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;
63 #define UNKNOWN_FILE_ICON "qgn_list_gene_unknown_file"
64 #define GET_SIZE_BUFFER_SIZE 128
66 #define MODEST_ATTACHMENT_VIEW_GET_PRIVATE(o) \
67 (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_ATTACHMENT_VIEW, ModestAttachmentViewPriv))
69 /* TnyMimePartView functions */
70 static TnyMimePart *modest_attachment_view_get_part (TnyMimePartView *self);
71 static TnyMimePart *modest_attachment_view_get_part_default (TnyMimePartView *self);
72 static void modest_attachment_view_set_part (TnyMimePartView *self, TnyMimePart *mime_part);
73 static void modest_attachment_view_set_part_default (TnyMimePartView *self, TnyMimePart *mime_part);
74 static void modest_attachment_view_clear (TnyMimePartView *self);
75 static void modest_attachment_view_clear_default (TnyMimePartView *self);
78 static void size_allocate (GtkWidget *widget, GtkAllocation *allocation);
80 /* GObject and GInterface management */
81 static void modest_attachment_view_instance_init (GTypeInstance *instance, gpointer g_class);
82 static void modest_attachment_view_finalize (GObject *object);
83 static void modest_attachment_view_class_init (ModestAttachmentViewClass *klass);
84 static void tny_mime_part_view_init (gpointer g, gpointer iface_data);
88 static gboolean get_size_idle_func (gpointer data);
89 static void update_filename_request (ModestAttachmentView *self);
94 modest_attachment_view_get_part (TnyMimePartView *self)
96 return MODEST_ATTACHMENT_VIEW_GET_CLASS (self)->get_part_func (self);
100 modest_attachment_view_get_part_default (TnyMimePartView *self)
102 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
105 return TNY_MIME_PART (g_object_ref (priv->mime_part));
111 update_filename_request (ModestAttachmentView *self)
113 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
114 /* gint width, height; */
116 pango_layout_set_text (PANGO_LAYOUT (priv->layout_full_filename),
117 gtk_label_get_text (GTK_LABEL (priv->filename_view)), -1);
123 modest_attachment_view_set_part (TnyMimePartView *self, TnyMimePart *mime_part)
125 MODEST_ATTACHMENT_VIEW_GET_CLASS (self)->set_part_func (self, mime_part);
131 get_size_idle_func (gpointer data)
133 ModestAttachmentView *self = (ModestAttachmentView *) data;
134 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
136 gchar read_buffer[GET_SIZE_BUFFER_SIZE];
139 if (priv->get_size_stream == NULL) {
140 priv->get_size_stream = tny_camel_mem_stream_new ();
141 tny_mime_part_decode_to_stream (priv->mime_part, priv->get_size_stream);
142 tny_stream_reset (priv->get_size_stream);
143 if (tny_stream_is_eos (priv->get_size_stream)) {
144 tny_stream_close (priv->get_size_stream);
145 priv->get_size_stream = tny_mime_part_get_stream (priv->mime_part);
149 readed_size = tny_stream_read (priv->get_size_stream, read_buffer, GET_SIZE_BUFFER_SIZE);
150 priv->size += readed_size;
152 if (tny_stream_is_eos (priv->get_size_stream)) {
155 gdk_threads_enter ();
157 display_size = modest_text_utils_get_display_size (priv->size);
158 size_string = g_strdup_printf (" (%s)", display_size);
159 g_free (display_size);
160 gtk_label_set_text (GTK_LABEL (priv->size_view), size_string);
161 g_free (size_string);
163 g_object_unref (priv->get_size_stream);
165 gtk_widget_queue_resize (priv->size_view);
166 priv->get_size_stream = NULL;
167 priv->get_size_idle_id = 0;
169 gdk_threads_leave ();
171 return (priv->get_size_stream != NULL);
175 modest_attachment_view_set_part_default (TnyMimePartView *self, TnyMimePart *mime_part)
177 ModestAttachmentViewPriv *priv = NULL;
178 gchar *filename = NULL;
179 gchar *file_icon_name = NULL;
180 gboolean show_size = FALSE;
182 g_return_if_fail (TNY_IS_MIME_PART_VIEW (self));
183 g_return_if_fail (TNY_IS_MIME_PART (mime_part));
184 priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
186 if (priv->mime_part != NULL) {
187 g_object_unref (priv->mime_part);
190 priv->mime_part = mime_part;
192 if (priv->get_size_idle_id != 0) {
193 g_source_remove (priv->get_size_idle_id);
194 priv->get_size_idle_id = 0;
197 if (priv->get_size_stream != NULL) {
198 g_object_unref (priv->get_size_stream);
199 priv->get_size_stream = NULL;
204 if (tny_mime_part_is_purged (mime_part)) {
205 const gchar *real_filename = tny_mime_part_get_filename (mime_part);
206 if (real_filename == NULL)
208 filename = g_strdup_printf (_("FIXME: Purged %s"), real_filename);
209 file_icon_name = modest_platform_get_file_icon_name (NULL, NULL, NULL);
210 } else if (TNY_IS_MSG (mime_part)) {
211 TnyHeader *header = tny_msg_get_header (TNY_MSG (mime_part));
212 if (TNY_IS_HEADER (header)) {
213 filename = g_strdup (tny_header_get_subject (header));
214 if (filename == NULL)
215 filename = g_strdup (_("mail_va_no_subject"));
216 file_icon_name = modest_platform_get_file_icon_name (NULL, tny_mime_part_get_content_type (mime_part), NULL);
217 g_object_unref (header);
220 filename = g_strdup (tny_mime_part_get_filename (mime_part));
221 file_icon_name = modest_platform_get_file_icon_name (filename,
222 tny_mime_part_get_content_type (mime_part),
227 if (file_icon_name) {
228 gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon), file_icon_name, GTK_ICON_SIZE_MENU);
229 g_free (file_icon_name);
231 gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon), UNKNOWN_FILE_ICON, GTK_ICON_SIZE_MENU);
234 gtk_label_set_text (GTK_LABEL (priv->filename_view), filename);
236 update_filename_request (MODEST_ATTACHMENT_VIEW (self));
238 gtk_label_set_text (GTK_LABEL (priv->size_view), "");
241 priv->get_size_idle_id = g_idle_add ((GSourceFunc) get_size_idle_func, (gpointer) self);
243 gtk_widget_queue_draw (GTK_WIDGET (self));
247 modest_attachment_view_clear (TnyMimePartView *self)
249 MODEST_ATTACHMENT_VIEW_GET_CLASS (self)->clear_func (self);
254 modest_attachment_view_clear_default (TnyMimePartView *self)
256 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (self);
258 if (priv->mime_part != NULL) {
259 g_object_unref (priv->mime_part);
260 priv->mime_part = NULL;
263 if (priv->get_size_idle_id != 0) {
264 g_source_remove (priv->get_size_idle_id);
265 priv->get_size_idle_id = 0;
268 if (priv->get_size_stream != NULL) {
269 g_object_unref (priv->get_size_stream);
270 priv->get_size_stream = NULL;
275 gtk_image_set_from_icon_name (GTK_IMAGE (priv->icon),
278 gtk_label_set_text (GTK_LABEL (priv->filename_view), "");
279 update_filename_request (MODEST_ATTACHMENT_VIEW(self));
280 gtk_label_set_text (GTK_LABEL (priv->size_view), " ");
282 gtk_widget_queue_draw (GTK_WIDGET (self));
287 * modest_attachment_view_new:
288 * @mime_part: a #TnyMimePart
290 * Constructor for attachment view widget.
292 * Return value: a new #ModestAttachmentView instance implemented for Gtk+
295 modest_attachment_view_new (TnyMimePart *mime_part)
297 ModestAttachmentView *self = g_object_new (MODEST_TYPE_ATTACHMENT_VIEW,
300 modest_attachment_view_set_part (TNY_MIME_PART_VIEW (self), mime_part);
302 return GTK_WIDGET (self);
306 modest_attachment_view_instance_init (GTypeInstance *instance, gpointer g_class)
308 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (instance);
309 PangoContext *context;
310 GtkWidget *box = NULL;
312 priv->mime_part = NULL;
313 priv->icon = gtk_image_new ();
314 priv->filename_view = gtk_label_new ("");
315 gtk_label_set_line_wrap (GTK_LABEL (priv->filename_view), FALSE);
316 gtk_label_set_ellipsize (GTK_LABEL (priv->filename_view), PANGO_ELLIPSIZE_END);
317 gtk_label_set_single_line_mode (GTK_LABEL (priv->filename_view), TRUE);
318 gtk_label_set_selectable (GTK_LABEL (priv->filename_view), FALSE);
319 priv->size_view = gtk_label_new (" ");
320 gtk_label_set_line_wrap (GTK_LABEL (priv->size_view), FALSE);
321 gtk_label_set_selectable (GTK_LABEL (priv->size_view), FALSE);
322 gtk_misc_set_alignment (GTK_MISC (priv->size_view), 0.0, 0.5);
323 gtk_misc_set_alignment (GTK_MISC (priv->filename_view), 0.0, 0.5);
325 priv->get_size_idle_id = 0;
326 priv->get_size_stream = NULL;
329 box = gtk_hbox_new (FALSE, 0);
330 gtk_box_pack_start (GTK_BOX (box), priv->icon, FALSE, FALSE, 0);
331 gtk_box_pack_start (GTK_BOX (box), priv->filename_view, TRUE, TRUE, 0);
332 gtk_box_pack_start (GTK_BOX (box), priv->size_view, FALSE, FALSE, 0);
333 gtk_container_add (GTK_CONTAINER (instance), box);
335 /* gtk_widget_get_style */
336 /* gtk_widget_modify_bg (instance, GTK_STATE_SELECTED, selection_color); */
338 context = gtk_widget_get_pango_context (priv->filename_view);
339 priv->layout_full_filename = pango_layout_new (context);
341 pango_layout_set_ellipsize (priv->layout_full_filename, PANGO_ELLIPSIZE_NONE);
343 gtk_event_box_set_above_child (GTK_EVENT_BOX (instance), FALSE);
344 gtk_event_box_set_visible_window (GTK_EVENT_BOX (instance), TRUE);
345 gtk_widget_set_events (GTK_WIDGET (instance), 0);
347 GTK_WIDGET_UNSET_FLAGS (GTK_WIDGET (instance), GTK_CAN_FOCUS);
353 modest_attachment_view_finalize (GObject *object)
355 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (object);
357 if (priv->get_size_idle_id) {
358 g_source_remove (priv->get_size_idle_id);
359 priv->get_size_idle_id = 0;
362 if (priv->get_size_stream != NULL) {
363 g_object_unref (priv->get_size_stream);
364 priv->get_size_stream = NULL;
367 if (G_LIKELY (priv->mime_part)) {
368 g_object_unref (G_OBJECT (priv->mime_part));
369 priv->mime_part = NULL;
372 (*parent_class->finalize) (object);
378 size_allocate (GtkWidget *widget, GtkAllocation *allocation)
380 ModestAttachmentViewPriv *priv = MODEST_ATTACHMENT_VIEW_GET_PRIVATE (widget);
381 gint width, width_diff;
383 GTK_WIDGET_CLASS (parent_class)->size_allocate (widget, allocation);
384 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)))));
386 pango_layout_get_pixel_size (priv->layout_full_filename, &width, NULL);
387 width_diff = priv->filename_view->allocation.width - width;
388 if (width_diff > 0) {
389 GtkAllocation filename_alloc, filesize_alloc;
390 filename_alloc = priv->filename_view->allocation;
391 filesize_alloc = priv->size_view->allocation;
392 filename_alloc.width -= width_diff;
393 filesize_alloc.width += width_diff;
394 filesize_alloc.x -= width_diff;
395 gtk_widget_size_allocate (priv->filename_view, &filename_alloc);
396 gtk_widget_size_allocate (priv->size_view, &filesize_alloc);
403 modest_attachment_view_class_init (ModestAttachmentViewClass *klass)
405 GObjectClass *object_class;
406 GtkWidgetClass *widget_class;
408 parent_class = g_type_class_peek_parent (klass);
409 object_class = (GObjectClass*) klass;
410 widget_class = GTK_WIDGET_CLASS (klass);
412 object_class->finalize = modest_attachment_view_finalize;
414 klass->get_part_func = modest_attachment_view_get_part_default;
415 klass->set_part_func = modest_attachment_view_set_part_default;
416 klass->clear_func = modest_attachment_view_clear_default;
418 widget_class->size_allocate = size_allocate;
420 g_type_class_add_private (object_class, sizeof (ModestAttachmentViewPriv));
426 tny_mime_part_view_init (gpointer g, gpointer iface_data)
428 TnyMimePartViewIface *klass = (TnyMimePartViewIface *)g;
430 klass->get_part_func = modest_attachment_view_get_part;
431 klass->set_part_func = modest_attachment_view_set_part;
432 klass->clear_func = modest_attachment_view_clear;
438 modest_attachment_view_get_type (void)
440 static GType type = 0;
442 if (G_UNLIKELY(type == 0))
444 static const GTypeInfo info =
446 sizeof (ModestAttachmentViewClass),
447 NULL, /* base_init */
448 NULL, /* base_finalize */
449 (GClassInitFunc) modest_attachment_view_class_init, /* class_init */
450 NULL, /* class_finalize */
451 NULL, /* class_data */
452 sizeof (ModestAttachmentView),
454 modest_attachment_view_instance_init /* instance_init */
457 static const GInterfaceInfo tny_mime_part_view_info =
459 (GInterfaceInitFunc) tny_mime_part_view_init, /* interface_init */
460 NULL, /* interface_finalize */
461 NULL /* interface_data */
464 type = g_type_register_static (GTK_TYPE_EVENT_BOX,
465 "ModestAttachmentView",
468 g_type_add_interface_static (type, TNY_TYPE_MIME_PART_VIEW,
469 &tny_mime_part_view_info);