protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
base.Invalidate(base.SplitterRectangle);
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
if (_histTest == HistTest.Button &&
e.Button == MouseButtons.Left &&
collapseRect.Contains(mousePoint))
{
OnCollapseClick(EventArgs.Empty);
}
_histTest = HistTest.None;
}
/// <summary>
/// 鼠标按下的时候.
/// </summary>
/// <param name="e"></param>
protected override void OnMouseDown(MouseEventArgs e)
{
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
if (collapseRect.Contains(mousePoint) ||
(_collapsePanel != CollapsePanel.None &&
_spliterPanelState == SpliterPanelState.Collapsed))
{
_histTest = HistTest.Button;
return;
}
if (base.SplitterRectangle.Contains(mousePoint))
{
_histTest = HistTest.Spliter;
}
base.OnMouseDown(e);
}
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
base.Invalidate(base.SplitterRectangle);
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
if (_histTest == HistTest.Button &&
e.Button == MouseButtons.Left &&
collapseRect.Contains(mousePoint))
{
OnCollapseClick(EventArgs.Empty);
}
_histTest = HistTest.None;
}
protected override void OnMouseMove(MouseEventArgs e)
{
//����������û�а��£�����HistTest
if (e.Button != MouseButtons.Left)
{
_histTest = HistTest.None;
}
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
//�����Button��������Ҳ������϶�
if (collapseRect.Contains(mousePoint) &&
_histTest != HistTest.Spliter)
{
base.Capture = false;
SetCursor(Cursors.Hand);
MouseState = ControlState.Hover;
return;
}//����ڷָ���������
else if (base.SplitterRectangle.Contains(mousePoint))
{
MouseState = ControlState.Normal;
//����Ѿ��ڰ�ť�������������Ѿ��������Ͳ������϶���
if (_histTest == HistTest.Button ||
(_collapsePanel != CollapsePanel.None &&
_spliterPanelState == SpliterPanelState.Collapsed))
{
base.Capture = false;
base.Cursor = Cursors.Default;
return;
}
//���û�а��£�����Split���
if (_histTest == HistTest.None &&
!base.IsSplitterFixed)
{
if (base.Orientation == Orientation.Horizontal)
{
SetCursor(Cursors.HSplit);
}
else
{
SetCursor(Cursors.VSplit);
}
return;
}
}
MouseState = ControlState.Normal;
//�����϶��ָ���
if (_histTest == HistTest.Spliter &&
!base.IsSplitterFixed)
{
if (base.Orientation == Orientation.Horizontal)
{
SetCursor(Cursors.HSplit);
}
else
{
SetCursor(Cursors.VSplit);
}
base.OnMouseMove(e);
return;
}
base.Cursor = Cursors.Default;
base.OnMouseMove(e);
}
protected override void OnMouseDown(MouseEventArgs e)
{
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
if (collapseRect.Contains(mousePoint) ||
(_collapsePanel != CollapsePanel.None &&
_spliterPanelState == SpliterPanelState.Collapsed))
{
_histTest = HistTest.Button;
return;
}
if (base.SplitterRectangle.Contains(mousePoint))
{
_histTest = HistTest.Spliter;
}
base.OnMouseDown(e);
}
protected override void OnMouseMove(MouseEventArgs e)
{
//如果鼠标的左键没有按下，重置HistTest
if (e.Button != MouseButtons.Left)
{
_histTest = HistTest.None;
}
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
//鼠标在Button矩形里，并且不是在拖动
if (collapseRect.Contains(mousePoint) &&
_histTest != HistTest.Spliter)
{
base.Capture = false;
SetCursor(Cursors.Hand);
MouseState = ControlState.Hover;
return;
}//鼠标在分隔栏矩形里
else if (base.SplitterRectangle.Contains(mousePoint))
{
MouseState = ControlState.Normal;
//如果已经在按钮按下了鼠标或者已经收缩，就不允许拖动了
if (_histTest == HistTest.Button ||
(_collapsePanel != CollapsePanel.None &&
_spliterPanelState == SpliterPanelState.Collapsed))
{
base.Capture = false;
base.Cursor = Cursors.Default;
return;
}
//鼠标没有按下，设置Split光标
if (_histTest == HistTest.None &&
!base.IsSplitterFixed)
{
if (base.Orientation == Orientation.Horizontal)
{
SetCursor(Cursors.HSplit);
}
else
{
SetCursor(Cursors.VSplit);
}
return;
}
}
MouseState = ControlState.Normal;
//正在拖动分隔栏
if (_histTest == HistTest.Spliter &&
!base.IsSplitterFixed)
{
if (base.Orientation == Orientation.Horizontal)
{
SetCursor(Cursors.HSplit);
}
else
{
SetCursor(Cursors.VSplit);
}
base.OnMouseMove(e);
return;
}
base.Cursor = Cursors.Default;
base.OnMouseMove(e);
}
protected override void OnMouseMove(MouseEventArgs e)
{
//如果鼠标的左键没有按下，重置HistTest
if (e.Button != MouseButtons.Left)
{
_histTest = HistTest.None;
}
Rectangle collapseRect = CollapseRect;
Point mousePoint = e.Location;
//鼠标在Button矩形里，并且不是在拖动
if (collapseRect.Contains(mousePoint) &&
_histTest != HistTest.Spliter)
{
base.Capture = false;
SetCursor(Cursors.Hand);
MouseState = SplitContainer.ControlPaintEx.ControlState.Hover;
return;
}//鼠标在分隔栏矩形里
if (base.SplitterRectangle.Contains(mousePoint))
{
MouseState = SplitContainer.ControlPaintEx.ControlState.Normal;
//如果已经在按钮按下了鼠标或者已经收缩，就不允许拖动了
if (_histTest == HistTest.Button ||
(_collapsePanel != CollapsePanel.None &&
_spliterPanelState == SpliterPanelState.Collapsed))
{
base.Capture = false;
base.Cursor = Cursors.Default;
return;
}
//鼠标没有按下，设置Split光标
if (_histTest == HistTest.None &&
!base.IsSplitterFixed)
{
SetCursor(base.Orientation == Orientation.Horizontal ? Cursors.HSplit : Cursors.VSplit);
return;
}
}
MouseState = SplitContainer.ControlPaintEx.ControlState.Normal;
//正在拖动分隔栏
if (_histTest == HistTest.Spliter &&
!base.IsSplitterFixed)
{
SetCursor(base.Orientation == Orientation.Horizontal ? Cursors.HSplit : Cursors.VSplit);
base.OnMouseMove(e);
return;
}
base.Cursor = Cursors.Default;
base.OnMouseMove(e);
}
