private void Handler_ControlAdded(object theSender, ControlEventArgs theArgs)
{
if (theArgs.Control is MultiPanePage)
{
var aPg = (MultiPanePage)theArgs.Control;
// prevent the page from being moved and/or sized independently
aPg.Location = new Point(0, 0);
aPg.Size = ClientSize;
aPg.Dock = DockStyle.Fill;
if (SelectedPage == null)
{
SelectedPage = aPg;
}
else
{
aPg.Visible = false;
}
}
else
{
//silently remove
Controls.Remove(theArgs.Control);
}
}
private void Handler_SelectedPageChanged(object theSender, EventArgs theArgs)
{
mySelectedPage = DesignedControl.SelectedPage;
// We do not call the property here, because the control
// has already updated pages' visibility. We only must
// sync the field with the control's current selection
}
private object Transaction_UpdateSelectedPage(IDesignerHost theHost, object theParam)
{
MultiPaneControl aCtl = DesignedControl;
MultiPanePage aPgTemp = mySelectedPage;
int aCurIndex = aCtl.Controls.IndexOf(mySelectedPage);
if (mySelectedPage == aCtl.SelectedPage) //we also need to update the SelectedPage property
{
MemberDescriptor aMember_SelectedPage = TypeDescriptor.GetProperties(aCtl)["SelectedPage"];
RaiseComponentChanging(aMember_SelectedPage);
if (aCtl.Controls.Count > 1)
{
// begin update current page
if (aCurIndex == aCtl.Controls.Count - 1) // NOTE: after SelectedPage has
{
aCtl.SelectedPage = (MultiPanePage)aCtl.Controls[aCurIndex - 1];
}
// been updated, mySelectedPage
else // has also changed
{
aCtl.SelectedPage = (MultiPanePage)aCtl.Controls[aCurIndex + 1];
}
// end update current page
}
else
{
aCtl.SelectedPage = null;
}
RaiseComponentChanged(aMember_SelectedPage, null, null);
}
else
{
if (aCtl.Controls.Count > 1)
{
if (aCurIndex == aCtl.Controls.Count - 1)
{
DesignerSelectedPage = (MultiPanePage)aCtl.Controls[aCurIndex - 1];
}
else
{
DesignerSelectedPage = (MultiPanePage)aCtl.Controls[aCurIndex + 1];
}
}
else
{
DesignerSelectedPage = null;
}
}
return(null);
}
private MultiPanePageDesigner GetSelectedPageDesigner()
{
MultiPanePage aSelPage = mySelectedPage;
if (aSelPage == null)
{
return(null);
}
MultiPanePageDesigner aDesigner = null;
var aSrv = (IDesignerHost)GetService(typeof(IDesignerHost));
if (aSrv != null)
{
aDesigner = (MultiPanePageDesigner)aSrv.GetDesigner(aSelPage);
}
return(aDesigner);
}
protected void DrawBorder(Graphics theG)
{
MultiPanePage aCtl = DesignedControl;
if (aCtl == null)
{
return;
}
else if (!aCtl.Visible)
{
return;
}
Rectangle aRct = aCtl.ClientRectangle;
aRct.Width--; // decrement the with so that the bottom and
aRct.Height--; // right lines could be visible
theG.DrawRectangle(BorderPen, aRct);
}
private void Handler_SelectionChanged(object sender, EventArgs e)
{
var aSrv = (ISelectionService)GetService(typeof(ISelectionService));
if (aSrv == null)
{
return;
}
ICollection aSel = aSrv.GetSelectedComponents();
MultiPaneControl aCtl = DesignedControl;
foreach (object aIt in aSel)
{
MultiPanePage aPage = GetPageOfControl(aIt);
if ((aPage != null) && (aPage.Parent == aCtl))
{
DesignerSelectedPage = aPage;
break;
}
}
}
private void Handler_OK(object sender, EventArgs e)
{
myFutureSelectedItem = ((MultiPanePageItem)myCtlCmbItems.SelectedItem).Page;
mySetSelectedPage = myCtlChkSetSelectedPage.Checked;
}
public MultiPanePageItem(MultiPanePage thePg)
{
myPage = thePg;
}
