UIWnd.h

#pragma once
#include <UIlib.h>
//#include <Core\UIControl.h>

// 将带句柄HWND的控件显示到CControlUI上面
class CWndUI : public DuiLib::CControlUI
{
  UINT id_;
public:
  CWndUI() : m_hWnd(NULL){}
  UINT GetID(){ return id_; }
  BOOL Create(LPCTSTR lpszClassName, LPCTSTR lpszWindowName, DWORD dwStyle,
    const RECT& rect, HWND pParentWnd, UINT nID)
  {
    // can't use for desktop or pop-up windows (use CreateEx instead)
    ASSERT((dwStyle & WS_POPUP) == 0);
    if (((dwStyle & WS_TABSTOP) == WS_TABSTOP) && (nID == 0)) {
      // Warn about nID == 0.  A zero ID will be overridden in CWnd::PreCreateWindow when the
      // check is done for (cs.hMenu == NULL).  This will cause the dialog control ID to be
      // different than passed in, so ::GetDlgItem(nID) will not return the control HWND.
      // TRACE(traceAppMsg, 0, _T("Warning: creating a dialog control with nID == 0; ")
      //	_T("nID will overridden in CWnd::PreCreateWindow and GetDlgItem with nID == 0 will fail.\n"));
    }
    id_ = nID;
    Attach(CreateWindow(lpszClassName, lpszWindowName,
			dwStyle | WS_CHILD,
			rect.left, rect.top,
			rect.right - rect.left, rect.bottom - rect.top,
			pParentWnd, (HMENU)(UINT_PTR)nID, DuiLib::CPaintManagerUI::GetInstance(), this));
    return true;
  }

  virtual void DoInit() {
    SendMessage(m_hWnd, WM_SETFONT, (WPARAM)m_pManager->GetFont(-1), NULL);
  }

  // add by caiqm 必须加上这句,否则在tab控件中无法使用
  virtual void SetVisible(bool bVisible /* = true */){
    DuiLib::CControlUI::SetInternVisible(bVisible);
    if (m_hWnd)
      ::ShowWindow(m_hWnd, bVisible);
  }
  virtual void SetInternVisible(bool bVisible = true)
  {
    DuiLib::CControlUI::SetInternVisible(bVisible);
    if (m_hWnd)
      ::ShowWindow(m_hWnd, bVisible);
  }

  virtual void SetPos(RECT rc, bool NeedInvalid)
  {
    DuiLib::CControlUI::SetPos(rc, NeedInvalid);
    if (m_hWnd)
      ::SetWindowPos(m_hWnd, NULL, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, SWP_NOZORDER);
  }

  BOOL AttachChild(HWND hwnd)
  {
    if (!::IsWindow(hwnd))
    {
      return FALSE;
    }
    // 没标题栏
    LONG styleValue = ::GetWindowLong(hwnd, GWL_STYLE);
    styleValue &= ~WS_CAPTION;
    ::SetWindowLong(hwnd, GWL_STYLE, styleValue | WS_CLIPSIBLINGS | WS_CLIPCHILDREN);
    // 设置父窗口
    ::SetParent(hwnd, m_pManager->GetPaintWindow());
    // 改变大小
    return Attach(hwnd, TRUE);
  }

  BOOL Attach(HWND hWndNew, BOOL bSize=FALSE)
  {
    if (!::IsWindow(hWndNew))
    {
      return FALSE;
    }

    m_hWnd = hWndNew;
    if (bSize){
      const RECT& rc = GetPos();
      ::SetWindowPos(m_hWnd, NULL, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, SWP_NOZORDER | SWP_NOACTIVATE);
    }
    return TRUE;
  }

  HWND Detach()
  {
    HWND hRet = m_hWnd;
    m_hWnd = NULL;
    return hRet;
  }
  
protected:
  HWND m_hWnd;
};