| /**************************************************************************** |
| ** |
| ** 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. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
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| ** |
| ** 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 |
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| ****************************************************************************/ |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| import QtQuick 2.5 |
| import QtQuick.Controls 1.4 |
| import QtQuick.Controls.Styles 1.4 |
| import QtQuick.Controls.Private 1.0 |
| |
| /*! |
| \qmltype TreeViewItemDelegateLoader |
| \internal |
| \qmlabstract |
| \inqmlmodule QtQuick.Controls.Private |
| */ |
| |
| TableViewItemDelegateLoader { |
| id: itemDelegateLoader |
| |
| /* \internal */ |
| readonly property int __itemIndentation: __style && __index === 0 |
| ? __style.__indentation * (styleData.depth + 1) : 0 |
| /* \internal */ |
| property TreeModelAdaptor __treeModel: null |
| |
| // Exposed to the item delegate |
| styleData: QtObject { |
| readonly property int row: __rowItem ? __rowItem.rowIndex : -1 |
| readonly property int column: __index |
| readonly property int elideMode: __column ? __column.elideMode : Text.ElideLeft |
| readonly property int textAlignment: __column ? __column.horizontalAlignment : Text.AlignLeft |
| readonly property bool selected: __rowItem ? __rowItem.itemSelected : false |
| readonly property bool hasActiveFocus: __rowItem ? __rowItem.activeFocus : false |
| readonly property bool pressed: __mouseArea && row === __mouseArea.pressedRow && column === __mouseArea.pressedColumn |
| readonly property color textColor: __rowItem ? __rowItem.itemTextColor : "black" |
| readonly property string role: __column ? __column.role : "" |
| readonly property var value: model && model.hasOwnProperty(role) ? model[role] : "" |
| readonly property var index: model ? model["_q_TreeView_ModelIndex"] : __treeModel.index(-1,-1) |
| readonly property int depth: model && column === 0 ? model["_q_TreeView_ItemDepth"] : 0 |
| readonly property bool hasChildren: model ? model["_q_TreeView_HasChildren"] : false |
| readonly property bool hasSibling: model ? model["_q_TreeView_HasSibling"] : false |
| readonly property bool isExpanded: model ? model["_q_TreeView_ItemExpanded"] : false |
| } |
| |
| onLoaded: { |
| item.x = Qt.binding(function() { return __itemIndentation}) |
| item.width = Qt.binding(function() { return width - __itemIndentation }) |
| } |
| |
| Loader { |
| id: branchDelegateLoader |
| active: __model !== undefined |
| && __index === 0 |
| && styleData.hasChildren |
| visible: itemDelegateLoader.width > __itemIndentation |
| sourceComponent: __style && __style.__branchDelegate || null |
| anchors.right: parent.item ? parent.item.left : undefined |
| anchors.rightMargin: __style.__indentation > width ? (__style.__indentation - width) / 2 : 0 |
| anchors.verticalCenter: parent.verticalCenter |
| property QtObject styleData: itemDelegateLoader.styleData |
| onLoaded: if (__rowItem) __rowItem.branchDecoration = item |
| } |
| } |