tooltip

问题 I just want to add a tooltip for each item in a combo box. i am using c#.net windows application. There is no option like combobox.items[1].tooltip(); Is there any way to add tooltip it ? 回答1: There are actually a couple reasonable solutions to this question. An MSDN forum has a ComboBox Item highlight event post that contains two possibilities, one from nobugz and one from agrobler. Each of them provides code to subclass a ComboBox that is supposed to handle tool tips on individual items in

问题 I am using the tooltip. But I want that on image tag, like when I mouseover the image then the tooltip should work. I have tried but not working for me on image tag. 回答1: You can use the standard HTML title attribute of image for this: <img src="source of image" alt="alternative text" title="this will be displayed as a tooltip"/> 回答2: You can use the following format to generate a tooltip for an image. <div class="tooltip"><img src="joe.jpg" /> <span class="tooltiptext">Tooltip text</span> <

问题 I'm trying to got a tooltip which displays the current progress of a task. So I want that the tooltip text change while the tooltip is displayed. But, when I call setToolTipText() the displayed text remains the same until I exit the mouse from the tooltip component and enter again. And call setToolTipText(null) before doesn't change anything. 回答1: Indeed it does not update itself, even when resetting the tooltip to null between calls. So far, the only trick I found was to simulate a mouse

问题 I'm making a tooltip using CSS. Now using the following html code <div title="This is some information for our tooltip." class="progress3"> </div> and the following CSS .progress3{ display: inline; position: relative; } .progress3:hover:after{ background: #333; background: rgba(0,0,0,.8); border-radius: 5px; bottom: 26px; color: #fff; content: attr(title); left: 20%; padding: 5px 15px; position: absolute; z-index: 98; width: 220px; content: attr(title); } .progress3:hover:before{ border:

问题 How can I ensure that a button's Tooltip is only visible when the button is disabled? What can I bind the tooltip's visibility to? 回答1: You will need to set ToolTipService.ShowOnDisabled to True on the Button in order to have the Tooltip visible at all when the Button is disabled. You can bind ToolTipService.IsEnabled on the Button to enable and disable the Tooltip. 回答2: This is the full XAML of the Button (based on the answer of @Quartermeister) <Button x:Name="btnAdd" Content="Add"

问题 I have a custom QGraphicsItem with a QToolTip . When hovering with the mouse on them the tool tip shows fine, but there is a small delay before the tool tip shows. How can I decrease that delay, so the tool tip will show immediately? 回答1: In the documentation for QWidget::mouseMoveEvent(QMouseEvent*) you can read the following description: If you want to show a tooltip immediately, while the mouse is moving (e.g., to get the mouse coordinates with QMouseEvent::pos() and show them as a tooltip

问题 I have a GUI made with TKinter in Python. I would like to be able to display a message when my mouse cursor goes, for example, on top of a label or button. The purpose of this is to explain to the user what the button/label does or represents. Is there a way to display text when hovering over a tkinter object in Python? 回答1: You need to set a binding on the <Enter> and <Leave> events. Note: if you choose to pop up a window (ie: a tooltip) make sure you don't pop it up directly under the mouse

问题 Tooltips are an incredibly useful interface paradigm to know an application. They are the mapping between the visual control and the application specific action associated to that control. The user can explore the action without invoking it just by hovering the mouse pointer. The touch devices make this paradigm basically impossible. This limits the usability of the app, which becomes in some cases pretty mysterious. Do you know if a substitute for the tooltip concept exists for touch devices

问题 I need to add in another row of text on each of the tooltips I'm displaying (on an area chart). I've included a screenshot to illustrate what I'm hoping to do. My current chart: The chart with the additional text added. (This is what I'm trying to do): I'm hoping to do this without having to use a third party JS for custom tooltips. Is there any way to just add another row of text-based content to be displayed in the default tooltips? Any help is greatly appreciated. 回答1: Have a look at https

问题 I am using the jQuery UI Tooltip widget <li> <div class="i1"> <a href="#inf-1"title="ΕΝΤΟΠΙΣΜΟΣ"> <span class="ui-icon ui-icon-search"></span> </a> </div> </li> <li><a href="#inf-2"title="ΠΛΗΡΟΦΟΡΙΕΣ"><span class="ui-icon ui-icon-info"></span></a></li> <li><a href="#inf-3"title="ΕΠΙΠΕΔΑ"><span class="ui-icon ui-icon-copy"></span></a></li> and I wrote the following CSS based on their example and it works like a charm: .tooltip { display:none; background: black; font-size:12px; height:10px;