大约有 7,000 项符合查询结果（耗时：0.0182秒） [XML]
FlashLight 拓展：打开/关闭手机手电筒/闪光灯 · App Inventor 2 中文网
...展
打开/关闭手机手电筒/闪光灯。
.aix 拓展下载：
cn.fun123.FlashLight.aix
属性
无
事件
无
方法
IsOn()
获取手电筒当前状态
Off()
关闭手电筒
On()
打开...
Screenshot 拓展：截取手机屏幕 · App Inventor 2 中文网
...
Screenshot 拓展
截取手机屏幕。
.aix 拓展下载：
cn.fun123.Screenshot.aix
属性
FileName
设置截屏图片的名称。
事件
AfterScreenshot(image)
截屏完成后触发此事件，参数给出图...
ImagePicker 图像选择器如何一次选择多张图片？ - App Inventor 2 中文网 -...
...通过拓展解决。
拓展已上线，用法很简单：
拓展下载地址：https://www.fun123.cn/reference/extensions/MultiImagePicker.html
GestureDetector 手势检测拓展：旋转、缩放和滑动手势检测，自定义手势识别...
...图缩放、游戏控制等需要手势交互的场景。
.aix 拓展下载：
cn.fun123.GestureDetector.aix
基本用法
旋转/缩放（绑定到 Canvas）：
在设计器中拖入 Canvas 画布组件
拖入 RotationDetector 或 ScaleDetector 组件
在 Screen...
【解决】Argument (package note-current-block, Unknown, version 0.0) to...
...方法：
升级 AI 伴侣即可：帮助菜单，ai 伴侣信息，扫码下载最新版本升级安装即可。目前最新版已经兼容旧版本 AI 伴侣，已经不再报错，仅新功能不生效。体验新功能建议升级最新版 AI 伴侣哦～
invalid context 0x0 under iOS 7.0 and system degradation
...readed problem, unfortunatelly, each one seems to focus on a specific function call.
26 Answers
...
What's the difference between io.sockets.emit and broadcast?
What's the difference between io.sockets.emit and socket.broadcast.emit? Is it only that broadcast emits to everyone BUT the socket that sends it?
...
How does Duff's device work?
...ce , and I don't get it. I am really interested, but I've read the explanation there a couple of times and I still don't get it how the Duff's device works.
...
What's a simple way to get a text input popup dialog box on an iPhone
...
In iOS 5 there is a new and easy way to this. I'm not sure if the implementation is fully complete yet as it's not a gracious as, say, a UITableViewCell, but it should definitly do the trick as it is now standard supported in th...
iOS 7 UIBarButton back button arrow color
...
To change the back button chevron color for a specific navigation controller*:
self.navigationController.navigationBar.tintColor = [UIColor whiteColor];
*If you are using an app with more than 1 navigation controller, and you want this chevron color to apply to each, you may want to ...