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25 
26 #pragma once
27 
28 #include <coreplugin/inavigationwidgetfactory.h>
29 #include <coreplugin/opendocumentstreeview.h>
30 
31 #include <QAbstractProxyModel>
32 #include <QCoreApplication>
33 
34 namespace Core {
35 class IEditor;
36 
37 namespace Internal {
38 
39 class ProxyModel : public QAbstractProxyModel
40 {
41 public:
42     explicit ProxyModel(QObject *parent = nullptr);
43     QModelIndex mapFromSource(const QModelIndex & sourceIndex) const override;
44     QModelIndex mapToSource(const QModelIndex & proxyIndex) const override;
45 
46     QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
47     QModelIndex parent(const QModelIndex &child) const override;
48     int rowCount(const QModelIndex &parent = QModelIndex()) const override;
49     int columnCount(const QModelIndex &parent = QModelIndex()) const override;
50 
51     void setSourceModel(QAbstractItemModel *sourceModel) override;
52 
53     // QAbstractProxyModel::sibling is broken in Qt 5
54     QModelIndex sibling(int row, int column, const QModelIndex &idx) const override;
55     // QAbstractProxyModel::supportedDragActions delegation is missing in Qt 5
56     Qt::DropActions supportedDragActions() const override;
57 
58 private:
59     void sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
60     void sourceRowsRemoved(const QModelIndex &parent, int start, int end);
61     void sourceRowsInserted(const QModelIndex &parent, int start, int end);
62     void sourceRowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
63     void sourceRowsAboutToBeInserted(const QModelIndex &parent, int start, int end);
64 };
65 
66 class OpenEditorsWidget : public OpenDocumentsTreeView
67 {
68     Q_DECLARE_TR_FUNCTIONS(OpenEditorsWidget)
69 public:
70     OpenEditorsWidget();
71     ~OpenEditorsWidget() override;
72 
73 private:
74     void handleActivated(const QModelIndex &);
75     void updateCurrentItem(IEditor*);
76     void contextMenuRequested(QPoint pos);
77     void activateEditor(const QModelIndex &index);
78     void closeDocument(const QModelIndex &index);
79 
80     ProxyModel *m_model;
81 };
82 
83 class OpenEditorsViewFactory : public INavigationWidgetFactory
84 {
85 public:
86     OpenEditorsViewFactory();
87 
88     NavigationView createWidget() override;
89 };
90 
91 } // namespace Internal
92 } // namespace Core
93