author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 18:33:25 +0300 | |
changeset 6 | c3690ec91ef8 |
parent 2 | 06ff229162e9 |
child 7 | 923ff622b8b9 |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (developer.feedback@nokia.com) |
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** |
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** This file is part of the HbCore module of the UI Extensions for Mobile. |
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** |
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** GNU Lesser General Public License Usage |
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** This file may be used under the terms of the GNU Lesser General Public |
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** License version 2.1 as published by the Free Software Foundation and |
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** appearing in the file LICENSE.LGPL included in the packaging of this file. |
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** Please review the following information to ensure the GNU Lesser General |
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** Public License version 2.1 requirements will be met: |
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at developer.feedback@nokia.com. |
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** |
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****************************************************************************/ |
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#include "hbmenuitem_p.h" |
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#include "hbmenuitem_p_p.h" |
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#include "hbmenu.h" |
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#include "hbmenu_p.h" |
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#include "hbaction.h" |
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#include "hbstyle.h" |
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#include "hbstyleoptionmenuitem_p.h" |
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#include "hbframeitem.h" |
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#include "hbtextitem.h" |
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#include "hbevent.h" |
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#include "hbcolorscheme.h" |
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#include "hbwidgetfeedback.h" |
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#ifdef HB_GESTURE_FW |
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#include <QGesture> |
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#endif |
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Q_DECLARE_METATYPE (QAction*) |
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/*! |
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\class HbMenuItem |
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\brief HbMenuItem is a menu item graphics widget. |
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HbMenuItem represents a single action in HbMenu. |
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|
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Usually touch and non-touch devices have mostly the same actions but a |
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slightly different menu structure. High-end touch devices might prefer |
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relatively large one level menus with direct access to all available |
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actions, whereas low-end non-touch devices might fall back to using |
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small but deep menus, offering the same actions but at different level. |
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\sa HbAction HbMenu |
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*/ |
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|
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/*! |
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\property HbMenuItem::menuType |
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\brief |
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*/ |
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/*! |
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\primitives |
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\primitive{frame} HbFrameItem representing the background frame of the menu item. |
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\primitive{focus-indicator} HbFrameItem representing the background frame of the menu item when the item is focused. |
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\primitive{text} HbTextItem representing the menu item text. |
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\primitive{submenu-indicator} HbIconItem representing the icon that indicates that the menu item opens a sub-menu. |
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\primitive{check-indicator} HbIconItem representing the check icon of the menu item. |
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\primitive{separator} HbIconItem representing a menu separator. |
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*/ |
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|
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HbMenuItemPrivate::HbMenuItemPrivate() : |
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HbWidgetPrivate(), |
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action(0), |
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menu(0), |
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textItem(0), |
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arrowItem(0), |
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checkItem(0), |
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separatorItem(0), |
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mFocusItem(0), |
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mFrame(0), |
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mChecked(false), |
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mRecycled(false) |
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{ |
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} |
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HbMenuItemPrivate::~HbMenuItemPrivate() |
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{ |
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} |
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bool HbMenuItemPrivate::createPrimitives(HbStyleOptionMenuItem const &option) |
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{ |
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Q_Q(HbMenuItem); |
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bool repolishNeeded(false); |
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HbAction *hbAction = qobject_cast<HbAction* >(action); |
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if (!mFrame && action && !action->isSeparator()) { |
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mFrame = q->style()->createPrimitive(HbStyle::P_MenuItem_frame, q); |
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q->style()->updatePrimitive(mFrame, HbStyle::P_MenuItem_frame, &option); |
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mFrame->setAcceptedMouseButtons(Qt::NoButton); |
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parents:
diff
changeset
|
103 |
mFrame->setZValue(-4.0); |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
104 |
HbStyle::setItemName(mFrame, "frame"); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
105 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
106 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
107 |
|
16d8024aca5e
Revision: 201011
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parents:
diff
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|
108 |
if (action) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
109 |
if (!textItem) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
110 |
textItem = q->style()->createPrimitive(HbStyle::P_MenuItem_text, q); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
111 |
textItem->setAcceptedMouseButtons(Qt::NoButton); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
112 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
113 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
114 |
} else if (textItem){ |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
115 |
delete textItem; |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
116 |
textItem = 0; |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
117 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
118 |
} |
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Revision: 201011
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parents:
diff
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|
119 |
|
16d8024aca5e
Revision: 201011
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parents:
diff
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|
120 |
if (hbAction && hbAction->menu() && !action->isSeparator()) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
121 |
if (!arrowItem) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
122 |
arrowItem = q->style()->createPrimitive(HbStyle::P_MenuItem_submenuindicator, q); |
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Revision: 201011
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parents:
diff
changeset
|
123 |
q->style()->updatePrimitive(arrowItem, HbStyle::P_MenuItem_submenuindicator, &option); |
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Revision: 201011
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parents:
diff
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|
124 |
arrowItem->setAcceptedMouseButtons(Qt::NoButton); |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
125 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
126 |
} |
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Revision: 201011
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parents:
diff
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|
127 |
} else if (arrowItem){ |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
128 |
delete arrowItem; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
129 |
arrowItem = 0; |
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Revision: 201011
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parents:
diff
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|
130 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
131 |
} |
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Revision: 201011
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parents:
diff
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|
132 |
|
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Revision: 201011
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parents:
diff
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|
133 |
if (action && action->isCheckable() && !action->isSeparator()) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
134 |
if (!checkItem) { |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
135 |
checkItem = q->style()->createPrimitive(HbStyle::P_MenuItem_checkindicator, q); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
136 |
checkItem->setAcceptedMouseButtons(Qt::NoButton); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
137 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
138 |
} |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
139 |
} else if (checkItem) { |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
140 |
delete checkItem; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
141 |
checkItem = 0; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
142 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
143 |
} |
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Revision: 201011
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parents:
diff
changeset
|
144 |
|
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
145 |
if (action && action->isSeparator()) { |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
146 |
if (!separatorItem) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
147 |
separatorItem = q->style()->createPrimitive(HbStyle::P_MenuItem_separator, q); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
148 |
separatorItem->setAcceptedMouseButtons(Qt::NoButton); |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
149 |
q->style()->updatePrimitive(separatorItem, HbStyle::P_MenuItem_separator, &option); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
150 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
151 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
152 |
} else if (separatorItem){ |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
153 |
delete separatorItem; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
154 |
separatorItem = 0; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
155 |
repolishNeeded = true; |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
156 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
157 |
return repolishNeeded; |
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Revision: 201011
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parents:
diff
changeset
|
158 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
159 |
|
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
160 |
void HbMenuItemPrivate::_q_updateItem(bool forcedUpdate) |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
161 |
{ |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
162 |
Q_Q(HbMenuItem); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
163 |
if (!action) |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
164 |
return; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
165 |
HbStyleOptionMenuItem option; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
166 |
q->initStyleOption(&option); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
167 |
bool isRepolishNeeded = createPrimitives(option); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
168 |
HbTextItem *item = qgraphicsitem_cast<HbTextItem *>(textItem); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
169 |
if (item && item->text() != action->text()) { |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
170 |
item->setText(action->text()); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
171 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
172 |
if (checkItem && (mChecked != option.checked || forcedUpdate)) { |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
173 |
q->style()->updatePrimitive(checkItem, HbStyle::P_MenuItem_checkindicator, &option); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
174 |
mChecked = option.checked; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
175 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
176 |
if (action->isEnabled() != q->isEnabled() || forcedUpdate) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
177 |
q->setEnabled(action->isEnabled()); |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
178 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
179 |
|
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
180 |
if ((isRepolishNeeded && polished) || forcedUpdate) { |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
181 |
q->repolish(); |
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Revision: 201011
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parents:
diff
changeset
|
182 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
183 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
184 |
|
6
c3690ec91ef8
Revision: 201023
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
2
diff
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|
185 |
/*! |
0
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
186 |
Constructs a new HbMenuItem with \a action and \a parent. Ownership of the |
16d8024aca5e
Revision: 201011
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parents:
diff
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|
187 |
\a action remains on it's parent. |
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Revision: 201011
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parents:
diff
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|
188 |
*/ |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
189 |
HbMenuItem::HbMenuItem(HbMenu *menu, QGraphicsItem *parent) |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
190 |
: HbWidget(*new HbMenuItemPrivate(), parent) |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
191 |
{ |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
192 |
|
16d8024aca5e
Revision: 201011
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parents:
diff
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|
193 |
Q_D(HbMenuItem); |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
194 |
|
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Revision: 201011
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parents:
diff
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|
195 |
d->q_ptr = this; |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
196 |
d->menu = menu; |
1
f7ac710697a9
Revision: 201015
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parents:
0
diff
changeset
|
197 |
grabGesture(Qt::TapGesture); |
f7ac710697a9
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
198 |
setAcceptedMouseButtons (Qt::NoButton); |
0
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
199 |
} |
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Revision: 201011
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parents:
diff
changeset
|
200 |
|
6
c3690ec91ef8
Revision: 201023
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
2
diff
changeset
|
201 |
/*! |
0
16d8024aca5e
Revision: 201011
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parents:
diff
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|
202 |
Destructs the menu item. |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
203 |
*/ |
16d8024aca5e
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
204 |
HbMenuItem::~HbMenuItem() |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
205 |
{ |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
206 |
} |
16d8024aca5e
Revision: 201011
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parents:
diff
changeset
|
207 |
|
6
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/*! |
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Returns the action representing this menu item. |
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*/ |
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QAction* HbMenuItem::action() const |
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{ |
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Q_D(const HbMenuItem); |
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return d->action; |
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} |
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/*! |
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Returns the menu which handles this item. |
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*/ |
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HbMenu* HbMenuItem::menu() const |
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{ |
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Q_D(const HbMenuItem); |
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return d->menu; |
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} |
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/*! |
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\reimp |
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*/ |
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void HbMenuItem::initStyleOption(HbStyleOptionMenuItem *option) const |
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{ |
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Q_D(const HbMenuItem); |
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HbWidget::initStyleOption(option); |
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|
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Q_ASSERT(option); |
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if (d->action) { |
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option->text = d->action->text(); |
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option->separator = d->action->isSeparator(); |
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option->checkable = d->action->isCheckable(); |
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option->checked = d->action->isChecked(); |
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option->arrow = false; |
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HbAction *hbAction = qobject_cast<HbAction *>(d->action); |
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if (hbAction) { |
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option->arrow = hbAction->menu(); |
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} |
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} |
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} |
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|
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/*! |
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\reimp |
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*/ |
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void HbMenuItem::changeEvent(QEvent *event) |
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{ |
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HbWidget::changeEvent(event); |
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if (event->type() == QEvent::LayoutDirectionChange) { |
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Q_D(HbMenuItem); |
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if (d->polished) |
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repolish(); |
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} |
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else if (event->type() == HbEvent::ThemeChanged) { |
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Q_D(HbMenuItem); |
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d->_q_updateItem(); |
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} |
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} |
1
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#ifdef HB_GESTURE_FW |
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void HbMenuItem::gestureEvent(QGestureEvent *event) |
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{ |
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//Q_D(HbMenuItem); |
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if(QTapGesture *gesture = qobject_cast<QTapGesture *>(event->gesture(Qt::TapGesture))) { |
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if (gesture->state() == Qt::GestureStarted) { |
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// Tactile feedback |
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HbWidgetFeedback::triggered(this, Hb::InstantPressed); |
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|
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pressStateChanged(true); |
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event->accept(); |
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} else if (gesture->state() == Qt::GestureFinished) { |
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HbWidgetFeedback::triggered(this, Hb::InstantReleased); |
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pressStateChanged(false); |
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event->accept(); |
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HbMenuPrivate::d_ptr(menu())->_q_triggerAction(this); |
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} else if (gesture->state() == Qt::GestureCanceled) { |
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pressStateChanged(false); |
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} |
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} |
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} |
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#endif |
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/*! |
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Sets the action,which is represented by the menu item. |
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*/ |
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void HbMenuItem::setAction(QAction *action) |
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{ |
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Q_D(HbMenuItem); |
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bool actionChanged = d->action != action; |
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if (d->action && actionChanged){ |
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disconnect(d->action, SIGNAL(changed()), this, SLOT(_q_updateItem())); |
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} |
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if (actionChanged) { |
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d->action = action; |
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d->_q_updateItem(); |
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connect(d->action, SIGNAL(changed()), this, SLOT(_q_updateItem())); |
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} |
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else if (!actionChanged && d->mRecycled){ |
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d->_q_updateItem(true); |
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connect(d->action, SIGNAL(changed()), this, SLOT(_q_updateItem())); |
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d->mRecycled = false; |
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} |
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|
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} |
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|
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/*! |
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This is for convienience.This functionality can be internal to menu item |
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also and cal be done by following changed() signal emitted from action.But this gives more precise |
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control for menu container.This is called when action has been made invisible and |
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container recycles the item. |
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*/ |
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void HbMenuItem::recycleItem() |
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{ |
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Q_D(HbMenuItem); |
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d->mRecycled = true; |
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if (d->action){ |
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disconnect(d->action, SIGNAL(changed()), this, SLOT(_q_updateItem())); |
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} |
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} |
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325 |
|
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bool HbMenuItem::checkboxExists() |
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327 |
{ |
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Q_D(HbMenuItem); |
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return (d->checkItem != 0); |
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} |
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331 |
|
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bool HbMenuItem::submenuExists() |
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333 |
{ |
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Q_D(HbMenuItem); |
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return (d->arrowItem != 0); |
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} |
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337 |
|
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bool HbMenuItem::separatorExists() |
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{ |
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Q_D(HbMenuItem); |
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return (d->separatorItem != 0); |
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} |
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343 |
|
6
c3690ec91ef8
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344 |
/*! |
0
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Returns the type of the menu where menu item belongs. |
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*/ |
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HbMenu::MenuType HbMenuItem::menuType() const |
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{ |
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Q_D(const HbMenuItem); |
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if (d->menu) { |
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return menu()->menuType(); |
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} else { |
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return HbMenu::ContextMenu; |
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} |
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} |
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356 |
|
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357 |
/*! |
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\creates and updates the focusitem primitive |
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when menu item has been pressed |
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*/ |
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void HbMenuItem::pressStateChanged(bool value) |
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{ |
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Q_D(HbMenuItem); |
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|
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if (value) { |
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if (!d->mFocusItem) { |
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d->mFocusItem = style()->createPrimitive(HbStyle::P_MenuItem_focus, this); |
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} |
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HbStyleOptionMenuItem option; |
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initStyleOption(&option); |
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style()->updatePrimitive(d->mFocusItem, HbStyle::P_MenuItem_focus,&option); |
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HbStyle::setItemName(d->mFocusItem,"focus-indicator"); |
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d->mFocusItem->setZValue(-1.0); |
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HbFrameItem *focusItem = qgraphicsitem_cast<HbFrameItem*>(d->mFocusItem); |
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if(focusItem){ |
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focusItem->setGeometry(boundingRect()); |
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} |
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} else if (d->mFocusItem){ |
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delete d->mFocusItem; |
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d->mFocusItem = 0; |
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} |
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} |
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383 |
|
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#include "moc_hbmenuitem_p.cpp" |