listview.h

Go to the documentation of this file.

/*
        Author: Marco Costalba (C) 2005-2006

        Copyright: See COPYING file that comes with this distribution
*/
#ifndef LISTVIEW_H
#define LISTVIEW_H

#include <qobject.h>
#include <qlistview.h>
#include "common.h"

class Git;
class StateInfo;
class Domain;
class FileHistory;

class ListViewItem: public QListViewItem {
public:
        ListViewItem(QListView* p, ListViewItem* a, Git* g, SCRef sha,
                     bool e, unsigned long t, FileHistory* f);

        SCRef sha() const { return _sha; }
        int getLaneType(uint pos) const;
        void setDiffTarget(bool b);
        virtual void paintCell(QPainter* p, const QColorGroup& cg, int c, int w, int a);
        void setEven(bool b) { isEvenLine = b; }
        void setHighlighted(bool b) { isHighlighted = b; }
        bool highlighted() const { return isHighlighted; }
        int laneWidth() const { return 3 * myListView()->fontMetrics().height() / 4; }

private:
        void setupData(const Rev& c);
        void paintGraphLane(QPainter* p, int t, int x1, int x2, const QColor& c, const QBrush& b);
        void paintGraph(const Rev& c, QPainter *p, const QColorGroup& cg, int width);
        void paintTagMarks(int col);
        void addBranchPixmap(QPixmap** pp);
        void addRefPixmap(QPixmap** pp, SCList refs, const QColor& color);
        void addTextPixmap(QPixmap** pp, SCRef text, const QColor& color, bool bold);
        const QString timeDiff(unsigned long secs) const;
        bool changedFiles(SCRef c);
        QListView* myListView() const { return listView_; } // QListViewItem::listView() traverses the
                                                            // items to the root to find the listview
        QListView* listView_;
        Git* git;
        FileHistory* fh;
        const QString _sha;
        unsigned long secs;
        bool populated, isEvenLine, isHighlighted, isDiffTarget;
};

class ListView: public QObject {
Q_OBJECT
public:
        ListView(Domain* d, Git* g, QListView* l, FileHistory* f, const QFont& fnt);
        ~ListView();
        void clear();
        const QString getSha(int id);
        void updateIdValues();
        void getSelectedItems(QStringList& selectedItems);
        bool update();
        void addNewRevs(const QValueVector<QString>& shaVec);

        bool filterNextContextMenuRequest;

signals:
        void lanesContextMenuRequested(const QStringList&, const QStringList&);
        void droppedRevisions(const QStringList&);
        void contextMenu(const QString&, int);

public slots:
        void on_newRevsAdded(const FileHistory* fh, const QValueVector<QString>& shaVec);
        void on_repaintListViews(const QFont& f);

protected:
        virtual bool eventFilter(QObject* obj, QEvent* ev);

private slots:
        void on_contextMenuRequested(QListViewItem*);
        void on_currentChanged(QListViewItem* item);
        void on_mouseButtonPressed(int, QListViewItem*, const QPoint&, int);
        void on_clicked(QListViewItem*);
        void on_onItem(QListViewItem*);

private:
        void setupListView(const QFont& fnt);
        bool filterRightButtonPressed(QMouseEvent* e);
        bool filterDropEvent(QDropEvent* e);
        bool getLaneParentsChilds(ListViewItem* item, int x, SList p, SList c);
        const QString getRefs(QListViewItem* item);
        void setHighlight(SCRef diffToSha);
        ListViewItem* findItemSha(SCRef sha) const;

        Domain* d;
        Git* git;
        QListView* lv;
        StateInfo* st;
        FileHistory* fh;
        ListViewItem* lastItem;   // QListView::lastItem() is slow
        ListViewItem* diffTarget; // cannot use QGuardedPtr, not QObject inherited
        unsigned long secs;
        bool currentChangedEmitted;
};

#endif

---