/// <summary>
/// <p>Display the content view in a popup window anchored to the bottom-left
/// corner of the anchor view offset by the specified x and y coordinates.
/// </summary>
/// <remarks>
/// <p>Display the content view in a popup window anchored to the bottom-left
/// corner of the anchor view offset by the specified x and y coordinates.
/// If there is not enough room on screen to show
/// the popup in its entirety, this method tries to find a parent scroll
/// view to scroll. If no parent scroll view can be scrolled, the bottom-left
/// corner of the popup is pinned at the top left corner of the anchor view.</p>
/// <p>If the view later scrolls to move <code>anchor</code> to a different
/// location, the popup will be moved correspondingly.</p>
/// </remarks>
/// <param name="anchor">the view on which to pin the popup window</param>
/// <seealso cref="dismiss()">dismiss()</seealso>
public virtual void showAsDropDown(android.view.View anchor, int xoff, int yoff)
{
if (isShowing() || mContentView == null)
{
return;
}
registerForScrollChanged(anchor, xoff, yoff);
mIsShowing = true;
mIsDropdown = true;
android.view.WindowManagerClass.LayoutParams p = createPopupLayout(anchor.getWindowToken
());
preparePopup(p);
updateAboveAnchor(findDropDownPosition(anchor, p, xoff, yoff));
if (mHeightMode < 0)
{
p.height = mLastHeight = mHeightMode;
}
if (mWidthMode < 0)
{
p.width = mLastWidth = mWidthMode;
}
p.windowAnimations = computeAnimationResource();
invokePopup(p);
}
/// <summary>
/// <p>
/// Display the content view in a popup window at the specified location.
/// </summary>
/// <remarks>
/// <p>
/// Display the content view in a popup window at the specified location. If the popup window
/// cannot fit on screen, it will be clipped. See
/// <see cref="android.view.WindowManagerClass.LayoutParams">android.view.WindowManagerClass.LayoutParams
/// </see>
/// for more information on how gravity and the x and y parameters are related. Specifying
/// a gravity of
/// <see cref="android.view.Gravity.NO_GRAVITY">android.view.Gravity.NO_GRAVITY</see>
/// is similar to specifying
/// <code>Gravity.LEFT | Gravity.TOP</code>.
/// </p>
/// </remarks>
/// <param name="parent">
/// a parent view to get the
/// <see cref="android.view.View.getWindowToken()">android.view.View.getWindowToken()
/// </see>
/// token from
/// </param>
/// <param name="gravity">the gravity which controls the placement of the popup window
/// </param>
/// <param name="x">the popup's x location offset</param>
/// <param name="y">the popup's y location offset</param>
public virtual void showAtLocation(android.view.View parent, int gravity, int x,
int y)
{
showAtLocation(parent.getWindowToken(), gravity, x, y);
}
/// <summary>Called by ViewAncestor when its window gets input focus.</summary>
/// <remarks>Called by ViewAncestor when its window gets input focus.</remarks>
/// <hide></hide>
public void onWindowFocus(android.view.View rootView, android.view.View focusedView
, int softInputMode, bool first, int windowFlags)
{
lock (mH)
{
if (mHasBeenInactive)
{
mHasBeenInactive = false;
mNextServedNeedsStart = true;
}
focusInLocked(focusedView != null ? focusedView : rootView);
}
checkFocus();
lock (mH)
{
try
{
bool isTextEditor = focusedView != null && focusedView.onCheckIsTextEditor();
mService.windowGainedFocus(mClient, rootView.getWindowToken(), focusedView != null
, isTextEditor, softInputMode, first, windowFlags);
}
catch (android.os.RemoteException)
{
}
}
}
