各类监听时间整理

键盘监听事件

        local function onKeyReleased(keyCode, event)
            local label = event:getCurrentTarget()
            if keyCode == cc.KeyCode.KEY_BACK then
                label:setString("BACK clicked!")
            elseif keyCode == cc.KeyCode.KEY_MENU  then
                label:setString("MENU clicked!")
            end
        end

        local listener = cc.EventListenerKeyboard:create()
        listener:registerScriptHandler(onKeyReleased, cc.Handler.EVENT_KEYBOARD_RELEASED )

        local eventDispatcher = layer:getEventDispatcher()
        eventDispatcher:addEventListenerWithSceneGraphPriority(listener, labelTip)

焦点监听

            local function onFocusChanged(widgetLostFocus,widgetGetFocus)
                if nil ~= widgetGetFocus and widgetGetFocus:isFocusEnabled() then
                    widgetGetFocus:setColor(cc.c3b(255, 0, 0))
                end

                if nil ~= widgetLostFocus and widgetLostFocus:isFocusEnabled() then
                    widgetLostFocus:setColor(cc.c3b(255, 255, 255))
                end

                if nil ~= widgetLostFocus and nil ~= widgetGetFocus then
                    print(string.format("on focus change, %d widget get focus, %d widget lose focus", widgetGetFocus:getTag(),  widgetLostFocus:getTag()))
                end
            end

            local eventListener = cc.EventListenerFocus:create()
            eventListener:registerScriptHandler(onFocusChanged)
            local eventDispatcher = self:getEventDispatcher()
            eventDispatcher:addEventListenerWithFixedPriority(eventListener, 1)

触摸监听事件

    local function onTouchesEnded(touches, event)
        local count = table.getn(touches)
        for i = 1, count do
            local location = touches[i]:getLocation()
            for j = 1,3 do
                local node = ConvertToNode_layer:getChildByTag(100 + i - 1)
                local p1, p2
                p1 = node:convertToNodeSpaceAR(location)
                p2 = node:convertToNodeSpace(location)

                cclog("AR: x=" .. p1.x .. ", y=" .. p1.y .. " -- Not AR: x=" .. p2.x .. ", y=" .. p2.y)
            end
        end
    end

    local listener = cc.EventListenerTouchAllAtOnce:create()
    listener:registerScriptHandler(onTouchesEnded,cc.Handler.EVENT_TOUCHES_ENDED )
    local eventDispatcher = ConvertToNode_layer:getEventDispatcher()
    eventDispatcher:addEventListenerWithSceneGraphPriority(listener, ConvertToNode_layer)

单点触摸监听

    local function onTouchBegan(touch, event)
        return true
    end

    local function onTouchMoved(touch, event)
        if item ~= nil then
            item:removeFromParent(true)
            --item:release()
            --item = nil
        end
    end

    local listener = cc.EventListenerTouchOneByOne:create()
    listener:registerScriptHandler(onTouchBegan,cc.Handler.EVENT_TOUCH_BEGAN )
    listener:registerScriptHandler(onTouchMoved,cc.Handler.EVENT_TOUCH_MOVED )
    local eventDispatcher = ret:getEventDispatcher()
    eventDispatcher:addEventListenerWithFixedPriority(listener, -129)

场景层进出事件监听

    local function onNodeEvent(event)
        if event == "exit" then
           ret:getEventDispatcher():removeEventListener(listener)
        end
    end

    ret:registerScriptHandler(onNodeEvent)

菜单相应事件

    -- Font Item
    local  spriteNormal = cc.Sprite:create(s_MenuItem, cc.rect(0,23*2,115,23))
    local  spriteSelected = cc.Sprite:create(s_MenuItem, cc.rect(0,23*1,115,23))
    local  spriteDisabled = cc.Sprite:create(s_MenuItem, cc.rect(0,23*0,115,23))

    local  item1 = cc.MenuItemSprite:create(spriteNormal, spriteSelected, spriteDisabled)

    local function menuCallback(sender)
        cclog("menuCallback...")
        ret:getParent():switchTo(1)
    end

    item1:registerScriptTapHandler(menuCallback)
    -- Image Item
    local function menuCallback2(sender)
        ret:getParent():switchTo(2)
    end

    local  item2 = cc.MenuItemImage:create(s_SendScore, s_PressSendScore)
    item2:registerScriptTapHandler(menuCallback2)

UI控件监听

            local function percentChangedEvent(sender,eventType)
                if eventType == ccui.SliderEventType.percentChanged then
                    local slider = sender
                    local percent = "Percent " .. slider:getPercent()
                    self._displayValueLabel:setString(percent)
                end
            end

            local slider = ccui.Slider:create()
            slider:setTouchEnabled(true)
            slider:loadBarTexture("cocosui/sliderTrack2.png")
            slider:loadSlidBallTextures("cocosui/sliderThumb.png", "cocosui/sliderThumb.png", "")
            slider:loadProgressBarTexture("cocosui/slider_bar_active_9patch.png")
            slider:setScale9Enabled(true)
            slider:setCapInsets(cc.rect(0, 0, 0, 0))
            slider:setContentSize(cc.size(250, 10))
            slider:setPosition(cc.p(widgetSize.width / 2.0, widgetSize.height / 2.0))
            slider:addEventListener(percentChangedEvent)

动画事件监听

    local function animationEvent(armatureBack,movementType,movementID)
        local id = movementID
        if movementType == ccs.MovementEventType.loopComplete then
            if id == "Fire" then
                local actionToRight = cc.MoveTo:create(2, cc.p(VisibleRect:right().x - 50, VisibleRect:right().y))
                armatureBack:stopAllActions()
                armatureBack:runAction(cc.Sequence:create(actionToRight,cc.CallFunc:create(callback1)))
                armatureBack:getAnimation():play("Walk")
            elseif id == "FireMax" then
                local actionToLeft = cc.MoveTo:create(2, cc.p(VisibleRect:left().x + 50, VisibleRect:left().y))
                armatureBack:stopAllActions()
                armatureBack:runAction(cc.Sequence:create(actionToLeft, cc.CallFunc:create(callback2)))
                armatureBack:getAnimation():play("Walk")
            end
        end
    end

    armature:getAnimation():setMovementEventCallFunc(animationEvent)