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 #include <widgets/modest-mail-header-view.h>
  45 #include <widgets/modest-attachments-view.h>
  46 #include <modest-marshal.h>
  47 #include <widgets/modest-gtkhtml-mime-part-view.h>
  48 #include <widgets/modest-gtkhtml-msg-view.h>
  49 #include <widgets/modest-isearch-view.h>
  50 #include <widgets/modest-ui-constants.h>
  51
  52 /* FIXNE: we should have no maemo-deps in widgets/ */
  53 #ifdef MODEST_PLATFORM_MAEMO
  54 #include "maemo/modest-hildon-includes.h"
  55 #endif /*MODEST_PLATFORM_MAEMO*/
  56
  57
  58 /* 'private'/'protected' functions */
  59 static void     modest_gtkhtml_msg_view_class_init   (ModestGtkhtmlMsgViewClass *klass);
  60 static void     tny_msg_view_init (gpointer g, gpointer iface_data);
  61 static void     tny_mime_part_view_init (gpointer g, gpointer iface_data);
  62 static void     modest_mime_part_view_init (gpointer g, gpointer iface_data);
  63 static void     modest_zoomable_init (gpointer g, gpointer iface_data);
  64 static void     modest_isearch_view_init (gpointer g, gpointer iface_data);
  65 static void     modest_msg_view_init (gpointer g, gpointer iface_data);
  66 static void     modest_gtkhtml_msg_view_init         (ModestGtkhtmlMsgView *obj);
  67 static void     modest_gtkhtml_msg_view_finalize     (GObject *obj);
  68 static void     modest_gtkhtml_msg_view_destroy     (GtkObject *obj);
  69 static void     set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
  70 static void     get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
  71
  72 /* headers signals */
  73 static void on_recpt_activated (ModestMailHeaderView *header_view, const gchar *address, ModestGtkhtmlMsgView *msg_view);
  74 static void on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer userdata);
  75 static void on_view_images_clicked (GtkButton * button, gpointer self);
  76
  77 /* body view signals */
  78 static gboolean on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  79 static gboolean on_fetch_url (GtkWidget *widget, const gchar *uri, TnyStream *stream,
  80                               ModestGtkhtmlMsgView *msg_view);
  81 static gboolean on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *msg_view);
  82
  83 #ifdef MAEMO_CHANGES
  84 static void     on_tap_and_hold (GtkWidget *widget, gpointer userdata);
  85 static gboolean on_tap_and_hold_query (GtkWidget *widget, GdkEvent *event, gpointer userdata);
  86 #endif /*MAEMO_CHANGES*/
  87
  88
  89 /* size allocation and drawing handlers */
  90 static void get_view_allocation (ModestGtkhtmlMsgView *msg_view, GtkAllocation *allocation);
  91 static void size_request (GtkWidget *widget, GtkRequisition *req);
  92 static void size_allocate (GtkWidget *widget, GtkAllocation *alloc);
  93 static void realize (GtkWidget *widget);
  94 static void unrealize (GtkWidget *widget);
  95 static gint expose (GtkWidget *widget, GdkEventExpose *event);
  96 static void reclamp_adjustment (GtkAdjustment *adj, gboolean *value_changed);
  97 static void set_hadjustment_values (ModestGtkhtmlMsgView *msg_view, gboolean *value_changed);
  98 static void set_scroll_adjustments (ModestGtkhtmlMsgView *msg_view, GtkAdjustment *hadj, GtkAdjustment *vadj);
  99 static void adjustment_value_changed (GtkAdjustment *adj, gpointer data);
 100 static void html_adjustment_changed (GtkAdjustment *adj, gpointer data);
 101 static void disconnect_vadjustment (ModestGtkhtmlMsgView *obj);
 102 static void disconnect_hadjustment (ModestGtkhtmlMsgView *obj);
 103 static gboolean idle_readjust_scroll (ModestGtkhtmlMsgView *obj);
 104
 105 /* vertical panning implementation */
 106 #ifdef MAEMO_CHANGES
 107 static gboolean motion_notify_event (GtkWidget *widget,
 108                                      GdkEventMotion *event,
 109                                      gpointer userdata);
 110 #endif
 111
 112 /* GtkContainer methods */
 113 static void forall (GtkContainer *container, gboolean include_internals,
 114                     GtkCallback callback, gpointer userdata);
 115 static void container_remove (GtkContainer *container, GtkWidget *widget);
 116
 117 /* TnyMimePartView implementation */
 118 static void modest_msg_view_mp_clear (TnyMimePartView *self);
 119 static void modest_msg_view_mp_set_part (TnyMimePartView *self, TnyMimePart *part);
 120 static void modest_msg_view_mp_set_part_default (TnyMimePartView *self, TnyMimePart *part);
 121 static TnyMimePart* modest_msg_view_mp_get_part (TnyMimePartView *self);
 122 static TnyMimePart* modest_msg_view_mp_get_part_default (TnyMimePartView *self);
 123 /* ModestMimePartView implementation */
 124 static gboolean modest_msg_view_mp_is_empty (ModestMimePartView *self);
 125 static gboolean modest_msg_view_mp_is_empty_default (ModestMimePartView *self);
 126 /* TnyMsgView implementation */
 127 static TnyMsg *modest_msg_view_get_msg (TnyMsgView *self);
 128 static TnyMsg *modest_msg_view_get_msg_default (TnyMsgView *self);
 129 static void modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg);
 130 static void modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg);
 131 static void modest_msg_view_clear (TnyMsgView *self);
 132 static void modest_msg_view_clear_default (TnyMsgView *self);
 133 static void modest_msg_view_set_unavailable (TnyMsgView *self);
 134 static void modest_msg_view_set_unavailable_default (TnyMsgView *self);
 135 static TnyMimePartView *modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part);
 136 static TnyMimePartView *modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part);
 137 static TnyMsgView *modest_msg_view_create_new_inline_viewer (TnyMsgView *self);
 138 static TnyMsgView *modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self);
 139 /* ModestZoomable implementation */
 140 static gdouble modest_msg_view_get_zoom (ModestZoomable *self);
 141 static void modest_msg_view_set_zoom (ModestZoomable *self, gdouble value);
 142 static gboolean modest_msg_view_zoom_minus (ModestZoomable *self);
 143 static gboolean modest_msg_view_zoom_plus (ModestZoomable *self);
 144 static gdouble modest_msg_view_get_zoom_default (ModestZoomable *self);
 145 static void modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value);
 146 static gboolean modest_msg_view_zoom_minus_default (ModestZoomable *self);
 147 static gboolean modest_msg_view_zoom_plus_default (ModestZoomable *self);
 148 /* ModestISearchView implementation */
 149 static gboolean modest_msg_view_search (ModestISearchView *self, const gchar *string);
 150 static gboolean modest_msg_view_search_default (ModestISearchView *self, const gchar *string);
 151 static gboolean modest_msg_view_search_next (ModestISearchView *self);
 152 static gboolean modest_msg_view_search_next_default (ModestISearchView *self);
 153 /* ModestMsgView implementation */
 154 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self);
 155 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self);
 156 static void modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *vadj);
 157 static void modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *hadj);
 158 static void modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type);
 159 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self);
 160 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority (ModestMsgView *self);
 161 static void modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags);
 162 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self);
 163 static TnyList *modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self);
 164 static void modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self);
 165 static void modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *view, TnyMimePart *attachment);
 166 static GtkAdjustment *modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self);
 167 static GtkAdjustment *modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self);
 168 static void modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *vadj);
 169 static void modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *hadj);
 170 static void modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type);
 171 static GtkShadowType modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self);
 172 static TnyHeaderFlags modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self);
 173 static void modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags);
 174 static TnyList *modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self);
 175 static TnyList *modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self);
 176 static void modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self);
 177 static void modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *view, TnyMimePart *attachment);
 178
 179 /* internal api */
 180 static TnyMsg   *get_message   (ModestGtkhtmlMsgView *self);
 181 static void     set_message    (ModestGtkhtmlMsgView *self, TnyMsg *tny_msg);
 182 static gboolean is_empty       (ModestGtkhtmlMsgView *self);
 183 static void     set_zoom       (ModestGtkhtmlMsgView *self, gdouble zoom);
 184 static gdouble  get_zoom       (ModestGtkhtmlMsgView *self);
 185 static gboolean search         (ModestGtkhtmlMsgView *self, const gchar *search);
 186 static gboolean search_next    (ModestGtkhtmlMsgView *self);
 187 static GtkAdjustment *get_vadjustment (ModestGtkhtmlMsgView *self);
 188 static GtkAdjustment *get_hadjustment (ModestGtkhtmlMsgView *self);
 189 static void set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj);
 190 static void set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj);
 191 static void set_shadow_type (ModestGtkhtmlMsgView *self, GtkShadowType type);
 192 static GtkShadowType get_shadow_type (ModestGtkhtmlMsgView *self);
 193 static TnyHeaderFlags get_priority (ModestGtkhtmlMsgView *self);
 194 static void set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags);
 195 static TnyList *get_selected_attachments (ModestGtkhtmlMsgView *self);
 196 static TnyList *get_attachments (ModestGtkhtmlMsgView *self);
 197 static void grab_focus (ModestGtkhtmlMsgView *self);
 198 static void remove_attachment (ModestGtkhtmlMsgView *view, TnyMimePart *attachment);
 199
 200 /* list properties */
 201 enum {
 202         PROP_0,
 203         PROP_HADJUSTMENT,
 204         PROP_VADJUSTMENT,
 205         PROP_SHADOW_TYPE
 206 };
 207
 208 typedef struct _ModestGtkhtmlMsgViewPrivate ModestGtkhtmlMsgViewPrivate;
 209 struct _ModestGtkhtmlMsgViewPrivate {
 210         GtkWidget   *body_view;
 211         GtkWidget   *mail_header_view;
 212         GtkWidget   *attachments_view;
 213
 214         TnyMsg      *msg;
 215
 216         /* embedded elements */
 217         GtkWidget   *headers_box;
 218         GtkWidget   *html_scroll;
 219         GtkWidget   *attachments_box;
 220         GtkWidget   *view_images_button;
 221
 222         /* internal adjustments for set_scroll_adjustments */
 223         GtkAdjustment *hadj;
 224         GtkAdjustment *vadj;
 225         GtkShadowType shadow_type;
 226
 227         /* gdk windows for drawing */
 228         GdkWindow *view_window;
 229         GdkWindow *headers_window;
 230         GdkWindow *html_window;
 231
 232         /* zoom */
 233         gdouble current_zoom;
 234
 235         /* link click management */
 236         gchar *last_url;
 237 };
 238
 239 #define MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 240                                                                                  MODEST_TYPE_GTKHTML_MSG_VIEW, \
 241                                                                                  ModestGtkhtmlMsgViewPrivate))
 242
 243 /* globals */
 244 static GtkContainerClass *parent_class = NULL;
 245
 246 GType
 247 modest_gtkhtml_msg_view_get_type (void)
 248 {
 249         static GType my_type = 0;
 250         if (!my_type) {
 251                 static const GTypeInfo my_info = {
 252                         sizeof(ModestGtkhtmlMsgViewClass),
 253                         NULL,           /* base init */
 254                         NULL,           /* base finalize */
 255                         (GClassInitFunc) modest_gtkhtml_msg_view_class_init,
 256                         NULL,           /* class finalize */
 257                         NULL,           /* class data */
 258                         sizeof(ModestGtkhtmlMsgView),
 259                         1,              /* n_preallocs */
 260                         (GInstanceInitFunc) modest_gtkhtml_msg_view_init,
 261                         NULL
 262                 };
 263                 static const GInterfaceInfo tny_msg_view_info =
 264                 {
 265                   (GInterfaceInitFunc) tny_msg_view_init, /* interface_init */
 266                   NULL,         /* interface_finalize */
 267                   NULL          /* interface_data */
 268                 };
 269
 270                 static const GInterfaceInfo tny_mime_part_view_info =
 271                 {
 272                   (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
 273                   NULL,         /* interface_finalize */
 274                   NULL          /* interface_data */
 275                 };
 276
 277                 static const GInterfaceInfo modest_mime_part_view_info =
 278                 {
 279                   (GInterfaceInitFunc) modest_mime_part_view_init, /* interface_init */
 280                   NULL,         /* interface_finalize */
 281                   NULL          /* interface_data */
 282                 };
 283
 284                 static const GInterfaceInfo modest_zoomable_info =
 285                 {
 286                   (GInterfaceInitFunc) modest_zoomable_init, /* interface_init */
 287                   NULL,         /* interface_finalize */
 288                   NULL          /* interface_data */
 289                 };
 290
 291                 static const GInterfaceInfo modest_isearch_view_info =
 292                 {
 293                   (GInterfaceInitFunc) modest_isearch_view_init, /* interface_init */
 294                   NULL,         /* interface_finalize */
 295                   NULL          /* interface_data */
 296                 };
 297
 298                 static const GInterfaceInfo modest_msg_view_info =
 299                 {
 300                   (GInterfaceInitFunc) modest_msg_view_init, /* interface_init */
 301                   NULL,         /* interface_finalize */
 302                   NULL          /* interface_data */
 303                 };
 304
 305                 my_type = g_type_register_static (GTK_TYPE_CONTAINER,
 306                                                   "ModestGtkhtmlMsgView",
 307                                                   &my_info, 0);
 308
 309                 g_type_add_interface_static (my_type, TNY_TYPE_MIME_PART_VIEW,
 310                         &tny_mime_part_view_info);
 311
 312                 g_type_add_interface_static (my_type, MODEST_TYPE_MIME_PART_VIEW,
 313                         &modest_mime_part_view_info);
 314
 315                 g_type_add_interface_static (my_type, TNY_TYPE_MSG_VIEW,
 316                         &tny_msg_view_info);
 317
 318                 g_type_add_interface_static (my_type, MODEST_TYPE_ZOOMABLE,
 319                         &modest_zoomable_info);
 320
 321                 g_type_add_interface_static (my_type, MODEST_TYPE_ISEARCH_VIEW,
 322                         &modest_isearch_view_info);
 323
 324                 g_type_add_interface_static (my_type, MODEST_TYPE_MSG_VIEW,
 325                         &modest_msg_view_info);
 326         }
 327         return my_type;
 328 }
 329
 330 static void
 331 modest_gtkhtml_msg_view_class_init (ModestGtkhtmlMsgViewClass *klass)
 332 {
 333         GObjectClass *gobject_class;
 334         GtkWidgetClass *widget_class;
 335         GtkObjectClass *gtkobject_class;
 336         GtkContainerClass *container_class;
 337         gobject_class = (GObjectClass*) klass;
 338         widget_class = (GtkWidgetClass *) klass;
 339         gtkobject_class = (GtkObjectClass *) klass;
 340         container_class = (GtkContainerClass *) klass;
 341
 342         parent_class            = g_type_class_peek_parent (klass);
 343         gobject_class->finalize = modest_gtkhtml_msg_view_finalize;
 344         gobject_class->set_property = set_property;
 345         gobject_class->get_property = get_property;
 346         gtkobject_class->destroy = modest_gtkhtml_msg_view_destroy;
 347
 348         widget_class->realize = realize;
 349         widget_class->unrealize = unrealize;
 350         widget_class->expose_event = expose;
 351         widget_class->size_request = size_request;
 352         widget_class->size_allocate = size_allocate;
 353
 354         container_class->forall = forall;
 355         container_class->remove = container_remove;
 356
 357         klass->set_scroll_adjustments = set_scroll_adjustments;
 358         klass->get_part_func = modest_msg_view_mp_get_part_default;
 359         klass->set_part_func = modest_msg_view_mp_set_part_default;
 360         klass->is_empty_func = modest_msg_view_mp_is_empty_default;
 361         klass->get_msg_func = modest_msg_view_get_msg_default;
 362         klass->set_msg_func = modest_msg_view_set_msg_default;
 363         klass->set_unavailable_func = modest_msg_view_set_unavailable_default;
 364         klass->clear_func = modest_msg_view_clear_default;
 365         klass->create_mime_part_view_for_func = modest_msg_view_create_mime_part_view_for_default;
 366         klass->create_new_inline_viewer_func = modest_msg_view_create_new_inline_viewer_default;
 367         klass->get_zoom_func = modest_msg_view_get_zoom_default;
 368         klass->set_zoom_func = modest_msg_view_set_zoom_default;
 369         klass->zoom_minus_func = modest_msg_view_zoom_minus_default;
 370         klass->zoom_plus_func = modest_msg_view_zoom_plus_default;
 371         klass->search_func = modest_msg_view_search_default;
 372         klass->search_next_func = modest_msg_view_search_next_default;
 373         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment_default;
 374         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment_default;
 375         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment_default;
 376         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment_default;
 377         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type_default;
 378         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type_default;
 379         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority_default;
 380         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority_default;
 381         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments_default;
 382         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments_default;
 383         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus_default;
 384         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment_default;
 385
 386         g_type_class_add_private (gobject_class, sizeof(ModestGtkhtmlMsgViewPrivate));
 387
 388         g_object_class_install_property (gobject_class,
 389                                          PROP_HADJUSTMENT,
 390                                          g_param_spec_object ("hadjustment",
 391                                                               _("Horizontal adjustment"),
 392                                                               _("GtkAdjustment with information of the horizontal visible position"),
 393                                                               GTK_TYPE_ADJUSTMENT,
 394                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 395
 396         g_object_class_install_property (gobject_class,
 397                                          PROP_VADJUSTMENT,
 398                                          g_param_spec_object ("vadjustment",
 399                                                               _("Vertical adjustment"),
 400                                                               _("GtkAdjustment with information of the vertical visible position"),
 401                                                               GTK_TYPE_ADJUSTMENT,
 402                                                               G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT));
 403
 404         g_object_class_install_property (gobject_class,
 405                                          PROP_SHADOW_TYPE,
 406                                          g_param_spec_enum ("shadow_type",
 407                                                             _("Shadow type"),
 408                                                             _("Kind of shadow that's shown around the view"),
 409                                                             GTK_TYPE_SHADOW_TYPE,
 410                                                             GTK_SHADOW_IN,
 411                                                             G_PARAM_READABLE | G_PARAM_WRITABLE ));
 412
 413         widget_class->set_scroll_adjustments_signal =
 414                 g_signal_new ("set_scroll_adjustments",
 415                               G_OBJECT_CLASS_TYPE (gobject_class),
 416                               G_SIGNAL_RUN_LAST|G_SIGNAL_ACTION,
 417                               G_STRUCT_OFFSET (ModestGtkhtmlMsgViewClass, set_scroll_adjustments),
 418                               NULL, NULL,
 419                               modest_marshal_VOID__POINTER_POINTER,
 420                               G_TYPE_NONE, 2,
 421                               GTK_TYPE_ADJUSTMENT,
 422                               GTK_TYPE_ADJUSTMENT);
 423 }
 424
 425 static void
 426 set_property (GObject *object,
 427               guint prop_id,
 428               const GValue *value,
 429               GParamSpec *pspec)
 430 {
 431         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 432
 433         switch (prop_id) {
 434         case PROP_HADJUSTMENT:
 435                 set_hadjustment (self, g_value_get_object (value));
 436                 break;
 437         case PROP_VADJUSTMENT:
 438                 set_vadjustment (self, g_value_get_object (value));
 439                 break;
 440         case PROP_SHADOW_TYPE:
 441                 set_shadow_type (self, g_value_get_enum (value));
 442                 break;
 443         default:
 444                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 445                 break;
 446         }
 447 }
 448
 449 static void
 450 get_property (GObject *object,
 451               guint prop_id,
 452               GValue *value,
 453               GParamSpec *pspec)
 454 {
 455         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (object);
 456         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 457
 458         switch (prop_id) {
 459         case PROP_HADJUSTMENT:
 460                 g_value_set_object (value, priv->hadj);
 461                 break;
 462         case PROP_VADJUSTMENT:
 463                 g_value_set_object (value, priv->vadj);
 464                 break;
 465         case PROP_SHADOW_TYPE:
 466                 g_value_set_enum (value, priv->shadow_type);
 467                 break;
 468         default:
 469                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
 470                 break;
 471         }
 472 }
 473
 474 static void
 475 disconnect_hadjustment (ModestGtkhtmlMsgView *self)
 476 {
 477         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 478
 479         if (priv->hadj) {
 480                 g_signal_handlers_disconnect_by_func(priv->hadj, adjustment_value_changed, self);
 481                 g_object_unref (priv->hadj);
 482                 priv->hadj = NULL;
 483         }
 484 }
 485
 486 static void
 487 disconnect_vadjustment (ModestGtkhtmlMsgView *self)
 488 {
 489         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 490
 491         if (priv->vadj) {
 492                 g_signal_handlers_disconnect_by_func(priv->vadj, adjustment_value_changed, self);
 493                 g_object_unref (priv->vadj);
 494                 priv->vadj = NULL;
 495         }
 496 }
 497
 498 static void
 499 get_view_allocation (ModestGtkhtmlMsgView *self, GtkAllocation *allocation)
 500 {
 501         /* This method gets the allocation of the widget in parent widget. It's the
 502            real position and size of the widget */
 503         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 504
 505         allocation->x = 0;
 506         allocation->y = 0;
 507
 508         if (priv->shadow_type != GTK_SHADOW_NONE) {
 509                 allocation->x = GTK_WIDGET (self)->style->xthickness;
 510                 allocation->y = GTK_WIDGET (self)->style->ythickness;
 511         }
 512
 513         allocation->width = MAX (1, (GTK_WIDGET (self)->allocation.width) - allocation->x * 2);
 514         allocation->height = MAX (1, (GTK_WIDGET (self)->allocation.height) - allocation->y * 2);
 515
 516 }
 517
 518 static void
 519 reclamp_adjustment (GtkAdjustment *adj,
 520                     gboolean *value_changed)
 521 {
 522         gdouble value = adj->value;
 523
 524         /* Correct value to be inside the expected values of a scroll */
 525
 526         value = CLAMP (value, 0, adj->upper - adj->page_size);
 527
 528         if (value != adj->value) {
 529                 adj->value = value;
 530                 if (value_changed)
 531                         *value_changed = TRUE;
 532         } else if (value_changed) {
 533                 *value_changed = FALSE;
 534         }
 535 }
 536
 537 static void
 538 set_hadjustment_values (ModestGtkhtmlMsgView *self,
 539                         gboolean *value_changed)
 540 {
 541         GtkAllocation view_allocation;
 542         GtkAdjustment *hadj = get_hadjustment (self);
 543
 544         get_view_allocation (self, &view_allocation);
 545         hadj->page_size = view_allocation.width;
 546         hadj->step_increment = view_allocation.width * 0.1;
 547         hadj->page_increment = view_allocation.width * 0.9;
 548
 549         hadj->lower = 0;
 550         hadj->upper = view_allocation.width;
 551
 552         reclamp_adjustment (hadj, value_changed);
 553
 554 }
 555
 556 static void
 557 set_vadjustment_values (ModestGtkhtmlMsgView *self,
 558                         gboolean *value_changed)
 559 {
 560         GtkAllocation view_allocation;
 561         GtkAdjustment *vadj = get_vadjustment (self);
 562         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 563         gint full_height = 0;
 564         GtkAdjustment *html_vadj;
 565
 566         get_view_allocation (self, &view_allocation);
 567         vadj->page_size = view_allocation.height;
 568         vadj->step_increment = view_allocation.height * 0.1;
 569         vadj->page_increment = view_allocation.height * 0.9;
 570
 571         vadj->lower = 0;
 572
 573         if (priv->headers_box && GTK_WIDGET_VISIBLE(priv->headers_box)) {
 574                 GtkRequisition child_requisition;
 575
 576                 gtk_widget_get_child_requisition (priv->headers_box, &child_requisition);
 577                 full_height = child_requisition.height;
 578         } else {
 579                 full_height = 0;
 580         }
 581
 582         /* Get the real height of the embedded html */
 583         if (priv->html_scroll && GTK_WIDGET_VISIBLE(priv->html_scroll)) {
 584                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 585                 full_height += html_vadj->upper;
 586         }
 587
 588         vadj->upper = MAX (view_allocation.height, full_height);
 589
 590         reclamp_adjustment (vadj, value_changed);
 591
 592 }
 593
 594 static void
 595 set_scroll_adjustments (ModestGtkhtmlMsgView *self,
 596                         GtkAdjustment *hadj,
 597                         GtkAdjustment *vadj)
 598 {
 599         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 600         set_hadjustment (self, hadj);
 601         set_vadjustment (self, vadj);
 602
 603         gtk_container_set_focus_vadjustment (GTK_CONTAINER (priv->body_view), vadj);
 604 }
 605
 606 static void
 607 realize (GtkWidget *widget)
 608 {
 609         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 610         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 611         GtkAdjustment *hadj = get_hadjustment (self);
 612         GtkAdjustment *vadj = get_vadjustment (self);
 613         GdkWindowAttr attributes;
 614         gint event_mask;
 615         gint attributes_mask;
 616         GtkAllocation view_allocation;
 617
 618         GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
 619
 620         /* The structure of the GdkWindow's is:
 621          *    * widget->window: the shown gdkwindow embedding all the stuff inside
 622          *    * view_window: a backing store gdkwindow containing the headers and contents
 623          *      being scrolled. This window should have all the visible and non visible
 624          *      widgets inside.
 625          *    * headers_window: gdk window for headers_box.
 626          *    * html_window: gdk window for html_scroll (the scrolled window containing the
 627          *      body view showing the contents of the mail).
 628          */
 629
 630         attributes.x = widget->allocation.x;
 631         attributes.y = widget->allocation.y;
 632         attributes.width = widget->allocation.width;
 633         attributes.height = widget->allocation.height;
 634         attributes.window_type = GDK_WINDOW_CHILD;
 635         attributes.wclass = GDK_INPUT_OUTPUT;
 636         attributes.visual = gtk_widget_get_visual (widget);
 637         attributes.colormap = gtk_widget_get_colormap (widget);
 638
 639         event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
 640         attributes.event_mask = event_mask | GDK_BUTTON_PRESS_MASK;
 641         attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
 642
 643         widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
 644                                          &attributes, attributes_mask);
 645         gdk_window_set_user_data (widget->window, self);
 646
 647         get_view_allocation (self, &view_allocation);
 648
 649         attributes.x = view_allocation.x;
 650         attributes.y = view_allocation.y;
 651         attributes.width = view_allocation.width;
 652         attributes.height = view_allocation.height;
 653         attributes.event_mask = 0;
 654         priv->view_window = gdk_window_new (widget->window, &attributes, attributes_mask);
 655         gdk_window_set_user_data (priv->view_window, self);
 656         gdk_window_set_back_pixmap (priv->view_window, NULL, FALSE);
 657
 658         attributes.x = -hadj->value;
 659         attributes.y = -vadj->value;
 660         attributes.width = hadj->upper;
 661         if (priv->headers_box)
 662                 attributes.height = GTK_WIDGET (priv->headers_box)->allocation.height;
 663         else
 664                 attributes.height = 1;
 665         attributes.event_mask = event_mask;
 666
 667         priv->headers_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 668         gdk_window_set_user_data (priv->headers_window, self);
 669
 670         if (priv->headers_box)
 671                 gtk_widget_set_parent_window (priv->headers_box, priv->headers_window);
 672
 673         attributes.x = -hadj->value;
 674         if (priv->headers_box)
 675                 attributes.y = GTK_WIDGET (priv->headers_box)->allocation.height - vadj->value;
 676         else
 677                 attributes.y = -vadj->value;
 678         attributes.width = hadj->upper;
 679         if (priv->headers_box)
 680                 attributes.height = vadj->upper - GTK_WIDGET (priv->headers_box)->allocation.height;
 681         else
 682                 attributes.height = vadj->upper;
 683         attributes.event_mask = event_mask;
 684
 685         priv->html_window = gdk_window_new (priv->view_window, &attributes, attributes_mask);
 686         gdk_window_set_user_data (priv->html_window, self);
 687
 688         if (priv->html_scroll)
 689                 gtk_widget_set_parent_window (priv->html_scroll, priv->html_window);
 690
 691         widget->style = gtk_style_attach (widget->style, widget->window);
 692         gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
 693         gtk_style_set_background (widget->style, priv->headers_window, GTK_STATE_NORMAL);
 694         gtk_style_set_background (widget->style, priv->html_window, GTK_STATE_NORMAL);
 695
 696         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 697                            GTK_SHADOW_NONE,
 698                            NULL, widget, "msgviewheaders",
 699                            0,0,-1,-1);
 700         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 701                            GTK_SHADOW_NONE,
 702                            NULL, widget, "msgviewcontents",
 703                            0,0,-1,-1);
 704
 705         gdk_window_show (priv->view_window);
 706         gdk_window_show (priv->headers_window);
 707         gdk_window_show (priv->html_window);
 708
 709 }
 710
 711 static void
 712 unrealize (GtkWidget *widget)
 713 {
 714         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 715         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 716
 717         gdk_window_set_user_data (priv->view_window, NULL);
 718         gdk_window_destroy (priv->view_window);
 719         priv->view_window = NULL;
 720
 721         gdk_window_set_user_data (priv->headers_window, NULL);
 722         gdk_window_destroy (priv->headers_window);
 723         priv->headers_window = NULL;
 724
 725         gdk_window_set_user_data (priv->html_window, NULL);
 726         gdk_window_destroy (priv->html_window);
 727         priv->html_window = NULL;
 728
 729         if (GTK_WIDGET_CLASS (parent_class)->unrealize)
 730                 ( * GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
 731
 732 }
 733
 734 static gint
 735 expose (GtkWidget *widget,
 736         GdkEventExpose *event)
 737 {
 738         ModestGtkhtmlMsgView *self;
 739         ModestGtkhtmlMsgViewPrivate *priv;
 740
 741         if (GTK_WIDGET_DRAWABLE (widget)) {
 742                 self = MODEST_GTKHTML_MSG_VIEW (widget);
 743                 priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 744                 if (event->window == widget->window) {
 745                         gtk_paint_shadow (widget->style, widget->window,
 746                                           GTK_STATE_NORMAL, priv->shadow_type,
 747                                           &event->area, widget, "msgview",
 748                                           0,0,-1,-1);
 749                 } else if (event->window == priv->headers_window) {
 750                         gtk_paint_flat_box(widget->style, priv->headers_window, GTK_STATE_NORMAL,
 751                                            GTK_SHADOW_NONE,
 752                                            &event->area, widget, "msgviewheaders",
 753                                            0,0,-1,-1);
 754                 } else if (event->window == priv->html_window) {
 755                         gtk_paint_flat_box(widget->style, priv->html_window, GTK_STATE_NORMAL,
 756                                            GTK_SHADOW_NONE,
 757                                            &event->area, widget, "msgviewcontents",
 758                                            0,0,-1,-1);
 759                 }
 760                 if (priv->headers_box)
 761                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->headers_box, event);
 762                 if (priv->html_scroll)
 763                         gtk_container_propagate_expose (GTK_CONTAINER (self), priv->html_scroll, event);
 764                 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
 765         }
 766
 767         return FALSE;
 768 }
 769
 770 static void
 771 forall (GtkContainer *container,
 772         gboolean include_internals,
 773         GtkCallback callback,
 774         gpointer userdata)
 775 {
 776         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 777         g_return_if_fail (callback != NULL);
 778
 779         if (priv->headers_box)
 780                 (*callback) (priv->headers_box, userdata);
 781         if (priv->html_scroll)
 782                 (*callback) (priv->html_scroll, userdata);
 783 }
 784
 785 static void
 786 container_remove (GtkContainer *container,
 787                   GtkWidget *widget)
 788 {
 789         gboolean was_visible = FALSE;
 790         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (container);
 791         was_visible = GTK_WIDGET_VISIBLE (widget);
 792         if (widget == priv->headers_box) {
 793                 gtk_widget_unparent (priv->headers_box);
 794                 priv->headers_box = NULL;
 795         } else if (widget == priv->html_scroll) {
 796                 gtk_widget_unparent (priv->html_scroll);
 797                 priv->html_scroll = NULL;
 798         } else {
 799                 return;
 800         }
 801         if (was_visible)
 802                 gtk_widget_queue_resize (GTK_WIDGET(container));
 803
 804 }
 805
 806 static void
 807 size_request (GtkWidget *widget,
 808               GtkRequisition *req)
 809 {
 810         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (widget);
 811         GtkRequisition child_req;
 812
 813         req->width = 0;
 814         req->height = 0;
 815
 816         gtk_widget_size_request (priv->headers_box, &child_req);
 817         req->width = child_req.width;
 818         req->height += child_req.height;
 819         gtk_widget_size_request (priv->html_scroll, &child_req);
 820         req->width = MAX (child_req.width, req->width);
 821         req->height += child_req.height;
 822
 823 }
 824
 825 static void
 826 size_allocate (GtkWidget *widget,
 827                GtkAllocation *allocation)
 828 {
 829         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (widget);
 830         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 831         gboolean hadj_value_changed, vadj_value_changed;
 832         GtkAllocation headers_allocation, html_allocation, view_allocation;
 833         GtkAdjustment *html_vadj;
 834
 835         if (GTK_WIDGET_MAPPED (widget) &&
 836             priv->shadow_type != GTK_SHADOW_NONE &&
 837             (allocation->width != widget->allocation.width ||
 838              allocation->height != widget->allocation.height))
 839                 gdk_window_invalidate_rect (widget->window, NULL, FALSE);
 840
 841         widget->allocation = *allocation;
 842         set_hadjustment_values (self, &hadj_value_changed);
 843         set_vadjustment_values (self, &vadj_value_changed);
 844
 845         get_view_allocation (self, &view_allocation);
 846
 847         headers_allocation.x = 0;
 848         headers_allocation.y = 0;
 849         headers_allocation.width = view_allocation.width;
 850         if (priv->headers_box)
 851                 headers_allocation.height = GTK_WIDGET (priv->headers_box)->requisition.height;
 852         else
 853                 headers_allocation.height = 0;
 854
 855         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 856
 857         html_allocation.x = 0;
 858         html_allocation.y = headers_allocation.height;
 859         html_allocation.width = view_allocation.width;
 860         html_allocation.height = MAX ((gint) html_vadj->upper, (gint)(priv->vadj->upper - headers_allocation.height));
 861
 862         if (GTK_WIDGET_REALIZED (widget)) {
 863                 gdk_window_move_resize (widget->window,
 864                                         allocation->x,
 865                                         allocation->y,
 866                                         allocation->width,
 867                                         allocation->height);
 868
 869                 gdk_window_move_resize (priv->view_window,
 870                                         view_allocation.x,
 871                                         view_allocation.y,
 872                                         view_allocation.width,
 873                                         view_allocation.height);
 874                 gdk_window_move_resize (priv->headers_window,
 875                                         0,
 876                                         (gint) (- priv->vadj->value),
 877                                         allocation->width,
 878                                         headers_allocation.height);
 879                 gdk_window_move_resize (priv->html_window,
 880                                         (gint) (- priv->hadj->value),
 881                                         (gint) (html_allocation.y - priv->vadj->value),
 882                                         (gint) priv->hadj->upper,
 883                                         html_allocation.height);
 884         }
 885
 886         if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 887                 gtk_widget_size_allocate (priv->headers_box, &headers_allocation);
 888         }
 889         if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 890                 html_allocation.x = 0;
 891                 html_allocation.y = 0;
 892                 html_allocation.width = (gint) priv->hadj->upper;
 893                 html_allocation.height = (gint) priv->vadj->upper - headers_allocation.height;
 894                 gtk_widget_size_allocate (priv->html_scroll, &html_allocation);
 895         }
 896         gtk_adjustment_changed (priv->hadj);
 897         gtk_adjustment_changed (priv->vadj);
 898
 899         if (hadj_value_changed)
 900                 gtk_adjustment_value_changed (priv->hadj);
 901         if (vadj_value_changed)
 902                 gtk_adjustment_value_changed (priv->vadj);
 903
 904 }
 905
 906 static void
 907 adjustment_value_changed (GtkAdjustment *adj, gpointer data)
 908 {
 909         ModestGtkhtmlMsgView *self = NULL;
 910         ModestGtkhtmlMsgViewPrivate *priv = NULL;
 911
 912         g_return_if_fail (GTK_IS_ADJUSTMENT (adj));
 913         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (data));
 914
 915         self = MODEST_GTKHTML_MSG_VIEW (data);
 916         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 917
 918         if (GTK_WIDGET_REALIZED (self)) {
 919                 GtkAdjustment *hadj = get_hadjustment (self);
 920                 GtkAdjustment *vadj = get_vadjustment (self);
 921                 gint headers_offset = 0;
 922
 923                 gtk_widget_queue_resize (priv->html_scroll);
 924
 925                 if (priv->headers_box && GTK_WIDGET_VISIBLE (priv->headers_box)) {
 926                         gint old_x, old_y;
 927                         gint new_x, new_y;
 928                         gdk_window_get_position (priv->headers_window, &old_x, &old_y);
 929                         new_x = 0;
 930                         new_y = -vadj->value;
 931
 932                         headers_offset = GTK_WIDGET(priv->headers_box)->allocation.height;
 933
 934                         if (new_x != old_x || new_y != old_y) {
 935                                 gdk_window_move (priv->headers_window, new_x, new_y);
 936                                 gdk_window_process_updates (priv->headers_window, TRUE);
 937                         }
 938                 }
 939
 940                 if (priv->html_scroll && GTK_WIDGET_VISIBLE (priv->html_scroll)) {
 941                         gint old_x, old_y;
 942                         gint new_x, new_y;
 943                         gdk_window_get_position (priv->html_window, &old_x, &old_y);
 944                         new_x = -hadj->value;
 945                         new_y = headers_offset - vadj->value;
 946
 947                         if (new_x != old_x || new_y != old_y) {
 948                                 gdk_window_move (priv->html_window, new_x, new_y);
 949                                 gdk_window_process_updates (priv->html_window, TRUE);
 950                         }
 951                 }
 952
 953         }
 954 }
 955
 956 static void
 957 html_adjustment_changed (GtkAdjustment *adj,
 958                          gpointer userdata)
 959 {
 960         ModestGtkhtmlMsgView *self = MODEST_GTKHTML_MSG_VIEW (userdata);
 961         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 962         GtkAdjustment *html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
 963         gboolean vadj_changed;
 964         gint new_height;
 965
 966         g_signal_stop_emission_by_name (G_OBJECT (adj), "changed");
 967
 968         priv->html_scroll->requisition.height = html_vadj->upper;
 969         if (html_vadj->upper == priv->html_scroll->allocation.height)
 970                 return;
 971         priv->html_scroll->allocation.height = html_vadj->upper;
 972
 973         set_vadjustment_values (self, &vadj_changed);
 974
 975         new_height = MAX ((gint) html_vadj->upper, (gint) (priv->vadj->upper - priv->headers_box->allocation.height));
 976
 977         gtk_adjustment_changed (priv->vadj);
 978         if (GTK_WIDGET_DRAWABLE (priv->html_scroll)) {
 979                 gdk_window_resize (priv->html_window, (gint) priv->hadj->upper, (gint) new_height);
 980                 gdk_window_process_updates (priv->view_window, TRUE);
 981                 gtk_container_resize_children (GTK_CONTAINER (self));
 982         }
 983
 984 }
 985
 986 gboolean
 987 idle_readjust_scroll (ModestGtkhtmlMsgView *self)
 988 {
 989
 990         /* We're out the main lock */
 991         gdk_threads_enter ();
 992
 993         if (GTK_WIDGET_DRAWABLE (self)) {
 994                 ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
 995                 GtkAdjustment *html_vadj;
 996                 html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
 997                 html_vadj->page_size = html_vadj->upper;
 998                 gtk_adjustment_changed (html_vadj);
 999                 gtk_widget_queue_resize (GTK_WIDGET (self));
1000                 gtk_widget_queue_draw (GTK_WIDGET (self));
1001
1002                 /* Just another hack for making readjust really work. This forces an update
1003                  * of the scroll, and then, make the scroll really update properly the
1004                  * the size and not corrupt scrollable area */
1005                 gtk_adjustment_set_value (priv->vadj, 1.0);
1006                 gtk_adjustment_set_value (priv->vadj, 0.0);
1007         }
1008         g_object_unref (G_OBJECT (self));
1009
1010         gdk_threads_leave ();
1011
1012         return FALSE;
1013 }
1014
1015 static void
1016 modest_gtkhtml_msg_view_init (ModestGtkhtmlMsgView *obj)
1017 {
1018         ModestGtkhtmlMsgViewPrivate *priv;
1019         GtkAdjustment *html_vadj;
1020         GtkWidget *separator;
1021
1022         GTK_WIDGET_UNSET_FLAGS (obj, GTK_NO_WINDOW);
1023         gtk_widget_set_redraw_on_allocate (GTK_WIDGET (obj), TRUE);
1024         gtk_container_set_reallocate_redraws (GTK_CONTAINER (obj), TRUE);
1025         gtk_container_set_resize_mode (GTK_CONTAINER (obj), GTK_RESIZE_QUEUE);
1026
1027         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(obj);
1028
1029         priv->current_zoom = 1.0;
1030
1031         priv->hadj = NULL;
1032         priv->vadj = NULL;
1033         priv->shadow_type = GTK_SHADOW_IN;
1034         priv->view_window = NULL;
1035         priv->headers_window = NULL;
1036         priv->html_window = NULL;
1037
1038         gtk_widget_push_composite_child ();
1039         priv->html_scroll = gtk_scrolled_window_new (NULL, NULL);
1040         gtk_widget_set_composite_name (priv->html_scroll, "contents");
1041         gtk_widget_pop_composite_child ();
1042         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->html_scroll), GTK_POLICY_NEVER, GTK_POLICY_NEVER);
1043
1044         priv->msg                     = NULL;
1045
1046         priv->body_view                 = GTK_WIDGET (g_object_new (MODEST_TYPE_GTKHTML_MIME_PART_VIEW, NULL));
1047         priv->mail_header_view        = GTK_WIDGET(modest_mail_header_view_new (TRUE));
1048         priv->view_images_button = gtk_button_new_with_label (_("mail_bd_external_images"));
1049         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1050         gtk_widget_set_no_show_all (priv->view_images_button, TRUE);
1051         priv->attachments_view        = GTK_WIDGET(modest_attachments_view_new (NULL));
1052
1053         g_signal_connect (G_OBJECT(priv->body_view), "activate_link",
1054                                        G_CALLBACK(on_activate_link), obj);
1055         g_signal_connect (G_OBJECT(priv->body_view), "fetch_url",
1056                                        G_CALLBACK(on_fetch_url), obj);
1057         g_signal_connect (G_OBJECT(priv->body_view), "link_hover",
1058                                        G_CALLBACK(on_link_hover), obj);
1059 #ifdef MAEMO_CHANGES
1060         g_signal_connect (G_OBJECT(priv->body_view), "motion-notify-event",
1061                           G_CALLBACK (motion_notify_event), obj);
1062 #endif
1063
1064         g_signal_connect (G_OBJECT (priv->mail_header_view), "recpt-activated",
1065                           G_CALLBACK (on_recpt_activated), obj);
1066
1067         g_signal_connect (G_OBJECT (priv->attachments_view), "activate",
1068                           G_CALLBACK (on_attachment_activated), obj);
1069
1070         g_signal_connect (G_OBJECT (priv->view_images_button), "clicked",
1071                           G_CALLBACK (on_view_images_clicked), obj);
1072
1073         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW(priv->html_scroll));
1074
1075         g_signal_connect (G_OBJECT (html_vadj), "changed",
1076                           G_CALLBACK (html_adjustment_changed), obj);
1077
1078         gtk_widget_push_composite_child ();
1079         priv->headers_box = gtk_vbox_new (FALSE, MODEST_MARGIN_DEFAULT);
1080         gtk_widget_set_composite_name (priv->headers_box, "headers");
1081         gtk_widget_pop_composite_child ();
1082
1083         if (priv->mail_header_view)
1084                 gtk_box_pack_start (GTK_BOX(priv->headers_box), priv->mail_header_view, FALSE, FALSE, 0);
1085         if (priv->view_images_button) {
1086                 GtkWidget *hbuttonbox;
1087
1088                 hbuttonbox = gtk_hbutton_box_new ();
1089                 gtk_container_add (GTK_CONTAINER (hbuttonbox), priv->view_images_button);
1090                 gtk_box_pack_start (GTK_BOX (priv->headers_box), hbuttonbox, FALSE, FALSE, 0);
1091                 gtk_widget_hide (priv->view_images_button);
1092         }
1093
1094         if (priv->attachments_view) {
1095                 gchar *att_label = g_strconcat (_("mcen_me_viewer_attachments"), ":", NULL);
1096
1097                 priv->attachments_box = (GtkWidget *)
1098                         modest_mail_header_view_add_custom_header (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view),
1099                                                                    att_label,
1100                                                                    priv->attachments_view,
1101                                                                    FALSE, FALSE);
1102                 gtk_widget_hide_all (priv->attachments_box);
1103                 g_free (att_label);
1104         }
1105
1106         separator = gtk_hseparator_new ();
1107         gtk_box_pack_start (GTK_BOX(priv->headers_box), separator, FALSE, FALSE, 0);
1108
1109         gtk_widget_set_parent (priv->headers_box, GTK_WIDGET (obj));
1110
1111         if (priv->body_view) {
1112                 gtk_container_add (GTK_CONTAINER (priv->html_scroll), priv->body_view);
1113                 gtk_widget_set_parent (priv->html_scroll, GTK_WIDGET(obj));
1114 #ifdef MAEMO_CHANGES
1115                 gtk_widget_tap_and_hold_setup (GTK_WIDGET (priv->body_view), NULL, NULL, 0);
1116                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold", G_CALLBACK (on_tap_and_hold), obj);
1117                 g_signal_connect (G_OBJECT (priv->body_view), "tap-and-hold-query", G_CALLBACK (on_tap_and_hold_query), obj);
1118 #endif
1119         }
1120
1121 }
1122
1123
1124 static void
1125 modest_gtkhtml_msg_view_finalize (GObject *obj)
1126 {
1127         ModestGtkhtmlMsgViewPrivate *priv;
1128         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (obj);
1129
1130         if (priv->msg) {
1131                 g_object_unref (G_OBJECT(priv->msg));
1132                 priv->msg = NULL;
1133         }
1134
1135         /* we cannot disconnect sigs, because priv->body_view is
1136          * already dead */
1137
1138         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1139         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1140
1141         priv->body_view = NULL;
1142         priv->attachments_view = NULL;
1143
1144         G_OBJECT_CLASS(parent_class)->finalize (obj);
1145 }
1146
1147 static void
1148 modest_gtkhtml_msg_view_destroy (GtkObject *obj)
1149 {
1150         disconnect_vadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1151         disconnect_hadjustment (MODEST_GTKHTML_MSG_VIEW(obj));
1152
1153         GTK_OBJECT_CLASS(parent_class)->destroy (obj);
1154 }
1155
1156 /* INTERNAL METHODS */
1157
1158 #ifdef MAEMO_CHANGES
1159 static gboolean
1160 motion_notify_event (GtkWidget *widget,
1161                      GdkEventMotion *event,
1162                      gpointer userdata)
1163 {
1164         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (userdata);
1165
1166         /* Use panning information in gtkhtml widget to support also vertical panning */
1167
1168         if (GTK_HTML (widget)->panning) {
1169                 gint y, dy;
1170                 gdouble value;
1171
1172                 gdk_window_get_pointer (GTK_LAYOUT (widget)->bin_window, NULL, &y, NULL);
1173                 dy = y - GTK_HTML (widget)->lasty;
1174                 value = priv->vadj->value - (gdouble) dy;
1175
1176                 if (value < priv->vadj->lower)
1177                         value = priv->vadj->lower;
1178                 else if (value > priv->vadj->upper - priv->vadj->page_size)
1179                         value = priv->vadj->upper - priv->vadj->page_size;
1180                 gtk_adjustment_set_value (priv->vadj, value);
1181
1182         }
1183         return FALSE;
1184 }
1185 #endif
1186
1187 static GtkAdjustment *
1188 get_vadjustment (ModestGtkhtmlMsgView *self)
1189 {
1190         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1191
1192         if (!priv->vadj)
1193                 set_vadjustment (self, NULL);
1194
1195         return priv->vadj;
1196
1197 }
1198
1199 static GtkAdjustment *
1200 get_hadjustment (ModestGtkhtmlMsgView *self)
1201 {
1202         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1203
1204         if (!priv->hadj)
1205                 set_hadjustment (self, NULL);
1206
1207         return priv->hadj;
1208
1209 }
1210
1211 static void
1212 set_hadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *hadj)
1213 {
1214         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1215         gboolean value_changed;
1216
1217         if (hadj && hadj == priv->hadj)
1218                 return;
1219
1220         if (!hadj)
1221                 hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0));
1222         disconnect_hadjustment (self);
1223         g_object_ref (G_OBJECT (hadj));
1224         gtk_object_sink (GTK_OBJECT (hadj));
1225         priv->hadj = hadj;
1226         set_hadjustment_values (self, &value_changed);
1227
1228         g_signal_connect (hadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1229                           self);
1230
1231         gtk_adjustment_changed (hadj);
1232         if (value_changed)
1233                 gtk_adjustment_value_changed (hadj);
1234         else
1235                 adjustment_value_changed (hadj, self);
1236
1237         g_object_notify (G_OBJECT (self), "hadjustment");
1238 }
1239
1240 static void
1241 set_vadjustment (ModestGtkhtmlMsgView *self, GtkAdjustment *vadj)
1242 {
1243         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1244         gboolean value_changed;
1245
1246         if (vadj && vadj == priv->vadj)
1247                 return;
1248
1249         if (!vadj)
1250                 vadj = (GtkAdjustment *) gtk_adjustment_new (0.0,0.0,0.0,0.0,0.0,0.0);
1251         disconnect_vadjustment (self);
1252         g_object_ref (G_OBJECT (vadj));
1253         gtk_object_sink (GTK_OBJECT (vadj));
1254         priv->vadj = vadj;
1255         set_vadjustment_values (self, &value_changed);
1256
1257         g_signal_connect (vadj, "value_changed", G_CALLBACK (adjustment_value_changed),
1258                           self);
1259
1260         gtk_adjustment_changed (vadj);
1261         if (value_changed)
1262                 gtk_adjustment_value_changed (vadj);
1263         else
1264                 adjustment_value_changed (vadj, self);
1265
1266         g_object_notify (G_OBJECT (self), "vadjustment");
1267 }
1268
1269 static void
1270 set_shadow_type (ModestGtkhtmlMsgView *self,
1271                  GtkShadowType shadow_type)
1272 {
1273         ModestGtkhtmlMsgViewPrivate *priv;
1274         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1275
1276         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1277
1278         if (priv->shadow_type != shadow_type) {
1279                 priv->shadow_type = shadow_type;
1280
1281                 if (GTK_WIDGET_VISIBLE (self)) {
1282                         gtk_widget_size_allocate (GTK_WIDGET (self), &(GTK_WIDGET (self)->allocation));
1283                         gtk_widget_queue_draw (GTK_WIDGET (self));
1284                 }
1285                 g_object_notify (G_OBJECT (self), "shadow-type");
1286         }
1287 }
1288
1289 static GtkShadowType
1290 get_shadow_type (ModestGtkhtmlMsgView *self)
1291 {
1292         ModestGtkhtmlMsgViewPrivate *priv;
1293         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), GTK_SHADOW_NONE);
1294         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1295
1296         return priv->shadow_type;
1297 }
1298
1299 GtkWidget*
1300 modest_msg_view_new (TnyMsg *msg)
1301 {
1302         GObject *obj;
1303         ModestGtkhtmlMsgView* self;
1304
1305         obj  = G_OBJECT(g_object_new(MODEST_TYPE_GTKHTML_MSG_VIEW, NULL));
1306         self = MODEST_GTKHTML_MSG_VIEW(obj);
1307         tny_msg_view_set_msg (TNY_MSG_VIEW (self), msg);
1308
1309         return GTK_WIDGET(self);
1310 }
1311
1312 #ifdef MAEMO_CHANGES
1313 static void
1314 on_tap_and_hold (GtkWidget *widget,
1315                  gpointer data)
1316 {
1317         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1318         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1319
1320         g_signal_emit_by_name (G_OBJECT (self), "link-contextual", priv->last_url);
1321 }
1322
1323 static gboolean
1324 on_tap_and_hold_query (GtkWidget *widget,
1325                        GdkEvent *event,
1326                        gpointer data)
1327 {
1328         ModestGtkhtmlMsgView *self = (ModestGtkhtmlMsgView *) data;
1329         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1330
1331         /* Don't show the tap and hold animation if no url below */
1332         return (priv->last_url == NULL);
1333 }
1334 #endif
1335
1336 static void
1337 on_recpt_activated (ModestMailHeaderView *header_view,
1338                     const gchar *address,
1339                     ModestGtkhtmlMsgView *self)
1340 {
1341         g_signal_emit_by_name (G_OBJECT (self), "recpt-activated", address);
1342 }
1343
1344 static void
1345 on_attachment_activated (ModestAttachmentsView * att_view, TnyMimePart *mime_part, gpointer self)
1346 {
1347
1348         g_signal_emit_by_name (G_OBJECT(self), "attachment_clicked", mime_part);
1349 }
1350
1351 static void
1352 on_view_images_clicked (GtkButton * button, gpointer self)
1353 {
1354         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1355         TnyMimePart *part;
1356
1357         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), TRUE);
1358         gtk_widget_hide (priv->view_images_button);
1359         part = tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (priv->body_view));
1360         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), part);
1361         tny_msg_set_allow_external_images (TNY_MSG (priv->msg), TRUE);
1362         g_object_unref (part);
1363
1364
1365 }
1366
1367 static gboolean
1368 on_activate_link (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1369 {
1370         gboolean result;
1371         g_return_val_if_fail (self, FALSE);
1372
1373         g_signal_emit_by_name (G_OBJECT(self), "activate-link", uri, &result);
1374
1375         return result;
1376 }
1377
1378
1379 static gboolean
1380 on_link_hover (GtkWidget *widget, const gchar *uri, ModestGtkhtmlMsgView *self)
1381 {
1382         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1383         gboolean result;
1384
1385         g_free (priv->last_url);
1386         priv->last_url = g_strdup (uri);
1387
1388         g_signal_emit_by_name (G_OBJECT(self), "link-hover", uri, &result);
1389
1390         return result;
1391 }
1392
1393
1394
1395 static TnyMimePart *
1396 find_cid_image (TnyMsg *msg, const gchar *cid)
1397 {
1398         TnyMimePart *part = NULL;
1399         TnyList *parts;
1400         TnyIterator *iter;
1401
1402         g_return_val_if_fail (msg, NULL);
1403         g_return_val_if_fail (cid, NULL);
1404
1405         parts  = TNY_LIST (tny_simple_list_new());
1406
1407         tny_mime_part_get_parts (TNY_MIME_PART (msg), parts);
1408         iter   = tny_list_create_iterator (parts);
1409
1410         while (!tny_iterator_is_done(iter)) {
1411                 const gchar *part_cid;
1412
1413                 part = TNY_MIME_PART(tny_iterator_get_current(iter));
1414                 part_cid = tny_mime_part_get_content_id (part);
1415
1416                 /* if there is no content id, try the content location;
1417                  * this is what Outlook seems to use when it converts
1418                  * it's internal richtext to html
1419                  */
1420                 if (!part_cid)
1421                         part_cid = tny_mime_part_get_content_location (part);
1422
1423                 if (part_cid && strcmp (cid, part_cid) == 0)
1424                         break;
1425
1426                 if (tny_mime_part_content_type_is (part, "multipart/related")) {
1427                         TnyList *related_parts = TNY_LIST (tny_simple_list_new ());
1428                         TnyIterator *related_iter = NULL;
1429                         TnyMimePart *related_part = NULL;
1430
1431                         tny_mime_part_get_parts (part, related_parts);
1432                         related_iter = tny_list_create_iterator (related_parts);
1433
1434                         while (!tny_iterator_is_done (related_iter)) {
1435                                 related_part = TNY_MIME_PART (tny_iterator_get_current (related_iter));
1436                                 part_cid = tny_mime_part_get_content_id (related_part);
1437                                 if (part_cid && strcmp (cid, part_cid) == 0) {
1438                                         break;
1439                                 }
1440                                 g_object_unref (related_part);
1441                                 related_part = NULL;
1442                                 tny_iterator_next (related_iter);
1443                         }
1444
1445                         g_object_unref (related_iter);
1446                         g_object_unref (related_parts);
1447                         if (related_part != NULL) {
1448                                 g_object_unref (part);
1449                                 part = related_part;
1450                                 break;
1451                         }
1452                 }
1453
1454                 g_object_unref (G_OBJECT(part));
1455
1456                 part = NULL;
1457                 tny_iterator_next (iter);
1458         }
1459
1460         g_object_unref (G_OBJECT(iter));
1461         g_object_unref (G_OBJECT(parts));
1462
1463         return part;
1464 }
1465
1466
1467 static gboolean
1468 on_fetch_url (GtkWidget *widget, const gchar *uri,
1469               TnyStream *stream, ModestGtkhtmlMsgView *self)
1470 {
1471         ModestGtkhtmlMsgViewPrivate *priv;
1472         const gchar* my_uri;
1473         TnyMimePart *part = NULL;
1474
1475
1476
1477         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1478
1479         if (modest_mime_part_view_has_external_images (MODEST_MIME_PART_VIEW (priv->body_view)))
1480                 gtk_widget_show (priv->view_images_button);
1481         /*
1482          * we search for either something starting with cid:, or something
1483          * with no prefix at all; this latter case occurs when sending mails
1484          * with MS Outlook in rich-text mode, and 'attach-as-object
1485          */
1486         if (g_str_has_prefix (uri, "cid:"))
1487                 my_uri = uri + 4;  /* +4 ==> skip "cid:" */
1488         else
1489                 my_uri = uri;
1490
1491         /* now try to find the embedded image */
1492         part = find_cid_image (priv->msg, my_uri);
1493
1494         if (!part) {
1495                 if (g_str_has_prefix (uri, "http:")) {
1496                         if (modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view))) {
1497                                 gboolean result = FALSE;
1498                                 g_signal_emit_by_name (self, "fetch-image", uri, stream, &result);
1499                                 return result;
1500                         } else {
1501                                 /* we return immediately to get a "image not found" icon */
1502                                 tny_stream_close (stream);
1503                                 return TRUE;
1504                         }
1505                 } else {
1506                         return FALSE;
1507                 }
1508         }
1509
1510         tny_mime_part_decode_to_stream ((TnyMimePart*)part, stream, NULL);
1511         tny_stream_close (stream);
1512         g_object_unref (G_OBJECT(part));
1513         return TRUE;
1514 }
1515
1516 static void
1517 set_message (ModestGtkhtmlMsgView *self, TnyMsg *msg)
1518 {
1519         TnyMimePart *body;
1520         ModestGtkhtmlMsgViewPrivate *priv;
1521         TnyHeader *header;
1522         GtkAdjustment *html_vadj;
1523
1524         g_return_if_fail (self);
1525
1526         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self);
1527         gtk_widget_set_no_show_all (priv->mail_header_view, FALSE);
1528         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), FALSE);
1529
1530         html_vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (priv->html_scroll));
1531         html_vadj->upper = 0;
1532         html_vadj->page_size = 0;
1533         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1534
1535
1536         if (msg != priv->msg) {
1537                 if (priv->msg)
1538                         g_object_unref (G_OBJECT(priv->msg));
1539                 if (msg)
1540                         g_object_ref   (G_OBJECT(msg));
1541                 priv->msg = msg;
1542         }
1543
1544         if (!msg) {
1545                 tny_header_view_clear (TNY_HEADER_VIEW (priv->mail_header_view));
1546                 modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW (priv->attachments_view), NULL);
1547                 gtk_widget_hide_all (priv->mail_header_view);
1548                 gtk_widget_hide_all (priv->attachments_box);
1549                 gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1550                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1551                 gtk_widget_queue_resize (GTK_WIDGET(self));
1552                 gtk_widget_queue_draw (GTK_WIDGET(self));
1553                 return;
1554         }
1555
1556         header = tny_msg_get_header (msg);
1557         tny_header_view_set_header (TNY_HEADER_VIEW (priv->mail_header_view), header);
1558         g_object_unref (header);
1559
1560         modest_attachments_view_set_message (MODEST_ATTACHMENTS_VIEW(priv->attachments_view),
1561                                              msg);
1562
1563         modest_mime_part_view_set_view_images (MODEST_MIME_PART_VIEW (priv->body_view), tny_msg_get_allow_external_images (msg));
1564
1565         body = modest_tny_msg_find_body_part (msg, TRUE);
1566         if (body) {
1567                 tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (priv->body_view), body);
1568                 g_object_unref (body);
1569
1570                 if(modest_attachments_view_has_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view))) {
1571                         gtk_widget_show_all (priv->attachments_box);
1572                 } else {
1573                         gtk_widget_hide_all (priv->attachments_box);
1574                 }
1575
1576         } else
1577                 tny_mime_part_view_clear (TNY_MIME_PART_VIEW (priv->body_view));
1578
1579         if (modest_mime_part_view_has_external_images (MODEST_MIME_PART_VIEW (priv->body_view)) &&
1580             !modest_mime_part_view_get_view_images (MODEST_MIME_PART_VIEW (priv->body_view))) {
1581                 gtk_widget_show (priv->view_images_button);
1582         } else {
1583                 gtk_widget_hide (priv->view_images_button);
1584         }
1585
1586         gtk_widget_show (priv->body_view);
1587         gtk_widget_set_no_show_all (priv->attachments_box, TRUE);
1588         gtk_widget_show_all (priv->mail_header_view);
1589         gtk_widget_set_no_show_all (priv->attachments_box, FALSE);
1590         gtk_widget_set_no_show_all (priv->mail_header_view, TRUE);
1591         gtk_widget_queue_resize (GTK_WIDGET(self));
1592         gtk_widget_queue_draw (GTK_WIDGET(self));
1593
1594         if (priv->hadj != NULL)
1595                 priv->hadj->value = 0.0;
1596         if (priv->vadj != NULL)
1597                 priv->vadj->value = 0.0;
1598
1599         g_signal_emit_by_name (G_OBJECT (html_vadj), "changed");
1600
1601         /* This is a hack to force reallocation of scroll after drawing all the stuff. This
1602          * makes the html view get the proper and expected size and prevent being able to scroll
1603          * the buffer when it shouldn't be scrollable */
1604         g_object_ref (self);
1605         g_timeout_add (250, (GSourceFunc) idle_readjust_scroll, self);
1606 }
1607
1608
1609 static TnyMsg*
1610 get_message (ModestGtkhtmlMsgView *self)
1611 {
1612         TnyMsg *msg;
1613
1614         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1615
1616         msg = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE(self)->msg;
1617
1618         if (msg)
1619                 g_object_ref (msg);
1620
1621         return msg;
1622 }
1623
1624 static gboolean
1625 is_empty (ModestGtkhtmlMsgView *self)
1626 {
1627         ModestGtkhtmlMsgViewPrivate *priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1628
1629         return modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->body_view));
1630 }
1631
1632 static void
1633 set_zoom (ModestGtkhtmlMsgView *self, gdouble zoom)
1634 {
1635         ModestGtkhtmlMsgViewPrivate *priv;
1636
1637         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1638         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1639
1640         modest_zoomable_set_zoom (MODEST_ZOOMABLE(priv->body_view), zoom);
1641
1642         gtk_widget_queue_resize (priv->body_view);
1643 }
1644
1645 static gdouble
1646 get_zoom (ModestGtkhtmlMsgView *self)
1647 {
1648         ModestGtkhtmlMsgViewPrivate *priv;
1649
1650         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 1.0);
1651         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1652
1653         return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->body_view));
1654 }
1655
1656 static TnyHeaderFlags
1657 get_priority (ModestGtkhtmlMsgView *self)
1658 {
1659         ModestGtkhtmlMsgViewPrivate *priv;
1660
1661         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), 0);
1662
1663         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1664
1665         return modest_mail_header_view_get_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view));
1666 }
1667
1668 static void
1669 set_priority (ModestGtkhtmlMsgView *self, TnyHeaderFlags flags)
1670 {
1671         ModestGtkhtmlMsgViewPrivate *priv;
1672
1673         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1674         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1675
1676         modest_mail_header_view_set_priority (MODEST_MAIL_HEADER_VIEW (priv->mail_header_view), flags);
1677 }
1678
1679 /* INCREMENTAL SEARCH IMPLEMENTATION */
1680
1681 static gboolean
1682 search (ModestGtkhtmlMsgView *self, const gchar *search)
1683 {
1684         ModestGtkhtmlMsgViewPrivate *priv;
1685         gboolean result;
1686         GtkAdjustment *vadj, *tmp_vadj;
1687         gdouble y_offset;
1688
1689         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
1690
1691         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1692         vadj = gtk_layout_get_vadjustment (GTK_LAYOUT (priv->body_view));
1693         g_object_ref (vadj);
1694         tmp_vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, vadj->lower, vadj->upper, vadj->step_increment, 32.0, 32.0));
1695         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), tmp_vadj);
1696         result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->body_view),
1697                                              search);
1698
1699         if (result) {
1700                 gint x, y, w, h;
1701                 gdouble offset_top, offset_bottom;
1702                 GtkAdjustment *adj;
1703                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
1704                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
1705                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
1706                         adj = GTK_ADJUSTMENT (priv->vadj);
1707                         if (offset_top < adj->value)
1708                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
1709                         else if (offset_bottom > adj->value + adj->page_increment)
1710                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
1711                 }
1712         }
1713
1714         y_offset = tmp_vadj->value;
1715         gtk_layout_set_vadjustment (GTK_LAYOUT (priv->body_view), vadj);
1716         g_object_unref (vadj);
1717
1718         return result;
1719 }
1720
1721 static gboolean
1722 search_next (ModestGtkhtmlMsgView *self)
1723 {
1724         ModestGtkhtmlMsgViewPrivate *priv;
1725         gboolean result;
1726
1727         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), FALSE);
1728
1729         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1730         result = modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->body_view));
1731
1732         if (result) {
1733                 gint x, y, w, h;
1734                 gdouble offset_top, offset_bottom;
1735                 GtkAdjustment *adj;
1736
1737                 if (modest_isearch_view_get_selection_area (MODEST_ISEARCH_VIEW (priv->body_view), &x, &y, &w, &h)) {
1738                         offset_top = (gdouble) (priv->headers_box->requisition.height + y);
1739                         offset_bottom = (gdouble) (priv->headers_box->requisition.height + y + h);
1740                         adj = GTK_ADJUSTMENT (priv->vadj);
1741                         if (offset_top < adj->value)
1742                                 gtk_adjustment_set_value (adj, offset_top + adj->page_increment - adj->page_size);
1743                         else if (offset_bottom > adj->value + adj->page_increment)
1744                                 gtk_adjustment_set_value (adj, offset_bottom - adj->page_increment);
1745                 }
1746         }
1747         return result;
1748 }
1749
1750 static TnyList *
1751 get_selected_attachments (ModestGtkhtmlMsgView *self)
1752 {
1753         ModestGtkhtmlMsgViewPrivate *priv;
1754
1755         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1756         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1757
1758         return modest_attachments_view_get_selection (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
1759
1760 }
1761
1762 static TnyList *
1763 get_attachments (ModestGtkhtmlMsgView *self)
1764 {
1765         ModestGtkhtmlMsgViewPrivate *priv;
1766
1767         g_return_val_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self), NULL);
1768         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1769
1770         return modest_attachments_view_get_attachments (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
1771
1772 }
1773
1774 static void
1775 grab_focus (ModestGtkhtmlMsgView *self)
1776 {
1777         ModestGtkhtmlMsgViewPrivate *priv = NULL;
1778
1779         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1780         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1781
1782         gtk_widget_grab_focus (priv->body_view);
1783 }
1784
1785 static void
1786 remove_attachment (ModestGtkhtmlMsgView *self, TnyMimePart *attachment)
1787 {
1788         ModestGtkhtmlMsgViewPrivate *priv;
1789
1790         g_return_if_fail (MODEST_IS_GTKHTML_MSG_VIEW (self));
1791         g_return_if_fail (TNY_IS_MIME_PART (attachment));
1792         priv = MODEST_GTKHTML_MSG_VIEW_GET_PRIVATE (self);
1793
1794         modest_attachments_view_remove_attachment (MODEST_ATTACHMENTS_VIEW (priv->attachments_view),
1795                                                    attachment);
1796
1797 }
1798
1799 /* TNY MSG IMPLEMENTATION */
1800
1801 static void
1802 tny_msg_view_init (gpointer g, gpointer iface_data)
1803 {
1804         TnyMsgViewIface *klass = (TnyMsgViewIface *)g;
1805
1806         klass->get_msg = modest_msg_view_get_msg;
1807         klass->set_msg = modest_msg_view_set_msg;
1808         klass->set_unavailable = modest_msg_view_set_unavailable;
1809         klass->clear = modest_msg_view_clear;
1810         klass->create_mime_part_view_for = modest_msg_view_create_mime_part_view_for;
1811         klass->create_new_inline_viewer = modest_msg_view_create_new_inline_viewer;
1812
1813         return;
1814 }
1815
1816 static TnyMsg *
1817 modest_msg_view_get_msg (TnyMsgView *self)
1818 {
1819         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_msg_func (self);
1820 }
1821
1822 static TnyMsg *
1823 modest_msg_view_get_msg_default (TnyMsgView *self)
1824 {
1825         return TNY_MSG (tny_mime_part_view_get_part (TNY_MIME_PART_VIEW (self)));
1826 }
1827
1828 static void
1829 modest_msg_view_set_msg (TnyMsgView *self, TnyMsg *msg)
1830 {
1831         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_msg_func (self, msg);
1832 }
1833
1834 static void
1835 modest_msg_view_set_msg_default (TnyMsgView *self, TnyMsg *msg)
1836 {
1837
1838         tny_mime_part_view_set_part (TNY_MIME_PART_VIEW (self), TNY_MIME_PART (msg));
1839
1840         return;
1841 }
1842
1843 static void
1844 modest_msg_view_set_unavailable (TnyMsgView *self)
1845 {
1846         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_unavailable_func (self);
1847 }
1848
1849 static void
1850 modest_msg_view_set_unavailable_default (TnyMsgView *self)
1851 {
1852         tny_msg_view_clear (self);
1853
1854         return;
1855 }
1856
1857 static void
1858 modest_msg_view_clear (TnyMsgView *self)
1859 {
1860         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->clear_func (self);
1861 }
1862
1863 static void
1864 modest_msg_view_clear_default (TnyMsgView *self)
1865 {
1866         set_message (MODEST_GTKHTML_MSG_VIEW (self), NULL);
1867 }
1868
1869 static TnyMimePartView*
1870 modest_msg_view_create_mime_part_view_for (TnyMsgView *self, TnyMimePart *part)
1871 {
1872         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_mime_part_view_for_func (self, part);
1873 }
1874
1875 static TnyMimePartView*
1876 modest_msg_view_create_mime_part_view_for_default (TnyMsgView *self, TnyMimePart *part)
1877 {
1878         g_warning ("modest_msg_view_create_mime_part_view_for_default is not implemented");
1879         return NULL;
1880 }
1881
1882 static TnyMsgView*
1883 modest_msg_view_create_new_inline_viewer (TnyMsgView *self)
1884 {
1885         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->create_new_inline_viewer_func (self);
1886 }
1887
1888 static TnyMsgView*
1889 modest_msg_view_create_new_inline_viewer_default (TnyMsgView *self)
1890 {
1891         g_warning ("modest_msg_view_create_new_inline_viewer_default is not implemented");
1892
1893         return NULL;
1894 }
1895
1896 /* TNY MIME PART IMPLEMENTATION */
1897
1898 static void
1899 tny_mime_part_view_init (gpointer g, gpointer iface_data)
1900 {
1901         TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
1902
1903         klass->get_part = modest_msg_view_mp_get_part;
1904         klass->set_part = modest_msg_view_mp_set_part;
1905         klass->clear = modest_msg_view_mp_clear;
1906
1907         return;
1908 }
1909
1910 static TnyMimePart*
1911 modest_msg_view_mp_get_part (TnyMimePartView *self)
1912 {
1913         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_part_func (self);
1914 }
1915
1916
1917 static TnyMimePart*
1918 modest_msg_view_mp_get_part_default (TnyMimePartView *self)
1919 {
1920         return TNY_MIME_PART (get_message (MODEST_GTKHTML_MSG_VIEW (self)));
1921 }
1922
1923 static void
1924 modest_msg_view_mp_set_part (TnyMimePartView *self,
1925                              TnyMimePart *part)
1926 {
1927         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_part_func (self, part);
1928 }
1929
1930 static void
1931 modest_msg_view_mp_set_part_default (TnyMimePartView *self,
1932                                      TnyMimePart *part)
1933 {
1934         g_return_if_fail ((part == NULL) || TNY_IS_MSG (part));
1935
1936         set_message (MODEST_GTKHTML_MSG_VIEW (self), TNY_MSG (part));
1937 }
1938
1939 static void
1940 modest_msg_view_mp_clear (TnyMimePartView *self)
1941 {
1942         tny_msg_view_clear (TNY_MSG_VIEW (self));
1943 }
1944
1945 /* MODEST MIME PART VIEW IMPLEMENTATION */
1946
1947 static void
1948 modest_mime_part_view_init (gpointer g, gpointer iface_data)
1949 {
1950         ModestMimePartViewIface *klass = (ModestMimePartViewIface *)g;
1951
1952         klass->is_empty_func = modest_msg_view_mp_is_empty;
1953
1954         return;
1955 }
1956
1957 static gboolean
1958 modest_msg_view_mp_is_empty (ModestMimePartView *self)
1959 {
1960         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->is_empty_func (self);
1961 }
1962
1963 static gboolean
1964 modest_msg_view_mp_is_empty_default (ModestMimePartView *self)
1965 {
1966         return is_empty (MODEST_GTKHTML_MSG_VIEW (self));
1967 }
1968
1969 /* MODEST ZOOMABLE IMPLEMENTATION */
1970 static void
1971 modest_zoomable_init (gpointer g, gpointer iface_data)
1972 {
1973         ModestZoomableIface *klass = (ModestZoomableIface *)g;
1974
1975         klass->get_zoom_func = modest_msg_view_get_zoom;
1976         klass->set_zoom_func = modest_msg_view_set_zoom;
1977         klass->zoom_minus_func = modest_msg_view_zoom_minus;
1978         klass->zoom_plus_func = modest_msg_view_zoom_plus;
1979
1980         return;
1981 }
1982
1983 static gdouble
1984 modest_msg_view_get_zoom (ModestZoomable *self)
1985 {
1986         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_zoom_func (self);
1987 }
1988
1989 static gdouble
1990 modest_msg_view_get_zoom_default (ModestZoomable *self)
1991 {
1992         return get_zoom (MODEST_GTKHTML_MSG_VIEW (self));
1993 }
1994
1995 static void
1996 modest_msg_view_set_zoom (ModestZoomable *self, gdouble value)
1997 {
1998         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_zoom_func (self, value);
1999 }
2000
2001 static void
2002 modest_msg_view_set_zoom_default (ModestZoomable *self, gdouble value)
2003 {
2004         set_zoom (MODEST_GTKHTML_MSG_VIEW (self), value);
2005 }
2006
2007 static gboolean
2008 modest_msg_view_zoom_minus (ModestZoomable *self)
2009 {
2010         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_minus_func (self);
2011 }
2012
2013 static gboolean
2014 modest_msg_view_zoom_minus_default (ModestZoomable *self)
2015 {
2016         /* operation not supported in ModestMsgView */
2017         return FALSE;
2018 }
2019
2020 static gboolean
2021 modest_msg_view_zoom_plus (ModestZoomable *self)
2022 {
2023         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->zoom_plus_func (self);
2024 }
2025
2026 static gboolean
2027 modest_msg_view_zoom_plus_default (ModestZoomable *self)
2028 {
2029         /* operation not supported in ModestMsgView */
2030         return FALSE;
2031 }
2032
2033 /* MODEST ISEARCH VIEW IMPLEMENTATION */
2034 static void
2035 modest_isearch_view_init (gpointer g, gpointer iface_data)
2036 {
2037         ModestISearchViewIface *klass = (ModestISearchViewIface *)g;
2038
2039         klass->search_func = modest_msg_view_search;
2040         klass->search_next_func = modest_msg_view_search_next;
2041
2042         return;
2043 }
2044
2045 static gboolean
2046 modest_msg_view_search (ModestISearchView *self, const gchar *string)
2047 {
2048         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_func (self, string);
2049 }
2050
2051 static gboolean
2052 modest_msg_view_search_default (ModestISearchView *self, const gchar *string)
2053 {
2054         return search (MODEST_GTKHTML_MSG_VIEW (self), string);
2055 }
2056
2057 static gboolean
2058 modest_msg_view_search_next (ModestISearchView *self)
2059 {
2060         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->search_next_func (self);
2061 }
2062
2063 static gboolean
2064 modest_msg_view_search_next_default (ModestISearchView *self)
2065 {
2066         return search_next (MODEST_GTKHTML_MSG_VIEW (self));
2067 }
2068
2069 /* MODEST MSG VIEW IMPLEMENTATION */
2070 static void
2071 modest_msg_view_init (gpointer g, gpointer iface_data)
2072 {
2073         ModestMsgViewIface *klass = (ModestMsgViewIface *)g;
2074
2075         klass->get_vadjustment_func = modest_gtkhtml_msg_view_get_vadjustment;
2076         klass->get_hadjustment_func = modest_gtkhtml_msg_view_get_hadjustment;
2077         klass->set_vadjustment_func = modest_gtkhtml_msg_view_set_vadjustment;
2078         klass->set_hadjustment_func = modest_gtkhtml_msg_view_set_hadjustment;
2079         klass->set_shadow_type_func = modest_gtkhtml_msg_view_set_shadow_type;
2080         klass->get_shadow_type_func = modest_gtkhtml_msg_view_get_shadow_type;
2081         klass->get_priority_func = modest_gtkhtml_msg_view_get_priority;
2082         klass->set_priority_func = modest_gtkhtml_msg_view_set_priority;
2083         klass->get_selected_attachments_func = modest_gtkhtml_msg_view_get_selected_attachments;
2084         klass->get_attachments_func = modest_gtkhtml_msg_view_get_attachments;
2085         klass->grab_focus_func = modest_gtkhtml_msg_view_grab_focus;
2086         klass->remove_attachment_func = modest_gtkhtml_msg_view_remove_attachment;
2087
2088         return;
2089 }
2090
2091 static GtkAdjustment*
2092 modest_gtkhtml_msg_view_get_vadjustment (ModestMsgView *self)
2093 {
2094         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_vadjustment_func (self);
2095 }
2096
2097 static GtkAdjustment*
2098 modest_gtkhtml_msg_view_get_vadjustment_default (ModestMsgView *self)
2099 {
2100         return get_vadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2101 }
2102
2103 static GtkAdjustment*
2104 modest_gtkhtml_msg_view_get_hadjustment (ModestMsgView *self)
2105 {
2106         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_hadjustment_func (self);
2107 }
2108
2109 static GtkAdjustment*
2110 modest_gtkhtml_msg_view_get_hadjustment_default (ModestMsgView *self)
2111 {
2112         return get_hadjustment (MODEST_GTKHTML_MSG_VIEW (self));
2113 }
2114
2115 static void
2116 modest_gtkhtml_msg_view_set_vadjustment (ModestMsgView *self, GtkAdjustment *adj)
2117 {
2118         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_vadjustment_func (self, adj);
2119 }
2120
2121 static void
2122 modest_gtkhtml_msg_view_set_vadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2123 {
2124         set_vadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2125 }
2126
2127 static void
2128 modest_gtkhtml_msg_view_set_hadjustment (ModestMsgView *self, GtkAdjustment *adj)
2129 {
2130         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_hadjustment_func (self, adj);
2131 }
2132
2133 static void
2134 modest_gtkhtml_msg_view_set_hadjustment_default (ModestMsgView *self, GtkAdjustment *adj)
2135 {
2136         set_hadjustment (MODEST_GTKHTML_MSG_VIEW (self), adj);
2137 }
2138
2139 static void
2140 modest_gtkhtml_msg_view_set_shadow_type (ModestMsgView *self, GtkShadowType type)
2141 {
2142         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_shadow_type_func (self, type);
2143 }
2144
2145 static void
2146 modest_gtkhtml_msg_view_set_shadow_type_default (ModestMsgView *self, GtkShadowType type)
2147 {
2148         set_shadow_type (MODEST_GTKHTML_MSG_VIEW (self), type);
2149 }
2150
2151 static GtkShadowType
2152 modest_gtkhtml_msg_view_get_shadow_type (ModestMsgView *self)
2153 {
2154         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_shadow_type_func (self);
2155 }
2156
2157 static GtkShadowType
2158 modest_gtkhtml_msg_view_get_shadow_type_default (ModestMsgView *self)
2159 {
2160         return get_shadow_type (MODEST_GTKHTML_MSG_VIEW (self));
2161 }
2162
2163 static void
2164 modest_gtkhtml_msg_view_set_priority (ModestMsgView *self, TnyHeaderFlags flags)
2165 {
2166         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->set_priority_func (self, flags);
2167 }
2168
2169 static void
2170 modest_gtkhtml_msg_view_set_priority_default (ModestMsgView *self, TnyHeaderFlags flags)
2171 {
2172         set_priority (MODEST_GTKHTML_MSG_VIEW (self), flags);
2173 }
2174
2175 static TnyHeaderFlags
2176 modest_gtkhtml_msg_view_get_priority (ModestMsgView *self)
2177 {
2178         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_priority_func (self);
2179 }
2180
2181 static TnyHeaderFlags
2182 modest_gtkhtml_msg_view_get_priority_default (ModestMsgView *self)
2183 {
2184         return get_priority (MODEST_GTKHTML_MSG_VIEW (self));
2185 }
2186
2187 static TnyList*
2188 modest_gtkhtml_msg_view_get_selected_attachments (ModestMsgView *self)
2189 {
2190         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_selected_attachments_func (self);
2191 }
2192
2193 static TnyList*
2194 modest_gtkhtml_msg_view_get_selected_attachments_default (ModestMsgView *self)
2195 {
2196         return get_selected_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2197 }
2198
2199 static TnyList*
2200 modest_gtkhtml_msg_view_get_attachments (ModestMsgView *self)
2201 {
2202         return MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->get_attachments_func (self);
2203 }
2204
2205 static TnyList*
2206 modest_gtkhtml_msg_view_get_attachments_default (ModestMsgView *self)
2207 {
2208         return get_attachments (MODEST_GTKHTML_MSG_VIEW (self));
2209 }
2210
2211 static void
2212 modest_gtkhtml_msg_view_grab_focus (ModestMsgView *self)
2213 {
2214         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->grab_focus_func (self);
2215 }
2216
2217 static void
2218 modest_gtkhtml_msg_view_grab_focus_default (ModestMsgView *self)
2219 {
2220         grab_focus (MODEST_GTKHTML_MSG_VIEW (self));
2221 }
2222
2223 static void
2224 modest_gtkhtml_msg_view_remove_attachment (ModestMsgView *self, TnyMimePart *attachment)
2225 {
2226         MODEST_GTKHTML_MSG_VIEW_GET_CLASS (self)->remove_attachment_func (self, attachment);
2227 }
2228
2229 static void
2230 modest_gtkhtml_msg_view_remove_attachment_default (ModestMsgView *self, TnyMimePart *attachment)
2231 {
2232         remove_attachment (MODEST_GTKHTML_MSG_VIEW (self), attachment);
2233 }