restored track height adjustment using alt-scroll on track headers
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720a9b73a5
commit
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@ -287,6 +287,36 @@ TimeAxisView::show_at (double y, int& nth, VBox *parent)
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bool
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TimeAxisView::controls_ebox_scroll (GdkEventScroll* ev)
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{
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switch (ev->direction) {
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case GDK_SCROLL_UP:
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if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomVerticalModifier)) {
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/* See Editor::_stepping_axis_view for notes on this hack */
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Editor& e = dynamic_cast<Editor&> (_editor);
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if (!e.stepping_axis_view ()) {
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e.set_stepping_axis_view (this);
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}
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e.stepping_axis_view()->step_height (false);
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return true;
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}
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break;
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case GDK_SCROLL_DOWN:
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if (Keyboard::modifier_state_equals (ev->state, Keyboard::ScrollZoomVerticalModifier)) {
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/* See Editor::_stepping_axis_view for notes on this hack */
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Editor& e = dynamic_cast<Editor&> (_editor);
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if (!e.stepping_axis_view ()) {
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e.set_stepping_axis_view (this);
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}
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e.stepping_axis_view()->step_height (true);
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return true;
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}
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break;
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default:
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/* no handling for left/right, yet */
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break;
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}
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/* Just forward to the normal canvas scroll method. The coordinate
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systems are different but since the canvas is always larger than the
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track headers, and aligned with the trackview area, this will work.
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