/// <summary>
/// Returns true if any part of the client based rectangle is visible.
/// </summary>
/// <param name="control">Control to check.</param>
/// <param name="rectangleToCheck">Client based rectangle to check.</param>
public static bool IsClientRectangleVisible(Control control, Rectangle rectangleToCheck)
{
if (!control.IsHandleCreated)
{
return(false);
}
Utility.Win32.Common.RECT rcClip, rcClient = new Utility.Win32.Common.RECT(rectangleToCheck);
using (Graphics grfx = control.CreateGraphics())
{
IntPtr hdc = IntPtr.Zero;
try
{
hdc = grfx.GetHdc();
RegionValue result = (RegionValue)Gdi.GetClipBox(hdc, out rcClip);
return(result != RegionValue.NULLREGION);
}
finally
{
if (hdc != IntPtr.Zero)
{
grfx.ReleaseHdc(hdc);
}
}
}
}
public override void OnActionExecuting(ActionExecutingContext context)
{
if (context.RouteData != null)
{
_language = context.RouteData.Values["language"]?.ToString();
int.TryParse(context.RouteData.Values["pageId"]?.ToString(), out _pageId);
_regionValue = context.RouteData.Values["regionValue"] != null
? context.RouteData.Values["regionValue"] as RegionValue
: null;
var languageCode = string.IsNullOrEmpty(_language) ? CmsVariable.DefaultLanguageCode : _language;;
ViewData["languageCode"] = languageCode;
ViewData["languageTerritory"] = LanguageTerritory(languageCode);
}
base.OnActionExecuting(context);
}
