public static bool VisualStylesEnabled()
{
// Check if RenderWithVisualStyles property is available in the Application class (New feature in NET 2.0)
Type t = typeof(Application);
System.Reflection.PropertyInfo pi = t.GetProperty("RenderWithVisualStyles");
if (pi == null)
{
// NET 1.1
OperatingSystem os = System.Environment.OSVersion;
if (os.Platform == PlatformID.Win32NT && (((os.Version.Major == 5) && (os.Version.Minor >= 1)) || (os.Version.Major > 5)))
{
DLLVersionInfo version = new DLLVersionInfo();
version.cbSize = Marshal.SizeOf(typeof(DLLVersionInfo));
if (Win32.DllGetVersion(ref version) == 0)
{
return((version.dwMajorVersion > 5) && ThemeRoutines.IsThemeActive() && ThemeRoutines.IsAppThemed());
}
}
return(false);
}
else
{
// NET 2.0
bool result = (bool)pi.GetValue(null, null);
return(result);
}
}
public bool DrawThemeBackground(UxThemeElements eName, IntPtr hDC, int nPartID, int nStateID, ref RECT BGRect, IntPtr pClipRect)
{
IntPtr hTheme = GetTheme(eName);
if (hTheme != IntPtr.Zero)
{
return(ThemeRoutines.DrawThemeBackground(hTheme, hDC, nPartID, nStateID, ref BGRect, pClipRect) == 0);
}
return(false);
}
public bool DrawThemeBackground(UxThemeElements eName, IntPtr hDC, int nPartID, int nStateID, ref Rectangle BGRect, ref Rectangle ClipRect)
{
IntPtr hTheme = GetTheme(eName);
if (hTheme != IntPtr.Zero)
{
RECT BGRECT = BGRect;
RECT ClipRECT = ClipRect;
return(ThemeRoutines.DrawThemeBackground(hTheme, hDC, nPartID, nStateID, ref BGRECT, ref ClipRECT) == 0);
}
return(false);
}
protected void Dispose(bool disposing)
{
if (!m_bDisposed)
{
if (disposing)
{
foreach (KeyValuePair <string, IntPtr> entry in m_pLoadedThemes)
{
ThemeRoutines.CloseThemeData(entry.Value);
}
m_pLoadedThemes.Clear();
m_bDisposed = true;
}
}
}
private bool EnsureTheme(string strName)
{
if (ThemeRoutines.IsThemeActive() && !m_pLoadedThemes.ContainsKey(strName))
{
IntPtr pTheme = IntPtr.Zero;
pTheme = ThemeRoutines.OpenThemeData(m_cParent.Handle, strName);
if (pTheme != IntPtr.Zero)
{
m_pLoadedThemes.Add(strName, pTheme);
return(true);
}
return(false);
}
return(true);
}
public bool GetThemeInt(UxThemeElements eName, int nPartID, int nStateID, int nPropID, out int nPropVal)
{
IntPtr hTheme = GetTheme(eName);
return(ThemeRoutines.GetThemeInt(hTheme, nPartID, nStateID, nPropID, out nPropVal) == 0);
}
public bool GetThemeBackgroundRegion(UxThemeElements eName, IntPtr hDC, int nPartID, int nStateID, ref RECT windowRect, out IntPtr pRegion)
{
IntPtr hTheme = GetTheme(eName);
return(ThemeRoutines.GetThemeBackgroundRegion(hTheme, hDC, nPartID, nStateID, ref windowRect, out pRegion) == 0);
}
public bool GetThemeBackgroundContentRect(UxThemeElements eName, IntPtr hDC, int nPartID, int nStateID, ref RECT windowRect, out RECT contentRect)
{
IntPtr hTheme = GetTheme(eName);
return(ThemeRoutines.GetThemeBackgroundContentRect(hTheme, hDC, nPartID, nStateID, ref windowRect, out contentRect) == 0);
}
public bool DrawThemeParentBackground(IntPtr hDC, ref Rectangle pRect)
{
RECT BGRECT = pRect;
return(ThemeRoutines.DrawThemeParentBackground(m_cParent.Handle, hDC, ref BGRECT) == 0);
}
public bool DrawThemeParentBackground(IntPtr hDC, ref RECT pRect)
{
return(ThemeRoutines.DrawThemeParentBackground(m_cParent.Handle, hDC, ref pRect) == 0);
}
public bool IsThemeBackgroundPartiallyTransparent(UxThemeElements eName, int nPartID, int nStateID)
{
IntPtr hTheme = GetTheme(eName);
return(ThemeRoutines.IsThemeBackgroundPartiallyTransparent(hTheme, nPartID, nStateID) == 0);
}