1 /*

     2  * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer. 

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution. 

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission. 

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 

    29 #include "config.h"

    30 #include "FileChooser.h"

    31 

    32 #include "Icon.h"

    33 

    34 namespace WebCore {

    35     

    36 FileChooserClient::~FileChooserClient()

    37 {

    38 }

    39 

    40 inline FileChooser::FileChooser(FileChooserClient* client, const Vector<String>& initialFilenames)

    41     : m_client(client)

    42     , m_isInitializing(true)

    43 {

    44     m_filenames = initialFilenames;

    45     loadIcon();

    46     m_isInitializing = false;

    47 }

    48 

    49 PassRefPtr<FileChooser> FileChooser::create(FileChooserClient* client, const Vector<String>& initialFilenames)

    50 {

    51     return adoptRef(new FileChooser(client, initialFilenames));

    52 }

    53 

    54 FileChooser::~FileChooser()

    55 {

    56 }

    57 

    58 void FileChooser::clear()

    59 {

    60     m_filenames.clear();

    61     m_icon = 0;

    62 }

    63 

    64 void FileChooser::chooseFile(const String& filename)

    65 {

    66     Vector<String> filenames;

    67     filenames.append(filename);

    68     chooseFiles(filenames);

    69 }

    70 

    71 void FileChooser::chooseFiles(const Vector<String>& filenames)

    72 {

    73     if (m_filenames == filenames)

    74         return;

    75     m_filenames = filenames;

    76     loadIcon();

    77     if (m_client)

    78         m_client->valueChanged();

    79 }

    80 

    81 void FileChooser::loadIcon()

    82 {

    83     if (m_filenames.size() && m_client)

    84         m_client->chooseIconForFiles(this, m_filenames);

    85 }

    86 

    87 void FileChooser::iconLoaded(PassRefPtr<Icon> icon)

    88 {

    89     m_icon = icon;

    90     if (!m_isInitializing && m_icon && m_client)

    91         m_client->repaint();

    92 }

    93 

    94 }