Tooltip for disabled controls

[Ali Ebrahimi]

Hi,
alternative: add an enum TooltipVisibility{Mode}
enum TooltipVisibility{
  None,
  WhenEnable,
  WhenDisable,
  Always,
.....
}

and add TooltipVisibility tooltipVisibility property

Ali Ebrahimi


On Tue, Apr 16, 2013 at 2:14 PM, Pavel Safrata <pavel.safrata at oracle.com>wrote:

> Looks like we'll need two steps anyway.
>
> First, in Scenegraph, support delivering events to disabled nodes.
> I looked at the existing event filters in Controls and If we enabled event
> filters for disabled nodes, four of the filters would need an isDisabled()
> check.
> If we added the marker interface or annotation, we should be more or less
> safe (except of losing the ugly click-through behavior). This will require
> some refactoring as core event system needs to be independent of scene
> graph (and its isDisabled() property).
>
> Second, in Controls, provide a way to tell where to show the tooltip and
> where not. I can see three options:
> - boolean property (showTooltipWhenDisabled), perhaps with the inheriting
> logic proposed by Steve
> - separate tooltip property (ObjectProperty<Tooltip>
> disabledTooltipProperty()) so you can define different tooltips that switch
> automatically
> - somehow decide automatically (I don't really think it's possible since
> we don't know if a Pane is a tool bar or not)
>
> Thanks,
> Pavel
>
> On 9.4.2013 16:42, steve.x.northover at oracle.com wrote:
>
>>
>> On 08/04/2013 3:33 PM, Pavel Safrata wrote:
>>
>>>
>>>  What events are need by the toolkit to implement tool tips?
>>>>
>>>
>>> moved, exited, pressed
>>>
>>
>> So it would be possible (but ugly) to only have new versions of these
>> events that fired when a control is disabled.
>>
>>
>>>  Which controls implement tool tips?
>>>>
>>>
>>> All of them. The tooltipProperty is on the Control class itself.
>>>
>>
>> What I am trying to understand is whether we want tool tips to always
>> show for disabled controls or whether we just want them to show for
>> disabled items in tool bars.  My feeling is that most controls do not want
>> tool tips to show when they are disabled. Tool items are an exception to
>> the rule because hover help allows the user to identify the action the tool
>> item will perform.  I also realize that any control can be a tool item.
>>
>> Tool tips are installed by default in FX for:
>>
>> * color squares in the color picker
>> * numbered pages in the paginator
>>
>> Tool tips often appear for:
>>
>> * tabs items in a tab folder
>> * tool items in a tool bar
>> * tree/table items that are clipped (not supported in FX)
>> * tree/table headers (not supported in FX)
>> * menu items (not supported in FX)
>>
>> I suppose we could control whether a tooltip is displayed when a control
>> is disabled by adding a boolean property.  The value would be inherited
>> from the parent if not otherwise set.  In a toolbar, tool tips would be
>> displayed by default.  In other controls like tree or table, they would not.
>>
>> Steve
>>
>>
>>
>