mirror of
https://github.com/juce-framework/JUCE.git
synced 2026-02-04 03:40:07 +00:00
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.
This commit is contained in:
jules
parent
61f0d6903e
commit
4d16424d9c
800 changed files with 10222 additions and 132819 deletions
520
src/gui/components/filebrowser/juce_FileBrowserComponent.cpp
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520
src/gui/components/filebrowser/juce_FileBrowserComponent.cpp
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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 "../../../core/juce_StandardHeader.h"
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BEGIN_JUCE_NAMESPACE
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#include "juce_FileBrowserComponent.h"
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#include "../lookandfeel/juce_LookAndFeel.h"
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#include "../../graphics/drawables/juce_DrawablePath.h"
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#include "../../../text/juce_LocalisedStrings.h"
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#include "../../../core/juce_SystemStats.h"
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#include "juce_FileListComponent.h"
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#include "juce_FileTreeComponent.h"
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//==============================================================================
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class DirectoriesOnlyFilter : public FileFilter
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{
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public:
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DirectoriesOnlyFilter() : FileFilter (String::empty) {}
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bool isFileSuitable (const File&) const { return false; }
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bool isDirectorySuitable (const File&) const { return true; }
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};
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//==============================================================================
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FileBrowserComponent::FileBrowserComponent (FileChooserMode mode_,
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const File& initialFileOrDirectory,
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const FileFilter* fileFilter,
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FilePreviewComponent* previewComp_,
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const bool useTreeView,
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const bool filenameTextBoxIsReadOnly)
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: directoriesOnlyFilter (0),
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mode (mode_),
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listeners (2),
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previewComp (previewComp_),
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thread ("Juce FileBrowser")
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{
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String filename;
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if (initialFileOrDirectory == File::nonexistent)
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{
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currentRoot = File::getCurrentWorkingDirectory();
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}
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else if (initialFileOrDirectory.isDirectory())
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{
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currentRoot = initialFileOrDirectory;
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}
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else
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{
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currentRoot = initialFileOrDirectory.getParentDirectory();
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filename = initialFileOrDirectory.getFileName();
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}
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if (mode_ == chooseDirectoryMode)
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fileFilter = directoriesOnlyFilter = new DirectoriesOnlyFilter();
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fileList = new DirectoryContentsList (fileFilter, thread);
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if (useTreeView)
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{
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FileTreeComponent* const tree = new FileTreeComponent (*fileList);
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addAndMakeVisible (tree);
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fileListComponent = tree;
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}
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else
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{
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FileListComponent* const list = new FileListComponent (*fileList);
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list->setOutlineThickness (1);
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addAndMakeVisible (list);
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fileListComponent = list;
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}
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fileListComponent->addListener (this);
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addAndMakeVisible (currentPathBox = new ComboBox ("path"));
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currentPathBox->setEditableText (true);
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StringArray rootNames, rootPaths;
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const BitArray separators (getRoots (rootNames, rootPaths));
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for (int i = 0; i < rootNames.size(); ++i)
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{
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if (separators [i])
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currentPathBox->addSeparator();
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currentPathBox->addItem (rootNames[i], i + 1);
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}
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currentPathBox->addSeparator();
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currentPathBox->addListener (this);
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addAndMakeVisible (filenameBox = new TextEditor());
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filenameBox->setMultiLine (false);
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filenameBox->setSelectAllWhenFocused (true);
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filenameBox->setText (filename, false);
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filenameBox->addListener (this);
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filenameBox->setReadOnly (filenameTextBoxIsReadOnly);
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Label* label = new Label ("f", (mode == chooseDirectoryMode) ? TRANS("folder:")
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: TRANS("file:"));
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addAndMakeVisible (label);
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label->attachToComponent (filenameBox, true);
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addAndMakeVisible (goUpButton = getLookAndFeel().createFileBrowserGoUpButton());
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goUpButton->addButtonListener (this);
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goUpButton->setTooltip (TRANS ("go up to parent directory"));
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if (previewComp != 0)
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addAndMakeVisible (previewComp);
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setRoot (currentRoot);
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thread.startThread (4);
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}
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FileBrowserComponent::~FileBrowserComponent()
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{
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if (previewComp != 0)
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removeChildComponent (previewComp);
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deleteAllChildren();
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deleteAndZero (fileList);
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delete directoriesOnlyFilter;
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thread.stopThread (10000);
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}
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//==============================================================================
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void FileBrowserComponent::addListener (FileBrowserListener* const newListener) throw()
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{
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jassert (newListener != 0)
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if (newListener != 0)
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listeners.add (newListener);
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}
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void FileBrowserComponent::removeListener (FileBrowserListener* const listener) throw()
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{
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listeners.removeValue (listener);
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}
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//==============================================================================
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const File FileBrowserComponent::getCurrentFile() const throw()
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{
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return currentRoot.getChildFile (filenameBox->getText());
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}
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bool FileBrowserComponent::currentFileIsValid() const
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{
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if (mode == saveFileMode)
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return ! getCurrentFile().isDirectory();
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else if (mode == loadFileMode)
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return getCurrentFile().existsAsFile();
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else if (mode == chooseDirectoryMode)
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return getCurrentFile().isDirectory();
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jassertfalse
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return false;
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}
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//==============================================================================
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const File FileBrowserComponent::getRoot() const
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{
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return currentRoot;
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}
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void FileBrowserComponent::setRoot (const File& newRootDirectory)
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{
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if (currentRoot != newRootDirectory)
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{
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fileListComponent->scrollToTop();
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if (mode == chooseDirectoryMode)
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filenameBox->setText (String::empty, false);
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String path (newRootDirectory.getFullPathName());
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if (path.isEmpty())
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path += File::separator;
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StringArray rootNames, rootPaths;
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getRoots (rootNames, rootPaths);
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if (! rootPaths.contains (path, true))
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{
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bool alreadyListed = false;
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for (int i = currentPathBox->getNumItems(); --i >= 0;)
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{
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if (currentPathBox->getItemText (i).equalsIgnoreCase (path))
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{
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alreadyListed = true;
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break;
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}
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}
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if (! alreadyListed)
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currentPathBox->addItem (path, currentPathBox->getNumItems() + 2);
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}
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}
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currentRoot = newRootDirectory;
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fileList->setDirectory (currentRoot, true, true);
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String currentRootName (currentRoot.getFullPathName());
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if (currentRootName.isEmpty())
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currentRootName += File::separator;
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currentPathBox->setText (currentRootName, true);
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goUpButton->setEnabled (currentRoot.getParentDirectory().isDirectory()
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&& currentRoot.getParentDirectory() != currentRoot);
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}
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void FileBrowserComponent::goUp()
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{
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setRoot (getRoot().getParentDirectory());
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}
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void FileBrowserComponent::refresh()
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{
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fileList->refresh();
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}
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const String FileBrowserComponent::getActionVerb() const
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{
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return (mode == chooseDirectoryMode) ? TRANS("Choose")
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: ((mode == saveFileMode) ? TRANS("Save") : TRANS("Open"));
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}
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FilePreviewComponent* FileBrowserComponent::getPreviewComponent() const throw()
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{
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return previewComp;
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}
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//==============================================================================
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void FileBrowserComponent::resized()
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{
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getLookAndFeel()
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.layoutFileBrowserComponent (*this, fileListComponent,
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previewComp, currentPathBox,
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filenameBox, goUpButton);
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}
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//==============================================================================
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void FileBrowserComponent::sendListenerChangeMessage()
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{
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ComponentDeletionWatcher deletionWatcher (this);
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if (previewComp != 0)
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previewComp->selectedFileChanged (getCurrentFile());
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jassert (! deletionWatcher.hasBeenDeleted());
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for (int i = listeners.size(); --i >= 0;)
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{
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((FileBrowserListener*) listeners.getUnchecked (i))->selectionChanged();
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if (deletionWatcher.hasBeenDeleted())
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return;
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i = jmin (i, listeners.size() - 1);
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}
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}
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void FileBrowserComponent::selectionChanged()
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{
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const File selected (fileListComponent->getSelectedFile());
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if ((mode == chooseDirectoryMode && selected.isDirectory())
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|| selected.existsAsFile())
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{
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filenameBox->setText (selected.getRelativePathFrom (getRoot()), false);
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}
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sendListenerChangeMessage();
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}
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void FileBrowserComponent::fileClicked (const File& f, const MouseEvent& e)
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{
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ComponentDeletionWatcher deletionWatcher (this);
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for (int i = listeners.size(); --i >= 0;)
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{
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((FileBrowserListener*) listeners.getUnchecked (i))->fileClicked (f, e);
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if (deletionWatcher.hasBeenDeleted())
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return;
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i = jmin (i, listeners.size() - 1);
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}
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}
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void FileBrowserComponent::fileDoubleClicked (const File& f)
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{
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if (f.isDirectory())
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{
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setRoot (f);
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}
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else
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{
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ComponentDeletionWatcher deletionWatcher (this);
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for (int i = listeners.size(); --i >= 0;)
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{
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((FileBrowserListener*) listeners.getUnchecked (i))->fileDoubleClicked (f);
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if (deletionWatcher.hasBeenDeleted())
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return;
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i = jmin (i, listeners.size() - 1);
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}
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}
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}
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bool FileBrowserComponent::keyPressed (const KeyPress& key)
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{
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#if JUCE_LINUX || JUCE_WIN32
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if (key.getModifiers().isCommandDown()
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&& (key.getKeyCode() == 'H' || key.getKeyCode() == 'h'))
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{
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fileList->setIgnoresHiddenFiles (! fileList->ignoresHiddenFiles());
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fileList->refresh();
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return true;
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}
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#endif
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return false;
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}
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//==============================================================================
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void FileBrowserComponent::textEditorTextChanged (TextEditor&)
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{
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sendListenerChangeMessage();
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}
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void FileBrowserComponent::textEditorReturnKeyPressed (TextEditor&)
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{
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if (filenameBox->getText().containsChar (File::separator))
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{
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const File f (currentRoot.getChildFile (filenameBox->getText()));
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if (f.isDirectory())
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{
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setRoot (f);
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filenameBox->setText (String::empty);
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}
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else
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{
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setRoot (f.getParentDirectory());
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filenameBox->setText (f.getFileName());
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}
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}
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else
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{
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fileDoubleClicked (getCurrentFile());
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}
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}
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void FileBrowserComponent::textEditorEscapeKeyPressed (TextEditor&)
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{
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}
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void FileBrowserComponent::textEditorFocusLost (TextEditor&)
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{
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if (mode != saveFileMode)
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selectionChanged();
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}
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//==============================================================================
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void FileBrowserComponent::buttonClicked (Button*)
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{
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goUp();
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}
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void FileBrowserComponent::comboBoxChanged (ComboBox*)
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{
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const String newText (currentPathBox->getText().trim().unquoted());
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if (newText.isNotEmpty())
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{
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const int index = currentPathBox->getSelectedId() - 1;
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StringArray rootNames, rootPaths;
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getRoots (rootNames, rootPaths);
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if (rootPaths [index].isNotEmpty())
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{
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setRoot (File (rootPaths [index]));
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}
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else
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{
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File f (newText);
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for (;;)
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{
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if (f.isDirectory())
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{
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setRoot (f);
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break;
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}
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if (f.getParentDirectory() == f)
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break;
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f = f.getParentDirectory();
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}
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}
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}
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}
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const BitArray FileBrowserComponent::getRoots (StringArray& rootNames, StringArray& rootPaths)
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{
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BitArray separators;
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#if JUCE_WIN32
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OwnedArray<File> roots;
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File::findFileSystemRoots (roots);
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rootPaths.clear();
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for (int i = 0; i < roots.size(); ++i)
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{
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const File* const drive = roots.getUnchecked(i);
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String name (drive->getFullPathName());
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rootPaths.add (name);
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if (drive->isOnHardDisk())
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{
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String volume (drive->getVolumeLabel());
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if (volume.isEmpty())
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volume = TRANS("Hard Drive");
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name << " [" << drive->getVolumeLabel() << ']';
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}
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else if (drive->isOnCDRomDrive())
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{
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name << TRANS(" [CD/DVD drive]");
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}
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rootNames.add (name);
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}
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separators.setBit (rootPaths.size());
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rootPaths.add (File::getSpecialLocation (File::userDocumentsDirectory).getFullPathName());
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rootNames.add ("Documents");
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rootPaths.add (File::getSpecialLocation (File::userDesktopDirectory).getFullPathName());
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rootNames.add ("Desktop");
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#endif
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#if JUCE_MAC
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rootPaths.add (File::getSpecialLocation (File::userHomeDirectory).getFullPathName());
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rootNames.add ("Home folder");
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rootPaths.add (File::getSpecialLocation (File::userDocumentsDirectory).getFullPathName());
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rootNames.add ("Documents");
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rootPaths.add (File::getSpecialLocation (File::userDesktopDirectory).getFullPathName());
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rootNames.add ("Desktop");
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separators.setBit (rootPaths.size());
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OwnedArray <File> volumes;
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File vol ("/Volumes");
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vol.findChildFiles (volumes, File::findDirectories, false);
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for (int i = 0; i < volumes.size(); ++i)
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{
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const File* const volume = volumes.getUnchecked(i);
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if (volume->isDirectory() && ! volume->getFileName().startsWithChar (T('.')))
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{
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rootPaths.add (volume->getFullPathName());
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rootNames.add (volume->getFileName());
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}
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}
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#endif
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#if JUCE_LINUX
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rootPaths.add ("/");
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rootNames.add ("/");
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rootPaths.add (File::getSpecialLocation (File::userHomeDirectory).getFullPathName());
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rootNames.add ("Home folder");
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rootPaths.add (File::getSpecialLocation (File::userDesktopDirectory).getFullPathName());
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rootNames.add ("Desktop");
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#endif
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return separators;
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}
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END_JUCE_NAMESPACE
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