/**
* Shows or hides the title bar for the panel.
*
* <p>The title bar appears at the top of the panel.
*
* <p>The default value is <code>false:</code> the title bar is not shown unless a title is set or
* the panel is made collapsible.
*
* <p>
*
* @see WPanel#setTitle(CharSequence title)
* @see WPanel#setCollapsible(boolean on)
*/
public void setTitleBar(boolean enable) {
if (enable && !(this.getTitleBarWidget() != null)) {
WContainerWidget titleBar = new WContainerWidget();
this.impl_.bindWidget("titlebar", titleBar);
titleBar.setStyleClass("titlebar");
WBreak br;
titleBar.addWidget(br = new WBreak());
br.setClearSides(Side.Horizontals);
} else {
if (!enable && this.isTitleBar()) {
this.impl_.bindWidget("titlebar", (WWidget) null);
this.title_ = null;
this.collapseIcon_ = null;
}
}
}
/** Creates a panel. */
public WPanel(WContainerWidget parent) {
super(parent);
this.collapseIcon_ = null;
this.title_ = null;
this.centralWidget_ = null;
this.animation_ = new WAnimation();
this.collapsed_ = new Signal(this);
this.expanded_ = new Signal(this);
this.collapsedSS_ = new Signal1<Boolean>(this);
this.expandedSS_ = new Signal1<Boolean>(this);
String TEMPLATE = "${shadow-x1-x2}${titlebar}${contents}";
this.setImplementation(this.impl_ = new WTemplate(new WString(TEMPLATE)));
this.impl_.setStyleClass("Wt-panel Wt-outset");
// this.implementStateless(WPanel.doExpand,WPanel.undoExpand);
// this.implementStateless(WPanel.doCollapse,WPanel.undoCollapse);
WContainerWidget centralArea = new WContainerWidget();
centralArea.setStyleClass("body");
this.impl_.bindString("shadow-x1-x2", WTemplate.DropShadow_x1_x2);
this.impl_.bindWidget("titlebar", (WWidget) null);
this.impl_.bindWidget("contents", centralArea);
this.setJavaScriptMember(
WT_RESIZE_JS,
"function(self, w, h) {self.style.height= h + 'px';if (Wt3_2_2.boxSizing(self)) {h -= Wt3_2_2.px(self, 'borderTopWidth') + Wt3_2_2.px(self, 'borderBottomWidth');}var c = self.lastChild;var t = c.previousSibling;if (t.className == 'titlebar')h -= t.offsetHeight;h -= 8;if (h > 0) {c.style.height = h + 'px';$(c).children().each(function() { var self = $(this), padding = self.outerHeight() - self.height();self.height(h - padding);});}};");
}