From a1b2225750f5f8e326d5335e0c0d11fffc291a02 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?P=C5=99emysl=20Eric=20Janouch?= Date: Mon, 4 Jul 2022 20:16:18 +0200 Subject: Move the browser's popup menu to its own file --- fiv-context-menu.c | 193 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 193 insertions(+) create mode 100644 fiv-context-menu.c (limited to 'fiv-context-menu.c') diff --git a/fiv-context-menu.c b/fiv-context-menu.c new file mode 100644 index 0000000..387969b --- /dev/null +++ b/fiv-context-menu.c @@ -0,0 +1,193 @@ +// +// fiv-context-menu.c: popup menu +// +// Copyright (c) 2021 - 2022, Přemysl Eric Janouch +// +// Permission to use, copy, modify, and/or distribute this software for any +// purpose with or without fee is hereby granted. +// +// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY +// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION +// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN +// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +// + +#include "config.h" + +#include "fiv-context-menu.h" + +typedef struct _OpenContext { + GWeakRef widget; + GFile *file; + gchar *content_type; + GAppInfo *app_info; +} OpenContext; + +static void +open_context_notify(gpointer data, G_GNUC_UNUSED GClosure *closure) +{ + OpenContext *self = data; + g_weak_ref_clear(&self->widget); + g_clear_object(&self->app_info); + g_clear_object(&self->file); + g_free(self->content_type); + g_free(self); +} + +static void +open_context_launch(GtkWidget *widget, OpenContext *self) +{ + GdkAppLaunchContext *context = + gdk_display_get_app_launch_context(gtk_widget_get_display(widget)); + gdk_app_launch_context_set_screen(context, gtk_widget_get_screen(widget)); + gdk_app_launch_context_set_timestamp(context, gtk_get_current_event_time()); + + // TODO(p): Display errors. + GList *files = g_list_append(NULL, self->file); + if (g_app_info_launch( + self->app_info, files, G_APP_LAUNCH_CONTEXT(context), NULL)) { + g_app_info_set_as_last_used_for_type( + self->app_info, self->content_type, NULL); + } + g_list_free(files); + g_object_unref(context); +} + +static void +append_opener(GtkWidget *menu, GAppInfo *opener, const OpenContext *template) +{ + OpenContext *ctx = g_malloc0(sizeof *ctx); + g_weak_ref_init(&ctx->widget, NULL); + ctx->file = g_object_ref(template->file); + ctx->content_type = g_strdup(template->content_type); + ctx->app_info = opener; + + // On Linux, this prefers the obsoleted X-GNOME-FullName. + gchar *name = + g_strdup_printf("Open With %s", g_app_info_get_display_name(opener)); + + // It's documented that we can touch the child, if we want to use markup. +#if 0 + GtkWidget *item = gtk_menu_item_new_with_label(name); +#else + // GtkImageMenuItem overrides the toggle_size_request class method + // to get the image shown in the "margin"--too much work to duplicate. + G_GNUC_BEGIN_IGNORE_DEPRECATIONS; + + GtkWidget *item = gtk_image_menu_item_new_with_label(name); + GIcon *icon = g_app_info_get_icon(opener); + if (icon) { + GtkWidget *image = gtk_image_new_from_gicon(icon, GTK_ICON_SIZE_MENU); + gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(item), image); + gtk_image_menu_item_set_always_show_image( + GTK_IMAGE_MENU_ITEM(item), TRUE); + } + + G_GNUC_END_IGNORE_DEPRECATIONS; +#endif + + g_free(name); + g_signal_connect_data(item, "activate", G_CALLBACK(open_context_launch), + ctx, open_context_notify, 0); + gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); +} + +static void +on_chooser_activate(GtkMenuItem *item, gpointer user_data) +{ + OpenContext *ctx = user_data; + GtkWindow *window = NULL; + GtkWidget *widget = g_weak_ref_get(&ctx->widget); + if (widget) { + if (GTK_IS_WINDOW((widget = gtk_widget_get_toplevel(widget)))) + window = GTK_WINDOW(widget); + } + + GtkWidget *dialog = gtk_app_chooser_dialog_new_for_content_type(window, + GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_MODAL, ctx->content_type); + if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_OK) { + ctx->app_info = gtk_app_chooser_get_app_info(GTK_APP_CHOOSER(dialog)); + open_context_launch(GTK_WIDGET(item), ctx); + } + gtk_widget_destroy(dialog); +} + +static gboolean +destroy_widget_idle_source_func(GtkWidget *widget) +{ + // The whole menu is deactivated /before/ any item is activated, + // and a destroyed child item will not activate. + gtk_widget_destroy(widget); + return FALSE; +} + +GtkMenu * +fiv_context_menu_new(GtkWidget *widget, GFile *file) +{ + GFileInfo *info = g_file_query_info(file, + G_FILE_ATTRIBUTE_STANDARD_NAME + "," G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE, + G_FILE_QUERY_INFO_NONE, NULL, NULL); + if (!info) + return NULL; + + // This will have no application pre-assigned, for use with GTK+'s dialog. + OpenContext *ctx = g_malloc0(sizeof *ctx); + g_weak_ref_init(&ctx->widget, widget); + ctx->file = g_object_ref(file); + ctx->content_type = g_strdup(g_file_info_get_content_type(info)); + g_object_unref(info); + + GAppInfo *default_ = + g_app_info_get_default_for_type(ctx->content_type, FALSE); + GList *recommended = g_app_info_get_recommended_for_type(ctx->content_type); + GList *fallback = g_app_info_get_fallback_for_type(ctx->content_type); + + GtkWidget *menu = gtk_menu_new(); + if (default_) { + append_opener(menu, default_, ctx); + gtk_menu_shell_append( + GTK_MENU_SHELL(menu), gtk_separator_menu_item_new()); + } + + for (GList *iter = recommended; iter; iter = iter->next) { + if (!default_ || !g_app_info_equal(iter->data, default_)) + append_opener(menu, iter->data, ctx); + else + g_object_unref(iter->data); + } + if (recommended) { + g_list_free(recommended); + gtk_menu_shell_append( + GTK_MENU_SHELL(menu), gtk_separator_menu_item_new()); + } + + for (GList *iter = fallback; iter; iter = iter->next) { + if (!default_ || !g_app_info_equal(iter->data, default_)) + append_opener(menu, iter->data, ctx); + else + g_object_unref(iter->data); + } + if (fallback) { + g_list_free(fallback); + gtk_menu_shell_append( + GTK_MENU_SHELL(menu), gtk_separator_menu_item_new()); + } + + GtkWidget *item = gtk_menu_item_new_with_label("Open With..."); + g_signal_connect_data(item, "activate", G_CALLBACK(on_chooser_activate), + ctx, open_context_notify, 0); + gtk_menu_shell_append(GTK_MENU_SHELL(menu), item); + + // As per GTK+ 3 Common Questions, 1.5. + g_object_ref_sink(menu); + g_signal_connect_swapped(menu, "deactivate", + G_CALLBACK(g_idle_add), destroy_widget_idle_source_func); + g_signal_connect(menu, "destroy", G_CALLBACK(g_object_unref), NULL); + + gtk_widget_show_all(menu); + return GTK_MENU(menu); +} -- cgit v1.2.3