Add an "Open With" context menu to browser items
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168
fastiv-browser.c
168
fastiv-browser.c
@ -432,6 +432,167 @@ reload_thumbnails(FastivBrowser *self)
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gtk_widget_queue_resize(GTK_WIDGET(self));
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}
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// --- Context menu-------------------------------------------------------------
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typedef struct _OpenContext {
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GWeakRef widget;
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GFile *file;
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char *content_type;
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GAppInfo *app_info;
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} OpenContext;
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static void
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open_context_notify(gpointer data, G_GNUC_UNUSED GClosure *closure)
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{
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OpenContext *self = data;
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g_weak_ref_clear(&self->widget);
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g_clear_object(&self->app_info);
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g_clear_object(&self->file);
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g_free(self->content_type);
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g_free(self);
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}
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static void
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open_context_launch(GtkWidget *widget, OpenContext *self)
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{
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GdkAppLaunchContext *context =
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gdk_display_get_app_launch_context(gtk_widget_get_display(widget));
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gdk_app_launch_context_set_screen(context, gtk_widget_get_screen(widget));
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gdk_app_launch_context_set_timestamp(context, gtk_get_current_event_time());
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// TODO(p): Display errors.
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GList *files = g_list_append(NULL, self->file);
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if (g_app_info_launch(
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self->app_info, files, G_APP_LAUNCH_CONTEXT(context), NULL)) {
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g_app_info_set_as_last_used_for_type(
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self->app_info, self->content_type, NULL);
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}
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g_list_free(files);
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g_object_unref(context);
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}
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static void
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append_opener(GtkWidget *menu, GAppInfo *opener, const OpenContext *template)
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{
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OpenContext *ctx = g_malloc0(sizeof *ctx);
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g_weak_ref_init(&ctx->widget, NULL);
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ctx->file = g_object_ref(template->file);
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ctx->content_type = g_strdup(template->content_type);
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ctx->app_info = opener;
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// It's documented that we can touch the child, if we want formatting:
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// https://docs.gtk.org/gtk3/class.MenuItem.html
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// XXX: Would g_app_info_get_display_name() be any better?
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gchar *name = g_strdup_printf("Open With %s", g_app_info_get_name(opener));
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GtkWidget *item = gtk_menu_item_new_with_label(name);
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g_free(name);
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g_signal_connect_data(item, "activate", G_CALLBACK(open_context_launch),
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ctx, open_context_notify, 0);
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gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
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}
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static void
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on_chooser_activate(GtkMenuItem *item, gpointer user_data)
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{
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OpenContext *ctx = user_data;
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GtkWindow *window = NULL;
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GtkWidget *widget = g_weak_ref_get(&ctx->widget);
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if (widget) {
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if (GTK_IS_WINDOW((widget = gtk_widget_get_toplevel(widget))))
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window = GTK_WINDOW(widget);
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}
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GtkWidget *dialog = gtk_app_chooser_dialog_new_for_content_type(window,
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GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_MODAL, ctx->content_type);
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if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_OK) {
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ctx->app_info = gtk_app_chooser_get_app_info(GTK_APP_CHOOSER(dialog));
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open_context_launch(GTK_WIDGET(item), ctx);
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}
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gtk_widget_destroy(dialog);
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}
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static gboolean
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destroy_widget_idle_source_func(GtkWidget *widget)
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{
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// The whole menu is deactivated /before/ any item is activated,
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// and a destroyed child item will not activate.
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gtk_widget_destroy(widget);
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return FALSE;
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}
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static void
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show_context_menu(GtkWidget *widget, const char *filename)
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{
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GFile *file = g_file_new_for_path(filename);
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GFileInfo *info = g_file_query_info(file,
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G_FILE_ATTRIBUTE_STANDARD_NAME
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"," G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
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G_FILE_QUERY_INFO_NONE, NULL, NULL);
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if (!info) {
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g_object_unref(file);
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return;
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}
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// This will have no application pre-assigned, for use with GTK+'s dialog.
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OpenContext *ctx = g_malloc0(sizeof *ctx);
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g_weak_ref_init(&ctx->widget, widget);
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ctx->file = file;
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ctx->content_type = g_strdup(g_file_info_get_content_type(info));
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g_object_unref(info);
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GAppInfo *default_ =
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g_app_info_get_default_for_type(ctx->content_type, FALSE);
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GList *recommended = g_app_info_get_recommended_for_type(ctx->content_type);
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GList *fallback = g_app_info_get_fallback_for_type(ctx->content_type);
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GtkWidget *menu = gtk_menu_new();
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if (default_) {
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append_opener(menu, default_, ctx);
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gtk_menu_shell_append(
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GTK_MENU_SHELL(menu), gtk_separator_menu_item_new());
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}
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for (GList *iter = recommended; iter; iter = iter->next) {
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if (g_app_info_should_show(iter->data) &&
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(!default_ || !g_app_info_equal(iter->data, default_)))
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append_opener(menu, iter->data, ctx);
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else
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g_object_unref(iter->data);
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}
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if (recommended) {
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g_list_free(recommended);
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gtk_menu_shell_append(
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GTK_MENU_SHELL(menu), gtk_separator_menu_item_new());
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}
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for (GList *iter = fallback; iter; iter = iter->next) {
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if (g_app_info_should_show(iter->data) &&
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(!default_ || !g_app_info_equal(iter->data, default_)))
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append_opener(menu, iter->data, ctx);
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else
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g_object_unref(iter->data);
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}
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if (fallback) {
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g_list_free(fallback);
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gtk_menu_shell_append(
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GTK_MENU_SHELL(menu), gtk_separator_menu_item_new());
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}
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GtkWidget *item = gtk_menu_item_new_with_label("Open With...");
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g_signal_connect_data(item, "activate", G_CALLBACK(on_chooser_activate),
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ctx, open_context_notify, 0);
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gtk_menu_shell_append(GTK_MENU_SHELL(menu), item);
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// As per GTK+ 3 Common Questions, 1.5.
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g_object_ref_sink(menu);
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g_signal_connect_swapped(menu, "deactivate",
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G_CALLBACK(g_idle_add), destroy_widget_idle_source_func);
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g_signal_connect(menu, "destroy", G_CALLBACK(g_object_unref), NULL);
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gtk_widget_show_all(menu);
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gtk_menu_popup_at_pointer(GTK_MENU(menu), NULL);
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}
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// --- Boilerplate -------------------------------------------------------------
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// TODO(p): For proper navigation, we need to implement GtkScrollable.
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@ -653,8 +814,11 @@ fastiv_browser_button_press_event(GtkWidget *widget, GdkEventButton *event)
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return open_entry(widget, entry, TRUE);
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return FALSE;
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case GDK_BUTTON_SECONDARY:
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// TODO(p): Context menu.
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return FALSE;
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// On X11, after closing the menu, the pointer otherwise remains,
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// no matter what its new location is.
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gdk_window_set_cursor(gtk_widget_get_window(widget), NULL);
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show_context_menu(widget, entry->filename);
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return TRUE;
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default:
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return FALSE;
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}
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6
fastiv.c
6
fastiv.c
@ -438,10 +438,8 @@ on_key_press(G_GNUC_UNUSED GtkWidget *widget, GdkEventKey *event,
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return TRUE;
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case GDK_KEY_F9:
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if (gtk_widget_is_visible(g.browser_sidebar))
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gtk_widget_hide(g.browser_sidebar);
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else
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gtk_widget_show(g.browser_sidebar);
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gtk_widget_set_visible(g.browser_sidebar,
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!gtk_widget_is_visible(g.browser_sidebar));
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return TRUE;
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case GDK_KEY_F11:
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