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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
FileChooser::FileChooser (const String& chooserBoxTitle,
const File& currentFileOrDirectory,
const String& fileFilters,
const bool useNativeBox)
: title (chooserBoxTitle),
filters (fileFilters),
startingFile (currentFileOrDirectory),
useNativeDialogBox (useNativeBox && isPlatformDialogAvailable())
{
if (! fileFilters.containsNonWhitespaceChars())
filters = "*";
}
FileChooser::~FileChooser() {}
#if JUCE_MODAL_LOOPS_PERMITTED
bool FileChooser::browseForFileToOpen (FilePreviewComponent* previewComp)
{
return showDialog (FileBrowserComponent::openMode
| FileBrowserComponent::canSelectFiles,
previewComp);
}
bool FileChooser::browseForMultipleFilesToOpen (FilePreviewComponent* previewComp)
{
return showDialog (FileBrowserComponent::openMode
| FileBrowserComponent::canSelectFiles
| FileBrowserComponent::canSelectMultipleItems,
previewComp);
}
bool FileChooser::browseForMultipleFilesOrDirectories (FilePreviewComponent* previewComp)
{
return showDialog (FileBrowserComponent::openMode
| FileBrowserComponent::canSelectFiles
| FileBrowserComponent::canSelectDirectories
| FileBrowserComponent::canSelectMultipleItems,
previewComp);
}
bool FileChooser::browseForFileToSave (const bool warnAboutOverwrite)
{
return showDialog (FileBrowserComponent::saveMode
| FileBrowserComponent::canSelectFiles
| (warnAboutOverwrite ? FileBrowserComponent::warnAboutOverwriting : 0),
nullptr);
}
bool FileChooser::browseForDirectory()
{
return showDialog (FileBrowserComponent::openMode
| FileBrowserComponent::canSelectDirectories,
nullptr);
}
bool FileChooser::showDialog (const int flags, FilePreviewComponent* const previewComp)
{
FocusRestorer focusRestorer;
results.clear();
// the preview component needs to be the right size before you pass it in here..
jassert (previewComp == nullptr || (previewComp->getWidth() > 10
&& previewComp->getHeight() > 10));
const bool selectsDirectories = (flags & FileBrowserComponent::canSelectDirectories) != 0;
const bool selectsFiles = (flags & FileBrowserComponent::canSelectFiles) != 0;
const bool isSave = (flags & FileBrowserComponent::saveMode) != 0;
const bool warnAboutOverwrite = (flags & FileBrowserComponent::warnAboutOverwriting) != 0;
const bool selectMultiple = (flags & FileBrowserComponent::canSelectMultipleItems) != 0;
// You've set the flags for both saveMode and openMode!
jassert (! (isSave && (flags & FileBrowserComponent::openMode) != 0));
#if JUCE_WINDOWS
if (useNativeDialogBox && ! (selectsFiles && selectsDirectories))
#elif JUCE_MAC || JUCE_LINUX
if (useNativeDialogBox)
#else
if (false)
#endif
{
showPlatformDialog (results, title, startingFile, filters,
selectsDirectories, selectsFiles, isSave,
warnAboutOverwrite, selectMultiple, previewComp);
}
else
{
WildcardFileFilter wildcard (selectsFiles ? filters : String::empty,
selectsDirectories ? "*" : String::empty,
String::empty);
FileBrowserComponent browserComponent (flags, startingFile, &wildcard, previewComp);
FileChooserDialogBox box (title, String::empty,
browserComponent, warnAboutOverwrite,
browserComponent.findColour (AlertWindow::backgroundColourId));
if (box.show())
{
for (int i = 0; i < browserComponent.getNumSelectedFiles(); ++i)
results.add (browserComponent.getSelectedFile (i));
}
}
return results.size() > 0;
}
#endif
File FileChooser::getResult() const
{
// if you've used a multiple-file select, you should use the getResults() method
// to retrieve all the files that were chosen.
jassert (results.size() <= 1);
return results.getFirst();
}
//==============================================================================
FilePreviewComponent::FilePreviewComponent() {}
FilePreviewComponent::~FilePreviewComponent() {}
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