235 lines
7.5 KiB
C++
235 lines
7.5 KiB
C++
#ifndef SPLITPANEL_H
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#define SPLITPANEL_H
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#include "splitpanel_global.h"
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#include <QWidget>
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#include <libConfig.h>
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namespace SplitFrame {
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class ViewPresent;
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class AttachPanel;
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/**
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* @brief 面板分割方向
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*/
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enum class SplitType { SPLIT_H = 0, SPLIT_V = 1 };
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/**
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* @brief 临时视图贴附方位
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*/
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enum class DockType { LEFT = 0, RIGHT, TOP, BOTTOM };
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/**
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* @brief 视图资源基类
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*/
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class ViewRes {
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public:
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virtual ~ViewRes() = default;
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virtual void registElement(QWidget *child) = 0;
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virtual QWidget *bind() const = 0;
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virtual QString title() const = 0;
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virtual ViewPresent *viewPanel() const = 0;
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/**
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* @brief 关闭视图显示，转换视图为自由（闲置）状态
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*/
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virtual void pRelease() = 0;
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/**
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* @brief 回收视图，清除内存实例
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*/
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virtual void pClose() = 0;
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virtual void setParentRes(ViewRes *inst) = 0;
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virtual ViewRes *parentRes() const = 0;
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};
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/**
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* @brief 资源管理接口
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*/
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class ResManager {
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public:
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virtual ~ResManager() = default;
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virtual ViewPresent *viewPanel() const = 0;
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virtual void objsRelateRebuild() = 0;
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virtual void markFreedom(ViewRes *view, bool add = true) = 0;
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virtual void purge(ViewRes *target) = 0;
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};
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/**
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* @brief 视图展示接口
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*/
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class RectCom : public ViewRes {
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public:
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virtual ~RectCom() = default;
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virtual bool contains(QWidget *ptr) const = 0;
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virtual QRectF outline() const = 0;
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virtual void relayout(const QRectF &outline) = 0;
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virtual void paintEvent(QPaintEvent *ev) = 0;
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};
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/**
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* @brief 功能视图基板
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*/
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template <class FnVType, bool _blank> class FnWrap : public QWidget {
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private:
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static bool type_blank_blank;
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ViewPresent *const host_store;
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public:
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explicit FnWrap(ViewPresent *bind, QWidget *parent = nullptr) : QWidget(parent), host_store(bind) {}
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virtual ~FnWrap() { this->closeProcess(); }
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ViewPresent *bindHost() const { return host_store; }
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virtual void closeProcess(){};
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};
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/**
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* @brief 分裂视图规划和约束组件
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*/
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class SplitRect : public RectCom {
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public:
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virtual ~SplitRect() = default;
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virtual std::pair<RectCom *, RectCom *> child() const = 0;
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virtual void removeComp(RectCom *child) = 0;
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virtual void replaceComp(RectCom *view, RectCom *old) = 0;
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virtual float splitterWidth() const = 0;
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virtual float splitterPos() const = 0;
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virtual SplitType splitType() const = 0;
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virtual void setSplitInfo(SplitType type, float pos, float width, bool relayout = true) = 0;
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};
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class FreedomViewsListener {
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public:
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virtual ~FreedomViewsListener() = default;
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/**
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* @brief 闲置视图增加
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* @param ins
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*/
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virtual void freedomAppended(RectCom *ins, const QIcon &icon, const QString &title) = 0;
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/**
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* @brief 闲置视图减少
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* @param ins
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*/
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virtual void freedomRemoved(RectCom *ins) = 0;
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};
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/**
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* @brief 分裂视图呈现组件
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*/
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class SPLITVIEW_EXPORT ViewPresent : private QWidget, public SplitRect, public ResManager {
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public:
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ViewPresent(QWidget *parent = nullptr);
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virtual ~ViewPresent();
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void addListener(FreedomViewsListener *lsn);
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void removeListener(FreedomViewsListener *lsn);
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//======================================================
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const QList<RectCom *> freedomViews() const;
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void resetEngross(RectCom *view = nullptr);
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void temporaryVisible(DockType t, RectCom *target = nullptr);
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bool isTemporaryView(RectCom *view);
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QObject *globalEventFilter() const;
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/**
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* @brief 切换视图调整状态
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* @param state 状态开关
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*/
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void setAdjustView(RectCom *one = nullptr);
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bool adjustState() const;
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RectCom *adjustView() const;
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SplitRect *createSplit(RectCom *first, RectCom *next);
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template <class FnView, bool _blank> RectCom *appendView(FnWrap<FnView, _blank> *view_inst, const QIcon &icon, const QString &title) {
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if (view_inst->bindHost() != this)
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throw new Config::SimpleException<QString>("非法操作", "不允许混用不同ViewPresent的成员");
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auto panel = create_base_panel(view_inst, icon, title, _blank);
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regist_basepanel(panel);
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return panel;
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}
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// RectCom interface
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public:
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virtual QWidget *bind() const override;
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virtual bool contains(QWidget *) const override;
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virtual QRectF outline() const override;
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virtual void relayout(const QRectF &outline) override;
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virtual QString title() const override;
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// ViewRes interface
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public:
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virtual ViewPresent *viewPanel() const override;
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virtual void setParentRes(ViewRes *p = nullptr) override;
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virtual ViewRes *parentRes() const override;
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virtual void pRelease() override;
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virtual void pClose() override;
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virtual void registElement(QWidget *) override;
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// ResManager interface
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public:
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virtual void objsRelateRebuild() override;
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virtual void markFreedom(ViewRes *view, bool add = true) override;
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virtual void purge(ViewRes *target) override;
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// SplitRect interface
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public:
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virtual std::pair<RectCom *, RectCom *> child() const override;
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virtual void removeComp(RectCom *child) override;
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virtual void replaceComp(RectCom *view, RectCom *old) override;
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virtual float splitterWidth() const override;
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virtual float splitterPos() const override;
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virtual SplitType splitType() const override;
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virtual void setSplitInfo(SplitType type, float pos, float width, bool relayout) override;
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// QObject interface
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public:
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virtual bool eventFilter(QObject *watched, QEvent *event) override;
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// QWidget interface
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protected:
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virtual void paintEvent(QPaintEvent *ev) override;
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virtual void resizeEvent(QResizeEvent *ev) override;
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virtual void mousePressEvent(QMouseEvent *event) override;
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virtual void mouseReleaseEvent(QMouseEvent *event) override;
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virtual void mouseMoveEvent(QMouseEvent *event) override;
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private:
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QList<FreedomViewsListener *> lsn_list;
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AttachPanel *const accept_panel;
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// 拖拽属性===================================
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RectCom *adjust_view_temp; // 拖拽中转
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bool press_flags = false; // 空间调整标志
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// 方向，splitter位置，splitter宽度
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std::tuple<SplitType, float, float> split_info_store = std::make_tuple(SplitType::SPLIT_H, 200, 8);
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// 视图展现堆栈===============================
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QList<RectCom *> all_func_views;
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QList<RectCom *> freedom_views;
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RectCom *display_members = nullptr;
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std::pair<DockType, RectCom *> temp_visible_view = std::make_pair(DockType::LEFT, nullptr);
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std::pair<QRectF, QRectF> view_rects();
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QRectF handle_rect() const;
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virtual void relayout();
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RectCom *create_base_panel(QWidget *bview, const QIcon &icon, const QString &title, bool empty_flag = false);
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void regist_basepanel(RectCom *it);
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};
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} // namespace SplitFrame
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#endif // SPLITPANEL_H
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