Android点击返回键的相关内容

[帮助文档] Android下如何实现点击处理的通知

对于已接入厂商通道，并且运行在对应厂商手机上的应用，服务端推送消息时默认优先推向厂商通道；对于其他应用，服务端推送消息时会推向自建通道。

Android Studio 点击两次返回键，退出APP

该功能的实现没有特别复杂，主要在onKeyDown()事件中实现，直接上代码，如下： 1 //第一次点击事件发生的时间 2 private long mExitTime; 3 4 /** 5 * 点击两次返回退出app 6 */ 7 @Override 8 public boolean...

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Android如何实现点击一次返回键返回桌面而不是退出应用

具体代码如下所示: @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { Intent home = new Intent(Intent.AC...

关于android PopupWindow点击EditText后返回键无法关闭的问题

我在Activity弹出一个PopupWindow,PopupWindow上有一个EditText,如果我不去触碰它，我点击返回键可以把PopupWindow关闭，但是我一旦点了输入框，弹出软键盘，那这时我再怎么点返回键都没用，都关不了PopupWindow。以下是我的代码：

关于android PopupWindow点击EditText后返回键无法关闭。

大神们，快来看看这个神奇的问题吧！！我在Activity弹出一个PopupWindow,PopupWindow上有一个EditText,如果我不去触碰它，我点击返回键可以把PopupWindow关闭，但是我一旦点了输入框，弹出软键盘，那这时我再怎么点返回键都没用，都关不了PopupWindow。以...

android中当一个Activity启动后什么情况下会被destroy，什么情况下onstop 点击返回键是destroy

android中当一个Activity启动后什么情况下会被destroy，什么情况下onstop 点击返回键是destroy还是onstop 如果是destroy那么什么情况下onstop 如果是onstop什么情况下destroy

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更新时间 2023-01-20 03:00:59

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