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/*
* Copyright (C) 2006, 2007, 2009, 2012 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_FILE_UPLOAD_CONTROL_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_FILE_UPLOAD_CONTROL_H_
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/layout/layout_block_flow.h"
namespace blink {
// Each LayoutFileUploadControl contains a LayoutButton (for opening the file
// chooser), and sufficient space to draw a file icon and filename. The
// LayoutButton has a shadow node associated with it to receive click/hover
// events.
class CORE_EXPORT LayoutFileUploadControl final : public LayoutBlockFlow {
public:
explicit LayoutFileUploadControl(Element*);
~LayoutFileUploadControl() override;
bool IsOfType(LayoutObjectType type) const override {
NOT_DESTROYED();
return type == kLayoutObjectFileUploadControl ||
LayoutBlockFlow::IsOfType(type);
}
String FileTextValue() const;
HTMLInputElement* UploadButton() const;
static const int kAfterButtonSpacing = 4;
const char* GetName() const override {
NOT_DESTROYED();
return "LayoutFileUploadControl";
}
private:
bool IsChildAllowed(LayoutObject* child,
const ComputedStyle& style) const override;
void PaintObject(const PaintInfo&,
const PhysicalOffset& paint_offset) const override;
int MaxFilenameWidth() const;
};
template <>
struct DowncastTraits<LayoutFileUploadControl> {
static bool AllowFrom(const LayoutObject& object) {
return object.IsFileUploadControl();
}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_LAYOUT_LAYOUT_FILE_UPLOAD_CONTROL_H_
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