編輯:關於android開發
import java.io.File; import java.text.SimpleDateFormat; import java.util.Date; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.app.Activity; import android.content.Intent; import android.database.Cursor; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Toast; public class MainActivity extends Activity implements OnClickListener { private static final int RESULT_CAPTURE_IMAGE = 1;// 照相的requestCode private static final int REQUEST_CODE_TAKE_VIDEO = 2;// 攝像的照相的requestCode private static final int RESULT_CAPTURE_RECORDER_SOUND = 3;// 錄音的requestCode private String strImgPath = "";// 照片文件絕對路徑 private String strVideoPath = "";// 視頻文件的絕對路徑 private String strRecorderPath = "";// 錄音文件的絕對路徑 Button buttonShot; Button buttonVideo; Button buttonRecorder; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); this.setContentView(R.layout.activity_main); buttonShot = (Button) findViewById(R.id.ButtonShot); buttonShot.setOnClickListener(this); buttonVideo = (Button) findViewById(R.id.ButtonVideo); buttonVideo.setOnClickListener(this); buttonRecorder = (Button) findViewById(R.id.ButtonRecorder); buttonRecorder.setOnClickListener(this); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); switch (requestCode) { case RESULT_CAPTURE_IMAGE:// 拍照 if (resultCode == RESULT_OK) { Toast.makeText(this, strImgPath, Toast.LENGTH_SHORT).show(); } break; case REQUEST_CODE_TAKE_VIDEO:// 拍攝視頻 if (resultCode == RESULT_OK) { Uri uriVideo = data.getData(); Cursor cursor = this.getContentResolver().query(uriVideo, null, null, null, null); if (cursor.moveToNext()) { /* _data:文件的絕對路徑 ,_display_name:文件名 */ strVideoPath = cursor.getString(cursor .getColumnIndex("_data")); Toast.makeText(this, strVideoPath, Toast.LENGTH_SHORT) .show(); } } break; case RESULT_CAPTURE_RECORDER_SOUND:// 錄音 if (resultCode == RESULT_OK) { Uri uriRecorder = data.getData(); Cursor cursor = this.getContentResolver().query(uriRecorder, null, null, null, null); if (cursor.moveToNext()) { /* _data:文件的絕對路徑 ,_display_name:文件名 */ strRecorderPath = cursor.getString(cursor .getColumnIndex("_data")); Toast.makeText(this, strRecorderPath, Toast.LENGTH_SHORT) .show(); } } break; } } /** * 照相功能 */ private void cameraMethod() { Intent imageCaptureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); strImgPath = Environment.getExternalStorageDirectory().toString() + "/CONSDCGMPIC/";// 存放照片的文件夾 String fileName = new SimpleDateFormat("yyyyMMddHHmmss") .format(new Date()) + ".jpg";// 照片命名 File out = new File(strImgPath); if (!out.exists()) { out.mkdirs(); } out = new File(strImgPath, fileName); strImgPath = strImgPath + fileName;// 該照片的絕對路徑 Uri uri = Uri.fromFile(out); imageCaptureIntent.putExtra(MediaStore.EXTRA_OUTPUT, uri); imageCaptureIntent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 1); startActivityForResult(imageCaptureIntent, RESULT_CAPTURE_IMAGE); } /** * 拍攝視頻 */ private void videoMethod() { Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE); intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0); startActivityForResult(intent, REQUEST_CODE_TAKE_VIDEO); } /** * 錄音功能 */ private void soundRecorderMethod() { Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("audio/amr"); startActivityForResult(intent, RESULT_CAPTURE_RECORDER_SOUND); } /** * 提示信息 * * @param text * @param duration */ private void showToast(String text, int duration) { Toast.makeText(MainActivity.this, text, duration).show(); } public void onClick(View v) { int id = v.getId(); switch (id) { case R.id.ButtonShot: cameraMethod(); break; case R.id.ButtonVideo: videoMethod(); break; case R.id.ButtonRecorder: soundRecorderMethod(); break; } } }
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