android.widget.Button Java Examples

private void assignViews() {
    startBtn1 = (Button) findViewById(R.id.start_btn_1);
    pauseBtn1 = (Button) findViewById(R.id.pause_btn_1);
    deleteBtn1 = (Button) findViewById(R.id.delete_btn_1);
    filenameTv1 = (TextView) findViewById(R.id.filename_tv_1);
    speedTv1 = (TextView) findViewById(R.id.speed_tv_1);
    progressBar1 = (ProgressBar) findViewById(R.id.progressBar_1);
    startBtn2 = (Button) findViewById(R.id.start_btn_2);
    pauseBtn2 = (Button) findViewById(R.id.pause_btn_2);
    deleteBtn2 = (Button) findViewById(R.id.delete_btn_2);
    filenameTv2 = (TextView) findViewById(R.id.filename_tv_2);
    speedTv2 = (TextView) findViewById(R.id.speed_tv_2);
    progressBar2 = (ProgressBar) findViewById(R.id.progressBar_2);
    startBtn3 = (Button) findViewById(R.id.start_btn_3);
    pauseBtn3 = (Button) findViewById(R.id.pause_btn_3);
    deleteBtn3 = (Button) findViewById(R.id.delete_btn_3);
    speedTv3 = (TextView) findViewById(R.id.speed_tv_3);
    progressBar3 = (ProgressBar) findViewById(R.id.progressBar_3);
    startBtn4 = (Button) findViewById(R.id.start_btn_4);
    pauseBtn4 = (Button) findViewById(R.id.pause_btn_4);
    deleteBtn4 = (Button) findViewById(R.id.delete_btn_4);
    detailTv4 = (TextView) findViewById(R.id.detail_tv_4);
    speedTv4 = (TextView) findViewById(R.id.speed_tv_4);
    progressBar4 = (ProgressBar) findViewById(R.id.progressBar_4);
}
 

private ViewHolder getViewHolder(final View workingView)
{
    final Object tag = workingView.getTag();
    ViewHolder viewHolder = null;


    if (null == tag || !(tag instanceof ViewHolder))
    {
        viewHolder = new ViewHolder();

        viewHolder.nameView = (TextView) workingView.findViewById(R.id.name);
        viewHolder.mbView = (TextView) workingView.findViewById(R.id.mb);
        viewHolder.imageView = (ImageView) workingView.findViewById(R.id.icon);
        viewHolder.killView = (Button) workingView.findViewById(R.id.kill);
        viewHolder.pidView = (TextView) workingView.findViewById(R.id.pid);

        workingView.setTag(viewHolder);

    }
    else
    {
        viewHolder = (ViewHolder) tag;
    }

    return viewHolder;
}
 

/**
 * Creates an instance of this class.
 * 
 * @param fileChooser The graphical file chooser.
 */
public FileChooserCore(FileChooser fileChooser) {
	// Initialize attributes.
	this.chooser = fileChooser;	
	this.listeners = new LinkedList<OnFileSelectedListener>();
	this.filter = null;
	this.showOnlySelectable = false;
	this.setCanCreateFiles(false);
	this.setFolderMode(false);
	this.currentFolder = null;
	this.labels = null;
	this.showConfirmationOnCreate = false;
	this.showConfirmationOnSelect = false;
	this.showFullPathInTitle = false;
	
	// Add listener for the  buttons.
	LinearLayout root = this.chooser.getRootLayout();
       Button addButton = (Button) root.findViewById(R.id.buttonAdd);
	addButton.setOnClickListener(addButtonClickListener);
	Button okButton = (Button) root.findViewById(R.id.buttonOk);
	okButton.setOnClickListener(okButtonClickListener);
}
 

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

    Button button = (Button)findViewById(R.id.button);
    button.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            ((TextView)findViewById(
                    R.id.textView)).setText("Changed at runtime!");
            LinearLayout.LayoutParams params = (LinearLayout.
                    LayoutParams)view.getLayoutParams();
            params.leftMargin += 5;
        }
    });
}
 

/**
 * Validates the values of the input fields to determine whether the submit button should be
 * enabled. Also displays a detailed error message and highlights the fields for which the value
 * is wrong. Finally checks whether the focuse should move to the next field.
 */
private void validate() {
    Button positiveButton = mDialog.getButton(AlertDialog.BUTTON_POSITIVE);

    @ErrorType int errorType = getExpirationAndCvcErrorType();
    positiveButton.setEnabled(errorType == ERROR_TYPE_NONE);
    showDetailedErrorMessage(errorType);
    moveFocus(errorType);

    if (sObserverForTest != null) {
        sObserverForTest.onCardUnmaskPromptValidationDone(this);

        if (positiveButton.isEnabled()) {
            sObserverForTest.onCardUnmaskPromptReadyToUnmask(this);
        }
    }
}
 

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

    DataManager dataManager = ((MvpApp) getApplication()).getDataManager();
    loginPresenter = new LoginPresenter(dataManager);

    loginPresenter.onAttach(this);
    editTextEmail = (EditText) findViewById(R.id.editTextEmail);
    editTextPassword = (EditText) findViewById(R.id.editTextPassword);

    button = (Button) findViewById(R.id.button);

    button.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            onLoginButtonClick();
        }
    });

}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
		Bundle savedInstanceState) {
	View rootView = inflater.inflate(R.layout.fragment_main, container,
			false);
	btn=(Button)rootView.findViewById(R.id.startbtn);
	uris=(TextView)rootView.findViewById(R.id.uris);
	btn.setOnClickListener(new OnClickListener() {
		
		@Override
		public void onClick(View v) {
			Intent intent=new Intent();
			intent.setClass(getActivity(), DisplyImageActivity.class);
			startActivityForResult(intent,REQUEST_CODE);
		}
	});
	return rootView;
}
 

@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    txtPIN= (EditText) getView().findViewById(R.id.userPinTxt);
    btnSavePin= (Button) getView().findViewById(R.id.btnSavePin);
    btnSavePin.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            pinValue=txtPIN.getText().toString();
            if(pinValue.length()==4){
                new SettingsPreferences(getActivity()).setSettingsPreferences(Integer.parseInt(pinValue));
                Toast.makeText(getActivity(), "PIN Saved", Toast.LENGTH_SHORT).show();
            }else{
                Toast.makeText(getActivity(), "Invalid Pin", Toast.LENGTH_SHORT).show();
            }
        }
    });
}
 

@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    mCancel = (Button) view.findViewById(android.R.id.button2);
    mConfirm = (Button) view.findViewById(android.R.id.button1);
    mCards[0] = (ImageView) view.findViewById(R.id.theme_pink);
    mCards[1] = (ImageView) view.findViewById(R.id.theme_purple);
    mCards[2] = (ImageView) view.findViewById(R.id.theme_blue);
    mCards[3] = (ImageView) view.findViewById(R.id.theme_green);
    mCards[4] = (ImageView) view.findViewById(R.id.theme_green_light);
    mCards[5] = (ImageView) view.findViewById(R.id.theme_yellow);
    mCards[6] = (ImageView) view.findViewById(R.id.theme_orange);
    mCards[7] = (ImageView) view.findViewById(R.id.theme_red);
    setImageButtons(mCurrentTheme);
    for (ImageView card : mCards) {
        card.setOnClickListener(this);
    }
    mCancel.setOnClickListener(this);
    mConfirm.setOnClickListener(this);
}
 

private void initView() {
    mEt_searchUser = (EditText) findViewById(R.id.et_searchUser);
    mBtn_search = (Button) findViewById(R.id.btn_search);
    mSearch_result = (LinearLayout) findViewById(R.id.search_result);
    mSearch_header = (SelectableRoundedImageView) findViewById(R.id.search_header);
    mSearch_name = (TextView) findViewById(R.id.search_name);
    mSearch_addBtn = (Button) findViewById(R.id.search_addBtn);
    mIv_clear = (ImageView) findViewById(R.id.iv_clear);
    mBtn_search.setEnabled(false);
    Intent intent = getIntent();
    if (intent.getFlags() == 2) {
        initTitle(true, true, "发起单聊", "", false, "");
        mSearch_addBtn.setVisibility(View.GONE);
    } else {
        initTitle(true, true, "添加好友", "", false, "");
    }
}
 

@Override
  public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.main);
      
Button button = (Button) findViewById(R.id.toast_button);
button.setOnClickListener(new OnClickListener() {
	
	@Override
	public void onClick(View v) {
        
        Toast toast = new Toast(getApplicationContext());

        toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
        toast.setDuration(Toast.LENGTH_LONG);
        
        toast.setView(getLayoutInflater().inflate(R.layout.custom_toast,null));
 
        toast.show();
	}
});

  }
 

@Override
protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_sign_in);

    Button button1 = findViewById(R.id.signInButton);
    Button button3 = findViewById(R.id.BackButton);

    button1.setOnClickListener(this);
    button3.setOnClickListener(this);

    username = (EditText)findViewById(R.id.usernameField2);
    password = (EditText)findViewById(R.id.passwordField2);

    users = new ArrayList<>();
    services = new ArrayList<>();
    updateUsers();
    updateServices();
}
 

@Override protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  getWindow().setFormat(PixelFormat.RGBA_8888);

  setContentView(R.layout.activity_color_picker);

  SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
  int initialColor = prefs.getInt("color_3", 0xFF000000);

  colorPickerView = (ColorPickerView) findViewById(R.id.cpv_color_picker_view);
  ColorPanelView colorPanelView = (ColorPanelView) findViewById(R.id.cpv_color_panel_old);
  newColorPanelView = (ColorPanelView) findViewById(R.id.cpv_color_panel_new);

  Button btnOK = (Button) findViewById(R.id.okButton);
  Button btnCancel = (Button) findViewById(R.id.cancelButton);

  ((LinearLayout) colorPanelView.getParent()).setPadding(colorPickerView.getPaddingLeft(), 0,
      colorPickerView.getPaddingRight(), 0);

  colorPickerView.setOnColorChangedListener(this);
  colorPickerView.setColor(initialColor, true);
  colorPanelView.setColor(initialColor);

  btnOK.setOnClickListener(this);
  btnCancel.setOnClickListener(this);
}
 

@Override
protected void setUp() throws Exception {
    super.setUp();

    mFocusFinder = FocusFinder.getInstance();

    // inflate the layout
    final Context context = getContext();
    final LayoutInflater inflater = LayoutInflater.from(context);
    mRoot = (ViewGroup) inflater.inflate(R.layout.focus_2, null);

    // manually measure it, and lay it out
    mRoot.measure(500, 500);
    mRoot.layout(0, 0, 500, 500);

    mLeftButton = (Button) mRoot.findViewById(R.id.leftButton);
    mCenterButton = (Button) mRoot.findViewById(R.id.centerButton);
    mRightButton = (Button) mRoot.findViewById(R.id.rightButton);
}
 

@Override
public void onViewCreated(View view, Bundle savedInstanceState) {

    Bundle arguments = getArguments();
    if (arePlanArgumentProvided(arguments)) {
        planId = (Long) arguments.get(ActivityProperties.PLAN_ID);
        typeId = (Integer) arguments.get(ActivityProperties.TYPE_ID);
    }

    TaskType taskType = TaskType.getTaskType(typeId);
    Button addButton = (Button) view.findViewById(R.id.id_btn_create_plan_add_tasks);
    TextView labelInfo = (TextView) view.findViewById(R.id.id_tv_plan_tasks_list_info);
    addButton.setText(taskType.getAddLabel());
    labelInfo.setText(taskType.getTaskListInfoLabel());

    RecyclerView recyclerView = (RecyclerView) getActivity()
            .findViewById(R.id.rv_create_plan_task_list);
    recyclerView.setHasFixedSize(true);
    recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));

    taskListAdapter = new TaskRecyclerViewAdapter(taskItemClickListener);
    recyclerView.setAdapter(taskListAdapter);

    taskListAdapter
            .setTaskItems(planTemplateRepository.getTaskWithThisPlanByTypeId(planId, typeId));
}
 

public void onClick(View view) {
    switch (((Button) view).getText().toString()) {
        case "Top Left":
            alignButtons(true, true);
            break;

        case "Top Right":
            alignButtons(false, true);
            break;

        case "Bottom Left":
            alignButtons(true, false);
            break;

        case "Bottom Right":
            alignButtons(false, false);
            break;
    }
}
 

protected synchronized void disableIndividualTimer() {
    Logger.d("Disabling the individual timer");

    remainingIndividualSeconds = 0;

    TextView participantNumber = (TextView) findViewById(R.id.participant_number);
    participantNumber.setText("individual_status_complete");

    TextView individualTimeRemaining = (TextView) findViewById(R.id.individual_time_remaining);
    individualTimeRemaining.setText(TimeFormatHelper.formatTime(remainingIndividualSeconds));
    individualTimeRemaining.setTextColor(Color.GRAY);

    Button nextButton = (Button) findViewById(R.id.next_button);
    nextButton.setClickable(false);
    nextButton.setTextColor(Color.GRAY);
}
 

private void initialControls() {
	departCode = (TextView) findViewById(R.id.viewCodeD);
	departName = (TextView) findViewById(R.id.viewNameD);

	txtCourseTitle = (EditText) findViewById(R.id.txtCodeC);
	txtCourseName = (EditText) findViewById(R.id.txtNameC);

	btnAddC = (Button) findViewById(R.id.addCourse);
	btnUpdateC = (Button) findViewById(R.id.updateCourse);

	Bundle extras = getIntent().getExtras();
	if (extras != null) {
		departmentCode = extras.getString("depCode");
		departmentName = extras.getString("depName");
	}
	departCode.setText(departmentCode);
	departName.setText(departmentName);

}
 

private void initViews() {
    mVideoUrlView = (EditText) findViewById(R.id.video_url_view);
    mPlayBtn = (Button) findViewById(R.id.play_btn);
    mVideoListView = (ListView) findViewById(R.id.video_list);
    mPlayerBtnGroup = (RadioGroup) findViewById(R.id.play_btn_group);
    mIjkPlayerBtn = (RadioButton) findViewById(R.id.ijkplayer_btn);
    mExoPlayerBtn = (RadioButton) findViewById(R.id.exoplayer_btn);
    mVideoCacheBox = (CheckBox) findViewById(R.id.local_proxy_box);
    mCachedLocationView = (TextView) findViewById(R.id.cached_location_view);
    mCacheSizeView = (TextView) findViewById(R.id.cache_size_view);
    mClearCacheView = (TextView) findViewById(R.id.clear_cache_view);

    mExoPlayerBtn.setChecked(true);

    mPlayBtn.setOnClickListener(this);
    mClearCacheView.setOnClickListener(this);

    mPlayerBtnGroup.setOnCheckedChangeListener(this);

    mCachedLocationView.setText(CacheManager.getCachePath());
}
 

@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    getView().setBackgroundColor(ColorUtil.getMaterialColor(getResources(), 0));

    TextView name = getView().findViewById(R.id.name);
    name.setText(getNavigationScene().getStackHistory());

    Button btn = getView().findViewById(R.id.btn);
    btn.setText(getString(R.string.nav_pop_to_btn_0));
    btn.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            getNavigationScene().push(PopToScene_0.class);
        }
    });
}
 

private void bindEvent() {
	MicroBlogItemClickListener itemClickListener = new MicroBlogItemClickListener(this);
	lvMicroBlog.setOnItemClickListener(itemClickListener);

	MicroBlogContextMenuListener contextMenuListener =
		new MicroBlogContextMenuListener(lvMicroBlog);
	lvMicroBlog.setOnCreateContextMenuListener(contextMenuListener);

	Button btnBack = (Button) this.findViewById(R.id.btnBack);
	btnBack.setOnClickListener(new GoBackClickListener());

}
 

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    Button button = new Button(this);
    button.setText("SubmissionRequestActivity");
    setContentView(button);
}
 

private void init() {
    app = (ApplicationUtil) BrightActivity.this.getApplication();
    btnBack = (Button) findViewById(R.id.btn_back);
    btnBack.setOnClickListener(this);
    sbBright = (SeekBar) findViewById(R.id.sb_bright);
    sbBright.setProgress(50);
    sbBright.setOnSeekBarChangeListener(this);
}
 

private void initViews() {
    mDownloadListView = (ListView) findViewById(R.id.download_listview);
    mFilePath = (TextView) findViewById(R.id.file_path);
    mClearBtn = (Button) findViewById(R.id.clear_cache_btn);
    mPauseBtn = (Button) findViewById(R.id.pause_task_btn);
    mFilePath.setText(VideoDownloadManager.getInstance().getCacheFilePath());
}
 

private void initListView () {
    m_lvListener = new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
            SimpleAdapter adapter = (SimpleAdapter)m_lstFiles.getAdapter();
            Map<String, Object> map = (Map<String, Object>)adapter.getItem(position);
            String  strFile = (String) map.get("path");
            String	strDir = (String) map.get("dir");

            if (strDir.equals("1")) {
                updateFileList (strFile);
            } else {
                String strExt = strFile.substring(strFile.length() - 4);
                if (strExt.equalsIgnoreCase(".url")) {
                    updateURLList (strFile);
                } else {
                    Intent intent = new Intent(FileListView.this, PlayerView.class);
                    intent.setData(Uri.parse(strFile));
                    startActivity(intent);
                }
            }
        }
    };
    m_lstFiles = (ListView)findViewById (R.id.listViewFile);
    m_lstFiles.setOnItemClickListener(m_lvListener);
    m_txtURL = (EditText)findViewById (R.id.editTextURL);
    m_btnPlay = (Button)findViewById (R.id.buttonPlay);

    m_btnPlay.setOnClickListener(new View.OnClickListener() {
        public void onClick(View v) {
        String strURL = m_txtURL.getText ().toString();
        Intent intent = new Intent(FileListView.this, PlayerView.class);
        intent.setData(Uri.parse(strURL));
        startActivity(intent);
        }
    });
}
 

private void init() {
    setTitle(2131100617);
    this.mEditPwdOld = (EditText) findViewById(R.id.edit_pwd_old);
    this.mEditPwdNew = (EditText) findViewById(R.id.edit_pwd_new);
    this.mEditPwdConfirm = (EditText) findViewById(R.id.edit_pwd_confirm);
    this.mSaveBtn = (Button) findViewById(R.id.btn_save);
    this.mSaveBtn.setOnClickListener(this);
}
 

private void initUI() {

        mTextConnectionStatus = (TextView) findViewById(R.id.text_connection_status);
        mTextProduct = (TextView) findViewById(R.id.text_product_info);
        mBtnOpen = (Button) findViewById(R.id.btn_open);
        mBtnOpen.setOnClickListener(this);
        mBtnOpen.setEnabled(false);

        mVersionTv = (TextView) findViewById(R.id.textView2);
        mVersionTv.setText(getResources().getString(R.string.sdk_version, DJISDKManager.getInstance().getSDKVersion()));
    }
 

/**
 * Inflates the save map dialog allowing the user to enter title, tags and description for their map.
 */
private void showSaveMapDialog() {
  // inflate save map dialog layout
  LayoutInflater inflater = LayoutInflater.from(this);
  View saveMapDialogView = inflater.inflate(R.layout.save_map_dialog, null, false);

  // get references to edit text views
  EditText titleEditText = saveMapDialogView.findViewById(R.id.titleEditText);
  EditText tagsEditText = saveMapDialogView.findViewById(R.id.tagsEditText);
  EditText descriptionEditText = saveMapDialogView.findViewById(R.id.descriptionEditText);

  // build the dialog
  AlertDialog saveMapDialog = new AlertDialog.Builder(this)
      .setView(saveMapDialogView)
      .setPositiveButton(R.string.save_map, null)
      .setNegativeButton(R.string.cancel, null)
      .show();

  // click handling for the save map button
  Button saveMapButton = saveMapDialog.getButton(DialogInterface.BUTTON_POSITIVE);
  saveMapButton.setOnClickListener(v -> {
    Iterable<String> tags = Arrays.asList(tagsEditText.getText().toString().split(","));
    // make sure the title edit text view has text
    if (titleEditText.getText().length() > 0) {
      // call save map passing in title, tags and description
      saveMap(titleEditText.getText().toString(), tags, descriptionEditText.getText().toString());
      saveMapDialog.dismiss();
    } else {
      Toast.makeText(this, "A title is required to save your map.", Toast.LENGTH_LONG).show();
    }
  });

  // click handling for the cancel button
  Button cancelButton = saveMapDialog.getButton(DialogInterface.BUTTON_NEGATIVE);
  cancelButton.setOnClickListener(v -> saveMapDialog.dismiss());
}
 

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

    btOnOff = (Button) findViewById(R.id.bt_on_off);
    btOnOff.setOnClickListener(this);

    btChange = (Button) findViewById(R.id.bt_change);
    btChange.setText(R.string.change_passcode);
    btChange.setOnClickListener(this);

    updateUI();
}
 

private void setupFabMenuButtons()
{
    for (int i = 0; i < buttons.length; i++) {

        buttons[i] = new Button(LandActivity.this);
        buttons[i].setLayoutParams(new RelativeLayout.LayoutParams(5, 5));
        buttons[i].setX(0);
        buttons[i].setY(0);
        buttons[i].setTag(i);
        buttons[i].setOnClickListener(this);
        buttons[i].setVisibility(View.INVISIBLE);
        buttons[i].setBackgroundResource(R.drawable.circular_background);
        buttons[i].setBackground(ResourcesCompat.getDrawable(getResources(),buttonicon[i], null));
        /*buttons[i].setTextColor(Color.WHITE);
        buttons[i].setText(String.valueOf(i + 1));
        buttons[i].setTextSize(20);*/
        ((RelativeLayout) findViewById(R.id.content_land)).addView(buttons[i]);
        buttonlabels[i]=new TextView(this);
        buttonlabels[i].setLayoutParams(new RelativeLayout.LayoutParams(5, 5));
        buttonlabels[i].setX(0);
        buttonlabels[i].setY(0);
        buttonlabels[i].setText(buttonlabel[i]);
        buttonlabels[i].setVisibility(View.INVISIBLE);
        ((RelativeLayout) findViewById(R.id.content_land)).addView(buttonlabels[i]);




    }
}