Improved pref page layout

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / PHPTextHover.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPTextHover.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPTextHover.java
index 071cb9f..cc93029 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPTextHover.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPTextHover.java
@@ -11,8 +11,12 @@ Contributors:
 **********************************************************************/
 package net.sourceforge.phpeclipse.phpeditor;
 
+import java.util.HashMap;
+import java.util.Vector;
+
+import net.sourceforge.phpeclipse.phpeditor.php.PHPElement;
 import net.sourceforge.phpeclipse.phpeditor.php.PHPWordExtractor;
-import org.eclipse.jface.text.BadLocationException;
+
 import org.eclipse.jface.text.IRegion;
 import org.eclipse.jface.text.ITextHover;
 import org.eclipse.jface.text.ITextViewer;
@@ -24,7 +28,10 @@ import org.eclipse.swt.graphics.Point;
  * which hovers over PHP code.
  */
 public class PHPTextHover implements ITextHover {
+  public static HashMap functionDescriptions = null;
+
   private static PHPWordExtractor phpWordDetector = new PHPWordExtractor();
+  
   /* (non-Javadoc)
    * Method declared on ITextHover
    */
@@ -32,9 +39,31 @@ public class PHPTextHover implements ITextHover {
     if (hoverRegion != null) {
       try {
         if (hoverRegion.getLength() > -1) {
-          return textViewer.getDocument().get(hoverRegion.getOffset(), hoverRegion.getLength());
+          String word = textViewer.getDocument().get(hoverRegion.getOffset(), hoverRegion.getLength());
+          if (functionDescriptions == null) {
+            functionDescriptions = new HashMap();
+            //                 PHPSyntaxRdr syntaxRdr = new PHPSyntaxRdr();
+            //                 syntaxRdr.readInSyntax();
+
+            //                 Vector syntaxbuffer = syntaxRdr.getsyntaxdata();
+            Vector syntaxbuffer = PHPSyntaxRdr.getsyntaxdata();
+            String strbuffer = null;
+            PHPElement elbuffer = null;
+            while ((syntaxbuffer != null)
+              && (!syntaxbuffer.isEmpty() && 
+                 ((elbuffer = (PHPElement) syntaxbuffer.remove(0)) != null))) {
+              functionDescriptions.put(elbuffer.getName(), elbuffer.getHoverText());
+            }
+
+            //            functionDescriptions = new HashMap(997);
+            //            for (int i=0; i<PHPFunctionNames.FUNCTION_NAMES.length;i++) {
+            //              functionDescriptions.put(PHPFunctionNasmes.FUNCTION_NAMES[i],PHPFunctionDescription.FUNCTION_DESCRIPTION[i]);
+            //            }
+          }
+          return (String) functionDescriptions.get(word);
         }
-      } catch (BadLocationException x) {
+        //      } catch (BadLocationException x) {
+      } catch (Exception x) {
       }
     }
     return "empty selection";
@@ -45,8 +74,8 @@ public class PHPTextHover implements ITextHover {
    */
   public IRegion getHoverRegion(ITextViewer textViewer, int offset) {
     Point selection = PHPWordExtractor.findWord(textViewer.getDocument(), offset);
-//  show the extracted word as a tooltip
-    if (selection!=null && selection.x <= offset && offset < selection.x + selection.y)
+    //  show the extracted word as a tooltip
+    if (selection != null && selection.x <= offset && offset < selection.x + selection.y)
       return new Region(selection.x, selection.y);
     return new Region(offset, 0);
   }