private void IniSystemButtons()
{
bool isShowMaxButton = _owner.MaximizeBox;
bool isShowMinButton = _owner.MinimizeBox;
//Colse
SystemButton closeBtn = new SystemButton();
SystemButtonArray[0] = closeBtn;
closeBtn.ToolTip = "关闭";
closeBtn.NormalImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.close_normal.png");
closeBtn.HighLightImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.close_highlight.png");
closeBtn.DownImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.close_down.png");
closeBtn.LocationRect = new Rectangle(
_owner.Width - closeBtn.NormalImg.Width,
-1,
closeBtn.NormalImg.Width,
closeBtn.NormalImg.Height);
//注册事件
closeBtn.OnMouseDownEvent += new MouseDownEventHandler(this.CloseButtonEvent);
//Max
SystemButton MaxBtn = new SystemButton();
SystemButtonArray[1] = MaxBtn;
MaxBtn.ToolTip = "最大化";
if (isShowMaxButton)
{
MaxBtn.NormalImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.max_normal.png");
MaxBtn.HighLightImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.max_highlight.png");
MaxBtn.DownImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.max_down.png");
MaxBtn.OnMouseDownEvent += new MouseDownEventHandler(this.MaxButtonEvent);
MaxBtn.LocationRect = new Rectangle(
closeBtn.LocationRect.X - MaxBtn.NormalImg.Width,
-1,
MaxBtn.NormalImg.Width,
MaxBtn.NormalImg.Height);
}
else
{
MaxBtn.LocationRect = Rectangle.Empty;
}
//Min
SystemButton minBtn = new SystemButton();
SystemButtonArray[2] = minBtn;
minBtn.ToolTip = "最小化";
if (!isShowMinButton)
{
minBtn.LocationRect = Rectangle.Empty;
return;
}
minBtn.NormalImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.min_normal.png");
minBtn.HighLightImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.min_highlight.png");
minBtn.DownImg = RenderHelper.GetImageFormResourceStream("ControlExs.FormEx.Res.SystemButtons.min_down.png");
minBtn.OnMouseDownEvent += new MouseDownEventHandler(this.MinButtonEvent);
if (isShowMaxButton)
{
minBtn.LocationRect = new Rectangle(
MaxBtn.LocationRect.X - minBtn.NormalImg.Width,
-1,
minBtn.NormalImg.Width,
minBtn.NormalImg.Height);
}
else
{
minBtn.LocationRect = new Rectangle(
closeBtn.LocationRect.X - minBtn.NormalImg.Width,
-1,
minBtn.NormalImg.Width,
minBtn.NormalImg.Height);
}
}
protected override void OnPaint(PaintEventArgs pevent)
{
base.OnPaint(pevent);
Graphics g = pevent.Graphics;
g.SmoothingMode = SmoothingMode.AntiAlias;
g.InterpolationMode = InterpolationMode.HighQualityBilinear;
Rectangle imageRect, textRect;
CalculateRect(out imageRect, out textRect);
if (!Enabled)
{
_state = QQControlState.Disabled;
}
switch (_state)
{
case QQControlState.Normal:
RenderHelper.DrawImageWithNineRect(
g, _normalImg,
ClientRectangle,
new Rectangle(0, 0, _normalImg.Width, _normalImg.Height));
break;
case QQControlState.Highlight:
RenderHelper.DrawImageWithNineRect(
g, _highlightImg,
ClientRectangle,
new Rectangle(0, 0, _highlightImg.Width, _highlightImg.Height));
break;
case QQControlState.Focus:
RenderHelper.DrawImageWithNineRect(
g, _focusImg,
ClientRectangle,
new Rectangle(0, 0, _focusImg.Width, _focusImg.Height));
break;
case QQControlState.Down:
RenderHelper.DrawImageWithNineRect(
g, _downImg,
ClientRectangle,
new Rectangle(0, 0, _downImg.Width, _downImg.Height));
break;
case QQControlState.Disabled:
DrawDisabledButton(g);
break;
default:
break;
}
if (Image != null)
{
g.DrawImage(Image, imageRect, 0, 0, Image.Width, Image.Height, GraphicsUnit.Pixel);
}
Color textColor = Enabled ? ForeColor : SystemColors.GrayText;
TextRenderer.DrawText(
g,
Text,
Font,
textRect,
textColor,
GetTextFormatFlags(TextAlign, RightToLeft == RightToLeft.Yes));
}
protected override void OnPaint(PaintEventArgs e)
{
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
e.Graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
//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;
}
}
//draw system buttons
SystemButtonManager.DrawSystemButtons(e.Graphics);
//draw fringe
RenderHelper.DrawFormFringe(this, e.Graphics, _formFringe, Radius);
//draw icon
if (Icon != null && ShowIcon)
{
e.Graphics.DrawIcon(Icon, IconRect);
}
//draw text
if (Text.Length != 0)
{
if (TextWithShadow)
{
using (Image textImg = RenderHelper.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(RenderHelper.LOWORD(wparam), RenderHelper.HIWORD(wparam));
mouseLocation = PointToClient(mouseLocation);
if (WindowState != FormWindowState.Maximized)
{
if (CanResize == true)
{
if (mouseLocation.X < 5 && mouseLocation.Y < 5)
{
m.Result = new IntPtr(Win32.HTTOPLEFT);
return;
}
if (mouseLocation.X > Width - 5 && mouseLocation.Y < 5)
{
m.Result = new IntPtr(Win32.HTTOPRIGHT);
return;
}
if (mouseLocation.X < 5 && mouseLocation.Y > Height - 5)
{
m.Result = new IntPtr(Win32.HTBOTTOMLEFT);
return;
}
if (mouseLocation.X > Width - 5 && mouseLocation.Y > Height - 5)
{
m.Result = new IntPtr(Win32.HTBOTTOMRIGHT);
return;
}
if (mouseLocation.Y < 3)
{
m.Result = new IntPtr(Win32.HTTOP);
return;
}
if (mouseLocation.Y > Height - 3)
{
m.Result = new IntPtr(Win32.HTBOTTOM);
return;
}
if (mouseLocation.X < 3)
{
m.Result = new IntPtr(Win32.HTLEFT);
return;
}
if (mouseLocation.X > Width - 3)
{
m.Result = new IntPtr(Win32.HTRIGHT);
return;
}
}
}
m.Result = new IntPtr(Win32.HTCLIENT);
}
protected override void OnCreateControl()
{
base.OnCreateControl();
RenderHelper.SetFormRoundRectRgn(this, Radius);
}
