[iphone-api.git] / WebCore / RenderFileUploadControl.h

/*
 * Copyright (C) 2006, 2007 Apple Inc.
 *
 * 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 RenderFileUploadControl_h
#define RenderFileUploadControl_h

#include "RenderBlock.h"

namespace WebCore {

class HTMLInputElement;
    
// Each RenderFileUploadControl contains a RenderButton (for opening the file chooser), and
// sufficient space to draw a file icon and filename. The RenderButton has a shadow node
// associated with it to receive click/hover events.

class RenderFileUploadControl : public RenderBlock {
public:
    RenderFileUploadControl(HTMLInputElement*);
    ~RenderFileUploadControl();

    virtual const char* renderName() const { return "RenderFileUploadControl"; }

    virtual void updateFromElement();
    virtual void calcPrefWidths();
    virtual void paintObject(PaintInfo&, int tx, int ty);

    void click();

    void valueChanged();
    

    String buttonValue();
    String fileTextValue();
    
    bool allowsMultipleFiles();

protected:
    virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);

private:
    int maxFilenameWidth() const;
    PassRefPtr<RenderStyle> createButtonStyle(const RenderStyle* parentStyle) const;

    RefPtr<HTMLInputElement> m_button;
};

} // namespace WebCore

#endif // RenderFileUploadControl_h
Commit	Line	Data
a90939db JF	1	/*
	2	* Copyright (C) 2006, 2007 Apple Inc.
	3	*
	4	* This library is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU Library General Public
	6	* License as published by the Free Software Foundation; either
	7	* version 2 of the License, or (at your option) any later version.
	8	*
	9	* This library is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	12	* Library General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU Library General Public License
	15	* along with this library; see the file COPYING.LIB. If not, write to
	16	* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
	17	* Boston, MA 02110-1301, USA.
	18	*
	19	*/
	20
	21	#ifndef RenderFileUploadControl_h
	22	#define RenderFileUploadControl_h
	23
	24	#include "RenderBlock.h"
	25
	26	namespace WebCore {
	27
	28	class HTMLInputElement;
	29
	30	// Each RenderFileUploadControl contains a RenderButton (for opening the file chooser), and
	31	// sufficient space to draw a file icon and filename. The RenderButton has a shadow node
	32	// associated with it to receive click/hover events.
	33
	34	class RenderFileUploadControl : public RenderBlock {
	35	public:
	36	RenderFileUploadControl(HTMLInputElement*);
	37	~RenderFileUploadControl();
	38
	39	virtual const char* renderName() const { return "RenderFileUploadControl"; }
	40
	41	virtual void updateFromElement();
	42	virtual void calcPrefWidths();
	43	virtual void paintObject(PaintInfo&, int tx, int ty);
	44
	45	void click();
	46
	47	void valueChanged();
	48
	49
	50	String buttonValue();
	51	String fileTextValue();
	52
	53	bool allowsMultipleFiles();
	54
	55	protected:
	56	virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
	57
	58	private:
	59	int maxFilenameWidth() const;
	60	PassRefPtr<RenderStyle> createButtonStyle(const RenderStyle* parentStyle) const;
	61
	62	RefPtr<HTMLInputElement> m_button;
	63	};
	64
65	} // namespace WebCore
66
67	#endif // RenderFileUploadControl_h