mapcontrol.c

来自「minigui下的GPS接受程序」· C语言 代码 · 共 32 行

#include "mapcontrol.h"
int MapControlProc(HWND hwnd,int message,WPARAM wParam,LPARAM lParam)
{
	HDC hdc;
	switch(message)
	{
		case MSG_PAINT:
		hdc=BeginPaint(hwnd);
		TextOut(hdc,500,200,"map is not display!");
		Circle(hdc,500,500,250);
		EndPaint(hwnd,hdc);
		return(0);
	}
	return DefaultControlProc(hwnd,message,wParam,lParam);
}

void RegisterMapControl()
{
	WNDCLASS mapclass;
	mapclass.spClassName=MAP;
	mapclass.dwStyle=WS_NONE;
	mapclass.dwExStyle=WS_EX_NONE;
	mapclass.hCursor=GetSystemCursor(0);
	mapclass.iBkColor=COLOR_lightwhite;
	mapclass.WinProc=MapControlProc;
	RegisterWindowClass(&mapclass);
}
void UnregisterMapControl()
{
	UnregisterWindowClass(MAP);
}