- initial version
git-svn-id: http://moon:8086/svn/software/trunk/projects/RBM@14 b431acfa-c32f-4a4a-93f1-934dc6c82436
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2013 - Raw Material Software Ltd.
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Permission is granted to use this software under the terms of either:
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a) the GPL v2 (or any later version)
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b) the Affero GPL v3
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Details of these licenses can be found 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.juce.com for more information.
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==============================================================================
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*/
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#if JUCE_MAC
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struct FileChooserDelegateClass : public ObjCClass <NSObject>
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{
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FileChooserDelegateClass() : ObjCClass <NSObject> ("JUCEFileChooser_")
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{
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addIvar<StringArray*> ("filters");
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addMethod (@selector (dealloc), dealloc, "v@:");
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addMethod (@selector (panel:shouldShowFilename:), shouldShowFilename, "c@:@@");
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#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
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addProtocol (@protocol (NSOpenSavePanelDelegate));
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#endif
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registerClass();
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}
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static void setFilters (id self, StringArray* filters)
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{
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object_setInstanceVariable (self, "filters", filters);
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}
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private:
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static void dealloc (id self, SEL)
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{
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delete getIvar<StringArray*> (self, "filters");
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sendSuperclassMessage (self, @selector (dealloc));
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}
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static BOOL shouldShowFilename (id self, SEL, id /*sender*/, NSString* filename)
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{
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StringArray* const filters = getIvar<StringArray*> (self, "filters");
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const File f (nsStringToJuce (filename));
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for (int i = filters->size(); --i >= 0;)
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if (f.getFileName().matchesWildcard ((*filters)[i], true))
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return true;
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#if (! defined (MAC_OS_X_VERSION_10_7)) || MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_7
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NSError* error;
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NSString* name = [[NSWorkspace sharedWorkspace] typeOfFile: filename error: &error];
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if ([name isEqualToString: nsStringLiteral ("com.apple.alias-file")])
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{
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FSRef ref;
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FSPathMakeRef ((const UInt8*) [filename fileSystemRepresentation], &ref, nullptr);
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Boolean targetIsFolder = false, wasAliased = false;
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FSResolveAliasFileWithMountFlags (&ref, true, &targetIsFolder, &wasAliased, 0);
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return wasAliased && targetIsFolder;
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}
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#endif
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return f.isDirectory()
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&& ! [[NSWorkspace sharedWorkspace] isFilePackageAtPath: filename];
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}
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};
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static NSMutableArray* createAllowedTypesArray (const StringArray& filters)
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{
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if (filters.size() == 0)
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return nil;
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NSMutableArray* filterArray = [[[NSMutableArray alloc] init] autorelease];
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for (int i = 0; i < filters.size(); ++i)
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{
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const String f (filters[i].replace ("*.", ""));
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if (f == "*")
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return nil;
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[filterArray addObject: juceStringToNS (f)];
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}
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return filterArray;
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}
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//==============================================================================
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void FileChooser::showPlatformDialog (Array<File>& results,
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const String& title,
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const File& currentFileOrDirectory,
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const String& filter,
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bool selectsDirectory,
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bool selectsFiles,
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bool isSaveDialogue,
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bool /*warnAboutOverwritingExistingFiles*/,
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bool selectMultipleFiles,
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FilePreviewComponent* /*extraInfoComponent*/)
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{
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JUCE_AUTORELEASEPOOL
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{
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ScopedPointer<TemporaryMainMenuWithStandardCommands> tempMenu;
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if (JUCEApplicationBase::isStandaloneApp())
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tempMenu = new TemporaryMainMenuWithStandardCommands();
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StringArray* filters = new StringArray();
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filters->addTokens (filter.replaceCharacters (",:", ";;"), ";", String::empty);
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filters->trim();
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filters->removeEmptyStrings();
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#if defined (MAC_OS_X_VERSION_10_6) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
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typedef NSObject<NSOpenSavePanelDelegate> DelegateType;
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#else
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typedef NSObject DelegateType;
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#endif
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static FileChooserDelegateClass cls;
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DelegateType* delegate = (DelegateType*) [[cls.createInstance() init] autorelease];
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FileChooserDelegateClass::setFilters (delegate, filters);
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NSSavePanel* panel = isSaveDialogue ? [NSSavePanel savePanel]
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: [NSOpenPanel openPanel];
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[panel setTitle: juceStringToNS (title)];
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[panel setAllowedFileTypes: createAllowedTypesArray (*filters)];
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if (! isSaveDialogue)
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{
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NSOpenPanel* openPanel = (NSOpenPanel*) panel;
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[openPanel setCanChooseDirectories: selectsDirectory];
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[openPanel setCanChooseFiles: selectsFiles];
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[openPanel setAllowsMultipleSelection: selectMultipleFiles];
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[openPanel setResolvesAliases: YES];
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}
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[panel setDelegate: delegate];
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if (isSaveDialogue || selectsDirectory)
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[panel setCanCreateDirectories: YES];
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String directory, filename;
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if (currentFileOrDirectory.isDirectory())
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{
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directory = currentFileOrDirectory.getFullPathName();
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}
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else
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{
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directory = currentFileOrDirectory.getParentDirectory().getFullPathName();
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filename = currentFileOrDirectory.getFileName();
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}
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#if defined (MAC_OS_X_VERSION_10_6) && (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6)
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[panel setDirectoryURL: [NSURL fileURLWithPath: juceStringToNS (directory)]];
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[panel setNameFieldStringValue: juceStringToNS (filename)];
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if ([panel runModal] == NSOKButton)
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#else
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if ([panel runModalForDirectory: juceStringToNS (directory)
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file: juceStringToNS (filename)] == NSOKButton)
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#endif
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{
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if (isSaveDialogue)
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{
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results.add (File (nsStringToJuce ([[panel URL] path])));
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}
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else
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{
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NSOpenPanel* openPanel = (NSOpenPanel*) panel;
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NSArray* urls = [openPanel URLs];
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for (unsigned int i = 0; i < [urls count]; ++i)
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results.add (File (nsStringToJuce ([[urls objectAtIndex: i] path])));
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}
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}
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[panel setDelegate: nil];
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}
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}
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bool FileChooser::isPlatformDialogAvailable()
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{
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#if JUCE_DISABLE_NATIVE_FILECHOOSERS
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return false;
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#else
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return true;
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#endif
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}
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#else
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//==============================================================================
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bool FileChooser::isPlatformDialogAvailable()
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{
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return false;
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}
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void FileChooser::showPlatformDialog (Array<File>&,
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const String& /*title*/,
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const File& /*currentFileOrDirectory*/,
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const String& /*filter*/,
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bool /*selectsDirectory*/,
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bool /*selectsFiles*/,
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bool /*isSaveDialogue*/,
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bool /*warnAboutOverwritingExistingFiles*/,
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bool /*selectMultipleFiles*/,
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FilePreviewComponent*)
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{
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jassertfalse; //there's no such thing in iOS
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}
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#endif
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