#ifndef BASEVIEW_H
#define BASEVIEW_H

#include "libSplitView.h"
#include <QFrame>
#include <QIcon>
#include <QLabel>
#include <QPushButton>
#include <QString>

namespace dock_panel {
    class DockableView;

    /**
     * @brief 视图拖拽标题栏
     */
    class SPLITVIEW_EXPORT DragHeader : public QFrame {
        Q_OBJECT
    private:
        DockableView *const bind_core;
        QLabel *const icon_holder;
        QLabel *const title_holder;
        QPushButton *const close_btn, *const minimal_btn;
        std::tuple<bool, QPointF> press_flag = std::make_tuple(false, QPointF());

    signals:
        /**
         * @brief 关闭请求
         */
        void closeRequest();
        /**
         * @brief 回收请求
         */
        void retrieveRequest();
        /**
         * @brief 排版调整请求
         * @param pos 信号源上的位置
         */
        void adjustRequest(const QPoint &pos);

    public:
        DragHeader(const QString &title, DockableView *bind_core);
        DragHeader(const QString &title, const QIcon &icon, DockableView *bind_core);

        void setTitle(const QString &title);
        void setTitle(const QString &title, const QIcon &icon);

        void optConfig(bool retrieve, bool close);

        // QWidget interface
    protected:
        virtual void mousePressEvent(QMouseEvent *event) override;
        virtual void mouseReleaseEvent(QMouseEvent *event) override;
        virtual void mouseMoveEvent(QMouseEvent *event) override;
    };

    /**
     * @brief 基础内容视图组件
     */
    class SPLITVIEW_EXPORT DockableView : public QWidget, public split_frame::ViewBase {
    public:
        /**
         * @brief 构建新的呈现视图实例
         * @param present 内容视图实例
         * @param custom_header 是否添加标题栏
         */
        DockableView(split_frame::ResManager*mgr, QWidget *present);
        virtual ~DockableView();
        /**
         * @brief 配置视图基本特性
         * @param replace 可以被隐藏和替换
         * @param close 可以被关闭
         * @param retrieve 可以被隐藏
         */
        void viewConfig(bool replace, bool close, bool retrieve);

        /**
         * @brief 设置标题栏内容
         * @param title
         */
        void setTitle(const QString &title);
        void setTitle(const QIcon &icon, const QString &title);


        void adjustAccept(const QPoint &pos);
        void closeAccept();
        void retrieveAccept();

    private:
        DragHeader *const title_header;
        QWidget *const present_cube;
        split_frame::ResManager *const manager_inst;
        QIcon icon_store;
        split_frame::SplitView *parent_res = nullptr;
        bool m_replace = false, m_retrieve = false, m_close = false;

        // ViewRes interface
    public:
        virtual split_frame::ResManager *splitManager() const override;
        virtual split_frame::SplitView *parentRes() const override;
        virtual void setParentRes(split_frame::SplitView *inst) override;
        virtual QWidget *widget() const override;
        virtual QSizeF stiffSize() const override;
        virtual QRectF outlineRect() const override;
        virtual void setOutline(const QRectF &rect) override;
        virtual qulonglong hashCode() const override;
        virtual void setVisible(bool state) override;
        virtual bool isVisible() const override;

        // ViewBase interface
    public:
        virtual QIcon icon() const override;
        virtual QString title() const override;
        virtual bool canRetrieve() const override;
        virtual bool canClose() const override;
        virtual bool canReplace() const override;

    };
}

#endif // BASEVIEW_H