Amebis/wxWidgets
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Fix horizontal mouse wheel scrolling in wxGTK.

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Change the value of the appropriate adjustment instead of always using the
vertical one.

Closes #15469.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@74764 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2013-09-06 00:20:06 +00:00
parent 41fbdcedbb
commit 6ba718d7ae
2 changed files with 19 additions and 2 deletions
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20
src/gtk/window.cpp
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@@ -1693,13 +1693,29 @@ window_scroll_event(GtkWidget*, GdkEventScroll* gdk_event, wxWindow* win)
if (win->GTKProcessEvent(event))
return TRUE;
GtkRange *range = win->m_scrollBar[wxWindow::ScrollDir_Vert];
GtkRange *range;
switch (gdk_event->direction)
{
case GDK_SCROLL_UP:
case GDK_SCROLL_DOWN:
range = win->m_scrollBar[wxWindow::ScrollDir_Vert];
break;
case GDK_SCROLL_LEFT:
case GDK_SCROLL_RIGHT:
range = win->m_scrollBar[wxWindow::ScrollDir_Horz];
break;
default:
return false;
}
if (range && gtk_widget_get_visible(GTK_WIDGET(range)))
{
GtkAdjustment* adj = gtk_range_get_adjustment(range);
double delta = gtk_adjustment_get_step_increment(adj) * 3;
if (gdk_event->direction == GDK_SCROLL_UP)
if (gdk_event->direction == GDK_SCROLL_UP ||
gdk_event->direction == GDK_SCROLL_LEFT)
delta = -delta;
gtk_range_set_value(range, gtk_adjustment_get_value(adj) + delta);