?
android.app.Instrumentation好像原來是用來做測試的,
可以用來模擬很多activity的操作
主要代碼如下
如果在文本框中輸入24,或者25
點擊按鈕就能模擬音量加減鍵
鍵值可以查看android.view.KeyEvent
[java]?view plaincopy
- package?com.qefee.testinstrumentation;??
- ??
- import?android.app.Activity;??
- import?android.app.Instrumentation;??
- import?android.os.Bundle;??
- import?android.view.KeyEvent;??
- import?android.view.View;??
- import?android.widget.Button;??
- import?android.widget.EditText;??
- import?android.widget.TextView;??
- import?android.widget.Toast;??
- ??
- public?class?MainActivity?extends?Activity?{??
- ????TextView?tv_showkey;??
- ????Button?btn_submit;??
- ????EditText?et_keycode;??
- ????Instrumentation?instrumentation;??
- ??
- ????@Override??
- ????protected?void?onCreate(Bundle?savedInstanceState)?{??
- ????????super.onCreate(savedInstanceState);??
- ????????setContentView(R.layout.activity_main);??
- ??
- ????????instrumentation?=?new?Instrumentation();??
- ????????getViews();??
- ??
- ????????//?通過按鈕點擊,模擬事件??
- ????????btn_submit.setOnClickListener(new?View.OnClickListener()?{??
- ??
- ????????????@Override??
- ????????????public?void?onClick(View?v)?{??
- ????????????????et_keycode.clearFocus();??
- ????????????????btn_submit.requestFocus();??
- ????????????????String?keycodeStr?=?et_keycode.getText().toString();??
- ??
- ????????????????if?(keycodeStr?==?null?||?"".equals(keycodeStr))?{??
- ????????????????????Toast.makeText(MainActivity.this,?"please?input?a?keycode",??
- ????????????????????????????Toast.LENGTH_SHORT).show();??
- ????????????????????return;??
- ????????????????}??
- ??
- ????????????????final?int?keycode?=?Integer.parseInt(keycodeStr);??
- ??
- ????????????????//?必需在線程中運行,否者報錯??
- ????????????????Thread?t?=?new?Thread(new?Runnable()?{??
- ??
- ????????????????????@Override??
- ????????????????????public?void?run()?{??
- ????????????????????????instrumentation.sendKeyDownUpSync(keycode);??
- ????????????????????}??
- ????????????????});??
- ????????????????t.start();??
- ??
- ????????????}??
- ????????});??
- ????}??
- ??
- ????/**?
- ?????*??
- ?????*/??
- ????private?void?getViews()?{??
- ????????tv_showkey?=?(TextView)?findViewById(R.id.tv_showcode);??
- ????????btn_submit?=?(Button)?findViewById(R.id.btn_submit);??
- ????????et_keycode?=?(EditText)?findViewById(R.id.et_keycode);??
- ????}??
- ??
- ????@Override??
- ????public?boolean?onKeyDown(int?keyCode,?KeyEvent?event)?{??
- ????????boolean?onKeyDown?=?super.onKeyDown(keyCode,?event);??
- ????????tv_showkey.setText("des?=?"?+?KeyEvent.keyCodeToString(keyCode)??
- ????????????????+?"?:?code?=?"?+?keyCode);??
- ????????System.out.println(event);??
- ????????//?System.out.println(event.getAction());??
- ????????//?System.out.println(event.getCharacters());??
- ????????//?System.out.println(event.getDeviceId());??
- ????????//?System.out.println(event.getDisplayLabel());??
- ????????//?System.out.println(event.getDownTime());??
- ????????//?System.out.println(event.getEventTime());??
- ????????//?System.out.println(event.getFlags());??
- ????????//?System.out.println(event.getKeyCode());??
- ????????//??
- ????????//?System.out.println(KeyEvent.keyCodeToString(keyCode));??
- ??
- ????????return?onKeyDown;??
- ????}??
- }?
