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App Inventor 2 复制屏幕功能,界面设计更便捷,避免误删组件 · App Inventor 2 中文网

...捷,避免误删组件 1、Screen1屏幕上有若干组件、及一个SQLite拓展: 2、点击工具栏上的“复制屏幕”按钮,输入新屏幕名称: 3、复制后的Screen2: 4、代码块也一并成功复制,且代码块中的...
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App Inventor 2 控制代码块 · App Inventor 2 中文网

...结果(evaluate but ignore result) 打开另一屏幕(open another screen) 打开另一屏幕并传值(open another screen with start value) 获取初始文本值(get plain start text) 获取初始值(get start value) 关闭屏幕(close screen) 关闭屏幕并返...
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指定组件的大小 · App Inventor 2 中文网

... fill the space available. Size specified in pixels Size in percent of Screen (not available for all components) Since not all Android devices have the same screen size, it’s good to avoid specifying sizes numerically as pixels if possible. The notions of Automatic and Fill parent carry ov...
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App Inventor 2 中的响应式设计 · App Inventor 2 中文网

...icky issue in designing apps is making apps that look good on devices with screens of differing sizes. For example, apps designed for a given phone should also look good on tablets or phones with a different screen size. Making apps that have this property is called responsive design. A common ap...
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App Inventor 2 实现商业级APP启动屏幕效果(SplashScreen) · App Inventor 2 中文网

... App Inventor 2 实现商业级APP启动屏幕效果(SplashScreen) 启动屏幕效果 实现原理 源码下载 « 返回首页 启动屏幕效果 实现的功能包括:启动App时展示启动屏,右上角展示5秒倒计时...
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App Inventor 2 项目合并工具:合并屏幕、合并素材、合并拓展 · App Inventor 2 中文网

...合并的屏幕、资源、拓展等。 注意:两边如果同时选中Screen1,会提醒将右边的屏幕改名后合并到最终的项目。 合并完成,保存 merged.aia 文件到本地。 合并完成验证 上面合并后的 merged.aia 导入到App Inventor 2 中: 合并后的...
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App Inventor 2 怎么修改app图标? · App Inventor 2 中文网

...果 « 返回首页 设置图标 在默认屏幕Screen1的属性“图标”中修改,如图: 点击?,可以查看属性的帮助,“更多信息”可跳转中文文档页面: 镂空效果 可以使用透明背景的png图片作...
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App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网

... Databases Merging More Than Two Projects Renaming Second Project’s “Screen1” Appendix Appendix A: Complete Blocks for Screen1 of CountDownScreen1 Appendix B: Complete Blocks for SetTime Screen Overview Each developer will work on their own separate project file. These project files can...
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App Inventor 2 DynamicComponents 拓展:动态创建AI2组件对象 · App Inventor 2 中文网

...列表中,因此它不会关联到 ID。请注意,你无法直接在 Screen 中创建组件,你需要事先在 Screen 中设置布局才能执行此操作。 将已创建组件的 ID 更改为新 ID。旧 ID 必须存...
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在 App Inventor 2 中使用图像 · App Inventor 2 中文网

...just the right size” Determining the size of the image on the screen Details on fixed vs. responsive sizing In summary: What MIT App Inventor Programmers Should Do Synopsis: App Inventor works best if you use images whose size matches the size you want them to ap...