XUL:listitem
From MDC
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A single row in a listbox. The text of the listitem is specified either using listcell elements, or by placing a label attribute directly on the listitem element. By default it contains a single listcell element of type and class approprate to that of the listitem.
More information is available in the XUL tutorial.
- Attributes
- accesskey, checked, command, crop, current, disabled, image, label, preference, selected, tabindex, type, value
- Properties
- accessKey, accessible, checked, control, crop, current, disabled, image, label, selected, tabIndex, value
- Style classes
- listitem-iconic
[edit] Examples
(example needed)
[edit] Attributes
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Inherited from XUL element |
- accesskey
- Type: character
- This should be set to a letter that is used as a shortcut key. This letter should be one of the characters that appears in the
labeltext for the element.
- checked
- Type: boolean
- Indicates whether the element is checked or not.
- Use
hasAttribute()to determine whether this attribute is set instead ofgetAttribute().
- crop
- Type: one of the values below
- If the label of the element is too big to fit in its given space, the text will be cropped on the side specified by the
cropattribute. An ellipsis will be used in place of the cropped text. If the box direction is reversed, the cropping is reversed.
-
start: The text will be cropped on its left side. -
end: The text will be cropped on its right side. -
left: Deprecated The text will be cropped on its left side. -
right: Deprecated The text will be cropped on its right side. -
center: The text will be cropped in the middle, showing both the start and end of the text normally. -
none: The text will be not be cropped using an ellipsis. However, the text will simply be cut off if it is too large. The side depends on the CSS text alignment.
- current
- Type: boolean
- This attribute will be set to
trueif thelistitemis the current item. This is typically used by a theme to customize the focus ring. To change the currently selected item in a listbox, use thelistboxproperty selectedItem.
- disabled
- Type: boolean
- Indicates whether the element is disabled or not. If this element is set to
truethe element is disabled. Disabled elements are usually drawn with grayed-out text. If the element is disabled, it does not respond to user actions, it cannot be focused, and thecommandevent will not fire.
- image
- Type: image URL
- The URL of the image to appear on the element. If this attribute is empty or left out, no image appears. The position of the image is determined by the dir and orient attributes.
- label
- Type: string
- The label that will appear on the element. If this is left out, no text appears.
- preference
- Type: element id
- Connects the element to a corresponding preference. This attribute only has any effect when used inside a prefwindow. The value of the preference will be updated to match the value property of the element.
- selected
- Type: boolean
- Indicates whether the element is selected or not. This value is read-only. To change the selection, set either the selectedIndex or selectedItem property of the containing element.
- tabindex
- Type: integer
- The tab order of the element. The tab order is the order in which the focus is moved when the user presses the "tab" key. Elements with a higher
tabindexare later in the tab sequence.
- type
- Type: string
- You can make an item in a listbox a checkbox by setting this attribute to the value
checkbox.
- value
- Type: string
- The string attribute allows you to associate a data value with an element. It is not used for any specific purpose, but you can access it with a script for your own use.
[edit] Properties
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Inherited from XUL element Inherited from DOM element |
- accessible
- Type: nsIAccessible
- Returns the accessibility object for the element.
- selected
- Type: boolean
- This property's value is
trueif this element is selected, orfalseif it is not. This property is read only.
[edit] Methods
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Inherited from XUL element Inherited from DOM element |
[edit] Style classes
The following classes may be used to style the element. These classes should be used instead of changing the style of the element directly since they will fit more naturally with the user's selected theme.
- listitem-iconic
- Use this class to have an image appear on the listitem. Specify the image using the image attribute.