Drag and drop a Button - Command component onto the page:
The Button - Command component on the page at design time:
The Button - Command component on the page at runtime:
The Properties view for a component shows the most common set of attributes you can set on a component, and, depending on the component, you might also see options for adding controls, actions, or other components. To open the Properties view, click
.These common attributes for the Button - Command component display on the hx:commandExButton, Display Options, Parameter, and Accessibility tabs in the Properties view. See the All Button - Command attributes table for a complete list of attributes. Additional configuration options to add parameters and actions are on the hx:commandExButton and hx:commandExButton>Parameter tabs:
Configuration option |
Description |
---|---|
Add the parameters that are passed to the action |
Specifies what parameters are passed to the action by the component. |
Click to code the action this button performs |
Switches to the Quick Edit view so that actions for the command button to perform may be programmed. Additionally, rules can be defined based upon the actions and outcomes returned. |
The All Attributes view shows a table
of all the attributes you can set on a component, which includes those attributes
you can access from the Properties view. To switch to the All Attributes view,
click the All Attributes icon in the upper right
corner of the Properties view.
Attribute name |
Represented in Properties view by |
Description |
---|---|---|
accesskey |
Accessibility>Access Key |
Specifies a single keyboard key as an access key. Pressing the specified access key at runtime gives focus to this component. Pressing ALT plus the specified access key at runtime gives focus to this component (or executes the component if it is a kind of button). |
action |
Not represented |
Specifies the value returned when the component is clicked. The value is passed to the default NavigationHandler, that then matches the value against a set of navigation rules defined in the application configuration file. |
actionListener |
Not represented |
An expression that points to a method with an ActionEvent argument and a "void" return type. |
alt |
Accessibility>Alternate Text |
Specifies alternate text for a component. The alternative text is displayed when the element cannot be rendered normally, for example, in browsers that do not support forms and in browsers set to not display images. |
binding |
Not represented |
An expression that binds the component's instance (usually a user interface component) to a bean property (usually in the backing file). |
confirm |
Prompt Text |
Specifies text to be displayed requesting confirmation when a commandExButton is pressed. If no value is set for this attribute, a confirm dialog will not be shown. |
converter |
Not represented |
Specifies the data type to which the value is converted. The JavaServer Faces implementation provides a set of Converter implementations that you can use to convert your component data to a type not supported by its renderer. |
dimage |
Type>Image: Disabled Image |
Specifies the image to be displayed when the component is disabled. |
dir |
Not represented |
Specifies the component's direction when rendered at runtime.
The values can be either:
|
disabled |
Not represented |
If disabled is set to true, the component is displayed at runtime but is not functional. If left blank, the default value is false. |
himage |
Type>Image: Moused Image |
Specifies the image to display when the user's mouse pointer passes over the component. |
id |
ID |
Assigns a name to a component. Should be a unique name within a JSP. |
image |
Type>Image: Normal Image |
Specifies an URL/URI to an image to be displayed in the component. |
immediate |
Not represented |
If true, skip straight to render phase of life cycle. |
lang |
Not represented |
The language of the component's value(s) and text content.
If omitted, the language is inherited from the containing tags (notably the
view. Specified as an ISO-standard language abbreviation code. For example,
"en" for English, "en-US" for American English, "fr" for French, "de" for
German.
Note: This does not "translate" the text in the component, rather,
it identifies the language of the component so that operations such as searching,
sorting, collating and the like are done correctly.
|
pimage |
Type>Image: Depressed Image |
Specifies the image to display when a user clicks on the component. |
readonly |
Not represented |
Specifies that the value of the component cannot be changed from its initial value. |
rendered |
Not represented |
Can be set to true or false:
|
size |
Not represented |
Specifies the initial width of the component. The width is given in pixels except in the case of a text input component where its value refers to the number of characters. |
styleClass |
Style: Classes |
Space-separated list of CSS style classes to be applied when this element is rendered. This value must be passed through as the class attribute on generated markup. Defines the classes (such as style sheets) of the selected component. This may be done manually, or by clicking the button and selecting the desired Classes from within the window. |
style |
Style: Props |
Specifies CSS style information for the component (for example, style="font-size : 8pt ; color : red"). Defines the properties (such as font and color) of the selected component. This may be done manually, or by clicking the button and selecting the desired properties from within the window. |
tabindex |
Accessibility>Tab order index |
Specifies the position of the component in the tabbing order in the JSP. This value must be a number between 0 and 32767. |
title |
Accessibility>Title |
Specifies the title text, shown in browser as a tooltip at runtime. Used by a browser as the alternative text of a component if the alternative text is not specified. |
type |
Type |
Specifies the button type, either Submit, Reset, or Plain . |
value |
Type>Text: Button Label |
Specifies the text to be displayed within the command button. |