mirror of
https://github.com/juce-framework/JUCE.git
synced 2026-01-10 23:44:24 +00:00
470 lines
17 KiB
C++
470 lines
17 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library - "Jules' Utility Class Extensions"
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Copyright 2004-11 by Raw Material Software Ltd.
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------------------------------------------------------------------------------
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JUCE can be redistributed and/or modified under the terms of the GNU General
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Public License (Version 2), as published by the Free Software Foundation.
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A copy of the license is included in the JUCE distribution, or can be found
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online at www.gnu.org/licenses.
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.rawmaterialsoftware.com/juce for more information.
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==============================================================================
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*/
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#ifndef __JUCER_PROJECTSAVER_JUCEHEADER__
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#define __JUCER_PROJECTSAVER_JUCEHEADER__
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#include "jucer_ResourceFile.h"
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#include "../Project/jucer_Module.h"
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#include "jucer_ProjectExporter.h"
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//==============================================================================
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class ProjectSaver
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{
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public:
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ProjectSaver (Project& project_, const File& projectFile_)
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: project (project_),
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projectFile (projectFile_),
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generatedCodeFolder (project.getGeneratedCodeFolder()),
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generatedFilesGroup (Project::Item::createGroup (project, getJuceCodeGroupName(), "__generatedcode__"))
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{
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generatedFilesGroup.setID (getGeneratedGroupID());
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if (generatedCodeFolder.exists())
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deleteNonHiddenFilesIn (generatedCodeFolder);
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}
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Project& getProject() noexcept { return project; }
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String save()
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{
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jassert (generatedFilesGroup.getNumChildren() == 0); // this method can't be called more than once!
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const File oldFile (project.getFile());
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project.setFile (projectFile);
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writeMainProjectFile();
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OwnedArray<LibraryModule> modules;
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{
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ModuleList moduleList;
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project.createRequiredModules (moduleList, modules);
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}
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if (errors.size() == 0)
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writeAppConfigFile (modules);
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if (errors.size() == 0)
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writeBinaryDataFiles();
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if (errors.size() == 0)
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writeAppHeader (modules);
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if (errors.size() == 0)
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writeProjects (modules);
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if (errors.size() == 0)
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writeAppConfigFile (modules); // (this is repeated in case the projects added anything to it)
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if (generatedCodeFolder.exists() && errors.size() == 0)
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writeReadmeFile();
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if (errors.size() > 0)
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project.setFile (oldFile);
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return errors[0];
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}
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Project::Item saveGeneratedFile (const String& filePath, const MemoryOutputStream& newData)
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{
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if (! generatedCodeFolder.createDirectory())
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{
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errors.add ("Couldn't create folder: " + generatedCodeFolder.getFullPathName());
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return Project::Item (project, ValueTree::invalid);
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}
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const File file (generatedCodeFolder.getChildFile (filePath));
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if (replaceFileIfDifferent (file, newData))
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return addFileToGeneratedGroup (file);
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return Project::Item (project, ValueTree::invalid);
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}
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Project::Item addFileToGeneratedGroup (const File& file)
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{
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Project::Item item (generatedFilesGroup.findItemForFile (file));
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if (! item.isValid())
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{
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generatedFilesGroup.addFile (file, -1, true);
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item = generatedFilesGroup.findItemForFile (file);
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}
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return item;
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}
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void setExtraAppConfigFileContent (const String& content)
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{
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extraAppConfigContent = content;
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}
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static void writeAutoGenWarningComment (OutputStream& out)
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{
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out << "/*" << newLine << newLine
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<< " IMPORTANT! This file is auto-generated each time you save your" << newLine
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<< " project - if you alter its contents, your changes may be overwritten!" << newLine
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<< newLine;
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}
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static const char* getGeneratedGroupID() noexcept { return "__jucelibfiles"; }
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Project::Item& getGeneratedCodeGroup() { return generatedFilesGroup; }
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static String getJuceCodeGroupName() { return "Juce Library Code"; }
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File getGeneratedCodeFolder() const { return generatedCodeFolder; }
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bool replaceFileIfDifferent (const File& f, const MemoryOutputStream& newData)
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{
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if (! FileHelpers::overwriteFileWithNewDataIfDifferent (f, newData))
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{
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errors.add ("Can't write to file: " + f.getFullPathName());
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return false;
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}
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return true;
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}
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private:
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Project& project;
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const File projectFile, generatedCodeFolder;
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Project::Item generatedFilesGroup;
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String extraAppConfigContent;
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StringArray errors;
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File appConfigFile, binaryDataCpp;
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// Recursively clears out a folder's contents, but leaves behind any folders
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// containing hidden files used by version-control systems.
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static bool deleteNonHiddenFilesIn (const File& parent)
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{
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bool folderIsNowEmpty = true;
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DirectoryIterator i (parent, false, "*", File::findFilesAndDirectories);
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Array<File> filesToDelete;
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bool isFolder;
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while (i.next (&isFolder, nullptr, nullptr, nullptr, nullptr, nullptr))
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{
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const File f (i.getFile());
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if (shouldFileBeKept (f.getFileName()))
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{
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folderIsNowEmpty = false;
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}
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else if (isFolder)
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{
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if (deleteNonHiddenFilesIn (f))
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filesToDelete.add (f);
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else
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folderIsNowEmpty = false;
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}
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else
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{
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filesToDelete.add (f);
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}
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}
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for (int j = filesToDelete.size(); --j >= 0;)
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filesToDelete.getReference(j).deleteRecursively();
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return folderIsNowEmpty;
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}
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static bool shouldFileBeKept (const String& filename)
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{
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const char* filesToKeep = { ".svn", ".cvs", "CMakeLists.txt" };
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for (int i = 0; i < numElementsInArray (filesToKeep); ++i)
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if (filename == filesToKeep[i])
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return true;
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return false;
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}
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void writeMainProjectFile()
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{
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ScopedPointer <XmlElement> xml (project.getProjectRoot().createXml());
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jassert (xml != nullptr);
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if (xml != nullptr)
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{
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#if JUCE_DEBUG
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{
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MemoryOutputStream mo;
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project.getProjectRoot().writeToStream (mo);
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MemoryInputStream mi (mo.getData(), mo.getDataSize(), false);
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ValueTree v = ValueTree::readFromStream (mi);
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ScopedPointer <XmlElement> xml2 (v.createXml());
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// This bit just tests that ValueTree save/load works reliably.. Let me know if this asserts for you!
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jassert (xml->isEquivalentTo (xml2, true));
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}
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#endif
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MemoryOutputStream mo;
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xml->writeToStream (mo, String::empty);
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replaceFileIfDifferent (projectFile, mo);
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}
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}
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static int findLongestModuleName (const OwnedArray<LibraryModule>& modules)
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{
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int longest = 0;
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for (int i = modules.size(); --i >= 0;)
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longest = jmax (longest, modules.getUnchecked(i)->getID().length());
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return longest;
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}
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void writeAppConfig (OutputStream& out, const OwnedArray<LibraryModule>& modules)
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{
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writeAutoGenWarningComment (out);
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out << " If you want to change any of these values, use the Introjucer to do so," << newLine
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<< " rather than editing this file directly!" << newLine
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<< newLine
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<< " Any commented-out settings will assume their default values." << newLine
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<< newLine
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<< "*/" << newLine
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<< newLine;
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const String headerGuard ("__JUCE_APPCONFIG_" + project.getProjectUID().toUpperCase() + "__");
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out << "#ifndef " << headerGuard << newLine
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<< "#define " << headerGuard << newLine
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<< newLine;
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out << "//==============================================================================" << newLine;
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const int longestName = findLongestModuleName (modules);
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for (int k = 0; k < modules.size(); ++k)
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{
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LibraryModule* const m = modules.getUnchecked(k);
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out << "#define JUCE_MODULE_AVAILABLE_" << m->getID()
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<< String::repeatedString (" ", longestName + 5 - m->getID().length()) << " 1" << newLine;
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}
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out << newLine;
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for (int j = 0; j < modules.size(); ++j)
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{
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LibraryModule* const m = modules.getUnchecked(j);
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OwnedArray <Project::ConfigFlag> flags;
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m->getConfigFlags (project, flags);
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if (flags.size() > 0)
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{
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out << "//==============================================================================" << newLine
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<< "// " << m->getID() << " flags:" << newLine
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<< newLine;
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for (int i = 0; i < flags.size(); ++i)
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{
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flags.getUnchecked(i)->value.referTo (project.getConfigFlag (flags.getUnchecked(i)->symbol));
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const Project::ConfigFlag* const f = flags[i];
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const String value (project.getConfigFlag (f->symbol).toString());
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if (value == Project::configFlagEnabled)
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out << "#define " << f->symbol << " 1";
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else if (value == Project::configFlagDisabled)
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out << "#define " << f->symbol << " 0";
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else
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out << "//#define " << f->symbol;
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out << newLine;
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}
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if (j < modules.size() - 1)
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out << newLine;
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}
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}
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if (extraAppConfigContent.isNotEmpty())
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out << newLine << extraAppConfigContent.trimEnd() << newLine;
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out << newLine
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<< "#endif // " << headerGuard << newLine;
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}
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void writeAppConfigFile (const OwnedArray<LibraryModule>& modules)
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{
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appConfigFile = generatedCodeFolder.getChildFile (project.getAppConfigFilename());
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MemoryOutputStream mem;
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writeAppConfig (mem, modules);
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saveGeneratedFile (project.getAppConfigFilename(), mem);
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}
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void writeAppHeader (OutputStream& out, const OwnedArray<LibraryModule>& modules)
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{
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writeAutoGenWarningComment (out);
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out << " This is the header file that your files should include in order to get all the" << newLine
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<< " JUCE library headers. You should avoid including the JUCE headers directly in" << newLine
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<< " your own source files, because that wouldn't pick up the correct configuration" << newLine
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<< " options for your app." << newLine
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<< newLine
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<< "*/" << newLine << newLine;
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String headerGuard ("__APPHEADERFILE_" + project.getProjectUID().toUpperCase() + "__");
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out << "#ifndef " << headerGuard << newLine
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<< "#define " << headerGuard << newLine << newLine;
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if (appConfigFile.exists())
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out << CodeHelpers::createIncludeStatement (project.getAppConfigFilename()) << newLine;
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for (int i = 0; i < modules.size(); ++i)
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modules.getUnchecked(i)->writeIncludes (*this, out);
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if (binaryDataCpp.exists())
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out << CodeHelpers::createIncludeStatement (binaryDataCpp.withFileExtension (".h"), appConfigFile) << newLine;
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out << newLine
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<< "#if ! DONT_SET_USING_JUCE_NAMESPACE" << newLine
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<< " // If your code uses a lot of JUCE classes, then this will obviously save you" << newLine
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<< " // a lot of typing, but can be disabled by setting DONT_SET_USING_JUCE_NAMESPACE." << newLine
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<< " using namespace juce;" << newLine
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<< "#endif" << newLine
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<< newLine
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<< "namespace ProjectInfo" << newLine
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<< "{" << newLine
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<< " const char* const projectName = " << CodeHelpers::addEscapeChars (project.getProjectName().toString()).quoted() << ";" << newLine
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<< " const char* const versionString = " << CodeHelpers::addEscapeChars (project.getVersion().toString()).quoted() << ";" << newLine
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<< " const int versionNumber = " << project.getVersionAsHex() << ";" << newLine
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<< "}" << newLine
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<< newLine
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<< "#endif // " << headerGuard << newLine;
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}
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void writeAppHeader (const OwnedArray<LibraryModule>& modules)
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{
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MemoryOutputStream mem;
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writeAppHeader (mem, modules);
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saveGeneratedFile (project.getJuceSourceHFilename(), mem);
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}
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void writeBinaryDataFiles()
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{
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binaryDataCpp = generatedCodeFolder.getChildFile ("BinaryData.cpp");
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ResourceFile resourceFile (project);
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if (resourceFile.getNumFiles() > 0)
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{
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resourceFile.setClassName ("BinaryData");
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if (resourceFile.write (binaryDataCpp))
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{
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generatedFilesGroup.addFile (binaryDataCpp, -1, true);
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generatedFilesGroup.addFile (binaryDataCpp.withFileExtension (".h"), -1, false);
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}
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else
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{
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errors.add ("Can't create binary resources file: " + binaryDataCpp.getFullPathName());
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}
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}
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else
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{
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binaryDataCpp.deleteFile();
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binaryDataCpp.withFileExtension ("h").deleteFile();
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}
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}
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void writeReadmeFile()
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{
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MemoryOutputStream out;
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out << newLine
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<< " Important Note!!" << newLine
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<< " ================" << newLine
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<< newLine
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<< "The purpose of this folder is to contain files that are auto-generated by the Introjucer," << newLine
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<< "and ALL files in this folder will be mercilessly DELETED and completely re-written whenever" << newLine
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<< "the Introjucer saves your project." << newLine
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<< newLine
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<< "Therefore, it's a bad idea to make any manual changes to the files in here, or to" << newLine
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<< "put any of your own files in here if you don't want to lose them. (Of course you may choose" << newLine
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<< "to add the folder's contents to your version-control system so that you can re-merge your own" << newLine
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<< "modifications after the Introjucer has saved its changes)." << newLine;
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replaceFileIfDifferent (generatedCodeFolder.getChildFile ("ReadMe.txt"), out);
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}
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static void sortGroupRecursively (Project::Item group)
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{
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group.sortAlphabetically (true);
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for (int i = group.getNumChildren(); --i >= 0;)
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sortGroupRecursively (group.getChild(i));
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}
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void writeProjects (const OwnedArray<LibraryModule>& modules)
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{
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// keep a copy of the basic generated files group, as each exporter may modify it.
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const ValueTree originalGeneratedGroup (generatedFilesGroup.getNode().createCopy());
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for (int i = project.getNumExporters(); --i >= 0;)
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{
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ScopedPointer <ProjectExporter> exporter (project.createExporter (i));
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std::cout << "Writing files for: " << exporter->getName() << std::endl;
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if (exporter->getTargetFolder().createDirectory())
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{
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exporter->addToExtraSearchPaths (RelativePath ("JuceLibraryCode", RelativePath::projectFolder));
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//exporter->addToExtraSearchPaths (RelativePath (exporter->getJuceFolder().toString(), RelativePath::projectFolder).getChildFile ("modules"));
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generatedFilesGroup.getNode() = originalGeneratedGroup.createCopy();
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project.getProjectType().prepareExporter (*exporter);
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for (int j = 0; j < modules.size(); ++j)
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modules.getUnchecked(j)->prepareExporter (*exporter, *this);
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sortGroupRecursively (generatedFilesGroup);
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exporter->groups.add (generatedFilesGroup);
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try
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{
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exporter->create();
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}
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catch (ProjectExporter::SaveError& error)
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{
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errors.add (error.message);
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}
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}
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else
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{
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errors.add ("Can't create folder: " + exporter->getTargetFolder().getFullPathName());
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}
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}
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}
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ProjectSaver);
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};
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#endif // __JUCER_PROJECTSAVER_JUCEHEADER__
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