uianchorlayout.h

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#ifndef UIANCHORLAYOUT_H
#define UIANCHORLAYOUT_H
 
#include "uilayout.h"
 
class UIAnchor : public stdext::shared_object
{
public:
    UIAnchor(Fw::AnchorEdge anchoredEdge, const std::string& hookedWidgetId, Fw::AnchorEdge hookedEdge) :
        m_anchoredEdge(anchoredEdge), m_hookedEdge(hookedEdge), m_hookedWidgetId(hookedWidgetId) { }
 
    Fw::AnchorEdge getAnchoredEdge() const { return m_anchoredEdge; }
    Fw::AnchorEdge getHookedEdge() const { return m_hookedEdge; }
 
    virtual UIWidgetPtr getHookedWidget(const UIWidgetPtr& widget, const UIWidgetPtr& parentWidget);
    virtual int getHookedPoint(const UIWidgetPtr& hookedWidget, const UIWidgetPtr& parentWidget);
 
protected:
    Fw::AnchorEdge m_anchoredEdge;
    Fw::AnchorEdge m_hookedEdge;
    std::string m_hookedWidgetId;
};
 
class UIAnchorGroup : public stdext::shared_object
{
public:
    UIAnchorGroup() : m_updated(true) { }
 
    void addAnchor(const UIAnchorPtr& anchor);
    const UIAnchorList& getAnchors() { return m_anchors; }
    bool isUpdated() { return m_updated; }
    void setUpdated(bool updated) { m_updated = updated; }
 
private:
    UIAnchorList m_anchors;
    bool m_updated;
};
 
// @bindclass
class UIAnchorLayout : public UILayout
{
public:
    UIAnchorLayout(UIWidgetPtr parentWidget) : UILayout(parentWidget) { }
 
    void addAnchor(const UIWidgetPtr& anchoredWidget, Fw::AnchorEdge anchoredEdge,
                   const std::string& hookedWidgetId, Fw::AnchorEdge hookedEdge);
    void removeAnchors(const UIWidgetPtr& anchoredWidget);
    bool hasAnchors(const UIWidgetPtr& anchoredWidget);
    void centerIn(const UIWidgetPtr& anchoredWidget, const std::string& hookedWidgetId);
    void fill(const UIWidgetPtr& anchoredWidget, const std::string& hookedWidgetId);
 
    void addWidget(const UIWidgetPtr& widget);
    void removeWidget(const UIWidgetPtr& widget);
 
    bool isUIAnchorLayout() { return true; }
 
protected:
    virtual bool internalUpdate();
    virtual bool updateWidget(const UIWidgetPtr& widget, const UIAnchorGroupPtr& anchorGroup, UIWidgetPtr first = nullptr);
    std::unordered_map<UIWidgetPtr, UIAnchorGroupPtr> m_anchorsGroups;
};
 
#endif