126 lines
4.0 KiB
QML
126 lines
4.0 KiB
QML
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/*
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* Copyright (C) 2011 by Daker Fernandes Pinheiro <dakerfp@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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import QtQuick 1.1
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import org.kde.plasma.core 0.1 as PlasmaCore
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Item {
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id: scrollDecorator
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// Common API
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property Flickable flickableItem: null
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// Plasma API
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property int orientation: Qt.Horizontal
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property bool inverted: false
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// Convinience API
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property bool _isVertical: orientation == Qt.Vertical
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property bool _inverted: _isVertical ?
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!scrollDecorator.inverted : scrollDecorator.inverted
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property alias _value: range.value
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implicitWidth: _isVertical ? 22 : 200
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implicitHeight: _isVertical ? 200 : 22
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visible: flickableItem && handle.width < contents.width
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Item {
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width: _isVertical ? scrollDecorator.height : scrollDecorator.width
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height: _isVertical ? scrollDecorator.width : scrollDecorator.height
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rotation: _isVertical ? -90 : 0
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anchors.centerIn: parent
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PlasmaCore.Svg {
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id: scrollDecoratorSvg
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imagePath: "widgets/scrollDecorator"
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}
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Item {
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id: contents
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anchors.fill: parent
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PlasmaCore.RangeModel {
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id: range
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minimumValue: 0
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maximumValue: {
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var diff;
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if (_isVertical)
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diff = flickableItem.contentHeight - flickableItem.height;
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else
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diff = flickableItem.contentWidth - flickableItem.width;
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return Math.max(0, diff);
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}
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stepSize: 0.0
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inverted: _inverted
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positionAtMinimum: 0 + handle.width / 2
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positionAtMaximum: contents.width - handle.width / 2
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value: _isVertical ? flickableItem.contentY : flickableItem.contentX
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}
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PlasmaCore.FrameSvgItem {
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id: handle
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x: range.position
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transform: Translate { x: - handle.width / 2 }
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anchors.verticalCenter: parent.verticalCenter
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width: {
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var ratio;
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if (_isVertical)
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ratio = flickableItem.visibleArea.heightRatio;
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else
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ratio = flickableItem.visibleArea.widthRatio;
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return ratio * parent.width;
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}
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height: parent.height - margins.top // TODO: check mergin
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imagePath: "widgets/scrollbar"
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prefix: "slider"
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opacity: flickableItem && flickableItem.flicking ? 1 : 0
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Connections {
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target: flickableItem
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onMovementStarted: handle.opacity = 1
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onMovementEnded: opacityAnimation.start()
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}
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Behavior on x {
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PropertyAnimation {
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duration: 150
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easing.type: Easing.OutSine
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}
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}
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PropertyAnimation {
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id: opacityAnimation
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target: handle
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property: "opacity"
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from: 1; to: 0
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duration: 500
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easing.type: Easing.Linear
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}
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}
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}
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}
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}
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