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package com.sun.webui.jsf.renderkit.widget;
import com.sun.faces.annotation.Renderer;
import com.sun.webui.jsf.component.Button;
import com.sun.webui.jsf.component.Widget;
import com.sun.webui.theme.Theme;
import com.sun.webui.jsf.theme.ThemeTemplates;
import com.sun.webui.jsf.util.ConversionUtilities;
import com.sun.webui.jsf.util.JavaScriptUtilities;
import com.sun.webui.jsf.util.ThemeUtilities;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.event.ActionEvent;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
/**
* This class renders Table components.
*/
@Renderer(@Renderer.Renders(rendererType = "com.sun.webui.jsf.widget.Button",
componentFamily = "com.sun.webui.jsf.Button"))
public class ButtonRenderer extends RendererBase {
/**
* The set of pass-through attributes to be rendered.
*/
private static final String attributes[] = {
"alt",
"align",
"dir",
"lang",
"onBlur",
"onClick",
"onDblClick",
"onFocus",
"onKeyDown",
"onKeyPress",
"onKeyUp",
"onMouseDown",
"onMouseOut",
"onMouseOver",
"onMouseUp",
"onMouseMove",
"style",
"tabIndex"
};
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Renderer Methods
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/**
* Determine if this was the component that submitted the form.
*
* @param context FacesContext for the current request
* @param component UIComponent to be decoded
*
* @exception NullPointerException if context or
* component is null
*/
@Override
public void decode(FacesContext context, UIComponent component) {
// Enforce NPE requirements in the Javadocs
if (context == null || component == null) {
throw new NullPointerException();
}
Button button = (Button) component;
// Do not process disabled or reset components.
if (button.isReset()) {
return;
}
// Was our command the one that caused this submission?
String clientId = button.getClientId(context);
Map map = context.getExternalContext().getRequestParameterMap();
if (map.containsKey(clientId) ||
(map.containsKey(clientId + ".x") && map.containsKey(clientId + ".y"))) {
button.queueEvent(new ActionEvent(button));
}
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// RendererBase methods
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/**
* Get the Dojo modules required to instantiate the widget.
*
* @param context FacesContext for the current request.
* @param component UIComponent to be rendered.
*/
protected JSONArray getModules(FacesContext context, UIComponent component)
throws JSONException {
JSONArray json = new JSONArray();
json.put(JavaScriptUtilities.getModuleName("widget.button"));
return json;
}
/**
* Helper method to obtain component properties.
*
* @param context FacesContext for the current request.
* @param component UIComponent to be rendered.
*/
protected JSONObject getProperties(FacesContext context,
UIComponent component) throws JSONException {
Button button = (Button) component;
String templatePath = ((Widget) button).getHtmlTemplate(); // Get HTML template.
JSONObject json = new JSONObject();
json.put("className", button.getStyleClass()).put("disabled", button.isDisabled()).put("mini", button.isMini()).put("name", button.getClientId(context)).put("primary", button.isPrimary()).put("templatePath", (templatePath != null)
? templatePath
: getTheme().getPathToTemplate(ThemeTemplates.BUTTON)).put("title", button.getToolTip()).put("type", button.isReset() ? "reset" : "submit").put("visible", button.isVisible());
// Get the textual label of the button.
String text = ConversionUtilities.convertValueToString(button,
button.getText());
// Pad the text, if needed.
if (text != null && text.trim().length() > 0) {
// Note: This code appears in the UI guidelines, but it may have been
// for Netscape 4.x. We may be able to do this with styles instead.
if (!button.isNoTextPadding()) {
if (text.trim().length() <= 3) {
text = " " + text + " "; //NOI18N
} else if (text.trim().length() == 4) {
text = " " + text + " "; //NOI18N
}
}
json.put("contents", text); // This is button label.
}
// Add core and attribute properties.
addAttributeProperties(attributes, component, json);
setCoreProperties(context, component, json);
return json;
}
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Private renderer methods
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Helper method to get Theme objects.
private Theme getTheme() {
return ThemeUtilities.getTheme(FacesContext.getCurrentInstance());
}
}
