(簡書能不能出個(gè)視頻轉(zhuǎn)換成gif的功能,或者上傳視頻...好吧 好像都不顯示,湊合看吧---示意圖)
需求:視圖可能會(huì)彈在任何頁面上,要求不能阻礙底部視圖的響應(yīng),點(diǎn)擊關(guān)閉按鈕可以關(guān)閉視圖
1.可以禁止視圖的userInteractionEnabled,但是按鈕也要計(jì)算好 也是添加到window上,比較low
2.重寫彈出視圖的hitTest
- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event {
int count = (int)self.subviews.count;
//遍歷子視圖
for (int i = count - 1; i >= 0; i--){
UIView *cV = self.subviews[i];
//轉(zhuǎn)換坐標(biāo)
CGPoint cP =[self convertPoint:point toView:cV];
UIView *fitView =[cV hitTest:cP withEvent:event];
if (fitView) {
return fitView;
}
}
//window會(huì)遍歷到 底部視圖 讓底部視圖響應(yīng)
return nil;
}