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+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Components project.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * 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.
+** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
+** of its contributors may be used to endorse or promote products derived
+** from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "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 THE COPYRIGHT
+** OWNER 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtQuick.Controls 1.0
+import QtQuick.Controls.Private 1.0
+import "Styles/Settings.js" as Settings
+
+/*!
+ \qmltype TabFrame
+ \inqmlmodule QtQuick.Controls 1.0
+ \ingroup navigation
+ \brief Represents a control that contains multiple items that share the same space on the screen.
+
+*/
+
+Item {
+ id: tabWidget
+ width: 100
+ height: 100
+
+ property int current: 0
+ property int count: 0
+ property bool frame: true
+ property bool tabsVisible: true
+ property string position: "North"
+ default property alias tabs : stack.children
+ property Component style: Qt.createComponent(Settings.THEME_PATH + "/TabFrameStyle.qml", tabWidget)
+ property var __styleItem: loader.item
+
+ onCurrentChanged: __setOpacities()
+ Component.onCompleted: __setOpacities()
+
+ function __setOpacities() {
+ var tabCount = 0;
+ for (var i = 0; i < stack.children.length; ++i) {
+ stack.children[i].visible = (i == current ? true : false)
+ // count real tabs - ignore for instance Repeater
+ if (stack.children[i].Accessible.role == Accessible.PageTab)
+ ++tabCount;
+ }
+ tabWidget.count = tabCount;
+ }
+
+ Component {
+ id: tabcomp
+ Tab {}
+ }
+
+ function addTab(component, title) {
+ var tab = tabcomp.createObject(this);
+ component.createObject(tab)
+ tab.parent = stack
+ tab.title = title
+ __setOpacities()
+ return tab
+ }
+
+ function removeTab(id) {
+ var tab = tabs[id]
+ tab.destroy()
+ if (current > 0)
+ current-=1
+ }
+
+ Loader {
+ id: loader
+ sourceComponent: style
+ property var control: tabWidget
+ }
+
+ Loader {
+ id: frameLoader
+
+ anchors.fill: parent
+ anchors.topMargin: tabbarItem && tabsVisible && position == "North" ? Math.max(0, tabbarItem.height - stack.baseOverlap) : 0
+ anchors.bottomMargin: tabbarItem && tabsVisible && position == "South" ? Math.max(0, tabbarItem.height - stack.baseOverlap) : 0
+ sourceComponent: frame && loader.item ? loader.item.frame : null
+ property var control: tabWidget
+
+ Item {
+ id: stack
+ anchors.fill: parent
+ anchors.margins: (frame ? frameWidth : 0)
+ anchors.topMargin: anchors.margins + (style =="mac" ? 6 : 0)
+ anchors.bottomMargin: anchors.margins + (style =="mac" ? 6 : 0)
+ property int frameWidth
+ property string style
+ property int baseOverlap
+ }
+ onLoaded: { item.z = -1 }
+ }
+
+ TabBar {
+ id: tabbarItem
+ tabFrame: tabWidget
+ style: loader.item
+ anchors.top: parent.top
+ anchors.left: tabWidget.left
+ anchors.right: tabWidget.right
+ }
+
+ states: [
+ State {
+ name: "South"
+ when: position == "South" && tabbarItem != undefined
+ PropertyChanges {
+ target: tabbarItem
+ anchors.topMargin: tabbarItem.height
+ }
+ AnchorChanges {
+ target: tabbarItem
+ anchors.top: undefined
+ anchors.bottom: tabWidget.bottom
+ }
+ }
+ ]
+}