Examples with ViewTreeObserver android.view.ViewTreeObserver used on opensource projects

Example 16 with ViewTreeObserver

use of android.view.ViewTreeObserver in project android_frameworks_base by ParanoidAndroid.

the class ActivityChooserView method dismissPopup.

/**
     * Dismisses the popup window with activities.
     *
     * @return True if dismissed, false if already dismissed.
     */
public boolean dismissPopup() {
    if (isShowingPopup()) {
        getListPopupWindow().dismiss();
        ViewTreeObserver viewTreeObserver = getViewTreeObserver();
        if (viewTreeObserver.isAlive()) {
            viewTreeObserver.removeOnGlobalLayoutListener(mOnGlobalLayoutListener);
        }
    }
    return true;
}

Example 17 with ViewTreeObserver

use of android.view.ViewTreeObserver in project android_frameworks_base by ParanoidAndroid.

the class AbsListView method onAttachedToWindow.

@Override
protected void onAttachedToWindow() {
    super.onAttachedToWindow();
    final ViewTreeObserver treeObserver = getViewTreeObserver();
    treeObserver.addOnTouchModeChangeListener(this);
    if (mTextFilterEnabled && mPopup != null && !mGlobalLayoutListenerAddedFilter) {
        treeObserver.addOnGlobalLayoutListener(this);
    }
    if (mAdapter != null && mDataSetObserver == null) {
        mDataSetObserver = new AdapterDataSetObserver();
        mAdapter.registerDataSetObserver(mDataSetObserver);
        // Data may have changed while we were detached. Refresh.
        mDataChanged = true;
        mOldItemCount = mItemCount;
        mItemCount = mAdapter.getCount();
    }
    mIsAttached = true;
}

Example 18 with ViewTreeObserver

use of android.view.ViewTreeObserver in project android_frameworks_base by ParanoidAndroid.

the class PopupWindow method registerForScrollChanged.

private void registerForScrollChanged(View anchor, int xoff, int yoff) {
    unregisterForScrollChanged();
    mAnchor = new WeakReference<View>(anchor);
    ViewTreeObserver vto = anchor.getViewTreeObserver();
    if (vto != null) {
        vto.addOnScrollChangedListener(mOnScrollChangedListener);
    }
    mAnchorXoff = xoff;
    mAnchorYoff = yoff;
}

Example 19 with ViewTreeObserver

use of android.view.ViewTreeObserver in project android_frameworks_base by ParanoidAndroid.

the class Editor method onAttachedToWindow.

void onAttachedToWindow() {
    if (mShowErrorAfterAttach) {
        showError();
        mShowErrorAfterAttach = false;
    }
    mTemporaryDetach = false;
    final ViewTreeObserver observer = mTextView.getViewTreeObserver();
    // The get method will add the listener on controller creation.
    if (mInsertionPointCursorController != null) {
        observer.addOnTouchModeChangeListener(mInsertionPointCursorController);
    }
    if (mSelectionModifierCursorController != null) {
        mSelectionModifierCursorController.resetTouchOffsets();
        observer.addOnTouchModeChangeListener(mSelectionModifierCursorController);
    }
    updateSpellCheckSpans(0, mTextView.getText().length(), true);
    if (mTextView.hasTransientState() && mTextView.getSelectionStart() != mTextView.getSelectionEnd()) {
        // Since transient state is reference counted make sure it stays matched
        // with our own calls to it for managing selection.
        // The action mode callback will set this back again when/if the action mode starts.
        mTextView.setHasTransientState(false);
        // We had an active selection from before, start the selection mode.
        startSelectionActionMode();
    }
}

Example 20 with ViewTreeObserver

use of android.view.ViewTreeObserver in project android_frameworks_base by ParanoidAndroid.

the class Editor method getInsertionController.

InsertionPointCursorController getInsertionController() {
    if (!mInsertionControllerEnabled) {
        return null;
    }
    if (mInsertionPointCursorController == null) {
        mInsertionPointCursorController = new InsertionPointCursorController();
        final ViewTreeObserver observer = mTextView.getViewTreeObserver();
        observer.addOnTouchModeChangeListener(mInsertionPointCursorController);
    }
    return mInsertionPointCursorController;
}