private void UpdateButtons(MouseEventArgs e, Boolean up = false)
{
if (DesignMode)
{
return;
}
var oldState = _buttonState;
Boolean showMin = MinimizeBox && ControlBox;
Boolean showMax = MaximizeBox && ControlBox;
if (e.Button == MouseButtons.Left && !up)
{
if (showMin && !showMax && ButtonShow_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonHide_Down;
}
else if (showMin && showMax && ButtonHide_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonHide_Down;
}
else if (showMax && ButtonShow_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonShow_Down;
}
else if (ControlBox && ButtonClose_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonClose_Down;
}
else
{
_buttonState = ButtonState.None;
}
}
else
{
if (showMin && !showMax && ButtonShow_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonHide_Over;
if (oldState == ButtonState.ButtonHide_Down && up)
{
Animation("HIDE", 5);
}
//WindowState = FormWindowState.Minimized;
}
else if (showMin && showMax && ButtonHide_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonHide_Over;
if (oldState == ButtonState.ButtonHide_Down && up)
{
Animation("HIDE", 5);
}
//WindowState = FormWindowState.Minimized;
}
else if (MaximizeBox && ControlBox && ButtonShow_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonShow_Over;
if (oldState == ButtonState.ButtonShow_Down && up)
{
MaximizeWindow(!_maximized);
}
}
else if (ControlBox && ButtonClose_Bounds.Contains(e.Location))
{
_buttonState = ButtonState.ButtonClose_Over;
if (oldState == ButtonState.ButtonClose_Down && up)
{
Animation("EXIT", 5);
}
//Close();
}
else
{
_buttonState = ButtonState.None;
}
}
if (oldState != _buttonState)
{
Invalidate();
}
}
protected override void WndProc(ref Message e)
{
if (e.Msg == 70)
{
Rectangle WorkingArea = SystemInformation.WorkingArea;
Rectangle Rectangle = (Rectangle)System.Runtime.InteropServices.Marshal.PtrToStructure((IntPtr)((long)(IntPtr.Size * 2) + e.LParam.ToInt64()), typeof(Rectangle));
if (Rectangle.X <= WorkingArea.Left + 10)
{
Marshal.WriteInt32(e.LParam, IntPtr.Size * 2, WorkingArea.Left);
}
if (Rectangle.X + Rectangle.Width >= WorkingArea.Width - 10)
{
Marshal.WriteInt32(e.LParam, IntPtr.Size * 2, WorkingArea.Right - Rectangle.Width);
}
if (Rectangle.Y <= WorkingArea.Top + 10)
{
Marshal.WriteInt32(e.LParam, IntPtr.Size * 2 + 4, WorkingArea.Top);
}
if (Rectangle.Y + Rectangle.Height >= WorkingArea.Height - 10)
{
Marshal.WriteInt32(e.LParam, IntPtr.Size * 2 + 4, WorkingArea.Bottom - Rectangle.Height);
}
}
base.WndProc(ref e);
if (DesignMode || IsDisposed)
{
return;
}
if (e.Msg == 0x0203)
{
MaximizeWindow(!_maximized);
}
else
if (e.Msg == 0x0200 && _maximized &&
!(ButtonHide_Bounds.Contains(PointToClient(Cursor.Position)) || ButtonShow_Bounds.Contains(PointToClient(Cursor.Position)) || ButtonClose_Bounds.Contains(PointToClient(Cursor.Position))))
{
if (_headerMouseDown)
{
_maximized = false;
_headerMouseDown = false;
Point mousePoint = PointToClient(Cursor.Position);
if (mousePoint.X < Width / 2)
{
Location = mousePoint.X < _previousSize.Width / 2 ?
new Point(Cursor.Position.X - mousePoint.X, Cursor.Position.Y - mousePoint.Y) :
new Point(Cursor.Position.X - _previousSize.Width / 2, Cursor.Position.Y - mousePoint.Y);
}
else
{
Location = Width - mousePoint.X < _previousSize.Width / 2 ?
new Point(Cursor.Position.X - _previousSize.Width + Width - mousePoint.X, Cursor.Position.Y - mousePoint.Y) :
new Point(Cursor.Position.X - _previousSize.Width / 2, Cursor.Position.Y - mousePoint.Y);
}
Size = _previousSize;
ReleaseCapture();
SendMessage(Handle, 0xA1, 0x2, 0);
}
}
else
if (e.Msg == 0x0201 &&
!(ButtonHide_Bounds.Contains(PointToClient(Cursor.Position)) || ButtonShow_Bounds.Contains(PointToClient(Cursor.Position)) || ButtonClose_Bounds.Contains(PointToClient(Cursor.Position))))
{
if (!_maximized)
{
ReleaseCapture();
SendMessage(Handle, 0xA1, 0x2, 0);
}
else
{
_headerMouseDown = true;
}
}
else
if (e.Msg == 0x0204)
{
Point cursorPos = PointToClient(Cursor.Position);
if (StatusBar_Bounds.Contains(cursorPos) && !ButtonHide_Bounds.Contains(cursorPos) &&
!ButtonShow_Bounds.Contains(cursorPos) && !ButtonClose_Bounds.Contains(cursorPos))
{
// Показывать системное меню по умолчанию при щелчке правой кнопкой мыши
var id = TrackPopupMenuEx(GetSystemMenu(Handle, false), 0x0000 | 0x0100, Cursor.Position.X, Cursor.Position.Y, Handle, IntPtr.Zero);
// Передайте команду в виде сообщения WM_SYSCOMMAND
SendMessage(Handle, 0x0112, id, 0);
}
}
else
if (e.Msg == 0xA1)
{
// Это повторно включает изменение размера, позволяя приложению знать, когда
// пользователь пытается изменить размер стороны. По умолчанию эта функция отключена при использовании WS_SYSMENU.
if (!Sizable)
{
return;
}
byte bFlag = 0;
// Вам какую сторону изменяется от
if (_resizingLocationsToCmd.ContainsKey((Int32)e.WParam))
{
bFlag = (byte)_resizingLocationsToCmd[(Int32)e.WParam];
}
if (bFlag != 0)
{
SendMessage(Handle, 0x0112, 0xF000 | bFlag, (Int32)e.LParam);
}
}
else
if (e.Msg == 0x0202)
{
_headerMouseDown = false;
}
}
