以下是一个简单的代码示例,展示了如何捕获KEY_VOLUMEUP键的按下事件。 @OverridepublicbooleanonKeyDown(intkeyCode,KeyEventevent){if(keyCode==KeyEvent.KEYCODE_VOLUME_UP){// 处理音量增加的逻辑Toast.makeText(this,"Volume Up Pressed",Toast.LENGTH_SHORT).show();returntrue;// 表示事件已处理}returnsuper....
@OverridepublicbooleanonKeyDown(intkeyCode,KeyEventevent){switch(keyCode){caseKeyEvent.KEYCODE_VOLUME_UP:// 处理音量加按键事件Toast.makeText(this,"音量加被按下",Toast.LENGTH_SHORT).show();returntrue;caseKeyEvent.KEYCODE_VOLUME_DOWN:// 处理音量减按键事件Toast.makeText(this,"音量减被按下",Toast...
KEYCODE_VOLUME_MUTE扬声器静音键164 KEYCODE_VOLUME_UP音量增加键24 KEYCODE_VOLUME_DOWN音量减小键25 控制键 KEYCODE_ENTER回车键66 KEYCODE_ESCAPEESC键111 KEYCODE_DPAD_CENTER导航键 确定键23 KEYCODE_DPAD_UP导航键 向上19 KEYCODE_DPAD_DOWN导航键 向下20 ...
键名描述键值 电话键 KEYCODE_CALL 拨号键 5 KEYCODE_ENDCALL 挂机键 6 KEYCODE_HOME 按键Home 3 KEYCODE_MENU 菜单键 82 KEYCODE_BACK 返回键 4 KEYCODE_SEARCH 搜索键 84 KEYCODE_CAMERA
key 103 DPAD_UP key 102 HOME key 114 VOLUME_DOWN KEYCODE字符串转换为Andriod UI键值：frameworks/...
}else if (keyCode == event.KEYCODE_VOLUME_UP){ return true; }else if (keyCode == event.KEYCODE_VOLUME_DOWN){ return true; }else { return super.onKeyDown(keyCode, event); } 重写以上代码可以禁用返回键菜单键,音量上下键有些恶意代码通过修改返回键达到HOME键效果,达到进程还保留在系统中 关键代...
KEYCODE_VOLUME_MUTE扬声器静音键164 KEYCODE_VOLUME_UP音量增加键24 KEYCODE_VOLUME_DOWN音量减小键25 控制键 KEYCODE_ENTER回车键66 KEYCODE_ESCAPEESC键111 KEYCODE_DPAD_CENTER导航键 确定键23 KEYCODE_DPAD_UP导航键 向上19 KEYCODE_DPAD_DOWN导航键 向下20 ...
KEYCODE_VOLUME_MUTE 扬声器静音键164 KEYCODE_VOLUME_UP 音量增加键24 KEYCODE_VOLUME_DOWN 音量减小键25 KEYCODE_MENU 菜单键82 KEYCODE_HOME 按键Home3 KEYCODE_BACK 返回键4 KEYCODE_SEARCH 搜索键84 KEYCODE_CAMERA 拍照键27 KEYCODE_FOCUS 拍照对焦键80 KEYCODE_POWER 电源键26 KEYCODE_NOTIFICATION ...
KEYCODE_VOLUME_UP音量增加键24 KEYCODE_VOLUME_DOWN音量减小键25 控制键 KEYCODE_ENTER回车键66 KEYCODE_ESCAPEESC键111 KEYCODE_DPAD_CENTER导航键确定键23 KEYCODE_DPAD_UP导航键向上19 KEYCODE_DPAD_DOWN导航键向下20 KEYCODE_DPAD_LEFT导航键向左21 KEYCODE_DPAD_RIGHT导航键向右22 ...
KEYCODE_VOLUME_UP音量增加键24 KEYCODE_VOLUME_DOWN音量减小键25 控制键 KEYCODE_ENTER回车键66 KEYCODE_ESCAPEESC键111 KEYCODE_DPAD_CENTER导航键确定键23 KEYCODE_DPAD_UP导航键向上19 KEYCODE_DPAD_DOWN导航键向下20 KEYCODE_DPAD_LEFT导航键向左21 KEYCODE_DPAD_RIGHT导航键向右22 ...