protected override void OnPaint(PaintEventArgs e)
{
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
e.Graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
g = e.Graphics;
//draw BackgroundImage
if (BackgroundImage != null)
{
switch (BackgroundImageLayout)
{
case ImageLayout.Stretch:
case ImageLayout.Zoom:
e.Graphics.DrawImage(
_formBkg,
ClientRectangle,
new Rectangle(0, 0, _formBkg.Width, _formBkg.Height),
GraphicsUnit.Pixel);
break;
case ImageLayout.Center:
case ImageLayout.None:
case ImageLayout.Tile:
e.Graphics.DrawImage(
_formBkg,
ClientRectangle,
ClientRectangle,
GraphicsUnit.Pixel);
break;
}
}
else
{
bmpFormExBack = (Bitmap)ServiceStationClient.ComponentUI.Properties.Resources.window;
imageAttr = new ImageAttributes();
imageAttr.SetColorKey(bmpFormExBack.GetPixel(1, 1), bmpFormExBack.GetPixel(1, 1));
g.DrawImage(bmpFormExBack, new Rectangle(0, 0, 5, 31), 0, 0, 5, 31, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(5, 0, this.Width - 10, 31), 5, 0, bmpFormExBack.Width - 10, 31, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(this.Width - 5, 0, 5, 31), bmpFormExBack.Width - 5, 0, 5, 31, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(0, 31, 5, this.Height - 36), 0, 31, 5, bmpFormExBack.Height - 36, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(5, 31, this.Width - 8, this.Height - 36), 5, 31, 5, bmpFormExBack.Height - 36, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(this.Width - 5, 31, 5, this.Height - 36), bmpFormExBack.Width - 5, 31, 5, bmpFormExBack.Height - 36, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(0, this.Height - 5, 5, 5), 0, bmpFormExBack.Height - 5, 5, 5, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(5, this.Height - 5, this.Width - 10, 5), 5, bmpFormExBack.Height - 5, bmpFormExBack.Width - 10, 5, GraphicsUnit.Pixel);
g.DrawImage(bmpFormExBack, new Rectangle(this.Width - 5, this.Height - 5, 5, 5), bmpFormExBack.Width - 5, bmpFormExBack.Height - 5, 5, 5, GraphicsUnit.Pixel);
}
//draw system buttons
SystemButtonManager.DrawSystemButtons(e.Graphics);
//draw fringe
CommonMethod.DrawFormFringe(this, e.Graphics, _formFringe, Radius);
//draw icon
if (Icon != null && ShowIconInTitle)
{
e.Graphics.DrawIcon(Icon, IconRect);
}
//draw text
if (Text.Length != 0 && ShowTitle)
{
if (TextWithShadow)
{
//using (Image textImg = CommonMethod.GetStringImgWithShadowEffect(Text, TextFont, TextForeColor, TextShadowColor, TextShadowWidth))
//{
// e.Graphics.DrawImage(textImg, TextRect.Location);
//}
}
else
{
TextRenderer.DrawText(
e.Graphics,
Text, TextFont,
TextRect,
TextForeColor,
TextFormatFlags.SingleLine | TextFormatFlags.EndEllipsis);
}
}
}
private void WmNcHitTest(ref Message m) //调整窗体大小
{
int wparam = m.LParam.ToInt32();
Point mouseLocation = new Point(CommonMethod.LOWORD(wparam), CommonMethod.HIWORD(wparam));
mouseLocation = PointToClient(mouseLocation);
if (WindowState != FormWindowState.Maximized)
{
if (CanResize == true)
{
if (mouseLocation.X < 5 && mouseLocation.Y < 5)
{
m.Result = new IntPtr(Win32API.HTTOPLEFT);
return;
}
if (mouseLocation.X > Width - 5 && mouseLocation.Y < 5)
{
m.Result = new IntPtr(Win32API.HTTOPRIGHT);
return;
}
if (mouseLocation.X < 5 && mouseLocation.Y > Height - 5)
{
m.Result = new IntPtr(Win32API.HTBOTTOMLEFT);
return;
}
if (mouseLocation.X > Width - 5 && mouseLocation.Y > Height - 5)
{
m.Result = new IntPtr(Win32API.HTBOTTOMRIGHT);
return;
}
if (mouseLocation.Y < 3)
{
m.Result = new IntPtr(Win32API.HTTOP);
return;
}
if (mouseLocation.Y > Height - 3)
{
m.Result = new IntPtr(Win32API.HTBOTTOM);
return;
}
if (mouseLocation.X < 3)
{
m.Result = new IntPtr(Win32API.HTLEFT);
return;
}
if (mouseLocation.X > Width - 3)
{
m.Result = new IntPtr(Win32API.HTRIGHT);
return;
}
}
}
m.Result = new IntPtr(Win32API.HTCLIENT);
}
protected override void OnCreateControl()
{
base.OnCreateControl();
CommonMethod.SetFormRoundRectRgn(this, Radius);
}