{
GtkRange *range = GTK_RANGE (widget);
GtkRangePrivate *priv = range->priv;
- GdkDevice *device;
+ GdkDevice *device, *source_device;
+ GdkInputSource source;
if (!gtk_widget_has_focus (widget))
gtk_widget_grab_focus (widget);
return FALSE;
device = gdk_event_get_device ((GdkEvent *) event);
+ source_device = gdk_event_get_source_device ((GdkEvent *) event);
+ source = gdk_device_get_source (source_device);
+
priv->mouse_x = event->x;
priv->mouse_y = event->y;
return TRUE;
}
- if (priv->mouse_location == MOUSE_TROUGH &&
+ if (source != GDK_SOURCE_TOUCHSCREEN &&
+ priv->mouse_location == MOUSE_TROUGH &&
event->button == GDK_BUTTON_PRIMARY)
{
/* button 1 steps by page increment, as with button 2 on a stepper
*/
GtkScrollType scroll;
gdouble click_value;
-
+
click_value = coord_to_value (range,
priv->orientation == GTK_ORIENTATION_VERTICAL ?
event->y : event->x);
priv->trough_click_forward = click_value > gtk_adjustment_get_value (priv->adjustment);
range_grab_add (range, device, MOUSE_TROUGH, event->button);
-
+
scroll = range_get_scroll_for_grab (range);
-
+
gtk_range_add_step_timer (range, scroll);
return TRUE;
return TRUE;
}
else if ((priv->mouse_location == MOUSE_TROUGH &&
- event->button == GDK_BUTTON_MIDDLE) ||
+ (source == GDK_SOURCE_TOUCHSCREEN || event->button == GDK_BUTTON_MIDDLE)) ||
priv->mouse_location == MOUSE_SLIDER)
{
gboolean need_value_update = FALSE;
/* Any button can be used to drag the slider, but you can start
* dragging the slider with a trough click using button 2;
- * On button 2 press, we warp the slider to mouse position,
- * then begin the slider drag.
+ * On button 2 press and touch devices, we warp the slider to
+ * mouse position, then begin the slider drag.
*/
- if (event->button == GDK_BUTTON_MIDDLE)
+ if (event->button == GDK_BUTTON_MIDDLE || source == GDK_SOURCE_TOUCHSCREEN)
{
gdouble slider_low_value, slider_high_value, new_value;