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