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