diff options
Diffstat (limited to 'module/appmenu.c')
| -rw-r--r-- | module/appmenu.c | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/module/appmenu.c b/module/appmenu.c new file mode 100644 index 0000000..a73846a --- /dev/null +++ b/module/appmenu.c @@ -0,0 +1,222 @@ +#include <string.h> + +#include "appmenu.h" +#include "data.h" +#include "menuitem-proxy.h" + +typedef enum _AppMenuRole { + APP_MENU_ROLE_NONE = 0, + APP_MENU_ROLE_ABOUT, + APP_MENU_ROLE_PREFERENCES, + APP_MENU_ROLE_QUIT, + APP_MENU_ROLE_MAX +} AppMenuRole; + +static AppMenuRole detect_role_by_stock(const gchar *stock_id) +{ + if (g_strcmp0(stock_id, GTK_STOCK_PREFERENCES) == 0) { + return APP_MENU_ROLE_PREFERENCES; + } else if (g_strcmp0(stock_id, GTK_STOCK_QUIT) == 0) { + return APP_MENU_ROLE_QUIT; + } else if (g_strcmp0(stock_id, GTK_STOCK_ABOUT) == 0) { + return APP_MENU_ROLE_ABOUT; + } else { + return APP_MENU_ROLE_NONE; + } +} + +static AppMenuRole detect_item_role(GtkMenuItem *item) +{ + if (GTK_IS_IMAGE_MENU_ITEM(item)) { + GtkImageMenuItem *iitem = GTK_IMAGE_MENU_ITEM(item); + if (gtk_image_menu_item_get_use_stock(iitem)) { + return detect_role_by_stock(gtk_menu_item_get_label(item)); + } else { + GtkWidget *iwidget = gtk_image_menu_item_get_image(iitem); + if (GTK_IS_IMAGE(iwidget)) { + GtkImage *image = GTK_IMAGE(iwidget); + if (gtk_image_get_storage_type(image) == GTK_IMAGE_STOCK) { + gchar *stock_id; + GtkIconSize icon_size; + gtk_image_get_stock(image, &stock_id, &icon_size); + return detect_role_by_stock(stock_id); + } + } + } + } + + return APP_MENU_ROLE_NONE; +} + +static void handle_default_quit(GtkMenuItem *item, gpointer user_data) +{ + gtk_main_quit(); +} + +static GtkMenuItem *create_separator() +{ + GtkWidget *sep = gtk_separator_menu_item_new(); + gtk_widget_show(sep); + return GTK_MENU_ITEM(sep); +} + +static GtkMenuItem *create_default_exit() +{ + GtkMenuItem *item = GTK_MENU_ITEM(gtk_image_menu_item_new_from_stock(GTK_STOCK_QUIT, NULL)); + g_signal_connect(item, "activate", G_CALLBACK(handle_default_quit), NULL); + gtk_widget_show_all(GTK_WIDGET(item)); + return item; +} + +static gint get_role_position(AppMenu *self, AppMenuRole role) +{ + gint position = 0; + switch (role) { + case APP_MENU_ROLE_MAX: + if (self->quit_item) position++; + if (self->sep1_item) position++; + case APP_MENU_ROLE_QUIT: + if (self->prefs_item) position++; + case APP_MENU_ROLE_PREFERENCES: + if (self->about_item) position++; + case APP_MENU_ROLE_ABOUT: + break; + default: + g_warn_if_reached(); + break; + } + return position; +} + +static void set_item_for_role(AppMenu *self, GtkMenuItem *item, AppMenuRole role) +{ + g_return_if_fail(role != APP_MENU_ROLE_NONE); + + switch (role) { + case APP_MENU_ROLE_ABOUT: + if (self->about_item) { + gtk_widget_destroy(GTK_WIDGET(self->about_item)); + self->about_item = NULL; + } + if (item) { + if (self->quit_item && !self->sep1_item) { + self->sep1_item = create_separator(); + gtk_menu_shell_insert(GTK_MENU_SHELL(self->menu), + GTK_WIDGET(self->sep1_item), + get_role_position(self, APP_MENU_ROLE_QUIT)); + } + self->about_item = item; + gtk_menu_shell_insert(GTK_MENU_SHELL(self->menu), + GTK_WIDGET(self->about_item), + get_role_position(self, APP_MENU_ROLE_ABOUT)); + } + break; + case APP_MENU_ROLE_PREFERENCES: + if (self->prefs_item) { + gtk_widget_destroy(GTK_WIDGET(self->prefs_item)); + self->prefs_item = NULL; + } + if (item) { + if (self->quit_item && !self->sep1_item) { + self->sep1_item = create_separator(); + gtk_menu_shell_insert(GTK_MENU_SHELL(self->menu), + GTK_WIDGET(self->sep1_item), + get_role_position(self, APP_MENU_ROLE_QUIT)); + } + self->prefs_item = item; + gtk_menu_shell_insert(GTK_MENU_SHELL(self->menu), + GTK_WIDGET(self->prefs_item), + get_role_position(self, APP_MENU_ROLE_PREFERENCES)); + } + break; + case APP_MENU_ROLE_QUIT: + if (self->quit_item) { + gtk_widget_destroy(GTK_WIDGET(self->quit_item)); + self->quit_item = NULL; + } + if (item) { + if ((self->about_item || self->prefs_item) && !self->sep1_item) { + self->sep1_item = create_separator(); + gtk_menu_shell_insert(GTK_MENU_SHELL(self->menu), + GTK_WIDGET(self->sep1_item), + get_role_position(self, APP_MENU_ROLE_QUIT)); + } + self->quit_item = item; + gtk_menu_shell_insert(GTK_MENU_SHELL(self->menu), + GTK_WIDGET(self->quit_item), + get_role_position(self, APP_MENU_ROLE_QUIT) + 1); + } + break; + default: + g_warn_if_reached(); + } +} + +GtkWidget * topmenu_appmenu_build(AppMenu *self) +{ + self->menu = GTK_MENU(gtk_menu_new()); + + return GTK_WIDGET(self->menu); +} + +typedef struct _MenuScanData +{ + AppMenu *appmenu; + gint depth; +} MenuScanData; + +static void appmenu_scan_cb(GtkWidget *widget, gpointer user_data) +{ + MenuScanData *data = user_data; + g_return_if_fail(GTK_IS_MENU_ITEM(widget)); + + GtkMenuItem *item = GTK_MENU_ITEM(widget); + GtkWidget *submenu = gtk_menu_item_get_submenu(item); + + if (!submenu) { + MenuItemData *item_data = topmenu_get_menu_item_data(item); + if (item_data && item_data->proxy) { + submenu = gtk_menu_item_get_submenu(item_data->proxy); + } + } + + if (submenu) { + data->depth--; + if (data->depth >= 0) { + g_warn_if_fail(GTK_IS_CONTAINER(submenu)); + gtk_container_foreach(GTK_CONTAINER(submenu), appmenu_scan_cb, data); + } + data->depth++; + } else { + AppMenuRole role = detect_item_role(item); + if (role != APP_MENU_ROLE_NONE) { + GtkMenuItem *proxy = topmenu_create_proxy_menu_item(item); + set_item_for_role(data->appmenu, proxy, role); + } + } +} + +void topmenu_appmenu_scan_for_items(AppMenu *self, GtkMenuShell *menu_shell) +{ + g_return_if_fail(GTK_IS_MENU(self->menu)); + + MenuScanData data; + data.appmenu = self; + data.depth = 1; + gtk_container_foreach(GTK_CONTAINER(menu_shell), appmenu_scan_cb, &data); + + // Create default items + if (!self->quit_item) { + GtkMenuItem *item = create_default_exit(); + set_item_for_role(self, item, APP_MENU_ROLE_QUIT); + } +} + +void topmenu_appmenu_destroy(AppMenu *self) +{ + if (self->menu) { + gtk_widget_destroy(GTK_WIDGET(self->menu)); + self->menu = NULL; + } + memset(self, 0, sizeof(AppMenu)); +} |