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https://github.com/juce-framework/JUCE.git
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Rearranged the layout of the source tree, giving it a slightly flatter directory structure. Also fixed a small bug with DragAndDropComponents that was stopping the toolbar customisation working properly.
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jules
parent
61f0d6903e
commit
4d16424d9c
800 changed files with 10222 additions and 132819 deletions
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/*
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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 2004-9 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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#include "../../juce_core/basics/juce_StandardHeader.h"
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BEGIN_JUCE_NAMESPACE
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#include "juce_FileBasedDocument.h"
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#include "../gui/components/mouse/juce_MouseCursor.h"
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#include "../gui/components/windows/juce_AlertWindow.h"
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#include "../gui/components/filebrowser/juce_FileChooser.h"
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#include "../../juce_core/text/juce_LocalisedStrings.h"
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//==============================================================================
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FileBasedDocument::FileBasedDocument (const String& fileExtension_,
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const String& fileWildcard_,
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const String& openFileDialogTitle_,
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const String& saveFileDialogTitle_)
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: changedSinceSave (false),
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fileExtension (fileExtension_),
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fileWildcard (fileWildcard_),
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openFileDialogTitle (openFileDialogTitle_),
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saveFileDialogTitle (saveFileDialogTitle_)
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{
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}
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FileBasedDocument::~FileBasedDocument()
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{
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}
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//==============================================================================
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void FileBasedDocument::setChangedFlag (const bool hasChanged)
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{
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changedSinceSave = hasChanged;
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}
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void FileBasedDocument::changed()
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{
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changedSinceSave = true;
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sendChangeMessage (this);
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}
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//==============================================================================
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void FileBasedDocument::setFile (const File& newFile)
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{
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if (documentFile != newFile)
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{
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documentFile = newFile;
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changedSinceSave = true;
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}
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}
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//==============================================================================
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bool FileBasedDocument::loadFrom (const File& newFile,
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const bool showMessageOnFailure)
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{
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MouseCursor::showWaitCursor();
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const File oldFile (documentFile);
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documentFile = newFile;
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String error;
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if (newFile.existsAsFile())
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{
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error = loadDocument (newFile);
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if (error.isEmpty())
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{
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setChangedFlag (false);
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MouseCursor::hideWaitCursor();
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setLastDocumentOpened (newFile);
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return true;
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}
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}
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else
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{
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error = "The file doesn't exist";
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}
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documentFile = oldFile;
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MouseCursor::hideWaitCursor();
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if (showMessageOnFailure)
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{
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AlertWindow::showMessageBox (AlertWindow::WarningIcon,
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TRANS("Failed to open file..."),
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TRANS("There was an error while trying to load the file:\n\n")
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+ newFile.getFullPathName()
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+ T("\n\n")
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+ error);
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}
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return false;
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}
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bool FileBasedDocument::loadFromUserSpecifiedFile (const bool showMessageOnFailure)
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{
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FileChooser fc (openFileDialogTitle,
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getLastDocumentOpened(),
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fileWildcard);
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if (fc.browseForFileToOpen())
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return loadFrom (fc.getResult(), showMessageOnFailure);
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return false;
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}
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//==============================================================================
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FileBasedDocument::SaveResult FileBasedDocument::save (const bool askUserForFileIfNotSpecified,
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const bool showMessageOnFailure)
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{
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return saveAs (documentFile,
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false,
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askUserForFileIfNotSpecified,
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showMessageOnFailure);
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}
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FileBasedDocument::SaveResult FileBasedDocument::saveAs (const File& newFile,
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const bool warnAboutOverwritingExistingFiles,
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const bool askUserForFileIfNotSpecified,
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const bool showMessageOnFailure)
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{
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if (newFile == File::nonexistent)
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{
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if (askUserForFileIfNotSpecified)
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{
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return saveAsInteractive (true);
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}
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else
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{
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// can't save to an unspecified file
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jassertfalse
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return failedToWriteToFile;
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}
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}
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if (warnAboutOverwritingExistingFiles && newFile.exists())
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{
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if (! AlertWindow::showOkCancelBox (AlertWindow::WarningIcon,
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TRANS("File already exists"),
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TRANS("There's already a file called:\n\n")
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+ newFile.getFullPathName()
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+ TRANS("\n\nAre you sure you want to overwrite it?"),
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TRANS("overwrite"),
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TRANS("cancel")))
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{
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return userCancelledSave;
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}
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}
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MouseCursor::showWaitCursor();
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const File oldFile (documentFile);
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documentFile = newFile;
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String error (saveDocument (newFile));
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if (error.isEmpty())
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{
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setChangedFlag (false);
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MouseCursor::hideWaitCursor();
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return savedOk;
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}
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documentFile = oldFile;
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MouseCursor::hideWaitCursor();
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if (showMessageOnFailure)
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{
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AlertWindow::showMessageBox (AlertWindow::WarningIcon,
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TRANS("Error writing to file..."),
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TRANS("An error occurred while trying to save \"")
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+ getDocumentTitle()
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+ TRANS("\" to the file:\n\n")
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+ newFile.getFullPathName()
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+ T("\n\n")
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+ error);
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}
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return failedToWriteToFile;
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}
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FileBasedDocument::SaveResult FileBasedDocument::saveIfNeededAndUserAgrees()
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{
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if (! hasChangedSinceSaved())
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return savedOk;
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const int r = AlertWindow::showYesNoCancelBox (AlertWindow::QuestionIcon,
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TRANS("Closing document..."),
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TRANS("Do you want to save the changes to \"")
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+ getDocumentTitle() + T("\"?"),
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TRANS("save"),
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TRANS("discard changes"),
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TRANS("cancel"));
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if (r == 1)
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{
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// save changes
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return save (true, true);
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}
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else if (r == 2)
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{
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// discard changes
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return savedOk;
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}
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return userCancelledSave;
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}
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FileBasedDocument::SaveResult FileBasedDocument::saveAsInteractive (const bool warnAboutOverwritingExistingFiles)
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{
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File f;
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if (documentFile.existsAsFile())
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f = documentFile;
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else
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f = getLastDocumentOpened();
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String legalFilename (File::createLegalFileName (getDocumentTitle()));
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if (legalFilename.isEmpty())
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legalFilename = "unnamed";
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if (f.existsAsFile() || f.getParentDirectory().isDirectory())
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f = f.getSiblingFile (legalFilename);
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else
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f = File::getSpecialLocation (File::userDocumentsDirectory).getChildFile (legalFilename);
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f = f.withFileExtension (fileExtension)
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.getNonexistentSibling (true);
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FileChooser fc (saveFileDialogTitle, f, fileWildcard);
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if (fc.browseForFileToSave (warnAboutOverwritingExistingFiles))
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{
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setLastDocumentOpened (fc.getResult());
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File chosen (fc.getResult());
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if (chosen.getFileExtension().isEmpty())
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chosen = chosen.withFileExtension (fileExtension);
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return saveAs (chosen, false, false, true);
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}
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return userCancelledSave;
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}
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END_JUCE_NAMESPACE
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