site/j2s/swingjs/plaf/JSScrollPaneUI.java

   1 package swingjs.plaf;\r
   2 \r
   3 import jsjava.awt.Component;\r
   4 import jsjavax.swing.JComponent;\r
   5 import jsjavax.swing.JScrollPane;\r
   6 import jsjavax.swing.JViewport;\r
   7 \r
   8 import swingjs.JSToolkit;\r
   9 import swingjs.api.DOMNode;\r
  10 \r
  11 public class JSScrollPaneUI extends JSComponentUI {\r
  12 \r
  13         private JComponent scrolledComponent;\r
  14         private JScrollPane scrollpane;\r
  15         private JViewport viewport;\r
  16         private JSComponentUI scrolledUI;\r
  17         \r
  18         @Override\r
  19         public DOMNode getDOMObject() {\r
  20                 isContainer = true;\r
  21                 scrollpane = (JScrollPane) c;\r
  22                 if (domNode == null) {\r
  23                         domNode = createDOMObject("div", id);\r
  24                 }\r
  25                 JViewport v = scrollpane.getViewport();\r
  26                 \r
  27                 if (v != null) {\r
  28                         viewport = v;\r
  29                         System.out.println("JSScrollPaneUI v=" + v);\r
  30                         JComponent sc = null;\r
  31                         try {\r
  32                                 sc = (JComponent) v.getComponent(0);\r
  33                         } catch (Exception e) {\r
  34                                 // unusable \r
  35                         }\r
  36                         if (sc != null && sc != scrolledComponent) {\r
  37                                 scrolledComponent = sc;\r
  38                                 scrolledUI = JSToolkit.getUI(sc, false);\r
  39                                 scrollNode = scrolledUI.outerNode;\r
  40                                 if (scrollNode == null)\r
  41                                         scrollNode = scrolledUI.setHTMLElement();\r
  42                                 DOMNode.setSize(scrollNode, c.getWidth(), c.getHeight());\r
  43                                 scrolledUI.scrollerNode = this;\r
  44                                 components = new Component[] { scrolledComponent };\r
  45                         }\r
  46                 }\r
  47                 return domNode;\r
  48         }\r
  49 \r
  50         @Override\r
  51         protected void installJSUI() {\r
  52                 // TODO Auto-generated method stub\r
  53                 \r
  54         }\r
  55 \r
  56         @Override\r
  57         protected void uninstallJSUI() {\r
  58                 // TODO Auto-generated method stub\r
  59                 \r
  60         }\r
  61 \r
  62 }\r