- added JUCE library code

git-svn-id: http://moon:8086/svn/software/trunk/projects/FsTrack@357 b431acfa-c32f-4a4a-93f1-934dc6c82436
2018-06-12 16:53:56 +00:00
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+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software 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.
+
+  ==============================================================================
+*/
+
+#ifndef JUCE_DIRECTORYCONTENTSDISPLAYCOMPONENT_H_INCLUDED
+#define JUCE_DIRECTORYCONTENTSDISPLAYCOMPONENT_H_INCLUDED
+
+
+//==============================================================================
+/**
+    A base class for components that display a list of the files in a directory.
+
+    @see DirectoryContentsList
+*/
+class JUCE_API  DirectoryContentsDisplayComponent
+{
+public:
+    //==============================================================================
+    /** Creates a DirectoryContentsDisplayComponent for a given list of files. */
+    DirectoryContentsDisplayComponent (DirectoryContentsList& listToShow);
+
+    /** Destructor. */
+    virtual ~DirectoryContentsDisplayComponent();
+
+    //==============================================================================
+    /** Returns the number of files the user has got selected.
+        @see getSelectedFile
+    */
+    virtual int getNumSelectedFiles() const = 0;
+
+    /** Returns one of the files that the user has currently selected.
+        The index should be in the range 0 to (getNumSelectedFiles() - 1).
+        @see getNumSelectedFiles
+    */
+    virtual File getSelectedFile (int index) const = 0;
+
+    /** Deselects any selected files. */
+    virtual void deselectAllFiles() = 0;
+
+    /** Scrolls this view to the top. */
+    virtual void scrollToTop() = 0;
+
+    /** If the specified file is in the list, it will become the only selected item
+        (and if the file isn't in the list, all other items will be deselected). */
+    virtual void setSelectedFile (const File&) = 0;
+
+    //==============================================================================
+    /** Adds a listener to be told when files are selected or clicked.
+        @see removeListener
+    */
+    void addListener (FileBrowserListener* listener);
+
+    /** Removes a listener.
+        @see addListener
+    */
+    void removeListener (FileBrowserListener* listener);
+
+
+    //==============================================================================
+    /** A set of colour IDs to use to change the colour of various aspects of the list.
+
+        These constants can be used either via the Component::setColour(), or LookAndFeel::setColour()
+        methods.
+
+        @see Component::setColour, Component::findColour, LookAndFeel::setColour, LookAndFeel::findColour
+    */
+    enum ColourIds
+    {
+        highlightColourId      = 0x1000540, /**< The colour to use to fill a highlighted row of the list. */
+        textColourId           = 0x1000541, /**< The colour for the text. */
+    };
+
+    //==============================================================================
+    /** @internal */
+    void sendSelectionChangeMessage();
+    /** @internal */
+    void sendDoubleClickMessage (const File& file);
+    /** @internal */
+    void sendMouseClickMessage (const File& file, const MouseEvent& e);
+
+protected:
+    //==============================================================================
+    DirectoryContentsList& fileList;
+    ListenerList <FileBrowserListener> listeners;
+
+private:
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DirectoryContentsDisplayComponent)
+};
+
+
+#endif   // JUCE_DIRECTORYCONTENTSDISPLAYCOMPONENT_H_INCLUDED