mydll.cpp

来自「中國式報表,PowerBuilder8.0環境」· C++ 代码 · 共 43 行

// MyDll.cpp : Defines the entry point for the DLL application.
//

#include "stdafx.h"

extern "C"  


BOOL APIENTRY DllMain( HANDLE hModule, 
                       DWORD  ul_reason_for_call, 
                       LPVOID lpReserved
					 )
{
    return TRUE;
	
}

/*---------------------------------------------------------------------------------------------
   函数:   OwnerDraw(HWND  hwnd)

   功能:   设置指定窗口（对象）为自绘制形式
        
   参数:   

   返回值:


   说明：当前函数应用于PB中的n_CommandButton对象的Construtor事件,用于设置按钮为自绘制

------------------------------------------------------------------------------------------------*/
void WINAPI OwnerDraw(HWND hwnd)
{
  SetWindowLong(hwnd,GWL_STYLE,GetWindowLong(hwnd,GWL_STYLE)|BS_OWNERDRAW);
}




BOOL WINAPI  CheckVScrollBar(HWND  hwnd)
{
    return (GetWindowLong( hwnd,GWL_STYLE) & WS_VSCROLL)!=0  ;
}