private static Rectangle CreateGlyphButtonTextRectangle(Control control, Size glyphSize)
{
//Spacing between the edge of the glyph and the outer edge of the check area.
//1px padding + 1px for the glyph border.
const int GLYPH_ADDITIONNAL_SPACE = 2;
//Some mysterious spacing on the left and right sides of the text.
const int TEXT_LATTERAL_PADDING = 1;
Rectangle contentRect = LayoutAndPaintUtils.InflateRectangle(control.ClientRectangle, control.Padding);
Size checkAreaSize = new Size(glyphSize.Width + GLYPH_ADDITIONNAL_SPACE, glyphSize.Height + GLYPH_ADDITIONNAL_SPACE);
Point textRectLocation;
if (control.RightToLeft != RightToLeft.Yes)
{
textRectLocation = new Point(contentRect.X + checkAreaSize.Width + TEXT_LATTERAL_PADDING, contentRect.Y);
}
else
{
textRectLocation = new Point(contentRect.X + TEXT_LATTERAL_PADDING);
}
Size textRectSize = new Size(contentRect.Width - checkAreaSize.Width - 2 * TEXT_LATTERAL_PADDING, contentRect.Height);
Rectangle textRect = new Rectangle(textRectLocation, textRectSize);
return(textRect);
}
private static Rectangle CreateGlyphButtonTextRectangle(Control control, Size glyphSize)
{
//Spacing between the edge of the glyph and the outer edge of the check area.
//1px padding + 1px for the glyph border.
const int glyphAdditionnalSpace = 2;
//Some mysterious spacing on the left and right sides of the text.
const int textLatteralPadding = 1;
Rectangle contentRect = LayoutAndPaintUtils.InflateRectangle(control.ClientRectangle, control.Padding);
Size checkAreaSize = new Size(glyphSize.Width + glyphAdditionnalSpace, glyphSize.Height + glyphAdditionnalSpace);
var textRectLocation =
control.RightToLeft != RightToLeft.Yes ?
new Point(contentRect.X + checkAreaSize.Width + textLatteralPadding, contentRect.Y) :
new Point(contentRect.X + textLatteralPadding);
Size textRectSize = new Size(contentRect.Width - checkAreaSize.Width - 2 * textLatteralPadding, contentRect.Height);
Rectangle textRect = new Rectangle(textRectLocation, textRectSize);
return(textRect);
}
public NonClientGraphics(IntPtr hWnd, IntPtr hRgnClip)
{
_hWnd = hWnd;
var flagsDCX = NativeMethods.DCX_WINDOW | NativeMethods.DCX_CACHE | NativeMethods.DCX_CLIPSIBLINGS;
if (hRgnClip != IntPtr.Zero && hRgnClip != (IntPtr)1)
{
//GetDCEx takes ownership of the region, so we give it a copy. This also means that we don't need to delete it afterward.
_hRgnClip = LayoutAndPaintUtils.CopyHRgn(hRgnClip);
//Only set this flag if we provide a valid region to GetDCEx. Otherwise, the latter fails and return null.
flagsDCX |= NativeMethods.DCX_INTERSECTRGN;
}
_hDC = NativeMethods.GetDCEx(_hWnd, _hRgnClip, flagsDCX);
if (_hDC != IntPtr.Zero)
{
Graphics = Graphics.FromHdc(_hDC);
}
}
/// <summary>
/// Returns a <see cref="TextFormatFlags"/> for the specified button.
/// </summary>
/// <param name="btn"></param>
/// <param name="translatedContentAlign">A <see cref="ContentAlignment"/> value that specifies the
/// text alignement for the control. Note that this value must be provided already translated for
/// right-to-left, if desired</param>
/// <param name="showKeyboardCue"></param>
/// <returns></returns>
public static TextFormatFlags CreateTextFormatFlags(ButtonBase btn, ContentAlignment translatedContentAlign, bool showKeyboardCue)
{
var flags = BaseTextFormatFlags | LayoutAndPaintUtils.ConvertToTextFormatFlags(translatedContentAlign);
if (btn.RightToLeft == RightToLeft.Yes)
{
flags |= TextFormatFlags.RightToLeft;
}
if (!btn.UseMnemonic)
{
//Show the ampersand
flags |= TextFormatFlags.NoPrefix;
}
else if (!showKeyboardCue)
{
//Hide the cue
flags |= TextFormatFlags.HidePrefix;
}
return(flags);
}
private static Rectangle CreatePushButtonTextRectangle(Control control)
{
return(LayoutAndPaintUtils.InflateRectangle(control.ClientRectangle, control.Padding));
}
