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Diffstat (limited to 'src/controls/ProgressBar.qml')
| -rw-r--r-- | src/controls/ProgressBar.qml | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/controls/ProgressBar.qml b/src/controls/ProgressBar.qml new file mode 100644 index 00000000..38193654 --- /dev/null +++ b/src/controls/ProgressBar.qml @@ -0,0 +1,140 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Quick Controls module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 2.1 +import QtQuick.Controls 1.0 +import QtQuick.Controls.Private 1.0 +import "Styles/Settings.js" as Settings + +/*! + \qmltype ProgressBar + \inqmlmodule QtQuick.Controls 1.0 + \ingroup controls + \brief A progress indicator. + + The ProgressBar is used to give an indication of the progress of an operation. + \l value is updated regularly and must be between \l minimumValue and \l maximumValue. + +*/ + +Control { + id: progressbar + + /*! This property holds the progress bar's current value. + Attempting to change the current value to one outside the minimum-maximum + range has no effect on the current value. + The default value is \c 0 + */ + property real value: 0 + + /*! This property is the progress bar's minimum value + The \l value is clamped to this value. + The default value is \c 0 + */ + property real minimumValue: 0 + + /*! This property is the progress bar's maximum value + The \l value is clamped to this value. + If maximumValue is smaller than \l minimumValue, \l minimumValue will be enforced. + The default value is \c 1 + */ + property real maximumValue: 1 + + /*! This property toggles indeterminate mode. + When the actual progress is unknown, use this option. + The progress bar will be animated as a busy indicator instead. + The default value is \c false + */ + property bool indeterminate: false + + /*! \qmlproperty enumeration orientation + + This property holds the orientation of the progress bar. + + \list + \li Qt.Horizontal - Horizontal orientation. (Default) + \li Qt.Vertical - Vertical orientation. + \endlist + */ + property int orientation: Qt.Horizontal + + /*! \internal */ + style: Qt.createComponent(Settings.THEME_PATH + "/ProgressBarStyle.qml", progressbar) + + /*! \internal */ + property bool __initialized: false + /*! \internal */ + onMaximumValueChanged: setValue(value) + /*! \internal */ + onMinimumValueChanged: setValue(value) + /*! \internal */ + onValueChanged: if (__initialized) setValue(value) + /*! \internal */ + Component.onCompleted: { + __initialized = true; + setValue(value) + } + + activeFocusOnTab: false + + Accessible.role: Accessible.ProgressBar + Accessible.name: value + + implicitWidth: orientation === Qt.Horizontal ? 200 : (__panel ? __panel.implicitHeight : 0) + implicitHeight: orientation === Qt.Horizontal ? (__panel ? __panel.implicitHeight : 0) : 200 + + /* \internal */ + function setValue(v) { + var newval = parseFloat(v) + if (!isNaN(newval)) { + // we give minimumValue priority over maximum if they are inconsistent + if (newval > maximumValue) { + if (maximumValue >= minimumValue) + newval = maximumValue; + else + newval = minimumValue + } else if (v < minimumValue) { + newval = minimumValue + } + if (value !== newval) + value = newval + } + } +} |