当使用GestureDetector更新Widget的大小时,一旦用户到达某个点,您将如何完全退出这个手势?有没有办法告诉颤振停止听这个拖拽手势,即使它仍然被拖动,就好像用户已经从屏幕上移除了他们的手指。
GestureDetector(
onVerticalDragUpdate: (details) {
if(details.globalPosition.dy > 100){
// kill this gesture completely as if the user has removed their finger from the screen
}
})
public var body: some View {
VStack(alignment: .leading){
Text(text)
ForEach(0..<row, id: \.self){ row in
HStack{
ForEach(0..<col, id: \.self){ col in
GrassViewCell(
date: ge
我有以下JS代码片段(使用Raphael lib),但双击不起作用--有人能帮我找出原因吗?
var paper = new Raphael(document.getElementById('canvas_container'), 600, 500);
var shape=[];
var shapefill=[];
shape[1] = paper.path('m150,150 l40,0 l0,20 l-40,0 l0,-20z');
shapefill[1]=toothsurface[1].attr({fill:'#FF33FF'})
sha