80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
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#include "check_menu_radio_group.h"
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void check_menu_item_group_handler(GtkCheckMenuItem *item, CheckMenuItemGroupHandlerData *data) {
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bool cancel = false;
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if (data->handler) {
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cancel = data->handler(GTK_WIDGET(item), (gpointer) data->arg);
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}
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GValue value = G_VALUE_INIT;
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g_value_init(&value, G_TYPE_BOOLEAN);
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if (cancel) {
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g_value_set_boolean(&value, false);
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g_object_set_property(G_OBJECT(item), "active", &value);
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}
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else {
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for (unsigned i = 0; i < data->group->count; i++) {
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GtkCheckMenuItem *cur = GTK_CHECK_MENU_ITEM(data->group->items[i]);
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g_value_set_boolean(&value, cur == item);
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g_object_set_property(G_OBJECT(cur), "active", &value);
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}
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}
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}
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CheckMenuItemGroup *check_menu_item_group_new(char **names, char **args) {
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unsigned name_count = 0;
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if (names != NULL) {
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for (char **ptr = names; *ptr != NULL; ptr++, name_count++);
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}
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CheckMenuItemGroup *group = g_malloc0(sizeof(CheckMenuItemGroup));
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group->count = name_count;
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group->items = g_malloc0(sizeof(GtkWidget*) * name_count);
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group->handlers = g_malloc0(sizeof(CheckMenuItemGroupHandlerData*) * name_count);
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for (unsigned i = 0; i < name_count; i++) {
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group->items[i] = gtk_check_menu_item_new_with_label(names[i]);
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group->handlers[i] = g_malloc0(sizeof(CheckMenuItemGroupHandlerData));
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group->handlers[i]->group = group;
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group->handlers[i]->arg = args[i];
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g_signal_connect(group->items[i], "toggled", G_CALLBACK(check_menu_item_group_handler), group->handlers[i]);
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gtk_check_menu_item_set_draw_as_radio(GTK_CHECK_MENU_ITEM(group->items[i]), true);
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}
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return group;
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}
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void check_menu_item_group_activate(CheckMenuItemGroup *group, char *arg) {
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GValue value = G_VALUE_INIT;
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g_value_init(&value, G_TYPE_BOOLEAN);
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g_value_set_boolean(&value, false);
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for (unsigned i = 0; i < group->count; i++) {
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GtkCheckMenuItem *cur = GTK_CHECK_MENU_ITEM(group->items[i]);
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if (g_strcmp0(arg, group->handlers[i]->arg) == 0) {
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gtk_check_menu_item_set_active(cur, true);
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}
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else {
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g_object_set_property(G_OBJECT(cur), "active", &value);
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}
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}
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}
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void check_menu_item_group_connect_toggle_signal(CheckMenuItemGroup *group, bool (*handler)(GtkWidget *, gpointer)) {
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for (unsigned i = 0; i < group->count; i++) {
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group->handlers[i]->handler = handler;
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}
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}
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void check_menu_item_group_insert_into_menu_shell(CheckMenuItemGroup *group, GtkMenuShell *menu_shell, gint position) {
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for (unsigned i = 0; i < group->count; i++) {
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gtk_menu_shell_insert(menu_shell, group->items[i], position + i);
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}
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}
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