1 /* |
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2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include "chromesnippet.h" |
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20 #include "chromesnippetjsobject.h" |
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21 #include "chromewidget.h" |
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22 #include "graphicsitemanimation.h" |
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23 #include "scriptobjects.h" |
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24 |
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25 #include <QGraphicsLinearLayout> |
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26 #include <QGraphicsSceneContextMenuEvent> |
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27 #include <QImage> |
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28 #include <QPainter> |
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29 #include "qwebframe.h" |
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30 #include "qwebpage.h" |
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31 #include "chromeview.h" |
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32 |
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33 bool ChromeSnippet::contextMenuFlag = false; |
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34 |
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35 ChromeSnippet::ChromeSnippet(QGraphicsItem * parent, ChromeWidget * owner, QObject *jsParent, const QString &docElementId) |
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36 : QGraphicsRectItem(parent), |
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37 m_owner(owner), |
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38 m_docElementId(docElementId), |
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39 m_layout(0), |
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40 m_visibilityAnimator(0), |
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41 m_attentionAnimator(0), |
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42 m_dragging(false), |
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43 m_draggable(false), |
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44 m_anchor("AnchorNone"), |
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45 m_anchorOffset(0), |
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46 m_hidesContent(false), |
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47 m_isHiding(false), |
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48 m_jsObject(new ChromeSnippetJSObject(jsParent, *this, docElementId)) |
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49 { |
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50 // Prevent hover events from passing through to the underlying widget. |
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51 setAcceptHoverEvents(true); |
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52 } |
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53 |
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54 ChromeSnippet::~ChromeSnippet() |
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55 { |
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56 //qDebug() << "ChromeSnippet::~ChromeSnippet: " << m_docElementId; |
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57 if(m_visibilityAnimator) |
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58 delete m_visibilityAnimator; |
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59 if(m_attentionAnimator) |
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60 delete m_attentionAnimator; |
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61 if(m_jsObject) |
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62 delete m_jsObject; |
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63 } |
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64 |
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65 void ChromeSnippet::setOwnerArea(const QRectF& ownerArea) |
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66 { |
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67 m_ownerArea = ownerArea; |
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68 } |
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69 |
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70 QRectF& ChromeSnippet::ownerArea(){ |
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71 return m_ownerArea; |
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72 } |
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73 |
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74 void ChromeSnippet::paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) |
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75 { |
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76 Q_UNUSED(option) |
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77 Q_UNUSED(widget) |
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78 |
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79 //qDebug() << "ChromeSnippet::paint: " << m_docElementId << " " << m_ownerArea; |
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80 //If this snippet has no children, draw the snippet. Otherwise let the children draw themselves. |
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81 // NB: Make this behavior configurable? |
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82 if(childItems().isEmpty()){ |
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83 #ifdef Q_OS_SYMBIAN |
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84 painter->drawPixmap(QPoint(0, 0), *m_owner->buffer(), m_ownerArea); |
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85 #else |
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86 painter->drawImage(QPoint(0, 0), *m_owner->buffer(), m_ownerArea); |
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87 #endif |
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88 } |
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89 } |
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90 |
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91 void ChromeSnippet::updateChildGeometries() |
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92 { |
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93 //NB: layouts should be usable here, but the behavior |
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94 //is weird. Investigage further. |
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95 /* delete m_layout; |
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96 m_layout = new QGraphicsLinearLayout(); |
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97 QList<QGraphicsItem*> children = childItems(); |
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98 for(int i = 0; i < children.size(); i++){ |
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99 ChromeSnippet * child = dynamic_cast<ChromeSnippet*>(children[i]); |
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100 m_layout->addItem(child); |
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101 } |
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102 setLayout(m_layout); |
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103 */ |
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104 // For now just lay out in a row according to the html layout |
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105 |
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106 |
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107 QList<QGraphicsItem*> children = childItems(); |
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108 for(int i = 0; i < children.size(); i++){ |
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109 ChromeSnippet * child = dynamic_cast<ChromeSnippet*>(children[i]); |
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110 child->setPos(child->ownerArea().x(), 0); |
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111 } |
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112 |
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113 if((docElementId() == "ContextMenuBgId") || (docElementId() == "ContextMenuId")) // hide context menu |
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114 { |
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115 hide(); |
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116 } |
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117 |
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118 |
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119 } |
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120 bool ChromeSnippet::getContextMenuFlag() |
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121 { |
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122 return contextMenuFlag; |
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123 } |
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124 |
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125 void ChromeSnippet::mousePressEvent(QGraphicsSceneMouseEvent * ev) |
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126 { |
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127 // qDebug() << "ChromeSnippet::mousePressEvent: " << scene()->focusItem(); |
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128 // qDebug() << "ChromeSnippet::mousePressEvent: " << docElementId() << m_ownerArea << ev->pos(); |
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129 |
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130 |
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131 QRect qr = m_owner->getDocElementRect("contextMenuButton"); |
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132 ChromeSnippet *cmsn = m_owner->getSnippet("ContextMenuId"); |
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133 |
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134 qreal qx = ev->pos().x(); |
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135 qreal qy = ev->pos().y(); |
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136 bool cmVisibility = cmsn->isVisible(); |
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137 |
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138 if(!cmVisibility) |
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139 contextMenuFlag = false; |
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140 else if(qx >= qr.left() && qx <= qr.right() && (docElementId() == "WebViewToolbarId")) |
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141 { |
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142 contextMenuFlag = true; |
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143 return; |
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144 } |
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145 |
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146 |
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147 contextMenuFlag = false; |
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148 |
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149 passMouseEventToPage(QEvent::MouseButtonPress, ev); |
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150 m_owner->chromePage()->view()->setFocus(); |
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151 |
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152 if(docElementId() == "ContextMenuBgId") |
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153 { |
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154 ChromeSnippet *sn = m_owner->getSnippet("ContextMenuId"); |
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155 if(sn) |
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156 sn->hide(); |
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157 hide(); |
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158 } |
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159 else if(docElementId() != "ContextMenuId") |
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160 { |
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161 ChromeSnippet *sn = m_owner->getSnippet("ContextMenuId"); |
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162 if(sn) |
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163 sn->hide(); |
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164 ChromeSnippet *sn2 = m_owner->getSnippet("ContextMenuBgId"); |
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165 if(sn2) |
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166 sn2->hide(); |
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167 |
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168 } |
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169 |
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170 ev->accept(); |
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171 |
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172 //FIXME hide the Suggests snippet or not |
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173 ChromeSnippet* ssn = m_owner->getSnippet("SuggestsId"); |
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174 if (ssn && ssn->isVisible()) { |
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175 if (docElementId() == "SuggestsId") { |
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176 if (m_ownerArea.height() < ev->pos().y()) |
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177 hide(); |
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178 } |
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179 else |
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180 ssn->hide(); |
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181 } |
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182 } |
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183 |
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184 void ChromeSnippet::mouseReleaseEvent(QGraphicsSceneMouseEvent * ev) |
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185 { |
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186 |
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187 if(m_dragging) { |
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188 emit m_jsObject->dragFinished(); |
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189 m_dragging = false; |
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190 } |
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191 passMouseEventToPage(QEvent::MouseButtonRelease, ev); |
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192 } |
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193 |
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194 |
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195 void ChromeSnippet::mouseMoveEvent(QGraphicsSceneMouseEvent * ev) |
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196 { |
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197 if(m_draggable) { |
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198 if(!m_dragging) { |
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199 m_dragging = true; |
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200 emit m_jsObject->dragStarted(); |
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201 } |
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202 moveBy((ev->pos()-ev->lastPos()).x(),(ev->pos()-ev->lastPos()).y()); |
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203 } |
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204 else { |
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205 passMouseEventToPage(QEvent::MouseMove, ev); |
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206 } |
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207 } |
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208 |
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209 |
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210 void ChromeSnippet::mouseDoubleClickEvent(QGraphicsSceneMouseEvent * ev) |
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211 { |
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212 passMouseEventToPage(QEvent::MouseButtonDblClick, ev); |
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213 if(m_owner && m_owner->chromePage()) |
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214 m_owner->chromePage()->view()->setFocus(); |
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215 } |
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216 |
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217 void ChromeSnippet::passMouseEventToPage(QEvent::Type type, QGraphicsSceneMouseEvent *ev) { |
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218 ev->accept(); |
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219 if(m_owner && m_owner->chromePage()) { |
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220 // Translate the mouse press to the owner's coords and forward to owner page |
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221 QMouseEvent shiftedEv( type, QPoint(int(m_ownerArea.x()), int(m_ownerArea.y()))+ev->pos().toPoint(), |
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222 ev->button(), ev->buttons(), ev->modifiers() ); |
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223 |
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224 //qDebug() << "ChromeSnippet::passMouseEventToPage: " << shiftedEv.pos() << " " << &shiftedEv; |
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225 m_owner->chromePage()->event(&shiftedEv); |
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226 } |
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227 } |
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228 |
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229 void ChromeSnippet::hoverMoveEvent(QGraphicsSceneHoverEvent *event ) { |
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230 // Translate to a mouse move event. |
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231 QMouseEvent shiftedEv( QEvent::MouseMove, QPoint(int(m_ownerArea.x()), int(m_ownerArea.y()))+event->pos().toPoint(), |
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232 Qt::NoButton, Qt::NoButton, Qt::NoModifier); |
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233 if(m_owner && m_owner->chromePage()) |
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234 m_owner->chromePage()->event(&shiftedEv); |
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235 } |
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236 |
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237 void ChromeSnippet::keyPressEvent ( QKeyEvent * event ) { |
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238 event->accept(); |
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239 QApplication::sendEvent(m_owner->chromePage()->view(), event); |
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240 } |
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241 |
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242 void ChromeSnippet::keyReleaseEvent ( QKeyEvent * event ) { |
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243 event->accept(); |
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244 QApplication::sendEvent(m_owner->chromePage()->view(), event); |
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245 } |
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246 |
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247 void ChromeSnippet::contextMenuEvent(QGraphicsSceneContextMenuEvent* event) |
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248 { |
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249 event->accept(); |
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250 } |
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251 |
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252 void ChromeSnippet::setVisibilityAnimator(const QString& animatorName) |
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253 { |
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254 setVisibilityAnimator(VisibilityAnimator::create(animatorName, this)); |
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255 } |
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256 |
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257 void ChromeSnippet::setAttentionAnimator(const QString& animatorName) |
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258 { |
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259 setAttentionAnimator(AttentionAnimator::create(animatorName, this)); |
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260 } |
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261 |
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262 void ChromeSnippet::toggleVisibility() |
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263 { |
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264 m_isHiding = (m_isHiding)?false:true; |
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265 |
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266 if(m_isHiding) |
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267 emit m_jsObject->onHide(); |
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268 if(m_visibilityAnimator){ |
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269 emit m_jsObject->dragStarted(); |
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270 m_visibilityAnimator->toggleVisibility(); |
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271 emit m_jsObject->dragFinished(); |
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272 } |
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273 else { |
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274 (m_isHiding)?QGraphicsRectItem::hide():QGraphicsRectItem::show(); |
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275 } |
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276 if(!m_isHiding) |
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277 emit m_jsObject->onShow(); |
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278 } |
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279 |
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280 void ChromeSnippet::show(bool useAnimation){ |
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281 if(m_isHiding){ |
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282 if(useAnimation) |
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283 toggleVisibility(); |
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284 else{ |
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285 QGraphicsRectItem::show(); |
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286 m_isHiding = false; |
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287 emit m_jsObject->onShow(); |
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288 } |
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289 } |
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290 } |
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291 |
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292 void ChromeSnippet::hide(bool useAnimation){ |
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293 if(!m_isHiding){ |
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294 if(useAnimation) |
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295 toggleVisibility(); |
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296 else{ |
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297 QGraphicsItem::hide(); |
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298 m_isHiding = true; |
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299 emit m_jsObject->onHide(); |
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300 } |
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301 } |
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302 } |
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303 |
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304 void ChromeSnippet::toggleAttention() |
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305 { |
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306 qDebug() << "ChromeSnippet::toggleAttention"; |
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307 if(m_attentionAnimator){ |
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308 m_attentionAnimator->toggleActive(); |
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309 } |
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310 } |
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311 |
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312 QObject *ChromeSnippet::animate(int duration) { |
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313 GraphicsItemAnimation *an = new GraphicsItemAnimation(this, duration); |
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314 m_owner->chromePage()->mainFrame()->addToJavaScriptWindowObject("animation", an, QScriptEngine::ScriptOwnership); |
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315 return an; |
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316 } |
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317 |
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318 QObject *ChromeSnippet::getGeometry() const { |
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319 ScriptRectF *r = new ScriptRectF(rect()); |
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320 m_owner->chromePage()->mainFrame()->addToJavaScriptWindowObject("rectf", r, QScriptEngine::ScriptOwnership); |
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321 return r; |
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322 } |
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323 |
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324 QObject *ChromeSnippet::getPosition() const { |
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325 ScriptPoint *result = new ScriptPoint(pos().toPoint()); |
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326 m_owner->chromePage()->mainFrame()->addToJavaScriptWindowObject("point", result, QScriptEngine::ScriptOwnership); |
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327 return result; |
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328 } |
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329 |
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330 void ChromeSnippet::resize(qreal width, qreal height) { |
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331 QRectF r = rect(); |
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332 r.setWidth(width); |
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333 r.setHeight(height); |
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334 setRect(r); |
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335 } |
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336 |
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337 void ChromeSnippet::repaint() { |
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338 //qDebug() << __func__ << "Area: " << m_ownerArea << "Id " << m_docElementId; |
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339 m_owner->repaintRequested(m_ownerArea.toRect()); |
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340 } |
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341 |
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342 void ChromeSnippet::dump() const{ |
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343 qDebug() << "ChromeSnippet::dump: id=" << m_docElementId << " name=" << m_docElementName; |
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344 qDebug() << " this=" << this; |
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345 qDebug() << " pos()=" << pos(); |
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346 qDebug() << " rect()=" << rect(); |
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347 qDebug() << " m_ownerArea=" << m_ownerArea; |
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348 qDebug() << " visible=" << isVisible(); |
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349 qDebug() << " zValue=" << zValue(); |
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350 if(parentObject()) |
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351 qDebug() << " parent=" << parentObject(); |
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352 if(parentWidget()) |
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353 qDebug() << " parentItem=" << parentWidget(); |
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354 } |
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355 |
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356 QObject *ChromeSnippet::getJSObject() { |
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357 return static_cast<QObject*>(m_jsObject); |
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358 } |
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359 |
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360 QString ChromeSnippet::getDisplayMode() |
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361 { |
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362 return m_owner->getDisplayMode(); |
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363 |
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364 |
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365 } |
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366 /* |
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367 bool ChromeSnippet::sceneEventFilter ( QGraphicsItem * watched, QEvent * event ) { |
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368 qDebug() << "ChromeSnippet::sceneEventFilter: " << event; |
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369 return QGraphicsItem::sceneEventFilter(watched, event); |
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370 } |
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371 */ |
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