129 lines
3.9 KiB
C++
129 lines
3.9 KiB
C++
#ifndef DOCSMANAGER_H
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#define DOCSMANAGER_H
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#include "appcore.h"
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#include "route.h"
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#include <QHash>
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#include <QObject>
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#include <libConfig.h>
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namespace Core {
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class DocumentsManager;
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}
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namespace Presents {
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/**
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* @brief 内容编辑和呈现接口
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*/
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class FilePresent : public QObject {
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Q_OBJECT
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public:
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explicit FilePresent(QObject *parent = nullptr);
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virtual ~FilePresent() = default;
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/**
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* @brief 获取实例的别名
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* @return
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*/
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virtual QString name() const = 0;
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virtual Core::Route accessPath() const = 0;
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/**
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* @brief 获取新实例内的widget
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* @return
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*/
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virtual QWidget *widget() const = 0;
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virtual Core::DocumentsManager *docsManager() const = 0;
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/**
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* @brief 视图关闭处理，额外处理步骤
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*/
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virtual void beforeClose() = 0;
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/**
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* @brief 载入设置和命名
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* @param core
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* @param name
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*/
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virtual void applySetting(const QString &name) = 0;
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/**
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* @brief 使用此实例打开指定的路径文件，冲刷掉所有状态
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* @param target_file 指定文件的info
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*/
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virtual void load(const QFileInfo &target_file) = 0;
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/**
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* @brief 保存内容到指定路径，默认保存到打开路径
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* @param path 指定另存为路径
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*/
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virtual void saveAs(const QString &path = QString()) = 0;
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/**
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* @brief 如果完成内容载入，返回相对路径，反之，返回空字符串
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* @return
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*/
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virtual QString relativeTargetPath(const QDir &base) const = 0;
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/**
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* @brief 完成载入返回绝对路径，反之，返回空字符串
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* @return
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*/
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virtual QString absoluteTargetPath() const = 0;
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/**
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* @brief 是否处于修改状态
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* @return
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*/
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virtual bool isModified() const = 0;
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/**
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* @brief 跳转到指定的路径
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* @param path
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*/
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virtual void jumpTo(const QList<QString> &path) = 0;
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signals:
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/**
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* @brief 内容变化
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* @param filePath
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*/
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void dataChanged(const QString &filePath);
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};
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class PresentFactory : public QObject {
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public:
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virtual ~PresentFactory() = default;
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/**
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* @brief 在指定路径下创建合法新文件，指定文件一定存在，但内容可能并不合法
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* @param target 文件路径
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* @throw EditException 编辑错误
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*/
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virtual void create(const QFileInfo &target) = 0;
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/**
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* @brief 生成一个新Present实例
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* @return
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*/
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virtual FilePresent *newInst(Core::DocumentsManager *mgr, const Core::Route &path, QObject *parent = nullptr) const = 0;
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};
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template <class PresentType> class TypedPresentFactory : public PresentFactory {
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public:
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virtual ~TypedPresentFactory() = default;
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/**
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* @brief 插件针对文件类型
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* @return
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*/
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static QString suffix() { return PresentType::file_suffix; }
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virtual FilePresent *newInst(Core::DocumentsManager *mgr, const Core::Route &path, QObject *parent = nullptr) const {
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return new PresentType(mgr, path, parent);
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}
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};
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#define DECL_PRESENT(type) \
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private: \
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static QString file_suffix; \
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friend class Presents::TypedPresentFactory<type>;
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} // namespace Presents
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#endif // DOCSMANAGER_H
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