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Thanks to hergertme in irc.gimp.net/#gtk+, we can connect to ::clicked instead of ::toggled for check buttons and check items. This avoids playing the signal blocking game.

This commit is contained in:
Pietro Gagliardi 2015-04-23 16:48:35 -04:00
parent 2688cd48d1
commit 25bd081f71
1 changed files with 2 additions and 21 deletions
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23
new/unix/menu.c
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@ -18,11 +18,8 @@ struct menuItem {
int type;
void (*onClicked)(uiMenuItem *, uiWindow *, void *);
void *onClickedData;
const char *signal;
GCallback signalFunc;
GtkWidget *baseItem; // template for new instances; kept in sync with everything else
GHashTable *uiWindows; // map[GtkMenuItem]uiWindow
GHashTable *checkedSignals; // map[GtkMenuItem]gulong
};
enum {
@ -49,22 +46,17 @@ static void setChecked(struct menuItem *item, gboolean checked)
{
GHashTableIter iter;
gpointer widget;
gulong signal;
// sync it with our template
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(item->baseItem), checked);
// then sync everything else
g_hash_table_iter_init(&iter, item->uiWindows);
while (g_hash_table_iter_next(&iter, &widget, NULL)) {
signal = (gulong) g_hash_table_lookup(item->checkedSignals, widget);
// don't allow toggling to recursively trigger the ::checked signal (or trigger it at all on an explicit call to uiMenuItemSetChecked())
g_signal_handler_block(widget, signal);
while (g_hash_table_iter_next(&iter, &widget, NULL))
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(widget), checked);
g_signal_handler_unblock(widget, signal);
}
}
// TODO change to onNotifyActive
static void onToggled(GtkCheckMenuItem *menuitem, gpointer data)
{
struct menuItem *item = (struct menuItem *) data;
@ -74,10 +66,6 @@ static void onToggled(GtkCheckMenuItem *menuitem, gpointer data)
checked = gtk_check_menu_item_get_active(menuitem);
setChecked(item, checked);
// and finally fire our signal
// once again, do it on /the item that triggered the signal/
onClicked(GTK_MENU_ITEM(menuitem), item);
}
static void defaultOnClicked(uiMenuItem *item, uiWindow *w, void *data)
@ -170,21 +158,16 @@ static uiMenuItem *newItem(struct menu *m, int type, const char *name)
switch (item->type) {
case typeCheckbox:
item->baseItem = gtk_check_menu_item_new_with_label(item->name);
item->signal = "toggled";
item->signalFunc = G_CALLBACK(onToggled);
break;
case typeSeparator:
item->baseItem = gtk_separator_menu_item_new();
break;
default:
item->baseItem = gtk_menu_item_new_with_label(item->name);
item->signal = "activate";
item->signalFunc = G_CALLBACK(onClicked);
break;
}
item->uiWindows = NEWHASH();
item->checkedSignals = NEWHASH();
uiMenuItem(item)->Enable = menuItemEnable;
uiMenuItem(item)->Disable = menuItemDisable;
@ -266,8 +249,6 @@ uiMenu *uiNewMenu(const char *name)
/*
void menuItemDestroy(struct menuItem *item)
{
// TODO check that item->checkedSignals is empty
g_hash_table_destroy(item->checkedSignals);
// TODO checck that item->uiWindows is empty
g_hash_table_destroy(item->uiWindows);
gtk_widget_destroy(item->baseItem);