/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "mozilla/Types.h" #include <gtk/gtk.h> #include "nsApplicationChooser.h" #include "WidgetUtils.h" #include "nsIMIMEInfo.h" #include "nsIWidget.h" #include "nsCExternalHandlerService.h" #include "nsComponentManagerUtils.h" #include "nsGtkUtils.h" #include "nsPIDOMWindow.h" using namespace mozilla; NS_IMPL_ISUPPORTS(nsApplicationChooser, nsIApplicationChooser) nsApplicationChooser::nsApplicationChooser() { } nsApplicationChooser::~nsApplicationChooser() { } NS_IMETHODIMP nsApplicationChooser::Init(mozIDOMWindowProxy* aParent, const nsACString& aTitle) { NS_ENSURE_TRUE(aParent, NS_ERROR_FAILURE); auto* parent = nsPIDOMWindowOuter::From(aParent); mParentWidget = widget::WidgetUtils::DOMWindowToWidget(parent); mWindowTitle.Assign(aTitle); return NS_OK; } NS_IMETHODIMP nsApplicationChooser::Open(const nsACString& aContentType, nsIApplicationChooserFinishedCallback *aCallback) { MOZ_ASSERT(aCallback); if (mCallback) { NS_WARNING("Chooser is already in progress."); return NS_ERROR_ALREADY_INITIALIZED; } mCallback = aCallback; NS_ENSURE_TRUE(mParentWidget, NS_ERROR_FAILURE); GtkWindow *parent_widget = GTK_WINDOW(mParentWidget->GetNativeData(NS_NATIVE_SHELLWIDGET)); GtkWidget* chooser = gtk_app_chooser_dialog_new_for_content_type(parent_widget, (GtkDialogFlags) (GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT), PromiseFlatCString(aContentType).get()); gtk_app_chooser_dialog_set_heading(GTK_APP_CHOOSER_DIALOG(chooser), mWindowTitle.BeginReading()); NS_ADDREF_THIS(); g_signal_connect(chooser, "response", G_CALLBACK(OnResponse), this); g_signal_connect(chooser, "destroy", G_CALLBACK(OnDestroy), this); gtk_widget_show(chooser); return NS_OK; } /* static */ void nsApplicationChooser::OnResponse(GtkWidget* chooser, gint response_id, gpointer user_data) { static_cast<nsApplicationChooser*>(user_data)->Done(chooser, response_id); } /* static */ void nsApplicationChooser::OnDestroy(GtkWidget *chooser, gpointer user_data) { static_cast<nsApplicationChooser*>(user_data)->Done(chooser, GTK_RESPONSE_CANCEL); } void nsApplicationChooser::Done(GtkWidget* chooser, gint response) { nsCOMPtr<nsILocalHandlerApp> localHandler; nsresult rv; switch (response) { case GTK_RESPONSE_OK: case GTK_RESPONSE_ACCEPT: { localHandler = do_CreateInstance(NS_LOCALHANDLERAPP_CONTRACTID, &rv); if (NS_FAILED(rv)) { NS_WARNING("Out of memory."); break; } GAppInfo *app_info = gtk_app_chooser_get_app_info(GTK_APP_CHOOSER(chooser)); nsCOMPtr<nsIFile> localExecutable; gchar *fileWithFullPath = g_find_program_in_path(g_app_info_get_executable(app_info)); rv = NS_NewNativeLocalFile(nsDependentCString(fileWithFullPath), false, getter_AddRefs(localExecutable)); g_free(fileWithFullPath); if (NS_FAILED(rv)) { NS_WARNING("Cannot create local filename."); localHandler = nullptr; } else { localHandler->SetExecutable(localExecutable); localHandler->SetName(NS_ConvertUTF8toUTF16(g_app_info_get_display_name(app_info))); } g_object_unref(app_info); } break; case GTK_RESPONSE_CANCEL: case GTK_RESPONSE_CLOSE: case GTK_RESPONSE_DELETE_EVENT: break; default: NS_WARNING("Unexpected response"); break; } // A "response" signal won't be sent again but "destroy" will be. g_signal_handlers_disconnect_by_func(chooser, FuncToGpointer(OnDestroy), this); gtk_widget_destroy(chooser); if (mCallback) { mCallback->Done(localHandler); mCallback = nullptr; } NS_RELEASE_THIS(); }