#include "File_Dialog.h"
#include <QPainter>
namespace YSG {
File_Dialog::File_Dialog(QWidget* parent) : QWidget(parent) {
    //setAttribute(Qt::WA_OpaquePaintEvent);
}
File_Dialog::~File_Dialog() {}
void File_Folder::draw(int index, QPainter* painter) {
    static QImage fileFolder = QImage(":fileFolder.png");
    int x = 10 + 20 * deep;
    int y = 10 + 30 * index;
    //        painter->drawImage(x, y, fileFolder);
    painter->drawImage(0, 0, fileFolder);
    painter->drawText(x + 20, y + 10, mName);
}
void File_Dialog::paintEvent(QPaintEvent* event) {
    QWidget::paintEvent(event);
    QPainter painter(this);
    int index = 0;
    for (File_Folder*& root : roots) {
        QQueue<File_Folder*> que;
        root->deep = 0;
        que.enqueue(root);
        while (!que.empty()) {
            File_Folder* cur = que.dequeue();
            int n = cur->sons.size();
            cur->draw(index++, &painter);
            for (int i = 0; i < n; ++i) {
                if (cur->isShowSons) {
                    cur->sons[i]->deep = cur->deep + 1;
                    que.enqueue(cur->sons[i]);
                }
            }
        }
    }
    painter.end();
}
}