Golang PanelHolder.Select Examples

Example #1

File: panel_holder.go Project: liulnn/gxui

func beginTabDragging(holder gxui.PanelHolder, panel gxui.Control, name string, window gxui.Window) {
	var mms, mos gxui.EventSubscription
	mms = window.OnMouseMove(func(ev gxui.MouseEvent) {
		for _, c := range gxui.TopControlsUnder(ev.WindowPoint, ev.Window) {
			if over, ok := c.C.(gxui.PanelHolder); ok {
				insertAt := insertIndex(over, c.P)
				if over == holder {
					if insertAt > over.PanelIndex(panel) {
						insertAt--
					}
				}
				holder.RemovePanel(panel)
				holder = over
				holder.AddPanelAt(panel, name, insertAt)
				holder.Select(insertAt)
			}
		}
	})
	mos = window.OnMouseUp(func(gxui.MouseEvent) {
		mms.Unlisten()
		mos.Unlisten()
	})
}