public bool IsAero()
{
int num = 0;
SBNFormController.DwmIsCompositionEnabled(ref num);
return(num == 1);
}
protected void CustomProc(ref Message m)
{
int msg = m.Msg;
if (msg <= 15)
{
if (msg == 1)
{
this.GetFrameSize();
this.FrameChanged();
m.Result = SBNFormController.MSG_HANDLED;
base.WndProc(ref m);
return;
}
if (msg != 6)
{
if (msg != 15)
{
goto IL_316;
}
SBNFormController.PAINTSTRUCT pAINTSTRUCT = default(SBNFormController.PAINTSTRUCT);
if (!this._bPainting)
{
this._bPainting = true;
SBNFormController.BeginPaint(m.HWnd, ref pAINTSTRUCT);
this.PaintThis(pAINTSTRUCT.hdc, pAINTSTRUCT.rcPaint);
SBNFormController.EndPaint(m.HWnd, ref pAINTSTRUCT);
this._bPainting = false;
base.WndProc(ref m);
}
else
{
base.WndProc(ref m);
}
return;
}
}
else
{
switch (msg)
{
case 131:
if (m.WParam != IntPtr.Zero && m.Result == IntPtr.Zero)
{
if (this._bExtendIntoFrame)
{
SBNFormController.NCCALCSIZE_PARAMS nCCALCSIZE_PARAMS = (SBNFormController.NCCALCSIZE_PARAMS)Marshal.PtrToStructure(m.LParam, typeof(SBNFormController.NCCALCSIZE_PARAMS));
nCCALCSIZE_PARAMS.rect0.Top = nCCALCSIZE_PARAMS.rect0.Top - ((this._tMargins.cyTopHeight > this.CaptionHeight) ? this.CaptionHeight : this._tMargins.cyTopHeight);
nCCALCSIZE_PARAMS.rect1 = nCCALCSIZE_PARAMS.rect0;
Marshal.StructureToPtr(nCCALCSIZE_PARAMS, m.LParam, false);
m.Result = (IntPtr)1024;
}
base.WndProc(ref m);
}
else
{
base.WndProc(ref m);
}
return;
case 132:
if (m.Result == (IntPtr)0L)
{
IntPtr zero = IntPtr.Zero;
if (SBNFormController.DwmDefWindowProc(m.HWnd, (uint)m.Msg, m.WParam, m.LParam, ref zero))
{
m.Result = zero;
}
else
{
m.Result = (IntPtr)((long)this.HitTest());
}
}
else
{
base.WndProc(ref m);
}
return;
default:
if (msg == 274)
{
uint num;
if (IntPtr.Size == 4)
{
num = (uint)m.WParam.ToInt32();
}
else
{
num = (uint)m.WParam.ToInt64();
}
if ((num & 65520u) == 61728u)
{
this.CurrentForm.Height = this._iStoreHeight;
}
else if (this.CurrentForm.WindowState == FormWindowState.Normal)
{
this._iStoreHeight = this.CurrentForm.Height;
}
base.WndProc(ref m);
return;
}
if (msg != 798)
{
goto IL_316;
}
break;
}
}
SBNFormController.DwmExtendFrameIntoClientArea(this.CurrentForm.Handle, ref this._tMargins);
m.Result = SBNFormController.MSG_HANDLED;
base.WndProc(ref m);
return;
IL_316:
base.WndProc(ref m);
}
private void PaintThis(IntPtr hdc, SBNFormController.RECT rc)
{
SBNFormController.RECT cliprect = default(SBNFormController.RECT);
SBNFormController.GetClientRect(this.CurrentForm.Handle, ref cliprect);
if (this._bExtendIntoFrame)
{
cliprect.Left = this._tClientRect.Left - this._tMargins.cxLeftWidth;
cliprect.Top = this._tMargins.cyTopHeight;
cliprect.Right -= this._tMargins.cxRightWidth;
cliprect.Bottom -= this._tMargins.cyBottomHeight;
}
else if (!this._bPaintWindow)
{
cliprect.Left = this._tMargins.cxLeftWidth;
cliprect.Top = this._tMargins.cyTopHeight;
cliprect.Right -= this._tMargins.cxRightWidth;
cliprect.Bottom -= this._tMargins.cyBottomHeight;
}
if (!this._bPaintWindow)
{
int crColor;
IntPtr intPtr;
using (new SBNFormController.ClippingRegion(hdc, cliprect, rc))
{
if (this.IsAero())
{
SBNFormController.FillRect(hdc, ref rc, SBNFormController.GetStockObject(4));
}
else
{
crColor = ColorTranslator.ToWin32(Color.FromArgb(194, 217, 247));
intPtr = SBNFormController.CreateSolidBrush(crColor);
SBNFormController.FillRect(hdc, ref cliprect, intPtr);
SBNFormController.DeleteObject(intPtr);
}
}
crColor = ColorTranslator.ToWin32(this.CurrentForm.BackColor);
intPtr = SBNFormController.CreateSolidBrush(crColor);
SBNFormController.FillRect(hdc, ref cliprect, intPtr);
SBNFormController.DeleteObject(intPtr);
}
else
{
SBNFormController.FillRect(hdc, ref rc, SBNFormController.GetStockObject(4));
}
if (this._bExtendIntoFrame && this._bDrawCaption)
{
Rectangle layoutRect = new Rectangle(4, 4, rc.Right, this.CaptionHeight);
using (Graphics graphics = Graphics.FromHdc(hdc))
{
using (Font font = new Font("Segoe UI", 12f, FontStyle.Regular))
{
SizeF sizeF = graphics.MeasureString(this.CurrentForm.Text, font);
int num = (rc.Right - (int)sizeF.Width) / 2;
if (num < 2 * this.FrameWidth)
{
num = 2 * this.FrameWidth;
}
layoutRect.X = num;
layoutRect.Y = 4;
using (StringFormat stringFormat = new StringFormat())
{
stringFormat.HotkeyPrefix = HotkeyPrefix.None;
stringFormat.FormatFlags = StringFormatFlags.NoWrap;
stringFormat.Alignment = StringAlignment.Near;
stringFormat.LineAlignment = StringAlignment.Near;
using (GraphicsPath graphicsPath = new GraphicsPath())
{
graphics.SmoothingMode = SmoothingMode.HighQuality;
graphicsPath.AddString(this.CurrentForm.Text, font.FontFamily, (int)font.Style, font.Size, layoutRect, stringFormat);
graphics.FillPath(Brushes.Black, graphicsPath);
}
}
}
}
}
}
private void InvalidateWindow()
{
SBNFormController.RedrawWindow(this.CurrentForm.Handle, IntPtr.Zero, IntPtr.Zero, 1285u);
}
private void FrameChanged()
{
SBNFormController.RECT rECT = default(SBNFormController.RECT);
SBNFormController.GetWindowRect(this.CurrentForm.Handle, ref rECT);
SBNFormController.SetWindowPos(this.CurrentForm.Handle, IntPtr.Zero, rECT.Left, rECT.Top, rECT.Right - rECT.Left, rECT.Bottom - rECT.Top, 32u);
}
private SBNFormController.HIT_CONSTANTS HitTest()
{
SBNFormController.RECT rECT = default(SBNFormController.RECT);
Point pt = default(Point);
SBNFormController.GetCursorPos(ref pt);
SBNFormController.GetWindowRect(this.CurrentForm.Handle, ref rECT);
pt.X -= rECT.Left;
pt.Y -= rECT.Top;
int num = rECT.Right - rECT.Left;
int num2 = rECT.Bottom - rECT.Top;
SBNFormController.RECT rECT2 = new SBNFormController.RECT(0, 0, this.FrameWidth, this.FrameHeight);
SBNFormController.HIT_CONSTANTS result;
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTTOPLEFT;
}
else
{
rECT2 = new SBNFormController.RECT(num - this.FrameWidth, 0, num, this.FrameHeight);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTTOPRIGHT;
}
else
{
rECT2 = new SBNFormController.RECT(this.FrameWidth, 0, num - this.FrameWidth * 2 - this._iFrameOffset, this.FrameHeight);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTTOP;
}
else
{
rECT2 = new SBNFormController.RECT(this.FrameWidth, this.FrameHeight, num - (this.FrameWidth * 2 + this._iFrameOffset), this._tMargins.cyTopHeight);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTCAPTION;
}
else
{
rECT2 = new SBNFormController.RECT(0, this.FrameHeight, this.FrameWidth, num2 - this.FrameHeight);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTLEFT;
}
else
{
rECT2 = new SBNFormController.RECT(0, num2 - this.FrameHeight, this.FrameWidth, num2);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTBOTTOMLEFT;
}
else
{
rECT2 = new SBNFormController.RECT(this.FrameWidth, num2 - this.FrameHeight, num - this.FrameWidth, num2);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTBOTTOM;
}
else
{
rECT2 = new SBNFormController.RECT(num - this.FrameWidth, num2 - this.FrameHeight, num, num2);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTBOTTOMRIGHT;
}
else
{
rECT2 = new SBNFormController.RECT(num - this.FrameWidth, this.FrameHeight, num, num2 - this.FrameHeight);
if (SBNFormController.PtInRect(ref rECT2, pt))
{
result = SBNFormController.HIT_CONSTANTS.HTRIGHT;
}
else
{
result = SBNFormController.HIT_CONSTANTS.HTCLIENT;
}
}
}
}
}
}
}
}
}
return(result);
}