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   源码介绍

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调用系统摄像头调用系统摄像头调用系统摄像头

public class VideoManager extends Activity {
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		setContentView(R.layout.activity_main);
	}

	public void doClick(View v) {
		switch (v.getId()) {
		case R.id.play_local_video:
			Intent intent = new Intent(VideoManager.this, VideoList.class);
			startActivity(intent);
			break;
		case R.id.play_net_video:
			break;
		case R.id.record_video:
			Intent recordintent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
			recordintent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 1);
			startActivityForResult(recordintent, 0);
			break;
		case R.id.finish:
			finish();
			break;
		}
	}

	/**
	 * 重写back键
	 */
	@Override
	public boolean onKeyDown(int keyCode, KeyEvent event) {
		if (keyCode == KeyEvent.KEYCODE_BACK) {
			Builder dialog = new AlertDialog.Builder(this);
			dialog.setTitle("提示")
					.setMessage("确认离开吗")
					.setPositiveButton("确定",
							new DialogInterface.OnClickListener() {

								@Override
								public void onClick(DialogInterface dialog,
										int which) {
									VideoManager.this.finish();

								}
							})
					.setNegativeButton("取消",
							new DialogInterface.OnClickListener() {

								@Override
								public void onClick(DialogInterface dialog,
										int which) {
									dialog.cancel();

								}
							}).show();
		}

		return super.onKeyDown(keyCode, event);
	}
	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
		super.onActivityResult(requestCode, resultCode, intent);
		if(requestCode==0&&resultCode==0){
		}
	}
}