void UpdateMenuWithNewSize()
{
var menu = _basePage.SlideMenu;
if (menu != null)
{
if (menu.IsFullScreen)
{
if (menu.MenuOrientations == MenuOrientation.BottomToTop ||
menu.MenuOrientations == MenuOrientation.TopToBottom)
{
menu.WidthRequest = ScreenSizeHelper.ScreenWidth;
}
if (menu.MenuOrientations == MenuOrientation.LeftToRight ||
menu.MenuOrientations == MenuOrientation.RightToLeft)
{
menu.HeightRequest = ScreenSizeHelper.ScreenHeight;
}
}
if (_dragGesture != null)
{
_dragGesture.UpdateLayoutSize(menu);
_dragGesture.LayoutHideStatus();
}
}
}
void OnSizeChanged(int w, int h, int oldw, int oldh)
{
if (_basePage == null)
{
return;
}
var metrics = _pageRenderer.Resources.DisplayMetrics;
ScreenSizeHelper.ScreenWidth = w / metrics.Density;
ScreenSizeHelper.ScreenHeight = h / metrics.Density;
var menu = _basePage.SlideMenu;
if (menu != null)
{
if (_dragGesture != null)
{
_dragGesture.UpdateLayoutSize(menu);
var rect = _dragGesture.GetHidePosition();
menu.Layout(new Xamarin.Forms.Rectangle(
rect.left / metrics.Density,
rect.top / metrics.Density,
(rect.right - rect.left) / metrics.Density,
(rect.bottom - rect.top) / metrics.Density));
if (_popMenuOverlayRenderer != null)
{
_popMenuOverlayRenderer.UpdateLayout();
}
_dragGesture.LayoutHideStatus();
return;
}
}
if (!string.IsNullOrEmpty(_currentPopup))
{
LayoutPopup();
}
if (_backgroundOverlay != null)
{
_backgroundOverlay.Layout(
0,
0,
(int)(ScreenSizeHelper.ScreenWidth * metrics.Density),
(int)(ScreenSizeHelper.ScreenHeight * metrics.Density));
}
}
void OnSizeChanged(int w, int h, int oldw, int oldh)
{
if (_basePage == null)
{
return;
}
var metrics = _pageRenderer.Resources.DisplayMetrics;
ScreenSizeHelper.ScreenWidth = w / metrics.Density;
ScreenSizeHelper.ScreenHeight = h / metrics.Density;
var menu = _basePage.SlideMenu;
if (menu != null)
{
if (_dragGesture != null)
{
_dragGesture.UpdateLayoutSize(menu);
// Actully, this cannot Layout the Hide Position
// but it can update the menu Layout, I didn't find a better to do so
var rect = _dragGesture.GetHidePosition();
menu.Layout(new Xamarin.Forms.Rectangle(
rect.left / metrics.Density,
rect.top / metrics.Density,
(rect.right - rect.left) / metrics.Density,
(rect.bottom - rect.top) / metrics.Density));
}
}
if (!string.IsNullOrEmpty(_currentPopup))
{
LayoutPopup();
}
if (_backgroundOverlay != null)
{
_backgroundOverlay.Layout(
0,
0,
(int)(ScreenSizeHelper.ScreenWidth * metrics.Density),
(int)(ScreenSizeHelper.ScreenHeight * metrics.Density));
}
}
public void ViewWillTransitionToSize(CGSize toSize, IUIViewControllerTransitionCoordinator coordinator)
{
var menu = _basePage.SlideMenu;
// this is used for rotation
double bigValue = UIScreen.MainScreen.Bounds.Height > UIScreen.MainScreen.Bounds.Width ? UIScreen.MainScreen.Bounds.Height : UIScreen.MainScreen.Bounds.Width;
double smallValue = UIScreen.MainScreen.Bounds.Height < UIScreen.MainScreen.Bounds.Width ? UIScreen.MainScreen.Bounds.Height : UIScreen.MainScreen.Bounds.Width;
if (toSize.Width < toSize.Height)
{
ScreenSizeHelper.ScreenHeight = bigValue;
// this is used for mutiltasking
ScreenSizeHelper.ScreenWidth = toSize.Width < smallValue ? toSize.Width : smallValue;
}
else
{
ScreenSizeHelper.ScreenHeight = smallValue;
ScreenSizeHelper.ScreenWidth = toSize.Width < bigValue ? toSize.Width : bigValue;
}
if (!string.IsNullOrEmpty(_currentPopup))
{
GetPopupPositionAndLayout();
// Layout background
_backgroundOverlay.Frame = new CGRect(0, 0, ScreenSizeHelper.ScreenWidth, ScreenSizeHelper.ScreenHeight);
}
if (_dragGesture == null)
{
return;
}
_dragGesture.UpdateLayoutSize(menu);
var rect = _dragGesture.GetHidePosition();
menu.Layout(new Xamarin.Forms.Rectangle(
rect.left,
rect.top,
(rect.right - rect.left),
(rect.bottom - rect.top)));
_dragGesture.LayoutHideStatus();
}
void UpdateMenuLayout()
{
var menu = _basePage.SlideMenu;
if (menu == null || _dragGesture == null)
{
return;
}
//update layout
_dragGesture.UpdateLayoutSize(menu);
var rect = _dragGesture.GetHidePosition();
menu.Layout(new Xamarin.Forms.Rectangle(
rect.left,
rect.top,
(rect.right - rect.left),
(rect.bottom - rect.top)));
_dragGesture.LayoutHideStatus();
}
