Java View.setOnKeyListener方法代码示例

import android.view.View; //导入方法依赖的package包/类
private View newList(
    final PickerQuery q, final ViewAnimator flip,
    AdapterView.OnItemClickListener click) {
  final View list = newList(q, click);
  list.setOnKeyListener(new View.OnKeyListener() {
      @Override
      public boolean onKey(View v, int keyCode, KeyEvent event) {
        if (keyCode == KeyEvent.KEYCODE_BACK &&
            event.getAction() == KeyEvent.ACTION_UP) {
          flip.setInAnimation(getContext(), R.anim.slide_in_left);
          flip.setOutAnimation(getContext(), R.anim.slide_out_right);
          flip.showPrevious();
          flip.removeView(list);
          flip.setInAnimation(getContext(), R.anim.slide_in_right);
          flip.setOutAnimation(getContext(), R.anim.slide_out_left);
          return true;
        }
        return false;
      }
    });
  return list;
}
 

import android.view.View; //导入方法依赖的package包/类
private void setUpBackPresses(View view) {
    view.setFocusableInTouchMode(true);
    view.requestFocus();
    view.setOnKeyListener(new View.OnKeyListener() {
        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (event.getAction() == KeyEvent.ACTION_UP && keyCode == KeyEvent.KEYCODE_BACK) {
                // handle back button's click listener
                if (mSearchView.isSearching()) {
                    mSearchView.closeSearch();
                }
                return true;
            }
            return false;
        }
    });
}
 

import android.view.View; //导入方法依赖的package包/类
public void addToCustomContentPage(View customContent, CustomContentCallbacks callbacks,
        String description) {
    if (getPageIndexForScreenId(CUSTOM_CONTENT_SCREEN_ID) < 0) {
        throw new RuntimeException("Expected custom content screen to exist");
    }

    // Add the custom content to the full screen custom page
    CellLayout customScreen = getScreenWithId(CUSTOM_CONTENT_SCREEN_ID);
    int spanX = customScreen.getCountX();
    int spanY = customScreen.getCountY();
    CellLayout.LayoutParams lp = new CellLayout.LayoutParams(0, 0, spanX, spanY);
    lp.canReorder  = false;
    lp.isFullscreen = true;
    if (customContent instanceof Insettable) {
        ((Insettable)customContent).setInsets(mInsets);
    }

    // Verify that the child is removed from any existing parent.
    if (customContent.getParent() instanceof ViewGroup) {
        ViewGroup parent = (ViewGroup) customContent.getParent();
        parent.removeView(customContent);
    }
    customScreen.removeAllViews();
    customContent.setFocusable(true);
    customContent.setOnKeyListener(new FullscreenKeyEventListener());
    customContent.setOnFocusChangeListener(mLauncher.mFocusHandler
            .getHideIndicatorOnFocusListener());
    customScreen.addViewToCellLayout(customContent, 0, 0, lp, true);
    mCustomContentDescription = description;

    mCustomContentCallbacks = callbacks;
}
 

import android.view.View; //导入方法依赖的package包/类
@Override
protected void onBindDialogView(View view) {
    super.onBindDialogView(view);
    final SeekBar seekBar = (SeekBar) view.findViewById(R.id.seekbar);
    mSeekBarVolumizer = new SeekBarVolumizer(getContext(), seekBar, mStreamType);

    // grab focus and key events so that pressing the volume buttons in the
    // dialog doesn't also show the normal volume adjust toast.
    view.setOnKeyListener(this);
    view.setFocusableInTouchMode(true);
    view.requestFocus();
}
 

import android.view.View; //导入方法依赖的package包/类
/**
 * Do clean up.  This can be called multiple times!
 */
private void cleanup() {
   if (mSeekBarVolumizer != null) {
       Dialog dialog = getDialog();
       if (dialog != null && dialog.isShowing()) {
           View view = dialog.getWindow().getDecorView()
                   .findViewById(R.id.seekbar);
           if (view != null) view.setOnKeyListener(null);
           // Stopped while dialog was showing, revert changes
           mSeekBarVolumizer.revertVolume();
       }
       mSeekBarVolumizer.stop();
       mSeekBarVolumizer = null;
   }
}
 

import android.view.View; //导入方法依赖的package包/类
private void onBackPressed(View view) {
    view.setFocusableInTouchMode(true);
    view.setOnKeyListener((v, keyCode, event) -> {
        if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_UP) {
            new AlertDialog.Builder(getActivity())
                    .setTitle("Leave")
                    .setMessage("Do you really want to leave this slot? When you leave, your balance in the current slot is automatically cashed out to your wallet.")
                    .setPositiveButton("Yes", (dialog, id) -> getActivity().finish())
                    .setNegativeButton("No", null)
                    .show();
            return true;
        }
        return false;
    });
}
 

import android.view.View; //导入方法依赖的package包/类
private void onBackPressed(View view) {
    view.setFocusableInTouchMode(true);
    view.setOnKeyListener((v, keyCode, event) -> {
        if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_UP) {
            new AlertDialog.Builder(getActivity())
                    .setTitle("Leave")
                    .setMessage("Exit the watch screen?")
                    .setPositiveButton("Yes", (dialog, id) -> getActivity().finish())
                    .setNegativeButton("No", null)
                    .show();
            return true;
        }
        return false;
    });
}
 

import android.view.View; //导入方法依赖的package包/类
/**
 * Adds the specified child in the specified screen. The position and dimension of
 * the child are defined by x, y, spanX and spanY.
 *
 * @param child The child to add in one of the workspace's screens.
 * @param screenId The screen in which to add the child.
 * @param x The X position of the child in the screen's grid.
 * @param y The Y position of the child in the screen's grid.
 * @param spanX The number of cells spanned horizontally by the child.
 * @param spanY The number of cells spanned vertically by the child.
 */
private void addInScreen(View child, long container, long screenId, int x, int y,
        int spanX, int spanY) {
    if (container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
        if (getScreenWithId(screenId) == null) {
            // DEBUGGING - Print out the stack trace to see where we are adding from
            new Throwable().printStackTrace();
            return;
        }
    }
    if (screenId == EXTRA_EMPTY_SCREEN_ID) {
        // This should never happen
        throw new RuntimeException("Screen id should not be EXTRA_EMPTY_SCREEN_ID");
    }

    final CellLayout layout;
    if (container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
        layout = mLauncher.getHotseat().getLayout();
        child.setOnKeyListener(new HotseatIconKeyEventListener());

        // Hide folder title in the hotseat
        if (child instanceof FolderIcon) {
            ((FolderIcon) child).setTextVisible(false);
        }
    } else {
        // Show folder title if not in the hotseat
        if (child instanceof FolderIcon) {
            ((FolderIcon) child).setTextVisible(true);
        }
        layout = getScreenWithId(screenId);
        child.setOnKeyListener(new IconKeyEventListener());
    }

    ViewGroup.LayoutParams genericLp = child.getLayoutParams();
    CellLayout.LayoutParams lp;
    if (genericLp == null || !(genericLp instanceof CellLayout.LayoutParams)) {
        lp = new CellLayout.LayoutParams(x, y, spanX, spanY);
    } else {
        lp = (CellLayout.LayoutParams) genericLp;
        lp.cellX = x;
        lp.cellY = y;
        lp.cellHSpan = spanX;
        lp.cellVSpan = spanY;
    }

    if (spanX < 0 && spanY < 0) {
        lp.isLockedToGrid = false;
    }

    // Get the canonical child id to uniquely represent this view in this screen
    ItemInfo info = (ItemInfo) child.getTag();
    int childId = mLauncher.getViewIdForItem(info);

    boolean markCellsAsOccupied = !(child instanceof Folder);
    if (!layout.addViewToCellLayout(child, -1, childId, lp, markCellsAsOccupied)) {
        // TODO: This branch occurs when the workspace is adding views
        // outside of the defined grid
        // maybe we should be deleting these items from the LauncherModel?
    }

    if (!(child instanceof Folder)) {
        child.setHapticFeedbackEnabled(false);
        child.setOnLongClickListener(mLongClickListener);
    }
    if (child instanceof DropTarget) {
        mDragController.addDropTarget((DropTarget) child);
    }
}
 

import android.view.View; //导入方法依赖的package包/类
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

    View v = inflater.inflate(R.layout.dialer_digit, container, false);
    // Store the backgrounds objects that will be in use later
    /*
    Resources r = getResources();
    
    digitsBackground = r.getDrawable(R.drawable.btn_dial_textfield_active);
    digitsEmptyBackground = r.getDrawable(R.drawable.btn_dial_textfield_normal);
    */

    // Store some object that could be useful later
    digits = (DigitsEditText) v.findViewById(R.id.digitsText);
    dialPad = (Dialpad) v.findViewById(R.id.dialPad);
    callBar = (DialerCallBar) v.findViewById(R.id.dialerCallBar);
    autoCompleteList = (ListView) v.findViewById(R.id.autoCompleteList);
    rewriteTextInfo = (TextView) v.findViewById(R.id.rewriteTextInfo);
    
    accountChooserButton = (AccountChooserButton) v.findViewById(R.id.accountChooserButton);
    
    accountChooserFilterItem = accountChooserButton.addExtraMenuItem(R.string.apply_rewrite);
    accountChooserFilterItem.setCheckable(true);
    accountChooserFilterItem.setOnMenuItemClickListener(new OnMenuItemClickListener() {
        @Override
        public boolean onMenuItemClick(MenuItem item) {
            setRewritingFeature(!accountChooserFilterItem.isChecked());
            return true;
        }
    });
    setRewritingFeature(prefsWrapper.getPreferenceBooleanValue(SipConfigManager.REWRITE_RULES_DIALER));
    
    dialerLayout = (DialerLayout) v.findViewById(R.id.top_digit_dialer);
    //switchTextView = (ImageButton) v.findViewById(R.id.switchTextView);

    // isTablet = Compatibility.isTabletScreen(getActivity());

    // Digits field setup
    if(savedInstanceState != null) {
        isDigit = savedInstanceState.getBoolean(TEXT_MODE_KEY, isDigit);
    }
    
    digits.setOnEditorActionListener(keyboardActionListener);
    
    // Layout 
    dialerLayout.setForceNoList(mDualPane);
    dialerLayout.setAutoCompleteListVisibiltyChangedListener(this);

    // Account chooser button setup
    accountChooserButton.setShowExternals(true);
    accountChooserButton.setOnAccountChangeListener(accountButtonChangeListener);

    // Dialpad
    dialPad.setOnDialKeyListener(this);

    // We only need to add the autocomplete list if we
    autoCompleteList.setAdapter(autoCompleteAdapter);
    autoCompleteList.setOnItemClickListener(autoCompleteListItemListener);
    autoCompleteList.setFastScrollEnabled(true);

    // Bottom bar setup
    callBar.setOnDialActionListener(this);
    callBar.setVideoEnabled(prefsWrapper.getPreferenceBooleanValue(SipConfigManager.USE_VIDEO));

    //switchTextView.setVisibility(Compatibility.isCompatible(11) ? View.GONE : View.VISIBLE);

    // Init other buttons
    initButtons(v);
    // Ensure that current mode (text/digit) is applied
    setTextDialing(!isDigit, true);
    if(initText != null) {
        digits.setText(initText);
        initText = null;
    }

    // Apply third party theme if any
    applyTheme(v);
    v.setOnKeyListener(this);
    applyTextToAutoComplete();
    return v;
}