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Diffstat (limited to 'src/controls/Styles/Base/DelayButtonStyle.qml')
| -rw-r--r-- | src/controls/Styles/Base/DelayButtonStyle.qml | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/src/controls/Styles/Base/DelayButtonStyle.qml b/src/controls/Styles/Base/DelayButtonStyle.qml new file mode 100644 index 00000000..447932b7 --- /dev/null +++ b/src/controls/Styles/Base/DelayButtonStyle.qml @@ -0,0 +1,230 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Quick Extras module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.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 {QtQuick.Controls.Styles::ButtonStyle::label}{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 + fast: true + // QTBUG-33747 +// cached: !control.pressed + radius: 4 + samples: radius * 2 + 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 + } + } +} |