1 #!/usr/bin/env python 2 # 3 # Copyright (c) 2012 The Chromium Authors. All rights reserved. 4 # Use of this source code is governed by a BSD-style license that can be 5 # found in the LICENSE file. 6 7 """Process Android library resources to generate R.java and crunched images.""" 8 9 import optparse 10 import os 11 import shlex 12 13 from util import build_utils 14 15 def ParseArgs(): 16 """Parses command line options. 17 18 Returns: 19 An options object as from optparse.OptionsParser.parse_args() 20 """ 21 parser = optparse.OptionParser() 22 parser.add_option('--android-sdk', help='path to the Android SDK folder') 23 parser.add_option('--android-sdk-tools', 24 help='path to the Android SDK build tools folder') 25 parser.add_option('--R-dir', help='directory to hold generated R.java') 26 parser.add_option('--res-dirs', 27 help='directories containing resources to be packaged') 28 parser.add_option('--crunch-input-dir', 29 help='directory containing images to be crunched') 30 parser.add_option('--crunch-output-dir', 31 help='directory to hold crunched resources') 32 parser.add_option('--non-constant-id', action='store_true') 33 parser.add_option('--custom-package', help='Java package for R.java') 34 parser.add_option('--android-manifest', help='AndroidManifest.xml path') 35 parser.add_option('--stamp', help='File to touch on success') 36 37 # This is part of a temporary fix for crbug.com/177552. 38 # TODO(newt): remove this once crbug.com/177552 is fixed in ninja. 39 parser.add_option('--ignore', help='this argument is ignored') 40 (options, args) = parser.parse_args() 41 42 if args: 43 parser.error('No positional arguments should be given.') 44 45 # Check that required options have been provided. 46 required_options = ('android_sdk', 'android_sdk_tools', 'R_dir', 47 'res_dirs', 'crunch_input_dir', 'crunch_output_dir') 48 build_utils.CheckOptions(options, parser, required=required_options) 49 50 return options 51 52 53 def main(): 54 options = ParseArgs() 55 android_jar = os.path.join(options.android_sdk, 'android.jar') 56 aapt = os.path.join(options.android_sdk_tools, 'aapt') 57 58 build_utils.MakeDirectory(options.R_dir) 59 60 # Generate R.java. This R.java contains non-final constants and is used only 61 # while compiling the library jar (e.g. chromium_content.jar). When building 62 # an apk, a new R.java file with the correct resource -> ID mappings will be 63 # generated by merging the resources from all libraries and the main apk 64 # project. 65 package_command = [aapt, 66 'package', 67 '-m', 68 '-M', options.android_manifest, 69 '--auto-add-overlay', 70 '-I', android_jar, 71 '--output-text-symbols', options.R_dir, 72 '-J', options.R_dir] 73 res_dirs = shlex.split(options.res_dirs) 74 for res_dir in res_dirs: 75 package_command += ['-S', res_dir] 76 if options.non_constant_id: 77 package_command.append('--non-constant-id') 78 if options.custom_package: 79 package_command += ['--custom-package', options.custom_package] 80 build_utils.CheckCallDie(package_command) 81 82 # Crunch image resources. This shrinks png files and is necessary for 9-patch 83 # images to display correctly. 84 build_utils.MakeDirectory(options.crunch_output_dir) 85 86 aapt_cmd = [aapt, 87 'crunch', 88 '-S', options.crunch_input_dir, 89 '-C', options.crunch_output_dir] 90 build_utils.CheckCallDie(aapt_cmd, suppress_output=True) 91 92 if options.stamp: 93 build_utils.Touch(options.stamp) 94 95 96 if __name__ == '__main__': 97 main() 98
