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[modest] / src / modest-widget-memory.c
1 /* Copyright (c) 2006, 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 <modest-defs.h>
31 #include <modest-widget-memory.h>
32 #include <modest-widget-memory-priv.h>
33 #include <modest-runtime.h>
34 #include <modest-account-mgr-helpers.h>
35 #include <modest-tny-platform-factory.h>
36 #include <modest-tny-folder.h>
37 #include <modest-init.h>
38 #include <widgets/modest-header-view.h>
39 #include <widgets/modest-msg-view.h>
40 #include <widgets/modest-folder-view.h>
41 #include "widgets/modest-main-window.h"
42 #include <string.h>
43
44 gchar*
45 _modest_widget_memory_get_keyname (const gchar *name, const gchar *param)
46 {
47         gchar *esc_name, *keyname;
48
49         g_return_val_if_fail (name, NULL);
50         g_return_val_if_fail (param, NULL);
51         
52         esc_name = modest_conf_key_escape (name);
53
54         keyname = g_strdup_printf ("%s/%s/%s",
55                                    MODEST_CONF_WIDGET_NAMESPACE, 
56                                    esc_name, param);
57         g_free (esc_name);
58         return keyname;
59 }
60
61
62 gchar*
63 _modest_widget_memory_get_keyname_with_type (const gchar *name, guint type,
64                                              const gchar *param)
65 {
66         gchar *esc_name, *keyname;
67         
68         g_return_val_if_fail (name, NULL);
69         g_return_val_if_fail (param, NULL);
70
71         esc_name = modest_conf_key_escape (name);
72
73         keyname = g_strdup_printf ("%s/%s/%s_%d",
74                                    MODEST_CONF_WIDGET_NAMESPACE, 
75                                    esc_name, param, type);
76         g_free (esc_name);
77         return keyname;
78 }
79
80
81 gchar*
82 _modest_widget_memory_get_keyname_with_double_type (const gchar *name,
83                                                     guint type1, guint type2,
84                                                     const gchar *param)
85 {
86         gchar *esc_name, *keyname;
87         
88         g_return_val_if_fail (name, NULL);
89         g_return_val_if_fail (param, NULL);
90
91         esc_name = modest_conf_key_escape (name);
92
93         keyname = g_strdup_printf ("%s/%s/%s_%d_%d",
94                                    MODEST_CONF_WIDGET_NAMESPACE, 
95                                    esc_name, param, type1, type2);
96         g_free (esc_name);
97         return keyname;
98 }
99
100
101
102 static gboolean
103 save_settings_widget (ModestConf *conf, GtkWidget *widget, const gchar *name)
104 {
105         gchar *key;
106
107         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_HEIGHT);
108         modest_conf_set_int (conf, key, GTK_WIDGET(widget)->allocation.height, NULL);
109         g_free (key);
110         
111         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_WIDTH);
112         modest_conf_set_int (conf, key, GTK_WIDGET(widget)->allocation.width, NULL);
113         g_free (key);
114
115         return TRUE;
116 }
117
118
119 static gboolean
120 restore_settings_widget (ModestConf *conf, GtkWidget *widget, const gchar *name)
121 {
122         GtkRequisition req = {0, 0};
123         gchar *key;
124
125         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_HEIGHT);
126         
127         if (modest_conf_key_exists (conf, key, NULL))
128                 req.height = modest_conf_get_int (conf, key, NULL);
129
130         g_free (key);
131         
132         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_WIDTH);
133         if (modest_conf_key_exists (conf, key, NULL))
134                 req.width = modest_conf_get_int (conf, key, NULL);
135         g_free (key);
136
137         if (req.height && req.width) 
138                 gtk_widget_size_request (widget, &req);
139
140         return TRUE;
141
142 }
143
144
145
146 static gboolean
147 save_settings_window (ModestConf *conf, GtkWindow *win, const gchar *name)
148 {
149         gchar *key;
150         int height, width;
151         
152         gtk_window_get_size (win, &width, &height);
153         
154         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_HEIGHT);
155         modest_conf_set_int (conf, key, height, NULL);
156         g_free (key);
157         
158         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_WIDTH);
159         modest_conf_set_int (conf, key, width, NULL);
160         g_free (key);
161
162         /* Save also the main window style */
163         if (MODEST_IS_MAIN_WINDOW (win)) {
164                 ModestMainWindowStyle style = modest_main_window_get_style (MODEST_MAIN_WINDOW (win));
165
166                 key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_WINDOW_STYLE);
167                 modest_conf_set_int (conf, key, style, NULL);
168                 g_free (key);
169         }
170         
171         return TRUE;
172 }
173
174
175 static gboolean
176 restore_settings_window (ModestConf *conf, GtkWindow *win, const gchar *name)
177 {
178         gchar *key;
179         int height = 0, width = 0;
180
181         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_HEIGHT);
182         
183         if (modest_conf_key_exists (conf, key, NULL))
184                 height = modest_conf_get_int (conf, key, NULL);
185
186         g_free (key);
187
188         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_WIDTH);
189         if (modest_conf_key_exists (conf, key, NULL))
190                 width = modest_conf_get_int (conf, key, NULL);
191
192         g_free (key);
193
194         /* Added this ugly ifdef, because in Maemo the
195            gtk_window_set_default_size() makes "drag-motion" signal
196            report bad coordinates, so drag-and-drop do not work
197            properly */
198 #ifdef MODEST_TOOLKIT_GTK
199         if (height && width)
200                 gtk_window_set_default_size (win, width, height);
201 #endif
202
203         /* Restore also the main window style */
204         if (MODEST_IS_MAIN_WINDOW (win)) {
205                 ModestMainWindowStyle style;
206
207                 key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_WINDOW_STYLE);
208                 if (modest_conf_key_exists (conf, key, NULL)) {
209                         style = (ModestMainWindowStyle) modest_conf_get_int (conf, key, NULL);          
210                         modest_main_window_set_style (MODEST_MAIN_WINDOW (win), style);
211                         g_free (key);
212                 }
213         }
214
215         return TRUE;
216 }
217
218
219 static gboolean
220 save_settings_paned (ModestConf *conf, GtkPaned *paned, const gchar *name)
221 {
222         gchar *key;
223         gint pos;
224         gdouble percent;
225
226         /* Don't save the paned position if it's not visible, 
227          * because it could not be correct: */
228         if (GTK_WIDGET_REALIZED (GTK_WIDGET (paned))) {
229                 pos = gtk_paned_get_position (paned);
230                 percent = (gdouble) (pos * 100) / (gdouble) GTK_WIDGET (paned)->allocation.width;
231
232                 key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_POS);
233                 modest_conf_set_float (conf, key, percent, NULL);
234                 g_free (key);
235         }
236         
237         return TRUE;
238 }
239
240
241 static gboolean
242 restore_settings_paned (ModestConf *conf, GtkPaned *paned, const gchar *name)
243 {
244         gchar *key;
245         gdouble percent;
246         gint pos;
247         
248         key = _modest_widget_memory_get_keyname (name, MODEST_WIDGET_MEMORY_PARAM_POS); 
249         percent = modest_conf_get_float (conf, key, NULL);
250         
251         if (GTK_WIDGET_VISIBLE (GTK_WIDGET (paned)) && GTK_WIDGET_REALIZED (GTK_WIDGET (paned))) {
252                 pos = GTK_WIDGET (paned)->allocation.width * percent /100;
253                 gtk_paned_set_position (paned, pos);
254         }
255
256         g_free (key);
257         return TRUE;
258 }
259
260
261 static gboolean
262 save_settings_header_view (ModestConf *conf, ModestHeaderView *header_view,
263                            const gchar *name)
264 {
265         gchar *key;
266         gchar *sort_key;
267         gchar *sort_value;
268         GString *str;
269         GList *cols, *cursor;
270         TnyFolder *folder;
271         TnyFolderType type;
272         ModestHeaderViewStyle style;
273         gint sort_colid;
274         GtkSortType sort_type;
275         gint sort_flag_id = 0;
276         
277         folder = modest_header_view_get_folder (header_view);
278         if (!folder || modest_header_view_is_empty (header_view)) {
279                 if (folder)
280                         g_object_unref (folder);
281                 return TRUE; /* no non-empty folder: no settings */
282         }
283         
284         type  = modest_tny_folder_guess_folder_type (folder);
285         if (type == TNY_FOLDER_TYPE_INVALID)
286                 g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
287         
288         style = modest_header_view_get_style   (header_view);
289         
290         key = _modest_widget_memory_get_keyname_with_double_type (name, type, style,
291                                                                   MODEST_WIDGET_MEMORY_PARAM_COLUMN_WIDTH);
292         sort_key = _modest_widget_memory_get_keyname_with_double_type (name, type, style,
293                                                                        MODEST_WIDGET_MEMORY_PARAM_COLUMN_SORT);
294
295         cursor = cols = modest_header_view_get_columns (header_view);
296         if (!cols) {
297                 g_warning ("DEBUG: %s: modest_header_view_get_columns() returned NULL.",
298                          __FUNCTION__);
299         }
300         
301         str = g_string_new (NULL);
302
303         /* NOTE: the exact details of this format are important, as they
304          * are also used in modest-init.
305          */
306         sort_colid = modest_header_view_get_sort_column_id (header_view, type); 
307         sort_type = modest_header_view_get_sort_type (header_view, type); 
308
309         while (cursor) {
310
311                 int col_id, width, sort;
312                 GtkTreeViewColumn *col;
313                 int column_sort_flag;
314                 
315                 col    = GTK_TREE_VIEW_COLUMN (cursor->data);
316                 col_id = GPOINTER_TO_INT(g_object_get_data (G_OBJECT(col),
317                                                             MODEST_HEADER_VIEW_COLUMN));
318                 width = gtk_tree_view_column_get_width (col);
319                 sort = 0;
320                 if (sort_colid == col_id)
321                         sort = (sort_type == GTK_SORT_ASCENDING) ? 1:0;
322                 column_sort_flag = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (col), MODEST_HEADER_VIEW_FLAG_SORT));
323                 if (column_sort_flag != 0)
324                         sort_flag_id = column_sort_flag;
325                 
326                 g_string_append_printf (str, "%d:%d:%d ", col_id, width, sort);
327                 cursor = g_list_next (cursor);
328         }
329
330         if ((str->str == NULL) || (strlen(str->str) == 0)) {
331                 /* TODO: Find out why this happens sometimes. */
332                 g_warning ("DEBUG: %s: Attempting to write an empty value to "
333                         "gconf key %s. Preventing.", __FUNCTION__, key);
334         }
335         else
336                 modest_conf_set_string (conf, key, str->str, NULL);
337
338         /* store current sort column for compact view */
339         if (sort_colid >= 0) {
340                 sort_value = g_strdup_printf("%d:%d:%d", sort_colid, sort_type, sort_flag_id);
341                 modest_conf_set_string (conf, sort_key, sort_value, NULL);
342                 g_free (sort_value);
343         }
344
345
346
347         g_free (key);
348         g_free (sort_key);      
349         g_string_free (str, TRUE);
350         g_list_free (cols);
351         g_object_unref (G_OBJECT (folder));
352         
353         return TRUE;
354 }
355
356
357 static gboolean
358 restore_settings_header_view (ModestConf *conf, ModestHeaderView *header_view,
359                               const gchar *name)
360 {
361         guint col, width;
362         gint sort;
363         gchar *key;
364         gchar *sort_key;
365         TnyFolder *folder;
366         TnyFolderType type;
367         ModestHeaderViewStyle style;
368         gint sort_flag_id = 0;
369         gint sort_colid = -1, sort_type = GTK_SORT_DESCENDING;
370         
371         folder = modest_header_view_get_folder (header_view);
372         if (!folder)
373                 return TRUE; /* no folder: no settings */
374         
375         type = modest_tny_folder_guess_folder_type (folder);    
376         if (type == TNY_FOLDER_TYPE_INVALID)
377                 g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
378
379         style = modest_header_view_get_style (header_view);
380
381         key = _modest_widget_memory_get_keyname_with_double_type (name, type, style,
382                                                                   MODEST_WIDGET_MEMORY_PARAM_COLUMN_WIDTH);
383         sort_key = _modest_widget_memory_get_keyname_with_double_type (name, type, style,
384                                                                        MODEST_WIDGET_MEMORY_PARAM_COLUMN_SORT);
385
386         if (modest_conf_key_exists (conf, sort_key, NULL)) {
387                 gchar *value = modest_conf_get_string (conf, sort_key, NULL);
388                 sscanf (value, "%d:%d:%d", &sort_colid, &sort_type, &sort_flag_id);
389                 g_free (value);
390         }
391
392         if (modest_conf_key_exists (conf, key, NULL)) {
393                 
394                 gchar *data, *cursor;
395                 GList *cols = NULL;
396                 GList *colwidths = NULL;
397                 GList *colsortables = NULL;
398                 GtkTreeModel *sortable;
399
400                 cursor = data = modest_conf_get_string (conf, key, NULL);
401                 while (cursor && sscanf (cursor, "%d:%d:%d ", &col, &width, &sort) == 3) {
402
403                         cols      = g_list_append (cols, GINT_TO_POINTER(col));
404                         colwidths = g_list_append (colwidths, GINT_TO_POINTER(width));
405                         colsortables = g_list_append (colsortables, GINT_TO_POINTER(sort));
406                         cursor = strchr (cursor + 1, ' ');
407                 }
408                 g_free (data);  
409                 
410                 /* Use defaults if gconf has no, or empty information: */
411                 /* We don't know why the value is empty sometimes. */
412                 if (g_list_length(cols) == 0) {
413                         g_warning("%s: gconf key %s was empty. Using default column IDs.\n", 
414                                 __FUNCTION__, key);
415                         g_list_free (cols);
416                         cols = NULL;
417                 }
418                 
419                 if (!cols)
420                         cols = modest_init_get_default_header_view_column_ids (type, style);
421                 
422                 if (cols) {
423                         GList *viewcolumns, *colcursor, *widthcursor;
424                         modest_header_view_set_columns (header_view, cols, type);
425                         sortable = gtk_tree_view_get_model (GTK_TREE_VIEW (header_view));
426
427                         widthcursor = colwidths;
428                         colcursor = viewcolumns = gtk_tree_view_get_columns (GTK_TREE_VIEW(header_view));
429                         while (colcursor && widthcursor) {
430                                 int width = GPOINTER_TO_INT(widthcursor->data);
431                                 int view_column_id = GPOINTER_TO_INT (g_object_get_data (
432                                                                               G_OBJECT (colcursor->data), 
433                                                                               MODEST_HEADER_VIEW_COLUMN));
434                                 if (width > 0)
435                                         gtk_tree_view_column_set_max_width(GTK_TREE_VIEW_COLUMN(colcursor->data),
436                                                                            width);
437                                 if (((view_column_id == MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_IN) ||
438                                      (view_column_id == MODEST_HEADER_VIEW_COLUMN_COMPACT_HEADER_OUT)) &&
439                                     (sort_flag_id != 0))
440                                         g_object_set_data (G_OBJECT (colcursor->data), 
441                                                            MODEST_HEADER_VIEW_FLAG_SORT, GINT_TO_POINTER (sort_flag_id));
442                                 colcursor = g_list_next (colcursor);
443                                 widthcursor = g_list_next (widthcursor);
444                         }
445
446                         g_list_free (cols);
447                         g_list_free (colwidths);
448                         g_list_free (colsortables);
449                         g_list_free (viewcolumns);
450                 }
451         }
452
453         if (sort_colid >= 0) {
454           GtkTreeModel *sortable = 
455                   gtk_tree_model_filter_get_model (
456                           GTK_TREE_MODEL_FILTER (gtk_tree_view_get_model (GTK_TREE_VIEW (header_view))));
457                 if (sort_colid == TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN)
458                         modest_header_view_sort_by_column_id (header_view, 0, sort_type);
459                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
460                                                       sort_colid,
461                                                       sort_type);
462                 modest_header_view_sort_by_column_id (header_view, sort_colid, sort_type);
463                 gtk_tree_sortable_sort_column_changed (GTK_TREE_SORTABLE(sortable));
464         }
465
466         g_free (key);
467         g_free (sort_key);
468         
469         g_object_unref (G_OBJECT (folder));
470
471         return TRUE;
472 }
473
474
475
476 static gboolean
477 save_settings_folder_view (ModestConf *conf, ModestFolderView *folder_view,
478                            const gchar *name)
479 {
480         return TRUE;
481 }
482
483 static gboolean
484 restore_settings_folder_view (ModestConf *conf, 
485                               ModestFolderView *folder_view,
486                               const gchar *name)
487 {
488         ModestAccountMgr *mgr;
489         gchar *default_acc;
490
491         /* Always show the default account as visible server account */
492         mgr = modest_runtime_get_account_mgr ();
493         default_acc = modest_account_mgr_get_default_account (mgr);
494         if (default_acc) {
495                 ModestAccountSettings *settings;
496                 const gchar *server_acc_id;
497
498                 settings = modest_account_mgr_load_account_settings (mgr, (const gchar*) default_acc);
499                 /* If there was any problem with the settings storage
500                    the settings could be NULL */
501                 if (settings) {
502                         ModestServerAccountSettings *store_settings;
503                         store_settings = modest_account_settings_get_store_settings (settings);
504
505                         if (store_settings) {
506                                 server_acc_id = modest_server_account_settings_get_account_name (store_settings);
507                                 modest_folder_view_set_account_id_of_visible_server_account (folder_view, server_acc_id);
508                                 g_object_unref (store_settings);
509                         }
510                         g_object_unref (settings);
511                 }
512                 g_free (default_acc);
513         }
514         return TRUE;
515 }
516
517
518 static gboolean
519 save_settings_msg_view (ModestConf *conf, 
520                         ModestMsgView *msg_view,
521                         const gchar *name)
522 {
523         return TRUE; /* FIXME: implement this */
524 }
525
526 static gboolean
527 restore_settings_msg_view (ModestConf *conf, ModestMsgView *msg_view,
528                               const gchar *name)
529 {
530         return TRUE; /* FIXME: implement this */
531 }
532
533
534
535 gboolean
536 modest_widget_memory_save (ModestConf *conf, GObject *widget, const gchar *name)
537 {
538         g_return_val_if_fail (conf, FALSE);
539         g_return_val_if_fail (widget, FALSE);
540         g_return_val_if_fail (name, FALSE);
541
542         if (GTK_IS_WINDOW(widget))
543                 return save_settings_window (conf, GTK_WINDOW(widget), name);
544         else if (GTK_IS_PANED(widget))
545                 return save_settings_paned (conf, GTK_PANED(widget), name);
546         else if (MODEST_IS_HEADER_VIEW(widget))
547                 return save_settings_header_view (conf, MODEST_HEADER_VIEW(widget), name);
548         else if (MODEST_IS_FOLDER_VIEW(widget))
549                 return save_settings_folder_view (conf, MODEST_FOLDER_VIEW(widget), name);
550         else if (MODEST_IS_MSG_VIEW(widget))
551                 return save_settings_msg_view (conf, MODEST_MSG_VIEW(widget), name);
552         else if (GTK_IS_WIDGET(widget))
553                 return save_settings_widget (conf, GTK_WIDGET(widget), name);
554         
555         g_printerr ("modest: %p (%s) is not a known widget\n", widget, name);   
556         return FALSE;
557 }
558
559
560
561 gboolean
562 modest_widget_memory_restore (ModestConf *conf, GObject *widget, const gchar *name)
563 {
564         g_return_val_if_fail (conf, FALSE);
565         g_return_val_if_fail (widget, FALSE);
566         g_return_val_if_fail (name, FALSE);
567
568         if (GTK_IS_WINDOW(widget))
569                 return restore_settings_window (conf, GTK_WINDOW(widget), name);
570         else if (GTK_IS_PANED(widget))
571                 return restore_settings_paned (conf, GTK_PANED(widget), name);
572         else if (MODEST_IS_HEADER_VIEW(widget))
573                 return restore_settings_header_view (conf, MODEST_HEADER_VIEW(widget), name);
574         else if (MODEST_IS_FOLDER_VIEW(widget))
575                 return restore_settings_folder_view (conf, MODEST_FOLDER_VIEW(widget), name);
576         else if (MODEST_IS_MSG_VIEW(widget))
577                 return restore_settings_msg_view (conf, MODEST_MSG_VIEW(widget), name);
578         else if (GTK_IS_WIDGET(widget))
579                 return restore_settings_widget (conf, GTK_WIDGET(widget), name);
580         
581         g_printerr ("modest: %p (%s) is not a known widget\n", widget, name);
582         return FALSE;
583 }