git.maemo.org Git - modest/blob - src/widgets/modest-gtkhtml-msg-view.c

   1 /* Copyright (c) 2006, 2007, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <config.h>
  31 #include <tny-gtk-text-buffer-stream.h>
  32 #include <string.h>
  33 #include <regex.h>
  34 #include <ctype.h>
  35 #include <stdlib.h>
  36 #include <glib/gi18n.h>
  37 #include <tny-list.h>
  38 #include <tny-simple-list.h>
  39 #include <tny-vfs-stream.h>
  40
  41 #include <modest-tny-msg.h>
  42 #include <modest-text-utils.h>
  43 #include <widgets/modest-msg-view.h>
  44 #ifdef MODEST_TOOLKIT_HILDON2
  45 #include <widgets/modest-compact-mail-header-view.h>
  46 #include <hildon/hildon-gtk.h>
  47 #else
  48 #include <widgets/modest-expander-mail-header-view.h>
  49 #endif
  50 #include <widgets/modest-attachments-view.h>
  51 #include <modest-marshal.h>
  52 #include <widgets/modest-gtkhtml-mime-part-view.h>
  53 #include <widgets/modest-gtkhtml-msg-view.h>
  54 #include <widgets/modest-isearch-view.h>
  55 #include <widgets/modest-ui-constants.h>
  56 #include <modest-icon-names.h>
  57 #include <tny-camel-bs-mime-part.h>
  58 #include <modest-runtime.h>
  59
  60 /* FIXNE: we should have no maemo-deps in widgets/ */
  61 #ifndef MODEST_TOOLKIT_GTK
  62 #include "maemo/modest-hildon-includes.h"
  63 #endif /*!MODEST_TOOLKIT_GTK*/
  64
  65
  66 /* 'private'/'protected' functions */
  67 static void     modest_gtkhtml_msg_view_class_init   (ModestGtkhtmlMsgViewClass *klass);
  68 static void     tny_header_view_init (gpointer g, gpointer iface_data);
  69 static void     tny_msg_view_init (gpointer g, gpointer iface_data);
  70 static void     tny_mime_part_view_init (gpointer g, gpointer iface_data);
  71 static void     modest_mime_part_view_init (gpointer g, gpointer iface_data);
  72 static void     modest_zoomable_init (gpointer g, gpointer iface_data);
  73 static void     modest_isearch_view_init (gpointer g, gpointer iface_data);
  74 static void     modest_msg_view_init (gpointer g, gpointer iface_data);
  75 static void     modest_gtkhtml_msg_view_init         (ModestGtkhtmlMsgView *obj);
  76 static void     modest_gtkhtml_msg_view_finalize     (GObject *obj);
  77 static void     modest_gtkhtml_msg_view_destroy     (GtkObject *obj);
  78 static void     set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
  79 static void     get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
  80
  81 /* headers signals */
  82 static void on_recpt_activated (ModestMailHeaderView *header_view, const gchar *address, ModestGtkhtmlMsgView *msg_view);
  83 static void on_show_details (ModestMailHeaderView *header_view, ModestGtkhtmlMsgView *msg_view);
  84 static void on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer userdata);
  85
  86 /* body view signals */
  87 static gboolean on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  88 static gboolean on_fetch_url (GtkWidget *widget, const gchar *uri, TnyStream *stream,
  89                               ModestGtkhtmlMsgView *msg_view);
  90 static gboolean on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  91 static void on_limit_error (GtkWidget *widget, ModestGtkhtmlMsgView *msg_view);
  92
  93 #ifdef MAEMO_CHANGES
  94 static void     on_tap_and_hold (GtkWidget *widget, gpointer userdata);
  95 static gboolean on_tap_and_hold_query (GtkWidget *widget, GdkEvent *event, gpointer userdata);
  96 #endif /*MAEMO_CHANGES*/
  97
  98
  99 /* size allocation and drawing handlers */
 100 static void get_view_allocation (ModestGtkhtmlMsgView *msg_view, GtkAllocation *allocation);
 101 static void size_request (GtkWidget *widget, GtkRequisition *req);
 102 static void size_allocate (GtkWidget *widget, GtkAllocation *alloc);
 103 static void realize (GtkWidget *widget);
 104 static void unrealize (GtkWidget *widget);
 105 static gint expose (GtkWidget *widget, GdkEventExpose *event);
 106 static void reclamp_adjustment (GtkAdjustment *adj, gboolean *value_changed);
 107 static void set_hadjustment_values (ModestGtkhtmlMsgView *msg_view, gboolean *value_changed);
 108 static void set_scroll_adjustments (ModestGtkhtmlMsgView *msg_view, GtkAdjustment *hadj, GtkAdjustment *vadj);
 109 static void adjustment_value_changed (GtkAdjustment *adj, gpointer data);
 110 static void html_adjustment_changed (GtkAdjustment *adj, gpointer data);
 111 static void disconnect_vadjustment (ModestGtkhtmlMsgView *obj);
 112 static void disconnect_hadjustment (ModestGtkhtmlMsgView *obj);
 113 static gboolean idle_readjust_scroll (ModestGtkhtmlMsgView *obj);
 114
 115 /* vertical panning implementation */
 116 #ifdef MAEMO_CHANGES
 117 static gboolean motion_notify_event (GtkWidget *widget,
 118                                      GdkEventMotion *event,
 119                                      gpointer userdata);
 120 #endif
 121
 122 static gboolean
 123 button_press_event (GtkWidget *widget,
 124                     GdkEventButton *event,
 125                     gpointer userdata);
 126 static gboolean
 127 button_release_event (GtkWidget *widget,
 128                       GdkEventButton *event,
 129                       gpointer userdata);
 130
 131 /* GtkContainer methods */
 132 static void forall (GtkContainer *container, gboolean include_internals,
 133                     GtkCallback callback, gpointer userdata);
 134 static void container_remove (GtkContainer *container, GtkWidget *widget);
 135
 136 /* TnyMimePartView implementation */
 137 static void modest_msg_view_mp_clear (TnyMimePartView *self);
 138 static void modest_msg_view_mp_set_part (TnyMimePartView *self, TnyMimePart *part);
 139 static void modest_msg_view_mp_set_part_default (TnyMimePartView *self, TnyMimePart *part);
 140 static TnyMimePart* modest_msg_view_mp_get_part (TnyMimePartView *self);
 141 static TnyMimePart* modest_msg_view_mp_get_part_default (TnyMimePartView *self);
 142 /* ModestMimePartView implementation */
 143 static gboolean modest_msg_view_mp_is_empty (ModestMimePartView *self);
 144 static gboolean modest_msg_view_mp_is_empty_default (ModestMimePartView *self);
 145 /* TnyHeaderView implementation */
 146 static void modest_msg_view_set_header (TnyHeaderView *self, TnyHeader *header);
 147 static void modest_msg_view_set_header_default (TnyHeaderView *self, TnyHeader *header);
 148 static void modest_msg_view_clear_header (TnyHeaderView *self);
 149 static void modest_msg_view_clear_header_default (TnyHeaderView *self);
 150 /* TnyMsgView implementation */
 151 static TnyMsg *modest_msg_view_get_msg (TnyMsgView *self);
 152 static TnyMsg *modest_msg_view_get_msg_default (TnyMsgView *self);
 153 static void modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg);
 154 static void modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg);
 155 static void modest_msg_view_clear (TnyMsgView *self);
 156 static void modest_msg_view_clear_default (TnyMsgView *self);
 157 static void modest_msg_view_set_unavailable (TnyMsgView *self);
 158 static void modest_msg_view_set_unavailable_default (TnyMsgView *self);
 159 static TnyMimePartView *modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part);
 160 static TnyMimePartView *modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part);
 161 static TnyMsgView *modest_msg_view_create_new_inline_viewer (TnyMsgView *self);
 162 static TnyMsgView *modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self);
 163 /* ModestZoomable implementation */
 164 static gdouble modest_msg_view_get_zoom (ModestZoomable *self);
 165 static void modest_msg_view_set_zoom (ModestZoomable *self, gdouble value);
 166 static gboolean modest_msg_view_zoom_minus (ModestZoomable *self);
 167 static gboolean modest_msg_view_zoom_plus (ModestZoomable *self);
 168 static gdouble modest_msg_view_get_zoom_default (ModestZoomable *self);
 169 static void modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value);
 170 static gboolean modest_msg_view_zoom_minus_default (ModestZoomable *self);
 171 static gboolean modest_msg_view_zoom_plus_default (ModestZoomable *self);
 172 /* ModestISearchView implementation */
 173 static gboolean modest_msg_view_search (ModestISearchView *self, const gchar *string);
 174 static gboolean modest_msg_view_search_default (ModestISearchView *self, const gchar *string);
 175 static gboolean modest_msg_view_search_next (ModestISearchView *self);
 176 static gboolean modest_msg_view_search_next_default (ModestISearchView *self);
 177 /* ModestMsgView implementation */
 178 static void modest_gtkhtml_msg_view_set_msg_with_other_body (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body);
 179 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self);
 180 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self);
 181 static void modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *vadj);
 182 static void modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *hadj);
 183 static void modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type);
 184 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self);
 185 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority (ModestMsgView *self);
 186 static void modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags);
 187 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self);
 188 static TnyList *modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self);
 189 static void modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self);
 190 static void modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *view, TnyMimePart *attachment);
 191 static void modest_gtkhtml_msg_view_request_fetch_images (ModestMsgView *view);
 192 static void modest_gtkhtml_msg_view_set_branding (ModestMsgView *view, const gchar *brand_name, const GdkPixbuf *brand_icon);
 193 static gboolean modest_gtkhtml_msg_view_has_blocked_external_images (ModestMsgView *view);
 194 static void modest_gtkhtml_msg_view_set_msg_with_other_body_default (ModestMsgView *view, TnyMsg *msg, TnyMimePart *part);
 195 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self);
 196 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self);
 197 static void modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *vadj);
 198 static void modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *hadj);
 199 static void modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type);
 200 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self);
 201 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self);
 202 static void modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags);
 203 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self);
 204 static TnyList *modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self);
 205 static void modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self);
 206 static void modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *view, TnyMimePart *attachment);
 207 static gboolean modest_gtkhtml_msg_view_has_blocked_external_images_default (ModestMsgView *view);
 208 static void modest_gtkhtml_msg_view_request_fetch_images_default (ModestMsgView *view);
 209 static void modest_gtkhtml_msg_view_set_branding_default (ModestMsgView *view, const gchar *brand_name, const GdkPixbuf *brand_icon);
 210
 211 /* internal api */
 212 static void     set_header     (ModestGtkhtmlMsgView *self, TnyHeader *header);
 213 static TnyMsg   *get_message   (ModestGtkhtmlMsgView *self);
 214 static void     set_message    (ModestGtkhtmlMsgView *self, TnyMsg *tny_msg, TnyMimePart *other_body);
 215 static gboolean is_empty       (ModestGtkhtmlMsgView *self);
 216 static void     set_zoom       (ModestGtkhtmlMsgView *self, gdouble zoom);
 217 static gdouble  get_zoom       (ModestGtkhtmlMsgView *self);
 218 static gboolean search         (ModestGtkhtmlMsgView *self, const gchar *search);
 219 static gboolean search_next    (ModestGtkhtmlMsgView *self);
 220 static GtkAdjustment *get_vadjustment (ModestGtkhtmlMsgView *self);
 221 static GtkAdjustment *get_hadjustment (ModestGtkhtmlMsgView *self);
 222 static void set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj);
 223 static void set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj);
 224 static void set_shadow_type (ModestGtkhtmlMsgView *self, GtkShadowType type);
 225 static GtkShadowType get_shadow_type (ModestGtkhtmlMsgView *self);
 226 static TnyHeaderFlags get_priority (ModestGtkhtmlMsgView *self);
 227 static void set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags);
 228 static TnyList *get_selected_attachments (ModestGtkhtmlMsgView *self);
 229 static TnyList *get_attachments (ModestGtkhtmlMsgView *self);
 230 static void grab_focus (ModestGtkhtmlMsgView *self);
 231 static void remove_attachment (ModestGtkhtmlMsgView *view, TnyMimePart *attachment);
 232 static void request_fetch_images (ModestGtkhtmlMsgView *view);
 233 static void set_branding (ModestGtkhtmlMsgView *view, const gchar *brand_name, const GdkPixbuf *brand_icon);
 234 static gboolean has_blocked_external_images (ModestGtkhtmlMsgView *view);
 235
 236 /* list properties */
 237 enum {
 238         PROP_0,
 239         PROP_HADJUSTMENT,
 240         PROP_VADJUSTMENT,
 241         PROP_SHADOW_TYPE
 242 };
 243
 244 typedef struct _ModestGtkhtmlMsgViewPrivate ModestGtkhtmlMsgViewPrivate;
 245 struct _ModestGtkhtmlMsgViewPrivate {
 246         GtkWidget   *body_view;
 247         GtkWidget   *mail_header_view;
 248         GtkWidget   *attachments_view;
 249
 250         TnyMsg      *msg;
 251
 252         /* embedded elements */
 253         GtkWidget   *headers_box;
 254         GtkWidget   *html_scroll;
 255         GtkWidget   *attachments_box;
 256
 257 #ifdef MODEST_TOOLKIT_HILDON2
 258         GtkWidget   *priority_box;
 259         GtkWidget   *priority_icon;
 260 #endif
 261
 262         /* internal adjustments for set_scroll_adjustments */
 263         GtkAdjustment *hadj;
 264         GtkAdjustment *vadj;
 265         GtkShadowType shadow_type;
 266
 267         /* gdk windows for drawing */
 268         GdkWindow *view_window;
 269         GdkWindow *headers_window;
 270         GdkWindow *html_window;
 271
 272         /* id handler for dragged scroll */
 273         guint idle_motion_id;
 274
 275         /* idle changes count */
 276         gint idle_changes_count;
 277         guint idle_readjust_scroll_id;
 278         guint idle_resize_children_id;
 279
 280         /* zoom */
 281         gdouble current_zoom;
 282
 283         /* link click management */
 284         gchar *last_url;
 285
 286         gboolean has_blocked_bs_images;
 287 };
 288
 289 #define MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 290                                                                                  MODEST_TYPE_GTKHTML_MSG_VIEW, \
 291                                                                                  ModestGtkhtmlMsgViewPrivate))
 292
 293 /* globals */
 294 static GtkContainerClass *parent_class = NULL;
 295
 296 GType
 297 modest_gtkhtml_msg_view_get_type (void)
 298 {
 299         static GType my_type = 0;
 300         if (!my_type) {
 301                 static const GTypeInfo my_info = {
 302                         sizeof(ModestGtkhtmlMsgViewClass),
 303                         NULL,           /* base init */
 304                         NULL,           /* base finalize */
 305                         (GClassInitFunc) modest_gtkhtml_msg_view_class_init,
 306                         NULL,           /* class finalize */
 307                         NULL,           /* class data */
 308                         sizeof(ModestGtkhtmlMsgView),
 309                         1,              /* n_preallocs */
 310                         (GInstanceInitFunc) modest_gtkhtml_msg_view_init,
 311                         NULL
 312                 };
 313                 static const GInterfaceInfo tny_msg_view_info =
 314                 {
 315                   (GInterfaceInitFunc) tny_msg_view_init, /* interface_init */
 316                   NULL,         /* interface_finalize */
 317                   NULL          /* interface_data */
 318                 };
 319
 320                 static const GInterfaceInfo tny_mime_part_view_info =
 321                 {
 322                   (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
 323                   NULL,         /* interface_finalize */
 324                   NULL          /* interface_data */
 325                 };
 326
 327                 static const GInterfaceInfo tny_header_view_info =
 328                 {
 329                   (GInterfaceInitFunc) tny_header_view_init, /* interface_init */
 330                   NULL,         /* interface_finalize */
 331                   NULL          /* interface_data */
 332                 };
 333
 334                 static const GInterfaceInfo modest_mime_part_view_info =
 335                 {
 336                   (GInterfaceInitFunc) modest_mime_part_view_init, /* interface_init */
 337                   NULL,         /* interface_finalize */
 338                   NULL          /* interface_data */
 339                 };
 340
 341                 static const GInterfaceInfo modest_zoomable_info =
 342                 {
 343                   (GInterfaceInitFunc) modest_zoomable_init, /* interface_init */
 344                   NULL,         /* interface_finalize */
 345                   NULL          /* interface_data */
 346                 };
 347
 348                 static const GInterfaceInfo modest_isearch_view_info =
 349                 {
 350                   (GInterfaceInitFunc) modest_isearch_view_init, /* interface_init */
 351                   NULL,         /* interface_finalize */
 352                   NULL          /* interface_data */
 353                 };
 354
 355                 static const GInterfaceInfo modest_msg_view_info =
 356                 {
 357                   (GInterfaceInitFunc) modest_msg_view_init, /* interface_init */
 358                   NULL,         /* interface_finalize */
 359                   NULL          /* interface_data */
 360                 };
 361
 362                 my_type = g_type_register_static (GTK_TYPE_CONTAINER,
 363                                                   "ModestGtkhtmlMsgView",
 364                                                   &my_info, 0);
 365
 366                 g_type_add_interface_static (my_type, TNY_TYPE_HEADER_VIEW,
 367                         &tny_header_view_info);
 368
 369                 g_type_add_interface_static (my_type, TNY_TYPE_MIME_PART_VIEW,
 370                         &tny_mime_part_view_info);
 371
 372                 g_type_add_interface_static (my_type, MODEST_TYPE_MIME_PART_VIEW,
 373                         &modest_mime_part_view_info);
 374
 375                 g_type_add_interface_static (my_type, TNY_TYPE_MSG_VIEW,
 376                         &tny_msg_view_info);
 377
 378                 g_type_add_interface_static (my_type, MODEST_TYPE_ZOOMABLE,
 379                         &modest_zoomable_info);
 380
 381                 g_type_add_interface_static (my_type, MODEST_TYPE_ISEARCH_VIEW,
 382                         &modest_isearch_view_info);
 383
 384                 g_type_add_interface_static (my_type, MODEST_TYPE_MSG_VIEW,
 385                         &modest_msg_view_info);
 386         }
 387         return my_type;
 388 }
 389
 390 static void
 391 modest_gtkhtml_msg_view_class_init (ModestGtkhtmlMsgViewClass *klass)
 392 {
 393         GObjectClass *gobject_class;
 394         GtkWidgetClass *widget_class;
 395         GtkObjectClass *gtkobject_class;
 396         GtkContainerClass *container_class;
 397         gobject_class = (GObjectClass*) klass;
 398         widget_class = (GtkWidgetClass *) klass;
 399         gtkobject_class = (GtkObjectClass *) klass;
 400         container_class = (GtkContainerClass *) klass;
 401
 402         parent_class            = g_type_class_peek_parent (klass);
 403         gobject_class->finalize = modest_gtkhtml_msg_view_finalize;
 404         gobject_class->set_property = set_property;
 405         gobject_class->get_property = get_property;
 406         gtkobject_class->destroy = modest_gtkhtml_msg_view_destroy;
 407
 408         widget_class->realize = realize;
 409         widget_class->unrealize = unrealize;
 410         widget_class->expose_event = expose;
 411         widget_class->size_request = size_request;
 412         widget_class->size_allocate = size_allocate;
 413
 414         container_class->forall = forall;
 415         container_class->remove = container_remove;
 416
 417         klass->set_header_func = modest_msg_view_set_header_default;
 418         klass->clear_header_func = modest_msg_view_clear_header_default;
 419         klass->set_scroll_adjustments = set_scroll_adjustments;
 420         klass->get_part_func = modest_msg_view_mp_get_part_default;
 421         klass->set_part_func = modest_msg_view_mp_set_part_default;
 422         klass->is_empty_func = modest_msg_view_mp_is_empty_default;
 423         klass->get_msg_func = modest_msg_view_get_msg_default;
 424         klass->set_msg_func = modest_msg_view_set_msg_default;
 425         klass->set_unavailable_func = modest_msg_view_set_unavailable_default;
 426         klass->clear_func = modest_msg_view_clear_default;
 427         klass->create_mime_part_view_for_func = modest_msg_view_create_mime_part_view_for_default;
 428         klass->create_new_inline_viewer_func = modest_msg_view_create_new_inline_viewer_default;
 429         klass->get_zoom_func = modest_msg_view_get_zoom_default;
 430         klass->set_zoom_func = modest_msg_view_set_zoom_default;
 431         klass->zoom_minus_func = modest_msg_view_zoom_minus_default;
 432         klass->zoom_plus_func = modest_msg_view_zoom_plus_default;
 433         klass->search_func = modest_msg_view_search_default;
 434         klass->search_next_func = modest_msg_view_search_next_default;
 435         klass->set_msg_with_other_body_func = modest_gtkhtml_msg_view_set_msg_with_other_body_default;
 436         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment_default;
 437         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment_default;
 438         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment_default;
 439         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment_default;
 440         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type_default;
 441         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type_default;
 442         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority_default;
 443         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority_default;
 444         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments_default;
 445         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments_default;
 446         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus_default;
 447         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment_default;
 448         klass->request_fetch_images_func = modest_gtkhtml_msg_view_request_fetch_images_default;
 449         klass->set_branding_func = modest_gtkhtml_msg_view_set_branding_default;
 450         klass->has_blocked_external_images_func = modest_gtkhtml_msg_view_has_blocked_external_images_default;
 451
 452         g_type_class_add_private (gobject_class, sizeof(ModestGtkhtmlMsgViewPrivate));
 453
 454         g_object_class_install_property (gobject_class,
 455                                          PROP_HADJUSTMENT,
 456                                          g_param_spec_object ("hadjustment",
 457                                                               _("Horizontal adjustment"),
 458                                                               _("GtkAdjustment with information of the horizontal visible position"),
 459                                                               GTK_TYPE_ADJUSTMENT,
 460                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 461
 462         g_object_class_install_property (gobject_class,
 463                                          PROP_VADJUSTMENT,
 464                                          g_param_spec_object ("vadjustment",
 465                                                               _("Vertical adjustment"),
 466                                                               _("GtkAdjustment with information of the vertical visible position"),
 467                                                               GTK_TYPE_ADJUSTMENT,
 468                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 469
 470         g_object_class_install_property (gobject_class,
 471                                          PROP_SHADOW_TYPE,
 472                                          g_param_spec_enum ("shadow_type",
 473                                                             _("Shadow type"),
 474                                                             _("Kind of shadow that's shown around the view"),
 475                                                             GTK_TYPE_SHADOW_TYPE,
 476                                                             GTK_SHADOW_IN,
 477                                                             G_PARAM_READABLE | G_PARAM_WRITABLE ));
 478
 479         widget_class->set_scroll_adjustments_signal =
 480                 g_signal_new ("set_scroll_adjustments",
 481                               G_OBJECT_CLASS_TYPE (gobject_class),
 482                               G_SIGNAL_RUN_LAST|G_SIGNAL_ACTION,
 483                               G_STRUCT_OFFSET (ModestGtkhtmlMsgViewClass, set_scroll_adjustments),
 484                               NULL, NULL,
 485                               modest_marshal_VOID__POINTER_POINTER,
 486                               G_TYPE_NONE, 2,
 487                               GTK_TYPE_ADJUSTMENT,
 488                               GTK_TYPE_ADJUSTMENT);
 489 }
 490
 491 static void
 492 set_property (GObject *object,
 493               guint prop_id,
 494               const GValue *value,
 495               GParamSpec *pspec)
 496 {
 497         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 498
 499         switch (prop_id) {
 500         case PROP_HADJUSTMENT:
 501                 set_hadjustment (self, g_value_get_object (value));
 502                 break;
 503         case PROP_VADJUSTMENT:
 504                 set_vadjustment (self, g_value_get_object (value));
 505                 break;
 506         case PROP_SHADOW_TYPE:
 507                 set_shadow_type (self, g_value_get_enum (value));
 508                 break;
 509         default:
 510                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 511                 break;
 512         }
 513 }
 514
 515 static void
 516 get_property (GObject *object,
 517               guint prop_id,
 518               GValue *value,
 519               GParamSpec *pspec)
 520 {
 521         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 522         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 523
 524         switch (prop_id) {
 525         case PROP_HADJUSTMENT:
 526                 g_value_set_object (value, priv->hadj);
 527                 break;
 528         case PROP_VADJUSTMENT:
 529                 g_value_set_object (value, priv->vadj);
 530                 break;
 531         case PROP_SHADOW_TYPE:
 532                 g_value_set_enum (value, priv->shadow_type);
 533                 break;
 534         default:
 535                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 536                 break;
 537         }
 538 }
 539
 540 static void
 541 disconnect_hadjustment (ModestGtkhtmlMsgView *self)
 542 {
 543         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 544
 545         if (priv->hadj) {
 546                 g_signal_handlers_disconnect_by_func(priv->hadj, adjustment_value_changed, self);
 547                 g_object_unref (priv->hadj);
 548                 priv->hadj = NULL;
 549         }
 550 }
 551
 552 static void
 553 disconnect_vadjustment (ModestGtkhtmlMsgView *self)
 554 {
 555         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 556
 557         if (priv->vadj) {
 558                 g_signal_handlers_disconnect_by_func(priv->vadj, adjustment_value_changed, self);
 559                 g_object_unref (priv->vadj);
 560                 priv->vadj = NULL;
 561         }
 562 }
 563
 564 static void
 565 get_view_allocation (ModestGtkhtmlMsgView *self, GtkAllocation *allocation)
 566 {
 567         /* This method gets the allocation of the widget in parent widget. It's the
 568            real position and size of the widget */
 569         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 570
 571         allocation->x = 0;
 572         allocation->y = 0;
 573
 574         if (priv->shadow_type != GTK_SHADOW_NONE) {
 575                 allocation->x = GTK_WIDGET (self)->style->xthickness;
 576                 allocation->y = GTK_WIDGET (self)->style->ythickness;
 577         }
 578
 579         allocation->width = MAX (1, (GTK_WIDGET (self)->allocation.width) - allocation->x * 2);
 580         allocation->height = MAX (1, (GTK_WIDGET (self)->allocation.height) - allocation->y * 2);
 581
 582 }
 583
 584 static void
 585 reclamp_adjustment (GtkAdjustment *adj,
 586                     gboolean *value_changed)
 587 {
 588         gdouble value = adj->value;
 589
 590         /* Correct value to be inside the expected values of a scroll */
 591
 592         value = CLAMP (value, 0, adj->upper - adj->page_size);
 593
 594         if (value != adj->value) {
 595                 adj->value = value;
 596                 if (value_changed)
 597                         *value_changed = TRUE;
 598         } else if (value_changed) {
 599                 *value_changed = FALSE;
 600         }
 601 }
 602
 603 static void
 604 set_hadjustment_values (ModestGtkhtmlMsgView *self,
 605                         gboolean *value_changed)
 606 {
 607         GtkAllocation view_allocation;
 608         GtkAdjustment *hadj = get_hadjustment (self);
 609         gint full_width = 0;
 610         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 611
 612         get_view_allocation (self, &view_allocation);
 613         hadj->page_size = view_allocation.width;
 614         hadj->step_increment = view_allocation.width * 0.1;
 615         hadj->page_increment = view_allocation.width * 0.9;
 616
 617         hadj->lower = 0;
 618         hadj->upper = view_allocation.width;
 619
 620         /* Get the real width of the embedded html */
 621         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 622                 GtkAdjustment *html_hadj;
 623                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 624                 full_width += html_hadj->upper;
 625         }
 626
 627         hadj->upper = MAX (view_allocation.width, full_width);
 628
 629         reclamp_adjustment (hadj, value_changed);
 630
 631 }
 632
 633 static void
 634 set_vadjustment_values (ModestGtkhtmlMsgView *self,
 635                         gboolean *value_changed)
 636 {
 637         GtkAllocation view_allocation;
 638         GtkAdjustment *vadj = get_vadjustment (self);
 639         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 640         gint full_height = 0;
 641         GtkAdjustment *html_vadj;
 642
 643         get_view_allocation (self, &view_allocation);
 644         vadj->page_size = view_allocation.height;
 645         vadj->step_increment = view_allocation.height * 0.1;
 646         vadj->page_increment = view_allocation.height * 0.9;
 647
 648         vadj->lower = 0;
 649
 650         if (priv->headers_box && GTK_WIDGET_VISIBLE(priv->headers_box)) {
 651                 GtkRequisition child_requisition;
 652
 653                 gtk_widget_get_child_requisition (priv->headers_box, &child_requisition);
 654                 full_height = child_requisition.height;
 655         } else {
 656                 full_height = 0;
 657         }
 658
 659         /* Get the real height of the embedded html */
 660         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 661                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 662                 full_height += html_vadj->upper;
 663         }
 664
 665         vadj->upper = MAX (view_allocation.height, full_height);
 666
 667         reclamp_adjustment (vadj, value_changed);
 668
 669 }
 670
 671 static void
 672 set_scroll_adjustments (ModestGtkhtmlMsgView *self,
 673                         GtkAdjustment *hadj,
 674                         GtkAdjustment *vadj)
 675 {
 676         set_hadjustment (self, hadj);
 677         set_vadjustment (self, vadj);
 678
 679 #ifndef MODEST_TOOLKIT_HILDON2
 680         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 681         gtk_container_set_focus_vadjustment (GTK_CONTAINER (priv->body_view), vadj);
 682 #endif
 683 }
 684
 685 static void
 686 realize (GtkWidget *widget)
 687 {
 688         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 689         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 690         GtkAdjustment *hadj = get_hadjustment (self);
 691         GtkAdjustment *vadj = get_vadjustment (self);
 692         GdkWindowAttr attributes;
 693         gint event_mask;
 694         gint attributes_mask;
 695         GtkAllocation view_allocation;
 696
 697         GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 698
 699         /* The structure of the GdkWindow's is:
 700          *    * widget->window: the shown gdkwindow embedding all the stuff inside
 701          *    * view_window: a backing store gdkwindow containing the headers and contents
 702          *      being scrolled. This window should have all the visible and non visible
 703          *      widgets inside.
 704          *    * headers_window: gdk window for headers_box.
 705          *    * html_window: gdk window for html_scroll (the scrolled window containing the
 706          *      body view showing the contents of the mail).
 707          */
 708
 709         attributes.x = widget->allocation.x;
 710         attributes.y = widget->allocation.y;
 711         attributes.width = widget->allocation.width;
 712         attributes.height = widget->allocation.height;
 713         attributes.window_type = GDK_WINDOW_CHILD;
 714         attributes.wclass = GDK_INPUT_OUTPUT;
 715         attributes.visual = gtk_widget_get_visual (widget);
 716         attributes.colormap = gtk_widget_get_colormap (widget);
 717
 718         event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
 719         attributes.event_mask = event_mask | GDK_BUTTON_PRESS_MASK;
 720         attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 721
 722         widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
 723                                          &attributes, attributes_mask);
 724         gdk_window_set_user_data (widget->window, self);
 725
 726         get_view_allocation (self, &view_allocation);
 727
 728         attributes.x = view_allocation.x;
 729         attributes.y = view_allocation.y;
 730         attributes.width = view_allocation.width;
 731         attributes.height = view_allocation.height;
 732         attributes.event_mask = 0;
 733         priv->view_window = gdk_window_new (widget->window, &attributes, attributes_mask);
 734         gdk_window_set_user_data (priv->view_window, self);
 735         gdk_window_set_back_pixmap (priv->view_window, NULL, FALSE);
 736
 737         attributes.x = -hadj->value;
 738         attributes.y = -vadj->value;
 739         attributes.width = hadj->upper;
 740         if (priv->headers_box)
 741                 attributes.height = GTK_WIDGET (priv->headers_box)->allocation.height;
 742         else
 743                 attributes.height = 1;
 744         attributes.event_mask = event_mask;
 745
 746         priv->headers_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 747         gdk_window_set_user_data (priv->headers_window, self);
 748
 749         if (priv->headers_box)
 750                 gtk_widget_set_parent_window (priv->headers_box, priv->headers_window);
 751
 752         attributes.x = -hadj->value;
 753         if (priv->headers_box)
 754                 attributes.y = GTK_WIDGET (priv->headers_box)->allocation.height - vadj->value;
 755         else
 756                 attributes.y = -vadj->value;
 757         attributes.width = hadj->upper;
 758         if (priv->headers_box)
 759                 attributes.height = vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height;
 760         else
 761                 attributes.height = vadj->upper;
 762         attributes.event_mask = event_mask;
 763
 764         priv->html_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 765         gdk_window_set_user_data (priv->html_window, self);
 766
 767         if (priv->html_scroll)
 768                 gtk_widget_set_parent_window (priv->html_scroll, priv->html_window);
 769
 770         widget->style = gtk_style_attach (widget->style, widget->window);
 771         gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
 772         gtk_style_set_background (widget->style, priv->headers_window, GTK_STATE_NORMAL);
 773         gtk_style_set_background (widget->style, priv->html_window, GTK_STATE_NORMAL);
 774
 775         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 776                            GTK_SHADOW_NONE,
 777                            NULL, widget, "msgviewheaders",
 778                            0,0,-1,-1);
 779         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 780                            GTK_SHADOW_NONE,
 781                            NULL, widget, "msgviewcontents",
 782                            0,0,-1,-1);
 783
 784         gdk_window_show (priv->view_window);
 785         gdk_window_show (priv->headers_window);
 786         gdk_window_show (priv->html_window);
 787
 788 }
 789
 790 static void
 791 unrealize (GtkWidget *widget)
 792 {
 793         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 794         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 795
 796         gdk_window_set_user_data (priv->view_window, NULL);
 797         gdk_window_destroy (priv->view_window);
 798         priv->view_window = NULL;
 799
 800         gdk_window_set_user_data (priv->headers_window, NULL);
 801         gdk_window_destroy (priv->headers_window);
 802         priv->headers_window = NULL;
 803
 804         gdk_window_set_user_data (priv->html_window, NULL);
 805         gdk_window_destroy (priv->html_window);
 806         priv->html_window = NULL;
 807
 808         if (GTK_WIDGET_CLASS (parent_class)->unrealize)
 809                 ( * GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 810
 811 }
 812
 813 static gint
 814 expose (GtkWidget *widget,
 815         GdkEventExpose *event)
 816 {
 817         ModestGtkhtmlMsgView *self;
 818         ModestGtkhtmlMsgViewPrivate *priv;
 819
 820         if (GTK_WIDGET_DRAWABLE (widget)) {
 821                 self = MODEST_GTKHTML_MSG_VIEW (widget);
 822                 priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 823                 if (event->window == widget->window) {
 824                         gtk_paint_shadow (widget->style, widget->window,
 825                                           GTK_STATE_NORMAL, priv->shadow_type,
 826                                           &event->area, widget, "msgview",
 827                                           0,0,-1,-1);
 828                 } else if (event->window == priv->headers_window) {
 829                         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 830                                            GTK_SHADOW_NONE,
 831                                            &event->area, widget, "msgviewheaders",
 832                                            0,0,-1,-1);
 833                 } else if (event->window == priv->html_window) {
 834                         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 835                                            GTK_SHADOW_NONE,
 836                                            &event->area, widget, "msgviewcontents",
 837                                            0,0,-1,-1);
 838                 }
 839                 if (priv->headers_box)
 840                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->headers_box, event);
 841                 if (priv->html_scroll)
 842                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->html_scroll, event);
 843                 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
 844         }
 845
 846         return FALSE;
 847 }
 848
 849 static void
 850 forall (GtkContainer *container,
 851         gboolean include_internals,
 852         GtkCallback callback,
 853         gpointer userdata)
 854 {
 855         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 856         g_return_if_fail (callback != NULL);
 857
 858         if (priv->headers_box)
 859                 (*callback) (priv->headers_box, userdata);
 860         if (priv->html_scroll)
 861                 (*callback) (priv->html_scroll, userdata);
 862 }
 863
 864 static void
 865 container_remove (GtkContainer *container,
 866                   GtkWidget *widget)
 867 {
 868         gboolean was_visible = FALSE;
 869         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 870         was_visible = GTK_WIDGET_VISIBLE (widget);
 871         if (widget == priv->headers_box) {
 872                 gtk_widget_unparent (priv->headers_box);
 873                 priv->headers_box = NULL;
 874         } else if (widget == priv->html_scroll) {
 875                 gtk_widget_unparent (priv->html_scroll);
 876                 priv->html_scroll = NULL;
 877         } else {
 878                 return;
 879         }
 880         if (was_visible)
 881                 gtk_widget_queue_resize (GTK_WIDGET(container));
 882
 883 }
 884
 885 static void
 886 size_request (GtkWidget *widget,
 887               GtkRequisition *req)
 888 {
 889         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (widget);
 890         GtkRequisition child_req;
 891
 892         req->width = 0;
 893         req->height = 0;
 894
 895         gtk_widget_size_request (priv->headers_box, &child_req);
 896         req->width = child_req.width;
 897         req->height += child_req.height;
 898         gtk_widget_size_request (priv->html_scroll, &child_req);
 899         req->width = MAX (child_req.width, req->width);
 900         req->height += child_req.height;
 901
 902 }
 903
 904 static void
 905 size_allocate (GtkWidget *widget,
 906                GtkAllocation *allocation)
 907 {
 908         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 909         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 910         gboolean hadj_value_changed, vadj_value_changed;
 911         GtkAllocation headers_allocation, html_allocation, view_allocation;
 912         GtkAdjustment *html_vadj;
 913
 914         if (GTK_WIDGET_MAPPED (widget) &&
 915             priv->shadow_type != GTK_SHADOW_NONE &&
 916             (allocation->width != widget->allocation.width ||
 917              allocation->height != widget->allocation.height))
 918                 gdk_window_invalidate_rect (widget->window, NULL, FALSE);
 919
 920         if (priv->idle_readjust_scroll_id == 0 && priv->idle_changes_count < 5 && widget->allocation.width != allocation->width) {
 921                 g_object_ref (self);
 922                 priv->idle_readjust_scroll_id = g_idle_add ((GSourceFunc) idle_readjust_scroll, self);
 923                 priv->idle_changes_count ++;
 924         }
 925
 926         widget->allocation = *allocation;
 927         set_hadjustment_values (self, &hadj_value_changed);
 928         set_vadjustment_values (self, &vadj_value_changed);
 929
 930         get_view_allocation (self, &view_allocation);
 931
 932         headers_allocation.x = 0;
 933         headers_allocation.y = 0;
 934         headers_allocation.width = view_allocation.width;
 935         if (priv->headers_box)
 936                 headers_allocation.height = GTK_WIDGET (priv->headers_box)->requisition.height;
 937         else
 938                 headers_allocation.height = 0;
 939
 940         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 941
 942         html_allocation.x = 0;
 943         html_allocation.y = MAX (0, headers_allocation.height - priv->vadj->value);
 944         html_allocation.width = view_allocation.width;
 945         if (html_vadj->upper < allocation->height) {
 946                 html_allocation.height = MAX (html_vadj->upper, allocation->height - headers_allocation.height);
 947         } else {
 948                 html_allocation.height = allocation->height;
 949         }
 950         /* html_allocation.height = MAX ((gint) html_vadj->upper, (gint)(priv->vadj->upper - headers_allocation.height)); */
 951
 952         if (GTK_WIDGET_REALIZED (widget)) {
 953                 gdk_window_move_resize (widget->window,
 954                                         allocation->x,
 955                                         allocation->y,
 956                                         allocation->width,
 957                                         allocation->height);
 958
 959                 gdk_window_move_resize (priv->view_window,
 960                                         view_allocation.x,
 961                                         view_allocation.y,
 962                                         view_allocation.width,
 963                                         view_allocation.height);
 964                 gdk_window_move_resize (priv->headers_window,
 965                                         0,
 966                                         (gint) (- priv->vadj->value),
 967                                         allocation->width,
 968                                         headers_allocation.height);
 969                 gdk_window_move_resize (priv->html_window,
 970                                         (gint) (- priv->hadj->value),
 971                                         (gint) html_allocation.y,
 972                                         (gint) priv->hadj->upper,
 973                                         html_allocation.height);
 974         }
 975
 976         if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 977                 gtk_widget_size_allocate (priv->headers_box, &headers_allocation);
 978         }
 979         if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 980                 html_allocation.x = 0;
 981                 html_allocation.y = 0;
 982                 html_allocation.width = (gint) priv->hadj->upper;
 983                 gtk_widget_size_allocate (priv->html_scroll, &html_allocation);
 984                 if (html_vadj->page_size != html_allocation.height) {
 985                         html_vadj->page_size = html_allocation.height;
 986                         gtk_adjustment_changed (html_vadj);
 987                 }
 988         }
 989         gtk_adjustment_changed (priv->hadj);
 990         gtk_adjustment_changed (priv->vadj);
 991
 992         if (hadj_value_changed)
 993                 gtk_adjustment_value_changed (priv->hadj);
 994         if (vadj_value_changed)
 995                 gtk_adjustment_value_changed (priv->vadj);
 996
 997 }
 998
 999 static void
1000 adjustment_value_changed (GtkAdjustment *adj, gpointer data)
1001 {
1002         ModestGtkhtmlMsgView *self = NULL;
1003         ModestGtkhtmlMsgViewPrivate *priv = NULL;
1004
1005         g_return_if_fail (GTK_IS_ADJUSTMENT (adj));
1006         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (data));
1007
1008         self = MODEST_GTKHTML_MSG_VIEW (data);
1009         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1010
1011         if (GTK_WIDGET_REALIZED (self)) {
1012                 GtkAdjustment *hadj = get_hadjustment (self);
1013                 GtkAdjustment *vadj = get_vadjustment (self);
1014                 gint headers_offset = 0;
1015
1016                 gtk_widget_queue_resize (priv->html_scroll);
1017
1018                 if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
1019                         gint old_x, old_y;
1020                         gint new_x, new_y;
1021                         gdk_window_get_position (priv->headers_window, &old_x, &old_y);
1022                         new_x = 0;
1023                         new_y = -vadj->value;
1024
1025                         headers_offset = GTK_WIDGET(priv->headers_box)->allocation.height;
1026
1027                         if (new_x != old_x || new_y != old_y) {
1028                                 gdk_window_move (priv->headers_window, new_x, new_y);
1029                                 gdk_window_process_updates (priv->headers_window, TRUE);
1030                         }
1031                 }
1032
1033                 if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
1034                         gint old_x, old_y;
1035                         gint new_x, new_y;
1036                         gint new_internal_vvalue;
1037                         gdk_window_get_position (priv->html_window, &old_x, &old_y);
1038                         new_x = -hadj->value;
1039
1040                         new_internal_vvalue = MAX (0, vadj->value - headers_offset);
1041                         gtk_adjustment_set_value (gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll)),
1042                                                   new_internal_vvalue);
1043
1044                         new_y = MAX (0, headers_offset - vadj->value);
1045
1046                         if (new_x != old_x || new_y != old_y) {
1047                                 gdk_window_move (priv->html_window, new_x, new_y);
1048                                 gdk_window_process_updates (priv->html_window, TRUE);
1049                         }
1050                 }
1051
1052         }
1053 }
1054
1055 static gboolean
1056 resize_children_idle (GtkContainer *cont)
1057 {
1058         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (cont);
1059         if (GTK_WIDGET_DRAWABLE (cont)) {
1060                 gtk_container_resize_children (cont);
1061         }
1062         priv->idle_resize_children_id = 0;
1063
1064         return FALSE;
1065 }
1066
1067 static void
1068 html_adjustment_changed (GtkAdjustment *adj,
1069                          gpointer userdata)
1070 {
1071         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (userdata);
1072         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1073         GtkAdjustment *html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1074         gboolean vadj_changed;
1075         gint new_height;
1076
1077         g_signal_stop_emission_by_name (G_OBJECT (adj), "changed");
1078
1079         priv->html_scroll->requisition.height = html_vadj->upper;
1080         if ((priv->vadj != NULL && (html_vadj->upper == (priv->vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height)))
1081             && html_vadj->page_size == priv->html_scroll->allocation.height)
1082                 return;
1083
1084         set_vadjustment_values (self, &vadj_changed);
1085
1086         if (html_vadj->upper < GTK_WIDGET (self)->allocation.height) {
1087                 new_height = MAX (html_vadj->upper,
1088                                         GTK_WIDGET (self)->allocation.height - GTK_WIDGET(priv->headers_box)->allocation.height);
1089         } else {
1090                 new_height = GTK_WIDGET (self)->allocation.height;
1091         }
1092
1093         gtk_adjustment_changed (priv->vadj);
1094         if (GTK_WIDGET_DRAWABLE (priv->html_scroll)) {
1095                 gdk_window_resize (priv->html_window, (gint) priv->hadj->upper, (gint) new_height);
1096                 gdk_window_process_updates (priv->view_window, TRUE);
1097                 if (priv->idle_resize_children_id == 0)
1098                         priv->idle_resize_children_id = gdk_threads_add_idle ((GSourceFunc) resize_children_idle, self);
1099         }
1100
1101 }
1102
1103 gboolean
1104 idle_readjust_scroll (ModestGtkhtmlMsgView *self)
1105 {
1106         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1107
1108         /* We're out the main lock */
1109         gdk_threads_enter ();
1110
1111         if (GTK_WIDGET_DRAWABLE (self)) {
1112                 GtkAdjustment *html_vadj;
1113                 GtkAdjustment *html_hadj;
1114
1115                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1116                 html_vadj->upper = 0;
1117                 html_vadj->page_size = 0;
1118                 g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1119
1120                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1121                 html_hadj->upper = 0;
1122                 html_hadj->page_size = 0;
1123                 g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1124
1125                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1126                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1127
1128                 gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1129                 gtk_widget_queue_draw (GTK_WIDGET (priv->body_view));
1130
1131                 /* Just another hack for making readjust really work. This forces an update
1132                  * of the scroll, and then, make the scroll really update properly the
1133                  * the size and not corrupt scrollable area */
1134                 gtk_adjustment_set_value (priv->vadj, 1.0);
1135                 gtk_adjustment_set_value (priv->vadj, 0.0);
1136
1137         }
1138         priv->idle_readjust_scroll_id = 0;
1139         g_object_unref (G_OBJECT (self));
1140
1141
1142         gdk_threads_leave ();
1143
1144         return FALSE;
1145 }
1146
1147 static void
1148 modest_gtkhtml_msg_view_init (ModestGtkhtmlMsgView *obj)
1149 {
1150         ModestGtkhtmlMsgViewPrivate *priv;
1151         GtkAdjustment *html_vadj;
1152
1153         GTK_WIDGET_UNSET_FLAGS (obj, GTK_NO_WINDOW);
1154         gtk_widget_set_redraw_on_allocate (GTK_WIDGET (obj), TRUE);
1155         gtk_container_set_reallocate_redraws (GTK_CONTAINER (obj), TRUE);
1156         gtk_container_set_resize_mode (GTK_CONTAINER (obj), GTK_RESIZE_QUEUE);
1157
1158         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(obj);
1159
1160         priv->has_blocked_bs_images = FALSE;
1161
1162         priv->idle_changes_count = 0;
1163         priv->idle_readjust_scroll_id = 0;
1164         priv->idle_resize_children_id = 0;
1165         priv->current_zoom = 1.0;
1166
1167         priv->hadj = NULL;
1168         priv->vadj = NULL;
1169         priv->shadow_type = GTK_SHADOW_IN;
1170         priv->view_window = NULL;
1171         priv->headers_window = NULL;
1172         priv->html_window = NULL;
1173
1174         priv->idle_motion_id = 0;
1175
1176         gtk_widget_push_composite_child ();
1177         priv->html_scroll = gtk_scrolled_window_new (NULL, NULL);
1178         gtk_widget_set_composite_name (priv->html_scroll, "contents");
1179         gtk_widget_pop_composite_child ();
1180         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->html_scroll), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1181
1182         priv->msg                     = NULL;
1183
1184         priv->body_view                 = GTK_WIDGET (g_object_new (MODEST_TYPE_GTKHTML_MIME_PART_VIEW, NULL));
1185 #ifdef MODEST_TOOLKIT_HILDON2
1186         priv->mail_header_view        = GTK_WIDGET(modest_compact_mail_header_view_new ());
1187 #else
1188         priv->mail_header_view        = GTK_WIDGET(modest_expander_mail_header_view_new (TRUE));
1189 #endif
1190         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1191         priv->attachments_view        = GTK_WIDGET(modest_attachments_view_new (NULL));
1192 #ifdef MODEST_TOOLKIT_HILDON2
1193         modest_attachments_view_set_style (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1194                                            MODEST_ATTACHMENTS_VIEW_STYLE_LINKS);
1195 #else
1196         modest_attachments_view_set_style (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1197                                            MODEST_ATTACHMENTS_VIEW_STYLE_SELECTABLE);
1198 #endif
1199
1200         g_signal_connect (G_OBJECT(priv->body_view), "activate_link",
1201                                        G_CALLBACK(on_activate_link), obj);
1202         g_signal_connect (G_OBJECT(priv->body_view), "fetch_url",
1203                                        G_CALLBACK(on_fetch_url), obj);
1204         g_signal_connect (G_OBJECT(priv->body_view), "link_hover",
1205                                        G_CALLBACK(on_link_hover), obj);
1206         g_signal_connect (G_OBJECT(priv->body_view), "limit_error",
1207                           G_CALLBACK(on_limit_error), obj);
1208 #ifdef MAEMO_CHANGES
1209         g_signal_connect (G_OBJECT(priv->body_view), "motion-notify-event",
1210                           G_CALLBACK (motion_notify_event), obj);
1211 #endif
1212         g_signal_connect (G_OBJECT (priv->body_view), "button-press-event",
1213                           G_CALLBACK (button_press_event), obj);
1214         g_signal_connect (G_OBJECT (priv->body_view), "button-release-event",
1215                           G_CALLBACK (button_release_event), obj);
1216
1217         g_signal_connect (G_OBJECT (priv->mail_header_view), "recpt-activated",
1218                           G_CALLBACK (on_recpt_activated), obj);
1219         g_signal_connect (G_OBJECT (priv->mail_header_view), "show-details",
1220                           G_CALLBACK (on_show_details), obj);
1221
1222         g_signal_connect (G_OBJECT (priv->attachments_view), "activate",
1223                           G_CALLBACK (on_attachment_activated), obj);
1224
1225         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1226
1227         g_signal_connect (G_OBJECT (html_vadj), "changed",
1228                           G_CALLBACK (html_adjustment_changed), obj);
1229
1230         gtk_widget_push_composite_child ();
1231         priv->headers_box = gtk_vbox_new (FALSE, MODEST_MARGIN_DEFAULT);
1232         gtk_widget_set_composite_name (priv->headers_box, "headers");
1233         gtk_widget_pop_composite_child ();
1234
1235         if (priv->mail_header_view)
1236                 gtk_box_pack_start (GTK_BOX(priv->headers_box), priv->mail_header_view, FALSE, FALSE, 0);
1237
1238 #ifdef MODEST_TOOLKIT_HILDON2
1239         priv->priority_icon = gtk_image_new ();
1240         gtk_misc_set_alignment (GTK_MISC (priv->priority_icon), 0.0, 0.5);
1241         if (priv->priority_icon) {
1242                 priv->priority_box = (GtkWidget *)
1243                         modest_mail_header_view_add_custom_header (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view),
1244                                                                    _("mcen_me_editor_message_priority"),
1245                                                                    priv->priority_icon,
1246                                                                    FALSE, FALSE);
1247
1248                 gtk_widget_hide_all (priv->priority_box);
1249         }
1250 #endif
1251         if (priv->attachments_view) {
1252 #ifndef MODEST_TOOLKIT_HILDON2
1253                 gchar *att_label = g_strconcat (_("mcen_me_viewer_attachments"), ":", NULL);
1254 #else
1255                 gchar *att_label = g_strconcat (_("mail_va_attachment"), ":", NULL);
1256 #endif
1257
1258                 priv->attachments_box = (GtkWidget *)
1259                         modest_mail_header_view_add_custom_header (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view),
1260                                                                    att_label,
1261                                                                    priv->attachments_view,
1262                                                                    FALSE, FALSE);
1263                 gtk_widget_hide_all (priv->attachments_box);
1264                 g_free (att_label);
1265         }
1266
1267 #ifndef MODEST_TOOLKIT_HILDON2
1268         separator = gtk_hseparator_new ();
1269         gtk_box_pack_start (GTK_BOX(priv->headers_box), separator, FALSE, FALSE, 0);
1270 #endif
1271
1272         gtk_widget_set_parent (priv->headers_box, GTK_WIDGET (obj));
1273
1274         if (priv->body_view) {
1275                 gtk_container_add (GTK_CONTAINER (priv->html_scroll), priv->body_view);
1276                 gtk_widget_set_parent (priv->html_scroll, GTK_WIDGET(obj));
1277 #ifdef MAEMO_CHANGES
1278                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (priv->body_view), NULL, NULL, 0);
1279                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold", G_CALLBACK (on_tap_and_hold), obj);
1280                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold-query", G_CALLBACK (on_tap_and_hold_query), obj);
1281 #endif
1282         }
1283
1284 }
1285
1286
1287 static void
1288 modest_gtkhtml_msg_view_finalize (GObject *obj)
1289 {
1290         ModestGtkhtmlMsgViewPrivate *priv;
1291         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (obj);
1292
1293         if (priv->msg) {
1294                 g_object_unref (G_OBJECT(priv->msg));
1295                 priv->msg = NULL;
1296         }
1297
1298         if (priv->idle_resize_children_id > 0) {
1299                 g_source_remove (priv->idle_resize_children_id);
1300                 priv->idle_resize_children_id = 0;
1301         }
1302
1303         if (priv->idle_readjust_scroll_id > 0) {
1304                 g_source_remove (priv->idle_readjust_scroll_id);
1305                 priv->idle_readjust_scroll_id = 0;
1306         }
1307
1308         if (priv->idle_motion_id > 0) {
1309                 g_source_remove (priv->idle_motion_id);
1310                 priv->idle_motion_id = 0;
1311         }
1312
1313         /* we cannot disconnect sigs, because priv->body_view is
1314          * already dead */
1315
1316         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1317         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1318
1319         priv->body_view = NULL;
1320         priv->attachments_view = NULL;
1321
1322         G_OBJECT_CLASS(parent_class)->finalize (obj);
1323 }
1324
1325 static void
1326 modest_gtkhtml_msg_view_destroy (GtkObject *obj)
1327 {
1328         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1329         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1330
1331         GTK_OBJECT_CLASS(parent_class)->destroy (obj);
1332 }
1333
1334 /* INTERNAL METHODS */
1335
1336 #ifdef MAEMO_CHANGES
1337 static gboolean
1338 motion_notify_event (GtkWidget *widget,
1339                      GdkEventMotion *event,
1340                      gpointer userdata)
1341 {
1342         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1343
1344         /* Use panning information in gtkhtml widget to support also vertical panning */
1345
1346         if (GTK_HTML (widget)->panning) {
1347                 gint y, dy;
1348                 gdouble value;
1349
1350                 gdk_window_get_pointer (GTK_LAYOUT (widget)->bin_window, NULL, &y, NULL);
1351                 dy = y - GTK_HTML (widget)->lasty;
1352                 value = priv->vadj->value - (gdouble) dy;
1353
1354                 if (value < priv->vadj->lower)
1355                         value = priv->vadj->lower;
1356                 else if (value > priv->vadj->upper - priv->vadj->page_size)
1357                         value = priv->vadj->upper - priv->vadj->page_size;
1358                 gtk_adjustment_set_value (priv->vadj, value);
1359
1360         }
1361         return FALSE;
1362 }
1363 #endif
1364
1365 static gboolean
1366 idle_motion (gpointer userdata)
1367 {
1368         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1369         if (GTK_HTML (priv->body_view)->in_selection_drag) {
1370                 gdouble offset;
1371                 GtkAdjustment *adj;
1372                 gint gdk_y;
1373                 gdk_window_get_pointer (gtk_widget_get_parent_window (priv->body_view), NULL, &gdk_y, NULL);
1374                 offset= (gdouble) (priv->headers_box->requisition.height + gdk_y);
1375                 adj = GTK_ADJUSTMENT (priv->vadj);
1376                 if (offset < adj->value + adj->step_increment) {
1377                         gtk_adjustment_set_value (adj, MAX (offset + adj->page_increment - adj->page_size, 0.0));
1378                 } else if (offset > adj->value + adj->page_increment) {
1379                         gtk_adjustment_set_value (adj, MIN (offset - adj->page_increment, adj->upper - adj->page_size));
1380                 }
1381                 gtk_widget_queue_resize (userdata);
1382         }
1383         return TRUE;
1384 }
1385
1386 static gboolean
1387 button_press_event (GtkWidget *widget,
1388                     GdkEventButton *event,
1389                     gpointer userdata)
1390 {
1391         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1392
1393         if (priv->idle_motion_id == 0) {
1394                 priv->idle_motion_id = g_timeout_add (200, idle_motion, userdata);
1395         }
1396         return FALSE;
1397 }
1398
1399 static gboolean
1400 button_release_event (GtkWidget *widget,
1401                       GdkEventButton *event,
1402                       gpointer userdata)
1403 {
1404         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1405
1406         if (priv->idle_motion_id > 0) {
1407                 gint gdk_y;
1408                 g_source_remove (priv->idle_motion_id);
1409
1410                 priv->idle_motion_id = 0;;
1411                 gdk_window_get_pointer (gtk_widget_get_parent_window (priv->body_view), NULL, &gdk_y, NULL);
1412                 event->y = (gdouble) gdk_y;
1413         }
1414         return FALSE;
1415 }
1416
1417 static GtkAdjustment *
1418 get_vadjustment (ModestGtkhtmlMsgView *self)
1419 {
1420         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1421
1422         if (!priv->vadj)
1423                 set_vadjustment (self, NULL);
1424
1425         return priv->vadj;
1426
1427 }
1428
1429 static GtkAdjustment *
1430 get_hadjustment (ModestGtkhtmlMsgView *self)
1431 {
1432         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1433
1434         if (!priv->hadj)
1435                 set_hadjustment (self, NULL);
1436
1437         return priv->hadj;
1438
1439 }
1440
1441 static void
1442 set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj)
1443 {
1444         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1445         gboolean value_changed;
1446
1447         if (hadj && hadj == priv->hadj)
1448                 return;
1449
1450         if (!hadj)
1451                 hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0));
1452         disconnect_hadjustment (self);
1453         g_object_ref (G_OBJECT (hadj));
1454         gtk_object_sink (GTK_OBJECT (hadj));
1455         priv->hadj = hadj;
1456         set_hadjustment_values (self, &value_changed);
1457
1458         g_signal_connect (hadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1459                           self);
1460
1461         gtk_adjustment_changed (hadj);
1462         if (value_changed)
1463                 gtk_adjustment_value_changed (hadj);
1464         else
1465                 adjustment_value_changed (hadj, self);
1466
1467         g_object_notify (G_OBJECT (self), "hadjustment");
1468 }
1469
1470 static void
1471 set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj)
1472 {
1473         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1474         gboolean value_changed;
1475
1476         if (vadj && vadj == priv->vadj)
1477                 return;
1478
1479         if (!vadj)
1480                 vadj = (GtkAdjustment *) gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0);
1481         disconnect_vadjustment (self);
1482         g_object_ref (G_OBJECT (vadj));
1483         gtk_object_sink (GTK_OBJECT (vadj));
1484         priv->vadj = vadj;
1485         set_vadjustment_values (self, &value_changed);
1486
1487         g_signal_connect (vadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1488                           self);
1489
1490         gtk_adjustment_changed (vadj);
1491         if (value_changed)
1492                 gtk_adjustment_value_changed (vadj);
1493         else
1494                 adjustment_value_changed (vadj, self);
1495
1496         g_object_notify (G_OBJECT (self), "vadjustment");
1497 }
1498
1499 static void
1500 set_shadow_type (ModestGtkhtmlMsgView *self,
1501                  GtkShadowType shadow_type)
1502 {
1503         ModestGtkhtmlMsgViewPrivate *priv;
1504         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1505
1506         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1507
1508         if (priv->shadow_type != shadow_type) {
1509                 priv->shadow_type = shadow_type;
1510
1511                 if (GTK_WIDGET_VISIBLE (self)) {
1512                         gtk_widget_size_allocate (GTK_WIDGET (self), &(GTK_WIDGET (self)->allocation));
1513                         gtk_widget_queue_draw (GTK_WIDGET (self));
1514                 }
1515                 g_object_notify (G_OBJECT (self), "shadow-type");
1516         }
1517 }
1518
1519 static GtkShadowType
1520 get_shadow_type (ModestGtkhtmlMsgView *self)
1521 {
1522         ModestGtkhtmlMsgViewPrivate *priv;
1523         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), GTK_SHADOW_NONE);
1524         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1525
1526         return priv->shadow_type;
1527 }
1528
1529 GtkWidget*
1530 modest_msg_view_new (TnyMsg *msg)
1531 {
1532         GObject *obj;
1533         ModestGtkhtmlMsgView* self;
1534
1535         obj  = G_OBJECT(g_object_new(MODEST_TYPE_GTKHTML_MSG_VIEW, NULL));
1536         self = MODEST_GTKHTML_MSG_VIEW(obj);
1537         tny_msg_view_set_msg (TNY_MSG_VIEW (self), msg);
1538
1539         return GTK_WIDGET(self);
1540 }
1541
1542 #ifdef MAEMO_CHANGES
1543 static void
1544 on_tap_and_hold (GtkWidget *widget,
1545                  gpointer data)
1546 {
1547         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1548         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1549
1550         g_signal_emit_by_name (G_OBJECT (self), "link-contextual", priv->last_url);
1551 }
1552
1553 static gboolean
1554 on_tap_and_hold_query (GtkWidget *widget,
1555                        GdkEvent *event,
1556                        gpointer data)
1557 {
1558         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1559         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1560
1561         /* Don't show the tap and hold animation if no url below */
1562         return (priv->last_url == NULL);
1563 }
1564 #endif
1565
1566 static void
1567 on_recpt_activated (ModestMailHeaderView *header_view,
1568                     const gchar *address,
1569                     ModestGtkhtmlMsgView *self)
1570 {
1571         g_signal_emit_by_name (G_OBJECT (self), "recpt-activated", address);
1572 }
1573
1574 static void
1575 on_show_details (ModestMailHeaderView *header_view,
1576                  ModestGtkhtmlMsgView *self)
1577 {
1578         g_signal_emit_by_name (G_OBJECT (self), "show-details");
1579 }
1580
1581 static void
1582 on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer self)
1583 {
1584
1585         g_signal_emit_by_name (G_OBJECT(self), "attachment_clicked", mime_part);
1586 }
1587
1588 static void
1589 request_fetch_images (ModestGtkhtmlMsgView *self)
1590 {
1591         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1592         TnyMimePart *part;
1593
1594         /* The message could have not been downloaded yet */
1595         if (priv->msg) {
1596                 modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), TRUE);
1597                 priv->has_blocked_bs_images = FALSE;
1598                 part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (priv->body_view));
1599                 if (part) {
1600                         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), part);
1601                         g_object_unref (part);
1602                 }
1603                 tny_msg_set_allow_external_images (TNY_MSG (priv->msg), TRUE);
1604         }
1605 }
1606
1607 static void
1608 set_branding (ModestGtkhtmlMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
1609 {
1610         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1611
1612         modest_mail_header_view_set_branding (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), brand_name, brand_icon);
1613 }
1614
1615 static gboolean
1616 has_blocked_external_images (ModestGtkhtmlMsgView *self)
1617 {
1618         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1619
1620         return ((modest_mime_part_view_has_external_images (MODEST_MIME_PART_VIEW (priv->body_view)) ||
1621                  (priv->has_blocked_bs_images)) &&
1622                 !modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view)));
1623 }
1624
1625 static gboolean
1626 on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1627 {
1628         gboolean result;
1629         g_return_val_if_fail (self, FALSE);
1630
1631         g_signal_emit_by_name (G_OBJECT(self), "activate-link", uri, &result);
1632
1633         return result;
1634 }
1635
1636
1637 static gboolean
1638 on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1639 {
1640         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1641         gboolean result;
1642
1643         g_free (priv->last_url);
1644         priv->last_url = g_strdup (uri);
1645
1646         g_signal_emit_by_name (G_OBJECT(self), "link-hover", uri, &result);
1647
1648         return result;
1649 }
1650
1651 static void
1652 on_limit_error (GtkWidget *widget, ModestGtkhtmlMsgView *msg_view)
1653 {
1654         g_signal_emit_by_name (G_OBJECT (msg_view), "limit-error");
1655 }
1656
1657 static gboolean
1658 part_cids_equal (const gchar *part_cid1,
1659                  const gchar *part_cid2)
1660 {
1661         if (g_strcmp0 (part_cid1, part_cid2) == 0)
1662                 return TRUE;
1663
1664         if (part_cid2 && part_cid2[0] == '<') {
1665                 const gchar *end;
1666                 end = g_strrstr_len (part_cid2, -1, ">");
1667
1668                 if (end && strncmp (part_cid2 + 1, part_cid1, end - part_cid2 - 1) == 0)
1669                         return TRUE;
1670         }
1671         return FALSE;
1672 }
1673
1674 static TnyMimePart *
1675 find_cid_image (TnyMsg *msg, const gchar *cid)
1676 {
1677         TnyMimePart *part = NULL;
1678         TnyList *parts;
1679         TnyIterator *iter;
1680
1681         g_return_val_if_fail (msg, NULL);
1682         g_return_val_if_fail (cid, NULL);
1683
1684         parts  = TNY_LIST (tny_simple_list_new());
1685
1686         tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
1687         iter   = tny_list_create_iterator (parts);
1688
1689         while (!tny_iterator_is_done(iter)) {
1690                 const gchar *part_cid;
1691
1692                 part = TNY_MIME_PART(tny_iterator_get_current(iter));
1693                 part_cid = tny_mime_part_get_content_id (part);
1694
1695                 /* if there is no content id, try the content location;
1696                  * this is what Outlook seems to use when it converts
1697                  * it's internal richtext to html
1698                  */
1699                 if (!part_cid)
1700                         part_cid = tny_mime_part_get_content_location (part);
1701
1702                 if (part_cids_equal (cid, part_cid))
1703                         break;
1704
1705                 if (tny_mime_part_content_type_is (part, "multipart/related")) {
1706                         TnyList *related_parts = TNY_LIST (tny_simple_list_new ());
1707                         TnyIterator *related_iter = NULL;
1708                         TnyMimePart *related_part = NULL;
1709
1710                         tny_mime_part_get_parts (part, related_parts);
1711                         related_iter = tny_list_create_iterator (related_parts);
1712
1713                         while (!tny_iterator_is_done (related_iter)) {
1714                                 related_part = TNY_MIME_PART (tny_iterator_get_current (related_iter));
1715                                 part_cid = tny_mime_part_get_content_id (related_part);
1716
1717                                 if (part_cids_equal (cid, part_cid))
1718                                         break;
1719
1720                                 g_object_unref (related_part);
1721                                 related_part = NULL;
1722                                 tny_iterator_next (related_iter);
1723                         }
1724
1725                         g_object_unref (related_iter);
1726                         g_object_unref (related_parts);
1727                         if (related_part != NULL) {
1728                                 g_object_unref (part);
1729                                 part = related_part;
1730                                 break;
1731                         }
1732                 }
1733
1734                 g_object_unref (G_OBJECT(part));
1735
1736                 part = NULL;
1737                 tny_iterator_next (iter);
1738         }
1739
1740         g_object_unref (G_OBJECT(iter));
1741         g_object_unref (G_OBJECT(parts));
1742
1743         return part;
1744 }
1745
1746 static void
1747 fetch_url_decode_to_stream_cb (TnyMimePart *self, gboolean cancelled, TnyStream *stream, GError *err, gpointer user_data)
1748 {
1749         tny_stream_close (stream);
1750 }
1751
1752 static gboolean
1753 on_fetch_url (GtkWidget *widget, const gchar *uri,
1754               TnyStream *stream, ModestGtkhtmlMsgView *self)
1755 {
1756         ModestGtkhtmlMsgViewPrivate *priv;
1757         const gchar* my_uri;
1758         TnyMimePart *part = NULL;
1759
1760
1761
1762         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1763
1764         /*
1765          * we search for either something starting with cid:, or something
1766          * with no prefix at all; this latter case occurs when sending mails
1767          * with MS Outlook in rich-text mode, and 'attach-as-object
1768          */
1769         if (g_str_has_prefix (uri, "cid:"))
1770                 my_uri = uri + 4;  /* +4 ==> skip "cid:" */
1771         else
1772                 my_uri = uri;
1773
1774         /* now try to find the embedded image */
1775         part = find_cid_image (priv->msg, my_uri);
1776
1777         if (!part) {
1778                 if (g_str_has_prefix (uri, "http:")) {
1779                         if (modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view))) {
1780                                 gboolean result = FALSE;
1781                                 g_signal_emit_by_name (self, "fetch-image", uri, stream, &result);
1782                                 return result;
1783                         } else {
1784                                 /* we return immediately to get a "image not found" icon */
1785                                 tny_stream_close (stream);
1786                                 return TRUE;
1787                         }
1788                 } else {
1789                         return FALSE;
1790                 }
1791         } else if (TNY_IS_CAMEL_BS_MIME_PART (part) &&
1792                    !tny_camel_bs_mime_part_is_fetched (TNY_CAMEL_BS_MIME_PART (part))){
1793           if (!modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view)) ||
1794               !tny_device_is_online (modest_runtime_get_device ())) {
1795                         priv->has_blocked_bs_images = TRUE;
1796                         tny_stream_close (stream);
1797                         return TRUE;
1798                 }
1799         }
1800
1801         tny_mime_part_decode_to_stream_async ((TnyMimePart*)part, stream, fetch_url_decode_to_stream_cb, NULL, NULL);
1802         g_object_unref (G_OBJECT(part));
1803         return TRUE;
1804 }
1805
1806 static void
1807 set_message (ModestGtkhtmlMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
1808 {
1809         TnyMimePart *body;
1810         ModestGtkhtmlMsgViewPrivate *priv;
1811         TnyHeader *header;
1812         GtkAdjustment *html_vadj, *html_hadj;
1813
1814         g_return_if_fail (self);
1815
1816         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1817         priv->has_blocked_bs_images = FALSE;
1818         modest_mail_header_view_set_loading (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), FALSE);
1819         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1820         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1821
1822         if (msg != priv->msg) {
1823                 if (priv->msg)
1824                         g_object_unref (G_OBJECT(priv->msg));
1825                 if (msg)
1826                         g_object_ref   (G_OBJECT(msg));
1827                 priv->msg = msg;
1828         }
1829
1830         if (!msg) {
1831                 tny_header_view_clear (TNY_HEADER_VIEW (priv->mail_header_view));
1832                 modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1833                 gtk_widget_hide_all (priv->mail_header_view);
1834                 gtk_widget_hide_all (priv->attachments_box);
1835 #ifdef MODEST_TOOKIT_HILDON2
1836                 gtk_widget_hide_all (priv->priority_box);
1837 #endif
1838                 gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1839                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1840
1841                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1842                 html_vadj->upper = 0;
1843                 html_vadj->page_size = 0;
1844                 g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1845
1846                 html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1847                 html_hadj->upper = 0;
1848                 html_hadj->page_size = 0;
1849                 g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1850
1851                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1852                 gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1853
1854                 priv->idle_changes_count = 0;
1855                 gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1856
1857                 gtk_widget_queue_resize (GTK_WIDGET(self));
1858                 gtk_widget_queue_draw (GTK_WIDGET(self));
1859                 return;
1860         }
1861
1862         header = tny_msg_get_header (msg);
1863         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1864         g_object_unref (header);
1865
1866         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1867                                              other_body?NULL:msg);
1868
1869         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), tny_msg_get_allow_external_images (msg));
1870
1871         if (other_body) {
1872                 body = other_body;
1873                 g_object_ref (body);
1874         } else {
1875                 body = modest_tny_msg_find_body_part (msg, TRUE);
1876         }
1877         if (body) {
1878                 ModestAttachmentsView *widget;
1879
1880                 tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), body);
1881                 g_object_unref (body);
1882                 widget = MODEST_ATTACHMENTS_VIEW (priv->attachments_view);
1883
1884                 if (modest_attachments_view_has_attachments (widget)) {
1885                         GtkLabel *label;
1886                         GList *children = NULL;
1887                         gchar *text = NULL;
1888                         /* Ugly but... */
1889                         children = gtk_container_get_children (GTK_CONTAINER (priv->attachments_box));
1890                         label = GTK_LABEL (children->data);
1891                         gtk_widget_show_all (priv->attachments_box);
1892 #ifdef MODEST_TOOLKIT_HILDON2
1893                         if (modest_attachments_view_get_num_attachments (widget) > 1) {
1894                                 text = _("mail_va_attachments");
1895                         } else {
1896                                 text = _("mail_va_attachment");
1897                         }
1898 #else
1899                                 text = _("mail_va_attachment");
1900 #endif
1901                         gtk_label_set_text (label, text);
1902                 } else {
1903                         gtk_widget_hide_all (priv->attachments_box);
1904                 }
1905
1906         } else {
1907                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1908         }
1909
1910         /* Refresh priority */
1911         set_priority (self, tny_header_get_flags (header));
1912
1913         gtk_widget_show (priv->body_view);
1914 #ifdef MODEST_TOOLKIT_HILDON2
1915         gtk_widget_set_no_show_all (priv->priority_box, TRUE);
1916 #endif
1917         gtk_widget_set_no_show_all (priv->attachments_box, TRUE);
1918         gtk_widget_show_all (priv->mail_header_view);
1919         gtk_widget_set_no_show_all (priv->attachments_box, FALSE);
1920 #ifdef MODEST_TOOLKIT_HILDON2
1921         gtk_widget_set_no_show_all (priv->priority_box, FALSE);
1922 #endif
1923         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1924
1925         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1926         html_vadj->upper = 0;
1927         html_vadj->page_size = 0;
1928         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1929
1930         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1931         html_hadj->upper = 0;
1932         html_hadj->page_size = 0;
1933         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1934
1935         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1936         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1937
1938         priv->idle_changes_count = 0;
1939         gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1940
1941         gtk_widget_queue_resize (GTK_WIDGET(self));
1942         gtk_widget_queue_draw (GTK_WIDGET(self));
1943
1944         if (priv->hadj != NULL)
1945                 priv->hadj->value = 0.0;
1946         if (priv->vadj != NULL)
1947                 priv->vadj->value = 0.0;
1948
1949         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1950
1951         /* This is a hack to force reallocation of scroll after drawing all the stuff. This
1952          * makes the html view get the proper and expected size and prevent being able to scroll
1953          * the buffer when it shouldn't be scrollable */
1954         if (priv->idle_readjust_scroll_id == 0) {
1955                 g_object_ref (self);
1956                 priv->idle_readjust_scroll_id = g_idle_add ((GSourceFunc) idle_readjust_scroll, self);
1957         }
1958 }
1959
1960 static void
1961 set_header (ModestGtkhtmlMsgView *self, TnyHeader *header)
1962 {
1963         ModestGtkhtmlMsgViewPrivate *priv;
1964         GtkAdjustment *html_vadj, *html_hadj;
1965
1966         g_return_if_fail (self);
1967
1968         if (header == NULL) {
1969                 set_message (self, NULL, NULL);
1970                 return;
1971         }
1972
1973         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1974         priv->has_blocked_bs_images = FALSE;
1975         modest_mail_header_view_set_loading (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), TRUE);
1976         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1977         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1978
1979         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1980         html_vadj->upper = 0;
1981         html_vadj->page_size = 0;
1982         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1983
1984         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1985         html_hadj->upper = 0;
1986         html_hadj->page_size = 0;
1987         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
1988
1989         priv->idle_changes_count = 0;
1990         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
1991         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
1992         gtk_widget_queue_resize (GTK_WIDGET (priv->body_view));
1993
1994         if (priv->msg) {
1995                 g_object_unref (G_OBJECT(priv->msg));
1996         }
1997         priv->msg = NULL;
1998
1999         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
2000         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
2001         gtk_widget_show_all (priv->mail_header_view);
2002         gtk_widget_hide_all (priv->attachments_box);
2003 #ifdef MODEST_TOOLKIT_HILDON2
2004         gtk_widget_hide_all (priv->priority_box);
2005 #endif
2006         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
2007         tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
2008         priv->idle_changes_count = 0;
2009         gtk_widget_queue_resize (GTK_WIDGET(self));
2010         gtk_widget_queue_draw (GTK_WIDGET(self));
2011 }
2012
2013
2014 static TnyMsg*
2015 get_message (ModestGtkhtmlMsgView *self)
2016 {
2017         TnyMsg *msg;
2018
2019         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2020
2021         msg = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self)->msg;
2022
2023         if (msg)
2024                 g_object_ref (msg);
2025
2026         return msg;
2027 }
2028
2029 static gboolean
2030 is_empty (ModestGtkhtmlMsgView *self)
2031 {
2032         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2033
2034         return modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->body_view));
2035 }
2036
2037 static void
2038 set_zoom (ModestGtkhtmlMsgView *self, gdouble zoom)
2039 {
2040         ModestGtkhtmlMsgViewPrivate *priv;
2041         GtkAdjustment *html_vadj, *html_hadj;
2042
2043         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2044         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2045
2046         modest_zoomable_set_zoom (MODEST_ZOOMABLE(priv->body_view), zoom);
2047
2048         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
2049         html_vadj->upper = 0;
2050         html_vadj->page_size = 0;
2051         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
2052
2053         html_hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
2054         html_hadj->upper = 0;
2055         html_hadj->page_size = 0;
2056         g_signal_emit_by_name (G_OBJECT (html_hadj), "changed");
2057
2058         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), 1, 1);
2059         gtk_widget_set_size_request (GTK_WIDGET (priv->body_view), -1, -1);
2060
2061         priv->idle_changes_count = 0;
2062         gtk_widget_queue_resize (priv->body_view);
2063 }
2064
2065 static gdouble
2066 get_zoom (ModestGtkhtmlMsgView *self)
2067 {
2068         ModestGtkhtmlMsgViewPrivate *priv;
2069
2070         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 1.0);
2071         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2072
2073         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->body_view));
2074 }
2075
2076 static TnyHeaderFlags
2077 get_priority (ModestGtkhtmlMsgView *self)
2078 {
2079         ModestGtkhtmlMsgViewPrivate *priv;
2080
2081         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 0);
2082
2083         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2084
2085         return modest_mail_header_view_get_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view));
2086 }
2087
2088 static void
2089 set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags)
2090 {
2091         ModestGtkhtmlMsgViewPrivate *priv;
2092
2093         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2094         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2095
2096         modest_mail_header_view_set_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), flags);
2097
2098 #ifdef MODEST_TOOLKIT_HILDON2
2099         gboolean show_priority = FALSE;
2100         TnyHeaderFlags priority_flags;
2101
2102         priority_flags = flags & TNY_HEADER_FLAG_PRIORITY_MASK;
2103         if (priority_flags == TNY_HEADER_FLAG_HIGH_PRIORITY) {
2104                 show_priority = TRUE;
2105                 gtk_image_set_from_icon_name (GTK_IMAGE (priv->priority_icon), MODEST_HEADER_ICON_HIGH, GTK_ICON_SIZE_MENU);
2106         } else if (priority_flags == TNY_HEADER_FLAG_LOW_PRIORITY) {
2107                 show_priority = TRUE;
2108                 gtk_image_set_from_icon_name (GTK_IMAGE (priv->priority_icon), MODEST_HEADER_ICON_LOW, GTK_ICON_SIZE_MENU);
2109         }
2110
2111         if (show_priority && MODEST_IS_COMPACT_MAIL_HEADER_VIEW (priv->mail_header_view)) {
2112                 gtk_widget_show_all  (priv->priority_box);
2113         } else {
2114                 gtk_widget_hide_all (priv->priority_box);
2115         }
2116 #endif
2117
2118 }
2119
2120 /* INCREMENTAL SEARCH IMPLEMENTATION */
2121
2122 static gboolean
2123 search (ModestGtkhtmlMsgView *self, const gchar *search)
2124 {
2125         ModestGtkhtmlMsgViewPrivate *priv;
2126         gboolean result;
2127         GtkAdjustment *vadj, *tmp_vadj;
2128         gdouble y_offset;
2129
2130         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
2131
2132         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2133         vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->body_view));
2134         g_object_ref (vadj);
2135         tmp_vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, vadj->lower, vadj->upper, vadj->step_increment, 32.0, 32.0));
2136         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), tmp_vadj);
2137         result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->body_view),
2138                                              search);
2139
2140         if (result) {
2141                 gint x, y, w, h;
2142                 gdouble offset_top, offset_bottom;
2143                 GtkAdjustment *adj;
2144                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
2145                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
2146                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
2147                         adj = GTK_ADJUSTMENT (priv->vadj);
2148                         if (offset_top < adj->value)
2149                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
2150                         else if (offset_bottom > adj->value + adj->page_increment)
2151                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
2152                 }
2153         }
2154
2155         y_offset = tmp_vadj->value;
2156         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), vadj);
2157         g_object_unref (vadj);
2158
2159         return result;
2160 }
2161
2162 static gboolean
2163 search_next (ModestGtkhtmlMsgView *self)
2164 {
2165         ModestGtkhtmlMsgViewPrivate *priv;
2166         gboolean result;
2167
2168         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
2169
2170         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2171         result = modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->body_view));
2172
2173         if (result) {
2174                 gint x, y, w, h;
2175                 gdouble offset_top, offset_bottom;
2176                 GtkAdjustment *adj;
2177
2178                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
2179                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
2180                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
2181                         adj = GTK_ADJUSTMENT (priv->vadj);
2182                         if (offset_top < adj->value)
2183                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
2184                         else if (offset_bottom > adj->value + adj->page_increment)
2185                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
2186                 }
2187         }
2188         return result;
2189 }
2190
2191 static TnyList *
2192 get_selected_attachments (ModestGtkhtmlMsgView *self)
2193 {
2194         ModestGtkhtmlMsgViewPrivate *priv;
2195
2196         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2197         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2198
2199         return modest_attachments_view_get_selection (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
2200
2201 }
2202
2203 static TnyList *
2204 get_attachments (ModestGtkhtmlMsgView *self)
2205 {
2206         ModestGtkhtmlMsgViewPrivate *priv;
2207
2208         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
2209         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2210
2211         return modest_attachments_view_get_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
2212
2213 }
2214
2215 static void
2216 grab_focus (ModestGtkhtmlMsgView *self)
2217 {
2218         ModestGtkhtmlMsgViewPrivate *priv = NULL;
2219
2220         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2221         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2222
2223         gtk_widget_grab_focus (priv->body_view);
2224 }
2225
2226 static void
2227 remove_attachment (ModestGtkhtmlMsgView *self, TnyMimePart *attachment)
2228 {
2229         ModestGtkhtmlMsgViewPrivate *priv;
2230
2231         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
2232         g_return_if_fail (TNY_IS_MIME_PART (attachment));
2233         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
2234
2235         modest_attachments_view_remove_attachment (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
2236                                                    attachment);
2237
2238 }
2239
2240 /* TNY HEADER VIEW IMPLEMENTATION */
2241
2242 static void
2243 tny_header_view_init (gpointer g, gpointer iface_data)
2244 {
2245         TnyHeaderViewIface *klass = (TnyHeaderViewIface *)g;
2246
2247         klass->set_header = modest_msg_view_set_header;
2248         klass->clear = modest_msg_view_clear_header;
2249
2250         return;
2251 }
2252
2253 static void
2254 modest_msg_view_set_header (TnyHeaderView *self, TnyHeader *header)
2255 {
2256         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_header_func (self, header);
2257 }
2258
2259
2260 static void
2261 modest_msg_view_set_header_default (TnyHeaderView *self, TnyHeader *header)
2262 {
2263         set_header (MODEST_GTKHTML_MSG_VIEW (self), header);
2264 }
2265
2266 static void
2267 modest_msg_view_clear_header (TnyHeaderView *self)
2268 {
2269         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_header_func (self);
2270 }
2271
2272
2273 static void
2274 modest_msg_view_clear_header_default (TnyHeaderView *self)
2275 {
2276         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL, NULL);
2277 }
2278
2279 /* TNY MSG IMPLEMENTATION */
2280
2281 static void
2282 tny_msg_view_init (gpointer g, gpointer iface_data)
2283 {
2284         TnyMsgViewIface *klass = (TnyMsgViewIface *)g;
2285
2286         klass->get_msg = modest_msg_view_get_msg;
2287         klass->set_msg = modest_msg_view_set_msg;
2288         klass->set_unavailable = modest_msg_view_set_unavailable;
2289         klass->clear = modest_msg_view_clear;
2290         klass->create_mime_part_view_for = modest_msg_view_create_mime_part_view_for;
2291         klass->create_new_inline_viewer = modest_msg_view_create_new_inline_viewer;
2292
2293         return;
2294 }
2295
2296 static TnyMsg *
2297 modest_msg_view_get_msg (TnyMsgView *self)
2298 {
2299         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_msg_func (self);
2300 }
2301
2302 static TnyMsg *
2303 modest_msg_view_get_msg_default (TnyMsgView *self)
2304 {
2305         return TNY_MSG (tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (self)));
2306 }
2307
2308 static void
2309 modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg)
2310 {
2311         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_func (self, msg);
2312 }
2313
2314 static void
2315 modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg)
2316 {
2317
2318         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (self), TNY_MIME_PART (msg));
2319
2320         return;
2321 }
2322
2323 static void
2324 modest_msg_view_set_unavailable (TnyMsgView *self)
2325 {
2326         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_unavailable_func (self);
2327 }
2328
2329 static void
2330 modest_msg_view_set_unavailable_default (TnyMsgView *self)
2331 {
2332         tny_msg_view_clear (self);
2333
2334         return;
2335 }
2336
2337 static void
2338 modest_msg_view_clear (TnyMsgView *self)
2339 {
2340         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_func (self);
2341 }
2342
2343 static void
2344 modest_msg_view_clear_default (TnyMsgView *self)
2345 {
2346         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL, NULL);
2347 }
2348
2349 static TnyMimePartView*
2350 modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part)
2351 {
2352         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_mime_part_view_for_func (self, part);
2353 }
2354
2355 static TnyMimePartView*
2356 modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part)
2357 {
2358         g_warning ("modest_msg_view_create_mime_part_view_for_default is not implemented");
2359         return NULL;
2360 }
2361
2362 static TnyMsgView*
2363 modest_msg_view_create_new_inline_viewer (TnyMsgView *self)
2364 {
2365         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_new_inline_viewer_func (self);
2366 }
2367
2368 static TnyMsgView*
2369 modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self)
2370 {
2371         g_warning ("modest_msg_view_create_new_inline_viewer_default is not implemented");
2372
2373         return NULL;
2374 }
2375
2376 /* TNY MIME PART IMPLEMENTATION */
2377
2378 static void
2379 tny_mime_part_view_init (gpointer g, gpointer iface_data)
2380 {
2381         TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
2382
2383         klass->get_part = modest_msg_view_mp_get_part;
2384         klass->set_part = modest_msg_view_mp_set_part;
2385         klass->clear = modest_msg_view_mp_clear;
2386
2387         return;
2388 }
2389
2390 static TnyMimePart*
2391 modest_msg_view_mp_get_part (TnyMimePartView *self)
2392 {
2393         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_part_func (self);
2394 }
2395
2396
2397 static TnyMimePart*
2398 modest_msg_view_mp_get_part_default (TnyMimePartView *self)
2399 {
2400         return TNY_MIME_PART (get_message (MODEST_GTKHTML_MSG_VIEW (self)));
2401 }
2402
2403 static void
2404 modest_msg_view_mp_set_part (TnyMimePartView *self,
2405                              TnyMimePart *part)
2406 {
2407         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_part_func (self, part);
2408 }
2409
2410 static void
2411 modest_msg_view_mp_set_part_default (TnyMimePartView *self,
2412                                      TnyMimePart *part)
2413 {
2414         g_return_if_fail ((part == NULL) || TNY_IS_MSG (part));
2415
2416         set_message (MODEST_GTKHTML_MSG_VIEW (self), TNY_MSG (part), NULL);
2417 }
2418
2419 static void
2420 modest_msg_view_mp_clear (TnyMimePartView *self)
2421 {
2422         tny_msg_view_clear (TNY_MSG_VIEW (self));
2423 }
2424
2425 /* MODEST MIME PART VIEW IMPLEMENTATION */
2426
2427 static void
2428 modest_mime_part_view_init (gpointer g, gpointer iface_data)
2429 {
2430         ModestMimePartViewIface *klass = (ModestMimePartViewIface *)g;
2431
2432         klass->is_empty_func = modest_msg_view_mp_is_empty;
2433
2434         return;
2435 }
2436
2437 static gboolean
2438 modest_msg_view_mp_is_empty (ModestMimePartView *self)
2439 {
2440         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->is_empty_func (self);
2441 }
2442
2443 static gboolean
2444 modest_msg_view_mp_is_empty_default (ModestMimePartView *self)
2445 {
2446         return is_empty (MODEST_GTKHTML_MSG_VIEW (self));
2447 }
2448
2449 /* MODEST ZOOMABLE IMPLEMENTATION */
2450 static void
2451 modest_zoomable_init (gpointer g, gpointer iface_data)
2452 {
2453         ModestZoomableIface *klass = (ModestZoomableIface *)g;
2454
2455         klass->get_zoom_func = modest_msg_view_get_zoom;
2456         klass->set_zoom_func = modest_msg_view_set_zoom;
2457         klass->zoom_minus_func = modest_msg_view_zoom_minus;
2458         klass->zoom_plus_func = modest_msg_view_zoom_plus;
2459
2460         return;
2461 }
2462
2463 static gdouble
2464 modest_msg_view_get_zoom (ModestZoomable *self)
2465 {
2466         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_zoom_func (self);
2467 }
2468
2469 static gdouble
2470 modest_msg_view_get_zoom_default (ModestZoomable *self)
2471 {
2472         return get_zoom (MODEST_GTKHTML_MSG_VIEW (self));
2473 }
2474
2475 static void
2476 modest_msg_view_set_zoom (ModestZoomable *self, gdouble value)
2477 {
2478         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_zoom_func (self, value);
2479 }
2480
2481 static void
2482 modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value)
2483 {
2484         set_zoom (MODEST_GTKHTML_MSG_VIEW (self), value);
2485 }
2486
2487 static gboolean
2488 modest_msg_view_zoom_minus (ModestZoomable *self)
2489 {
2490         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_minus_func (self);
2491 }
2492
2493 static gboolean
2494 modest_msg_view_zoom_minus_default (ModestZoomable *self)
2495 {
2496         /* operation not supported in ModestMsgView */
2497         return FALSE;
2498 }
2499
2500 static gboolean
2501 modest_msg_view_zoom_plus (ModestZoomable *self)
2502 {
2503         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_plus_func (self);
2504 }
2505
2506 static gboolean
2507 modest_msg_view_zoom_plus_default (ModestZoomable *self)
2508 {
2509         /* operation not supported in ModestMsgView */
2510         return FALSE;
2511 }
2512
2513 /* MODEST ISEARCH VIEW IMPLEMENTATION */
2514 static void
2515 modest_isearch_view_init (gpointer g, gpointer iface_data)
2516 {
2517         ModestISearchViewIface *klass = (ModestISearchViewIface *)g;
2518
2519         klass->search_func = modest_msg_view_search;
2520         klass->search_next_func = modest_msg_view_search_next;
2521
2522         return;
2523 }
2524
2525 static gboolean
2526 modest_msg_view_search (ModestISearchView *self, const gchar *string)
2527 {
2528         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_func (self, string);
2529 }
2530
2531 static gboolean
2532 modest_msg_view_search_default (ModestISearchView *self, const gchar *string)
2533 {
2534         return search (MODEST_GTKHTML_MSG_VIEW (self), string);
2535 }
2536
2537 static gboolean
2538 modest_msg_view_search_next (ModestISearchView *self)
2539 {
2540         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_next_func (self);
2541 }
2542
2543 static gboolean
2544 modest_msg_view_search_next_default (ModestISearchView *self)
2545 {
2546         return search_next (MODEST_GTKHTML_MSG_VIEW (self));
2547 }
2548
2549 /* MODEST MSG VIEW IMPLEMENTATION */
2550 static void
2551 modest_msg_view_init (gpointer g, gpointer iface_data)
2552 {
2553         ModestMsgViewIface *klass = (ModestMsgViewIface *)g;
2554
2555         klass->set_msg_with_other_body_func = modest_gtkhtml_msg_view_set_msg_with_other_body;
2556         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment;
2557         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment;
2558         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment;
2559         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment;
2560         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type;
2561         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type;
2562         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority;
2563         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority;
2564         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments;
2565         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments;
2566         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus;
2567         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment;
2568         klass->request_fetch_images_func = modest_gtkhtml_msg_view_request_fetch_images;
2569         klass->set_branding_func = modest_gtkhtml_msg_view_set_branding;
2570         klass->has_blocked_external_images_func = modest_gtkhtml_msg_view_has_blocked_external_images;
2571
2572         return;
2573 }
2574
2575 static void
2576 modest_gtkhtml_msg_view_set_msg_with_other_body (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
2577 {
2578         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_with_other_body_func (self, msg, other_body);
2579 }
2580
2581 static void
2582 modest_gtkhtml_msg_view_set_msg_with_other_body_default (ModestMsgView *self, TnyMsg *msg, TnyMimePart *other_body)
2583 {
2584         set_message (MODEST_GTKHTML_MSG_VIEW (self), msg, other_body);
2585 }
2586
2587 static GtkAdjustment*
2588 modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self)
2589 {
2590         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_vadjustment_func (self);
2591 }
2592
2593 static GtkAdjustment*
2594 modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self)
2595 {
2596         return get_vadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2597 }
2598
2599 static GtkAdjustment*
2600 modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self)
2601 {
2602         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_hadjustment_func (self);
2603 }
2604
2605 static GtkAdjustment*
2606 modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self)
2607 {
2608         return get_hadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2609 }
2610
2611 static void
2612 modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *adj)
2613 {
2614         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_vadjustment_func (self, adj);
2615 }
2616
2617 static void
2618 modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2619 {
2620         set_vadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2621 }
2622
2623 static void
2624 modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *adj)
2625 {
2626         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_hadjustment_func (self, adj);
2627 }
2628
2629 static void
2630 modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2631 {
2632         set_hadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2633 }
2634
2635 static void
2636 modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type)
2637 {
2638         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_shadow_type_func (self, type);
2639 }
2640
2641 static void
2642 modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type)
2643 {
2644         set_shadow_type (MODEST_GTKHTML_MSG_VIEW (self), type);
2645 }
2646
2647 static GtkShadowType
2648 modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self)
2649 {
2650         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_shadow_type_func (self);
2651 }
2652
2653 static GtkShadowType
2654 modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self)
2655 {
2656         return get_shadow_type (MODEST_GTKHTML_MSG_VIEW (self));
2657 }
2658
2659 static void
2660 modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags)
2661 {
2662         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_priority_func (self, flags);
2663 }
2664
2665 static void
2666 modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags)
2667 {
2668         set_priority (MODEST_GTKHTML_MSG_VIEW (self), flags);
2669 }
2670
2671 static TnyHeaderFlags
2672 modest_gtkhtml_msg_view_get_priority (ModestMsgView *self)
2673 {
2674         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_priority_func (self);
2675 }
2676
2677 static TnyHeaderFlags
2678 modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self)
2679 {
2680         return get_priority (MODEST_GTKHTML_MSG_VIEW (self));
2681 }
2682
2683 static TnyList*
2684 modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self)
2685 {
2686         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_selected_attachments_func (self);
2687 }
2688
2689 static TnyList*
2690 modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self)
2691 {
2692         return get_selected_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2693 }
2694
2695 static TnyList*
2696 modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self)
2697 {
2698         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_attachments_func (self);
2699 }
2700
2701 static TnyList*
2702 modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self)
2703 {
2704         return get_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2705 }
2706
2707 static void
2708 modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self)
2709 {
2710         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->grab_focus_func (self);
2711 }
2712
2713 static void
2714 modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self)
2715 {
2716         grab_focus (MODEST_GTKHTML_MSG_VIEW (self));
2717 }
2718
2719 static void
2720 modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *self, TnyMimePart *attachment)
2721 {
2722         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->remove_attachment_func (self, attachment);
2723 }
2724
2725 static void
2726 modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *self, TnyMimePart *attachment)
2727 {
2728         remove_attachment (MODEST_GTKHTML_MSG_VIEW (self), attachment);
2729 }
2730
2731 static void
2732 modest_gtkhtml_msg_view_request_fetch_images (ModestMsgView *self)
2733 {
2734         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->request_fetch_images_func (self);
2735 }
2736
2737 static void
2738 modest_gtkhtml_msg_view_request_fetch_images_default (ModestMsgView *self)
2739 {
2740         request_fetch_images (MODEST_GTKHTML_MSG_VIEW (self));
2741 }
2742
2743 static void
2744 modest_gtkhtml_msg_view_set_branding (ModestMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
2745 {
2746         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_branding_func (self, brand_name, brand_icon);
2747 }
2748
2749 static void
2750 modest_gtkhtml_msg_view_set_branding_default (ModestMsgView *self, const gchar *brand_name, const GdkPixbuf *brand_icon)
2751 {
2752         set_branding (MODEST_GTKHTML_MSG_VIEW (self), brand_name, brand_icon);
2753 }
2754
2755 static gboolean
2756 modest_gtkhtml_msg_view_has_blocked_external_images (ModestMsgView *self)
2757 {
2758         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->has_blocked_external_images_func (self);
2759 }
2760
2761 static gboolean
2762 modest_gtkhtml_msg_view_has_blocked_external_images_default (ModestMsgView *self)
2763 {
2764         return has_blocked_external_images (MODEST_GTKHTML_MSG_VIEW (self));
2765 }