public static IHTMLElement GetSelectedChildEditField(IHTMLElement parent, MarkupRange selection)
{
if (selection == null || !selection.Positioned)
{
Trace.Fail("Selection is invalid!");
return(null);
}
IHTMLElement element = selection.ParentElement();
if (element == null || !HTMLElementHelper.IsChildOrSameElement(parent, element))
{
return(null);
}
do
{
if (InlineEditField.IsEditField(element))
{
return(element);
}
element = element.parentElement;
} while (element != null && element.sourceIndex != parent.sourceIndex);
return(null);
}
protected override int HandlePreHandleEvent(int inEvtDispId, IHTMLEventObj pIEventObj)
{
if (ShouldProcessEvents(inEvtDispId, pIEventObj))
{
if (inEvtDispId == DISPID_HTMLELEMENTEVENTS2.ONMOUSEDOWN)
{
leftMouseDown = (Control.MouseButtons & MouseButtons.Left) == MouseButtons.Left;
if (!Selected && HTMLElementHelper.IsChildOrSameElement(HTMLElement, pIEventObj.srcElement))
{
return(HandlePreHandleEventLeftMouseButtonDown(inEvtDispId, pIEventObj));
}
rightMouseDown = (Control.MouseButtons & MouseButtons.Right) == MouseButtons.Right;
if (rightMouseDown)
{
//cancel the event so that the editor doesn't try to do a right drag drop
//we'll handle showing the context menu on our own.
return(HRESULT.S_OK);
}
}
int controlResult = base.HandlePreHandleEvent(inEvtDispId, pIEventObj);
UpdateCursor(Selected, inEvtDispId, pIEventObj);
if (_resizerControl.Mode == SizerMode.Resizing)
{
//if the control is resizing, kill all events so that the editor doesn't
//try to do a drag and drop.
return(HRESULT.S_OK);
}
else
{
if (_dragDropController.PreHandleEvent(inEvtDispId, pIEventObj) == HRESULT.S_OK)
{
return(HRESULT.S_OK);
}
//eat the mouse events so that the editor doesn't try to
//do anything funny (like opening a browser URL).
//Note: Allow non-left clicks through for right-click context menus
switch (inEvtDispId)
{
case DISPID_HTMLELEMENTEVENTS2.ONMOUSEUP:
if (rightMouseDown & (Control.MouseButtons & MouseButtons.Right) != MouseButtons.Right)
{
rightMouseDown = false;
Point p = EditorContext.PointToScreen(new Point(pIEventObj.clientX, pIEventObj.clientY));
EditorContext.ShowContextMenu(p);
return(HRESULT.S_OK);
}
return(leftMouseDown ? HRESULT.S_OK : HRESULT.S_FALSE);
}
}
return(controlResult);
}
return(HRESULT.S_FALSE);
}
