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0001 // ct_lvtcgn_codegentreemodel.h                                       -*-C++-*-
0002 
0003 /*
0004 // Copyright 2023 Codethink Ltd <codethink@codethink.co.uk>
0005 // SPDX-License-Identifier: Apache-2.0
0006 //
0007 // Licensed under the Apache License, Version 2.0 (the "License");
0008 // you may not use this file except in compliance with the License.
0009 // You may obtain a copy of the License at
0010 //
0011 //     http://www.apache.org/licenses/LICENSE-2.0
0012 //
0013 // Unless required by applicable law or agreed to in writing, software
0014 // distributed under the License is distributed on an "AS IS" BASIS,
0015 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0016 // See the License for the specific language governing permissions and
0017 // limitations under the License.
0018 */
0019 
0020 #ifndef _CT_LVTCGN_COGEDENTREEMODEL_H_INCLUDED
0021 #define _CT_LVTCGN_COGEDENTREEMODEL_H_INCLUDED
0022 
0023 #include <lvtcgn_gui_export.h>
0024 
0025 #include <QList>
0026 #include <QStandardItemModel>
0027 #include <QVariant>
0028 
0029 namespace Codethink::lvtcgn::mdl {
0030 class ICodeGenerationDataProvider;
0031 class IPhysicalEntityInfo;
0032 } // namespace Codethink::lvtcgn::mdl
0033 
0034 namespace Codethink::lvtcgn::gui {
0035 
0036 enum CodeGenerationDataRole { EntityNameRole = Qt::UserRole, InfoReferenceRole = Qt::UserRole + 1 };
0037 
0038 class LVTCGN_GUI_EXPORT CodeGenerationEntitiesTreeModel : public QStandardItemModel {
0039   public:
0040     enum class RecursiveExec { ContinueSearch, StopSearch };
0041 
0042     explicit CodeGenerationEntitiesTreeModel(mdl::ICodeGenerationDataProvider& dataProvider, QObject *parent = 0);
0043     void refreshContents();
0044     void recursiveExec(std::function<RecursiveExec(QStandardItem *)> f);
0045 
0046   private:
0047     void populateItemAndChildren(mdl::IPhysicalEntityInfo& info, QStandardItem *parent);
0048     void updateAllChildrenState(QStandardItem *item);
0049     void updateParentState(QStandardItem *item);
0050 
0051     mdl::ICodeGenerationDataProvider& dataProvider;
0052 
0053     bool itemChangedCascadeUpdate = true;
0054     // Helper boolean to control cascade updates in the itemChanged signal
0055 };
0056 
0057 } // namespace Codethink::lvtcgn::gui
0058 
0059 #endif