C / C++ / MFC

CComPtr<IUnknown> spUnk;
spUnk.CoCreateInstance(clsid);

wanglei1980 wrote:

I know there is a Api can get icon from other application conveniently, but i forget which is it. Or is there any other methods can get icon from other application.

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

YaronNir wrote:

the problem is that IMessenger2 is the windows messenger (msmgs.exe) and not the msn messenger (msnmsgr.exe).....so on windows 2003 server (which doesn't come by default with windows messenger), importing contacts doesn't work...

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

#define UNICODE<br />
#include <windows.h><br />
#include <gdiplus.h><br />
using namespace Gdiplus;<br />
<br />
VOID OnPaint(HDC hdc)<br />
{<br />
   Graphics graphics(hdc);<br />
   Pen      pen(Color(255, 0, 0, 255));<br />
   graphics.DrawLine(&pen, 0, 0, 200, 100);<br />
}<br />
<br />
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);<br />
<br />
INT WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, PSTR, INT iCmdShow)<br />
{<br />
   HWND                hWnd;<br />
   MSG                 msg;<br />
   WNDCLASS            wndClass;<br />
   GdiplusStartupInput gdiplusStartupInput;<br />
   ULONG_PTR           gdiplusToken;<br />
   <br />
   // Initialize GDI+.<br />
   GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);<br />
   <br />
   wndClass.style          = CS_HREDRAW | CS_VREDRAW;<br />
   wndClass.lpfnWndProc    = WndProc;<br />
   wndClass.cbClsExtra     = 0;<br />
   wndClass.cbWndExtra     = 0;<br />
   wndClass.hInstance      = hInstance;<br />
   wndClass.hIcon          = LoadIcon(NULL, IDI_APPLICATION);<br />
   wndClass.hCursor        = LoadCursor(NULL, IDC_ARROW);<br />
   wndClass.hbrBackground  = (HBRUSH)GetStockObject(WHITE_BRUSH);<br />
   wndClass.lpszMenuName   = NULL;<br />
   wndClass.lpszClassName  = TEXT("GettingStarted");<br />
   <br />
   RegisterClass(&wndClass);<br />
   <br />
   hWnd = CreateWindow(<br />
      TEXT("GettingStarted"),   // window class name<br />
      TEXT("Getting Started"),  // window caption<br />
      WS_OVERLAPPEDWINDOW,      // window style<br />
      CW_USEDEFAULT,            // initial x position<br />
      CW_USEDEFAULT,            // initial y position<br />
      CW_USEDEFAULT,            // initial x size<br />
      CW_USEDEFAULT,            // initial y size<br />
      NULL,                     // parent window handle<br />
      NULL,                     // window menu handle<br />
      hInstance,                // program instance handle<br />
      NULL);                    // creation parameters<br />
	  <br />
   ShowWindow(hWnd, iCmdShow);<br />
   UpdateWindow(hWnd);<br />
   <br />
   while(GetMessage(&msg, NULL, 0, 0))<br />
   {<br />
      TranslateMessage(&msg);<br />
      DispatchMessage(&msg);<br />
   }<br />
   <br />
   GdiplusShutdown(gdiplusToken);<br />
   return msg.wParam;<br />
}  // WinMain<br />
<br />
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, <br />
   WPARAM wParam, LPARAM lParam)<br />
{<br />
   HDC          hdc;<br />
   PAINTSTRUCT  ps;<br />
   <br />
   switch(message)<br />
   {<br />
   case WM_PAINT:<br />
      hdc = BeginPaint(hWnd, &ps);<br />
      OnPaint(hdc);<br />
      EndPaint(hWnd, &ps);<br />
      return 0;<br />
   case WM_DESTROY:<br />
      PostQuitMessage(0);<br />
      return 0;<br />
   default:<br />
      return DefWindowProc(hWnd, message, wParam, lParam);<br />
   }<br />
} // WndProc