plasma-framework/declarativeimports/plasmacomponents/qml/BusyIndicator.qml

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/*
* Copyright (C) 2010 by Artur Duque de Souza <asouzakde.org>
* Copyright (C) 2011 by Daker Fernandes Pinheiro <dakerfp@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
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/**Documented API
Inherits:
Item
Imports:
org.kde.plasma.core
QtQuick 1.1
Description:
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It is just a simple Busy Indicator, it is used to indicate a task which duration is unknown. If the task duration/number of steps is known, a ProgressBar should be used instead.
TODO An image has to be added!
Properties:
bool running:
This property holds whether the busy animation is running.
The default value is false.
bool smoothAnimation:
Set this property if you don't want to apply a filter to smooth
the busy icon while animating.
Smooth filtering gives better visual quality, but is slower.
The default value is true.
**/
import QtQuick 1.1
import org.kde.plasma.core 0.1 as PlasmaCore
Item {
id: busy
// Common API
property bool running: false
// Plasma API
property bool smoothAnimation: true
implicitWidth: 52
implicitHeight: 52
// Should use animation's pause to keep the
// rotation smooth when running changes but
// it has lot's of side effects on
// initialization.
onRunningChanged: {
rotationAnimation.from = rotation;
rotationAnimation.to = rotation + 360;
}
RotationAnimation on rotation {
id: rotationAnimation
from: 0
to: 360
duration: 1500
running: busy.running
loops: Animation.Infinite
}
PlasmaCore.SvgItem {
id: widget
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svg: PlasmaCore.Svg { imagePath: "widgets/busywidget" }
elementId: "busywidget"
anchors.centerIn: parent
width: busy.width
height: busy.height
smooth: !running || smoothAnimation
}
}