JAL-1807

[jalview.git] / site / j2s / swingjs / plaf / JSRadioButtonUI.java

diff --git a/site/j2s/swingjs/plaf/JSRadioButtonUI.java b/site/j2s/swingjs/plaf/JSRadioButtonUI.java
new file mode 100644 (file)
index 0000000..793a8ae
--- /dev/null
+++ b/site/j2s/swingjs/plaf/JSRadioButtonUI.java
@@ -0,0 +1,94 @@
+package swingjs.plaf;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import swingjs.api.DOMNode;
+import jsjava.awt.Dimension;
+import jsjavax.swing.AbstractButton;
+import jsjavax.swing.ButtonGroup;
+import jsjavax.swing.DefaultButtonModel;
+import jsjavax.swing.JRadioButton;
+
+public class JSRadioButtonUI extends JSButtonUI {
+
+       private DOMNode label;
+       private static Map<ButtonGroup, String> groupNames;
+       
+
+       @Override
+       public DOMNode getDOMObject() {
+               return getButtonObject("radio");
+       }
+
+       @Override
+       protected String getPropertyPrefix() {
+               return "RadioButton.";
+       }
+
+       protected Dimension setHTMLSize(DOMNode obj, boolean addCSS) {
+               // "absolute" is required for positioning of button, but must not be there for setting the size. 
+               DOMNode.setStyles(domBtn, "position", null);
+               DOMNode.setStyles(label, "position", null);
+               Dimension d = setHTMLSize1(obj, addCSS, false);
+               DOMNode.setStyles(domBtn, "position", "absolute");
+               DOMNode.setStyles(label, "position", "absolute");
+               return d;
+       }
+
+       protected DOMNode getButtonObject(String myType) {
+               JRadioButton b = (JRadioButton) c;
+               boolean isNew = false;
+               boolean doAll = false;
+               if (domNode == null) {
+                       doAll = true;
+                       if (groupNames == null)
+                               groupNames = new HashMap<ButtonGroup, String>();
+                       ButtonGroup bg = null;
+                       String name = id;
+                       isNew = true;
+                       if (b.getModel() instanceof DefaultButtonModel) {
+                               bg = ((DefaultButtonModel) b.getModel()).getGroup();
+                               name = groupNames.get(bg);
+                               if (name == null)
+                                       groupNames.put(bg, name = id);
+                               else
+                                       isNew = false;
+                       }
+                       domBtn = enableNode = createDOMObject("input", id, "type", myType, "name",
+                                       name);
+                       label = textNode = createDOMObject("label", id + "l", "htmlFor", id);
+               }
+               if (b.isSelected() || isNew)
+                       DOMNode.setAttr(domBtn, "checked", "true");
+               setCssFont(
+                               DOMNode.setAttr(label, "innerHTML", ((AbstractButton) c).getText()),
+                               c.getFont());
+               // now wrap the two with a span and get its dimensions
+               // along with the dimensions of the radio button by itself.
+               // This is a hack, for sure.
+
+               Dimension drad = setHTMLSize1(domBtn, false, false);
+               /*Dimension dlab = */ setHTMLSize1(label, false, false);
+               
+               DOMNode obj = wrap("div", "", domBtn, label);
+               Dimension dobj = setHTMLSize1(obj, true, true);
+               vCenter(domBtn, -75);
+               vCenter(label, -50);
+               DOMNode.setStyles(label, "position", "absolute", "left", drad.width + "px");
+               DOMNode.setStyles(domBtn, "position", "absolute");
+               if (doAll) {
+                       // now wrap these in a div
+                       obj = wrap("div", id + "_0", domBtn, label);
+                       DOMNode.setStyles(obj, "position", "absolute");
+               } else {
+                       // must re-introduce these to the original object
+                       obj = domNode;
+                       obj.appendChild(domBtn);
+                       obj.appendChild(label);
+               }
+               return DOMNode.setSize(obj, dobj.width, dobj.height);
+       }
+
+       
+}