Remove many things that depend on frog.

samples/dartboard/dartboard.dart

Index: samples/dartboard/dartboard.dart
===================================================================
--- samples/dartboard/dartboard.dart	(revision 6866)
+++ samples/dartboard/dartboard.dart	(working copy)
@@ -1,228 +0,0 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#import("dart:html", prefix:"html");
-#import("../../frog/lang.dart", prefix:"lang");
-#import("../../frog/file_system.dart", prefix:"file_system");
-
-class Dartboard {
-  final List<Object> markers;
-
-  Dartboard() : markers = new List() {}
-
-  void clearOutput() {
-    setEditorText("warningEditor", "");
-    setEditorText("jsEditor", "");
-    html.document.query("#resultFrame").attributes["src"] = "about:blank";
-    for (Object marker in markers) {
-      clearMarker(marker);
-    }
-    markers.clear();
-  }
-
-  void run() {
-    setEditorText("dartEditor", SampleCode.dart);
-    setEditorText("htmlEditor", SampleCode.getHtml());
-
-    html.document.query("#clearButton").on.click.add(void _(html.Event e) {
-      clearOutput();
-    });
-
-    html.document.query("#runButton").on.click.add(void _(html.Event e) {
-      clearOutput();
-      String warnings = "";
-      HtmlFileSystem fs = new HtmlFileSystem();
-
-
-      List<String> args = ["dummyArg1", "dummyArg2", "user.dart"]; 
-      lang.options = new lang.FrogOptions("dartdir/frog", args, fs);
-      lang.options.useColors = false;
-      lang.options.warningsAsErrors =
-        html.document.query("#warningCheckbox").dynamic.checked;
-
-      int millis1 = new Date.now().value;
-      if (lang.world === null) {
-        lang.initializeWorld(fs);
-      } else {
-        lang.world.reset();
-      }
-
-      lang.world.messageHandler = (String prefix, String message, lang.SourceSpan span) {
-        warnings += prefix + message + span.locationText + "\n";
-        if (span.file.filename == "user.dart") {
-          int startLine = SpanHelper.startLine(span);
-          int startCol = SpanHelper.startCol(span);
-          int endLine = SpanHelper.endLine(span);
-          int endCol = SpanHelper.endCol(span);
-          String cssClass = null;
-          if (prefix.startsWith("error") || prefix.startsWith("fatal")) {
-            cssClass = "compile_error";
-          } else if (prefix.startsWith("warning")) {
-            cssClass = "compile_warning";
-          }
-          markers.add(markText(startLine, startCol, endLine, endCol, cssClass));
-        }
-      };
-      bool success = lang.world.compile();
-      if (success) {
-        String code = lang.world.getGeneratedCode();
-        setEditorText("jsEditor", code);
-      }
-      int millis2 = new Date.now().value;
-      warnings += "\ncompile time: ${millis2 - millis1}ms\n";
-      setEditorText("warningEditor", warnings);
-    });
-  }
-
-  // TODO - remove native
-  static String markText(int startLine, int startCol,
-        int endLine, int endCol, String cssClass) native
-     'return window.markText(startLine, startCol, endLine, endCol, cssClass);';
-
-  // TODO - remove native
-  static void clearMarker(Object marker) native 'marker.clear();';
-
-  // TODO - remove native
-  static String getEditorText(String id) native
-    'return window.getEditorText(id)';
-
-  // TODO - remove native
-  static String setEditorText(String id, String text) native
-    'window.setEditorText(id, text);';
-}
-
-class HtmlFileSystem implements file_system.FileSystem {
-  final Object frameDocument;
-
-  HtmlFileSystem() : frameDocument = getFrameDocument() {}
-
-  // TODO - remove native
-  static Object getFrameDocument() native
-    'return document.getElementById("dartlibFrame").contentDocument;';
-
-  // TODO - remove native
-  static String getElementText(Object frame, String id) native
-    'return frame.getElementById(id).text;';
-
-  String readAll(String filename) {
-    filename = resolveDartColon(filename);
-    if (filename == "user.dart") {
-      return Dartboard.getEditorText("dartEditor");
-    }
-    String id = filename.replaceAll(".", "_").replaceAll("/", "_");
-    return getElementText(frameDocument, id);
-  }
-  
-  static String resolveDartColon(String filename) {
-    if (!filename.startsWith("dart:")) {
-      return filename;
-    }    
-    String symbol = filename.substring("dart:".length);
-    String relPath = symbolToRelPath[symbol];
-    if (relPath === null) {
-      throw new Exception("dart:$symbol not recognized"); 
-    }
-    return "dartdir/" + relPath;
-  }
-
-  void writeString(String outfile, String text) {
-    throw new UnsupportedOperationException();
-  }
-
-  bool fileExists(String filename) {
-    return true;
-  }
-
-  void createDirectory(String path, [bool recursive]) {
-    throw new UnsupportedOperationException();
-  }
-  void removeDirectory(String path, [bool recursive]) {
-    throw new UnsupportedOperationException();
-  }
-  
-  static final Map<String, String> symbolToRelPath = const <String>{
-    "core" : "frog/lib/corelib.dart",
-    "dom" : "lib/dom/frog/dom_frog.dart",
-    "html" : "lib/html/html_frog.dart",
-    "json" : "lib/json/json_frog.dart",
-    "uri" : "lib/uri/uri.dart",
-    "utf" : "lib/utf/utf.dart"
-  };    
-}
-
-void main() {
-  // TODO - temporary, the if(false) here is so that tree-shaking doesn't
-  // delete frogPondMain.  (We want to be able to call frogPondMain at
-  // the appropriate time after js setup.)
-  if (false) {
-    dartboardMain();
-  }
-}
-
-void dartboardMain() {
-  new Dartboard().run();
-}
-
-/** Slightly friendlier interface to SourceSpan */
-class SpanHelper {
-  static int startLine(lang.SourceSpan span) {
-    return span.file.getLine(span.start);
-  }
-
-  static int startCol(lang.SourceSpan span) {
-    return span.file.getColumn(span.file.getLine(span.start), span.start);
-  }
-
-  static int endLine(lang.SourceSpan span) {
-    return span.file.getLine(span.end);
-  }
-
-  static int endCol(lang.SourceSpan span) {
-    return span.file.getColumn(span.file.getLine(span.end), span.end);
-  }
-}
-
-class SampleCode {
-
-  static final String dart = '''
-#import("dart:html");
-void main() {
-  window.on.load.add(void handler(Event e) {
-    Element element = document.query("#status");
-    if (element === null) {
-      throw "can't find status element";
-    }
-    element.innerHTML = "hello, dart";
-    element.on.click.add(
-      void handler(Event e) {
-        if (element.classes.remove("highlight")) {
-          return;
-        }
-        element.classes.add("highlight");
-      });
-    });
-}
-''';
-
-  static String getHtml() { 
-    return '''
-<html>
-  <head>
-    <style type="text/css">
-      .highlight {
-        background: #003300;
-      }
-    </style>
-    <scrip_t type="application/dart">
-      {{DART}}
-    </scrip_t>
-  </head>
-  <body>
-    <h2 id="status">not running</h2>
-  </body>
-</html>
-'''.replaceAll("scrip_t", "script");
-  }
-}
-