diff options
Diffstat (limited to 'src/imports/controls/StackView.js')
-rw-r--r-- | src/imports/controls/StackView.js | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/imports/controls/StackView.js b/src/imports/controls/StackView.js new file mode 100644 index 00000000..37e2066d --- /dev/null +++ b/src/imports/controls/StackView.js @@ -0,0 +1,63 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Quick Controls module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPLv3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +var stackView = []; + +function push(p) +{ + if (!p) + return + stackView.push(p) + __depth++ + return p +} + +function pop() +{ + if (stackView.length === 0) + return null + var p = stackView.pop() + __depth-- + return p +} + +function current() +{ + if (stackView.length === 0) + return null + return stackView[stackView.length-1] +} + |