static private bool ComCtlDllSupportsArrows()
{
IntPtr hModule = IntPtr.Zero;
try
{
hModule = LoadLibrary("comctl32.dll");
if (hModule != IntPtr.Zero)
{
UIntPtr proc = GetProcAddress(hModule, "DllGetVersion");
if (proc == UIntPtr.Zero) // Old versions don't support this method
{
return(false);
}
}
DLLVERSIONINFO vi = new DLLVERSIONINFO();
vi.cbSize = Marshal.SizeOf(typeof(DLLVERSIONINFO));
DllGetVersion(ref vi);
return(vi.dwMajorVersion >= 6);
}
finally
{
if (hModule != IntPtr.Zero)
{
FreeLibrary(hModule);
}
}
}
/// <summary>
/// Returns a Version object that contains information about the verion
/// of the CommonControls that the application is using
/// </summary>
/// <returns>A Version object that contains information about the verion
/// of the CommonControls that the application is using</returns>
private static Version GetComctlVersion()
{
DLLVERSIONINFO comctlVersion = new DLLVERSIONINFO();
comctlVersion.cbSize = Marshal.SizeOf(typeof(DLLVERSIONINFO));
if (NativeMethods.DllGetVersion(ref comctlVersion) == 0)
{
return(new Version(comctlVersion.dwMajorVersion, comctlVersion.dwMinorVersion, comctlVersion.dwBuildNumber));
}
return(new Version());
}
private bool IsCommonCtrl6()
{
// Cache this value for efficenty
if (bGotIsCommonCtrl6 == false)
{
DLLVERSIONINFO dllVersion = new DLLVERSIONINFO();
// We are assummng here that anything greater or equal than 6
// will have the new XP theme drawing enable
dllVersion.cbSize = Marshal.SizeOf(typeof(DLLVERSIONINFO));
WindowsAPI.GetCommonControlDLLVersion(ref dllVersion);
bGotIsCommonCtrl6 = true;
isCommonCtrl6 = (dllVersion.dwMajorVersion >= 6);
}
return(isCommonCtrl6);
}
//---------------------------------------------------------------------------
public void SetImage
(
Bitmap[] images,
Alignment align,
int leftMargin, int topMargin, int rightMargin, int bottomMargin
)
{
if (ComCtlMajorVersion < 0)
{
DLLVERSIONINFO dllVersion = new DLLVERSIONINFO();
dllVersion.cbSize = Marshal.SizeOf(typeof(DLLVERSIONINFO));
GetCommonControlDLLVersion(ref dllVersion);
ComCtlMajorVersion = dllVersion.dwMajorVersion;
}
if (ComCtlMajorVersion >= 6 && FlatStyle == FlatStyle.System)
{
RECT rect = new RECT();
rect.left = leftMargin;
rect.top = topMargin;
rect.right = rightMargin;
rect.bottom = bottomMargin;
BUTTON_IMAGELIST buttonImageList = new BUTTON_IMAGELIST();
buttonImageList.margin = rect;
buttonImageList.uAlign = (int)align;
ImageList = GenerateImageList(images);
buttonImageList.himl = ImageList.Handle;
SendMessage(this.Handle, BCM_SETIMAGELIST, 0, ref buttonImageList);
}
else
{
FlatStyle = FlatStyle.Standard;
if (images.Length > 0)
{
Image = images[0];
}
}
}
public static bool IsThemed()
{
bool retval = false;
if ((Environment.OSVersion.Version.Major == 5 &&
Environment.OSVersion.Version.Minor >= 1) ||
Environment.OSVersion.Version.Major > 5)
{
bool appThemed = NativeMethods.IsAppThemed();
bool themeActive = NativeMethods.IsThemeActive();
if (appThemed && themeActive)
{
DLLVERSIONINFO dvi = new DLLVERSIONINFO();
dvi.cbSize = (uint)Marshal.SizeOf(dvi);
NativeMethods.DllGetVersion(ref dvi);
retval = (dvi.dwMajorVersion >= 6);
}
}
return(retval);
}
public static extern uint DllGetVersion( ref DLLVERSIONINFO pdvi );
internal static extern int DllGetVersion(ref DLLVERSIONINFO pdvi);
[DllImport(comctl32)] public static extern int DllGetVersion(ref DLLVERSIONINFO pdvi);
static extern int DllGetVersion(ref DLLVERSIONINFO pdvi);
private static extern int GetCommonControlDLLVersion(ref DLLVERSIONINFO dvi);
public static extern Int32 DllGetVersion(
ref DLLVERSIONINFO pdvi);
public static extern int CommonControlsGetVersion(ref DLLVERSIONINFO pdvi);
public extern static int DllGetVersion(ref DLLVERSIONINFO dvi);
public static bool IsThemed()
{
bool retval = false;
if ( ( Environment.OSVersion.Version.Major == 5 &&
Environment.OSVersion.Version.Minor >= 1 ) ||
Environment.OSVersion.Version.Major > 5 )
{
bool appThemed = NativeMethods.IsAppThemed();
bool themeActive = NativeMethods.IsThemeActive();
if ( appThemed && themeActive )
{
DLLVERSIONINFO dvi = new DLLVERSIONINFO();
dvi.cbSize = (uint)Marshal.SizeOf(dvi);
NativeMethods.DllGetVersion( ref dvi );
retval = ( dvi.dwMajorVersion >= 6 );
}
}
return retval;
}
public static extern int CommonControlsGetVersion(ref DLLVERSIONINFO pdvi);
static extern int DllGetVersion(ref DLLVERSIONINFO dwVersion);
/// <summary>
/// Sets the images of the button to the specified value with the specified alignment and margins.
/// </summary>
/// <param name="images">The images for the button.</param>
/// <param name="align">The alignment of the image</param>
/// <param name="leftMargin">The left margin of the image in pixels</param>
/// <param name="topMargin">The top margin of the image in pixels</param>
/// <param name="rightMargin">The right margin of the image in pixels</param>
/// <param name="bottomMargin">The bottom margin of the image in pixels</param>
public void SetImage(Bitmap[] images,
Alignment align, int leftMargin, int topMargin, int rightMargin,
int bottomMargin)
{
if (GenerateDisabledImage)
{
if (images.Length == 1)
{
Bitmap image = images[0];
images = new Bitmap[] { image, image, image, image, image };
}
images[3] = DrawImageDisabled(images[3]);
}
if (ComCtlMajorVersion < 0)
{
DLLVERSIONINFO dllVersion = new DLLVERSIONINFO();
dllVersion.cbSize = Marshal.SizeOf(typeof(DLLVERSIONINFO));
GetCommonControlDLLVersion(ref dllVersion);
ComCtlMajorVersion = dllVersion.dwMajorVersion;
}
if (ComCtlMajorVersion >= 6 && FlatStyle == FlatStyle.System)
{
RECT rect = new RECT();
rect.left = leftMargin;
rect.top = topMargin;
rect.right = rightMargin;
rect.bottom = bottomMargin;
BUTTON_IMAGELIST buttonImageList = new BUTTON_IMAGELIST();
buttonImageList.margin = rect;
buttonImageList.uAlign = (int)align;
ImageList = GenerateImageList(images);
buttonImageList.himl = ImageList.Handle;
SendMessage(this.Handle, BCM_SETIMAGELIST, 0, ref buttonImageList);
}
else
{
FlatStyle = FlatStyle.Standard;
if (images.Length > 0)
{
Image = images[0];
}
switch (align)
{
case Alignment.Bottom:
ImageAlign = ContentAlignment.BottomCenter;
break;
case Alignment.Left:
ImageAlign = ContentAlignment.MiddleLeft;
break;
case Alignment.Right:
ImageAlign = ContentAlignment.MiddleRight;
break;
case Alignment.Top:
ImageAlign = ContentAlignment.TopCenter;
break;
case Alignment.Center:
ImageAlign = ContentAlignment.MiddleCenter;
break;
}
}
}
public static extern int DllGetVersion(ref DLLVERSIONINFO s);
private static bool ComCtlDllSupportsArrows()
{
IntPtr hModule = IntPtr.Zero;
try
{
hModule = LoadLibrary("comctl32.dll");
if (hModule != IntPtr.Zero)
{
UIntPtr proc = GetProcAddress(hModule, "DllGetVersion");
if (proc == UIntPtr.Zero) // Old versions don't support this method
return false;
}
DLLVERSIONINFO vi = new DLLVERSIONINFO();
vi.cbSize = Marshal.SizeOf(typeof(DLLVERSIONINFO));
DllGetVersion(ref vi);
return vi.dwMajorVersion >= 6;
}
finally
{
if (hModule != IntPtr.Zero)
FreeLibrary(hModule);
}
}
public extern static int DllGetVersion(ref DLLVERSIONINFO dvi);
public static extern Int32 DllGetVersion( ref DLLVERSIONINFO pdvi);
