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simplified recusrive menus (gtk)

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This commit is contained in:
Serge A. Zaitsev
2017-01-12 12:44:31 +02:00
parent 721107bfee
commit b677473cd4
1 changed files with 27 additions and 57 deletions
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84
tray.h
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@@ -36,6 +36,31 @@ static void _tray_menu_cb(GtkMenuItem *item, gpointer data) {
m->cb(m);
}
static GtkMenuShell *_tray_menu(struct tray_menu *m) {
GtkMenuShell *menu = (GtkMenuShell *)gtk_menu_new();
for (; m != NULL && m->text != NULL; m++) {
GtkWidget *item;
if (strcmp(m->text, "-") == 0) {
item = gtk_separator_menu_item_new();
} else {
if (m->submenu != NULL) {
item = gtk_menu_item_new_with_label(m->text);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), GTK_WIDGET(_tray_menu(m->submenu)));
} else {
item = gtk_check_menu_item_new_with_label(m->text);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(item), !!m->checked);
}
gtk_widget_set_sensitive(item, !m->disabled);
if (m->cb != NULL) {
g_signal_connect(item, "activate", G_CALLBACK(_tray_menu_cb), m);
}
}
gtk_widget_show(item);
gtk_menu_shell_append(menu, item);
}
return menu;
}
static int tray_init(struct tray *tray) {
if (gtk_init_check(0, NULL) == FALSE) {
return -1;
@@ -52,66 +77,11 @@ static int tray_loop(int blocking) {
return loop_result;
}
// recursive proc
static void submenu_update(struct tray_menu *m, GtkWidget *_item,
GtkMenuShell *_submenu) {
GtkMenuShell *submenu;
for (struct tray_menu *s_m = m->submenu; s_m != NULL && s_m->text != NULL;
s_m++) {
GtkWidget *item;
if (s_m->submenu != NULL) {
item = gtk_menu_item_new_with_label(s_m->text);
submenu = (GtkMenuShell *)gtk_menu_new();
gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), (GtkWidget *)submenu);
submenu_update(s_m, item, submenu);
gtk_widget_show(item);
gtk_menu_shell_append(GTK_MENU_SHELL(_submenu), item);
} else if (strcmp(s_m->text, "-") == 0) {
gtk_menu_item_set_submenu(GTK_MENU_ITEM(_item), (GtkWidget *)_submenu);
item = gtk_separator_menu_item_new();
gtk_widget_show(item);
gtk_menu_shell_append(GTK_MENU_SHELL(_submenu), item);
} else {
gtk_menu_item_set_submenu(GTK_MENU_ITEM(_item), (GtkWidget *)_submenu);
item = gtk_check_menu_item_new_with_label(s_m->text);
gtk_widget_set_sensitive(item, !s_m->disabled);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(item), !!s_m->checked);
gtk_widget_show(item);
gtk_menu_shell_append(GTK_MENU_SHELL(_submenu), item);
if (s_m->cb != NULL) {
g_signal_connect(item, "activate", G_CALLBACK(_tray_menu_cb), s_m);
}
}
}
}
static void tray_update(struct tray *tray) {
GtkMenuShell *menu = (GtkMenuShell *)gtk_menu_new();
for (struct tray_menu *m = tray->menu; m != NULL && m->text != NULL; m++) {
GtkWidget *item;
if (m->submenu != NULL) {
GtkMenuShell *submenu = (GtkMenuShell *)gtk_menu_new();
item = gtk_menu_item_new_with_label(m->text);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), (GtkWidget *)submenu);
submenu_update(m, item, submenu);
} else if (strcmp(m->text, "-") == 0) {
item = gtk_separator_menu_item_new();
} else {
item = gtk_check_menu_item_new_with_label(m->text);
gtk_widget_set_sensitive(item, !m->disabled);
gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(item), !!m->checked);
}
gtk_widget_show(item);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
if (m->cb != NULL) {
g_signal_connect(item, "activate", G_CALLBACK(_tray_menu_cb), m);
}
}
app_indicator_set_icon(indicator, tray->icon);
// GTK is all about reference counting, so previous menu should be destroyed
// here
app_indicator_set_menu(indicator, GTK_MENU(menu));
app_indicator_set_menu(indicator, GTK_MENU(_tray_menu(tray->menu)));
}
static void tray_exit() { loop_result = -1; }
@@ -349,4 +319,4 @@ static void tray_update(struct tray *tray) {}
static void tray_exit();
#endif
#endif /* TRAY_H */
#endif /* TRAY_H */