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LayoutComponent.h

Go to the documentation of this file.

#ifndef LayoutComponent_h
#define LayoutComponent_h

#ifndef OglGui_SetGetDimensions2dIntI_h
#include "OglGui/SetGetDimensions2dIntI.h"
#endif

#ifndef OglGui_vector_included
#include <vector>
#define OglGui_vector_included
#endif

namespace OglGui
{

class LayoutListener;

const int TPARENT = 0x01000000;
const int L2L = 0x1;
const int L2R = 0x2;
const int T2T = 0x4;
const int T2B = 0x8;
const int R2L = 0x10;
const int R2R = 0x20;
const int B2T = 0x40;
const int B2B = 0x80;
const int W2W = 0x100;
const int H2H = 0x200;

const int TOLEFTRIGHT   = L2L | R2R;
const int TOTOPBOTTOM   = T2T | B2B;
const int ALLSIDES      = L2L | R2R | T2T | B2B;

const int TOBOTTOM      = T2B | B2B;
const int TOTOP         = T2T | B2T;
const int TORIGHT       = L2R | R2R;
const int TOLEFT        = L2L | R2L;

const int TOBOTTOMLEFT  = TOBOTTOM | TOLEFT;
const int TOBOTTOMRIGHT = TOBOTTOM | TORIGHT;
const int TOTOPLEFT             = TOTOP | TOLEFT;
const int TOTOPRIGHT    = TOTOP | TORIGHT;

const int NoHorizontal = 0x1;
const int NoVertical = 0x2;
const int NoHeight = 0x4;
const int NoWidth = 0x8;

class LayoutComponent : public SetGetDimensions2dIntI
{
public:

    virtual ~LayoutComponent()
    {
        StopLayoutListening();
    }

    //virtual void GetDimensions(int& x, int& y, int& w, int& h) = 0;

    //virtual void SetDimensions(int x, int y, int w, int h) = 0;

    virtual void OnLayoutChange() = 0;

    void StopLayoutListening();

    void AddLayoutFollower(LayoutListener* listener)
    {
        mLayoutFollowers.push_back(listener);
    }

    void AddLayoutLeader(LayoutListener* listener)
    {
        mLayoutLeaders.push_back(listener);
    }

    void RemoveLayoutFollower(LayoutListener* listener)
    {
        for (unsigned int i=0 ; i<mLayoutFollowers.size() ; i++)
        {
            if (mLayoutFollowers[i] == listener)
            {
                mLayoutFollowers.erase(mLayoutFollowers.begin() + i);
                break;
            }
        }
    }

    void RemoveLayoutLeader(LayoutListener* listener)
    {
        for (unsigned int i=0 ; i<mLayoutLeaders.size() ; i++)
        {
            if (mLayoutLeaders[i] == listener)
            {
                mLayoutLeaders.erase(mLayoutLeaders.begin() + i);
                break;
            }
        }
    }

protected:
    std::vector<LayoutListener*> mLayoutFollowers;
    std::vector<LayoutListener*> mLayoutLeaders;
};

} // namespace OglGui

#endif // LayoutComponent_h

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