- //滑动条
- CCControlSlider * slider = CCControlSlider ::create("sliderBg.png","sliderProgress.png","sliderThumb.png");
- slider->setPosition(ccp(200,170));
- // 设置滑动条最大值
- slider->setMaximumValue(100);
- // 设置滑动条最小值
- slider->setMinimumValue(0);
- addChild(slider,921);
- // 设置监听 , 但滑动条的值发生变化后 , 会相应 valueChanged 函数
- //CCControlEventValueChanged值改变
- slider->addTargetWithActionForControlEvents(this,cccontrol_selector(HelloWorld::valueChanged),CCControlEventValueChanged);
- // 用于展示当前滑动条的滑动值
- CCLabelTTF * label = CCLabelTTF ::create();
- label->setColor(ccc3(255,0));
- label->setPosition(ccp(200,200));
-
- label->setString(CCString::createWithFormat("滑动条当前值= %0.02f",slider->getValue())->getCString());
- addChild(label,922);
复制代码
- void HelloWorld::valueChanged()
- {
- // 利用tag 来确定
- CCControlSlider *slider = (CCControlSlider * )this->getChildByTag(921);
- CCLabelTTF * label =(CCLabelTTF * )this->getChildByTag(922);
- label->setString(CCString::createWithFormat("滑动条的当前值 = %.02f",serif; font-size:12px; line-height:1.8em">
- }
原文来自:
http://www.cnblogs.com/linux-ios/archive/2013/04/01/2994570.html (编辑:李大同)
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