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      1 /*
      2  *  Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
      3  *  Copyright (C) 2008 Apple Inc. All rights reserved.
      4  *
      5  *  This library is free software; you can redistribute it and/or
      6  *  modify it under the terms of the GNU Lesser General Public
      7  *  License as published by the Free Software Foundation; either
      8  *  version 2 of the License, or (at your option) any later version.
      9  *
     10  *  This library is distributed in the hope that it will be useful,
     11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13  *  Lesser General Public License for more details.
     14  *
     15  *  You should have received a copy of the GNU Lesser General Public
     16  *  License along with this library; if not, write to the Free Software
     17  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     18  */
     19 
     20 #include "config.h"
     21 #include "core/plugins/DOMMimeTypeArray.h"
     22 
     23 #include "core/frame/LocalFrame.h"
     24 #include "core/page/Page.h"
     25 #include "platform/plugins/PluginData.h"
     26 #include "wtf/Vector.h"
     27 #include "wtf/text/AtomicString.h"
     28 
     29 namespace blink {
     30 
     31 DOMMimeTypeArray::DOMMimeTypeArray(LocalFrame* frame)
     32     : DOMWindowProperty(frame)
     33 {
     34 }
     35 
     36 void DOMMimeTypeArray::trace(Visitor* visitor)
     37 {
     38     DOMWindowProperty::trace(visitor);
     39 }
     40 
     41 unsigned DOMMimeTypeArray::length() const
     42 {
     43     PluginData* data = getPluginData();
     44     if (!data)
     45         return 0;
     46     return data->mimes().size();
     47 }
     48 
     49 PassRefPtrWillBeRawPtr<DOMMimeType> DOMMimeTypeArray::item(unsigned index)
     50 {
     51     PluginData* data = getPluginData();
     52     if (!data)
     53         return nullptr;
     54     const Vector<MimeClassInfo>& mimes = data->mimes();
     55     if (index >= mimes.size())
     56         return nullptr;
     57     return DOMMimeType::create(data, m_frame, index).get();
     58 }
     59 
     60 bool DOMMimeTypeArray::canGetItemsForName(const AtomicString& propertyName)
     61 {
     62     PluginData *data = getPluginData();
     63     if (!data)
     64         return 0;
     65     const Vector<MimeClassInfo>& mimes = data->mimes();
     66     for (unsigned i = 0; i < mimes.size(); ++i) {
     67         if (mimes[i].type == propertyName)
     68             return true;
     69     }
     70     return false;
     71 }
     72 
     73 PassRefPtrWillBeRawPtr<DOMMimeType> DOMMimeTypeArray::namedItem(const AtomicString& propertyName)
     74 {
     75     PluginData *data = getPluginData();
     76     if (!data)
     77         return nullptr;
     78     const Vector<MimeClassInfo>& mimes = data->mimes();
     79     for (unsigned i = 0; i < mimes.size(); ++i) {
     80         if (mimes[i].type == propertyName)
     81             return DOMMimeType::create(data, m_frame, i).get();
     82     }
     83     return nullptr;
     84 }
     85 
     86 PluginData* DOMMimeTypeArray::getPluginData() const
     87 {
     88     if (!m_frame)
     89         return 0;
     90     Page* p = m_frame->page();
     91     if (!p)
     92         return 0;
     93     return p->pluginData();
     94 }
     95 
     96 } // namespace blink
     97