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
  27 #include "intl.h"
  28 #include "prefswindow.h"
  29 #include "../gtkutils.h"
  30
  31 GSList *prefs_pages = NULL;
  32
  33 typedef struct _PrefsWindow PrefsWindow;
  34
  35 struct _PrefsWindow
  36 {
  37         GtkWidget *window;
  38         GtkWidget *table1;
  39         GtkWidget *scrolledwindow1;
  40         GtkWidget *ctree;
  41         GtkWidget *table2;
  42         GtkWidget *pagelabel;
  43         GtkWidget *labelframe;
  44         GtkWidget *frame;
  45         GtkWidget *page_widget;
  46         GtkWidget *confirm_area;
  47         GtkWidget *ok_btn;
  48         GtkWidget *cancel_btn;
  49         GtkWidget *apply_btn;
  50 };
  51
  52 void prefswindow_register_new_page(PrefsPage *page)
  53 {
  54         prefs_pages = g_slist_append(prefs_pages, page);
  55 }
  56
  57 static gboolean ctree_select_row(GtkCTree *ctree, GList *node, gint column, gpointer user_data)
  58 {
  59         PrefsPage *page;
  60         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
  61         gchar *labeltext;
  62
  63         page = (PrefsPage *) gtk_ctree_node_get_row_data(GTK_CTREE(ctree), GTK_CTREE_NODE(node));
  64
  65         if (prefswindow->page_widget != NULL)
  66                 gtk_container_remove(GTK_CONTAINER(prefswindow->table2), prefswindow->page_widget);
  67
  68         if (page == NULL) {
  69                 GtkWidget *widget;
  70
  71                 widget = gtk_label_new("");
  72
  73                 gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), "");
  74                 gtk_table_attach(GTK_TABLE(prefswindow->table2), widget, 0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0);
  75                 prefswindow->page_widget = widget;
  76                 return FALSE;
  77         }
  78
  79         if (!page->page_open) {
  80                 page->create_widget(page);
  81                 gtk_widget_ref(page->widget);
  82                 gtk_widget_show_all(page->widget);
  83                 page->page_open = TRUE;
  84         }
  85
  86         labeltext = (gchar *) strrchr(page->path, '/');
  87         if (labeltext == NULL)
  88                 labeltext = page->path;
  89         else
  90                 labeltext = labeltext + 1;
  91         gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), labeltext);
  92
  93         prefswindow->page_widget = page->widget;
  94         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->page_widget, 0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 8, 8);
  95
  96         return FALSE;
  97 }
  98
  99 static void save_all_pages()
 100 {
 101         GSList *cur;
 102
 103         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 104                 PrefsPage *page = (PrefsPage *) cur->data;
 105
 106                 if (page->page_open) {
 107                         page->save_page(page);
 108                 }
 109         }
 110 }
 111
 112 static void close_all_pages()
 113 {
 114         GSList *cur;
 115
 116         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 117                 PrefsPage *page = (PrefsPage *) cur->data;
 118
 119                 if (page->page_open) {
 120                         gtk_widget_unref(page->widget);
 121                         page->destroy_widget(page);
 122                         page->page_open = FALSE;
 123                 }
 124         }
 125 }
 126
 127 static void apply_button_released(GtkButton *button, gpointer user_data)
 128 {
 129         save_all_pages();
 130 }
 131
 132 static void ok_button_released(GtkButton *button, gpointer user_data)
 133 {
 134         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 135
 136         save_all_pages();
 137         gtk_widget_destroy(prefswindow->window);
 138         close_all_pages();
 139         g_free(prefswindow);
 140 }
 141
 142 static void cancel_button_released(GtkButton *button, gpointer user_data)
 143 {
 144         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 145
 146         gtk_widget_destroy(prefswindow->window);
 147         close_all_pages();
 148         g_free(prefswindow);
 149 }
 150
 151 struct name_search
 152 {
 153         gchar *text;
 154         GtkCTreeNode *node;
 155 };
 156
 157 static gboolean find_child_by_name(GtkCTree *ctree, GtkCTreeNode *node, struct name_search *name_search)
 158 {
 159         gchar *text = NULL;
 160
 161         text = GTK_CELL_TEXT(GTK_CTREE_ROW(node)->row.cell[0])->text;
 162         if (text == NULL)
 163                 return FALSE;
 164
 165         if (strcmp(text, name_search->text) == 0)
 166                 name_search->node = node;
 167
 168         return FALSE;
 169 }
 170
 171 void prefswindow_create()
 172 {
 173         static gchar *titles [] = {"Pages"};
 174         GSList *cur;
 175         gint optsize;
 176         PrefsWindow *prefswindow;
 177
 178         prefswindow = g_new0(PrefsWindow, 1);
 179
 180         prefswindow->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 181         gtk_window_set_title(GTK_WINDOW(prefswindow->window), _("Preferences"));
 182         gtk_window_set_default_size(GTK_WINDOW(prefswindow->window), 600, 340);
 183         gtk_window_position (GTK_WINDOW(prefswindow->window), GTK_WIN_POS_CENTER);
 184         gtk_window_set_modal (GTK_WINDOW (prefswindow->window), TRUE);
 185         gtk_window_set_policy (GTK_WINDOW(prefswindow->window), FALSE, TRUE, FALSE);
 186         gtk_container_set_border_width(GTK_CONTAINER(prefswindow->window), 4);
 187
 188         prefswindow->table1 = gtk_table_new(2, 2, FALSE);
 189         gtk_container_add(GTK_CONTAINER(prefswindow->window), prefswindow->table1);
 190
 191         prefswindow->scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
 192         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
 193         gtk_table_attach(GTK_TABLE(prefswindow->table1), prefswindow->scrolledwindow1, 0, 1, 0, 1, GTK_FILL, GTK_FILL | GTK_EXPAND, 2, 2);
 194
 195         prefswindow->ctree = gtk_ctree_new_with_titles(1, 0, titles);
 196         gtk_container_add(GTK_CONTAINER(prefswindow->scrolledwindow1), prefswindow->ctree);
 197
 198         prefswindow->frame = gtk_frame_new(NULL);
 199         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->frame), GTK_SHADOW_IN);
 200         gtk_table_attach(GTK_TABLE(prefswindow->table1), prefswindow->frame, 1, 2, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 2, 2);
 201
 202         prefswindow->table2 = gtk_table_new(1, 2, FALSE);
 203         gtk_container_add(GTK_CONTAINER(prefswindow->frame), prefswindow->table2);
 204
 205         prefswindow->labelframe = gtk_frame_new(NULL);
 206         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->labelframe), GTK_SHADOW_OUT);
 207         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->labelframe, 0, 1, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL, 1, 1);
 208
 209         prefswindow->pagelabel = gtk_label_new("");
 210         gtk_label_set_justify(GTK_LABEL(prefswindow->pagelabel), GTK_JUSTIFY_LEFT);
 211         gtk_misc_set_alignment(GTK_MISC(prefswindow->pagelabel), 0, 0.0);
 212         gtk_container_add(GTK_CONTAINER(prefswindow->labelframe), prefswindow->pagelabel);
 213
 214         prefswindow->page_widget = gtk_label_new("");
 215         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->page_widget, 0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 8, 8);
 216
 217         /* actually we should create a tree here */
 218         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 219                 PrefsPage *page = (PrefsPage *)cur->data;
 220                 GtkCTreeNode *node = NULL;
 221                 gchar *text[2], **split, *part;
 222                 int i;
 223                 struct name_search name_search;
 224
 225                 split = g_strsplit(page->path, "/", 0);
 226                 for (i = 0; split[i] != NULL; i++) {
 227                         part = split[i];
 228                         name_search.text = part;
 229                         name_search.node = NULL;
 230
 231                         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);
 232
 233                         if (name_search.node) {
 234                                 node = name_search.node;
 235                         } else {
 236                                 text[0] = part;
 237                                 node = gtk_ctree_insert_node(GTK_CTREE(prefswindow->ctree), node, NULL, text, 0, NULL, NULL, NULL, NULL, FALSE, TRUE);
 238                         }
 239                 }
 240                 g_strfreev(split);
 241                 gtk_ctree_node_set_row_data(GTK_CTREE(prefswindow->ctree), node, page);
 242         }
 243         gtk_signal_connect(GTK_OBJECT(prefswindow->ctree), "tree-select-row", GTK_SIGNAL_FUNC(ctree_select_row), prefswindow);
 244
 245         gtk_clist_set_selection_mode(GTK_CLIST(prefswindow->ctree), GTK_SELECTION_BROWSE);
 246         gtk_clist_column_titles_passive(GTK_CLIST(prefswindow->ctree));
 247         optsize = gtk_clist_optimal_column_width(GTK_CLIST(prefswindow->ctree), 0);
 248         gtk_clist_set_column_resizeable(GTK_CLIST(prefswindow->ctree), 0, TRUE);
 249         gtk_clist_set_column_auto_resize(GTK_CLIST(prefswindow->ctree), 0, FALSE);
 250         gtk_clist_set_column_width(GTK_CLIST(prefswindow->ctree), 0, optsize);
 251         gtk_clist_set_column_min_width(GTK_CLIST(prefswindow->ctree), 0, optsize);
 252         gtk_clist_set_column_max_width(GTK_CLIST(prefswindow->ctree), 0, optsize);
 253
 254         gtkut_button_set_create(&prefswindow->confirm_area,
 255                                 &prefswindow->ok_btn,           _("OK"),
 256                                 &prefswindow->cancel_btn,       _("Cancel"),
 257                                 &prefswindow->apply_btn,        _("Apply"));
 258
 259         gtk_table_attach(GTK_TABLE(prefswindow->table1), prefswindow->confirm_area, 0, 2, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL, 2, 2);
 260
 261         gtk_signal_connect(GTK_OBJECT(prefswindow->ok_btn), "released", GTK_SIGNAL_FUNC(ok_button_released), prefswindow);
 262         gtk_signal_connect(GTK_OBJECT(prefswindow->cancel_btn), "released", GTK_SIGNAL_FUNC(cancel_button_released), prefswindow);
 263         gtk_signal_connect(GTK_OBJECT(prefswindow->apply_btn), "released", GTK_SIGNAL_FUNC(apply_button_released), prefswindow);
 264
 265         gtk_widget_show_all(prefswindow->window);
 266 }
 267
 268 void prefswindow_destroy_all_pages()
 269 {
 270         GSList *cur;
 271
 272         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 273                 PrefsPage *page = (PrefsPage *) cur->data;
 274
 275                 page->destroy_page(page);
 276         }
 277 }