SDK5（note上）

以下代码实现菜单窗口和快捷键的ctrl+o打开的操作

#include <windows.h>
#include<tchar.h>
#include <stdio.h>
#include <strsafe.h>
#include <string>
#define IDM_OPEN 102
/*鼠标消息
* 键盘消息
* Onkeydown
* Onkeyup
* //键盘扫描码
* /lParam>>16&0ff
快捷键消息
命令消息WM_COMMAND
1.菜单消息
2.快捷键消息
3.控件消息 

自定义消息
窗口消息
客户区域的概念(Client Aera)
非客户区


*/ 
using namespace std;
string g_Text;
TEXTMETRIC g_tm;//字体信息
VOID showerrormassage()
{
	LPVOID lpMsgBuf;
	FormatMessage(
		FORMAT_MESSAGE_ALLOCATE_BUFFER |/*  分别为FORMAT_MESSAGE_ALLOCATE_BUFFER由函数分配输出缓冲区，
  FORMAT_MESSAGE_FROM_SYSTEM表示程序将会在系统消息表资源中搜索所需消息，FORMAT_MESSAGE_IGNORE_INSERTS程序将会忽略搜索到消息中的插入序列。  */
		FORMAT_MESSAGE_FROM_SYSTEM |
		FORMAT_MESSAGE_IGNORE_INSERTS,
		NULL,
		GetLastError(),
		MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
		(LPTSTR)&lpMsgBuf,
		0, NULL);
	MessageBox(NULL, (LPCTSTR)lpMsgBuf, TEXT("Error"), MB_OK | MB_ICONINFORMATION);
	LocalFree(lpMsgBuf);
}



LRESULT OnCreate(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
	OutputDebugString(_T("[11syy]WM_CREATE\n"));
	HDC hdc = GetDC(hwnd);
	SelectObject(hdc,
		GetStockObject(SYSTEM_FIXED_FONT));
	GetTextMetrics(hdc, &g_tm);
	ReleaseDC(hwnd, hdc);
	return TRUE;
}

LRESULT OnClese(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
	OutputDebugString(_T("[11syy]WM_ClOSE\n"));
	DestroyWindow(hwnd);
	return TRUE;
}

LRESULT OnDestroy(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	  PostMessage(hwnd, WM_QUIT, 0, NULL);
	  OutputDebugString(_T("[11syy]WM_DESTROY\n"));
	  return TRUE;
}


LRESULT OnKeydown(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	  OutputDebugString(_T("[11syy]WM_KEYDOWN\n"));
	  return TRUE;
}

LRESULT OnKeyup(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	  OutputDebugString(_T("[11syy]WM_KEYUP\n"));
	  return TRUE;
}



LRESULT OnCommand(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
	OutputDebugString(_T("[11syy]Oncommnd \n"));
	WORD WID = LOWORD(wParam);
	WORD wNotifyCode = HIWORD(wParam);
	switch (WID)
	{
	case 102://这里定义宏IDM_OPEN
		MessageBox(NULL, "打开", "asm", MB_OK);
		break;
	}

	//if (wNotifyCode == 1)//快捷键
	//{

	//}
	//else if (wNotifyCode == 0)//菜单
	//{
	//
	//}
	//else 
	if(lParam!=NULL) {//控件
	}

	return TRUE;
}

LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
	LRESULT lResult = FALSE;
	switch (uMsg)
	{
	case WM_CREATE:
		lResult = OnCreate(hwnd, uMsg, wParam, lParam);
		break;
	case WM_CLOSE:
		lResult = OnClese(hwnd, uMsg, wParam, lParam);
		break;
	case WM_DESTROY:
		lResult = OnDestroy(hwnd, uMsg, wParam, lParam);
		break;
	case WM_KEYDOWN:
		lResult = OnKeydown(hwnd, uMsg, wParam, lParam);
		break;
	case WM_KEYUP:
		lResult = OnKeyup(hwnd, uMsg, wParam, lParam);
		break;
	case WM_COMMAND:
		lResult = OnCommand(hwnd, uMsg, wParam, lParam);
		break;
	}
	//无效区域

	if (!lResult) {
		return DefWindowProc(hwnd, uMsg, wParam, lParam);//默认窗口过程处理
	}
	return lResult;
}

//图形界面，窗口


int WINAPI _tWinMain(HINSTANCE hInstance,//应用程序示例句柄
	HINSTANCE hPrevInstance,//保留
	TCHAR* lpCmdline, //命令行参数，LPSTR可能会变成Unicode
	int nCmdShow) {
	//申请局部堆地址地址空间
	//HLOCAL hMem = LocalAlloc(LHND,100);//locallock localfree 系统会碎片整理
	//LPCVOID lpMemory = LocalLock(hMem);
	//LocalFree(hMem);
	//申请全局堆地址空间 历史遗留问题
	//GlobalAlloc();
	//申请堆地址空间
	ACCEL*aPFNs =(ACCEL*)HeapAlloc(GetProcessHeap(),0,sizeof(ACCEL)*2);//底层都是调用这个
	if (aPFNs == nullptr)
	{
		showerrormassage();
		return 0;
	}
	//申请堆空间，并且指定可读可写
	//VirtualAlloc();
	aPFNs[0].fVirt = FCONTROL | FVIRTKEY;
	aPFNs[0].key = 'O';
	aPFNs[0].cmd = IDM_OPEN;
	//创建快捷键表
	HACCEL hAccel =CreateAcceleratorTable(aPFNs,2);
	if (hAccel == NULL)
	{
		showerrormassage();
		return 0;
	}

	//1.注册窗口
	TCHAR  szWndclassName[] = { _T("chongmousyy") };

	WNDCLASSEX wc = { 0 };
	wc.cbSize = sizeof(WNDCLASSEX);
	wc.style = CS_VREDRAW | CS_HREDRAW | CS_DBLCLKS;//窗口类型
	wc.lpfnWndProc = WindowProc;
	wc.hInstance = hInstance;
	wc.hIcon = LoadIcon(NULL, IDC_HAND);//图标
	wc.hCursor = LoadCursor(NULL, IDC_ARROW);//光标FDXX
	wc.hbrBackground = CreateSolidBrush(RGB(255, 255, 255));//窗口背景颜色刷子
	wc.lpszClassName = szWndclassName;//窗口类名,窗口名字不可以为空
	wc.lpszMenuName = NULL;//窗口菜单
	if (RegisterClassEx(&wc) == 0)
	{
		showerrormassage();
		return 0;
	};
	//2.创建窗口
	TCHAR szWndName[] = { _T("翀某人") };
	HWND hwnd = CreateWindowEx(0,
		szWndclassName,
		szWndName,
		WS_OVERLAPPEDWINDOW,
		CW_USEDEFAULT,
		CW_USEDEFAULT,
		CW_USEDEFAULT,
		CW_USEDEFAULT,
		NULL,
		NULL,
		hInstance,
		NULL
	);
	if (hwnd == 0)
	{
		showerrormassage();
		return 0;
	}
	HMENU hMenu = CreateMenu();
	//弹出菜单
	AppendMenu(hMenu, MF_STRING|MF_POPUP,(UINT_PTR)hMenu,"文件(&f)");
	AppendMenu(hMenu, MF_STRING|MF_POPUP, (UINT_PTR)hMenu, "编辑(&E)");
	//添加子菜单
	HMENU hSubMenu = GetSubMenu(hMenu, 0);
	AppendMenu(hSubMenu, MF_STRING, IDM_OPEN, "打开(&O)");
	SetMenu(hwnd, hMenu);
	RECT rc;
	GetClientRect(hwnd, &rc);
	

	//3.显示跟新窗口
	ShowWindow(hwnd, SW_SHOWNORMAL);
	UpdateWindow(hwnd);
	//4.消息循环（消息队列)
	BOOL bRET;
	MSG msg;
	while ((bRET = GetMessage(&msg, NULL, 0, 0)) != 0) {
		if (bRET == -1) {
			break;
		}
		else
		{
			//转换快捷键消息
			if (!TranslateAccelerator(hwnd,hAccel,&msg))
				//转发消息
			{
				TranslateMessage(&msg);//转换键盘消息为字符消息
				DispatchMessage(&msg);
			}//派发消息
		}
	}
	//5.消息处理
	//删除快捷键表
	DestroyAcceleratorTable(hAccel);
	HeapFree(GetProcessHeap(),0,aPFNs);
	//资源
	return 0;
}