When overridden in a derived class, specifies a common dialog box.
[SecurityPermissionAttribute(SecurityAction.InheritanceDemand, Flags = SecurityPermissionFlag.UnmanagedCode)]
protected abstract bool RunDialog(
Parameters hwndOwner Type: System .IntPtr A value that represents the window handle of the owner window for the common dialog box. Return Value
System .Boolean if the dialog box was successfully run; otherwise, true . false
This method is invoked when the user of a common dialog box calls
, and it must be overridden by inherited classes of ShowDialog to implement a specific common dialog box. CommonDialog .NET Framework
Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see
.NET Framework System Requirements.
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