third_party/WebKit/Source/platform/FileChooser.cpp

   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 "platform/FileChooser.h"
  31
  32 namespace blink {
  33
  34 FileChooserClient::~FileChooserClient()
  35 {
  36     discardChooser();
  37 }
  38
  39 FileChooser* FileChooserClient::newFileChooser(const FileChooserSettings& settings)
  40 {
  41     discardChooser();
  42
  43     m_chooser = FileChooser::create(this, settings);
  44     return m_chooser.get();
  45 }
  46
  47 void FileChooserClient::discardChooser()
  48 {
  49     if (m_chooser)
  50         m_chooser->disconnectClient();
  51 }
  52
  53 inline FileChooser::FileChooser(FileChooserClient* client, const FileChooserSettings& settings)
  54     : m_client(client)
  55     , m_settings(settings)
  56 {
  57 }
  58
  59 PassRefPtr<FileChooser> FileChooser::create(FileChooserClient* client, const FileChooserSettings& settings)
  60 {
  61     return adoptRef(new FileChooser(client, settings));
  62 }
  63
  64 FileChooser::~FileChooser()
  65 {
  66 }
  67
  68 void FileChooser::chooseFiles(const Vector<FileChooserFileInfo>& files)
  69 {
  70     // FIXME: This is inelegant. We should not be looking at settings here.
  71     Vector<String> paths;
  72     for (unsigned i = 0; i < files.size(); ++i)
  73         paths.append(files[i].path);
  74     if (m_settings.selectedFiles == paths)
  75         return;
  76
  77     if (m_client)
  78         m_client->filesChosen(files);
  79 }
  80
  81 Vector<String> FileChooserSettings::acceptTypes() const
  82 {
  83     Vector<String> acceptTypes;
  84     acceptTypes.reserveCapacity(acceptMIMETypes.size() + acceptFileExtensions.size());
  85     acceptTypes.appendVector(acceptMIMETypes);
  86     acceptTypes.appendVector(acceptFileExtensions);
  87     return acceptTypes;
  88 }
  89
  90 }