private void FreeResources(HtmlDesignMovableControl c)
{
if ((c as HtmlCodeSnippet) != null)
{
(c.Control as CodeSnippet).DeleteResources();
}
}
private void SelectControl(HtmlDesignMovableControl c)
{
#if CHECKERS
if (IsControlSelected(c))
{
throw new FireFlyException("{0} is already selected", c.Title);
}
#endif
_selectionList.Add(new BoundControl(c));
Control winControl = c.Control;
winControl.KeyUp += ControlKeyUp;
c.BeginMove += Control_BeginMove;
c.EndMove += Control_EndMove;
c.BeginResize += Control_BeginResize;
c.EndResize += Control_EndResize;
Action d = () =>
{
if (IsControlSelected(c))
{
UnSelectControl(c);
}
};
c.Deleting += d;
c.Disposed += d;
if (c is HtmlCodeSnippet)
{
Forms.Main.RegisterToolBoxButton(winControl, miEditInMSWord)(true);
}
Forms.Main.RegisterToolBoxButton(winControl, miProperties)(true);
Forms.Main.RegisterToolBoxButton(winControl, miDelete)(true);
Debug.WriteLine("PageEditor: '" + c.Title + "' - Selected");
SelectionChanged();
}
private void Control_EndResize(HtmlDesignMovableControl c)
{
if (c.Control.Size != _PreviousSize)
{
HtmlPage.AddUndoOperation(HtmlControlModification.GetResized(c, _PreviousSize));
UpdateUndoRedoState();
}
}
private void Control_BeginMove(HtmlDesignMovableControl c)
{
foreach (var bc in _selectionList)
{
HtmlDesignMovableControl owner = bc.Owner;
_PreviousLocations[owner] = owner.Control.Location;
}
c.Control.LocationChanged += Control_LocationChanged;
}
private void miDelete_Click(object sender, EventArgs e)
{
#if CHECKERS
if (IsSelectionEmpty)
{
throw new InvalidOperationException();
}
#endif
var b = new StringBuilder();
bool isFirst = true;
foreach (var c in _selectionList)
{
if (!isFirst)
{
b.Append(", ");
}
else
{
isFirst = false;
}
b.Append(c.Owner.Title);
}
if (Extenders.ConfirmDelete(b.ToString()))
{
var list = _selectionList.ToArray();
UnSelectAll();
var mg = new ModificationCollection <HtmlControlModification>();
foreach (var c in list)
{
FreeResources(c.Owner);
HtmlDesignMovableControl owner = c.Owner;
owner.NotifyDelete();
mg.Add(HtmlControlModification.GetRemoved(owner));
owner.Parent = null;
}
if (mg.Count > 0)
{
HtmlPage.AddUndoOperation(mg.Count == 1 ? (IModification)mg[0] : mg);
}
else
{
throw new InvalidOperationException();
}
UpdateUndoRedoState();
}
}
private void Control_LocationChanged(object sender, EventArgs e)
{
var winControl = (Control)sender;
var activeControl = (HtmlDesignMovableControl)winControl.Tag;
Point previousLocation = _PreviousLocations[activeControl];
var offset = new Point(winControl.Location.X - previousLocation.X, winControl.Location.Y - previousLocation.Y);
foreach (var bc in _selectionList)
{
HtmlDesignMovableControl c = bc.Owner;
if (c != activeControl)
{
var pl = _PreviousLocations[c];
pl.Offset(offset);
c.Control.Location = pl;
}
}
}
private void UnSelectControlInternal(HtmlDesignMovableControl c)
{
int index = _selectionList.FindIndex(bc => bc.Owner.Equals(c));
#if CHECKERS
if (index < 0)
{
throw new FireFlyException("{0} is not selected", c.Title);
}
#endif
Control winControl = c.Control;
winControl.KeyUp -= ControlKeyUp;
c.BeginMove -= Control_BeginMove;
c.EndMove -= Control_EndMove;
c.BeginResize -= Control_BeginResize;
c.EndResize -= Control_EndResize;
Forms.Main.UnRegisterToolBoxItems(winControl);
_selectionList[index].Dispose();
_selectionList.RemoveAt(index);
Debug.WriteLine("PageEditor: '" + c.Title + "' - DeSelected");
}
///<summary>
/// Creates new instance of <see cref="BoundControl" /> binded to <see cref="c" />
///</summary>
///<param name="c">Instance of Movable control that new control should bind to</param>
public BoundControl([NotNull] HtmlDesignMovableControl c)
{
Debug.Assert(c != null);
Owner = c;
c.Disposed += Dispose;
c.Deleting += Dispose;
Control control = c.Control;
Location = control.Location;
Size = control.Size;
Parent = control.Parent;
_ResizeBounds = new BoundsInfo(ClientRectangle);
Region = _ResizeBounds.GetBoundRegion();
c.BindEvents(this);
control.LocationChanged += Owner_LocationChanged;
control.SizeChanged += Owner_SizeChanged;
Show();
BringToFront();
}
private void Control_EndMove(HtmlDesignMovableControl c)
{
IModification m;
if (_selectionList.Count == 1)
{
HtmlDesignMovableControl o = _selectionList[0].Owner;
Point previousLocation = _PreviousLocations[o];
m = previousLocation != o.Control.Location ? HtmlControlModification.GetMoved(o, previousLocation) : (IModification)null;
}
else
{
var list = new ModificationCollection <HtmlControlModification>();
foreach (var bc in _selectionList)
{
HtmlDesignMovableControl o = bc.Owner;
Point previousLocation = _PreviousLocations[o];
if (previousLocation != o.Control.Location)
{
list.Add(HtmlControlModification.GetMoved(o, previousLocation));
}
}
if (list.Count == 1)
{
m = list[0];
}
else
{
m = list.Count > 0 ? list : null;
}
}
if (m != null)
{
HtmlPage.AddUndoOperation(m);
UpdateUndoRedoState();
}
c.Control.LocationChanged -= Control_LocationChanged;
}
private void UnSelectControl(HtmlDesignMovableControl c)
{
UnSelectControlInternal(c);
SelectionChanged();
c.Control.Focus();
}
private void Control_BeginResize(HtmlDesignMovableControl c)
{
_PreviousSize = c.Control.Size;
}