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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Quick Extras module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 https://www.qt.io/terms-conditions. For further
** information use the contact form at https://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.LGPL3 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-3.0.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 (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.2
import QtGraphicalEffects 1.0
import QtQuick.Controls.Styles 1.4
import QtQuick.Extras 1.4
import QtQuick.Extras.Private.CppUtils 1.1
/*!
\qmltype DelayButtonStyle
\inqmlmodule QtQuick.Controls.Styles
\since 5.5
\ingroup controlsstyling
\brief Provides custom styling for DelayButton.
You can create a custom DelayButton by replacing the following delegates:
\list
\li \l foreground
\li \l {ButtonStyle::}{label}
\endlist
*/
CircularButtonStyle {
id: delayButtonStyle
/*!
The \l DelayButton that this style is attached to.
*/
readonly property DelayButton control: __control
/*!
The gradient of the progress bar around the button.
*/
property Gradient progressBarGradient: Gradient {
GradientStop {
position: 0
color: "#ff6666"
}
GradientStop {
position: 1
color: "#ff0000"
}
}
/*!
The color of the drop shadow under the progress bar.
*/
property color progressBarDropShadowColor: "#ff6666"
background: Item {
implicitWidth: __buttonHelper.implicitWidth
implicitHeight: __buttonHelper.implicitHeight
Canvas {
id: backgroundCanvas
anchors.fill: parent
Connections {
target: control
onPressedChanged: backgroundCanvas.requestPaint()
onCheckedChanged: backgroundCanvas.requestPaint()
}
onPaint: {
var ctx = getContext("2d");
__buttonHelper.paintBackground(ctx);
}
}
}
/*!
The foreground of the button.
The progress bar is drawn here.
*/
property Component foreground: Item {
id: foregroundItem
state: "normal"
states: [
State {
name: "normal"
PropertyChanges {
target: foregroundItem
opacity: 1
}
},
State {
name: "activated"
}
]
transitions: [
Transition {
from: "normal"
to: "activated"
SequentialAnimation {
loops: Animation.Infinite
NumberAnimation {
target: foregroundItem
property: "opacity"
from: 0.8
to: 0
duration: 500
easing.type: Easing.InOutSine
}
NumberAnimation {
target: foregroundItem
property: "opacity"
from: 0
to: 0.8
duration: 500
easing.type: Easing.InOutSine
}
}
}
]
Connections {
target: control
onActivated: state = "activated"
onCheckedChanged: if (!control.checked) state = "normal"
}
CircularProgressBar {
id: progressBar
visible: false
width: Math.min(parent.width, parent.height) + progressBarDropShadow.radius * 3 * 2
height: width
anchors.centerIn: parent
antialiasing: true
barWidth: __buttonHelper.outerArcLineWidth
inset: progressBarDropShadow.radius * 3
minimumValueAngle: -180
maximumValueAngle: 180
progress: control.progress
// TODO: Add gradient property if/when we drop support for building with 5.1.
function updateGradient() {
clearStops();
for (var i = 0; i < progressBarGradient.stops.length; ++i) {
addStop(progressBarGradient.stops[i].position, progressBarGradient.stops[i].color);
}
}
Component.onCompleted: updateGradient()
Connections {
target: delayButtonStyle
onProgressBarGradientChanged: progressBar.updateGradient()
}
}
DropShadow {
id: progressBarDropShadow
anchors.fill: progressBar
// QTBUG-33747
// cached: !control.pressed
color: progressBarDropShadowColor
source: progressBar
}
}
panel: Item {
implicitWidth: backgroundLoader.implicitWidth
implicitHeight: backgroundLoader.implicitHeight
Loader {
id: backgroundLoader
anchors.fill: parent
sourceComponent: background
}
Loader {
id: foregroundLoader
anchors.fill: parent
sourceComponent: foreground
}
Loader {
id: labelLoader
sourceComponent: label
anchors.fill: parent
anchors.leftMargin: padding.left
anchors.topMargin: padding.top
anchors.rightMargin: padding.right
anchors.bottomMargin: padding.bottom
}
}
}
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