TnbMfcPagesCtrl.h

[詳解]

#pragma once
#include "TnbMfcCommon.h"
#include "TnbSimpleVector.h"
 
 
 
//TNB Library
namespace TNB {
namespace MFC {
 
 
 
class CPagesCtrl : public CStatic
{
    DEFSUPER(CStatic);
public:
 
    CPagesCtrl(void) : m_currentIndex(-1)
    {
    }
 
    template<typename TYP>
    int AddItem(TYP* pWnd)
    {
        return AddItem(pWnd, TYP::IDD);
    }
 
    int AddItem(CDialog* pWnd, UINT idd)
    {
        CWnd* pParent = GetParent();
        CDialog* P = pWnd;
        if ( ::IsWindow(P->GetSafeHwnd()) )
        {
            ASSERT0( false, "AddItem", "既にクリエイトされているObjectが指定されました。" );
            return -1;
        }
        if ( ! P->Create(idd, pParent) )
        {
            ASSERT0( false, "AddItem", "クリエイトに失敗しました。" );
            return -1;
        }
        P->SetParent(pParent);
        P->SetWindowPos(this, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
        this->SetWindowPos(P, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
        DWORD style = P->GetStyle();
        if ( (style & WS_CHILD) == 0 )
        {
            ASSERT0( false, "AddItem", "ダイアログのリソースに、チャイルドのスタイルがありません。" );
            P->DestroyWindow();
            return -1;
        }
        P->ModifyStyleEx(0, WS_EX_CONTROLPARENT);
        P->ModifyStyle(DS_MODALFRAME | WS_POPUP | WS_CAPTION | WS_SYSMENU, 0, SWP_FRAMECHANGED);
        int r = m_apPages.GetSize();
        m_apPages.Add(P);
        m_ResizeAll();
        return r;
    }
    
    int FindItem(HWND page) const
    {
        loop ( i, m_apPages.GetSize() )
        {
            if ( m_apPages[i]->GetSafeHwnd() == page )
            {
                return i;
            }
        }
        return -1;
    }
 
    CWnd* GetWndItem(int nItem) const
    {
        if ( m_apPages.IsInRange(nItem) )
        {
            return m_apPages[nItem];
        }
        return NULL;
    }
 
    size_t GetItemCount(void) const
    {
        return m_apPages.GetSize();
    }
 
    int GetItemSel(void) const
    {
        return m_currentIndex;
    }
 
    CWnd* GetWndItemSel(void) const
    {
        return GetWndItem(m_currentIndex);
    }
 
    int SetItemSel(int nItem) 
    {
        int r = m_currentIndex;
        m_SetCurSel(nItem);
        m_currentIndex = nItem;
        return r;
    }
 
    int SetItemSel(HWND page)
    {
        return SetItemSel(FindItem(page));
    }
 
    bool DeleteItem(int nItem)
    {
        if ( m_apPages.IsInRange(nItem) )
        {
            m_apPages[nItem]->DestroyWindow();
            m_apPages.Remove(nItem);
            return true;
        }
        return false;
    }
 
    void DeleteAllItems(void)
    {
        loop ( i, m_apPages.GetSize() )
        {
            m_apPages[i]->DestroyWindow();
        }
        m_apPages.RemoveAll();
    }
 
protected:
 
    CSimpleVectorT<CWnd*> m_apPages;    
 
    virtual void PreSubclassWindow(void)
    {
        m_currentIndex = -1;
        _super::ShowWindow(SW_HIDE);
        _super::PreSubclassWindow();
    }
    
    virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
    {
        switch ( message )
        {
        case WM_SIZE:
            m_ResizeAll();
            break;
        case WM_DESTROY:
            DeleteAllItems();
            break;
        default:
            break;
        }
        return _super::WindowProc(message, wParam, lParam);
    }
 
private:
 
    int m_currentIndex;
 
    void m_SetCurSel(int idx)
    {
        if ( m_apPages.IsInRange(idx) )
        {
            m_apPages[idx]->ShowWindow(SW_SHOW);
        }
        loop ( i, m_apPages.GetSize() )
        {
            if ( idx != ToInt(i) )
            {
                if ( m_apPages[i]->IsWindowVisible() )
                {
                    m_apPages[i]->ShowWindow(SW_HIDE);
                    m_apPages[i]->SendMessage(WM_ACTIVATE, WA_INACTIVE, 0);
                }
            }
        }
        CWnd* pFocus = GetFocus();
        if ( pFocus != NULL )
        {
            CWnd* P = pFocus->GetParent();
            if ( P != NULL && ! P->IsWindowVisible() )
            {
                _super::SetFocus();
            }
        }
        if ( m_apPages.IsInRange(idx) )
        {
            m_apPages[idx]->SendMessage(WM_ACTIVATE, WA_ACTIVE, 0);
        }
    }
    void m_ResizeAll(void)
    {
        CRect r;
        _super::GetWindowRect(&r);
        _super::GetParent()->ScreenToClient(&r);    // クライアント座標系に修正
        loop ( i, m_apPages.GetSize() )
        {
            m_apPages[i]->MoveWindow(r.left, r.top, r.Width(), r.Height());
        }
    }
};
 
 
 
}; // MFC
}; // TNB