Steve Pham
b4a2edec6a
* Final update copyright headers to reference license files at the repo root Signed-off-by: spham <spham@amazon.com> * Fix copyright validator unit tests to support the stale O3DE header scenario Signed-off-by: spham <spham@amazon.com>
59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project. For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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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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