Java Code Examples for android.view.View.setHapticFeedbackEnabled()

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Example 1
Project: LaunchEnr   File:   Source Code and License Vote up 4 votes
 * 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();
    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)) {
    if (child instanceof DropTarget) {
        mDragController.addDropTarget((DropTarget) child);