Sandboxie/SandboxiePlus/MiscHelpers/Common/TreeItemModel.h

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#pragma once
#include "TreeViewEx.h"
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#include "../mischelpers_global.h"
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#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
bool MISCHELPERS_EXPORT operator < (const QVariant& l, const QVariant& r);
#endif
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class MISCHELPERS_EXPORT CTreeItemModel : public QAbstractItemModelEx
{
Q_OBJECT
public:
CTreeItemModel(QObject *parent = 0);
virtual ~CTreeItemModel();
void SetUseIcons(bool bUseIcons) { m_bUseIcons = bUseIcons; }
static void SetDarkMode(bool bDark) { m_DarkMode = bDark;}
//void CountItems();
QModelIndex FindIndex(const QVariant& ID);
void RemoveIndex(const QModelIndex &index);
int Count() const { return m_Map.count(); }
QVariant GetItemID(const QModelIndex& index) const;
QVariant Data(const QModelIndex &index, int role, int section) const;
// derived functions
virtual QVariant data(const QModelIndex &index, int role) const;
virtual bool setData(const QModelIndex &index, const QVariant &value, int role);
virtual Qt::ItemFlags flags(const QModelIndex &index) const;
virtual QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
virtual QModelIndex parent(const QModelIndex &index) const;
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const;
virtual int columnCount(const QModelIndex &parent = QModelIndex()) const = 0;
virtual QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const = 0;
public slots:
virtual void Clear();
signals:
void CheckChanged(const QVariant& ID, bool State);
void ToolTipCallback(const QVariant& ID, QString& ToolTip) const;
void Updated();
protected:
struct STreeNode
{
STreeNode(const QVariant& Id){
ID = Id;
Parent = NULL;
Row = 0;
//AllChildren = 0;
Virtual = false;
IsBold = false;
IsGray = false;
}
virtual ~STreeNode(){
foreach(STreeNode* pNode, Children)
delete pNode;
}
QVariant ID;
STreeNode* Parent;
int Row;
QList<QVariant> Path;
QList<STreeNode*> Children;
//int AllChildren;
QMap<QVariant, int> Aux;
bool Virtual;
QVariant Icon;
bool IsBold;
bool IsGray;
QColor Color;
struct SValue
{
QVariant Raw;
QVariant SortKey;
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QVariant Formatted;
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};
QVector<SValue> Values;
};
virtual QVariant NodeData(STreeNode* pNode, int role, int section) const;
virtual STreeNode* MkNode(const QVariant& Id) = 0; // { return new STreeNode(Id); }
virtual STreeNode* MkVirtualNode(const QVariant& Id, STreeNode* pParent);
void Sync(QMap<QList<QVariant>, QList<STreeNode*> >& New, QHash<QVariant, STreeNode*>& Old, QList<QVariant>* pAdded = NULL);
void Purge(STreeNode* pParent, const QModelIndex &parent, QHash<QVariant, STreeNode*>& Old);
void Fill(STreeNode* pParent, const QModelIndex &parent, const QList<QVariant>& Paths, int PathsIndex, const QList<STreeNode*>& New, const QList<QVariant>& Path, QList<QVariant>* pAdded);
QModelIndex Find(STreeNode* pParent, STreeNode* pNode);
//int CountItems(STreeNode* pRoot);
virtual QVariant GetDefaultIcon() const { return QVariant(); }
STreeNode* m_Root;
QHash<QVariant, STreeNode*> m_Map;
bool m_bUseIcons;
static bool m_DarkMode;
};
class MISCHELPERS_EXPORT CSimpleTreeModel : public CTreeItemModel
{
Q_OBJECT
public:
CSimpleTreeModel(QObject *parent = 0);
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void SetTree(bool bTree) { m_bTree = bTree; }
bool IsTree() const { return m_bTree; }
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void Sync(const QMap<QVariant, QVariantMap>& List);
void AddColumn(const QString& Name, const QString& Key) { m_ColumnKeys.append(qMakePair(Name, Key)); }
virtual int columnCount(const QModelIndex &parent = QModelIndex()) const;
virtual QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
protected:
virtual STreeNode* MkNode(const QVariant& Id) { return new STreeNode(Id); }
QList<QVariant> MakePath(const QVariantMap& Cur, const QMap<QVariant, QVariantMap>& List);
bool TestPath(const QList<QVariant>& Path, const QVariantMap& Cur, const QMap<QVariant, QVariantMap>& List, int Index = 0);
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bool m_bTree;
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QList<QPair<QString, QString>> m_ColumnKeys;
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};