Add a test client for file transfer portal

tests/meson.build

@@ -36,7 +36,7 @@ gtk_tests = [
   ['testcombo'],
   ['testcombochange'],
   ['testdialog'],
-  ['testdnd'],
+  ['testdnd2'],
   ['testellipsise'],
   ['testemblems'],
   ['testentrycompletion'],
@@ -45,6 +45,7 @@ gtk_tests = [
   ['testexpander'],
   ['testfilechooserbutton'],
   ['testfilechooser'],
+  ['testfileportal'],
   ['testflowbox'],
   ['testfontchooser'],
   ['testfontoptions'],

tests/testfileportal.c

@@ -0,0 +1,130 @@
+/* simple.c
+ * Copyright (C) 1997  Red Hat, Inc
+ * Author: Elliot Lee
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+#include "config.h"
+#include <gtk/gtk.h>
+
+static void
+drag_begin_cb (GtkWidget      *widget,
+               GdkDragContext *context,
+               gpointer        data)
+{
+  char **uris;
+  char *cwd;
+
+  cwd = g_get_current_dir ();
+  uris = g_new0 (char *, 2);
+  uris[0] = g_strconcat ("file://", cwd, "/README.md", NULL);
+  g_free (cwd);
+
+  g_signal_handlers_disconnect_by_func (widget, drag_begin_cb, NULL);
+  gtk_drag_set_icon_default (context);
+
+  g_object_set_data_full (G_OBJECT (widget), "uris", g_strdupv ((char **)uris), (GDestroyNotify) g_strfreev);
+}
+
+static void
+drag_data_get (GtkWidget        *widget,
+               GdkDragContext   *context,
+               GtkSelectionData *selection,
+               unsigned int      target_info,
+               unsigned int      time,
+               gpointer          data)
+{
+  char **uris = (char **)g_object_get_data (G_OBJECT (widget), "uris");
+
+  gtk_selection_data_set_uris (selection, uris);
+
+  g_object_set_data (G_OBJECT (widget), "uris", NULL);
+}
+
+static void
+drag_data_received (GtkWidget        *widget,
+                    GdkDragContext   *context,
+                    int               x,
+                    int               y,
+                    GtkSelectionData *selection_data,
+                    unsigned int      info,
+                    unsigned int      time,
+                    gpointer          user_data)
+{
+  GtkLabel *label = user_data;
+  char **uris;
+
+  uris = gtk_selection_data_get_uris (selection_data);
+
+  if (uris)
+    {
+      gtk_label_set_label (label, uris[0]);
+      g_strfreev (uris);
+    }
+}
+
+int
+main (int argc, char *argv[])
+{
+  GtkWidget *window, *label, *eventbox, *box;
+  GtkTargetEntry targets[] = {
+    { "application/vnd.portal.files", 0, 0 },
+  };
+
+  gtk_init (&argc, &argv);
+
+  window = g_object_connect (g_object_new (gtk_window_get_type (),
+                                           "type", GTK_WINDOW_TOPLEVEL,
+                                           "title", "hello world",
+                                           "resizable", FALSE,
+                                           "border_width", 10,
+                                           NULL),
+                             "signal::destroy", gtk_main_quit, NULL,
+                             NULL);
+
+  box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+  gtk_widget_show (box);
+  gtk_container_add (GTK_CONTAINER (window), box);
+
+  eventbox = gtk_event_box_new ();
+  gtk_container_add (GTK_CONTAINER (box), eventbox);
+  gtk_widget_show (eventbox);
+  gtk_event_box_set_above_child (GTK_EVENT_BOX (eventbox), TRUE);
+
+  label = gtk_label_new ("drag me");
+  gtk_container_add (GTK_CONTAINER (eventbox), label);
+
+  gtk_drag_source_set (eventbox, GDK_BUTTON1_MASK, targets, G_N_ELEMENTS (targets), GDK_ACTION_COPY);
+  g_signal_connect (eventbox, "drag-begin", G_CALLBACK (drag_begin_cb), NULL);
+  g_signal_connect (eventbox, "drag-data-get", G_CALLBACK (drag_data_get), NULL);
+  gtk_widget_show (label);
+
+  eventbox = gtk_event_box_new ();
+  gtk_container_add (GTK_CONTAINER (box), eventbox);
+  gtk_widget_show (eventbox);
+  gtk_event_box_set_above_child (GTK_EVENT_BOX (eventbox), TRUE);
+
+  label = gtk_label_new ("drop here");
+  gtk_widget_show (label);
+  gtk_container_add (GTK_CONTAINER (eventbox), label);
+  gtk_drag_dest_set (eventbox, GTK_DEST_DEFAULT_ALL, targets, G_N_ELEMENTS (targets), GDK_ACTION_COPY);
+
+  g_signal_connect (eventbox, "drag-data-received", G_CALLBACK (drag_data_received), label);
+
+  gtk_widget_show (window);
+
+  gtk_main ();
+
+  return 0;
+}