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