org.apache.struts2.components

## Class FormButton

- java.lang.Object
- - org.apache.struts2.components.Component
  - - org.apache.struts2.components.UIBean
    - - org.apache.struts2.components.ClosingUIBean
      - - org.apache.struts2.components.FormButton

- Direct Known Subclasses:
    Reset, Submit

      public abstract class FormButton
      extends ClosingUIBean

  FormButton.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `protected String` | `action`
    `protected String` | `method`
    `protected String` | `type`

    - ### Fields inherited from class org.apache.struts2.components.UIBean

      `accesskey, cssClass, cssErrorClass, cssErrorStyle, cssStyle, defaultTemplateDir, defaultUITheme, disabled, dynamicAttributes, errorPosition, id, javascriptTooltip, key, label, labelPosition, labelSeparator, name, onblur, onchange, onclick, ondblclick, onfocus, onkeydown, onkeypress, onkeyup, onmousedown, onmousemove, onmouseout, onmouseover, onmouseup, onselect, request, requiredLabel, requiredPosition, response, tabindex, template, templateDir, templateEngineManager, templateSuffix, theme, title, tooltip, tooltipConfig, tooltipCssClass, tooltipDelay, tooltipIconPath, uiThemeExpansionToken, value`

    - ### Fields inherited from class org.apache.struts2.components.Component

      `actionMapper, COMPONENT_STACK, devMode, parameters, stack, standardAttributesMap, throwExceptionOnELFailure`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `FormButton(ValueStack stack, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `evaluateExtraParams()`
    `protected void` | `populateComponentHtmlId(Form form)` Override UIBean's implementation, such that component Html id is determined in the following order :- This component id attribute [containing_form_id]_[this_component_name] [containing_form_id]_[this_component_action]_[this_component_method] [containing_form_id]_[this_component_method] [this_component_name] [this_component_action]_[this_component_method] [this_component_method] [an increasing sequential number unique to the form starting with 0]
    `void` | `setAction(String action)`
    `void` | `setActionMapper(ActionMapper mapper)`
    `void` | `setMethod(String method)`
    `void` | `setType(String type)`
    `protected abstract boolean` | `supportsImageType()` Indicate whether the concrete button supports the type "image".

    - ### Methods inherited from class org.apache.struts2.components.ClosingUIBean

      `getDefaultOpenTemplate, setOpenTemplate, start`

    - ### Methods inherited from class org.apache.struts2.components.UIBean

      `addFormParameter, buildTemplateName, copyParams, enableAncestorFormCustomOnsubmit, end, ensureAttributeSafelyNotEscaped, escape, evaluateNameValue, evaluateParams, getDefaultTemplate, getId, getTemplate, getTemplateDir, getTheme, getTooltipConfig, getValueClassType, mergeTemplate, setAccesskey, setClass, setCssClass, setCssErrorClass, setCssErrorStyle, setCssStyle, setDefaultTemplateDir, setDefaultUITheme, setDisabled, setDynamicAttributes, setErrorPosition, setId, setJavascriptTooltip, setKey, setLabel, setLabelposition, setLabelPosition, setLabelSeparator, setName, setOnblur, setOnchange, setOnclick, setOndblclick, setOnfocus, setOnkeydown, setOnkeypress, setOnkeyup, setOnmousedown, setOnmousemove, setOnmouseout, setOnmouseover, setOnmouseup, setOnselect, setRequiredLabel, setRequiredPosition, setStyle, setTabindex, setTemplate, setTemplateDir, setTemplateEngineManager, setTheme, setTitle, setTooltip, setTooltipConfig, setTooltipCssClass, setTooltipDelay, setTooltipIconPath, setUIThemeExpansionToken, setValue`

    - ### Methods inherited from class org.apache.struts2.components.Component

      `addAllParameters, addParameter, altSyntax, completeExpressionIfAltSyntax, determineActionURL, determineNamespace, end, fieldError, findAncestor, findString, findString, findStringIfAltSyntax, findValue, findValue, findValue, getComponentStack, getParameters, getStack, getStandardAttributes, isValidTagAttribute, popComponentStack, recursion, setDevMode, setThrowExceptionsOnELFailure, setUrlHelper, stripExpressionIfAltSyntax, toString, usesBody`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### action

          protected String action

    - #### method

          protected String method

    - #### type

          protected String type

  - ### Constructor Detail

    - #### FormButton

          public FormButton(ValueStack stack,
                    javax.servlet.http.HttpServletRequest request,
                    javax.servlet.http.HttpServletResponse response)

  - ### Method Detail

    - #### evaluateExtraParams

          public void evaluateExtraParams()

      Overrides:
        `evaluateExtraParams` in class `UIBean`

    - #### populateComponentHtmlId

          protected void populateComponentHtmlId(Form form)

      Override UIBean's implementation, such that component Html id is determined in the following order :-
      1. This component id attribute
      2. [containing_form_id]_[this_component_name]
      3. [containing_form_id]_[this_component_action]_[this_component_method]
      4. [containing_form_id]_[this_component_method]
      5. [this_component_name]
      6. [this_component_action]_[this_component_method]
      7. [this_component_method]
      8. [an increasing sequential number unique to the form starting with 0]
      Overrides:
        `populateComponentHtmlId` in class `UIBean`
      Parameters:
        `form` - enclosing form tag

    - #### supportsImageType

          protected abstract boolean supportsImageType()

      Indicate whether the concrete button supports the type "image".
      Returns:
        `true` if type image is supported.

    - #### setActionMapper

          public void setActionMapper(ActionMapper mapper)

      Overrides:
        `setActionMapper` in class `Component`

    - #### setAction

          public void setAction(String action)

    - #### setMethod

          public void setMethod(String method)

    - #### setType

          public void setType(String type)

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