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

Example 86 with ViewTreeObserver

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

the class PopupWindow method attachToAnchor.

private void attachToAnchor(View anchor, int xoff, int yoff, int gravity) {
    detachFromAnchor();
    final ViewTreeObserver vto = anchor.getViewTreeObserver();
    if (vto != null) {
        vto.addOnScrollChangedListener(mOnScrollChangedListener);
    }
    final View anchorRoot = anchor.getRootView();
    anchorRoot.addOnAttachStateChangeListener(mOnAnchorRootDetachedListener);
    mAnchor = new WeakReference<>(anchor);
    mAnchorRoot = new WeakReference<>(anchorRoot);
    mIsAnchorRootAttached = anchorRoot.isAttachedToWindow();
    mAnchorXoff = xoff;
    mAnchorYoff = yoff;
    mAnchoredGravity = gravity;
}

Example 87 with ViewTreeObserver

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

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();
    }
}

Example 88 with ViewTreeObserver

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

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;
}

Example 89 with ViewTreeObserver

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

the class Editor method onAttachedToWindow.

void onAttachedToWindow() {
    if (mShowErrorAfterAttach) {
        showError();
        mShowErrorAfterAttach = 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.hasSelection()) {
        refreshTextActionMode();
    }
    getPositionListener().addSubscriber(mCursorAnchorInfoNotifier, true);
    resumeBlink();
}

Example 90 with ViewTreeObserver

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

the class Editor method getSelectionController.

SelectionModifierCursorController getSelectionController() {
    if (!mSelectionControllerEnabled) {
        return null;
    }
    if (mSelectionModifierCursorController == null) {
        mSelectionModifierCursorController = new SelectionModifierCursorController();
        final ViewTreeObserver observer = mTextView.getViewTreeObserver();
        observer.addOnTouchModeChangeListener(mSelectionModifierCursorController);
    }
    return mSelectionModifierCursorController;
}