ModelSelectionTree.h

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/*--------------------------------------------------------------------------------------------
Copyright (c) 2019, NDEVR LLC
tyler.parke@ndevr.org
  __    __   ____     _____ __     __  _______
 |  \  |  | |  __ \  |  ___|\ \   / / |   __  \
 |   \ |  | | |  \ \ | |___  \ \ / /  |  |__)  |
 |  . \|  | | |__/ / | |___   \ V /   |   _   /
 |  |\    |_|_____/__|_____|___\_/____|  | \  \
 |__| \__________________________________|  \__\
 
Subject to the terms of the Enterprise+ Agreement, NDEVR hereby grants 
Licensee a limited, non-exclusive, non-transferable, royalty-free license 
(without the right to sublicense) to use the API solely for the purpose of 
Licensee's internal development efforts to develop applications for which 
the API was provided.
 
The above copyright notice and this permission notice shall be included in all 
copies or substantial portions of the Software.
 
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
 
Library: NDEVR
File: ModelSelectionTree
Included in API: True
Author(s): Tyler Parke
 *-----------------------------------------------------------------------------------------**/
#pragma once
#include "DLLInfo.h"
#include <NDEVR/Buffer.h>
#include <NDEVR/UUID.h>
#include <QTreeView>
class QTreeWidgetItem;
namespace NDEVR
{
    class String;
    class QTModelManagerView;
    class Log;
    class QTModelManager;
    class ProxyModelViewFilter;
    class Button;
    class TranslatedString;
    class NDEVR_API ModelSelectionTree : public QTreeView
    {
        Q_OBJECT
    public:
        explicit ModelSelectionTree(QWidget* parent = nullptr);
        explicit ModelSelectionTree(QTModelManager* manager, QWidget* parent = nullptr);
        explicit ModelSelectionTree(ProxyModelViewFilter* manager, bool owns_filter, QWidget* parent = nullptr);
        virtual ~ModelSelectionTree();
        void setModelManager(QTModelManager* manager);
        void setFilter(ProxyModelViewFilter* filter, bool owns_filter);
        QTModelManager* manager() const;
        bool event(QEvent* e) override;
        Buffer<UUID> getSelectedModelRoots() const;
        Buffer<UUID> getModelRoots() const;
        void setSelectedModelRoots(const Buffer<UUID>& roots, bool only_visible_children);
        void expandSelected();
        void setHeader(const TranslatedString& header_title, const String& header_icon);
        void selectAllVisible();
        ProxyModelViewFilter* filter() const;
        void resizeEvent(QResizeEvent* size) override;
    protected:
        void setupFilter(ProxyModelViewFilter* filter);
    signals:
        void checkStateChanged();
    protected:
        void initialize();
    protected slots:
        void selectionChanged(const QItemSelection& selected, const QItemSelection&) override;
        void updateFocus(UUID id, bool focussed);
        void updateModel(UUID id);
 
        void updateSelection(UUID id, bool selected);
        void contextMenu(const QPoint &pos);
        void onExpandedSlot(const QModelIndex& index);
        void onCollapsedSlot(const QModelIndex& index);
        void clickedSlot(const QModelIndex &index);
    private:
        ProxyModelViewFilter* m_design_model = nullptr;
        Button* m_context_menu_button = nullptr;
        bool m_auto_expanding = false;
        bool m_owns_design_model = false;
    };
}