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64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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#include "EditorCommonAPI.h"
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#include "IEditor.h"
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#include <WinWidget/WinWidgetManager.h>
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#include <Core/QtEditorApplication.h>
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#include <QWidget>
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namespace WinWidget
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{
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template<class TWidget>
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bool RegisterWinWidget()
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{
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static QWidget* winWidget {nullptr}; // Must declare outside of lambda
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WinWidget::WinWidgetManager::WinWidgetCreateCall createCall = []() -> QWidget*
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{
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if (!winWidget)
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{
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winWidget = new QWidget(GetIEditor()->GetEditorMainWindow());
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}
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// Ensure only one instance of each window type exists
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QList<TWidget*> existingWidgets = winWidget->findChildren<TWidget*>();
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if (existingWidgets.size() > 0) // Note that the list should contain 0 or 1 entries
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{
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if (existingWidgets.first()->isVisible())
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{
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return nullptr; // TWidget type already in use - continue using it and don't create another
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}
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delete existingWidgets.first(); // Closed TWidget - remove
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}
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TWidget* createWidget = new TWidget(winWidget);
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createWidget->Display();
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return winWidget;
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};
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return GetIEditor()->GetWinWidgetManager()->RegisterWinWidget(TWidget::GetWWId(), createCall);
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}
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template<class TWidget>
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void UnregisterWinWidget()
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{
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GetIEditor()->GetWinWidgetManager()->UnregisterWinWidget(TWidget::GetWWId());
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}
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}
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