1 files changed, 180 insertions, 0 deletions
diff --git a/src/dom/ImplGen.java b/src/dom/ImplGen.java
new file mode 100755
index 000000000..b79f70725
--- /dev/null
+++ b/src/dom/ImplGen.java
@@ -0,0 +1,180 @@
+
+
+import java.io.*;
+import java.util.StringTokenizer;
+
+
+
+public class ImplGen
+{
+BufferedWriter out;
+String         className;
+String         defaultReturn;
+
+void trace(String msg)
+{
+    System.out.println(msg);
+}
+
+void err(String msg)
+{
+    System.out.print("error:");
+    System.out.println(msg);
+}
+
+void p(String s)
+{
+    try
+        {
+        out.write(s);
+        }
+    catch (IOException e)
+        {
+        }
+}
+
+void sp(int count)
+{
+    for (int i=0 ; i<count ; i++)
+        p(" ");
+}
+
+
+
+void process(String s)
+{
+
+    if (s.startsWith("## "))
+        {
+        className = s.substring(3);
+        }
+
+    if (s.startsWith("DOMString"))
+        {
+        defaultReturn = "DOMString(\"\")";
+        }
+    else if (s.startsWith("bool"))
+        {
+        defaultReturn = "false";
+        }
+    else if (s.startsWith("void"))
+        {
+        defaultReturn = "";
+        }
+    else if (s.startsWith("unsigned long") || s.startsWith("long"))
+        {
+        defaultReturn = "0L";
+        }
+    else if (s.startsWith("unsigned short") || s.startsWith("short"))
+        {
+        defaultReturn = "0";
+        }
+    else if (s.startsWith("float") || s.startsWith("double"))
+        {
+        defaultReturn = "0.0";
+        }
+    else if (s.length()>0 && Character.isLetter(s.charAt(0)))
+        {
+        defaultReturn = "NULL";
+        }
+    else if (s.startsWith("~"))
+        {
+        defaultReturn = "";
+        }
+
+    int pos = s.indexOf("(");
+    if (!s.startsWith("~") && pos > 0 &&
+            Character.isLetterOrDigit(s.charAt(pos-1)))
+        {
+        while (Character.isLetterOrDigit(s.charAt(pos-1)))
+            pos--;
+        String news = s.substring(0, pos) +
+                        className + "::" +
+                      s.substring(pos);
+        s = news;
+        }
+
+    if (s.startsWith("~"))
+        {
+        p(className); p("::");
+        p(s); p("\n");
+        }
+    else if (s.startsWith("}") && defaultReturn.length()>0)
+        {
+        p("    return "); p(defaultReturn); p(";"); p("\n");
+        p(s); p("\n");
+        }
+    else
+        {
+        p(s); p("\n");
+        }
+
+
+
+}
+
+
+
+
+
+void doIt(String inName)
+{
+    String cppName = inName + ".cpp";
+    try
+        {
+        BufferedReader in = new BufferedReader(new FileReader(inName));
+        out = new BufferedWriter(new FileWriter(cppName));
+        while (true)
+            {
+            String s = in.readLine();
+            if (s == null)
+                break;
+            process(s);
+            }
+        
+        in.close();
+        out.close();
+        }
+    catch (Exception e)
+        {
+        }
+
+}
+
+
+public ImplGen()
+{
+}
+
+
+public static void main(String argv[])
+{
+    if (argv.length != 1)
+        {
+        System.out.println("usage: ImplGen <source .h file>");
+        return;
+        }
+    ImplGen ig = new ImplGen();
+    ig.doIt(argv[0]);
+
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+}