/// <summary> returns tooltipcontainer and tooltip</summary>
private Tuple <HTMLElement, HTMLElement> GetOrCreateTooltipOn(HTMLElement tooltipOn, string content, TooltipMode mode)
{
if (_tooltips.ContainsKey(tooltipOn))
{
var oldTt = _tooltips.Get(tooltipOn).Item1;
oldTt.TextContent = content;
return(Tuple.Create(oldTt.ParentElement, oldTt));
}
//tooltips need to be in container so that relative positioning works in both:
//inline scenario: <label><input><tooltip> and in
//'display:table' scenario those three have "display: table-cell"
var ttCont = Document.CreateElement("span");
ttCont.ClassName = Magics.CssClassTooltipContainer;
var tt = Document.CreateElement("span");
tt.Id = UniqueIdGenerator.GenerateAsString();
tt.TextContent = content;
tt.ClassName = Magics.CssClassTooltip;
tt.ClassList.Add(Magics.CssClassDisabled);
ttCont.AppendChild(tt);
Logger.Debug(GetType(), "created tooltip to show it {0}", tt.Id);
_tooltips[tooltipOn] = Tuple.Create(tt, mode);
return(Tuple.Create(ttCont, tt));
}
private void ShowTooltipOn(HTMLElement tooltipOn, TooltipMode mode, bool forceFullCycle = false)
{
var content = GetTooltipsOfElementOrNull(tooltipOn, mode);
Logger.Debug(GetType(), "ShowTooltipOn starting forceFullCycle={0} mode={1}", forceFullCycle, mode);
if (content == null)
{
Logger.Debug(GetType(), "tooltip show ignored as it would be empty");
return;
}
var contAndTt = GetOrCreateTooltipOn(tooltipOn, content, mode);
var cont = contAndTt.Item1;
var tt = contAndTt.Item2;
Logger.Debug(GetType(), "ShowTooltipOn gotOrCreated id={0}", tt.Id);
//tooltipOn.ParentElement.Style.Position = Position.Relative;
tooltipOn.Style.Position = Position.Relative;
if (!tooltipOn.HasAttribute(Magics.AttrDataMayBeTooltipContainer))
{
if (tooltipOn.ParentElement != null)
{
tooltipOn.ParentElement.InsertAfter(cont, tooltipOn);
}
}
else
{
tooltipOn.AppendChild(cont);
}
var ops = new List <TooltipOper>();
_pendingTooltipOps[tt] = ops;
_tooltips.Set(tt, Tuple.Create(tt, mode));
if (forceFullCycle)
{
tt.ClassList.Remove(Magics.CssClassActive);
tt.ClassList.Remove(Magics.CssClassInactive);
tt.ClassList.Add(Magics.CssClassDisabled);
}
switch (GetTooltipState(tt))
{
case TooltipState.EnabledShown: break; //already in the right state
case TooltipState.Disabled:
ops.AddRange(
Immediate(Magics.CssClassDisabled, Magics.CssClassInactive),
Lasting(Magics.CssClassInactive, Magics.CssClassActive, Magics.TooltipFadeInMs));
break;
case TooltipState.EnabledHidden: //interrupted showning or hiding
ops.Add(Lasting(Magics.CssClassInactive, Magics.CssClassActive, Magics.TooltipFadeInMs));
break;
default: throw new ArgumentException("ShowTooltipOn unknown state");
}
//autohide?
if (mode == TooltipMode.PeekIntoErrors)
{
ops.AddRange(
Lasting(Magics.CssClassActive, Magics.CssClassInactive, Magics.TooltipFadeOutMs),
Immediate(Magics.CssClassInactive, Magics.CssClassDisabled));
}
Logger.Debug(GetType(), "ShowTooltipOn scheduled {0} opers", ops.Count);
ScheduleNextOperation(tt);
}
