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117 lines
4.5 KiB
C++
117 lines
4.5 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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//==============================================================================
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/**
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A component that displays the files in a directory as a treeview.
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This implements the DirectoryContentsDisplayComponent base class so that
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it can be used in a FileBrowserComponent.
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To attach a listener to it, use its DirectoryContentsDisplayComponent base
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class and the FileBrowserListener class.
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@see DirectoryContentsList, FileListComponent
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@tags{GUI}
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*/
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class JUCE_API FileTreeComponent : public TreeView,
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public DirectoryContentsDisplayComponent
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{
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public:
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//==============================================================================
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/** Creates a FileTreeComponent to show the contents of a specified directory.
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*/
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FileTreeComponent (DirectoryContentsList& listToShow);
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/** Destructor. */
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~FileTreeComponent() override;
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//==============================================================================
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/** Returns the number of files the user has got selected.
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@see getSelectedFile
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*/
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int getNumSelectedFiles() const override { return TreeView::getNumSelectedItems(); }
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/** Returns one of the files that the user has currently selected.
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The index should be in the range 0 to (getNumSelectedFiles() - 1).
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@see getNumSelectedFiles
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*/
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File getSelectedFile (int index = 0) const override;
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/** Deselects any files that are currently selected. */
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void deselectAllFiles() override;
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/** Scrolls the list to the top. */
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void scrollToTop() override;
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/** If the specified file is in the list, it will become the only selected item
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(and if the file isn't in the list, all other items will be deselected). */
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void setSelectedFile (const File&) override;
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/** Updates the files in the list. */
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void refresh();
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/** Setting a name for this allows tree items to be dragged.
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The string that you pass in here will be returned by the getDragSourceDescription()
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of the items in the tree. For more info, see TreeViewItem::getDragSourceDescription().
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*/
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void setDragAndDropDescription (const String& description);
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/** Returns the last value that was set by setDragAndDropDescription().
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*/
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const String& getDragAndDropDescription() const noexcept { return dragAndDropDescription; }
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/** Changes the height of the treeview items. */
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void setItemHeight (int newHeight);
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/** Returns the height of the treeview items. */
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int getItemHeight() const noexcept { return itemHeight; }
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private:
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//==============================================================================
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String dragAndDropDescription;
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int itemHeight;
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class Controller;
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std::unique_ptr<Controller> controller;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (FileTreeComponent)
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};
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} // namespace juce
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