private void addViewInner(android.view.View child, int index, android.view.ViewGroup
.LayoutParams @params, bool preventRequestLayout)
{
if (mTransition != null)
{
// Don't prevent other add transitions from completing, but cancel remove
// transitions to let them complete the process before we add to the container
mTransition.cancel(android.animation.LayoutTransition.DISAPPEARING);
}
if (child.getParent() != null)
{
throw new System.InvalidOperationException("The specified child already has a parent. "
+ "You must call removeView() on the child's parent first.");
}
if (mTransition != null)
{
mTransition.addChild(this, child);
}
if (!checkLayoutParams(@params))
{
@params = generateLayoutParams(@params);
}
if (preventRequestLayout)
{
child.mLayoutParams = @params;
}
else
{
child.setLayoutParams(@params);
}
if (index < 0)
{
index = mChildrenCount;
}
addInArray(child, index);
// tell our children
if (preventRequestLayout)
{
child.assignParent(this);
}
else
{
child.mParent = this;
}
if (child.hasFocus())
{
requestChildFocus(child, child.findFocus());
}
android.view.View.AttachInfo ai = mAttachInfo;
if (ai != null && (mGroupFlags & FLAG_PREVENT_DISPATCH_ATTACHED_TO_WINDOW) == 0)
{
bool lastKeepOn = ai.mKeepScreenOn;
ai.mKeepScreenOn = false;
child.dispatchAttachedToWindow(mAttachInfo, (mViewFlags & VISIBILITY_MASK));
if (ai.mKeepScreenOn)
{
needGlobalAttributesUpdate(true);
}
ai.mKeepScreenOn = lastKeepOn;
}
onViewAdded(child);
if ((child.mViewFlags & DUPLICATE_PARENT_STATE) == DUPLICATE_PARENT_STATE)
{
mGroupFlags |= FLAG_NOTIFY_CHILDREN_ON_DRAWABLE_STATE_CHANGE;
}
}
internal virtual void finishRemoveViewLocked(android.view.View view, int index)
{
int count = mViews.Length;
// remove it from the list
android.view.View[] tmpViews = new android.view.View[count - 1];
removeItem(tmpViews, mViews, index);
mViews = tmpViews;
android.view.ViewRootImpl[] tmpRoots = new android.view.ViewRootImpl[count - 1];
removeItem(tmpRoots, mRoots, index);
mRoots = tmpRoots;
android.view.WindowManagerClass.LayoutParams[] tmpParams = new android.view.WindowManagerClass
.LayoutParams[count - 1];
removeItem(tmpParams, mParams, index);
mParams = tmpParams;
if (view != null)
{
view.assignParent(null);
}
}
