git.maemo.org Git - modest/blob - src/widgets/modest-mail-header-view.c

   1 /* Copyright (c) 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 <glib/gi18n-lib.h>
  32
  33 #include <string.h>
  34 #include <gtk/gtk.h>
  35 #include <modest-text-utils.h>
  36 #include <modest-mail-header-view.h>
  37 #include <modest-tny-folder.h>
  38
  39 static GObjectClass *parent_class = NULL;
  40
  41 /* signals */
  42 enum {
  43         RECPT_ACTIVATED_SIGNAL,
  44         LAST_SIGNAL
  45 };
  46
  47 typedef struct _ModestMailHeaderViewPriv ModestMailHeaderViewPriv;
  48
  49 struct _ModestMailHeaderViewPriv
  50 {
  51         GtkWidget    *fromto_label;
  52         GtkWidget    *fromto_contents;
  53         GtkWidget    *main_vbox;
  54         GtkWidget    *expander;
  55         GtkWidget    *headers_vbox;
  56         GtkSizeGroup *labels_size_group;
  57         gboolean     is_outgoing;
  58         gboolean     is_draft;
  59         TnyHeader    *header;
  60 };
  61
  62 #define MODEST_MAIL_HEADER_VIEW_GET_PRIVATE(o)  \
  63         (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_MAIL_HEADER_VIEW, ModestMailHeaderViewPriv))
  64
  65 static guint signals[LAST_SIGNAL] = {0};
  66
  67 static void
  68 activate_recpt (GtkWidget *recpt_view, const gchar *address, gpointer user_data)
  69 {
  70         ModestMailHeaderView * view = MODEST_MAIL_HEADER_VIEW (user_data);
  71
  72         g_signal_emit (G_OBJECT (view), signals[RECPT_ACTIVATED_SIGNAL], 0, address);
  73 }
  74
  75 static void
  76 add_header (ModestMailHeaderView *widget, const gchar *field, const gchar *value)
  77 {
  78         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (widget);
  79         GtkWidget *hbox;
  80         GtkWidget *label_field, *label_value;
  81         GtkWidget *scroll_text;
  82         GtkTextBuffer *text_buffer;
  83
  84         hbox = gtk_hbox_new (FALSE, 12);
  85         label_field = gtk_label_new (NULL);
  86         gtk_label_set_markup (GTK_LABEL (label_field), field);
  87         gtk_misc_set_alignment (GTK_MISC (label_field), 0.0, 0.0);
  88         scroll_text = modest_scroll_text_new (NULL, 2);
  89         label_value = (GtkWidget *) modest_scroll_text_get_text_view (MODEST_SCROLL_TEXT (scroll_text));
  90         text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (label_value));
  91         gtk_text_buffer_set_text (text_buffer, value, -1);
  92
  93         gtk_box_pack_start (GTK_BOX (hbox), label_field, FALSE, FALSE, 0);
  94         gtk_box_pack_start (GTK_BOX (hbox), scroll_text, TRUE, TRUE, 0);
  95         gtk_size_group_add_widget (priv->labels_size_group, label_field);
  96
  97         gtk_box_pack_start (GTK_BOX (priv->headers_vbox), hbox, FALSE, FALSE, 0);
  98         gtk_widget_show (hbox);
  99
 100 }
 101
 102 static void
 103 add_recpt_header (ModestMailHeaderView *widget, const gchar *field, const gchar *value)
 104 {
 105         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (widget);
 106         GtkWidget *hbox;
 107         GtkWidget *label_field, *label_value;
 108
 109         hbox = gtk_hbox_new (FALSE, 12);
 110         label_field = gtk_label_new (NULL);
 111         gtk_label_set_markup (GTK_LABEL (label_field), field);
 112         gtk_misc_set_alignment (GTK_MISC (label_field), 0.0, 0.0);
 113         label_value = modest_recpt_view_new ();
 114         modest_recpt_view_set_recipients (MODEST_RECPT_VIEW(label_value), value);
 115         g_signal_connect (G_OBJECT (label_value), "activate", G_CALLBACK (activate_recpt), widget);
 116
 117         gtk_box_pack_start (GTK_BOX (hbox), label_field, FALSE, FALSE, 0);
 118         gtk_box_pack_start (GTK_BOX (hbox), label_value, TRUE, TRUE, 0);
 119         gtk_size_group_add_widget (priv->labels_size_group, label_field);
 120
 121         gtk_box_pack_start (GTK_BOX (priv->headers_vbox), hbox, FALSE, FALSE, 0);
 122         gtk_widget_show (hbox);
 123 }
 124
 125 static void
 126 clean_headers (GtkWidget *vbox)
 127 {
 128         GList *headers_list, *node;
 129
 130         headers_list = gtk_container_get_children (GTK_CONTAINER (vbox));
 131
 132         for (node = headers_list; node != NULL; node = g_list_next (node)) {
 133                 gtk_widget_destroy (GTK_WIDGET (node->data));
 134         }
 135         g_list_free (headers_list);
 136 }
 137
 138 static void
 139 modest_mail_header_view_set_header (TnyHeaderView *self, TnyHeader *header)
 140 {
 141         MODEST_MAIL_HEADER_VIEW_GET_CLASS (self)->set_header_func (self, header);
 142         return;
 143 }
 144
 145 static void
 146 modest_mail_header_view_update_is_outgoing (TnyHeaderView *self)
 147 {
 148         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 149         TnyFolder *folder = NULL;
 150
 151         priv->is_outgoing = FALSE;
 152
 153         if (priv->header == NULL)
 154                 return;
 155
 156         folder = tny_header_get_folder (priv->header);
 157
 158         if (folder) {
 159                 TnyFolderType folder_type;
 160                 folder_type = tny_folder_get_folder_type (folder);
 161                 if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
 162                         const gchar *fname = tny_folder_get_name (folder);
 163                         folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
 164                 }
 165
 166                 switch (folder_type) {
 167                 case TNY_FOLDER_TYPE_DRAFTS:
 168                 case TNY_FOLDER_TYPE_OUTBOX:
 169                 case TNY_FOLDER_TYPE_SENT:
 170                         priv->is_outgoing = TRUE;
 171                         break;
 172                 default:
 173                         priv->is_outgoing = FALSE;
 174                 }
 175                 priv->is_draft = (folder_type == TNY_FOLDER_TYPE_DRAFTS);
 176
 177                 g_object_unref (folder);
 178         }
 179 }
 180
 181 static void
 182 modest_mail_header_view_set_header_default (TnyHeaderView *self, TnyHeader *header)
 183 {
 184         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 185
 186         if (header)
 187                 g_assert (TNY_IS_HEADER (header));
 188
 189         if (G_LIKELY (priv->header))
 190                 g_object_unref (G_OBJECT (priv->header));
 191         priv->header = NULL;
 192
 193         clean_headers (priv->headers_vbox);
 194
 195         if (header && G_IS_OBJECT (header))
 196         {
 197                 const gchar *to, *from, *subject, *bcc, *cc;
 198
 199                 g_object_ref (G_OBJECT (header));
 200                 priv->header = header;
 201
 202                 modest_mail_header_view_update_is_outgoing (self);
 203
 204
 205                 to = tny_header_get_to (header);
 206                 from = tny_header_get_from (header);
 207                 subject = tny_header_get_subject (header);
 208                 cc = tny_header_get_cc (header);
 209                 bcc = tny_header_get_bcc (header);
 210
 211                 if (subject)
 212                         add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Subject:</b>"), subject);
 213                 if (priv->is_outgoing) {
 214                         gchar *sent = modest_text_utils_get_display_date (tny_header_get_date_sent (header));
 215                         gtk_label_set_markup (GTK_LABEL (priv->fromto_label), _("<b>To:</b>"));
 216                         if (to)
 217                                 modest_recpt_view_set_recipients (MODEST_RECPT_VIEW (priv->fromto_contents), to);
 218                         if (priv->is_draft)
 219                                 add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Last saved:</b>"), sent);
 220                         else
 221                                 add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Sent:</b>"), sent);
 222                         g_free (sent);
 223                 } else {
 224                         gchar *received = modest_text_utils_get_display_date (tny_header_get_date_received (header));
 225                         gtk_label_set_markup (GTK_LABEL (priv->fromto_label), _("<b>From:</b>"));
 226                         if (from)
 227                                 modest_recpt_view_set_recipients (MODEST_RECPT_VIEW (priv->fromto_contents), from);
 228                         add_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Received:</b>"), received);
 229                         g_free (received);
 230                 }
 231                 if (cc)
 232                         add_recpt_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Cc:</b>"), cc);
 233                 if (bcc)
 234                         add_recpt_header (MODEST_MAIL_HEADER_VIEW (self), _("<b>Bcc:</b>"), bcc);
 235         }
 236
 237         gtk_widget_show_all (GTK_WIDGET (self));
 238
 239         return;
 240 }
 241
 242 static void
 243 modest_mail_header_view_clear (TnyHeaderView *self)
 244 {
 245         MODEST_MAIL_HEADER_VIEW_GET_CLASS (self)->clear_func (self);
 246         return;
 247 }
 248
 249 static void
 250 modest_mail_header_view_clear_default (TnyHeaderView *self)
 251 {
 252         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 253
 254         if (G_LIKELY (priv->header))
 255                 g_object_unref (G_OBJECT (priv->header));
 256         priv->header = NULL;
 257
 258         clean_headers (priv->headers_vbox);
 259
 260         gtk_label_set_text (GTK_LABEL (priv->fromto_label), "");
 261         modest_recpt_view_set_recipients (MODEST_RECPT_VIEW (priv->fromto_contents), "");
 262
 263         gtk_widget_hide (GTK_WIDGET(self));
 264
 265         return;
 266 }
 267
 268 static void
 269 expander_activate (GtkWidget *expander, ModestMailHeaderView *header_view)
 270 {
 271         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (header_view);
 272
 273         gtk_widget_queue_resize (GTK_WIDGET (header_view));
 274         gtk_widget_queue_draw (GTK_WIDGET (header_view));
 275
 276         if (gtk_expander_get_expanded (GTK_EXPANDER (expander))) {
 277                 if (gtk_widget_get_parent (priv->headers_vbox) == NULL) {
 278                         gtk_box_pack_start (GTK_BOX(priv->main_vbox), priv->headers_vbox, TRUE, TRUE, 0);
 279                         gtk_widget_show_all (GTK_WIDGET (priv->headers_vbox));
 280                 }
 281         } else {
 282                 if (gtk_widget_get_parent (priv->headers_vbox) != NULL) {
 283                         gtk_container_remove (GTK_CONTAINER (priv->main_vbox), priv->headers_vbox);
 284                 }
 285         }
 286         gtk_widget_queue_resize (GTK_WIDGET (priv->expander));
 287         gtk_widget_queue_draw (GTK_WIDGET (priv->expander));
 288 }
 289
 290 /**
 291  * modest_mail_header_view_new:
 292  *
 293  * Return value: a new #ModestHeaderView instance implemented for Gtk+
 294  **/
 295 TnyHeaderView*
 296 modest_mail_header_view_new (void)
 297 {
 298         ModestMailHeaderView *self = g_object_new (MODEST_TYPE_MAIL_HEADER_VIEW, NULL);
 299
 300         return TNY_HEADER_VIEW (self);
 301 }
 302
 303 static void
 304 modest_mail_header_view_instance_init (GTypeInstance *instance, gpointer g_class)
 305 {
 306         ModestMailHeaderView *self = (ModestMailHeaderView *)instance;
 307         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 308         GtkWidget *fromto_hbox = NULL;
 309         GtkSizeGroup *expander_group = NULL;
 310
 311         priv->header = NULL;
 312
 313         priv->expander = gtk_expander_new (NULL);
 314         priv->main_vbox = gtk_vbox_new (FALSE, 1);
 315         gtk_box_pack_start (GTK_BOX (instance), priv->expander, FALSE, FALSE, 0);
 316         gtk_box_pack_start (GTK_BOX (instance), priv->main_vbox, TRUE, TRUE, 0);
 317         g_signal_connect_after (G_OBJECT (priv->expander), "activate", G_CALLBACK (expander_activate), instance);
 318
 319         fromto_hbox = gtk_hbox_new (FALSE, 12);
 320         priv->fromto_label = gtk_label_new (NULL);
 321         gtk_misc_set_alignment (GTK_MISC (priv->fromto_label), 0.0, 0.0);
 322         priv->fromto_contents = modest_recpt_view_new ();
 323         g_signal_connect (G_OBJECT (priv->fromto_contents), "activate", G_CALLBACK (activate_recpt), instance);
 324
 325         gtk_box_pack_start (GTK_BOX (fromto_hbox), priv->fromto_label, FALSE, FALSE, 0);
 326         gtk_box_pack_start (GTK_BOX (fromto_hbox), priv->fromto_contents, TRUE, TRUE, 0);
 327         gtk_box_pack_start (GTK_BOX (priv->main_vbox), fromto_hbox, FALSE, FALSE, 0);
 328
 329         priv->labels_size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
 330         gtk_size_group_add_widget (priv->labels_size_group, priv->fromto_label);
 331
 332         priv->headers_vbox = gtk_vbox_new (FALSE, 0);
 333         g_object_ref (priv->headers_vbox);
 334
 335         expander_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
 336         gtk_size_group_add_widget (expander_group, priv->headers_vbox);
 337         gtk_size_group_add_widget (expander_group, fromto_hbox);
 338         g_object_unref (expander_group);
 339
 340         gtk_container_set_reallocate_redraws (GTK_CONTAINER (instance), TRUE);
 341
 342         priv->is_outgoing = FALSE;
 343         priv->is_draft = FALSE;
 344
 345         return;
 346 }
 347
 348 static void
 349 modest_mail_header_view_finalize (GObject *object)
 350 {
 351         ModestMailHeaderView *self = (ModestMailHeaderView *)object;
 352         ModestMailHeaderViewPriv *priv = MODEST_MAIL_HEADER_VIEW_GET_PRIVATE (self);
 353
 354         if (G_LIKELY (priv->header))
 355                 g_object_unref (G_OBJECT (priv->header));
 356         priv->header = NULL;
 357
 358         if (G_LIKELY (priv->headers_vbox))
 359                 g_object_unref (G_OBJECT (priv->headers_vbox));
 360
 361         priv->headers_vbox = NULL;
 362
 363         g_object_unref (priv->labels_size_group);
 364
 365         (*parent_class->finalize) (object);
 366
 367         return;
 368 }
 369
 370 static void
 371 tny_header_view_init (gpointer g, gpointer iface_data)
 372 {
 373         TnyHeaderViewIface *klass = (TnyHeaderViewIface *)g;
 374
 375         klass->set_header_func = modest_mail_header_view_set_header;
 376         klass->clear_func = modest_mail_header_view_clear;
 377
 378         return;
 379 }
 380
 381 static void
 382 modest_mail_header_view_class_init (ModestMailHeaderViewClass *klass)
 383 {
 384         GObjectClass *object_class;
 385
 386         parent_class = g_type_class_peek_parent (klass);
 387         object_class = (GObjectClass*) klass;
 388
 389         klass->set_header_func = modest_mail_header_view_set_header_default;
 390         klass->clear_func = modest_mail_header_view_clear_default;
 391
 392         object_class->finalize = modest_mail_header_view_finalize;
 393
 394         klass->recpt_activated = NULL;
 395
 396         g_type_class_add_private (object_class, sizeof (ModestMailHeaderViewPriv));
 397
 398         signals[RECPT_ACTIVATED_SIGNAL] =
 399                 g_signal_new ("recpt-activated",
 400                               G_TYPE_FROM_CLASS (object_class),
 401                               G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
 402                               G_STRUCT_OFFSET(ModestMailHeaderViewClass, recpt_activated),
 403                               NULL, NULL,
 404                               g_cclosure_marshal_VOID__STRING,
 405                               G_TYPE_NONE, 1,
 406                               G_TYPE_STRING);
 407
 408
 409         return;
 410 }
 411
 412 GType
 413 modest_mail_header_view_get_type (void)
 414 {
 415         static GType type = 0;
 416
 417         if (G_UNLIKELY(type == 0))
 418         {
 419                 static const GTypeInfo info =
 420                 {
 421                   sizeof (ModestMailHeaderViewClass),
 422                   NULL,   /* base_init */
 423                   NULL,   /* base_finalize */
 424                   (GClassInitFunc) modest_mail_header_view_class_init,   /* class_init */
 425                   NULL,   /* class_finalize */
 426                   NULL,   /* class_data */
 427                   sizeof (ModestMailHeaderView),
 428                   0,      /* n_preallocs */
 429                   modest_mail_header_view_instance_init    /* instance_init */
 430                 };
 431
 432                 static const GInterfaceInfo tny_header_view_info =
 433                 {
 434                   (GInterfaceInitFunc) tny_header_view_init, /* interface_init */
 435                   NULL,         /* interface_finalize */
 436                   NULL          /* interface_data */
 437                 };
 438
 439                 type = g_type_register_static (GTK_TYPE_HBOX,
 440                         "ModestMailHeaderView",
 441                         &info, 0);
 442
 443                 g_type_add_interface_static (type, TNY_TYPE_HEADER_VIEW,
 444                         &tny_header_view_info);
 445
 446         }
 447
 448         return type;
 449 }