If(!RegisterClass(&w)) return false;

menu=LoadMenu(NULL,(LPCTSTR)IDR_MENU1);

hWnd=CreateWindow(ProgName,Title, WS_OVERLAPPEDWINDOW|WS_HSCROLL|WS_VSCROLL,0,0,

CW_USEDEFAULT, CW_USEDEFAULT, NULL, menu, hInstance, NULL);

If (!hWnd) return false;

ShowWindow(hWnd, nCmdShow);

while(GetMessage(&msg, NULL, 0, 0))

{

TranslateMessage(&msg);

DispatchMessage(&msg);

}

return msg.wParam;

}

LONG MyWinP(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)

{

PAINTSTRUCT ps;

HDC hdc;

HBRUSH brush;

static COLORREF clf;

HMENU popupmenu;

int x,y;

RECT rt;

static HMENU systemmenu;

switch(msg)

{

case WM_COMMAND:

switch (LOWORD(wParam))

{

case ID_RED:

clf=RGB(255,0,0);

GetClientRect(hWnd, &rt);

InvalidateRect(hWnd,&rt,true);

break;

case ID_GREEN:

clf=RGB(0,255,0);

GetClientRect(hWnd, &rt);

InvalidateRect(hWnd,&rt,true);

break;

case ID_BLUE:

clf=RGB(0,0,255);

GetClientRect(hWnd, &rt);

InvalidateRect(hWnd,&rt,true);

break;

}

break;

case WM_CREATE:

clf=RGB(255,0,0);

systemmenu=GetSystemMenu(hWnd,FALSE);

AppendMenu(systemmenu,MF_SEPARATOR,0,0);

AppendMenu(systemmenu,0,5000,"Зеленый");

AppendMenu(systemmenu,MF_SEPARATOR,0,0);

AppendMenu(systemmenu,0,5001,"Сообщение1");

break;

case WM_CONTEXTMENU:

popupmenu=GetSubMenu(GetMenu(hWnd),0);

x=LOWORD(lParam);

y=HIWORD(lParam);

TrackPopupMenu(popupmenu,TPM_CENTERALIGN|TPM_LEFTBUTTON|TPM_VCENTERALIGN,x,y,0,hWnd,NULL);

break;

case WM_SYSCOMMAND:

if (LOWORD(wParam)==5000)

{

clf=RGB(0,255,0);

GetClientRect(hWnd, &rt);

InvalidateRect(hWnd,&rt,true);

break;

}

if (LOWORD(wParam)==5001)

{

MessageBox(hWnd,"Сообщение 1",NULL,MB_OK);

break;

}

return DefWindowProc(hWnd, msg, wParam, lParam);

break;

case WM_PAINT:

hdc=BeginPaint(hWnd,&ps);

brush=CreateSolidBrush(clf);

SelectObject(hdc, brush);

GetClientRect(hWnd, &rt);

Rectangle(hdc,rt.left,rt.top,rt.right,rt.bottom);

EndPaint(hWnd,&ps);

break;

case WM_DESTROY:

PostQuitMessage(0);

break;

default:

return DefWindowProc(hWnd, msg, wParam, lParam);

}

return 0;

}

Пример 2

По нажатию ЛКМ – окно диалога «сохранить как», а по ПКМ – окно диалога изменения шрифта.

#include <windows.h>

#include <string.h>

#include <stdlib.h>

#include <stdio.h>

LONG MyWinP(HWND, UINT,WPARAM,LPARAM);

Int winapi WinMain(hinstance hInstance, hinstance hPrevInstance, lpstr lpCmdLine, int nCmdShow)

{

char ProgName[]="My Window";

char Title[]="Заголовок окна";

HWND hWnd; MSG msg;

WNDCLASS w;

w.lpszClassName=ProgName;

w.hInstance=hInstance;

w.lpfnWndProc=(WNDPROC)MyWinP;

w.hCursor=LoadCursor(NULL, IDC_ARROW);

w.hIcon=LoadIcon(NULL, IDI_APPLICATION);

w.lpszMenuName=NULL;

w.hbrBackground=(HBRUSH)(COLOR_WINDOW+1);

w.style=CS_HREDRAW | CS_VREDRAW;

w.cbClsExtra=0;

w.cbWndExtra=0;

If(!RegisterClass(&w)) return false;

hWnd=CreateWindow(ProgName,Title, WS_OVERLAPPEDWINDOW|WS_HSCROLL|WS_VSCROLL,0,0, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL);

If (!hWnd) return false;

ShowWindow(hWnd, nCmdShow);

while(GetMessage(&msg, NULL, 0, 0))

{

TranslateMessage(&msg);

DispatchMessage(&msg);

}

return msg.wParam;}

LONG MyWinP(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)

{

PAINTSTRUCT ps;

HDC hdc;

static CHOOSECOLOR ccol;

static COLORREF clf;

static COLORREF clfusers[16];

RECT rt;

HBRUSH brush;

HFONT font;

HANDLE hOldBrush, hOldFont;

static CHOOSEFONT cfont;

static COLORREF colfont;

static LOGFONT lf;

static OPENFILENAME ofn;

static char filename[256];

FILE *f;

switch(msg)

{ case WM_CREATE:

ccol.lStructSize=sizeof(CHOOSECOLOR);

ccol.Flags=CC_RGBINIT;

ccol.lpCustColors=clfusers;

clf=RGB(192,217,192);

colfont=RGB(0,255,0);

lf.lfHeight=20;

lf.lfWidth=20;

lf.lfEscapement=0;

lf.lfOrientation=0;

lf.lfItalic=1;

lf.lfUnderline=1;

lf.lfStrikeOut=0;

lf.lfWeight=FW_BOLD;

lf.lfCharSet=RUSSIAN_CHARSET;

strcpy(lf.lfFaceName,"Arial");

cfont.lStructSize=sizeof(CHOOSEFONT);

cfont.Flags=CF_SCREENFONTS|CF_EFFECTS|CF_INITTOLOGFONTSTRUCT;

ZeroMemory(&ofn, sizeof(OPENFILENAME));

ofn.lStructSize = sizeof(OPENFILENAME);

ofn.hwndOwner = hWnd;

ofn.lpstrFile = filename;

ofn.nMaxFile = sizeof(filename);

ofn.lpstrFilter = "Data files (*.dat)\0*.dat\0Text files (*.txt)\0*.txt\0Data and Text files (*.dat;*.txt)\0*.dat;*.txt\0All files (*.*)\0*.*\0";

ofn.nFilterIndex = 1;

ofn.lpstrFileTitle = NULL;

ofn.nMaxFileTitle = 0;

ofn.lpstrInitialDir = NULL;

ofn.lpstrDefExt="dat";

break;

case WM_LBUTTONDOWN:

ofn.Flags=OFN_OVERWRITEPROMPT;

if (GetSaveFileName(&ofn))

{

f=fopen(ofn.lpstrFile,"w");

fprintf(f,"%x %x %x %x \n%s",lf.lfWidth, lf.lfHeight, lf.lfWeight, colfont, lf.lfFaceName);

fclose(f);

}

break;

case WM_RBUTTONDOWN:

cfont.lpLogFont=&lf;

cfont.rgbColors=colfont;

if (ChooseFont(&cfont))

{

lf=*cfont.lpLogFont;

colfont=cfont.rgbColors;

GetClientRect(hWnd,&rt);