Java Code Examples for android.widget.Toast

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    initMediaLoader();
    initListView();
    findViewById(R.id.cleanCache).setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            try {
                DownloadManager.getInstance(MainActivity.this).cleanCacheDir();
            } catch (IOException e) {
                Toast.makeText(MainActivity.this, "Error clean cache", Toast.LENGTH_LONG).show();
            }
        }
    });
}
 

@Override
public void onBackPressed() {
    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    if (drawer.isDrawerOpen(GravityCompat.START)) {
        drawer.closeDrawer(GravityCompat.START);
    } else if (fam.isOpened()) {
        fam.close(true);
    } else if (mBackHandedFragment == null || !(mBackHandedFragment instanceof WebViewFragment)) {
        switchContent(WebViewFragment.getInstance());
    } else if (!mBackHandedFragment.onBackPressed()) {
        if ((System.currentTimeMillis() - exitTime) > 2000) {
            Toast.makeText(getApplicationContext(), "再按一次退出程序", Toast.LENGTH_SHORT).show();
            exitTime = System.currentTimeMillis();
        } else {
            finish();
            System.exit(0);
        }
    }
}
 

@Override
public void onGetPoiDetailResult(PoiDetailSearchResult poiDetailSearchResult) {
    if (poiDetailSearchResult.error != SearchResult.ERRORNO.NO_ERROR) {
        Toast.makeText(mContext, "抱歉，未找到结果", Toast.LENGTH_SHORT).show();
    } else {
        List<PoiDetailInfo> poiDetailInfoList = poiDetailSearchResult.getPoiDetailInfoList();
        if (null == poiDetailInfoList || poiDetailInfoList.isEmpty()) {
            Toast.makeText(mContext, "抱歉，检索结果为空", Toast.LENGTH_SHORT).show();
            return;
        }

        for (int i = 0; i < poiDetailInfoList.size(); i++) {
            PoiDetailInfo poiDetailInfo = poiDetailInfoList.get(i);
            if (null != poiDetailInfo) {
                Toast.makeText(mContext,
                        poiDetailInfo.getName() + ": " + poiDetailInfo.getAddress(),
                        Toast.LENGTH_SHORT).show();
            }
        }
    }
}
 

public static void requestCameraPermission(Activity activity, boolean requestWritePermission) {

    boolean showRationale = ActivityCompat.shouldShowRequestPermissionRationale(activity,
              Manifest.permission.CAMERA) || (requestWritePermission &&
    ActivityCompat.shouldShowRequestPermissionRationale(activity,
            Manifest.permission.WRITE_EXTERNAL_STORAGE));
    if (showRationale) {
        Toast.makeText(activity,
                "Camera permission is needed to run this application", Toast.LENGTH_LONG).show();
      } else {

        // No explanation needed, we can request the permission.

      String permissions[] = requestWritePermission ? new String[]{Manifest.permission.CAMERA,
              Manifest.permission.WRITE_EXTERNAL_STORAGE}: new String[]{Manifest.permission.CAMERA};
        ActivityCompat.requestPermissions(activity,permissions,RC_PERMISSION_REQUEST);
      }
    }
 

/**
 * 设置分享回调
 * 
 * @param
 */
public static void registerCallback(final Context context) {
	mController.getConfig().cleanListeners();
	mController.getConfig().registerListener(new SnsPostListener() {

		@Override
		public void onStart() {

		}

		@Override
		public void onComplete(SHARE_MEDIA platform, int stCode,
				SocializeEntity entity) {
			if (stCode == 200) {
				Toast.makeText(context, "分享成功", Toast.LENGTH_SHORT).show();
			} else {
				Toast.makeText(context, "分享失败", Toast.LENGTH_SHORT).show();
			}
		}
	});
}
 

public void deleteMultiReddit(MultiReddit multiReddit) {
    new MaterialAlertDialogBuilder(this, R.style.MaterialAlertDialogTheme)
            .setTitle(R.string.delete)
            .setMessage(R.string.delete_multi_reddit_dialog_message)
            .setPositiveButton(R.string.delete, (dialogInterface, i)
                    -> DeleteMultiReddit.deleteMultiReddit(mOauthRetrofit, mRedditDataRoomDatabase,
                    mAccessToken, mAccountName, multiReddit.getPath(), new DeleteMultiReddit.DeleteMultiRedditListener() {
                        @Override
                        public void success() {
                            Toast.makeText(SubscribedThingListingActivity.this,
                                    R.string.delete_multi_reddit_success, Toast.LENGTH_SHORT).show();
                            loadMultiReddits();
                        }

                        @Override
                        public void failed() {
                            Toast.makeText(SubscribedThingListingActivity.this,
                                    R.string.delete_multi_reddit_failed, Toast.LENGTH_SHORT).show();
                        }
                    }))
            .setNegativeButton(R.string.cancel, null)
            .show();
}
 

public static @CheckResult
    Toast snackBar(Context context, CharSequence message_to_show, boolean duration) {
    @SuppressLint("InflateParams")
    View view = ((LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE)).inflate(R.layout.custom_snackbar, null);
    AppCompatTextView message = view.findViewById(R.id.message);
    message.setText(message_to_show);
    Toast toast = new Toast(context);
    toast.setView(view);
    toast.setGravity(Gravity.FILL_HORIZONTAL | Gravity.BOTTOM, 0, 0);
    if (duration) {
        toast.setDuration(Toast.LENGTH_LONG);
    } else {
        toast.setDuration(Toast.LENGTH_SHORT);
    }
    return toast;
}
 

@Override
public void onBackPressed() {
    Fragment f = getSupportFragmentManager().findFragmentById(R.id.fragment_container);
    if (f instanceof GenerateReviewFragment) {
        if (((GenerateReviewFragment) f).backOk()) {
            super.onBackPressed();
        }
    } else if (f instanceof NodeFragment) {
        if (!((NodeFragment) f).isRefreshing()) {
            super.onBackPressed();
        } else {
            Toast.makeText(LoginActivity.this, getString(R.string.node_refresh_wait), Toast.LENGTH_LONG).show();
        }
    } else if (f instanceof LoginFragment) {
        if (((LoginFragment) f).isFabOpen()) {
            ((LoginFragment) f).animateFAB();
        } else {
            super.onBackPressed();
        }
    } else {
        super.onBackPressed();
    }
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_url_gnr);

    Button btnstore = findViewById(R.id.btnstore);
    ImageView myImage = findViewById(R.id.imageView1);

    Bundle QRData = getIntent().getExtras();//from QRGenerator
    qrInputText = QRData.getString("gn");
    qrInputType = QRData.getString("type");

    Glide.with(this).load(QRGeneratorUtils.createImage(this, qrInputText, qrInputType)).into(myImage);

    btnstore.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            QRGeneratorUtils.saveCachedImageToExternalStorage(QrGeneratorDisplayActivity.this);

            Intent i = new Intent(QrGeneratorDisplayActivity.this, ScannerActivity.class);
            startActivity(i);
            Toast.makeText(QrGeneratorDisplayActivity.this, "QR code stored in gallery", Toast.LENGTH_LONG).show();
        }
    });
}
 

@Override
public void onClick(View v) {

    // This condition will satisfy only when it is not an autolinked
    // text
    // onClick action
    boolean isNotLink = layout.recontent.getSelectionStart() == -1 && layout.recontent.getSelectionEnd() == -1;
    boolean isDeleted = msg.getRetweeted_status() == null || msg.getRetweeted_status().getUser() == null;

    if (isNotLink && !isDeleted) {
        startActivity(BrowserWeiboMsgActivity.newIntent(BeeboApplication.getInstance().getAccountBean(),
                msg.getRetweeted_status(), BeeboApplication
                        .getInstance().getAccessTokenHack()));
    } else if (isNotLink) {
        Toast.makeText(getActivity(), getString(R.string.cant_open_deleted_weibo), Toast.LENGTH_SHORT).show();
    }

}
 

private void setReminder() {

        progressDialog = new ProgressDialog(this);
        progressDialog.setTitle(getString(R.string.app_name));
        progressDialog.setMessage(getString(R.string.wait));
        progressDialog.setIndeterminate(true);
        progressDialog.setCancelable(false);

        String name = nameET.getText().toString();
        String address = addressET.getText().toString();
        String full_date = onDateEt.getText().toString();

        if (name.trim().length() > 0 && address.trim().length() > 0 && full_date.trim().length() > 0) {

            progressDialog.show();
            setReminderNow(name, address, full_date);

        } else
            Toast.makeText(this, getString(R.string.please_input), Toast.LENGTH_LONG).show();

    }
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {

    getActivity().getWindow().setBackgroundDrawable(null);

    LocalBroadcastManager.getInstance(getActivity()).registerReceiver(broadcastReceiver, new IntentFilter(MediaChooserConstants.BRAODCAST_VIDEO_RECEIVER));


    if (mView == null) {
        mView = inflater.inflate(R.layout.view_grid_layout_media_chooser, container, false);
        mGridView = (GridView) mView.findViewById(R.id.gridViewFromMediaChooser);
        init();
    } else {
        if (mView.getParent() != null) {
            ((ViewGroup) mView.getParent()).removeView(mView);
        }
        if (mBucketAdapter == null || mBucketAdapter.getCount() == 0) {
            Toast.makeText(getActivity(), getActivity().getString(R.string.no_media_file_available), Toast.LENGTH_SHORT).show();
        }
    }
    return mView;
}
 

private void copyText(final String clips) {
    mHandler.post(new Runnable() {
        @Override
        public void run() {
            //copy clips to clipboard
            ClipboardManager cb = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
            cb.setText(clips);

            //make toast
            String toastClips =clips;
            if ( clips.length() > 15) {
                toastClips = clips.substring(0, 15) + "…";
            }
            Toast.makeText(ClipObjectActionBridge.this,
                    getString(R.string.toast_copied, toastClips+"\n"),
                    Toast.LENGTH_SHORT
            ).show();

        }
    });

}
 

@Override
protected void onPostExecute(final Pair<Integer, String> result) {
  super.onPostExecute(result);
  final Context context = contextReference.get();
  if (context == null) return;

  switch (result.first()) {
    case FAILURE:
      Toast.makeText(context,
                     context.getResources().getString(R.string.error),
                     Toast.LENGTH_LONG).show();
      break;
    case SUCCESS:
      String dir = result.second();
      Toast.makeText(context,
                     dir==null? context.getString(R.string.done) : context.getString(R.string.file_saved_to, dir),
                     Toast.LENGTH_LONG).show();
      break;
    case WRITE_ACCESS_FAILURE:
      Toast.makeText(context, R.string.error,
          Toast.LENGTH_LONG).show();
      break;
  }
}
 

public void checkUpdate(boolean showMsg) {
    BaseModelImpl.getInstance().getRetrofitString("https://api.github.com")
            .create(IHttpGetApi.class)
            .get(MApplication.getInstance().getString(R.string.latest_release_api), AnalyzeHeaders.getMap(null))
            .flatMap(response -> analyzeLastReleaseApi(response.body()))
            .subscribeOn(Schedulers.io())
            .observeOn(AndroidSchedulers.mainThread())
            .subscribe(new MyObserver<UpdateInfoBean>() {
                @Override
                public void onNext(UpdateInfoBean updateInfo) {
                    if (updateInfo.getUpDate()) {

                    } else if (showMsg) {
                        Toast.makeText(activity, "已是最新版本", Toast.LENGTH_SHORT).show();

                    }
                }

                @Override
                public void onError(Throwable e) {
                    if (showMsg) {
                        Toast.makeText(activity, "检测新版本出错", Toast.LENGTH_SHORT).show();
                    }
                }
            });
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    String result = "";
    switch (item.getItemId()) {
        case R.id.ac_toolbar_copy:
            result = "Copy";
            break;
        case R.id.ac_toolbar_cut:
            result = "Cut";
            break;
        case R.id.ac_toolbar_del:
            result = "Del";
            break;
        case R.id.ac_toolbar_edit:
            result = "Edit";
            break;
        case R.id.ac_toolbar_email:
            result = "Email";
            break;
    }
    Toast.makeText(this, result, Toast.LENGTH_SHORT).show();
    return super.onOptionsItemSelected(item);
}
 

@Override
protected void onPostExecute(Void result) {
	dialog.dismiss();
	if (outFile.exists()) {
		adapter.add(outFile);
		adapter.notifyDataSetChanged();
		saveHistory();
		setTexturepack(outFile);
		Toast.makeText(ManageTexturepacksActivity.this, R.string.extract_textures_success,
				Toast.LENGTH_SHORT).show();
	} else {
		new AlertDialog.Builder(ManageTexturepacksActivity.this)
				.setMessage(
						hasSu ? R.string.extract_textures_error
								: R.string.extract_textures_no_root)
				.setPositiveButton(android.R.string.ok, null).show();
	}
}
 

private static void show(Context context, String text, boolean isLong) {
    RxUtils.disposeSafety(sDisposable);

    if (sToast != null) {
        sToast.setText(text);
    } else {
        sToast = Toast.makeText(context, text, !isLong ? Toast.LENGTH_SHORT : Toast.LENGTH_LONG);
    }

    sToast.show();
    sDisposable = Observable.timer(!isLong ? SHORT_DELAY : LONG_DELAY, TimeUnit.MILLISECONDS)
            .observeOn(AndroidSchedulers.mainThread())
            .subscribe(new Consumer<Long>() {
                @Override
                public void accept(Long aLong) throws Exception {
                    sToast.cancel();
                }
            }, new Consumer<Throwable>() {
                @Override
                public void accept(Throwable throwable) throws Exception {
                    throwable.printStackTrace();
                }
            });
}
 

@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
    Map<String, String> item = (Map<String, String>)l.getItemAtPosition(position);
    String className = item.get("class");
    if (className != null) {
        Intent intent = new Intent();
        intent.setComponent(new ComponentName(this, className));
        intent.putExtra("name", item.get("name"));
        intent.putExtra("data", item.get("data"));
        startActivity(intent);
    } else {
        String result = VSEngine.test();
        Toast.makeText(getApplicationContext(), "executing result: " + result, Toast.LENGTH_LONG).show();
    }
}
 

public static AlertDialog getCreateVirtualAlbumDialog(final Context context, final OnCreateVirtualAlbumCallback callback) {
    @SuppressLint("InflateParams")
    View dialogLayout = LayoutInflater.from(context)
            .inflate(R.layout.input_dialog_layout, null, false);

    final EditText editText = dialogLayout.findViewById(R.id.edit_text);

    Theme theme = Settings.getInstance(context).getThemeInstance(context);

    final AlertDialog dialog = new AlertDialog.Builder(context, theme.getDialogThemeRes())
            .setTitle(R.string.create_virtual_album)
            .setView(dialogLayout)
            .setPositiveButton(R.string.create, new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialogInterface, int which) {
                    String name = editText.getText().toString();
                    ArrayList<VirtualAlbum> virtualAlbums = Provider.getVirtualAlbums(context);
                    for (int i = 0; i < virtualAlbums.size(); i++) {
                        if (virtualAlbums.get(i).getName().equals(name)) {
                            Toast.makeText(context, R.string.virtual_album_different_name, Toast.LENGTH_SHORT).show();
                            return;
                        }
                    }
                    VirtualAlbum virtualAlbum = new VirtualAlbum(name, new String[]{});
                    Provider.addVirtualAlbum(context, virtualAlbum);
                    Provider.saveVirtualAlbums(context);
                    callback.onVirtualAlbumCreated(virtualAlbum);
                    String message = context.getString(R.string.virtual_album_created, name);
                    Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
                }
            })
            .setNegativeButton(R.string.cancel, null)
            .create();
    //noinspection ConstantConditions
    dialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
    return dialog;
}
 

protected void didUnbindDevice(GizWifiErrorCode result, java.lang.String did) {
	progressDialog.cancel();
	if (GizWifiErrorCode.GIZ_SDK_SUCCESS != result) {
		// String unBoundFailed = (String) getText(R.string.unbound_failed);
		Toast.makeText(this, toastError(result), 2000).show();
	}
}
 

private void setLoginResutToView(LoginResult result, String platformName) {
    if (null != result) {
        mTvResult.setText(platformName + "登录结果:" + result.toString());
    } else {
        Toast.makeText(ShareDemoActivity.this, platformName + "登录结果为空", Toast.LENGTH_SHORT).show();
    }
}
 

@Override
protected void onPostExecute(UpdateInfo updateInfo) {
    super.onPostExecute(updateInfo);
    SharedPreferences.Editor editor = preferences_update.edit();
    if (mContext != null && updateInfo != null) {
        if (Integer.parseInt(updateInfo.getVersionCode()) > getPackageInfo().versionCode) {
            showUpdateUI(updateInfo);
            editor.putBoolean("hasNewVersion", true);
            editor.putString("latestVersionCode",
                    updateInfo.getVersionCode());
            editor.putString("latestVersionName",
                    updateInfo.getVersionName());
        } else {
            if (isHintVersion) {
                Toast.makeText(mContext, R.string.was_latest_version, Toast.LENGTH_LONG).show();
            }
            editor.putBoolean("hasNewVersion", false);
        }
    } else {
        if (isHintVersion) {
            Toast.makeText(mContext, R.string.was_latest_version, Toast.LENGTH_LONG).show();
        }
    }
    editor.putString("currentVersionCode", getPackageInfo().versionCode + "");
    editor.putString("currentVersionName", getPackageInfo().versionName);
    editor.apply();
    if (UpdateHelper.this.updateListener != null) {
        UpdateHelper.this.updateListener.onFinishCheck(updateInfo);
    }
}
 

public void loadCloud() {
    Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
    intent.setType("*/*");;
    intent.addCategory(Intent.CATEGORY_OPENABLE);

    try {
        startActivityForResult(Intent.createChooser(intent, "cloudFile"), 5);
    } catch (android.content.ActivityNotFoundException ex) {
        Toast.makeText(getApplicationContext(), "No suitable File Manager was found.", Toast.LENGTH_SHORT).show();
    }
}
 

/**
   * 获取BLE的特征值
   * @param gattServices
   */
  private void getCharacteristic(List<BluetoothGattService> gattServices) {
      if (gattServices == null) return;
      String uuid = null;

      // Loops through available GATT Services.
      for (BluetoothGattService gattService : gattServices) {
          uuid = gattService.getUuid().toString();
          
          //找uuid为0xffe0的服务
          if (uuid.equals(C.SERVICE_UUID)) {
          	List<BluetoothGattCharacteristic> gattCharacteristics =
                      gattService.getCharacteristics();
              //找uuid为0xffe1的特征值
              for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
                  uuid = gattCharacteristic.getUuid().toString();
                  if(uuid.equals(C.CHAR_UUID)){
                  	mCharacteristic = gattCharacteristic;
                  	final int charaProp = gattCharacteristic.getProperties();
              		//开启该特征值的数据的监听
              		if ((charaProp | BluetoothGattCharacteristic.PROPERTY_NOTIFY) > 0) {
                          mBluetoothLeService.setCharacteristicNotification(
                                  mCharacteristic, true);
                      }
                  	System.out.println("uuid----->" + uuid);
                  }
              }
	}
      }
      
      //如果没找到指定的特征值,直接返回
      if (mCharacteristic == null) {
      	Toast.makeText(DeviceControlActivity.this, "未找到指定特征值", 
      			Toast.LENGTH_LONG).show();
	finish();
}

  }
 

@Override
public void sendMessage(final Message message) throws RemoteException {
    Log.d("RemoteService", "sendMessage in " + Thread.currentThread().getName());
    handler.post(new Runnable() {
        @Override
        public void run() {
            Toast.makeText(RemoteService.this, String.valueOf(message.getContent()), Toast.LENGTH_SHORT).show();
        }
    });
    message.setSendSuccess(isConnected);
}
 

private void showToast(final String message) {
  mActivity.runOnUiThread(new Runnable() {
    public void run() {
      Toast.makeText(mActivity, message, Toast.LENGTH_SHORT).show();
    }
  });
}
 

private void initVerticalListView(List<DemoItem> content, ListView listView) {
    LayoutInflater appInflater = LayoutInflater.from(getActivity().getApplicationContext());
    ListAdapter adapter = new DemoListAdapter(appInflater, content);
    listView.setAdapter(adapter);

    listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
            Toast.makeText(getActivity(),"click " + position,Toast.LENGTH_SHORT).show();
        }
    });

    ElasticityHelper.setUpOverScroll(listView);
}
 

@Override
public void onServiceConnected(ComponentName componentName, IBinder service) {
    Log.d(TAG, "onServiceConnected");
    mBluetoothLeService = ((BluetoothLeService.LocalBinder) service).getService();
    if (!mBluetoothLeService.initialize()) {
        Log.e(TAG, "Unable to initialize Bluetooth");
        finish();
    }
    if(mBluetoothLeService.isConnected())
        mBluetoothLeService.readVidonnCharacteristic(VidonnGattAttributes.VIDONN_PERSONAL_INFO);
    else {
        Toast.makeText(getApplicationContext(), "Warning! Not connected to a bracelet!", Toast.LENGTH_LONG).show();
    }
}
 

public void onFilePopUpClicked(View v, int position) {
    final PopupMenu menu = new PopupMenu(getActivity(), v);
    menu.setOnMenuItemClickListener(item -> {
        ArrayList<Song> songs = new ArrayList<>();
        Collection<File> files = FileUtils.listFiles(new File(fileFolderPathList.get(position)), new String[]{"mp3", "ma4", "ogg", "wav"}, false);

        for (File file : files) {
            songs.add(getSongs(new String[]{file.getAbsolutePath()}));
        }

        if (songs.size() == 0) {
            Toast.makeText(mContext, R.string.audio_files_not_found, Toast.LENGTH_SHORT).show();
            return false;
        }

        switch (item.getItemId()) {
            case R.id.popup_file_play:
                mApp.getPlayBackStarter().playSongs(songs, 0);
                startActivity(new Intent(mContext, NowPlayingActivity.class));
                break;
            case R.id.popup_file_add_to_queue:
                new AsyncAddTo(getString(R.string.songs_added_to_queue), true, songs).execute();
                break;
            case R.id.popup_file_play_next:
                new AsyncAddTo(getString(R.string.will_be_played_next), false, songs).execute();
                break;
        }
        return false;
    });

    menu.inflate(R.menu.popup_file);
    menu.show();
}