Initial commit of generated dart:chrome app_window and app_runtime

tools/dom/scripts/chromegenerator.py

Index: tools/dom/scripts/chromegenerator.py
diff --git a/tools/dom/scripts/chromegenerator.py b/tools/dom/scripts/chromegenerator.py
new file mode 100755
index 0000000000000000000000000000000000000000..24f75a627d4a69e99a3e94fb4a77f99e02d6a262
--- /dev/null
+++ b/tools/dom/scripts/chromegenerator.py
@@ -0,0 +1,87 @@
+#!/usr/bin/python
+# 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.
+
+"""This module generates Dart Chrome APIs from the Chrome IDL files."""
+
+import sys
+import os
+
+# The path to the JSON Schema Compiler, which can be run to generate the files.

[blois, 2013/02/08 00:08:04]

This library structure was set up when we thought you'd be able to use more of
the dom scripts, but obviously not now.

Not as this CL, but in a future one this and the other dart:chrome files should
be moved into tools/chrome rather than tools/dom.

[sashab, 2013/02/08 00:49:28]

Agreed :)

+# Lives in the Chromium repository, so needs to be pulled in somehow.
+COMPILER = "../../../third_party/chrome_api_tools/compiler.py"
+
+# The path to the Chrome IDL files. They live in the Chromium repository, so
+# need to be pulled in somehow.
+API_DIR = "../../../third_party/chrome_api/"
+
+# The path to the custom overrides directory, containing override files.
+OVERRIDES_DIR = "../src/chrome/custom_dart/"
+
+# The path to where the generated .dart files should be saved.
+OUTPUT_DIR = "../src/chrome/"
+
+# The path to where the output template file is. This file will be populated
+# with TEMPLATE_CONTENT, followed by the list of generated .dart files.
+OUTPUT_TEMPLATE = "../templates/html/dart2js/chrome_dart2js.darttemplate"
+
+# The content to fill OUTPUT_TEMPLATE with. Will be followed by a list of the
+# names of the generated .dart files.
+TEMPLATE_CONTENT = """
+// Copyright (c) 2013, 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.
+
+// DO NOT EDIT
+// Auto-generated dart:chrome library.
+
+library chrome;
+
+import 'dart:_foreign_helper' show JS;
+/* TODO(sashab): Add "show convertDartClosureToJS" once 'show' works. */
+import 'dart:_js_helper';
+import 'dart:html_common';
+import 'dart:html';
+
+part "$AUXILIARY_DIR/chrome/utils.dart";
+part "$AUXILIARY_DIR/chrome/chrome.dart";
+
+// Generated files below this line.
+"""
+
+# The format for adding files to TEMPLATE_CONTENT. Will be substituted with the
+# filename (not including the extension) of the IDL/JSON file.
+TEMPLATE_FILE_FORMAT = 'part "$AUXILIARY_DIR/chrome/%s.dart";'
+
+# A list of schema files to generate.
+# TODO(sashab): Later, use the ones from API_DIR/api.gyp.
+API_FILES = [
+    "app_window.idl",
+    "app_runtime.idl"
+]
+
+if __name__ == "__main__":
+  # Generate each file.
+  for filename in API_FILES:
+    result = os.system('python "%s" -g dart -D "%s" -d "%s" -r "%s" "%s"' % (
+        COMPILER, OVERRIDES_DIR, OUTPUT_DIR, API_DIR,
+        os.path.join(API_DIR, filename)))
+    if result != 0:
+        print "Error occurred during generation of %s." % (
+            os.path.join(API_DIR, filename))
+        sys.exit(1)
+    else:
+      print "Generated %s successfully to %s.dart." % (
+          os.path.join(API_DIR, filename),
+          os.path.join(OUTPUT_DIR, os.path.splitext(filename)[1]))
+
+  # Generate the template.
+  files_to_add = (TEMPLATE_FILE_FORMAT % os.path.splitext(f)[0]
+                  for f in API_FILES)
+  with open(OUTPUT_TEMPLATE, 'w') as template_file:
+    template_file.write(TEMPLATE_CONTENT)
+    template_file.write('\n'.join(files_to_add))
+  print "Generated template succesfully."
+
+