97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
#ifndef TASKTREEMODEL_H
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#define TASKTREEMODEL_H
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#include <QAbstractItemModel>
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#include <QStyleOptionViewItem>
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#include <QItemDelegate>
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#include <QStyledItemDelegate>
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#include <QTreeView>
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#include <QMenu>
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#include "storage.h"
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class TaskTreeView: public QTreeView
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{
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public:
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TaskTreeView(QWidget* widget = nullptr);
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void dragMoveEvent(QDragMoveEvent* event);
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void dragEnterEvent(QDragEnterEvent *event);
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void dragLeaveEvent(QDragLeaveEvent* event);
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void dropEvent(QDropEvent* event);
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};
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class TaskTreeModel: public QAbstractItemModel
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{
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Q_OBJECT
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friend class TaskAction;
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friend class NewTaskAction;
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friend class DeleteTaskAction;
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friend class RenameTaskAction;
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friend class MoveTaskAction;
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public:
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TaskTreeModel(bool allowCheckboxes);
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~TaskTreeModel();
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QModelIndex index(int row, int column, const QModelIndex &parent) const;
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QModelIndex parent(const QModelIndex &child) const;
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int rowCount(const QModelIndex &parent = QModelIndex()) const;
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int columnCount(const QModelIndex &parent = QModelIndex()) const;
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
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bool setData(const QModelIndex &index, const QVariant &value, int role /* = Qt::EditRole */);
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Qt::ItemFlags flags(const QModelIndex &index) const;
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QVariant headerData(int section, Qt::Orientation orientation, int role /* = Qt::DisplayRole */) const;
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Qt::DropActions supportedDropActions() const;
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Qt::DropActions supportedDragActions() const;
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QStringList mimeTypes() const;
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QMimeData* mimeData(const QModelIndexList &indexes) const;
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bool dropMimeData(const QMimeData *mimeData, Qt::DropAction action, int row, int column, const QModelIndex &parent);
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bool canDropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) const;
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bool removeRows(int row, int count, const QModelIndex &parent);
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bool insertRows(int row, int count, const QModelIndex &parent);
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QModelIndex getIndex(const PTask& task, bool includeModelId = true);
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PTask addTask(const QModelIndex& parent, int index);
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void deleteTask(const QModelIndex& index);
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void moveTask(const PTask& task, int offset);
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PTask getTask(const QModelIndex& index) const;
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void setTitle(const QModelIndex& index, const QString& title);
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QString getExpandedState(QTreeView& view) const;
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void setExpandedState(const QString& savedState, QTreeView& view);
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QString getSelected(QTreeView& view) const;
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void setSelected(const QString& savedState, QTreeView& view);
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//QMenu* buildMenuTree(bool trackableOnly = true);
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signals:
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void onTaskMoved(PTask t);
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protected:
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bool mAllowCheckboxes;
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// Returns bottom right index
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QModelIndex makeTaskChecked(QModelIndex index, bool checked);
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};
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class TaskItemDelegate : public QItemDelegate
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{
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Q_OBJECT
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public:
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TaskItemDelegate(QObject *parent = 0);
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void paint( QPainter * painter,
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const QStyleOptionViewItem & option,
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const QModelIndex & index ) const;
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// QSize sizeHint ( const QStyleOptionViewItem & option, const QModelIndex & index ) const;
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void updateEditorGeometry ( QWidget * editor, const QStyleOptionViewItem & option, const QModelIndex & index ) const;
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QRect calcDecorationRect(QRect rect, int horizontalAlignment, int verticalAlignment ) const;
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QRect calcDisplayRect(QRect rect, int horizontalAlignment) const;
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};
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#endif // TASKTREEMODEL_H
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