/*

 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.

 * Copyright (C) 2007 Holger Hans Peter Freyther

 *

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

 * modification, are permitted provided that the following conditions

 * are met:

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

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

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

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

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

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

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

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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

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

 */

#include "config.h"

#include "FileChooser.h"

#include "CString.h"

#include "Document.h"

#include "FrameView.h"

#include "Icon.h"

#include "LocalizedStrings.h"

#include "StringTruncator.h"

#include <glib.h>

#include <glib/gi18n.h>

#include <gtk/gtk.h>

namespace WebCore {

static bool stringByAdoptingFileSystemRepresentation(gchar* systemFilename, String& result)

{

    if (!systemFilename)

        return false;

    gchar* filename = g_filename_to_utf8(systemFilename, -1, 0, 0, 0);

    g_free(systemFilename);

    if (!filename)

        return false;

    result = String::fromUTF8(filename);

    g_free(filename);

    return true;

}

FileChooser::FileChooser(FileChooserClient* client, const String& filename)

    : m_client(client)

    , m_filename(filename)

    , m_icon(chooseIcon(filename))

{

}

FileChooser::~FileChooser()

{

}

void FileChooser::openFileChooser(Document* document)

{

    FrameView* view = document->view();

    if (!view)

        return;

    GtkWidget* dialog = gtk_file_chooser_dialog_new(_("Upload File"),

                                                    GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(view->containingWindow()))),

                                                    GTK_FILE_CHOOSER_ACTION_OPEN,

                                                    GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,

                                                    GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,

                                                    NULL);

    // We need this protector because otherwise we can be deleted if the file upload control is detached while

    // we're within the gtk_run_dialog call.

    RefPtr<FileChooser> protector(this);

    String result;

    const bool acceptedDialog = gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT;

    if (acceptedDialog && stringByAdoptingFileSystemRepresentation(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog)), result))

        chooseFile(result);

    gtk_widget_destroy(dialog);

}

String FileChooser::basenameForWidth(const Font& font, int width) const

{

    if (width <= 0)

        return String();

    String string = fileButtonNoFileSelectedLabel();

    if (!m_filename.isEmpty()) {

        gchar* systemFilename = g_filename_from_utf8(m_filename.utf8().data(), -1, 0, 0, 0);

        if (systemFilename) {

            gchar* systemBasename = g_path_get_basename(systemFilename);

            g_free(systemFilename);

            stringByAdoptingFileSystemRepresentation(systemBasename, string);

        }

    }

    return StringTruncator::centerTruncate(string, width, font, false);

}

}