阻抗弹窗

ZBD_IIIDL_S_Project/release/QtQuick/Controls/Private/MenuContentScroller.qml

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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 Controls 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 QtQuick.Controls 1.2
+import QtQuick.Controls.Private 1.0
+
+MouseArea {
+    id: scrollIndicator
+    property int direction: 0
+
+    anchors {
+        top: direction === Qt.UpArrow ? parent.top : undefined
+        bottom: direction === Qt.DownArrow ? parent.bottom : undefined
+    }
+
+    hoverEnabled: visible && Settings.hoverEnabled
+    height: scrollerLoader.height
+    width: parent.width
+
+    Loader {
+        id: scrollerLoader
+
+        width: parent.width
+        sourceComponent: scrollIndicatorStyle
+        // Extra property values for desktop style
+        property var __menuItem: null
+        property var styleData: {
+            "index": -1,
+            "type": MenuItemType.ScrollIndicator,
+            "text": "",
+            "selected": scrollIndicator.containsMouse,
+            "scrollerDirection": scrollIndicator.direction,
+            "checkable": false,
+            "checked": false,
+            "enabled": true
+        }
+    }
+
+    Timer {
+        interval: 100
+        repeat: true
+        triggeredOnStart: true
+        running: parent.containsMouse
+        onTriggered: scrollABit()
+    }
+}