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author | Jerome Pasion <jerome.pasion@nokia.com> | 2011-03-09 16:37:37 (GMT) |
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committer | Jerome Pasion <jerome.pasion@nokia.com> | 2011-03-09 16:37:37 (GMT) |
commit | 421a9648767f8de54cf2b9460aaf15d754f5dccd (patch) | |
tree | b4b533269069bc3245b3be21869e6789a00de006 /demos/mobile/guitartuner/src/mycomponents/Adjuster.qml | |
parent | 19a485bd205690561b91d6bdf4c2e5310511d075 (diff) | |
download | Qt-421a9648767f8de54cf2b9460aaf15d754f5dccd.zip Qt-421a9648767f8de54cf2b9460aaf15d754f5dccd.tar.gz Qt-421a9648767f8de54cf2b9460aaf15d754f5dccd.tar.bz2 |
Adding quickhit and guitartuner mobile demos.
Diffstat (limited to 'demos/mobile/guitartuner/src/mycomponents/Adjuster.qml')
-rw-r--r-- | demos/mobile/guitartuner/src/mycomponents/Adjuster.qml | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/demos/mobile/guitartuner/src/mycomponents/Adjuster.qml b/demos/mobile/guitartuner/src/mycomponents/Adjuster.qml new file mode 100644 index 0000000..342e6f7 --- /dev/null +++ b/demos/mobile/guitartuner/src/mycomponents/Adjuster.qml @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** 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 QtDeclarative 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 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 1.0 +import "adjustbars.js" as AdjustBars + +/* A barchart-like adjuster component. */ +Rectangle { + id: adjuster + + property real max: 100 + property real value: 0 + property bool created: false + + signal valueChanged(real value) + signal focusChangedByClick() + signal arrowPressedWhenValueOverLimits() + + function setValue(pValue) { + value = pValue; + AdjustBars.fillBars(value/max*AdjustBars.maxBars); + valueChanged(value); + } + + height: 60; width: 300 + color: "transparent" + Keys.onRightPressed: { + var val = value+max/AdjustBars.maxBars; + if (val <= max) { + value = val; + AdjustBars.fillBars(value/max*AdjustBars.maxBars); + valueChanged(value); + } + else { + arrowPressedWhenValueOverLimits() + } + } + Keys.onLeftPressed: { + var val = value-max/AdjustBars.maxBars; + if (0 <= val) { + value = val; + AdjustBars.fillBars(value/max*AdjustBars.maxBars); + valueChanged(value); + } + else { + arrowPressedWhenValueOverLimits() + } + } + Component.onCompleted: { + AdjustBars.createBars(); + AdjustBars.fillBars(value/max*AdjustBars.maxBars); + created = true; + } + Component.onDestruction: { + AdjustBars.destroyBars; + } + //Dynamic objects have to be recreated when the window size changes. + onWidthChanged: { + if (created) { + AdjustBars.destroyBars(); + AdjustBars.createBars(); + AdjustBars.fillBars(value/max*AdjustBars.maxBars); + } + } + onHeightChanged: { + if (created) { + AdjustBars.destroyBars(); + AdjustBars.createBars(); + AdjustBars.fillBars(value/max*AdjustBars.maxBars); + } + } + + MouseArea { + anchors.fill: parent + onPositionChanged: { + focusChangedByClick(); + var val = mouse.x/parent.width*parent.max; + if (0 < val && val < max) { + parent.value = val; + AdjustBars.fillBars(parent.value/parent.max*AdjustBars.maxBars); + valueChanged(parent.value); + } + } + onClicked: { + focusChangedByClick(); + var val = mouse.x/parent.width*parent.max; + if (0 < val && val < max) { + parent.value = val; + AdjustBars.fillBars(parent.value/parent.max*AdjustBars.maxBars); + valueChanged(parent.value); + } + } + } +} |