Java Code Examples for javax.faces.component.UIForm#getClientId()

private static void encodeFormSubmit(UIComponent component, ResponseWriter rw, boolean evenWithoutParameters)
		throws IOException {
	String parameterList = "";
	List<UIComponent> children = component.getChildren();
	for (UIComponent parameter : children) {
		if (parameter instanceof UIParameter) {
			String value = String.valueOf(((UIParameter) parameter).getValue());
			String name = ((UIParameter) parameter).getName();
			if (null != value) {
				parameterList += ",'" + name + "':'" + value + "'";
			}
		}
	}
	if (evenWithoutParameters || parameterList.length() > 0) {
		UIForm currentForm = getSurroundingForm((UIComponent) component, false);
		parameterList = "'" + currentForm.getClientId() + "',{'" + component.getClientId() + "':'"
				+ component.getClientId() + "'" + parameterList + "}";
		rw.writeAttribute("onclick",
				encodeClick((UIComponent) component) + "BsF.submitForm(" + parameterList + ");return false;", null);
	}
}
 

public static void addEventHandlingHiddenFieldsIfNotExists(FacesContext context, UIComponent component) throws IOException {

        HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest();
        UIForm parentForm = findForm(component);
        String parentFormClientId = parentForm.getClientId(context);
        String eventSenderHiddenFieldFinalId = getEventSenderHiddenFieldId(parentFormClientId);
        String eventSenderHiddenFieldRenderedAttribute = getEventSenderHiddenFieldRenderedAttributeName(parentFormClientId);
        String eventArgumentHiddenFieldFinalId = getEventArgumentHiddenFieldId(parentFormClientId);
        String eventArgumentHiddenFieldRenderedAttribute = getEventArgumentHiddenFieldRenderedAttributeName(parentFormClientId);
        ResponseWriter writer = context.getResponseWriter();

        if (request.getAttribute(eventSenderHiddenFieldRenderedAttribute) == null) {
            renderEmptyHiddenField(eventSenderHiddenFieldFinalId, writer);
            request.setAttribute(eventSenderHiddenFieldRenderedAttribute, true);
        }

        if (request.getAttribute(eventArgumentHiddenFieldRenderedAttribute) == null) {
            renderEmptyHiddenField(eventArgumentHiddenFieldFinalId, writer);
            request.setAttribute(eventArgumentHiddenFieldRenderedAttribute, true);
        }
    }
 

public static String getSubmitJavaScriptWithArgument(FacesContext context, UIComponent component, String eventArgument) {
    UIForm parentForm = findForm(component);
    String parentFormClientId = parentForm.getClientId(context);
    String componentClientId = component.getClientId(context);
    String eventSenderHiddenFieldId = getEventSenderHiddenFieldId(parentFormClientId);
    String eventArgumentHiddenFieldId = getEventArgumentHiddenFieldId(parentFormClientId);

    StringBuilder onClickEvent = new StringBuilder();
    onClickEvent.append("document.forms['").append(parentFormClientId).append("'].elements['");
    onClickEvent.append(eventSenderHiddenFieldId).append("'].value='").append(componentClientId).append("';");

    onClickEvent.append("document.forms['").append(parentFormClientId).append("'].elements['");
    onClickEvent.append(eventArgumentHiddenFieldId).append("'].value='").append(eventArgument).append("';");

    onClickEvent.append("document.forms['").append(parentFormClientId).append("'].submit();");

    return onClickEvent.toString();
}
 

/**
 * 
 * @param context
 * @param component
 * @param uiParameterList
 * @return
 */
public static String getSubmitJavaScriptWithParameters(FacesContext context, UIComponent component,
        List<UIParameter> uiParameterList) {
    UIForm parentForm = findForm(component);
    String parentFormClientId = parentForm.getClientId(context);
    String componentClientId = component.getClientId(context);
    String eventSenderHiddenFieldId = getEventSenderHiddenFieldId(parentFormClientId);

    StringBuilder setParametersJavaScript = new StringBuilder();

    for (int i = 0; i < uiParameterList.size(); i++) {
        UIParameter parameter = uiParameterList.get(i);
        setParametersJavaScript.append("document.forms['").append(parentFormClientId).append("'].elements['")
                .append(parameter.getName()).append("'].value='").append(parameter.getValue()).append("';");

    }

    StringBuilder onClickEvent = new StringBuilder();
    onClickEvent.append("document.forms['").append(parentFormClientId).append("'].elements['");
    onClickEvent.append(eventSenderHiddenFieldId).append("'].value='").append(componentClientId).append("';");
    onClickEvent.append(setParametersJavaScript.toString());
    onClickEvent.append("document.forms['").append(parentFormClientId).append("'].submit();");

    return onClickEvent.toString();
}
 

@Override
public void decode(FacesContext context) {
    Map paramMap = context.getExternalContext().getRequestParameterMap();

    UIForm parentForm = JsfRenderUtils.findForm(this);
    String parentFormClientId = parentForm.getClientId(context);
    String eventSenderHiddenFieldId = JsfRenderUtils.getEventSenderHiddenFieldId(parentFormClientId);

    String eventSenderId = (String) paramMap.get(eventSenderHiddenFieldId);
    boolean isReset = false;

    if (this.getType() != null && this.getType().equalsIgnoreCase(INPUT_RESET_TYPE)) {
        isReset = true;
    }

    if (!isReset && (eventSenderId != null) && eventSenderId.equals(this.getClientId(context))) {
        this.queueEvent(new ActionEvent(this));
    }

}
 

@Override
public void encodeEnd(FacesContext context) throws IOException {
	if (!isRendered()) {
		return;
	}
	Map<String, Object> attrs = getAttributes();

	final UIForm form = BsfUtils.getClosestForm(this);
	if (form == null) {
		throw new FacesException("The default command component must be inside a form", null);
	} else {
		String target = (String)attrs.get("target");
		if(BsfUtils.isStringValued(target)) {
			ResponseWriter rw = context.getResponseWriter();
			String formId = form.getClientId();
			String actionCommandId = ExpressionResolver.getComponentIDs(context, this, target);

			rw.startElement("script", this);

			rw.writeText("" + "$(function() { " + "    $('form#"
					+ BsfUtils.escapeJQuerySpecialCharsInSelector(formId) + " input').keypress(function (e) { "
					+ "    if ((e.which && e.which === 13) || (e.keyCode && e.keyCode === 13)) { "
					+ "        document.getElementsByName('" + actionCommandId + "')[0].click();return false; "
					+ "    } else { return true; "
					+ "    } " + "    }); " + "});", null);
			
			rw.writeText("" + "$(function() { " + "    $('form#"
					+ BsfUtils.escapeJQuerySpecialCharsInSelector(formId) + " textarea').keypress(function (e) { "
					+ "    if ((e.ctrlKey && e.which && e.which === 13) || (e.ctrlKey && e.keyCode && e.keyCode === 13)) { "
					+ "        document.getElementsByName('" + actionCommandId + "')[0].click();return false; "
					+ "    } else { return true; "
					+ "    } " + "    }); " + "});", null);
			
			rw.endElement("script");
		} else {
			throw new FacesException("The default command component needs a defined target ID", null);
		}
	}
}
 

@Override
public void decode(FacesContext context) {
    Map paramMap = context.getExternalContext().getRequestParameterMap();

    UIForm parentForm = JsfRenderUtils.findForm(this);
    String parentFormClientId = parentForm.getClientId(context);
    String eventSenderHiddenFieldId = JsfRenderUtils.getEventSenderHiddenFieldId(parentFormClientId);

    String eventSenderId = (String) paramMap.get(eventSenderHiddenFieldId);

    if (eventSenderId != null && eventSenderId.equals(this.getClientId(context))) {
        this.queueEvent(new ActionEvent(this));
    }
}
 

public static String getSubmitJavaScript(FacesContext context, UIComponent component) {
    UIForm parentForm = findForm(component);
    String parentFormClientId = parentForm.getClientId(context);
    String componentClientId = component.getClientId(context);
    String eventSenderHiddenFieldId = getEventSenderHiddenFieldId(parentFormClientId);

    StringBuilder onClickEvent = new StringBuilder();
    onClickEvent.append("document.forms['").append(parentFormClientId).append("'].elements['");
    onClickEvent.append(eventSenderHiddenFieldId).append("'].value='").append(componentClientId);

    onClickEvent.append("';document.forms['").append(parentFormClientId).append("'].submit();");

    return onClickEvent.toString();
}
 

public static void addHiddenFieldsForParametersIfNotExists(FacesContext context, UIComponent parentComponent,
        List<UIParameter> uiParameters) throws IOException {

    UIForm parentForm = findForm(parentComponent);
    String parentFormClientId = parentForm.getClientId(context);
    ResponseWriter writer = context.getResponseWriter();
    HttpServletRequest request = (HttpServletRequest) context.getExternalContext().getRequest();

    for (int i = 0; i < uiParameters.size(); i++) {
        UIParameter parameter = uiParameters.get(i);
        addHiddenFieldForParameterIfNotExists(parentFormClientId, request, writer, parameter.getName());
    }
}
 

public static String getClearEventSenderFieldJavaScript(FacesContext context, UIComponent component) {
    UIForm parentForm = findForm(component);
    String parentFormClientId = parentForm.getClientId(context);
    String eventSenderHiddenFieldId = getEventSenderHiddenFieldId(parentFormClientId);

    StringBuilder clearEventSenderFieldJavaScript = new StringBuilder();

    clearEventSenderFieldJavaScript.append("document.forms['").append(parentFormClientId).append("'].elements['")
            .append(eventSenderHiddenFieldId).append("'].value='';");

    return clearEventSenderFieldJavaScript.toString();

}