1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
| // Course.cpp : Определяет точку входа для приложения.
//
#include "framework.h"
#include "Course.h"
#include <commdlg.h>
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
BOOL DrawLine(HDC hdc, int x1, int y1, int x2, int y2);
int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPreviousInst, LPSTR lpCommandLine, INT nCommandShow) {
HWND hMainWnd;
TCHAR szClassName[] = L"Мой класс";
MSG msg;
WNDCLASSEX wc;
wc.cbSize = sizeof(wc);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.lpszMenuName = NULL;
wc.lpszClassName = szClassName;
wc.cbWndExtra = NULL;
wc.cbClsExtra = NULL;
wc.hIcon = LoadIcon(NULL, IDI_WINLOGO);
wc.hIconSm = LoadIcon(NULL, IDI_WINLOGO);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wc.hInstance = hInst;
if (!RegisterClassEx(&wc)) {
MessageBox(NULL,
L"Не получилось зарегистрировать класс!",
L"Ошибка", MB_OK);
return NULL;
}
const int w = 460, h = 400;
int x = (GetSystemMetrics(SM_CXSCREEN) - w) / 2;
int y = (GetSystemMetrics(SM_CYSCREEN) - h) / 2;
hMainWnd = CreateWindow(
szClassName,
L"Полноценная оконная процедура",
WS_OVERLAPPEDWINDOW,
x, y, w, h,
NULL,
NULL,
HINSTANCE(hInst),
NULL);
if (!hMainWnd) {
MessageBox(NULL, L"Не получилось создать окно!", L"Ошибка", MB_OK);
return NULL;
}
HMENU WINAPI CreateMenu(void);
ShowWindow(hMainWnd, nCommandShow);
UpdateWindow(hMainWnd);
while (GetMessage(&msg, NULL, NULL, NULL)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
HDC hdc;
PAINTSTRUCT ps;
static HWND hBtn, hEdit;
HINSTANCE hInst;
LOGFONT font;
font.lfHeight = 18;
font.lfWidth = 0;
font.lfEscapement = 0;
font.lfOrientation = 0;
font.lfWeight = 100;
font.lfItalic = 0;
font.lfUnderline = 0;
font.lfStrikeOut = 0;
font.lfCharSet = RUSSIAN_CHARSET;
font.lfOutPrecision = 0;
font.lfClipPrecision = 0;
font.lfQuality = 0;
font.lfPitchAndFamily = 0;
HFONT hfont;
hfont = CreateFontIndirect(&font);
static BOOL PressKey = FALSE;
TCHAR saleBuf[1024] = {};
float saleBooks = 0;
float storageBooks = 0;
float yCordSale = 0;
float yCordStorage = 0;
float maxBooks = 0;
float rate = 0;
static TCHAR storageBuf[1024] = {}; // буфер для данных из файла
static OPENFILENAME file; // структура станд. блока диалога
static TCHAR name[MAX_PATH]; // буфер для имени файла
static HANDLE hFile; // дескриптор файла
DWORD m;
switch (uMsg) {
case WM_CREATE: {
hInst = ((LPCREATESTRUCT)lParam)->hInstance;
hBtn = CreateWindow(L"button", L"Рассчитать" ,WS_CHILD | WS_VISIBLE | WS_BORDER, 35, 270, 120, 30, hwnd, (HMENU)10001, hInst, NULL);
hEdit = CreateWindowEx(WS_EX_CLIENTEDGE, L"edit", L"", WS_CHILD | WS_VISIBLE | ES_LEFT, 10, 230, 180, 25, hwnd, (HMENU)10000, hInst, NULL);
HMENU hMenubar = CreateMenu();
HMENU hOption = CreateMenu();
HMENU hFile = CreateMenu();
AppendMenu(hMenubar, MF_POPUP | MF_STRING, (UINT_PTR)hFile, L"Файл");
AppendMenu(hFile, MF_STRING, 500, L"Выход");
AppendMenu(hFile, MF_STRING, 1000, L"Открыть файл");
AppendMenu(hMenubar, MF_POPUP | MF_STRING, (UINT_PTR)hOption, L"Справка");
AppendMenu(hOption, MF_STRING, 800, L"Помощь");
AppendMenu(hOption, MF_STRING, 900, L"О программе");
SetMenu(hwnd, hMenubar);
}
case WM_SIZING://Окно нельзя сдвинуть с места
{
RECT rc;
GetWindowRect(hwnd, &rc);
*((LPRECT)lParam) = rc;
}
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
case 10001:
PressKey = TRUE;
InvalidateRect(hwnd, NULL, true);
break;
case 1000:
ZeroMemory(&file, sizeof(OPENFILENAME));
file.lStructSize = sizeof(OPENFILENAME);
file.hwndOwner = hwnd;
file.lpstrFile = name;
file.nMaxFile = sizeof(name);
file.lpstrFilter = L"txt\0*.TXT\0";
file.nFilterIndex = 1;
file.lpstrFileTitle = NULL;
file.nMaxFileTitle = 0;
file.lpstrInitialDir = NULL;
file.Flags = OFN_EXPLORER | OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST;
if (GetOpenFileName(&file) == TRUE) {
hFile = CreateFile(name, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE) {
MessageBox(hwnd,L"CreateFile Falied:"+GetLastError(),L"Ошибка",0);
}
BOOL rdFile = ReadFile(hFile, storageBuf, sizeof(storageBuf), &m, NULL); //функциячтения данных
if (rdFile == FALSE) {
MessageBox(hwnd,L"ReadFile Falied",L"Ошибка",0);
}
MessageBox(hwnd, storageBuf, L"", 0);
CloseHandle(hFile);
}
break; //выход из цикла
case 900: // нажимаем на справку - о программе
MessageBox(hwnd, TEXT("Напишите программу, в окне которой в виде полигона отображается "
"информация об изменении стоимости акций какой-либо компании "
"(например, ОАО 'Газпром') запоследний месяц."), TEXT("О программе"), 0);
DrawMenuBar(hwnd);
break;
case 800:
MessageBox(hwnd, TEXT("Здесь описывается помощь для работы программы"), TEXT("Помощь"), 0);
DrawMenuBar(hwnd);
break;
case 500: // нажимаем на выход
PostQuitMessage(0); // закрываем
break;
}
break;
}
case WM_PAINT:
{
hdc = BeginPaint(hwnd, &ps);
SelectObject(hdc, hfont);
TextOut(hdc, 10, 190, L"Введите количество", 18);
TextOut(hdc, 10, 210, L"проданных книг", 14);
DrawLine(hdc, 200, 300, 200, 20);
DrawLine(hdc, 200, 300, 440, 300);
if (PressKey) {
GetWindowText(hEdit, saleBuf, 1024);
saleBooks = _tstoi(saleBuf);
storageBooks = _tstoi(storageBuf);
if (storageBooks > saleBooks) {
maxBooks = storageBooks;
}
else {
maxBooks = saleBooks;
}
rate = (280 / maxBooks) / 1.3;
yCordSale = rate * saleBooks;
yCordStorage = rate * storageBooks;
if (storageBooks > saleBooks) {
TextOut(hdc, 270, 300 - yCordSale, LPWSTR(saleBuf), 4);
HBRUSH hBrush = CreateSolidBrush(RGB(255,0,0));
HGDIOBJ oldBrush = SelectObject(hdc, hBrush);
Rectangle(hdc, 230, 300 - yCordSale, 260, 300);
Ellipse(hdc, 230, 310, 235, 315);
TextOut(hdc, 240, 310, L"Продано", 7);
TextOut(hdc, 385, 300 - yCordStorage, LPWSTR(storageBuf), 1);
hBrush = CreateSolidBrush(RGB(0, 128, 0));
oldBrush = SelectObject(hdc, hBrush);
Rectangle(hdc, 350, 300 - yCordStorage, 380, 300);
Ellipse(hdc, 350, 310, 355, 315);
TextOut(hdc, 360, 310, L"На складе", 9);
}
else {
TextOut(hdc, 385, 300 - yCordSale, LPWSTR(saleBuf), 4);
HBRUSH hBrush = CreateSolidBrush(RGB(255, 0, 0));
HGDIOBJ oldBrush = SelectObject(hdc, hBrush);
Rectangle(hdc, 230, 300 - yCordStorage, 260, 300);
Ellipse(hdc, 230, 310, 235, 315);
TextOut(hdc, 240, 310, L"На складе", 9);
TextOut(hdc, 270, 300 - yCordStorage, LPWSTR(storageBuf), 4);
hBrush = CreateSolidBrush(RGB(0, 128, 0));
oldBrush = SelectObject(hdc, hBrush);
Rectangle(hdc, 350, 300 - yCordSale, 380, 300);
Ellipse(hdc, 350, 310, 355, 315);
TextOut(hdc, 360, 310, L"Продано", 7);
}
PressKey = FALSE;
SetWindowText(hEdit, L"");
}
EndPaint(hwnd, &ps);
break;
}
case WM_DESTROY:
PostQuitMessage(NULL);
break;
default:
return DefWindowProc(hwnd, uMsg, wParam, lParam);
}
return NULL;
}
BOOL DrawLine(HDC hdc, int x1, int y1, int x2, int y2)
{
POINT pt;
MoveToEx(hdc, x1, y1, &pt);
return LineTo(hdc, x2, y2);
} |
(
