// Win32Project1.cpp : 定义应用程序的入口点。
//
#include "stdafx.h"
#include "Win32Project1.h"
#define MAX_LOADSTRING 100
// 全局变量:
HINSTANCE hInst; // 当前实例
TCHAR szTitle[MAX_LOADSTRING]; // 标题栏文本
TCHAR szWindowClass[MAX_LOADSTRING]; // 主窗口类名
// 此代码模块中包含的函数的前向声明:
ATOM MyRegisterClass(HINSTANCE hInstance);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK About(HWND, UINT, WPARAM, LPARAM);
//为了得到消息框的返回值声明的全局变量
static int result;
//我写的这几个类其实没什么用,就是为了显呗我会多态
class MYCALLBACK
{
public:
virtual void messageBox() = 0;
HWND hWnd;
};//多态
class FOUNCTION1 :public MYCALLBACK
{
public:
virtual void messageBox()
{
MessageBox(hWnd, TEXT("这是我的第一个窗口程序,我是新手请多关照"), TEXT("鱼C"), MB_OK);
}
};//多态
class FOUNCTION2 :public MYCALLBACK
{
public:
virtual void messageBox()
{
result=MessageBox(hWnd, TEXT("您喜欢绿色背景吗?"), TEXT("鱼C"), MB_YESNO);
}
};//多态
void action(MYCALLBACK *a)
{
a->messageBox();
}//多态
int APIENTRY _tWinMain(_In_ HINSTANCE hInstance,
_In_opt_ HINSTANCE hPrevInstance,
_In_ LPTSTR lpCmdLine,
_In_ int nCmdShow)
{
FOUNCTION1 f1;
FOUNCTION2 f2;
action(&f1);
action(&f2);
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
// TODO: 在此放置代码。
MSG msg;
HACCEL hAccelTable;
// 初始化全局字符串
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_WIN32PROJECT1, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// 执行应用程序初始化:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_WIN32PROJECT1));
// 主消息循环:
while (GetMessage(&msg, NULL, 0, 0))
{
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return (int) msg.wParam;
}
//
// 函数: MyRegisterClass()
//
// 目的: 注册窗口类。
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_WIN32PROJECT1));
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
if (IDYES==result){
wcex.hbrBackground = (HBRUSH)CreateSolidBrush(RGB(0, 255, 0));//绿色背景
}
else
{
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);//白色背景
}
wcex.lpszMenuName = MAKEINTRESOURCE(IDC_WIN32PROJECT1);
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));
return RegisterClassEx(&wcex);
}
//
// 函数: InitInstance(HINSTANCE, int)
//
// 目的: 保存实例句柄并创建主窗口
//
// 注释:
//
// 在此函数中,我们在全局变量中保存实例句柄并
// 创建和显示主程序窗口。
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
HWND hWnd;
hInst = hInstance; // 将实例句柄存储在全局变量中
hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW&~WS_THICKFRAME&~WS_MINIMIZEBOX&~WS_MAXIMIZEBOX,
CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);//设置窗口不能调整大小和没有最小化最大化窗口
if (!hWnd)
{
return FALSE;
}
ShowWindow(hWnd, SW_SHOWMAXIMIZED);//设置窗口最大化
UpdateWindow(hWnd);
return TRUE;
}
//
// 函数: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// 目的: 处理主窗口的消息。
//
// WM_COMMAND - 处理应用程序菜单
// WM_PAINT - 绘制主窗口
// WM_DESTROY - 发送退出消息并返回
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
RECT rect, rect1;
HBRUSH hbrush;
static int x = 0, y = 0;
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// 分析菜单选择:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_CREATE:
SetTimer(hWnd, 1, 100, NULL);//速度是100,这数好像越大就越慢~
break;
case WM_TIMER:
hdc = GetDC(hWnd);
GetClientRect(hWnd, &rect);
hbrush = CreateSolidBrush(RGB(255, 0, 0));
SetRect(&rect1, x, y, x + 50, y + 50);
if ((y<(rect.bottom - 50))&&(x==rect.left))
{
y += 50;
}
else if (x < (rect.right-50)&&(y>rect.left))
{
x += 50;
}
else if (y>rect.top)
{
y -= 50;
}
else
{
x -= 50;
if ((x == rect.left-50) && (y == rect.top))
break;
}
FillRect(hdc, &rect1, hbrush);
DeleteObject(hbrush);
ValidateRect(hWnd, &rect1);
ReleaseDC(hWnd, hdc);
return 0;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
if (IDYES==result)
{
SetBkColor(hdc, RGB(0, 255, 0));//字体背景
}
TextOut(hdc, 100, 100, TEXT("我的第一个窗口"),7);
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
KillTimer(hWnd, 1);
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
// “关于”框的消息处理程序。
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
UNREFERENCED_PARAMETER(lParam);
switch (message)
{
case WM_INITDIALOG:
return (INT_PTR)TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
{
EndDialog(hDlg, LOWORD(wParam));
return (INT_PTR)TRUE;
}
break;
}
return (INT_PTR)FALSE;
}