diff options
Diffstat (limited to 'gui/groupview/GroupView.h')
-rw-r--r-- | gui/groupview/GroupView.h | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/gui/groupview/GroupView.h b/gui/groupview/GroupView.h deleted file mode 100644 index 93e45ed7..00000000 --- a/gui/groupview/GroupView.h +++ /dev/null @@ -1,125 +0,0 @@ -#pragma once - -#include <QListView> -#include <QLineEdit> -#include <QScrollBar> -#include <QCache> - -struct GroupViewRoles -{ - enum - { - GroupRole = Qt::UserRole, - ProgressValueRole, - ProgressMaximumRole - }; -}; - -struct VisualGroup; - -class GroupView : public QAbstractItemView -{ - Q_OBJECT - -public: - GroupView(QWidget *parent = 0); - ~GroupView(); - - void setModel(QAbstractItemModel *model) override; - - /// return geometry rectangle occupied by the specified model item - QRect geometryRect(const QModelIndex &index) const; - /// return visual rectangle occupied by the specified model item - virtual QRect visualRect(const QModelIndex &index) const override; - /// get the model index at the specified visual point - virtual QModelIndex indexAt(const QPoint &point) const override; - void setSelection(const QRect &rect, - const QItemSelectionModel::SelectionFlags commands) override; - - virtual int horizontalOffset() const override; - virtual int verticalOffset() const override; - virtual void scrollContentsBy(int dx, int dy) override; - virtual void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible) override; - - virtual QModelIndex moveCursor(CursorAction cursorAction, - Qt::KeyboardModifiers modifiers) override; - - virtual QRegion visualRegionForSelection(const QItemSelection &selection) const override; - - int spacing() const - { - return m_spacing; - }; -protected -slots: - virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, - const QVector<int> &roles) override; - virtual void rowsInserted(const QModelIndex &parent, int start, int end) override; - virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) override; - virtual void updateGeometries() override; - void modelReset(); - -protected: - virtual bool isIndexHidden(const QModelIndex &index) const override; - void mousePressEvent(QMouseEvent *event) override; - void mouseMoveEvent(QMouseEvent *event) override; - void mouseReleaseEvent(QMouseEvent *event) override; - void mouseDoubleClickEvent(QMouseEvent *event) override; - void paintEvent(QPaintEvent *event) override; - void resizeEvent(QResizeEvent *event) override; - - void dragEnterEvent(QDragEnterEvent *event) override; - void dragMoveEvent(QDragMoveEvent *event) override; - void dragLeaveEvent(QDragLeaveEvent *event) override; - void dropEvent(QDropEvent *event) override; - - void startDrag(Qt::DropActions supportedActions) override; - -private: - friend struct VisualGroup; - QList<VisualGroup *> m_groups; - - // geometry - int m_leftMargin = 5; - int m_rightMargin = 5; - int m_bottomMargin = 5; - int m_categoryMargin = 5; - int m_spacing = 5; - int m_itemWidth = 100; - int m_currentItemsPerRow = -1; - int m_currentCursorColumn= -1; - mutable QCache<int, QRect> geometryCache; - - // point where the currently active mouse action started in geometry coordinates - QPoint m_pressedPosition; - QPersistentModelIndex m_pressedIndex; - bool m_pressedAlreadySelected; - VisualGroup *m_pressedCategory; - QItemSelectionModel::SelectionFlag m_ctrlDragSelectionFlag; - QPoint m_lastDragPosition; - - VisualGroup *category(const QModelIndex &index) const; - VisualGroup *category(const QString &cat) const; - VisualGroup *categoryAt(const QPoint &pos) const; - - int itemsPerRow() const - { - return m_currentItemsPerRow; - }; - int contentWidth() const; - -private: /* methods */ - int itemWidth() const; - int calculateItemsPerRow() const; - int verticalScrollToValue(const QModelIndex &index, const QRect &rect, - QListView::ScrollHint hint) const; - QPixmap renderToPixmap(const QModelIndexList &indices, QRect *r) const; - QList<QPair<QRect, QModelIndex>> draggablePaintPairs(const QModelIndexList &indices, - QRect *r) const; - - bool isDragEventAccepted(QDropEvent *event); - - QPair<VisualGroup *, int> rowDropPos(const QPoint &pos); - - QPoint offset() const; -}; |