1 /* Copyright (c) 2007, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
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.
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.
32 #endif /*HAVE_CONFIG_H*/
34 #include <glib/gi18n.h>
37 #include <modest-attachment-view.h>
38 #include <modest-platform.h>
39 #include <modest-text-utils.h>
41 #include <tny-camel-mem-stream.h>
43 static GObjectClass *parent_class = NULL;
45 typedef struct _ModestAttachmentViewPriv ModestAttachmentViewPriv;
47 struct _ModestAttachmentViewPriv
49 TnyMimePart *mime_part;
52 GtkWidget *filename_view;
55 guint get_size_idle_id;
56 TnyStream *get_size_stream;
59 PangoLayout *layout_full_filename;
64 #define UNKNOWN_FILE_ICON "qgn_list_gene_unknown_file"
65 #define GET_SIZE_BUFFER_SIZE 128
67 #define MODEST_ATTACHMENT_VIEW_GET_PRIVATE(o) \
68 (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_ATTACHMENT_VIEW, ModestAttachmentViewPriv))
70 /* TnyMimePartView functions */
71 static TnyMimePart *modest_attachment_view_get_part (TnyMimePartView *self);
72 static TnyMimePart *modest_attachment_view_get_part_default (TnyMimePartView *self);
73 static void modest_attachment_view_set_part (TnyMimePartView *self, TnyMimePart *mime_part);
74 static void modest_attachment_view_set_part_default (TnyMimePartView *self, TnyMimePart *mime_part);
75 static void modest_attachment_view_clear (TnyMimePartView *self);
76 static void modest_attachment_view_clear_default (TnyMimePartView *self);
79 static void size_allocate (GtkWidget *widget, GtkAllocation *allocation);
81 /* GObject and GInterface management */
82 static void modest_attachment_view_instance_init (GTypeInstance *instance, gpointer g_class);
83 static void modest_attachment_view_finalize (GObject *object);
84 static void modest_attachment_view_class_init (ModestAttachmentViewClass *klass);
85 static void tny_mime_part_view_init (gpointer g, gpointer iface_data);
89 static gboolean get_size_idle_func (gpointer data);
90 static void update_filename_request (ModestAttachmentView *self);
95 modest_attachment_view_get_part (TnyMimePartView *self)
97 return MODEST_ATTACHMENT_VIEW_GET_CLASS (self)->get_part_func (self);
101 modest_attachment_view_get_part_default (TnyMimePartView *self)
103 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
106 return TNY_MIME_PART (g_object_ref (priv->mime_part));
112 update_filename_request (ModestAttachmentView *self)
114 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
115 /* gint width, height; */
117 pango_layout_set_text (PANGO_LAYOUT (priv->layout_full_filename),
118 gtk_label_get_text (GTK_LABEL (priv->filename_view)), -1);
124 modest_attachment_view_set_part (TnyMimePartView *self, TnyMimePart *mime_part)
126 MODEST_ATTACHMENT_VIEW_GET_CLASS (self)->set_part_func (self, mime_part);
132 get_size_idle_func (gpointer data)
134 ModestAttachmentView *self = (ModestAttachmentView *) data;
135 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
137 gchar read_buffer[GET_SIZE_BUFFER_SIZE];
140 if (priv->get_size_stream == NULL) {
141 priv->get_size_stream = tny_camel_mem_stream_new ();
142 tny_mime_part_decode_to_stream (priv->mime_part, priv->get_size_stream);
143 tny_stream_reset (priv->get_size_stream);
144 if (tny_stream_is_eos (priv->get_size_stream)) {
145 tny_stream_close (priv->get_size_stream);
146 priv->get_size_stream = tny_mime_part_get_stream (priv->mime_part);
150 readed_size = tny_stream_read (priv->get_size_stream, read_buffer, GET_SIZE_BUFFER_SIZE);
151 priv->size += readed_size;
153 if (tny_stream_is_eos (priv->get_size_stream)) {
156 gdk_threads_enter ();
158 display_size = modest_text_utils_get_display_size (priv->size);
159 size_string = g_strdup_printf (" (%s)", display_size);
160 g_free (display_size);
161 gtk_label_set_text (GTK_LABEL (priv->size_view), size_string);
162 g_free (size_string);
164 g_object_unref (priv->get_size_stream);
166 gtk_widget_queue_resize (priv->size_view);
167 priv->get_size_stream = NULL;
168 priv->get_size_idle_id = 0;
170 gdk_threads_leave ();
172 return (priv->get_size_stream != NULL);
176 modest_attachment_view_set_part_default (TnyMimePartView *self, TnyMimePart *mime_part)
178 ModestAttachmentViewPriv *priv = NULL;
179 gchar *filename = NULL;
180 gchar *file_icon_name = NULL;
181 gboolean show_size = FALSE;
183 g_return_if_fail (TNY_IS_MIME_PART_VIEW (self));
184 g_return_if_fail (TNY_IS_MIME_PART (mime_part));
185 priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
187 if (priv->mime_part != NULL) {
188 g_object_unref (priv->mime_part);
191 priv->mime_part = mime_part;
193 if (priv->get_size_idle_id != 0) {
194 g_source_remove (priv->get_size_idle_id);
195 priv->get_size_idle_id = 0;
198 if (priv->get_size_stream != NULL) {
199 g_object_unref (priv->get_size_stream);
200 priv->get_size_stream = NULL;
204 priv->is_purged = tny_mime_part_is_purged (mime_part);
206 if (priv->is_purged) {
207 filename = g_strdup( tny_mime_part_get_filename (mime_part));
208 if (filename == NULL)
209 filename = g_strdup ("");
210 file_icon_name = modest_platform_get_file_icon_name (NULL, NULL, NULL);
211 } else if (TNY_IS_MSG (mime_part)) {
212 TnyHeader *header = tny_msg_get_header (TNY_MSG (mime_part));
213 if (TNY_IS_HEADER (header)) {
214 filename = g_strdup (tny_header_get_subject (header));
215 if (filename == NULL)
216 filename = g_strdup (_("mail_va_no_subject"));
217 file_icon_name = modest_platform_get_file_icon_name (NULL, tny_mime_part_get_content_type (mime_part), NULL);
218 g_object_unref (header);
221 filename = g_strdup (tny_mime_part_get_filename (mime_part));
222 file_icon_name = modest_platform_get_file_icon_name (filename,
223 tny_mime_part_get_content_type (mime_part),
228 if (file_icon_name) {
229 gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon), file_icon_name, GTK_ICON_SIZE_MENU);
230 g_free (file_icon_name);
232 gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon), UNKNOWN_FILE_ICON, GTK_ICON_SIZE_MENU);
235 if (priv->is_purged) {
236 gchar * label_str = g_markup_printf_escaped(
237 "<span style='italic' foreground='grey'>%s</span>",
239 gtk_label_set_markup (GTK_LABEL (priv->filename_view), label_str);
242 gtk_label_set_text (GTK_LABEL (priv->filename_view), filename);
245 update_filename_request (MODEST_ATTACHMENT_VIEW (self));
247 gtk_label_set_text (GTK_LABEL (priv->size_view), "");
250 priv->get_size_idle_id = g_idle_add ((GSourceFunc) get_size_idle_func, (gpointer) self);
252 gtk_widget_queue_draw (GTK_WIDGET (self));
256 modest_attachment_view_clear (TnyMimePartView *self)
258 MODEST_ATTACHMENT_VIEW_GET_CLASS (self)->clear_func (self);
263 modest_attachment_view_clear_default (TnyMimePartView *self)
265 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
267 if (priv->mime_part != NULL) {
268 g_object_unref (priv->mime_part);
269 priv->mime_part = NULL;
272 if (priv->get_size_idle_id != 0) {
273 g_source_remove (priv->get_size_idle_id);
274 priv->get_size_idle_id = 0;
277 if (priv->get_size_stream != NULL) {
278 g_object_unref (priv->get_size_stream);
279 priv->get_size_stream = NULL;
284 gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon),
287 gtk_label_set_text (GTK_LABEL (priv->filename_view), "");
288 update_filename_request (MODEST_ATTACHMENT_VIEW(self));
289 gtk_label_set_text (GTK_LABEL (priv->size_view), " ");
291 gtk_widget_queue_draw (GTK_WIDGET (self));
296 * modest_attachment_view_new:
297 * @mime_part: a #TnyMimePart
299 * Constructor for attachment view widget.
301 * Return value: a new #ModestAttachmentView instance implemented for Gtk+
304 modest_attachment_view_new (TnyMimePart *mime_part)
306 ModestAttachmentView *self = g_object_new (MODEST_TYPE_ATTACHMENT_VIEW,
309 modest_attachment_view_set_part (TNY_MIME_PART_VIEW (self), mime_part);
311 return GTK_WIDGET (self);
315 modest_attachment_view_instance_init (GTypeInstance *instance, gpointer g_class)
317 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (instance);
318 PangoContext *context;
319 GtkWidget *box = NULL;
321 priv->mime_part = NULL;
322 priv->icon = gtk_image_new ();
323 priv->filename_view = gtk_label_new ("");
324 gtk_label_set_line_wrap (GTK_LABEL (priv->filename_view), FALSE);
325 gtk_label_set_ellipsize (GTK_LABEL (priv->filename_view), PANGO_ELLIPSIZE_END);
326 gtk_label_set_single_line_mode (GTK_LABEL (priv->filename_view), TRUE);
327 gtk_label_set_selectable (GTK_LABEL (priv->filename_view), FALSE);
328 priv->size_view = gtk_label_new (" ");
329 gtk_label_set_line_wrap (GTK_LABEL (priv->size_view), FALSE);
330 gtk_label_set_selectable (GTK_LABEL (priv->size_view), FALSE);
331 gtk_misc_set_alignment (GTK_MISC (priv->size_view), 0.0, 0.5);
332 gtk_misc_set_alignment (GTK_MISC (priv->filename_view), 0.0, 0.5);
334 priv->get_size_idle_id = 0;
335 priv->get_size_stream = NULL;
338 box = gtk_hbox_new (FALSE, 0);
339 gtk_box_pack_start (GTK_BOX (box), priv->icon, FALSE, FALSE, 0);
340 gtk_box_pack_start (GTK_BOX (box), priv->filename_view, TRUE, TRUE, 0);
341 gtk_box_pack_start (GTK_BOX (box), priv->size_view, FALSE, FALSE, 0);
342 gtk_container_add (GTK_CONTAINER (instance), box);
344 /* gtk_widget_get_style */
345 /* gtk_widget_modify_bg (instance, GTK_STATE_SELECTED, selection_color); */
347 context = gtk_widget_get_pango_context (priv->filename_view);
348 priv->layout_full_filename = pango_layout_new (context);
350 pango_layout_set_ellipsize (priv->layout_full_filename, PANGO_ELLIPSIZE_NONE);
352 gtk_event_box_set_above_child (GTK_EVENT_BOX (instance), FALSE);
353 gtk_event_box_set_visible_window (GTK_EVENT_BOX (instance), TRUE);
354 gtk_widget_set_events (GTK_WIDGET (instance), 0);
356 GTK_WIDGET_UNSET_FLAGS (GTK_WIDGET (instance), GTK_CAN_FOCUS);
362 modest_attachment_view_finalize (GObject *object)
364 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (object);
366 if (priv->get_size_idle_id) {
367 g_source_remove (priv->get_size_idle_id);
368 priv->get_size_idle_id = 0;
371 if (priv->get_size_stream != NULL) {
372 g_object_unref (priv->get_size_stream);
373 priv->get_size_stream = NULL;
376 if (G_LIKELY (priv->mime_part)) {
377 g_object_unref (G_OBJECT (priv->mime_part));
378 priv->mime_part = NULL;
381 (*parent_class->finalize) (object);
387 size_allocate (GtkWidget *widget, GtkAllocation *allocation)
389 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (widget);
390 gint width, width_diff;
392 GTK_WIDGET_CLASS (parent_class)->size_allocate (widget, allocation);
393 pango_layout_set_font_description (priv->layout_full_filename, pango_context_get_font_description(pango_layout_get_context (gtk_label_get_layout (GTK_LABEL (priv->filename_view)))));
395 pango_layout_get_pixel_size (priv->layout_full_filename, &width, NULL);
396 width_diff = priv->filename_view->allocation.width - width;
397 if (width_diff > 0) {
398 GtkAllocation filename_alloc, filesize_alloc;
399 filename_alloc = priv->filename_view->allocation;
400 filesize_alloc = priv->size_view->allocation;
401 filename_alloc.width -= width_diff;
402 filesize_alloc.width += width_diff;
403 filesize_alloc.x -= width_diff;
404 gtk_widget_size_allocate (priv->filename_view, &filename_alloc);
405 gtk_widget_size_allocate (priv->size_view, &filesize_alloc);
412 modest_attachment_view_class_init (ModestAttachmentViewClass *klass)
414 GObjectClass *object_class;
415 GtkWidgetClass *widget_class;
417 parent_class = g_type_class_peek_parent (klass);
418 object_class = (GObjectClass*) klass;
419 widget_class = GTK_WIDGET_CLASS (klass);
421 object_class->finalize = modest_attachment_view_finalize;
423 klass->get_part_func = modest_attachment_view_get_part_default;
424 klass->set_part_func = modest_attachment_view_set_part_default;
425 klass->clear_func = modest_attachment_view_clear_default;
427 widget_class->size_allocate = size_allocate;
429 g_type_class_add_private (object_class, sizeof (ModestAttachmentViewPriv));
435 tny_mime_part_view_init (gpointer g, gpointer iface_data)
437 TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
439 klass->get_part_func = modest_attachment_view_get_part;
440 klass->set_part_func = modest_attachment_view_set_part;
441 klass->clear_func = modest_attachment_view_clear;
447 modest_attachment_view_get_type (void)
449 static GType type = 0;
451 if (G_UNLIKELY(type == 0))
453 static const GTypeInfo info =
455 sizeof (ModestAttachmentViewClass),
456 NULL, /* base_init */
457 NULL, /* base_finalize */
458 (GClassInitFunc) modest_attachment_view_class_init, /* class_init */
459 NULL, /* class_finalize */
460 NULL, /* class_data */
461 sizeof (ModestAttachmentView),
463 modest_attachment_view_instance_init /* instance_init */
466 static const GInterfaceInfo tny_mime_part_view_info =
468 (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
469 NULL, /* interface_finalize */
470 NULL /* interface_data */
473 type = g_type_register_static (GTK_TYPE_EVENT_BOX,
474 "ModestAttachmentView",
477 g_type_add_interface_static (type, TNY_TYPE_MIME_PART_VIEW,
478 &tny_mime_part_view_info);