mirror of
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122 lines
3.5 KiB
C
122 lines
3.5 KiB
C
/* testvolumebutton.c
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* Copyright (C) 2007 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <gtk/gtk.h>
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static void
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value_changed (GtkWidget *button,
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gdouble volume,
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gpointer user_data)
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{
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g_message ("volume changed to %f", volume);
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}
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static void
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toggle_orientation (GtkWidget *button,
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GtkWidget *scalebutton)
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{
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if (gtk_orientable_get_orientation (GTK_ORIENTABLE (scalebutton)) ==
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GTK_ORIENTATION_HORIZONTAL)
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{
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gtk_orientable_set_orientation (GTK_ORIENTABLE (scalebutton),
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GTK_ORIENTATION_VERTICAL);
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}
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else
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{
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gtk_orientable_set_orientation (GTK_ORIENTABLE (scalebutton),
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GTK_ORIENTATION_HORIZONTAL);
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}
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}
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static void
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response_cb (GtkDialog *dialog,
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gint arg1,
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gpointer user_data)
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{
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gtk_widget_destroy (GTK_WIDGET (dialog));
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}
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static gboolean
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show_error (gpointer data)
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{
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GtkWindow *window = (GtkWindow *) data;
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GtkWidget *dialog;
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g_message ("showing error");
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dialog = gtk_message_dialog_new (window,
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GTK_DIALOG_MODAL,
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GTK_MESSAGE_INFO,
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GTK_BUTTONS_CLOSE,
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"This should have unbroken the grab");
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g_signal_connect (G_OBJECT (dialog),
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"response",
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G_CALLBACK (response_cb), NULL);
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gtk_widget_show (dialog);
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return G_SOURCE_REMOVE;
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}
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int
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main (int argc,
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char **argv)
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{
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GtkWidget *window;
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GtkWidget *button;
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GtkWidget *button2;
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GtkWidget *button3;
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GtkWidget *box;
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GtkWidget *vbox;
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gtk_init ();
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window = gtk_window_new ();
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gtk_window_set_default_size (GTK_WINDOW (window), 400, 300);
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button = gtk_volume_button_new ();
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button2 = gtk_volume_button_new ();
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
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g_signal_connect (G_OBJECT (button), "value-changed",
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G_CALLBACK (value_changed),
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NULL);
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gtk_window_set_child (GTK_WINDOW (window), vbox);
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gtk_container_add (GTK_CONTAINER (vbox), box);
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gtk_container_add (GTK_CONTAINER (box), button);
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gtk_container_add (GTK_CONTAINER (box), button2);
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button3 = gtk_button_new_with_label ("Toggle orientation");
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gtk_container_add (GTK_CONTAINER (box), button3);
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g_signal_connect (G_OBJECT (button3), "clicked",
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G_CALLBACK (toggle_orientation),
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button);
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g_signal_connect (G_OBJECT (button3), "clicked",
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G_CALLBACK (toggle_orientation),
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button2);
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gtk_widget_show (window);
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g_signal_emit_by_name (button, "clicked");
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g_timeout_add (4000, (GSourceFunc) show_error, window);
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while (TRUE)
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g_main_context_iteration (NULL, TRUE);
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return 0;
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}
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