private void TabMoved(object sender, TabStripTabMovedEventArgs e)
{
IComponentChangeService change=this.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
if(change!=null)
{
change.OnComponentChanging(this.Control,null);
change.OnComponentChanged(this.Control,null,null,null);
}
}
protected virtual void InvokeTabMoved(TabStripTabMovedEventArgs e)
{
if(TabMoved!=null)
TabMoved(this,e);
}
private void tabStrip1_TabMoved(object sender, TabStripTabMovedEventArgs e)
{
InvokeTabMoved(e);
}
private void tabControlMain_TabMoved(object sender, TabStripTabMovedEventArgs e)
{
if (e.NewIndex == 0 || e.OldIndex == 0)
{
e.Cancel = true;
}
}
private void TabStripTabMoved(object sender, TabStripTabMovedEventArgs e)
{
m_ItemContainer.SubItems._Remove((DockContainerItem)e.Tab.AttachedItem);
m_ItemContainer.SubItems._Add((DockContainerItem)e.Tab.AttachedItem, e.NewIndex);
m_TabsRearranged = true;
}
public void InternalOnMouseMove(MouseEventArgs e)
{
if(m_TooltipTab!=null)
{
if(!m_TooltipTab.DisplayRectangle.Contains(e.X,e.Y))
{
HideToolTip();
ResetHover();
}
}
if (m_HotTab != null)
{
if (m_HotTab.DisplayRectangle.Contains(e.X, e.Y))
m_HotTab.InvokeMouseMove(e);
else
{
m_HotTab.InvokeMouseLeave(e);
TabItem mouseOverTab = HitTest(e.X, e.Y);
if (mouseOverTab != null)
{
mouseOverTab.InvokeMouseEnter(e);
ResetHover();
}
}
}
else
{
TabItem mouseOverTab = HitTest(e.X, e.Y);
if (mouseOverTab != null)
{
mouseOverTab.InvokeMouseEnter(e);
ResetHover();
}
}
if(this.HasNavigationBox && !TabDrag)
{
m_TabSystemBox.MouseMove(e);
if(m_TabSystemBox.Visible && m_TabSystemBox.DisplayRectangle.Contains(e.X,e.Y))
{
if(m_HotTab!=null)
{
if(m_Tabs.Contains(m_HotTab))
{
InvalidateHotTab();
m_HotTab=null;
this.Update();
}
else
m_HotTab=null;
}
return;
}
}
if(m_DragBar!=null)
{
if(!m_DragBar.IsDisposed)
m_DragBar.DragMouseMove();
return;
}
if(m_IsDragging)
return;
if(e.Button==MouseButtons.Left)
{
if (m_HotTab != null && m_HotTab.CloseButtonMouseOver)
{
m_HotTab.CloseButtonMouseOver = false;
InvalidateHotTab();
}
if(TabDrag)
{
if(this.DisplayRectangle.Contains(e.X,e.Y))
{
if(m_CanReorderTabs || GetDesignMode())
{
foreach(TabItem item in m_Tabs)
{
Rectangle r=item.DisplayRectangle;
if(e.X<r.Right && (m_Alignment==eTabStripAlignment.Bottom || m_Alignment==eTabStripAlignment.Top))
r.Width=m_SelectedTab.DisplayRectangle.Width;
else if(e.Y<r.Bottom && (m_Alignment==eTabStripAlignment.Left || m_Alignment==eTabStripAlignment.Right))
r.Height=m_SelectedTab.DisplayRectangle.Height;
if(r.Contains(e.X,e.Y))
{
if(m_SelectedTab==item)
break;
int index=m_Tabs.IndexOf(item);
if(TabMoved!=null)
{
TabStripTabMovedEventArgs arg=new TabStripTabMovedEventArgs(m_SelectedTab,m_Tabs.IndexOf(m_SelectedTab),index);
TabMoved(this,arg);
if(arg.Cancel)
break;
}
TabItem tabItem=m_SelectedTab;
m_MovingTab=true;
m_Tabs._Remove(tabItem);
m_Tabs._Insert(index,tabItem);
this.SelectedTab=tabItem;
m_MovingTab=false;
this.Refresh();
break;
}
}
}
}
else
{
Rectangle r=this.DisplayRectangle;
r.Inflate(16,16);
if(!r.Contains(e.X,e.Y))
{
int visibleTabCount=this.VisibleTabCount;
if(this.Parent is Bar && ((Bar)this.Parent).CanTearOffTabs && (visibleTabCount>1 || visibleTabCount==1 && ((Bar)this.Parent).GrabHandleStyle==eGrabHandleStyle.None))
{
TabDrag=false;
m_IsDragging=true; // Very important to set this flag before calling StartTabDrag
m_DragBar=((Bar)this.Parent).StartTabDrag();
if(m_DragBar!=null)
{
this.Capture=true;
this.Refresh();
}
else
m_IsDragging=false;
}
}
}
}
else if ((Math.Abs(e.X - _MouseDownPoint.X) >= 4 || Math.Abs(e.Y - _MouseDownPoint.Y) >= 4) && m_Tabs.Count > 0 && !this.IsMultiLine && this.CanReorderTabs)
{
TabDrag = true;
}
}
else if(e.Button==MouseButtons.None)
{
Rectangle rSelected=this.GetSelectedTabRectangle();
if(rSelected.Contains(e.X,e.Y))
{
SetHotTab(this.SelectedTab, e.X, e.Y);
return;
}
else
{
foreach(TabItem tab in m_Tabs)
{
if(tab.DisplayRectangle.Contains(e.X,e.Y))
{
SetHotTab(tab, e.X, e.Y);
return;
}
}
}
SetHotTab(null,e.X,e.Y);
}
}