src/gtk/menu.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto
   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 <glib.h>
  25 #include <gtk/gtk.h>
  26 #include <gtk/gtkwidget.h>
  27 #include <gtk/gtkmenu.h>
  28 #include <gtk/gtkmenubar.h>
  29 #include <gtk/gtkitemfactory.h>
  30 #include <gtk/gtkcheckmenuitem.h>
  31 #include <gtk/gtkbutton.h>
  32
  33 #include "intl.h"
  34 #include "menu.h"
  35 #include "utils.h"
  36
  37 static gchar *menu_translate(const gchar *path, gpointer data);
  38
  39 static void menu_item_add_accel( GtkWidget *widget, guint accel_signal_id, GtkAccelGroup *accel_group,
  40                                  guint accel_key, GdkModifierType accel_mods, GtkAccelFlags accel_flags,
  41                                  gpointer user_data);
  42
  43 static void menu_item_remove_accel(GtkWidget *widget, GtkAccelGroup *accel_group,
  44                                    guint accel_key, GdkModifierType accel_mods,
  45                                    gpointer user_data);
  46
  47 static void connect_accel_change_signals(GtkWidget* widget, GtkWidget *wid2) ;
  48
  49
  50 GtkWidget *menubar_create(GtkWidget *window, GtkItemFactoryEntry *entries,
  51                           guint n_entries, const gchar *path, gpointer data)
  52 {
  53         GtkItemFactory *factory;
  54
  55         factory = gtk_item_factory_new(GTK_TYPE_MENU_BAR, path, NULL);
  56         gtk_item_factory_set_translate_func(factory, menu_translate,
  57                                             NULL, NULL);
  58         gtk_item_factory_create_items(factory, n_entries, entries, data);
  59         gtk_accel_group_attach(factory->accel_group, GTK_OBJECT(window));
  60
  61         return gtk_item_factory_get_widget(factory, path);
  62 }
  63
  64 GtkWidget *menu_create_items(GtkItemFactoryEntry *entries,
  65                              guint n_entries, const gchar *path,
  66                              GtkItemFactory **factory, gpointer data)
  67 {
  68         *factory = gtk_item_factory_new(GTK_TYPE_MENU, path, NULL);
  69         gtk_item_factory_set_translate_func(*factory, menu_translate,
  70                                             NULL, NULL);
  71         gtk_item_factory_create_items(*factory, n_entries, entries, data);
  72
  73         return gtk_item_factory_get_widget(*factory, path);
  74 }
  75
  76 GtkWidget *popupmenu_create(GtkWidget *window, GtkItemFactoryEntry *entries,
  77                              guint n_entries, const gchar *path, gpointer data)
  78 {
  79         GtkItemFactory *factory;
  80         GtkAccelGroup *accel_group;
  81
  82         accel_group = gtk_accel_group_new();
  83         factory = gtk_item_factory_new(GTK_TYPE_MENU, path, accel_group);
  84         gtk_item_factory_set_translate_func(factory, menu_translate,
  85                                             NULL, NULL);
  86         gtk_item_factory_create_items(factory, n_entries, entries, data);
  87         gtk_accel_group_attach(accel_group, GTK_OBJECT(window));
  88
  89         return gtk_item_factory_get_widget(factory, path);
  90 }
  91
  92 static gchar *menu_translate(const gchar *path, gpointer data)
  93 {
  94         gchar *retval;
  95
  96         retval = gettext(path);
  97
  98         return retval;
  99 }
 100
 101 static void factory_print_func(gpointer data, gchar *string)
 102 {
 103         GString *out_str = data;
 104
 105         g_string_append(out_str, string);
 106         g_string_append_c(out_str, '\n');
 107 }
 108
 109 GString *menu_factory_get_rc(const gchar *path)
 110 {
 111         GString *string;
 112         GtkPatternSpec *pspec;
 113         gchar pattern[256];
 114
 115         pspec = g_new(GtkPatternSpec, 1);
 116         g_snprintf(pattern, sizeof(pattern), "%s*", path);
 117         gtk_pattern_spec_init(pspec, pattern);
 118         string = g_string_new("");
 119         gtk_item_factory_dump_items(pspec, FALSE, factory_print_func,
 120                                     string);
 121         gtk_pattern_spec_free_segs(pspec);
 122
 123         return string;
 124 }
 125
 126 void menu_factory_clear_rc(const gchar *rc_str)
 127 {
 128         GString *string;
 129         gchar *p;
 130         gchar *start, *end;
 131         guint pos = 0;
 132
 133         string = g_string_new(rc_str);
 134         while ((p = strstr(string->str + pos, "(menu-path \"")) != NULL) {
 135                 pos = p + 12 - string->str;
 136                 p = strchr(p + 12, '"');
 137                 if (!p) continue;
 138                 start = strchr(p + 1, '"');
 139                 if (!start) continue;
 140                 end = strchr(start + 1, '"');
 141                 if (!end) continue;
 142                 pos = start + 1 - string->str;
 143                 if (end > start + 1)
 144                         g_string_erase(string, pos, end - (start + 1));
 145         }
 146
 147         gtk_item_factory_parse_rc_string(string->str);
 148         g_string_free(string, TRUE);
 149 }
 150
 151 void menu_factory_copy_rc(const gchar *src_path, const gchar *dest_path)
 152 {
 153         GString *string;
 154         gint src_path_len;
 155         gint dest_path_len;
 156         gchar *p;
 157         guint pos = 0;
 158
 159         string = menu_factory_get_rc(src_path);
 160         src_path_len = strlen(src_path);
 161         dest_path_len = strlen(dest_path);
 162
 163         while ((p = strstr(string->str + pos, src_path)) != NULL) {
 164                 pos = p - string->str;
 165                 g_string_erase(string, pos, src_path_len);
 166                 g_string_insert(string, pos, dest_path);
 167                 pos += dest_path_len;
 168         }
 169
 170         pos = 0;
 171         while ((p = strchr(string->str + pos, ';')) != NULL) {
 172                 pos = p - string->str;
 173                 if (pos == 0 || *(p - 1) == '\n')
 174                         g_string_erase(string, pos, 1);
 175         }
 176
 177         menu_factory_clear_rc(string->str);
 178         gtk_item_factory_parse_rc_string(string->str);
 179         g_string_free(string, TRUE);
 180 }
 181
 182 void menu_set_sensitive(GtkItemFactory *ifactory, const gchar *path,
 183                         gboolean sensitive)
 184 {
 185         GtkWidget *widget;
 186
 187         g_return_if_fail(ifactory != NULL);
 188
 189         widget = gtk_item_factory_get_item(ifactory, path);
 190         if(widget == NULL) {
 191                 debug_print("unknown menu entry %s\n", path);
 192                 return;
 193         }
 194         gtk_widget_set_sensitive(widget, sensitive);
 195 }
 196
 197 void menu_set_sensitive_all(GtkMenuShell *menu_shell, gboolean sensitive)
 198 {
 199         GList *cur;
 200
 201         for (cur = menu_shell->children; cur != NULL; cur = cur->next)
 202                 gtk_widget_set_sensitive(GTK_WIDGET(cur->data), sensitive);
 203 }
 204
 205 void menu_set_toggle(GtkItemFactory *ifactory, const gchar *path,
 206                         gboolean active)
 207 {
 208         GtkWidget *widget;
 209
 210         g_return_if_fail(ifactory != NULL);
 211
 212         widget = gtk_item_factory_get_item(ifactory, path);
 213         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(widget), active);
 214 }
 215
 216 void menu_toggle_toggle(GtkItemFactory *ifactory, const gchar *path)
 217 {
 218         GtkWidget *widget;
 219
 220         g_return_if_fail(ifactory != NULL);
 221
 222         widget = gtk_item_factory_get_item(ifactory, path);
 223         gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(widget), !((GTK_CHECK_MENU_ITEM(widget))->active));
 224 }
 225
 226 void menu_button_position(GtkMenu *menu, gint *x, gint *y, gpointer user_data)
 227 {
 228         GtkWidget *button;
 229         GtkRequisition requisition;
 230         gint button_xpos, button_ypos;
 231         gint xpos, ypos;
 232         gint width, height;
 233         gint scr_width, scr_height;
 234
 235         g_return_if_fail(user_data != NULL);
 236         g_return_if_fail(GTK_IS_BUTTON(user_data));
 237
 238         button = GTK_WIDGET(user_data);
 239
 240         gtk_widget_get_child_requisition(GTK_WIDGET(menu), &requisition);
 241         width = requisition.width;
 242         height = requisition.height;
 243         gdk_window_get_origin(button->window, &button_xpos, &button_ypos);
 244
 245         xpos = button_xpos;
 246         ypos = button_ypos + button->allocation.height;
 247
 248         scr_width = gdk_screen_width();
 249         scr_height = gdk_screen_height();
 250
 251         if (xpos + width > scr_width)
 252                 xpos -= (xpos + width) - scr_width;
 253         if (ypos + height > scr_height)
 254                 ypos = button_ypos - height;
 255         if (xpos < 0)
 256                 xpos = 0;
 257         if (ypos < 0)
 258                 ypos = 0;
 259
 260         *x = xpos;
 261         *y = ypos;
 262 }
 263
 264 gint menu_find_option_menu_index(GtkOptionMenu *optmenu, gpointer data,
 265                                  GCompareFunc func)
 266 {
 267         GtkWidget *menu;
 268         GtkWidget *menuitem;
 269         gpointer menu_data;
 270         GList *cur;
 271         gint n;
 272
 273         menu = gtk_option_menu_get_menu(optmenu);
 274
 275         for (cur = GTK_MENU_SHELL(menu)->children, n = 0;
 276              cur != NULL; cur = cur->next, n++) {
 277                 menuitem = GTK_WIDGET(cur->data);
 278                 menu_data = gtk_object_get_user_data(GTK_OBJECT(menuitem));
 279                 if (func) {
 280                         if (func(menu_data, data) == 0)
 281                                 return n;
 282                 } else if (menu_data == data)
 283                         return n;
 284         }
 285
 286         return -1;
 287 }
 288
 289 /* call backs for accelerator changes on selected menu items */
 290 static void menu_item_add_accel( GtkWidget *widget, guint accel_signal_id, GtkAccelGroup *accel_group,
 291                                  guint accel_key, GdkModifierType accel_mods, GtkAccelFlags accel_flags,
 292                                  gpointer user_data)
 293 {
 294         GtkWidget *connected = GTK_WIDGET(user_data);
 295         if (gtk_signal_n_emissions_by_name(GTK_OBJECT(widget),"add_accelerator") > 1 ) return;
 296         gtk_widget_remove_accelerators(connected,"activate",FALSE);
 297         /* lock _this_ widget */
 298         gtk_accel_group_lock_entry(accel_group,accel_key,accel_mods);
 299         /* modify the _other_ widget */
 300         gtk_widget_add_accelerator(connected, "activate",
 301                                    gtk_item_factory_from_widget(connected)->accel_group,
 302                                    accel_key, accel_mods,
 303                                    GTK_ACCEL_VISIBLE );
 304         gtk_accel_group_unlock_entry(accel_group,accel_key,accel_mods);
 305 }
 306
 307 static void menu_item_remove_accel(GtkWidget *widget, GtkAccelGroup *accel_group,
 308                                    guint accel_key, GdkModifierType accel_mods,
 309                                    gpointer user_data)
 310 {
 311         GtkWidget *wid = GTK_WIDGET(user_data);
 312
 313         if (gtk_signal_n_emissions_by_name(GTK_OBJECT(widget),
 314             "remove_accelerator") > 2 )
 315                 return;
 316         gtk_widget_remove_accelerators(wid,"activate",FALSE);
 317 }
 318
 319 static void connect_accel_change_signals(GtkWidget* widget, GtkWidget *wid2)
 320 {
 321         gtk_signal_connect_after(GTK_OBJECT(widget), "add_accelerator",
 322                                  menu_item_add_accel, wid2);
 323         gtk_signal_connect_after(GTK_OBJECT(widget), "remove_accelerator",
 324                                  menu_item_remove_accel, wid2);
 325 }
 326
 327 void menu_connect_identical_items(void)
 328 {
 329         gint n;
 330         GtkWidget *item1;
 331         GtkWidget *item2;
 332
 333         static const struct {
 334                 const gchar *path1;
 335                 const gchar *path2;
 336         } pairs[] = {
 337                 {"<Main>/Message/Reply",                        "<SummaryView>/Reply"},
 338                 {"<Main>/Message/Reply to/all",                 "<SummaryView>/Reply to/all"},
 339                 {"<Main>/Message/Reply to/sender",              "<SummaryView>/Reply to/sender"},
 340                 {"<Main>/Message/Reply to/mailing list",        "<SummaryView>/Reply to/mailing list"},
 341                 {"<Main>/Message/Follow-up and reply to",       "<SummaryView>/Follow-up and reply to"},
 342                 {"<Main>/Message/Forward",                      "<SummaryView>/Forward"},
 343                 {"<Main>/Message/Redirect",                     "<SummaryView>/Redirect"},
 344                 {"<Main>/Message/Re-edit",                      "<SummaryView>/Re-edit"},
 345                 {"<Main>/Message/Move...",                      "<SummaryView>/Move..."},
 346                 {"<Main>/Message/Copy...",                      "<SummaryView>/Copy..."},
 347                 {"<Main>/Message/Delete",                       "<SummaryView>/Delete"},
 348                 {"<Main>/Message/Cancel a news message",        "<SummaryView>/Cancel a news message"},
 349                 {"<Main>/Tools/Execute",                        "<SummaryView>/Execute"},
 350                 {"<Main>/Message/Mark/Mark",                    "<SummaryView>/Mark/Mark"},
 351                 {"<Main>/Message/Mark/Unmark",                  "<SummaryView>/Mark/Unmark"},
 352                 {"<Main>/Message/Mark/Mark as unread",          "<SummaryView>/Mark/Mark as unread"},
 353                 {"<Main>/Message/Mark/Mark as read",            "<SummaryView>/Mark/Mark as read"},
 354                 {"<Main>/Message/Mark/Mark all read",           "<SummaryView>/Mark/Mark all read"},
 355                 {"<Main>/Tools/Add sender to address book",     "<SummaryView>/Add sender to address book"},
 356                 {"<Main>/Tools/Create filter rule/Automatically",       "<SummaryView>/Create filter rule/Automatically"},
 357                 {"<Main>/Tools/Create filter rule/by From",     "<SummaryView>/Create filter rule/by From"},
 358                 {"<Main>/Tools/Create filter rule/by To",       "<SummaryView>/Create filter rule/by To"},
 359                 {"<Main>/Tools/Create filter rule/by Subject",  "<SummaryView>/Create filter rule/by Subject"},
 360                 {"<Main>/View/Open in new window",              "<SummaryView>/View/Open in new window"},
 361                 {"<Main>/View/Message source",                  "<SummaryView>/View/Source"},
 362                 {"<Main>/View/Show all headers",                "<SummaryView>/View/All header"},
 363                 {"<Main>/File/Save as...",                      "<SummaryView>/Save as..."},
 364                 {"<Main>/File/Print...",                        "<SummaryView>/Print..."},
 365                 {"<Main>/Edit/Select all",                      "<SummaryView>/Select all"},
 366                 {"<Main>/Edit/Select thread",                   "<SummaryView>/Select thread"}
 367         };
 368
 369         const gint numpairs = sizeof pairs / sizeof pairs[0];
 370         for (n = 0; n < numpairs; n++) {
 371                 /* get widgets from the paths */
 372
 373                 item1 = gtk_item_factory_get_widget
 374                                 (gtk_item_factory_from_path(pairs[n].path1),pairs[n].path1);
 375                 item2 = gtk_item_factory_get_widget
 376                                 (gtk_item_factory_from_path(pairs[n].path2),pairs[n].path2);
 377
 378                 if (item1 && item2) {
 379                         /* connect widgets both ways around */
 380                         connect_accel_change_signals(item2,item1);
 381                         connect_accel_change_signals(item1,item2);
 382                 } else {
 383                         if (!item1) debug_print(" ** Menu item not found: %s\n",pairs[n].path1);
 384                         if (!item2) debug_print(" ** Menu item not found: %s\n",pairs[n].path2);
 385                 }
 386         }
 387 }
 388
 389 void menu_select_by_data(GtkMenu *menu, gpointer data)
 390 {
 391         GList *children, *cur;
 392         GtkWidget *select_item = NULL;
 393
 394         g_return_if_fail(menu != NULL);
 395
 396         children = gtk_container_children(GTK_CONTAINER(menu));
 397
 398         for (cur = children; cur != NULL; cur = g_list_next(cur)) {
 399                 GtkObject *child = GTK_OBJECT(cur->data);
 400
 401                 if (gtk_object_get_user_data(child) == data) {
 402                         select_item = GTK_WIDGET(child);
 403                 }
 404         }
 405         if (select_item != NULL) {
 406                 gtk_menu_shell_select_item(GTK_MENU_SHELL(menu), select_item);
 407                 gtk_menu_shell_activate_item(GTK_MENU_SHELL(menu), select_item, FALSE);
 408         }
 409
 410         g_list_free(children);
 411 }