--- /dev/null
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** 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 Nokia Corporation 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 1.1
+import "." 1.1
+
+Item {
+ id: root
+
+ Component.onCompleted: priv.layoutChildren()
+ onChildrenChanged: priv.layoutChildren()
+ onWidthChanged: priv.layoutChildren()
+ onHeightChanged: priv.layoutChildren()
+
+ Keys.onPressed: {
+ if (event.key == Qt.Key_Right || event.key == Qt.Key_Left) {
+ if (event.key == Qt.Key_Right || priv.mirrored) {
+ var oldIndex = priv.currentButtonIndex()
+ if (oldIndex != root.children.length - 1) {
+ priv.tabGroup.currentTab = root.children[oldIndex + 1].tab
+ event.accepted = true
+ }
+ } else if (event.key == Qt.Key_Left || priv.mirrored) {
+ var oldIndex = priv.currentButtonIndex()
+ if (oldIndex != 0) {
+ priv.tabGroup.currentTab = root.children[oldIndex - 1].tab
+ event.accepted = true
+ }
+ }
+ }
+ }
+
+ focus: true
+
+ QtObject {
+ id: priv
+ property Item firstButton: root.children.length > 0 ? root.children[0] : null
+ property Item firstTab: firstButton ? (firstButton.tab != null ? firstButton.tab : null) : null
+ property Item tabGroup: firstTab ? (firstTab.parent ? firstTab.parent.parent : null) : null
+ property bool mirrored: root.LayoutMirroring.enabled
+
+ onMirroredChanged: layoutChildren()
+
+ function currentButtonIndex() {
+ for (var i = 0; i < root.children.length; ++i) {
+ if (root.children[i].tab == tabGroup.currentTab)
+ return i
+ }
+ return -1
+ }
+
+ function layoutChildren() {
+ var childCount = root.children.length
+ var contentWidth = 0
+ var contentHeight = 0
+ if (childCount != 0) {
+ var itemWidth = root.width / childCount
+ var itemIndex = mirrored ? childCount - 1 : 0
+ var increment = mirrored ? - 1 : 1
+
+ for (var i = 0; i < childCount; ++i, itemIndex += increment) {
+ var child = root.children[itemIndex]
+ child.x = i * itemWidth
+ child.y = 0
+ child.width = itemWidth
+ child.height = root.height
+
+ if (child.implicitWidth != undefined) {
+ contentWidth = Math.max(contentWidth, child.implicitWidth * childCount)
+ contentHeight = Math.max(contentHeight, child.implicitHeight)
+ }
+ }
+ }
+ root.implicitWidth = contentWidth
+ root.implicitHeight = contentHeight
+ }
+ }
+}