demo8.lua

cegui界面库

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-- Start of handler functions
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-- Alpha slider handler (not used!)
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function sliderHandler(args)
	CEGUI.System:getSingleton():getGUISheet():setAlpha(CEGUI.toSlider(CEGUI.toWindowEventArgs(args).window):getCurrentValue())
end

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-- Handler to slide pane
--
-- Here we move the 'Demo8' sheet window
-- and re-position the scrollbar
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function panelSlideHandler(args)
	local scroller = CEGUI.toScrollbar(CEGUI.toWindowEventArgs(args).window)
	local demoWnd = CEGUI.WindowManager:getSingleton():getWindow("Demo8")

    local relHeight = demoWnd:getHeight():asRelative(demoWnd:getParentPixelHeight())

	scroller:setPosition(CEGUI.UVector2(CEGUI.UDim(0,0), CEGUI.UDim(scroller:getScrollPosition() / relHeight,0)))
	demoWnd:setPosition(CEGUI.UVector2(CEGUI.UDim(0,0), CEGUI.UDim(-scroller:getScrollPosition(),0)))
end

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-- Handler to set preview colour when
-- colour selector scrollers change
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function colourChangeHandler(args)
	local winMgr = CEGUI.WindowManager:getSingleton()
	
	local r = CEGUI.toScrollbar(winMgr:getWindow("Demo8/Window1/Controls/Red")):getScrollPosition()
	local g = CEGUI.toScrollbar(winMgr:getWindow("Demo8/Window1/Controls/Green")):getScrollPosition()
	local b = CEGUI.toScrollbar(winMgr:getWindow("Demo8/Window1/Controls/Blue")):getScrollPosition()
	local col = CEGUI.colour:new_local(r, g, b, 1)
    local crect = CEGUI.ColourRect(col)

	winMgr:getWindow("Demo8/Window1/Controls/ColourSample"):setProperty("ImageColours", CEGUI.PropertyHelper:colourRectToString(crect))
end


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-- Handler to add an item to the box
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function addItemHandler(args)
	local winMgr = CEGUI.WindowManager:getSingleton()

	local text = winMgr:getWindow("Demo8/Window1/Controls/Editbox"):getText()
	local cols = CEGUI.PropertyHelper:stringToColourRect(winMgr:getWindow("Demo8/Window1/Controls/ColourSample"):getProperty("ImageColours"))

	local newItem = CEGUI.createListboxTextItem(text, 0, nil, false, true)
	newItem:setSelectionBrushImage("TaharezLook", "MultiListSelectionBrush")
	newItem:setSelectionColours(cols)

	CEGUI.toListbox(winMgr:getWindow("Demo8/Window1/Listbox")):addItem(newItem)
end

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-- Script Entry Point
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local guiSystem = CEGUI.System:getSingleton()
local schemeMgr = CEGUI.SchemeManager:getSingleton()
local winMgr = CEGUI.WindowManager:getSingleton()

-- load our demo8 scheme
schemeMgr:loadScheme("Demo8.scheme");
-- load our demo8 window layout
local root = winMgr:loadWindowLayout("Demo8.layout")
-- set the layout as the root
guiSystem:setGUISheet(root)
-- set default mouse cursor
guiSystem:setDefaultMouseCursor("TaharezLook", "MouseArrow")
-- set the Tooltip type
guiSystem:setDefaultTooltip("TaharezLook/Tooltip")

-- subscribe required events
winMgr:getWindow("Demo8/ViewScroll"):subscribeEvent("ScrollPosChanged", "panelSlideHandler")
winMgr:getWindow("Demo8/Window1/Controls/Blue"):subscribeEvent("ScrollPosChanged", "colourChangeHandler")
winMgr:getWindow("Demo8/Window1/Controls/Red"):subscribeEvent("ScrollPosChanged", "colourChangeHandler")
winMgr:getWindow("Demo8/Window1/Controls/Green"):subscribeEvent("ScrollPosChanged", "colourChangeHandler")
winMgr:getWindow("Demo8/Window1/Controls/Add"):subscribeEvent("Clicked", "addItemHandler")