public YScroll chatVScroll; //滚动条
#endregion
public bool Kdown(Keys KeyCode)
{
if (KeyCode == Keys.Down)
{
int seb = SelectIndex;
doha(seb); return(true);
}
else if (KeyCode == Keys.Up)
{
int seb = SelectIndex;
upha(seb); return(true);
}
else if (KeyCode == Keys.Enter || KeyCode == Keys.Space)
{
DownListItem TitleItem = Items[SelectIndex];
if (TitleItem != null)
{
SelectItem = TitleItem;
if (TitleItem.Visible)
{
if (DownClick != null)
{
DownClick(TitleItem);
}
return(true);
}
}
}
return(false);
}
public void Tom(DownListItem its)
{
Rectangle rect = its.Bounds;
int tom = chatVScroll.Bounds.Y + chatVScroll.Value;
rect.Y -= tom;
this.Invalidate(rect);
}
public void SetSvs(DownListItem TitleItem)
{
if (chatVScroll.ShouldBeDraw)
{
if (chatVScroll.Value + Height < TitleItem.Bounds.Y + 100)
{
chatVScroll.Value += 5;
}
else if (chatVScroll.Value > TitleItem.Bounds.Y - 100)
{
chatVScroll.Value -= 5;
}
}
}
public void SetSv(DownListItem TitleItem)
{
if (chatVScroll.ShouldBeDraw)
{
if (chatVScroll.Value + Height - 50 < TitleItem.Bounds.Y)
{
chatVScroll.Value = TitleItem.Bounds.Y;
}
else if (chatVScroll.Value > TitleItem.Bounds.Y)
{
chatVScroll.Value = TitleItem.Bounds.Y - 150;
}
}
}
void doha(int seb)
{
int bbqq = seb += 1;
try
{
DownListItem TitleItem = Items[bbqq];
while (TitleItem != null)
{
if (TitleItem.Visible)
{
seb = bbqq;
SelectIndex = TitleItem.Index;
SetSv(TitleItem);
foreach (DownListItem TitleItems in Items)
{
if (TitleItems.Select)
{
TitleItems.Select = false;
Tom(TitleItems);
}
}
if (!TitleItem.Select)
{
TitleItem.Select = true;
Tom(TitleItem);
}
break;
}
bbqq++;
TitleItem = Items[bbqq];
}
}
catch { }
}
protected override void OnMouseUp(MouseEventArgs e)
{
Point m_ptMousePos = e.Location;
//if (e.Button == MouseButtons.Left)
// chatVScroll.IsMouseDown = false;
//base.OnMouseUp(e);
if (e.Button == MouseButtons.Left)
{
MouseDownY = -1;
IsMouseDown = false;
if (chatVScroll.IsMouseDown)
{
chatVScroll.IsMouseDown = false;
//如果有滚动条 判断是否在滚动条类点击
if (chatVScroll.Bounds.Contains(m_ptMousePos))
{
//判断在滚动条那个位置点击
if (!chatVScroll.SliderBounds.Contains(m_ptMousePos))
{
chatVScroll.MoveSliderToLocation(m_ptMousePos.Y);
}
return;
}
}
else if (m_ptMousePos.X == old.X && m_ptMousePos.Y == old.Y)
{
if (Items.Count > 0)
{
SelectItem = null;
for (int i = 0; i < Items.Count; i++)
{
DownListItem it = Items[i];
if (it.Visible)
{
Rectangle rect = it.Bounds;
int tom = chatVScroll.Bounds.Y + chatVScroll.Value;
rect.Y -= tom;
if (rect.Contains(m_ptMousePos))
{
SelectIndex = i;
SelectItem = it;
if (!it.Select)
{
it.Select = true;
Invalidate(rect);
}
Rectangle rect1 = it.Btn1Bounds;
rect1.Y -= tom;
if (rect1.Contains(m_ptMousePos))
{
if (PlayClick != null)
{
PlayClick(it);
}
}
else
{
Rectangle rect2 = it.Btn2Bounds;
rect2.Y -= tom;
if (rect2.Contains(m_ptMousePos))
{
if (MoreClick != null)
{
MoreClick(it);
}
}
else
{
if (DownClick != null)
{
DownClick(it);
}
}
}
//break;
}
else
{
if (it.Select)
{
it.Select = false;
Invalidate(rect);
}
}
}
}
if (SelectItem == null)
{
base.OnMouseUp(e);
}
}
else
{
base.OnMouseUp(e);
}
}
else
{
base.OnMouseUp(e);
}
}
}
protected override void OnMouseDown(MouseEventArgs e)
{
this.Focus();
Point m_ptMousePos = e.Location;
if (e.Button == MouseButtons.Left)
{
MouseDownY = e.Y;
IsMouseDown = true;
old = m_ptMousePos;
if (chatVScroll.Bounds.Contains(m_ptMousePos))
{
chatVScroll.IsMouseDown = true;
chatVScroll.MouseDownY = e.Y;
//if (chatVScroll.SliderBounds.Contains(m_ptMousePos))
//{
//}
}
else
{
if (Items.Count > 0)
{
SelectItem = null;
for (int i = 0; i < Items.Count; i++)
{
DownListItem it = Items[i];
if (it.Visible)
{
Rectangle rect = it.Bounds;
int tom = chatVScroll.Bounds.Y + chatVScroll.Value;
rect.Y -= tom;
if (rect.Contains(m_ptMousePos))
{
SelectIndex = i;
SelectItem = it;
break;
}
}
}
if (SelectItem == null)
{
base.OnMouseDown(e);
}
}
else
{
base.OnMouseDown(e);
}
}
}
else if (e.Button == MouseButtons.XButton1)
{
chatVScroll.Value += 50;
}
else if (e.Button == MouseButtons.XButton2)
{
chatVScroll.Value -= 50;
}
}