GrabBag/BeltTearingApp/widgets/ImageGridWidget.h

#pragma once

#include <QWidget>
#include <QStringList>
#include <QMap>

class QGridLayout;
class ImageTileWidget;
class QLabel;

class ImageGridWidget : public QWidget {
    Q_OBJECT
public:
    explicit ImageGridWidget(QWidget* parent = nullptr);

    void setImages(int index, const QImage& image);
    void setImages(const QString& alias, const QImage& image);  // 通过别名设置图像
    void initImages(int count);
    void setSelectedIndex(int index);
    int selectedIndex() const { return m_selectedIndex; }
    
    void setExpandedIndex(int index);
    int expandedIndex() const { return m_expandedIndex; }

    int columnCount() const { return m_columns; }
    int rowCount() const { return m_rows; }
    QSize tileBaseSize() const { return m_sizeNormal; }
    
    // 添加设置别名的方法
    void setTileAlias(int index, const QString& alias);

signals:
    void tileClicked(int index);

private:
    void rebuildGrid();
    
public:
    void updateTileSizes();
    
protected:
    void resizeEvent(QResizeEvent* event) override;

    QGridLayout* m_layout {nullptr};
    QStringList m_paths;
    QList<ImageTileWidget*> m_tiles;
    QMap<QString, int> m_aliasMap;  // 别名到索引的映射
    int m_selectedIndex {-1};
    int m_expandedIndex {-1};
    int m_columns {0};
    int m_rows {0};
    QSize m_sizeNormal {160,160};
    QSize m_sizeExpanded {400,300};
    QLabel* m_noImageLabel {nullptr};  // Label to show when there are no images
};