beetview.cpp


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#include <QMenu>
#include <QContextMenuEvent>
#include <QStandardItemModel>
#include <QSortFilterProxyModel>

#include "beetview.h"

BeetView::BeetView(QWidget *parent) : QTreeView(parent) {
}

void BeetView::expandOrCollapse(int mode){
    QModelIndexList sel = selectionModel()->selectedRows();
    for(QModelIndex i : sel){
        if(mode == Expand){
            expand(i);
        }else if(mode == Collapse){
            collapse(i);
        }
        expandOrCollapseRecursive(i, mode);
    }
}

void BeetView::expandOrCollapseRecursive(const QModelIndex &idx, int mode){
    const QSortFilterProxyModel *pm = qobject_cast<const QSortFilterProxyModel*>(model());
    for(int i = 0; i < pm->rowCount(idx); ++i){
        QModelIndex curIdx = pm->index(i, 0, idx);
        if(curIdx.isValid()){
            if(mode == Expand){
                expand(curIdx);
            }else if(mode == Collapse){
                collapse(curIdx);
            }
            expandOrCollapseRecursive(curIdx, mode);
        }
    }
}

void BeetView::contextMenuEvent(QContextMenuEvent *e){
    QMenu ctxMenu;
    for(QAction *a : actions()){
        ctxMenu.addAction(a);
    }
    ctxMenu.exec(e->globalPos());
}