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playback/player: gtk-play: handle keys

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Add a mplayer alike key-binding.
This commit is contained in:
Víctor Manuel Jáquez Leal 2015-07-08 20:56:47 +02:00 committed by Sebastian Dröge
parent 64a73ff36b
commit a8bb7e0199
1 changed files with 147 additions and 0 deletions
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147
playback/player/gtk/gtk-play.c
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@ -207,6 +207,147 @@ gtk_play_set_rate (GtkPlay * play, gdouble step)
}
}
static inline void
seekbar_add_delta (GtkPlay *play, gint delta_sec)
{
gdouble value = gtk_range_get_value (GTK_RANGE (play->seekbar));
gtk_range_set_value (GTK_RANGE (play->seekbar), value + delta_sec);
}
/* this mapping follow the mplayer key-bindings */
static gboolean
key_press_event_cb (GtkWidget * widget, GdkEventKey * event, gpointer data)
{
GtkPlay *play = (GtkPlay *) widget;
if (event->state != 0 &&
((event->state & GDK_CONTROL_MASK) || (event->state & GDK_MOD1_MASK) ||
(event->state & GDK_MOD3_MASK) || (event->state & GDK_MOD4_MASK)))
return FALSE;
if (event->type != GDK_KEY_PRESS)
return FALSE;
switch (event->keyval) {
case GDK_KEY_KP_Right:
case GDK_KEY_Right: {
/* seek forward 10 seconds */
seekbar_add_delta (play, 10);
break;
}
case GDK_KEY_KP_Left:
case GDK_KEY_Left: {
/* seek backward 10 seconds */
seekbar_add_delta (play, -10);
break;
}
case GDK_KEY_KP_Up:
case GDK_KEY_Up: {
/* seek forward 1 minute */
seekbar_add_delta (play, 60);
break;
}
case GDK_KEY_KP_Down:
case GDK_KEY_Down: {
/* seek backward 1 minute */
seekbar_add_delta (play, -60);
break;
}
case GDK_KEY_KP_Page_Up:
case GDK_KEY_Page_Up: {
/* Seek forward 10 minutes */
seekbar_add_delta (play, 600);
break;
}
case GDK_KEY_KP_Page_Down:
case GDK_KEY_Page_Down: {
/* Seek backward 10 minutes */
seekbar_add_delta (play, -600);
break;
}
case GDK_KEY_bracketleft: {
/* Decrease current playback speed by 10% */
gtk_play_set_rate (play, -0.1);
break;
}
case GDK_KEY_bracketright: {
/* Increase current playback speed by 10% */
gtk_play_set_rate (play, 0.1);
break;
break;
}
case GDK_KEY_braceleft: {
/* Decrease current playback speed by 10% */
gtk_play_set_rate (play, -1.0);
break;
}
case GDK_KEY_braceright: {
/* Increase current playback speed by 10% */
gtk_play_set_rate (play, 1.0);
break;
}
case GDK_KEY_BackSpace: {
/* Reset playback speed to normal */
gdouble val = gst_player_get_rate (play->player);
gtk_play_set_rate (play, 1.0 - val);
break;
}
case GDK_KEY_less: {
/* Go backward in the playlist */
if (g_list_previous (play->current_uri))
gtk_button_clicked (GTK_BUTTON (play->prev_button));
break;
}
case GDK_KEY_Return:
case GDK_KEY_greater: {
/* Go forward in the playlist */
if (g_list_next (play->current_uri))
gtk_button_clicked (GTK_BUTTON (play->next_button));
break;
}
case GDK_KEY_KP_9:
case GDK_KEY_9: {
/* Increase volume */
gdouble volume = gst_player_get_volume (play->player);
gtk_scale_button_set_value (GTK_SCALE_BUTTON (play->volume_button),
volume * 1.10);
break;
}
case GDK_KEY_KP_0:
case GDK_KEY_0: {
/* Decrease volume */
gdouble volume = gst_player_get_volume (play->player);
gtk_scale_button_set_value (GTK_SCALE_BUTTON (play->volume_button),
volume * 0.9);
break;
}
case GDK_KEY_m: {
/* Mute sound */
gboolean mute = gst_player_get_mute (play->player);
gst_player_set_mute (play->player, !mute);
break;
}
case GDK_KEY_f: {
/* Toggle fullscreen */
GtkToggleButton *fs = GTK_TOGGLE_BUTTON (play->fullscreen_button);
gboolean active = !gtk_toggle_button_get_active (fs);
gtk_toggle_button_set_active (fs, active);
break;
}
case GDK_KEY_p:
case GDK_KEY_space:
/* toggle pause/play */
gtk_button_clicked (GTK_BUTTON (play->play_pause_button));
break;
case GDK_KEY_q:
case GDK_KEY_Escape:
default:
break;
}
return FALSE;
}
G_MODULE_EXPORT void
rewind_button_clicked_cb (GtkButton * button, GtkPlay * play)
{
@ -1257,6 +1398,12 @@ create_ui (GtkPlay * play)
g_signal_connect (G_OBJECT (play), "delete-event",
G_CALLBACK (delete_event_cb), play);
gtk_widget_set_events (GTK_WIDGET (play),
GDK_KEY_RELEASE_MASK | GDK_KEY_PRESS_MASK);
g_signal_connect (G_OBJECT (play), "key-press-event",
G_CALLBACK (key_press_event_cb), NULL);
set_title (play, APP_NAME);
gtk_application_add_window (GTK_APPLICATION (g_application_get_default ()),
GTK_WINDOW (play));