private void form_Resize(object sender, EventArgs e)
{
var form = sender as Form;
if (form != null && (DesktopWindowManager.IsCompositionEnabled() && GetGlassEnabled(form)) || form.IsDesignMode())
{
InvalidateNonGlassClientArea(form);
}
}
/// <summary>
/// Raises the <see cref="E:System.Windows.Forms.Control.Paint" /> event.
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.PaintEventArgs" /> that contains the event data.</param>
protected override void OnPaint(PaintEventArgs e)
{
if (!this.IsDesignMode() && SupportGlass && DesktopWindowManager.IsCompositionEnabled())
{
try { e.Graphics.Clear(System.Drawing.Color.Black); } catch { }
}
else
{
if (this.IsDesignMode() || rnd == null || !Application.RenderWithVisualStyles)
{
try { e.Graphics.Clear(BackColor); } catch { }
}
else
{
rnd.DrawBackground(e.Graphics, ClientRectangle, e.ClipRectangle);
}
}
base.OnPaint(e);
}
private void GlassifyForm(Form form, Graphics g = null)
{
if (!(DesktopWindowManager.IsCompositionEnabled() && GetGlassEnabled(form)) && !form.IsDesignMode())
{
return;
}
if (g == null)
{
g = form.CreateGraphics();
}
GlassFormProperties prop;
if (!formProps.TryGetValue(form, out prop))
{
return;
}
// Paint the glass effect.
if (prop.GlassMargins == new Padding(-1))
{
g.FillRectangle(Brushes.Black, form.ClientRectangle);
}
else
{
using (var r = new Region(form.ClientRectangle))
{
r.Exclude(GetNonGlassArea(form, prop));
g.FillRegion(Brushes.Black, r);
}
}
if (!form.IsDesignMode())
{
form.ExtendFrameIntoClientArea(prop.GlassMargins);
}
}
/// <summary>
/// Raises the Paint event.
/// </summary>
/// <param name="e">A <see cref="T:System.Windows.Forms.PaintEventArgs" /> that contains the event data.</param>
protected override void OnPaint(PaintEventArgs e)
{
if (Visible)
{
VisualStyleRenderer vs = null;
if (Application.RenderWithVisualStyles || DesktopWindowManager.IsCompositionEnabled())
{
vs = new VisualStyleRenderer(VisualStyleElement.Window.Caption.Active);
vs.DrawParentBackground(e.Graphics, base.ClientRectangle, this);
}
// Draw image
Rectangle r = DeflateRect(base.ClientRectangle, base.Padding);
if (Image != null)
{
//Rectangle ir = CalcImageRenderBounds(this.Image, r, base.RtlTranslateAlignment(this.ImageAlign));
if (ImageList != null && ImageIndex == 0)
{
if (vs != null && !this.IsDesignMode() && DesktopWindowManager.IsCompositionEnabled())
{
vs.DrawGlassImage(e.Graphics, r, ImageList, ImageIndex);
}
else
{
ImageList.Draw(e.Graphics, r.X, r.Y, r.Width, r.Height, ImageIndex);
}
}
else
{
if (vs != null && !this.IsDesignMode() && DesktopWindowManager.IsCompositionEnabled())
{
vs.DrawGlassImage(e.Graphics, r, Image);
}
else
{
e.Graphics.DrawImage(Image, r);
}
}
}
// Draw text
if (Text.Length > 0)
{
if (this.IsDesignMode() || vs == null || !DesktopWindowManager.IsCompositionEnabled())
{
Brush br = DesktopWindowManager.IsCompositionEnabled() ? SystemBrushes.ActiveCaptionText : SystemBrushes.ControlText;
StringFormat sf = new StringFormat(StringFormat.GenericDefault);
if (this.GetRightToLeftProperty() == System.Windows.Forms.RightToLeft.Yes)
{
sf.FormatFlags |= StringFormatFlags.DirectionRightToLeft;
}
e.Graphics.DrawString(Text, Font, br, base.ClientRectangle, sf);
}
else
{
TextFormatFlags tff = CreateTextFormatFlags(base.RtlTranslateAlignment(TextAlign), AutoEllipsis, UseMnemonic);
vs.DrawGlowingText(e.Graphics, base.ClientRectangle, Text, Font, ForeColor, tff);
}
}
}
}