protected override void OnMouseMove(MouseEventArgs e)
{
Point m_ptMousePos = e.Location;
if (e.Button == MouseButtons.XButton1)
{
chatVScroll.Value += 50;
}
else if (e.Button == MouseButtons.XButton2)
{
chatVScroll.Value -= 50;
}
if (chatVScroll.IsMouseDown)
{
//如果滚动条的滑块处于被点击 那么移动
chatVScroll.MoveSliderFromLocation(e.Y);
return;
}
else
{
if (m_ptMousePos.X != old.X && m_ptMousePos.Y != old.Y && IsMouseDown)
{
chatVScroll.MouseDownY = MouseDownY;
chatVScroll.IsMouseDown = true;
}
else
{
try
{
foreach (DownListItem its in Items)
{
if (its.Visible)
{
Rectangle rect = its.Bounds;
int tom = chatVScroll.Bounds.Y + chatVScroll.Value;
rect.Y -= tom;
if (rect.Contains(m_ptMousePos))
{
int count = 0;
if (!its.MouseHover)
{
count++;
its.MouseHover = true;
}
Rectangle rect1 = its.Btn1Bounds;
rect1.Y -= tom;
if (rect1.Contains(m_ptMousePos))
{
if (its.MouseHover2)
{
its.MouseHover2 = false;
count++;
}
if (!its.MouseHover1)
{
its.MouseHover1 = true;
count++;
}
}
else
{
Rectangle rect2 = its.Btn2Bounds;
rect2.Y -= tom;
if (rect2.Contains(m_ptMousePos))
{
if (its.MouseHover1)
{
its.MouseHover1 = false;
count++;
}
if (!its.MouseHover2)
{
its.MouseHover2 = true;
count++;
}
}
else
{
if (its.MouseHover2)
{
its.MouseHover2 = false;
count++;
}
if (its.MouseHover1)
{
its.MouseHover1 = false;
count++;
}
}
}
if (count > 0)
{
this.Invalidate(rect);
}
}
else
{
int count = 0;
if (its.MouseHover)
{
count++;
its.MouseHover = false;
}
if (its.MouseHover1)
{
count++;
its.MouseHover1 = false;
}
if (its.MouseHover2)
{
count++;
its.MouseHover2 = false;
}
if (count > 0)
{
this.Invalidate(rect);
}
}
}
}
}
catch { }
}
}
if (chatVScroll.ShouldBeDraw)
{
if (chatVScroll.Bounds.Contains(m_ptMousePos))
{
//ClearItemMouseOn();
if (chatVScroll.SliderBounds.Contains(m_ptMousePos))
{
chatVScroll.IsMouseOnSlider = true;
}
else
{
chatVScroll.IsMouseOnSlider = false;
}
if (chatVScroll.UpBounds.Contains(m_ptMousePos))
{
chatVScroll.IsMouseOnUp = true;
}
else
{
chatVScroll.IsMouseOnUp = false;
}
if (chatVScroll.DownBounds.Contains(m_ptMousePos))
{
chatVScroll.IsMouseOnDown = true;
}
else
{
chatVScroll.IsMouseOnDown = false;
}
return;
}
else
{
chatVScroll.ClearAllMouseOn();
}
}
//m_ptMousePos.Y += chatVScroll.Value;//如果不在滚动条范围类 那么根据滚动条当前值计算虚拟的一个坐标
//ClearItemMouseOn();
base.OnMouseMove(e);
}
