1/* 2 * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com 3 * Copyright (C) 2007, 2009 Holger Hans Peter Freyther 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28#include "config.h" 29#include "Widget.h" 30 31#include "Cursor.h" 32#include "FrameView.h" 33#include "GraphicsContext.h" 34#include "GtkVersioning.h" 35#include "HostWindow.h" 36#include "IntRect.h" 37#include "RenderObject.h" 38 39#include <gdk/gdk.h> 40#include <gtk/gtk.h> 41 42namespace WebCore { 43 44Widget::Widget(PlatformWidget widget) 45{ 46 init(widget); 47} 48 49Widget::~Widget() 50{ 51 ASSERT(!parent()); 52 releasePlatformWidget(); 53} 54 55void Widget::setFocus(bool focused) 56{ 57 if (focused) 58 gtk_widget_grab_focus(platformWidget() ? platformWidget() : GTK_WIDGET(root()->hostWindow()->platformPageClient())); 59} 60 61void Widget::setCursor(const Cursor& cursor) 62{ 63 ScrollView* view = root(); 64 if (!view) 65 return; 66 view->hostWindow()->setCursor(cursor); 67} 68 69void Widget::show() 70{ 71 setSelfVisible(true); 72 73 if (isParentVisible() && platformWidget()) 74 gtk_widget_show(platformWidget()); 75} 76 77void Widget::hide() 78{ 79 setSelfVisible(false); 80 81 if (isParentVisible() && platformWidget()) 82 gtk_widget_hide(platformWidget()); 83} 84 85void Widget::paint(GraphicsContext* context, const IntRect& rect) 86{ 87} 88 89void Widget::setIsSelected(bool isSelected) 90{ 91 if (!platformWidget()) 92 return; 93 94 // See if the platformWidget has a webkit-widget-is-selected property 95 // and set it afterwards. 96 GParamSpec* spec = g_object_class_find_property(G_OBJECT_GET_CLASS(platformWidget()), 97 "webkit-widget-is-selected"); 98 if (!spec) 99 return; 100 101 g_object_set(platformWidget(), "webkit-widget-is-selected", isSelected, NULL); 102} 103 104IntRect Widget::frameRect() const 105{ 106 return m_frame; 107} 108 109void Widget::setFrameRect(const IntRect& rect) 110{ 111 m_frame = rect; 112} 113 114void Widget::releasePlatformWidget() 115{ 116 if (!platformWidget()) 117 return; 118 g_object_unref(platformWidget()); 119} 120 121void Widget::retainPlatformWidget() 122{ 123 if (!platformWidget()) 124 return; 125 g_object_ref_sink(platformWidget()); 126} 127 128} 129