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The JUCE cross-platform C++ framework, with DISTRHO/KXStudio specific changes
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JUCE/extras/Projucer/Source/ProjectSaving/jucer_ProjectExport_Android.h

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  1. /*

  2.   ==============================================================================

  3. 

  4.    This file is part of the JUCE library.

  5.    Copyright (c) 2017 - ROLI Ltd.

  6. 

  7.    JUCE is an open source library subject to commercial or open-source

  8.    licensing.

  9. 

  10.    By using JUCE, you agree to the terms of both the JUCE 5 End-User License

  11.    Agreement and JUCE 5 Privacy Policy (both updated and effective as of the

  12.    27th April 2017).

  13. 

  14.    End User License Agreement: www.juce.com/juce-5-licence

  15.    Privacy Policy: www.juce.com/juce-5-privacy-policy

  16. 

  17.    Or: You may also use this code under the terms of the GPL v3 (see

  18.    www.gnu.org/licenses).

  19. 

  20.    JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER

  21.    EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE

  22.    DISCLAIMED.

  23. 

  24.   ==============================================================================

  25. */

  26. 

  27. #pragma once

  28. 

  29. 

  30. //==============================================================================

  31. class AndroidProjectExporter  : public ProjectExporter

  32. {

  33. public:

  34.     //==============================================================================

  35.     bool isXcode() const override                { return false; }

  36.     bool isVisualStudio() const override         { return false; }

  37.     bool isCodeBlocks() const override           { return false; }

  38.     bool isMakefile() const override             { return false; }

  39.     bool isAndroidStudio() const override        { return true;  }

  40.     bool isCLion() const override                { return false; }

  41. 

  42.     bool isAndroid() const override              { return true; }

  43.     bool isWindows() const override              { return false; }

  44.     bool isLinux() const override                { return false; }

  45.     bool isOSX() const override                  { return false; }

  46.     bool isiOS() const override                  { return false; }

  47. 

  48.     bool usesMMFiles() const override                       { return false; }

  49.     bool canCopeWithDuplicateFiles() override               { return false; }

  50.     bool supportsUserDefinedConfigurations() const override { return true; }

  51. 

  52.     bool supportsTargetType (ProjectType::Target::Type type) const override

  53.     {

  54.         switch (type)

  55.         {

  56.             case ProjectType::Target::GUIApp:

  57.             case ProjectType::Target::StaticLibrary:

  58.             case ProjectType::Target::StandalonePlugIn:

  59.                 return true;

  60.             default:

  61.                 break;

  62.         }

  63. 

  64.         return false;

  65.     }

  66. 

  67.     //==============================================================================

  68.     void addPlatformSpecificSettingsForProjectType (const ProjectType&) override

  69.     {

  70.         // no-op.

  71.     }

  72. 

  73.     //==============================================================================

  74.     void createExporterProperties (PropertyListBuilder& props) override

  75.     {

  76.         createBaseExporterProperties (props);

  77.         createToolchainExporterProperties (props);

  78.         createManifestExporterProperties (props);

  79.         createLibraryModuleExporterProperties (props);

  80.         createCodeSigningExporterProperties (props);

  81.         createOtherExporterProperties (props);

  82.     }

  83. 

  84.     static const char* getName()                         { return "Android"; }

  85.     static const char* getValueTreeTypeName()            { return "ANDROIDSTUDIO"; }

  86. 

  87.     static AndroidProjectExporter* createForSettings (Project& project, const ValueTree& settings)

  88.     {

  89.         if (settings.hasType (getValueTreeTypeName()))

  90.             return new AndroidProjectExporter (project, settings);

  91. 

  92.         return nullptr;

  93.     }

  94. 

  95.     //==============================================================================

  96.     void initialiseDependencyPathValues() override

  97.     {

  98.         sdkPath.referTo  (Value (new DependencyPathValueSource (getSetting (Ids::androidSDKPath), Ids::androidSDKPath, TargetOS::getThisOS())));

  99.         ndkPath.referTo  (Value (new DependencyPathValueSource (getSetting (Ids::androidNDKPath), Ids::androidNDKPath, TargetOS::getThisOS())));

  100.     }

  101. 

  102.     //==============================================================================

  103.     CachedValue<String> androidRepositories, androidDependencies,

  104.                         androidScreenOrientation, androidActivityClass, androidActivitySubClassName,

  105.                         androidManifestCustomXmlElements, androidVersionCode, androidMinimumSDK, androidTheme,

  106.                         androidSharedLibraries, androidStaticLibraries, androidExtraAssetsFolder;

  107. 

  108.     CachedValue<bool>   androidInternetNeeded, androidMicNeeded, androidBluetoothNeeded,

  109.                         androidExternalReadPermission, androidExternalWritePermission,

  110.                         androidInAppBillingPermission;

  111.     CachedValue<String> androidOtherPermissions;

  112. 

  113.     CachedValue<String> androidKeyStore, androidKeyStorePass, androidKeyAlias, androidKeyAliasPass;

  114. 

  115.     CachedValue<String> gradleVersion, androidPluginVersion, gradleToolchain, buildToolsVersion;

  116. 

  117.     //==============================================================================

  118.     AndroidProjectExporter (Project& p, const ValueTree& t)

  119.         : ProjectExporter (p, t),

  120.           androidRepositories (settings, Ids::androidRepositories, nullptr, ""),

  121.           androidDependencies (settings, Ids::androidDependencies, nullptr, ""),

  122.           androidScreenOrientation (settings, Ids::androidScreenOrientation, nullptr, "unspecified"),

  123.           androidActivityClass (settings, Ids::androidActivityClass, nullptr, createDefaultClassName()),

  124.           androidActivitySubClassName (settings, Ids::androidActivitySubClassName, nullptr),

  125.           androidManifestCustomXmlElements (settings, Ids::androidManifestCustomXmlElements, nullptr, ""),

  126.           androidVersionCode (settings, Ids::androidVersionCode, nullptr, "1"),

  127.           androidMinimumSDK (settings, Ids::androidMinimumSDK, nullptr, "10"),

  128.           androidTheme (settings, Ids::androidTheme, nullptr),

  129.           androidSharedLibraries (settings, Ids::androidSharedLibraries, nullptr, ""),

  130.           androidStaticLibraries (settings, Ids::androidStaticLibraries, nullptr, ""),

  131.           androidExtraAssetsFolder (settings, Ids::androidExtraAssetsFolder, nullptr, ""),

  132.           androidInternetNeeded (settings, Ids::androidInternetNeeded, nullptr, true),

  133.           androidMicNeeded (settings, Ids::microphonePermissionNeeded, nullptr, false),

  134.           androidBluetoothNeeded (settings, Ids::androidBluetoothNeeded, nullptr, true),

  135.           androidExternalReadPermission  (settings, Ids::androidExternalReadNeeded, nullptr, true),

  136.           androidExternalWritePermission (settings, Ids::androidExternalWriteNeeded, nullptr, true),

  137.           androidInAppBillingPermission (settings, Ids::androidInAppBilling, nullptr, false),

  138.           androidOtherPermissions (settings, Ids::androidOtherPermissions, nullptr),

  139.           androidKeyStore (settings, Ids::androidKeyStore, nullptr, "${user.home}/.android/debug.keystore"),

  140.           androidKeyStorePass (settings, Ids::androidKeyStorePass, nullptr, "android"),

  141.           androidKeyAlias (settings, Ids::androidKeyAlias, nullptr, "androiddebugkey"),

  142.           androidKeyAliasPass (settings, Ids::androidKeyAliasPass, nullptr, "android"),

  143.           gradleVersion (settings, Ids::gradleVersion, nullptr, "3.3"),

  144.           androidPluginVersion (settings, Ids::androidPluginVersion, nullptr, "2.3.3"),

  145.           gradleToolchain (settings, Ids::gradleToolchain, nullptr, "clang"),

  146.           buildToolsVersion (settings, Ids::buildToolsVersion, nullptr, "26.0.0"),

  147.           AndroidExecutable (findAndroidExecutable())

  148.     {

  149.         name = getName();

  150. 

  151.         if (getTargetLocationString().isEmpty())

  152.             getTargetLocationValue() = getDefaultBuildsRootFolder() + "Android";

  153.     }

  154. 

  155.     //==============================================================================

  156.     void createToolchainExporterProperties (PropertyListBuilder& props)

  157.     {

  158.         props.add (new TextWithDefaultPropertyComponent<String> (gradleVersion, "gradle version", 32),

  159.                    "The version of gradle that is used to build this app (3.3 is fine for JUCE)");

  160. 

  161.         props.add (new TextWithDefaultPropertyComponent<String> (androidPluginVersion, "android plug-in version", 32),

  162.                    "The version of the android build plugin for gradle that is used to build this app");

  163. 

  164.         static const char* toolchains[] = { "clang", "gcc", nullptr };

  165. 

  166.         props.add (new ChoicePropertyComponent (gradleToolchain.getPropertyAsValue(), "NDK Toolchain", StringArray (toolchains), Array<var> (toolchains)),

  167.                    "The toolchain that gradle should invoke for NDK compilation (variable model.android.ndk.tooclhain in app/build.gradle)");

  168. 

  169.         props.add (new TextWithDefaultPropertyComponent<String> (buildToolsVersion, "Android build tools version", 32),

  170.                    "The Android build tools version that should use to build this app");

  171.     }

  172. 

  173.     void createLibraryModuleExporterProperties (PropertyListBuilder& props)

  174.     {

  175.         props.add (new TextPropertyComponent (androidStaticLibraries.getPropertyAsValue(), "Import static library modules", 8192, true),

  176.                    "Comma or whitespace delimited list of static libraries (.a) defined in NDK_MODULE_PATH.");

  177. 

  178.         props.add (new TextPropertyComponent (androidSharedLibraries.getPropertyAsValue(), "Import shared library modules", 8192, true),

  179.                    "Comma or whitespace delimited list of shared libraries (.so) defined in NDK_MODULE_PATH.");

  180.     }

  181. 

  182.     //==============================================================================

  183.     bool canLaunchProject() override

  184.     {

  185.         return AndroidExecutable.exists();

  186.     }

  187. 

  188.     bool launchProject() override

  189.     {

  190.         if (! AndroidExecutable.exists())

  191.         {

  192.             jassertfalse;

  193.             return false;

  194.         }

  195. 

  196.         const File targetFolder (getTargetFolder());

  197. 

  198.         // we have to surround the path with extra quotes, otherwise Android Studio

  199.         // will choke if there are any space characters in the path.

  200.         return AndroidExecutable.startAsProcess ("\"" + targetFolder.getFullPathName() + "\"");

  201.     }

  202. 

  203.     //==============================================================================

  204.     void create (const OwnedArray<LibraryModule>& modules) const override

  205.     {

  206.         const File targetFolder (getTargetFolder());

  207.         const File appFolder (targetFolder.getChildFile (isLibrary() ? "lib" : "app"));

  208. 

  209.         removeOldFiles (targetFolder);

  210. 

  211.         if (! isLibrary())

  212.             copyJavaFiles (modules);

  213. 

  214.         copyExtraResourceFiles();

  215. 

  216.         writeFile (targetFolder, "settings.gradle",  isLibrary() ? "include ':lib'" : "include ':app'");

  217.         writeFile (targetFolder, "build.gradle",     getProjectBuildGradleFileContent());

  218.         writeFile (appFolder,    "build.gradle",     getAppBuildGradleFileContent());

  219.         writeFile (targetFolder, "local.properties", getLocalPropertiesFileContent());

  220.         writeFile (targetFolder, "gradle/wrapper/gradle-wrapper.properties", getGradleWrapperPropertiesFileContent());

  221. 

  222.         writeBinaryFile (targetFolder, "gradle/wrapper/LICENSE-for-gradlewrapper.txt", BinaryData::LICENSE, BinaryData::LICENSESize);

  223.         writeBinaryFile (targetFolder, "gradle/wrapper/gradle-wrapper.jar", BinaryData::gradlewrapper_jar, BinaryData::gradlewrapper_jarSize);

  224.         writeBinaryFile (targetFolder, "gradlew",                           BinaryData::gradlew,           BinaryData::gradlewSize);

  225.         writeBinaryFile (targetFolder, "gradlew.bat",                       BinaryData::gradlew_bat,       BinaryData::gradlew_batSize);

  226. 

  227.         targetFolder.getChildFile ("gradlew").setExecutePermission (true);

  228. 

  229.         writeAndroidManifest (appFolder);

  230. 

  231.         if (! isLibrary())

  232.         {

  233.             writeStringsXML      (targetFolder);

  234.             writeAppIcons        (targetFolder);

  235.         }

  236. 

  237.         writeCmakeFile (appFolder.getChildFile ("CMakeLists.txt"));

  238. 

  239.         const String androidExtraAssetsFolderValue = androidExtraAssetsFolder.get();

  240.         if (androidExtraAssetsFolderValue.isNotEmpty())

  241.         {

  242.             File extraAssets (getProject().getFile().getParentDirectory().getChildFile(androidExtraAssetsFolderValue));

  243.             if (extraAssets.exists() && extraAssets.isDirectory())

  244.             {

  245.                 const File assetsFolder (appFolder.getChildFile ("src/main/assets"));

  246.                 if (assetsFolder.deleteRecursively())

  247.                     extraAssets.copyDirectoryTo (assetsFolder);

  248.             }

  249.         }

  250.     }

  251. 

  252.     void removeOldFiles (const File& targetFolder) const

  253.     {

  254.         targetFolder.getChildFile ("app/build").deleteRecursively();

  255.         targetFolder.getChildFile ("app/build.gradle").deleteFile();

  256.         targetFolder.getChildFile ("gradle").deleteRecursively();

  257.         targetFolder.getChildFile ("local.properties").deleteFile();

  258.         targetFolder.getChildFile ("settings.gradle").deleteFile();

  259.     }

  260. 

  261.     void writeFile (const File& gradleProjectFolder, const String& filePath, const String& fileContent) const

  262.     {

  263.         MemoryOutputStream outStream;

  264.         outStream << fileContent;

  265.         overwriteFileIfDifferentOrThrow (gradleProjectFolder.getChildFile (filePath), outStream);

  266.     }

  267. 

  268.     void writeBinaryFile (const File& gradleProjectFolder, const String& filePath, const char* binaryData, const int binarySize) const

  269.     {

  270.         MemoryOutputStream outStream;

  271.         outStream.write (binaryData, static_cast<size_t> (binarySize));

  272.         overwriteFileIfDifferentOrThrow (gradleProjectFolder.getChildFile (filePath), outStream);

  273.     }

  274. 

  275.     //==============================================================================

  276.     static File findAndroidExecutable()

  277.     {

  278.        #if JUCE_WINDOWS

  279.         const File defaultInstallation ("C:\\Program Files\\Android\\Android Studio\\bin");

  280. 

  281.         if (defaultInstallation.exists())

  282.         {

  283.             {

  284.                 const File studio64 = defaultInstallation.getChildFile ("studio64.exe");

  285. 

  286.                 if (studio64.existsAsFile())

  287.                     return studio64;

  288.             }

  289. 

  290.             {

  291.                 const File studio = defaultInstallation.getChildFile ("studio.exe");

  292. 

  293.                 if (studio.existsAsFile())

  294.                     return studio;

  295.             }

  296.         }

  297.       #elif JUCE_MAC

  298.        const File defaultInstallation ("/Applications/Android Studio.app");

  299. 

  300.        if (defaultInstallation.exists())

  301.            return defaultInstallation;

  302.       #endif

  303. 

  304.         return {};

  305.     }

  306. 

  307. protected:

  308.     //==============================================================================

  309.     class AndroidBuildConfiguration  : public BuildConfiguration

  310.     {

  311.     public:

  312.         AndroidBuildConfiguration (Project& p, const ValueTree& settings, const ProjectExporter& e)

  313.             : BuildConfiguration (p, settings, e)

  314.         {

  315.             if (getArchitectures().isEmpty())

  316.             {

  317.                 if (isDebug())

  318.                     getArchitecturesValue() = "armeabi x86";

  319.                 else

  320.                     getArchitecturesValue() = "";

  321.             }

  322.         }

  323. 

  324.         Value getArchitecturesValue()           { return getValue (Ids::androidArchitectures); }

  325.         String getArchitectures() const         { return config [Ids::androidArchitectures]; }

  326. 

  327.         Value getAdditionalXmlResourcesValue()    { return getValue (Ids::androidAdditionalXmlValueResources); }

  328.         String getAdditionalXmlResources() const  { return config [Ids::androidAdditionalXmlValueResources]; }

  329. 

  330.         Value getCustomStringsXmlValue()        { return getValue (Ids::androidCustomStringXmlElements); }

  331.         String getCustomStringsXml() const      { return config [Ids::androidCustomStringXmlElements]; }

  332. 

  333.         var getDefaultOptimisationLevel() const override    { return var ((int) (isDebug() ? gccO0 : gccO3)); }

  334. 

  335.         void createConfigProperties (PropertyListBuilder& props) override

  336.         {

  337.             addGCCOptimisationProperty (props);

  338. 

  339.             props.add (new TextPropertyComponent (getArchitecturesValue(), "Architectures", 256, false),

  340.                        "A list of the ARM architectures to build (for a fat binary). Leave empty to build for all possible android archiftectures.");

  341. 

  342.             props.add (new TextPropertyComponent (getAdditionalXmlResourcesValue(), "Extra Android XML Value Resources", 2048, true),

  343.                        "Paths to additional \"value resource\" files in XML format that should be included in the app (one per line). "

  344.                        "If you have additional XML resources that should be treated as value resources, add them here.");

  345. 

  346.             props.add (new TextPropertyComponent (getCustomStringsXmlValue(), "Custom string.xml elements", 8192, true),

  347.                        "You can specify custom XML elements that will be added to string.xml as children of <resources> element.");

  348.         }

  349. 

  350.         String getProductFlavourNameIdentifier() const

  351.         {

  352.             return getName().toLowerCase().replaceCharacter (L' ', L'_') + String ("_");

  353.         }

  354. 

  355.         String getProductFlavourCMakeIdentifier() const

  356.         {

  357.             return getName().toUpperCase().replaceCharacter (L' ', L'_');

  358.         }

  359. 

  360.         String getModuleLibraryArchName() const override

  361.         {

  362.             return "${ANDROID_ABI}";

  363.         }

  364. 

  365.         String getLinkerFlagsString() const

  366.         {

  367.             return String ("\"-DCMAKE_EXE_LINKER_FLAGS_") + (isDebug() ? "DEBUG" : "RELEASE") + "=-flto\"";

  368.         }

  369.     };

  370. 

  371.     BuildConfiguration::Ptr createBuildConfig (const ValueTree& v) const override

  372.     {

  373.         return new AndroidBuildConfiguration (project, v, *this);

  374.     }

  375. 

  376. private:

  377.     void writeCmakeFile (const File& file) const

  378.     {

  379.         MemoryOutputStream mo;

  380. 

  381.         mo << "# Automatically generated makefile, created by the Projucer" << newLine

  382.            << "# Don't edit this file! Your changes will be overwritten when you re-save the Projucer project!" << newLine

  383.            << newLine;

  384. 

  385.         mo << "cmake_minimum_required(VERSION 3.4.1)" << newLine << newLine;

  386. 

  387.         if (! isLibrary())

  388.             mo << "SET(BINARY_NAME \"juce_jni\")" << newLine << newLine;

  389. 

  390.         String cpufeaturesPath ("${ANDROID_NDK}/sources/android/cpufeatures/cpu-features.c");

  391.         mo << "add_library(\"cpufeatures\" STATIC \"" << cpufeaturesPath << "\")" << newLine

  392.            << "set_source_files_properties(\"" << cpufeaturesPath << "\" PROPERTIES COMPILE_FLAGS \"-Wno-sign-conversion -Wno-gnu-statement-expression\")" << newLine << newLine;

  393. 

  394.         {

  395.             StringArray projectDefines (getEscapedPreprocessorDefs (getProjectPreprocessorDefs()));

  396.             if (projectDefines.size() > 0)

  397.                 mo << "add_definitions(" << projectDefines.joinIntoString (" ") << ")" << newLine << newLine;

  398.         }

  399. 

  400.         {

  401.             mo << "include_directories( AFTER" << newLine;

  402. 

  403.             for (auto& path : extraSearchPaths)

  404.                 mo << "    \"" << escapeDirectoryForCmake (path) << "\"" << newLine;

  405. 

  406.             mo << "    \"${ANDROID_NDK}/sources/android/cpufeatures\"" << newLine;

  407.             mo << ")" << newLine << newLine;

  408.         }

  409. 

  410.         const String& cfgExtraLinkerFlags = getExtraLinkerFlagsString();

  411.         if (cfgExtraLinkerFlags.isNotEmpty())

  412.         {

  413.             mo << "SET( JUCE_LDFLAGS \"" << cfgExtraLinkerFlags.replace ("\"", "\\\"") << "\")" << newLine;

  414.             mo << "SET( CMAKE_SHARED_LINKER_FLAGS  \"${CMAKE_EXE_LINKER_FLAGS} ${JUCE_LDFLAGS}\")" << newLine << newLine;

  415.         }

  416. 

  417.         mo << "enable_language(ASM)" << newLine << newLine;

  418. 

  419.         StringArray userLibraries = StringArray::fromTokens(getExternalLibrariesString(), ";", "");

  420.         userLibraries.addArray (androidLibs);

  421. 

  422.         if (getNumConfigurations() > 0)

  423.         {

  424.             bool first = true;

  425. 

  426.             for (ConstConfigIterator config (*this); config.next();)

  427.             {

  428.                 const auto& cfg = dynamic_cast<const AndroidBuildConfiguration&> (*config);

  429.                 const StringArray& libSearchPaths = cfg.getLibrarySearchPaths();

  430.                 const StringPairArray& cfgDefines = getConfigPreprocessorDefs (cfg);

  431.                 const StringArray& cfgHeaderPaths  = cfg.getHeaderSearchPaths();

  432.                 const StringArray& cfgLibraryPaths = cfg.getLibrarySearchPaths();

  433. 

  434.                 if (! isLibrary() && libSearchPaths.size() == 0 && cfgDefines.size() == 0

  435.                        && cfgHeaderPaths.size() == 0 && cfgLibraryPaths.size() == 0)

  436.                     continue;

  437. 

  438.                 mo << (first ? "IF" : "ELSEIF") << "(JUCE_BUILD_CONFIGFURATION MATCHES \"" << cfg.getProductFlavourCMakeIdentifier() <<"\")" << newLine;

  439. 

  440.                 if (isLibrary())

  441.                     mo << "    SET(BINARY_NAME \"" << getNativeModuleBinaryName (cfg) << "\")" << newLine;

  442. 

  443.                 writeCmakePathLines (mo, "    ", "link_directories(", libSearchPaths);

  444. 

  445.                 if (cfgDefines.size() > 0)

  446.                     mo << "    add_definitions(" << getEscapedPreprocessorDefs (cfgDefines).joinIntoString (" ") << ")" << newLine;

  447. 

  448.                 writeCmakePathLines (mo, "    ", "include_directories( AFTER", cfgHeaderPaths);

  449. 

  450.                 if (userLibraries.size() > 0)

  451.                 {

  452.                     for (auto& lib : userLibraries)

  453.                     {

  454.                         String findLibraryCmd;

  455.                         findLibraryCmd << "find_library(" << lib.toLowerCase().replaceCharacter (L' ', L'_')

  456.                             << " \"" << lib << "\" PATHS";

  457. 

  458.                         writeCmakePathLines (mo, "    ", findLibraryCmd, cfgLibraryPaths, "    NO_CMAKE_FIND_ROOT_PATH)");

  459.                     }

  460. 

  461.                     mo << newLine;

  462.                 }

  463. 

  464.                 first = false;

  465.             }

  466. 

  467.             if (! first)

  468.             {

  469.                 ProjectExporter::BuildConfiguration::Ptr config (getConfiguration(0));

  470. 

  471.                 if (config)

  472.                 {

  473.                     if (const auto* cfg = dynamic_cast<const AndroidBuildConfiguration*> (config.get()))

  474.                     {

  475.                         mo << "ELSE(JUCE_BUILD_CONFIGFURATION MATCHES \"" << cfg->getProductFlavourCMakeIdentifier() <<"\")" << newLine;

  476.                         mo << "    MESSAGE( FATAL_ERROR \"No matching build-configuration found.\" )" << newLine;

  477.                         mo << "ENDIF(JUCE_BUILD_CONFIGFURATION MATCHES \"" << cfg->getProductFlavourCMakeIdentifier() <<"\")" << newLine << newLine;

  478.                     }

  479.                 }

  480.             }

  481.         }

  482. 

  483.         Array<RelativePath> excludeFromBuild;

  484. 

  485.         mo << "add_library( ${BINARY_NAME}" << newLine;

  486.         mo << newLine;

  487.         mo << "    " << (getProject().getProjectType().isStaticLibrary() ? "STATIC" : "SHARED") << newLine;

  488.         mo << newLine;

  489.         addCompileUnits (mo, excludeFromBuild);

  490.         mo << ")" << newLine << newLine;

  491. 

  492.         if (excludeFromBuild.size() > 0)

  493.         {

  494.             for (auto& exclude : excludeFromBuild)

  495.                 mo << "set_source_files_properties(\"" << exclude.toUnixStyle() << "\" PROPERTIES HEADER_FILE_ONLY TRUE)" << newLine;

  496. 

  497.             mo << newLine;

  498.         }

  499. 

  500.         StringArray libraries (getAndroidLibraries());

  501.         if (libraries.size() > 0)

  502.         {

  503.             for (auto& lib : libraries)

  504.                 mo << "find_library(" << lib.toLowerCase().replaceCharacter (L' ', L'_') << " \"" << lib << "\")" << newLine;

  505. 

  506.             mo << newLine;

  507.         }

  508. 

  509.         libraries.addArray (userLibraries);

  510.         mo << "target_link_libraries( ${BINARY_NAME}";

  511.         if (libraries.size() > 0)

  512.         {

  513.             mo << newLine << newLine;

  514. 

  515.             for (auto& lib : libraries)

  516.                 mo << "    ${" << lib.toLowerCase().replaceCharacter (L' ', L'_') << "}" << newLine;

  517. 

  518.             mo << "    \"cpufeatures\"" << newLine;

  519.         }

  520.         mo << ")" << newLine;

  521. 

  522.         overwriteFileIfDifferentOrThrow (file, mo);

  523.     }

  524. 

  525.     //==============================================================================

  526.     String getProjectBuildGradleFileContent() const

  527.     {

  528.         MemoryOutputStream mo;

  529. 

  530.         mo << "buildscript {"                                                                          << newLine;

  531.         mo << "   repositories {"                                                                      << newLine;

  532.         mo << "       jcenter()"                                                                       << newLine;

  533.         mo << "   }"                                                                                   << newLine;

  534.         mo << "   dependencies {"                                                                      << newLine;

  535.         mo << "       classpath 'com.android.tools.build:gradle:" << androidPluginVersion.get() << "'" << newLine;

  536.         mo << "   }"                                                                                   << newLine;

  537.         mo << "}"                                                                                      << newLine;

  538.         mo << ""                                                                                       << newLine;

  539.         mo << "allprojects {"                                                                          << newLine;

  540.         mo << "   repositories {"                                                                      << newLine;

  541.         mo << "       jcenter()"                                                                       << newLine;

  542.         mo << "   }"                                                                                   << newLine;

  543.         mo << "}"                                                                                      << newLine;

  544. 

  545.         return mo.toString();

  546.     }

  547. 

  548.     //==============================================================================

  549.     String getAppBuildGradleFileContent() const

  550.     {

  551.         MemoryOutputStream mo;

  552.         mo << "apply plugin: 'com.android." << (isLibrary() ? "library" : "application") << "'" << newLine << newLine;

  553. 

  554.         mo << "android {"                                                         << newLine;

  555.         mo << "    compileSdkVersion " << androidMinimumSDK.get().getIntValue()   << newLine;

  556.         mo << "    buildToolsVersion \"" << buildToolsVersion.get() << "\""       << newLine;

  557.         mo << "    externalNativeBuild {"                                         << newLine;

  558.         mo << "        cmake {"                                                   << newLine;

  559.         mo << "            path \"CMakeLists.txt\""                               << newLine;

  560.         mo << "        }"                                                         << newLine;

  561.         mo << "    }"                                                             << newLine;

  562. 

  563.         mo << getAndroidSigningConfig()                                           << newLine;

  564.         mo << getAndroidDefaultConfig()                                           << newLine;

  565.         mo << getAndroidBuildTypes()                                              << newLine;

  566.         mo << getAndroidProductFlavours()                                         << newLine;

  567.         mo << getAndroidVariantFilter()                                           << newLine;

  568. 

  569.         mo << getAndroidRepositories()                                            << newLine;

  570.         mo << getAndroidDependencies()                                            << newLine;

  571. 

  572.         mo << "}"                                                                 << newLine << newLine;

  573. 

  574.         return mo.toString();

  575.     }

  576. 

  577.     String getAndroidProductFlavours() const

  578.     {

  579.         MemoryOutputStream mo;

  580. 

  581.         mo << "    productFlavors {" << newLine;

  582. 

  583.         for (ConstConfigIterator config (*this); config.next();)

  584.         {

  585.             const auto& cfg = dynamic_cast<const AndroidBuildConfiguration&> (*config);

  586. 

  587.             mo << "        " << cfg.getProductFlavourNameIdentifier() << " {" << newLine;

  588. 

  589.             if (cfg.getArchitectures().isNotEmpty())

  590.             {

  591.                 mo << "            ndk {" << newLine;

  592.                 mo << "                abiFilters " << toGradleList (StringArray::fromTokens (cfg.getArchitectures(),  " ", "")) << newLine;

  593.                 mo << "            }" << newLine;

  594.             }

  595. 

  596.             mo << "            externalNativeBuild {" << newLine;

  597.             mo << "                cmake {"           << newLine;

  598. 

  599.             if (getProject().getProjectType().isStaticLibrary())

  600.                 mo << "                    targets \"" << getNativeModuleBinaryName (cfg) << "\"" << newLine;

  601. 

  602.             mo << "                    arguments \"-DJUCE_BUILD_CONFIGFURATION=" << cfg.getProductFlavourCMakeIdentifier() << "\""

  603.                                            << ", \"-DCMAKE_CXX_FLAGS_" << (cfg.isDebug() ? "DEBUG" : "RELEASE")

  604.                                            << "=-O" << cfg.getGCCOptimisationFlag() << "\""

  605.                                            << ", \"-DCMAKE_C_FLAGS_"   << (cfg.isDebug() ? "DEBUG" : "RELEASE")

  606.                                            << "=-O" << cfg.getGCCOptimisationFlag() << "\""

  607.                                            << (cfg.isLinkTimeOptimisationEnabled() ? ", " + cfg.getLinkerFlagsString() : "")

  608.                                            << newLine;

  609.             mo << "                }"                   << newLine;

  610.             mo << "            }"                       << newLine;

  611.             mo << "       }"                            << newLine;

  612.         }

  613. 

  614.         mo << "    }" << newLine;

  615. 

  616.         return mo.toString();

  617.     }

  618. 

  619.     String getAndroidSigningConfig() const

  620.     {

  621.         MemoryOutputStream mo;

  622. 

  623.         String keyStoreFilePath = androidKeyStore.get().replace ("${user.home}", "${System.properties['user.home']}")

  624.                                                        .replace ("/", "${File.separator}");

  625. 

  626.         mo << "    signingConfigs {"                                              << newLine;

  627.         mo << "        juceSigning {"                                             << newLine;

  628.         mo << "            storeFile     file(\"" << keyStoreFilePath << "\")"    << newLine;

  629.         mo << "            storePassword \"" << androidKeyStorePass.get() << "\"" << newLine;

  630.         mo << "            keyAlias      \"" << androidKeyAlias.get() << "\""     << newLine;

  631.         mo << "            keyPassword   \"" << androidKeyAliasPass.get() << "\"" << newLine;

  632.         mo << "            storeType     \"jks\""                                 << newLine;

  633.         mo << "        }"                                                         << newLine;

  634.         mo << "    }"                                                             << newLine;

  635. 

  636.         return mo.toString();

  637.     }

  638. 

  639.     String getAndroidDefaultConfig() const

  640.     {

  641.         const String bundleIdentifier  = project.getBundleIdentifier().toString().toLowerCase();

  642.         const StringArray& cmakeDefs = getCmakeDefinitions();

  643.         const StringArray& cFlags   = getProjectCompilerFlags();

  644.         const StringArray& cxxFlags = getProjectCxxCompilerFlags();

  645.         const int minSdkVersion = androidMinimumSDK.get().getIntValue();

  646. 

  647.         MemoryOutputStream mo;

  648. 

  649.         mo << "    defaultConfig {"                                               << newLine;

  650. 

  651.         if (! isLibrary())

  652.             mo << "        applicationId \"" << bundleIdentifier << "\""          << newLine;

  653. 

  654.         mo << "        minSdkVersion    " << minSdkVersion                        << newLine;

  655.         mo << "        targetSdkVersion " << minSdkVersion                        << newLine;

  656. 

  657.         mo << "        externalNativeBuild {"                                     << newLine;

  658.         mo << "            cmake {"                                               << newLine;

  659. 

  660.         mo << "                arguments " << cmakeDefs.joinIntoString (", ")     << newLine;

  661. 

  662.         if (cFlags.size() > 0)

  663.             mo << "                cFlags "   << cFlags.joinIntoString (", ")     << newLine;

  664. 

  665.         if (cxxFlags.size() > 0)

  666.             mo << "                cppFlags " << cxxFlags.joinIntoString (", ")   << newLine;

  667. 

  668.         mo << "            }"                                                     << newLine;

  669.         mo << "        }"                                                         << newLine;

  670.         mo << "    }"                                                             << newLine;

  671. 

  672.         return mo.toString();

  673.     }

  674. 

  675.     String getAndroidBuildTypes() const

  676.     {

  677.         MemoryOutputStream mo;

  678. 

  679.         mo << "    buildTypes {"                                                  << newLine;

  680. 

  681.         int numDebugConfigs = 0;

  682.         const int numConfigs = getNumConfigurations();

  683.         for (int i = 0; i < numConfigs; ++i)

  684.         {

  685.             auto config = getConfiguration(i);

  686. 

  687.             if (config->isDebug()) numDebugConfigs++;

  688. 

  689.             if (numDebugConfigs > 1 || ((numConfigs - numDebugConfigs) > 1))

  690.                 continue;

  691. 

  692.             mo << "         " << (config->isDebug() ? "debug" : "release") << " {"      << newLine;

  693.             mo << "             initWith " << (config->isDebug() ? "debug" : "release") << newLine;

  694.             mo << "             debuggable    " << (config->isDebug() ? "true" : "false") << newLine;

  695.             mo << "             jniDebuggable " << (config->isDebug() ? "true" : "false") << newLine;

  696.             mo << "             signingConfig signingConfigs.juceSigning" << newLine;

  697. 

  698.             mo << "         }" << newLine;

  699.         }

  700.         mo << "    }" << newLine;

  701. 

  702.         return mo.toString();

  703.     }

  704. 

  705.     String getAndroidVariantFilter() const

  706.     {

  707.         MemoryOutputStream mo;

  708. 

  709.         mo << "    variantFilter { variant ->"            << newLine;

  710.         mo << "        def names = variant.flavors*.name" << newLine;

  711. 

  712.         for (ConstConfigIterator config (*this); config.next();)

  713.         {

  714.             const auto& cfg = dynamic_cast<const AndroidBuildConfiguration&> (*config);

  715. 

  716.             mo << "        if (names.contains (\"" << cfg.getProductFlavourNameIdentifier() << "\")"                  << newLine;

  717.             mo << "              && variant.buildType.name != \"" << (cfg.isDebug() ? "debug" : "release") << "\") {" << newLine;

  718.             mo << "            setIgnore(true)"                                                                       << newLine;

  719.             mo << "        }"                                                                                         << newLine;

  720.         }

  721. 

  722.         mo << "    }" << newLine;

  723. 

  724.         return mo.toString();

  725.     }

  726. 

  727.     String getAndroidRepositories() const

  728.     {

  729.         MemoryOutputStream mo;

  730. 

  731.         juce::StringArray  repositories;

  732.         repositories.addLines (androidRepositories.get());

  733. 

  734.         mo << "repositories {"                << newLine;

  735. 

  736.         for (const auto& r : repositories)

  737.             mo << "    " << r << newLine;

  738. 

  739.         mo << "}"                             << newLine;

  740. 

  741.         return mo.toString();

  742.     }

  743. 

  744.     String getAndroidDependencies() const

  745.     {

  746.         MemoryOutputStream mo;

  747. 

  748.         juce::StringArray  dependencies;

  749.         dependencies.addLines (androidDependencies.get());

  750. 

  751.         mo << "dependencies {"                << newLine;

  752. 

  753.         for (const auto& d : dependencies)

  754.             mo << "    " << d << newLine;

  755. 

  756.         mo << "}"                             << newLine;

  757. 

  758.         return mo.toString();

  759.     }

  760. 

  761.     //==============================================================================

  762.     String getLocalPropertiesFileContent() const

  763.     {

  764.         String props;

  765. 

  766.         props << "ndk.dir=" << sanitisePath (ndkPath.toString()) << newLine

  767.               << "sdk.dir=" << sanitisePath (sdkPath.toString()) << newLine;

  768. 

  769.         return props;

  770.     }

  771. 

  772.     String getGradleWrapperPropertiesFileContent() const

  773.     {

  774.         String props;

  775. 

  776.         props << "distributionUrl=https\\://services.gradle.org/distributions/gradle-"

  777.               << gradleVersion.get() << "-all.zip";

  778. 

  779.         return props;

  780.     }

  781. 

  782.     //==============================================================================

  783.     void createBaseExporterProperties (PropertyListBuilder& props)

  784.     {

  785.         static const char* orientations[] = { "Portrait and Landscape", "Portrait", "Landscape", nullptr };

  786.         static const char* orientationValues[] = { "unspecified", "portrait", "landscape", nullptr };

  787. 

  788.         props.add (new TextPropertyComponent (androidRepositories.getPropertyAsValue(), "Module repositories", 32768, true),

  789.                    "Module repositories (one per line). These will be added to module-level gradle file repositories section. ");

  790. 

  791.         props.add (new TextPropertyComponent (androidDependencies.getPropertyAsValue(), "Module dependencies", 32768, true),

  792.                    "Module dependencies (one per line). These will be added to module-level gradle file dependencies section. ");

  793. 

  794.         props.add (new ChoicePropertyComponent (androidScreenOrientation.getPropertyAsValue(), "Screen orientation", StringArray (orientations), Array<var> (orientationValues)),

  795.                    "The screen orientations that this app should support");

  796. 

  797.         props.add (new TextWithDefaultPropertyComponent<String> (androidActivityClass, "Android Activity class name", 256),

  798.                    "The full java class name to use for the app's Activity class.");

  799. 

  800.         props.add (new TextPropertyComponent (androidActivitySubClassName.getPropertyAsValue(), "Android Activity sub-class name", 256, false),

  801.                    "If not empty, specifies the Android Activity class name stored in the app's manifest. "

  802.                    "Use this if you would like to use your own Android Activity sub-class.");

  803. 

  804.         props.add (new TextWithDefaultPropertyComponent<String> (androidVersionCode, "Android Version Code", 32),

  805.                    "An integer value that represents the version of the application code, relative to other versions.");

  806. 

  807.         props.add (new DependencyPathPropertyComponent (project.getFile().getParentDirectory(), sdkPath, "Android SDK Path"),

  808.                    "The path to the Android SDK folder on the target build machine");

  809. 

  810.         props.add (new DependencyPathPropertyComponent (project.getFile().getParentDirectory(), ndkPath, "Android NDK Path"),

  811.                    "The path to the Android NDK folder on the target build machine");

  812. 

  813.         props.add (new TextWithDefaultPropertyComponent<String> (androidMinimumSDK, "Minimum SDK version", 32),

  814.                    "The number of the minimum version of the Android SDK that the app requires");

  815. 

  816.         props.add (new TextPropertyComponent (androidExtraAssetsFolder.getPropertyAsValue(), "Extra Android Assets", 256, false),

  817.                    "A path to a folder (relative to the project folder) which conatins extra android assets.");

  818.     }

  819. 

  820.     //==============================================================================

  821.     void createManifestExporterProperties (PropertyListBuilder& props)

  822.     {

  823.         props.add (new BooleanPropertyComponent (androidInternetNeeded.getPropertyAsValue(), "Internet Access", "Specify internet access permission in the manifest"),

  824.                    "If enabled, this will set the android.permission.INTERNET flag in the manifest.");

  825. 

  826.         props.add (new BooleanPropertyComponent (androidMicNeeded.getPropertyAsValue(), "Audio Input Required", "Specify audio record permission in the manifest"),

  827.                    "If enabled, this will set the android.permission.RECORD_AUDIO flag in the manifest.");

  828. 

  829.         props.add (new BooleanPropertyComponent (androidBluetoothNeeded.getPropertyAsValue(), "Bluetooth permissions Required", "Specify bluetooth permission (required for Bluetooth MIDI)"),

  830.                    "If enabled, this will set the android.permission.BLUETOOTH and  android.permission.BLUETOOTH_ADMIN flag in the manifest. This is required for Bluetooth MIDI on Android.");

  831. 

  832.         props.add (new BooleanPropertyComponent (androidExternalReadPermission.getPropertyAsValue(), "Read from external storage", "Specify permissions to read from external storage"),

  833.                    "If enabled, this will set the android.permission.READ_EXTERNAL_STORAGE flag in the manifest.");

  834. 

  835.         props.add (new BooleanPropertyComponent (androidExternalWritePermission.getPropertyAsValue(), "Write to external storage", "Specify permissions to write to external storage"),

  836.                    "If enabled, this will set the android.permission.WRITE_EXTERNAL_STORAGE flag in the manifest.");

  837. 

  838.         props.add (new BooleanPropertyComponent (androidInAppBillingPermission.getPropertyAsValue(), "In-App Billing", "Specify In-App Billing permission in the manifest"),

  839.                    "If enabled, this will set the com.android.vending.BILLING flag in the manifest.");

  840. 

  841.         props.add (new TextPropertyComponent (androidOtherPermissions.getPropertyAsValue(), "Custom permissions", 2048, false),

  842.                    "A space-separated list of other permission flags that should be added to the manifest.");

  843. 

  844.         props.add (new TextPropertyComponent (androidManifestCustomXmlElements.getPropertyAsValue(), "Custom manifest xml elements", 8192, true),

  845.                    "You can specify custom XML elements that will be added to AndroidManifest.xml as children of <application> element.");

  846.     }

  847. 

  848.     //==============================================================================

  849.     void createCodeSigningExporterProperties (PropertyListBuilder& props)

  850.     {

  851.         props.add (new TextWithDefaultPropertyComponent<String> (androidKeyStore, "Key Signing: key.store", 2048),

  852.                    "The key.store value, used when signing the release package.");

  853. 

  854.         props.add (new TextWithDefaultPropertyComponent<String> (androidKeyStorePass, "Key Signing: key.store.password", 2048),

  855.                    "The key.store password, used when signing the release package.");

  856. 

  857.         props.add (new TextWithDefaultPropertyComponent<String> (androidKeyAlias, "Key Signing: key.alias", 2048),

  858.                    "The key.alias value, used when signing the release package.");

  859. 

  860.         props.add (new TextWithDefaultPropertyComponent<String> (androidKeyAliasPass, "Key Signing: key.alias.password", 2048),

  861.                    "The key.alias password, used when signing the release package.");

  862.     }

  863. 

  864.     //==============================================================================

  865.     void createOtherExporterProperties (PropertyListBuilder& props)

  866.     {

  867.         props.add (new TextPropertyComponent (androidTheme.getPropertyAsValue(), "Android Theme", 256, false),

  868.                    "E.g. @android:style/Theme.NoTitleBar or leave blank for default");

  869.     }

  870. 

  871.     //==============================================================================

  872.     String createDefaultClassName() const

  873.     {

  874.         auto s = project.getBundleIdentifier().toString().toLowerCase();

  875. 

  876.         if (s.length() > 5

  877.             && s.containsChar ('.')

  878.             && s.containsOnly ("abcdefghijklmnopqrstuvwxyz_.")

  879.             && ! s.startsWithChar ('.'))

  880.         {

  881.             if (! s.endsWithChar ('.'))

  882.                 s << ".";

  883.         }

  884.         else

  885.         {

  886.             s = "com.yourcompany.";

  887.         }

  888. 

  889.         return s + CodeHelpers::makeValidIdentifier (project.getProjectFilenameRoot(), false, true, false);

  890.     }

  891. 

  892.     //==============================================================================

  893.     void copyJavaFiles (const OwnedArray<LibraryModule>& modules) const

  894.     {

  895.         if (auto* coreModule = getCoreModule (modules))

  896.         {

  897.             auto package = getActivityClassPackage();

  898.             auto targetFolder = getTargetFolder();

  899. 

  900.             auto inAppBillingPath = String ("com.android.vending.billing").replaceCharacter ('.', File::getSeparatorChar());

  901.             auto javaSourceFolder = coreModule->getFolder().getChildFile ("native").getChildFile ("java");

  902.             auto javaInAppBillingTarget = targetFolder.getChildFile ("app/src/main/java").getChildFile (inAppBillingPath);

  903.             auto javaActivityTarget = targetFolder.getChildFile ("app/src/main/java")

  904.                                                   .getChildFile (package.replaceCharacter ('.', File::getSeparatorChar()));

  905. 

  906.             copyActivityJavaFiles (javaSourceFolder, javaActivityTarget, package);

  907.             copyAdditionalJavaFiles (javaSourceFolder, javaInAppBillingTarget);

  908.         }

  909.     }

  910. 

  911.     void copyActivityJavaFiles (const File& javaSourceFolder, const File& targetFolder, const String& package) const

  912.     {

  913.         if (androidActivityClass.get().contains ("_"))

  914.             throw SaveError ("Your Android activity class name or path may not contain any underscores! Try a project name without underscores.");

  915. 

  916.         auto className = getActivityName();

  917. 

  918.         if (className.isEmpty())

  919.             throw SaveError ("Invalid Android Activity class name: " + androidActivityClass.get());

  920. 

  921.         createDirectoryOrThrow (targetFolder);

  922. 

  923.         auto javaDestFile = targetFolder.getChildFile (className + ".java");

  924. 

  925. 

  926.         String juceMidiCode, juceMidiImports, juceRuntimePermissionsCode;

  927. 

  928.         juceMidiImports << newLine;

  929. 

  930.         if (androidMinimumSDK.get().getIntValue() >= 23)

  931.         {

  932.             auto javaAndroidMidi = javaSourceFolder.getChildFile ("AndroidMidi.java");

  933.             auto javaRuntimePermissions = javaSourceFolder.getChildFile ("AndroidRuntimePermissions.java");

  934. 

  935.             juceMidiImports << "import android.media.midi.*;" << newLine

  936.                             << "import android.bluetooth.*;" << newLine

  937.                             << "import android.bluetooth.le.*;" << newLine;

  938. 

  939.             juceMidiCode = javaAndroidMidi.loadFileAsString().replace ("JuceAppActivity", className);

  940. 

  941.             juceRuntimePermissionsCode = javaRuntimePermissions.loadFileAsString().replace ("JuceAppActivity", className);

  942.         }

  943.         else

  944.         {

  945.             juceMidiCode = javaSourceFolder.getChildFile ("AndroidMidiFallback.java")

  946.                                .loadFileAsString()

  947.                                .replace ("JuceAppActivity", className);

  948.         }

  949. 

  950.         auto javaSourceFile = javaSourceFolder.getChildFile ("JuceAppActivity.java");

  951.         auto javaSourceLines = StringArray::fromLines (javaSourceFile.loadFileAsString());

  952. 

  953.         {

  954.             MemoryOutputStream newFile;

  955. 

  956.             for (const auto& line : javaSourceLines)

  957.             {

  958.                 if (line.contains ("$$JuceAndroidMidiImports$$"))

  959.                     newFile << juceMidiImports;

  960.                 else if (line.contains ("$$JuceAndroidMidiCode$$"))

  961.                     newFile << juceMidiCode;

  962.                 else if (line.contains ("$$JuceAndroidRuntimePermissionsCode$$"))

  963.                     newFile << juceRuntimePermissionsCode;

  964.                 else

  965.                     newFile << line.replace ("JuceAppActivity", className)

  966.                                    .replace ("package com.juce;", "package " + package + ";") << newLine;

  967.             }

  968. 

  969.             javaSourceLines = StringArray::fromLines (newFile.toString());

  970.         }

  971. 

  972.         while (javaSourceLines.size() > 2

  973.                 && javaSourceLines[javaSourceLines.size() - 1].trim().isEmpty()

  974.                 && javaSourceLines[javaSourceLines.size() - 2].trim().isEmpty())

  975.             javaSourceLines.remove (javaSourceLines.size() - 1);

  976. 

  977.         overwriteFileIfDifferentOrThrow (javaDestFile, javaSourceLines.joinIntoString (newLine));

  978.     }

  979. 

  980.     void copyAdditionalJavaFiles (const File& sourceFolder, const File& targetFolder) const

  981.     {

  982.         auto inAppBillingJavaFileName = String ("IInAppBillingService.java");

  983. 

  984.         auto inAppBillingJavaSrcFile  = sourceFolder.getChildFile (inAppBillingJavaFileName);

  985.         auto inAppBillingJavaDestFile = targetFolder.getChildFile (inAppBillingJavaFileName);

  986. 

  987.         createDirectoryOrThrow (targetFolder);

  988. 

  989.         jassert (inAppBillingJavaSrcFile.existsAsFile());

  990. 

  991.         if (inAppBillingJavaSrcFile.existsAsFile())

  992.             inAppBillingJavaSrcFile.copyFileTo (inAppBillingJavaDestFile);

  993.     }

  994. 

  995.     void copyExtraResourceFiles() const

  996.     {

  997.         for (ConstConfigIterator config (*this); config.next();)

  998.         {

  999.             const auto& cfg = dynamic_cast<const AndroidBuildConfiguration&> (*config);

  1000.             const juce::String path = cfg.isDebug() ? "app/src/debug/res/values" : "app/src/release/res/values";

  1001. 

  1002.             copyExtraResourceFiles (cfg.getAdditionalXmlResources(), path);

  1003.         }

  1004.     }

  1005. 

  1006.     void copyExtraResourceFiles (const juce::String& xmlResources, const juce::String& dstRelativePath) const

  1007.     {

  1008.         juce::StringArray resourcePaths;

  1009.         resourcePaths.addTokens (xmlResources, true);

  1010. 

  1011.         const File parentFolder (getTargetFolder().getChildFile (dstRelativePath));

  1012. 

  1013.         parentFolder.createDirectory();

  1014. 

  1015.         for (const auto& path : resourcePaths)

  1016.         {

  1017.             juce::File file (getProject().getFile().getChildFile(path));

  1018. 

  1019.             jassert (file.existsAsFile());

  1020. 

  1021.             if (file.existsAsFile())

  1022.                 file.copyFileTo (parentFolder.getChildFile (file.getFileName()));

  1023.         }

  1024.     }

  1025. 

  1026.     String getActivityName() const

  1027.     {

  1028.         return androidActivityClass.get().fromLastOccurrenceOf (".", false, false);

  1029.     }

  1030. 

  1031.     String getActivitySubClassName() const

  1032.     {

  1033.         String activityPath = androidActivitySubClassName.get();

  1034. 

  1035.         return (activityPath.isEmpty()) ? getActivityName() : activityPath.fromLastOccurrenceOf (".", false, false);

  1036.     }

  1037. 

  1038.     String getActivityClassPackage() const

  1039.     {

  1040.         return androidActivityClass.get().upToLastOccurrenceOf (".", false, false);

  1041.     }

  1042. 

  1043.     String getJNIActivityClassName() const

  1044.     {

  1045.         return androidActivityClass.get().replaceCharacter ('.', '/');

  1046.     }

  1047. 

  1048.     static LibraryModule* getCoreModule (const OwnedArray<LibraryModule>& modules)

  1049.     {

  1050.         for (int i = modules.size(); --i >= 0;)

  1051.             if (modules.getUnchecked(i)->getID() == "juce_core")

  1052.                 return modules.getUnchecked(i);

  1053. 

  1054.         return nullptr;

  1055.     }

  1056. 

  1057.     //==============================================================================

  1058.     String getNativeModuleBinaryName (const AndroidBuildConfiguration& config) const

  1059.     {

  1060.         return (isLibrary() ? File::createLegalFileName (config.getTargetBinaryNameString().trim()) : "juce_jni");

  1061.     }

  1062. 

  1063.     String getAppPlatform() const

  1064.     {

  1065.         int ndkVersion = androidMinimumSDK.get().getIntValue();

  1066.         if (ndkVersion == 9)

  1067.             ndkVersion = 10; // (doesn't seem to be a version '9')

  1068. 

  1069.         return "android-" + String (ndkVersion);

  1070.     }

  1071. 

  1072.     //==============================================================================

  1073.     void writeStringsXML (const File& folder) const

  1074.     {

  1075.         for (ConstConfigIterator config (*this); config.next();)

  1076.         {

  1077.             XmlElement strings ("resources");

  1078.             XmlElement* resourceName = strings.createNewChildElement ("string");

  1079. 

  1080.             resourceName->setAttribute ("name", "app_name");

  1081.             resourceName->addTextElement (projectName);

  1082. 

  1083.             const auto& cfg = dynamic_cast<const AndroidBuildConfiguration&> (*config);

  1084. 

  1085.             for (XmlElement* e = XmlDocument::parse (cfg.getCustomStringsXml()); e != nullptr; e = e->getNextElement())

  1086.                 strings.addChildElement (e);

  1087. 

  1088.             const juce::String dir     = cfg.isDebug() ? "debug" : "release";

  1089.             const juce::String subPath = "app/src/" + dir + "/res/values/string.xml";

  1090. 

  1091.             writeXmlOrThrow (strings, folder.getChildFile (subPath), "utf-8", 100, true);

  1092.         }

  1093.     }

  1094. 

  1095.     void writeAndroidManifest (const File& folder) const

  1096.     {

  1097.         ScopedPointer<XmlElement> manifest (createManifestXML());

  1098. 

  1099.         writeXmlOrThrow (*manifest, folder.getChildFile ("src/main/AndroidManifest.xml"), "utf-8", 100, true);

  1100.     }

  1101. 

  1102.     void writeIcon (const File& file, const Image& im) const

  1103.     {

  1104.         if (im.isValid())

  1105.         {

  1106.             createDirectoryOrThrow (file.getParentDirectory());

  1107. 

  1108.             PNGImageFormat png;

  1109.             MemoryOutputStream mo;

  1110. 

  1111.             if (! png.writeImageToStream (im, mo))

  1112.                 throw SaveError ("Can't generate Android icon file");

  1113. 

  1114.             overwriteFileIfDifferentOrThrow (file, mo);

  1115.         }

  1116.     }

  1117. 

  1118.     void writeIcons (const File& folder) const

  1119.     {

  1120.         ScopedPointer<Drawable> bigIcon (getBigIcon());

  1121.         ScopedPointer<Drawable> smallIcon (getSmallIcon());

  1122. 

  1123.         if (bigIcon != nullptr && smallIcon != nullptr)

  1124.         {

  1125.             const int step = jmax (bigIcon->getWidth(), bigIcon->getHeight()) / 8;

  1126.             writeIcon (folder.getChildFile ("drawable-xhdpi/icon.png"), getBestIconForSize (step * 8, false));

  1127.             writeIcon (folder.getChildFile ("drawable-hdpi/icon.png"),  getBestIconForSize (step * 6, false));

  1128.             writeIcon (folder.getChildFile ("drawable-mdpi/icon.png"),  getBestIconForSize (step * 4, false));

  1129.             writeIcon (folder.getChildFile ("drawable-ldpi/icon.png"),  getBestIconForSize (step * 3, false));

  1130.         }

  1131.         else if (Drawable* icon = bigIcon != nullptr ? bigIcon : smallIcon)

  1132.         {

  1133.             writeIcon (folder.getChildFile ("drawable-mdpi/icon.png"), rescaleImageForIcon (*icon, icon->getWidth()));

  1134.         }

  1135.     }

  1136. 

  1137.     void writeAppIcons (const File& folder) const

  1138.     {

  1139.         writeIcons (folder.getChildFile ("app/src/main/res/"));

  1140.     }

  1141. 

  1142.     static String sanitisePath (String path)

  1143.     {

  1144.         return expandHomeFolderToken (path).replace ("\\", "\\\\");

  1145.     }

  1146. 

  1147.     static String expandHomeFolderToken (const String& path)

  1148.     {

  1149.         String homeFolder = File::getSpecialLocation (File::userHomeDirectory).getFullPathName();

  1150. 

  1151.         return path.replace ("${user.home}", homeFolder)

  1152.                    .replace ("~", homeFolder);

  1153.     }

  1154. 

  1155.     //==============================================================================

  1156.     void addCompileUnits (const Project::Item& projectItem, MemoryOutputStream& mo, Array<RelativePath>& excludeFromBuild) const

  1157.     {

  1158.         if (projectItem.isGroup())

  1159.         {

  1160.             for (int i = 0; i < projectItem.getNumChildren(); ++i)

  1161.                 addCompileUnits (projectItem.getChild(i), mo, excludeFromBuild);

  1162.         }

  1163.         else if (projectItem.shouldBeAddedToTargetProject())

  1164.         {

  1165.             const RelativePath file (projectItem.getFile(), getTargetFolder().getChildFile ("app"), RelativePath::buildTargetFolder);

  1166.             const ProjectType::Target::Type targetType = getProject().getTargetTypeFromFilePath (projectItem.getFile(), true);

  1167. 

  1168.             mo << "    \"" << file.toUnixStyle() << "\"" << newLine;

  1169. 

  1170.             if ((! projectItem.shouldBeCompiled()) || (! shouldFileBeCompiledByDefault (file))

  1171.                 || (getProject().getProjectType().isAudioPlugin()

  1172.                     && targetType != ProjectType::Target::SharedCodeTarget

  1173.                     && targetType != ProjectType::Target::StandalonePlugIn))

  1174.                 excludeFromBuild.add (file);

  1175.         }

  1176.     }

  1177. 

  1178.     void addCompileUnits (MemoryOutputStream& mo, Array<RelativePath>& excludeFromBuild) const

  1179.     {

  1180.         for (int i = 0; i < getAllGroups().size(); ++i)

  1181.             addCompileUnits (getAllGroups().getReference(i), mo, excludeFromBuild);

  1182.     }

  1183. 

  1184.     //==============================================================================

  1185.     StringArray getCmakeDefinitions() const

  1186.     {

  1187.         const String toolchain = gradleToolchain.get();

  1188.         const bool isClang = (toolchain == "clang");

  1189. 

  1190.         StringArray cmakeArgs;

  1191. 

  1192.         cmakeArgs.add ("\"-DANDROID_TOOLCHAIN=" + toolchain + "\"");

  1193.         cmakeArgs.add ("\"-DANDROID_PLATFORM=" + getAppPlatform() + "\"");

  1194.         cmakeArgs.add (String ("\"-DANDROID_STL=") + (isClang ? "c++_static" :  "gnustl_static") + "\"");

  1195.         cmakeArgs.add ("\"-DANDROID_CPP_FEATURES=exceptions rtti\"");

  1196.         cmakeArgs.add ("\"-DANDROID_ARM_MODE=arm\"");

  1197.         cmakeArgs.add ("\"-DANDROID_ARM_NEON=TRUE\"");

  1198. 

  1199.         return cmakeArgs;

  1200.     }

  1201. 

  1202.     //==============================================================================

  1203.     StringArray getAndroidCompilerFlags() const

  1204.     {

  1205.         StringArray cFlags;

  1206.         cFlags.add ("\"-fsigned-char\"");

  1207. 

  1208.         return cFlags;

  1209.     }

  1210. 

  1211.     StringArray getAndroidCxxCompilerFlags() const

  1212.     {

  1213.         auto cxxFlags = getAndroidCompilerFlags();

  1214. 

  1215.         auto cppStandard = project.getCppStandardValue().toString();

  1216. 

  1217.         if (cppStandard == "latest")

  1218.             cppStandard = "1z";

  1219. 

  1220.         cppStandard = "-std=" + String (shouldUseGNUExtensions() ? "gnu++" : "c++") + cppStandard;

  1221. 

  1222.         cxxFlags.add (cppStandard.quoted());

  1223. 

  1224.         return cxxFlags;

  1225.     }

  1226. 

  1227.     StringArray getProjectCompilerFlags() const

  1228.     {

  1229.         StringArray cFlags (getAndroidCompilerFlags());

  1230. 

  1231.         cFlags.addArray (getEscapedFlags (StringArray::fromTokens (getExtraCompilerFlagsString(), true)));

  1232.         return cFlags;

  1233.     }

  1234. 

  1235.     StringArray getProjectCxxCompilerFlags() const

  1236.     {

  1237.         StringArray cxxFlags (getAndroidCxxCompilerFlags());

  1238. 

  1239.         cxxFlags.addArray (getEscapedFlags (StringArray::fromTokens (getExtraCompilerFlagsString(), true)));

  1240.         return cxxFlags;

  1241.     }

  1242. 

  1243.     //==============================================================================

  1244.     StringPairArray getAndroidPreprocessorDefs() const

  1245.     {

  1246.         StringPairArray defines;

  1247. 

  1248.         defines.set ("JUCE_ANDROID", "1");

  1249.         defines.set ("JUCE_ANDROID_API_VERSION", androidMinimumSDK.get());

  1250.         defines.set ("JUCE_ANDROID_ACTIVITY_CLASSNAME", getJNIActivityClassName().replaceCharacter ('/', '_'));

  1251.         defines.set ("JUCE_ANDROID_ACTIVITY_CLASSPATH", "\"" + getJNIActivityClassName() + "\"");

  1252. 

  1253.         if (androidInAppBillingPermission.get())

  1254.             defines.set ("JUCE_IN_APP_PURCHASES", "1");

  1255. 

  1256.         if (supportsGLv3())

  1257.             defines.set ("JUCE_ANDROID_GL_ES_VERSION_3_0", "1");

  1258. 

  1259.         return defines;

  1260.     }

  1261. 

  1262.     StringPairArray getProjectPreprocessorDefs() const

  1263.     {

  1264.         StringPairArray defines (getAndroidPreprocessorDefs());

  1265. 

  1266.         return mergePreprocessorDefs (defines, getAllPreprocessorDefs());

  1267.     }

  1268. 

  1269.     StringPairArray getConfigPreprocessorDefs (const BuildConfiguration& config) const

  1270.     {

  1271.         StringPairArray cfgDefines (config.getUniquePreprocessorDefs());

  1272. 

  1273.         if (config.isDebug())

  1274.         {

  1275.             cfgDefines.set ("DEBUG", "1");

  1276.             cfgDefines.set ("_DEBUG", "1");

  1277.         }

  1278.         else

  1279.         {

  1280.             cfgDefines.set ("NDEBUG", "1");

  1281.         }

  1282. 

  1283.         return cfgDefines;

  1284.     }

  1285. 

  1286.     //==============================================================================

  1287.     StringArray getAndroidLibraries() const

  1288.     {

  1289.         StringArray libraries;

  1290. 

  1291.         libraries.add ("log");

  1292.         libraries.add ("android");

  1293.         libraries.add (supportsGLv3() ? "GLESv3" : "GLESv2");

  1294.         libraries.add ("EGL");

  1295. 

  1296.         return libraries;

  1297.     }

  1298. 

  1299.     //==============================================================================

  1300.     StringArray getHeaderSearchPaths (const BuildConfiguration& config) const

  1301.     {

  1302.         StringArray paths (extraSearchPaths);

  1303.         paths.addArray (config.getHeaderSearchPaths());

  1304.         paths = getCleanedStringArray (paths);

  1305.         return paths;

  1306.     }

  1307. 

  1308.     //==============================================================================

  1309.     String escapeDirectoryForCmake (const String& path) const

  1310.     {

  1311.         RelativePath relative =

  1312.             RelativePath (path, RelativePath::buildTargetFolder)

  1313.                 .rebased (getTargetFolder(), getTargetFolder().getChildFile ("app"), RelativePath::buildTargetFolder);

  1314. 

  1315.         return relative.toUnixStyle();

  1316.     }

  1317. 

  1318.     void writeCmakePathLines (MemoryOutputStream& mo, const String& prefix, const String& firstLine, const StringArray& paths,

  1319.                               const String& suffix = ")") const

  1320.     {

  1321.         if (paths.size() > 0)

  1322.         {

  1323.             mo << prefix << firstLine << newLine;

  1324. 

  1325.             for (auto& path : paths)

  1326.                 mo << prefix << "    \"" << escapeDirectoryForCmake (path) << "\"" << newLine;

  1327. 

  1328.             mo << prefix << suffix << newLine << newLine;

  1329.         }

  1330.     }

  1331. 

  1332.     static StringArray getEscapedPreprocessorDefs (const StringPairArray& defs)

  1333.     {

  1334.         StringArray escapedDefs;

  1335. 

  1336.         for (int i = 0; i < defs.size(); ++i)

  1337.         {

  1338.             String escaped ("\"-D" + defs.getAllKeys()[i]);

  1339.             String value = defs.getAllValues()[i];

  1340. 

  1341.             if (value.isNotEmpty())

  1342.             {

  1343.                 value = value.replace ("\"", "\\\"");

  1344.                 if (value.containsChar (L' '))

  1345.                     value = "\\\"" + value + "\\\"";

  1346. 

  1347.                 escaped += ("=" + value);

  1348.             }

  1349. 

  1350.             escapedDefs.add (escaped + "\"");

  1351.         }

  1352. 

  1353.         return escapedDefs;

  1354.     }

  1355. 

  1356.     static StringArray getEscapedFlags (const StringArray& flags)

  1357.     {

  1358.         StringArray escaped;

  1359. 

  1360.         for (auto& flag : flags)

  1361.             escaped.add ("\"" + flag + "\"");

  1362. 

  1363.         return escaped;

  1364.     }

  1365. 

  1366.     //==============================================================================

  1367.     XmlElement* createManifestXML() const

  1368.     {

  1369.         XmlElement* manifest = new XmlElement ("manifest");

  1370. 

  1371.         manifest->setAttribute ("xmlns:android", "http://schemas.android.com/apk/res/android");

  1372.         manifest->setAttribute ("android:versionCode", androidVersionCode.get());

  1373.         manifest->setAttribute ("android:versionName",  project.getVersionString());

  1374.         manifest->setAttribute ("package", getActivityClassPackage());

  1375. 

  1376.         if (! isLibrary())

  1377.         {

  1378.             XmlElement* screens = manifest->createNewChildElement ("supports-screens");

  1379.             screens->setAttribute ("android:smallScreens", "true");

  1380.             screens->setAttribute ("android:normalScreens", "true");

  1381.             screens->setAttribute ("android:largeScreens", "true");

  1382.             screens->setAttribute ("android:anyDensity", "true");

  1383.         }

  1384. 

  1385.         XmlElement* sdk = manifest->createNewChildElement ("uses-sdk");

  1386.         sdk->setAttribute ("android:minSdkVersion", androidMinimumSDK.get());

  1387.         sdk->setAttribute ("android:targetSdkVersion", androidMinimumSDK.get());

  1388. 

  1389.         {

  1390.             const StringArray permissions (getPermissionsRequired());

  1391. 

  1392.             for (int i = permissions.size(); --i >= 0;)

  1393.                 manifest->createNewChildElement ("uses-permission")->setAttribute ("android:name", permissions[i]);

  1394.         }

  1395. 

  1396.         if (project.getModules().isModuleEnabled ("juce_opengl"))

  1397.         {

  1398.             XmlElement* feature = manifest->createNewChildElement ("uses-feature");

  1399.             feature->setAttribute ("android:glEsVersion", (androidMinimumSDK.get().getIntValue() >= 18 ? "0x00030000" : "0x00020000"));

  1400.             feature->setAttribute ("android:required", "true");

  1401.         }

  1402. 

  1403.         if (! isLibrary())

  1404.         {

  1405.             XmlElement* app = manifest->createNewChildElement ("application");

  1406.             app->setAttribute ("android:label", "@string/app_name");

  1407. 

  1408.             if (androidTheme.get().isNotEmpty())

  1409.                 app->setAttribute ("android:theme", androidTheme.get());

  1410. 

  1411.             {

  1412.                 ScopedPointer<Drawable> bigIcon (getBigIcon()), smallIcon (getSmallIcon());

  1413. 

  1414.                 if (bigIcon != nullptr || smallIcon != nullptr)

  1415.                     app->setAttribute ("android:icon", "@drawable/icon");

  1416.             }

  1417. 

  1418.             if (androidMinimumSDK.get().getIntValue() >= 11)

  1419.                 app->setAttribute ("android:hardwareAccelerated", "false"); // (using the 2D acceleration slows down openGL)

  1420. 

  1421.             XmlElement* act = app->createNewChildElement ("activity");

  1422.             act->setAttribute ("android:name", getActivitySubClassName());

  1423.             act->setAttribute ("android:label", "@string/app_name");

  1424. 

  1425.             String configChanges ("keyboardHidden|orientation");

  1426.             if (androidMinimumSDK.get().getIntValue() >= 13)

  1427.                 configChanges += "|screenSize";

  1428. 

  1429.             act->setAttribute ("android:configChanges", configChanges);

  1430.             act->setAttribute ("android:screenOrientation", androidScreenOrientation.get());

  1431. 

  1432.             XmlElement* intent = act->createNewChildElement ("intent-filter");

  1433.             intent->createNewChildElement ("action")->setAttribute ("android:name", "android.intent.action.MAIN");

  1434.             intent->createNewChildElement ("category")->setAttribute ("android:name", "android.intent.category.LAUNCHER");

  1435. 

  1436.             for (XmlElement* e = XmlDocument::parse (androidManifestCustomXmlElements.get()); e != nullptr; e = e->getNextElement())

  1437.                 app->addChildElement (e);

  1438.         }

  1439. 

  1440.         return manifest;

  1441.     }

  1442. 

  1443.     StringArray getPermissionsRequired() const

  1444.     {

  1445.         StringArray s;

  1446.         s.addTokens (androidOtherPermissions.get(), ", ", "");

  1447. 

  1448.         if (androidInternetNeeded.get())

  1449.             s.add ("android.permission.INTERNET");

  1450. 

  1451.         if (androidMicNeeded.get())

  1452.             s.add ("android.permission.RECORD_AUDIO");

  1453. 

  1454.         if (androidBluetoothNeeded.get())

  1455.         {

  1456.             s.add ("android.permission.BLUETOOTH");

  1457.             s.add ("android.permission.BLUETOOTH_ADMIN");

  1458.             s.add ("android.permission.ACCESS_COARSE_LOCATION");

  1459.         }

  1460. 

  1461.         if (androidExternalReadPermission.get())

  1462.             s.add ("android.permission.READ_EXTERNAL_STORAGE");

  1463. 

  1464.         if (androidExternalWritePermission.get())

  1465.             s.add ("android.permission.WRITE_EXTERNAL_STORAGE");

  1466. 

  1467.         if (androidInAppBillingPermission.get())

  1468.             s.add ("com.android.vending.BILLING");

  1469. 

  1470.         return getCleanedStringArray (s);

  1471.     }

  1472. 

  1473.     //==============================================================================

  1474.     bool isLibrary() const

  1475.     {

  1476.         return getProject().getProjectType().isDynamicLibrary()

  1477.             || getProject().getProjectType().isStaticLibrary();

  1478.     }

  1479. 

  1480.     static String toGradleList (const StringArray& array)

  1481.     {

  1482.         StringArray escapedArray;

  1483. 

  1484.         for (auto element : array)

  1485.             escapedArray.add ("\"" + element.replace ("\\", "\\\\").replace ("\"", "\\\"") + "\"");

  1486. 

  1487.         return escapedArray.joinIntoString (", ");

  1488.     }

  1489. 

  1490.     bool supportsGLv3() const

  1491.     {

  1492.         return (androidMinimumSDK.get().getIntValue() >= 18);

  1493.     }

  1494. 

  1495.     //==============================================================================

  1496.     Value sdkPath, ndkPath;

  1497.     const File AndroidExecutable;

  1498. 

  1499.     JUCE_DECLARE_NON_COPYABLE (AndroidProjectExporter)

  1500. };

  1501. 

  1502. ProjectExporter* createAndroidExporter (Project& p, const ValueTree& t)

  1503. {

  1504.     return new AndroidProjectExporter (p, t);

  1505. }

  1506. 

  1507. ProjectExporter* createAndroidExporterForSetting (Project& p, const ValueTree& t)

  1508. {

  1509.     return AndroidProjectExporter::createForSettings (p, t);

  1510. }