src/gtk/prefswindow.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto and the Sylpheed-Claws Team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include <string.h>
  25 #include <gtk/gtk.h>
  26 #include <gtk/gtktext.h>
  27 #include <gdk/gdkkeysyms.h>
  28
  29 #include "intl.h"
  30 #include "utils.h"
  31 #include "prefswindow.h"
  32 #include "gtkutils.h"
  33
  34 typedef struct _PrefsWindow PrefsWindow;
  35 typedef struct _PrefsTreeNode PrefsTreeNode;
  36
  37 struct _PrefsWindow
  38 {
  39         GtkWidget *window;
  40         GtkWidget *table1;
  41         GtkWidget *scrolledwindow1;
  42         GtkWidget *ctree;
  43         GtkWidget *table2;
  44         GtkWidget *pagelabel;
  45         GtkWidget *labelframe;
  46         GtkWidget *frame;
  47         GtkWidget *notebook;
  48         GtkWidget *confirm_area;
  49         GtkWidget *ok_btn;
  50         GtkWidget *cancel_btn;
  51         GtkWidget *apply_btn;
  52
  53         GtkWidget *empty_page;
  54
  55         gpointer          data;
  56         GSList           *prefs_pages;
  57         GtkDestroyNotify  func;
  58 };
  59
  60 struct _PrefsTreeNode
  61 {
  62         PrefsPage *page;
  63         gfloat     treeweight;
  64 };
  65
  66 static gboolean ctree_select_row(GtkCTree *ctree, GList *node, gint column, gpointer user_data)
  67 {
  68         PrefsTreeNode *prefsnode;
  69         PrefsPage *page;
  70         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
  71         gchar *labeltext;
  72         gint pagenum, i;
  73
  74         prefsnode = gtk_ctree_node_get_row_data(GTK_CTREE(ctree), GTK_CTREE_NODE(node));
  75         page = prefsnode->page;
  76
  77         debug_print("%f\n", prefsnode->treeweight);
  78
  79         if (page == NULL) {
  80                 gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), "");
  81                 pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
  82                                                 prefswindow->empty_page);
  83                 gtk_notebook_set_page(GTK_NOTEBOOK(prefswindow->notebook), pagenum);
  84                 return FALSE;
  85         }
  86
  87         if (!page->page_open) {
  88                 page->create_widget(page, GTK_WINDOW(prefswindow->window), prefswindow->data);
  89                 gtk_container_add(GTK_CONTAINER(prefswindow->notebook), page->widget);
  90                 page->page_open = TRUE;
  91         }
  92
  93         i = 0;
  94         while (page->path[i + 1] != 0)
  95                 i++;
  96         labeltext = page->path[i];
  97
  98         gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), labeltext);
  99
 100         pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
 101                                         page->widget);
 102         gtk_notebook_set_page(GTK_NOTEBOOK(prefswindow->notebook), pagenum);
 103
 104         return FALSE;
 105 }
 106
 107 static void save_all_pages(GSList *prefs_pages)
 108 {
 109         GSList *cur;
 110
 111         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 112                 PrefsPage *page = (PrefsPage *) cur->data;
 113
 114                 if (page->page_open) {
 115                         page->save_page(page);
 116                 }
 117         }
 118 }
 119
 120 static void close_all_pages(GSList *prefs_pages)
 121 {
 122         GSList *cur;
 123
 124         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 125                 PrefsPage *page = (PrefsPage *) cur->data;
 126
 127                 if (page->page_open) {
 128                         page->destroy_widget(page);
 129                         page->page_open = FALSE;
 130                 }
 131         }
 132 }
 133
 134 static void apply_button_released(GtkButton *button, gpointer user_data)
 135 {
 136         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 137
 138         save_all_pages(prefswindow->prefs_pages);
 139 }
 140
 141 static void close_prefs_window(PrefsWindow *prefswindow)
 142 {
 143         debug_print("prefs window closed\n");
 144
 145         close_all_pages(prefswindow->prefs_pages);
 146         gtk_widget_destroy(prefswindow->window);
 147         g_slist_free(prefswindow->prefs_pages);
 148         if (prefswindow->func != NULL)
 149                 prefswindow->func(prefswindow->data);
 150         g_free(prefswindow);
 151 }
 152
 153 static void ok_button_released(GtkButton *button, gpointer user_data)
 154 {
 155         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 156
 157         save_all_pages(prefswindow->prefs_pages);
 158         close_prefs_window(prefswindow);
 159 }
 160
 161 static void cancel_button_released(GtkButton *button, gpointer user_data)
 162 {
 163         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 164
 165         close_prefs_window(prefswindow);
 166 }
 167
 168 static gboolean window_closed(GtkWidget *widget, GdkEvent *event, gpointer user_data)
 169 {
 170         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 171
 172         close_prefs_window(prefswindow);
 173         return FALSE;
 174 }
 175
 176 struct name_search
 177 {
 178         gchar *text;
 179         GtkCTreeNode *node;
 180 };
 181
 182 static gboolean find_child_by_name(GtkCTree *ctree, GtkCTreeNode *node, struct name_search *name_search)
 183 {
 184         gchar *text = NULL;
 185
 186         text = GTK_CELL_TEXT(GTK_CTREE_ROW(node)->row.cell[0])->text;
 187         if (text == NULL)
 188                 return FALSE;
 189
 190         if (strcmp(text, name_search->text) == 0)
 191                 name_search->node = node;
 192
 193         return FALSE;
 194 }
 195
 196 gint compare_func(GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
 197 {
 198         PrefsTreeNode *prefsnode1 = ((GtkCListRow *)ptr1)->data;
 199         PrefsTreeNode *prefsnode2 = ((GtkCListRow *)ptr2)->data;
 200
 201         if (prefsnode1 == NULL || prefsnode2 == NULL)
 202                 return 0;
 203
 204         return prefsnode1->treeweight > prefsnode2->treeweight ? -1 :
 205                prefsnode1->treeweight < prefsnode2->treeweight ?  1 :
 206                                                                   0;
 207 }
 208
 209 static gboolean prefswindow_key_pressed(GtkWidget *widget, GdkEventKey *event,
 210                                     gpointer data)
 211 {
 212         GtkWidget *focused_child;
 213
 214         if (event) {
 215                 switch (event->keyval) {
 216                         case GDK_Escape :
 217                                 cancel_button_released(NULL, data);
 218                                 break;
 219                         case GDK_Return :
 220                         case GDK_KP_Enter :
 221                                 focused_child = gtkut_get_focused_child
 222                                         (GTK_CONTAINER(data->notebook));
 223                                 /* Press ok, if the focused child is not a text view
 224                                  * and text (anything that accepts return) (can pass
 225                                  * NULL to any of the GTK_xxx() casts) */
 226                                 if (!GTK_IS_TEXT(focused_child))
 227                                         ok_button_released(NULL, data);
 228                                 break;
 229                         default:
 230                                 break;
 231                 }
 232         }
 233         return FALSE;
 234 }
 235
 236 void prefswindow_open_full(const gchar *title, GSList *prefs_pages, gpointer data, GtkDestroyNotify func)
 237 {
 238         static gchar *titles[1];
 239         GSList *cur;
 240         gint optsize;
 241         PrefsWindow *prefswindow;
 242
 243         titles[0] = _("Page Index");
 244
 245         prefswindow = g_new0(PrefsWindow, 1);
 246
 247         prefswindow->data = data;
 248         prefswindow->func = func;
 249         prefswindow->prefs_pages = g_slist_copy(prefs_pages);
 250
 251         prefswindow->window = gtk_window_new(GTK_WINDOW_DIALOG);
 252         gtk_window_set_title(GTK_WINDOW(prefswindow->window), title);
 253         gtk_window_set_default_size(GTK_WINDOW(prefswindow->window), 600, 340);
 254         gtk_window_position (GTK_WINDOW(prefswindow->window), GTK_WIN_POS_CENTER);
 255         gtk_window_set_modal (GTK_WINDOW (prefswindow->window), TRUE);
 256         gtk_window_set_policy (GTK_WINDOW(prefswindow->window), FALSE, TRUE, FALSE);
 257         gtk_container_set_border_width(GTK_CONTAINER(prefswindow->window), 4);
 258
 259         prefswindow->table1 = gtk_table_new(2, 2, FALSE);
 260         gtk_widget_show(prefswindow->table1);
 261         gtk_container_add(GTK_CONTAINER(prefswindow->window), prefswindow->table1);
 262
 263         prefswindow->scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
 264         gtk_widget_show(prefswindow->scrolledwindow1);
 265         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
 266         gtk_table_attach(GTK_TABLE(prefswindow->table1), prefswindow->scrolledwindow1, 0, 1, 0, 1, GTK_FILL, GTK_FILL | GTK_EXPAND, 2, 2);
 267
 268         prefswindow->ctree = gtk_ctree_new_with_titles(1, 0, titles);
 269         gtk_widget_show(prefswindow->ctree);
 270         gtk_container_add(GTK_CONTAINER(prefswindow->scrolledwindow1), prefswindow->ctree);
 271
 272         prefswindow->frame = gtk_frame_new(NULL);
 273         gtk_widget_show(prefswindow->frame);
 274         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->frame), GTK_SHADOW_IN);
 275         gtk_table_attach(GTK_TABLE(prefswindow->table1), prefswindow->frame, 1, 2, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 2, 2);
 276
 277         prefswindow->table2 = gtk_table_new(1, 2, FALSE);
 278         gtk_widget_show(prefswindow->table2);
 279         gtk_container_add(GTK_CONTAINER(prefswindow->frame), prefswindow->table2);
 280
 281         prefswindow->labelframe = gtk_frame_new(NULL);
 282         gtk_widget_show(prefswindow->labelframe);
 283         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->labelframe), GTK_SHADOW_OUT);
 284         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->labelframe, 0, 1, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL, 1, 1);
 285
 286         prefswindow->pagelabel = gtk_label_new("");
 287         gtk_widget_show(prefswindow->pagelabel);
 288         gtk_label_set_justify(GTK_LABEL(prefswindow->pagelabel), GTK_JUSTIFY_LEFT);
 289         gtk_misc_set_alignment(GTK_MISC(prefswindow->pagelabel), 0, 0.0);
 290         gtk_container_add(GTK_CONTAINER(prefswindow->labelframe), prefswindow->pagelabel);
 291
 292         prefswindow->notebook = gtk_notebook_new();
 293         gtk_widget_show(prefswindow->notebook);
 294         gtk_notebook_set_scrollable(GTK_NOTEBOOK(prefswindow->notebook), TRUE);
 295         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
 296         gtk_notebook_set_show_border(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
 297         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->notebook, 0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 8, 8);
 298
 299         prefswindow->empty_page = gtk_label_new("");
 300         gtk_widget_show(prefswindow->empty_page);
 301         gtk_container_add(GTK_CONTAINER(prefswindow->notebook), prefswindow->empty_page);
 302
 303         /* actually we should create a tree here */
 304         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 305                 PrefsPage *page = (PrefsPage *)cur->data;
 306                 GtkCTreeNode *node = NULL;
 307                 gchar *text[2], *part;
 308                 int i;
 309                 struct name_search name_search;
 310                 PrefsTreeNode *prefsnode;
 311
 312                 for (i = 0; page->path[i] != NULL; i++) {
 313                         part = page->path[i];
 314                         name_search.text = part;
 315                         name_search.node = NULL;
 316
 317                         gtk_ctree_post_recursive_to_depth(GTK_CTREE(prefswindow->ctree), node, node != NULL ? GTK_CTREE_ROW(node)->level + 1 : 1, GTK_CTREE_FUNC(find_child_by_name), &name_search);
 318
 319                         if (name_search.node) {
 320                                 node = name_search.node;
 321                         } else {
 322                                 text[0] = part;
 323                                 node = gtk_ctree_insert_node(GTK_CTREE(prefswindow->ctree), node, NULL, text, 0, NULL, NULL, NULL, NULL, FALSE, TRUE);
 324
 325                                 prefsnode = g_new0(PrefsTreeNode, 1);
 326                                 prefsnode->treeweight = 0.0;
 327                                 gtk_ctree_node_set_row_data_full(GTK_CTREE(prefswindow->ctree), node, prefsnode, g_free);
 328                         }
 329                 }
 330
 331                 prefsnode = (PrefsTreeNode *) GTK_CTREE_ROW(node)->row.data;
 332                 prefsnode->page = page;
 333
 334                 for (; node != NULL; node = GTK_CTREE_ROW(node)->parent) {
 335                         PrefsTreeNode *curnode = (PrefsTreeNode *) GTK_CTREE_ROW(node)->row.data;
 336
 337                         if (page->weight > curnode->treeweight)
 338                                 curnode->treeweight = page->weight;
 339                 }
 340         }
 341         gtk_signal_connect(GTK_OBJECT(prefswindow->ctree), "tree-select-row", GTK_SIGNAL_FUNC(ctree_select_row), prefswindow);
 342
 343         gtk_clist_set_selection_mode(GTK_CLIST(prefswindow->ctree), GTK_SELECTION_BROWSE);
 344         gtk_clist_column_titles_passive(GTK_CLIST(prefswindow->ctree));
 345         optsize = gtk_clist_optimal_column_width(GTK_CLIST(prefswindow->ctree), 0);
 346         gtk_clist_set_column_resizeable(GTK_CLIST(prefswindow->ctree), 0, TRUE);
 347         gtk_clist_set_column_auto_resize(GTK_CLIST(prefswindow->ctree), 0, FALSE);
 348         gtk_clist_set_column_width(GTK_CLIST(prefswindow->ctree), 0, optsize);
 349         gtk_clist_set_column_min_width(GTK_CLIST(prefswindow->ctree), 0, optsize);
 350         gtk_clist_set_column_max_width(GTK_CLIST(prefswindow->ctree), 0, optsize);
 351         gtk_clist_set_compare_func(GTK_CLIST(prefswindow->ctree), compare_func);
 352         gtk_ctree_sort_recursive(GTK_CTREE(prefswindow->ctree), NULL);
 353         gtk_widget_grab_focus(GTK_WIDGET(prefswindow->ctree));
 354
 355         gtkut_button_set_create(&prefswindow->confirm_area,
 356                                 &prefswindow->ok_btn,           _("OK"),
 357                                 &prefswindow->cancel_btn,       _("Cancel"),
 358                                 &prefswindow->apply_btn,        _("Apply"));
 359         gtk_widget_show_all(prefswindow->confirm_area);
 360
 361         gtk_table_attach(GTK_TABLE(prefswindow->table1), prefswindow->confirm_area, 0, 2, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL, 2, 2);
 362
 363         gtk_signal_connect(GTK_OBJECT(prefswindow->ok_btn), "released", GTK_SIGNAL_FUNC(ok_button_released), prefswindow);
 364         gtk_signal_connect(GTK_OBJECT(prefswindow->cancel_btn), "released", GTK_SIGNAL_FUNC(cancel_button_released), prefswindow);
 365         gtk_signal_connect(GTK_OBJECT(prefswindow->apply_btn), "released", GTK_SIGNAL_FUNC(apply_button_released), prefswindow);
 366         gtk_signal_connect(GTK_OBJECT(prefswindow->window), "delete_event", GTK_SIGNAL_FUNC(window_closed), prefswindow);
 367         gtk_signal_connect(GTK_OBJECT(prefswindow->window), "key_press_event",
 368                            GTK_SIGNAL_FUNC(prefswindow_key_pressed), &(prefswindow->window));
 369
 370         gtk_widget_show(prefswindow->window);
 371 }
 372
 373 void prefswindow_open(const gchar *title, GSList *prefs_pages, gpointer data)
 374 {
 375         prefswindow_open_full(title, prefs_pages, data, NULL);
 376 }