/[dtapublic]/sf_code/esrgpcpj/egc/egc_main.cpp
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Contents of /sf_code/esrgpcpj/egc/egc_main.cpp

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Revision 26 - (show annotations) (download)
Sat Oct 8 06:57:57 2016 UTC (7 years, 9 months ago) by dashley
File size: 4664 byte(s)
Initial commit.
1 // ijc.cpp : Defines the entry point for the application.
2 //
3
4 #include <windows.h>
5
6 #include "resource.h"
7
8 #define MAX_LOADSTRING 100
9
10 // Global Variables:
11 HINSTANCE hInst; // current instance
12 TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
13 TCHAR szWindowClass[MAX_LOADSTRING]; // The title bar text
14
15 // Foward declarations of functions included in this code module:
16 ATOM MyRegisterClass(HINSTANCE hInstance);
17 BOOL InitInstance(HINSTANCE, int);
18 LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
19 LRESULT CALLBACK About(HWND, UINT, WPARAM, LPARAM);
20
21 #if 0
22
23 int APIENTRY WinMain(HINSTANCE hInstance,
24 HINSTANCE hPrevInstance,
25 LPSTR lpCmdLine,
26 int nCmdShow)
27 {
28 // TODO: Place code here.
29 MSG msg;
30 HACCEL hAccelTable;
31
32 // Initialize global strings
33 LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
34 LoadString(hInstance, IDC_IJC, szWindowClass, MAX_LOADSTRING);
35 MyRegisterClass(hInstance);
36
37 // Perform application initialization:
38 if (!InitInstance (hInstance, nCmdShow))
39 {
40 return FALSE;
41 }
42
43 hAccelTable = LoadAccelerators(hInstance, (LPCTSTR)IDC_IJC);
44
45 // Main message loop:
46 while (GetMessage(&msg, NULL, 0, 0))
47 {
48 if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
49 {
50 TranslateMessage(&msg);
51 DispatchMessage(&msg);
52 }
53 }
54
55 return msg.wParam;
56 }
57 #endif
58
59
60 //
61 // FUNCTION: MyRegisterClass()
62 //
63 // PURPOSE: Registers the window class.
64 //
65 // COMMENTS:
66 //
67 // This function and its usage is only necessary if you want this code
68 // to be compatible with Win32 systems prior to the 'RegisterClassEx'
69 // function that was added to Windows 95. It is important to call this function
70 // so that the application will get 'well formed' small icons associated
71 // with it.
72 //
73 ATOM MyRegisterClass(HINSTANCE hInstance)
74 {
75 WNDCLASSEX wcex;
76
77 wcex.cbSize = sizeof(WNDCLASSEX);
78
79 wcex.style = CS_HREDRAW | CS_VREDRAW;
80 wcex.lpfnWndProc = (WNDPROC)WndProc;
81 wcex.cbClsExtra = 0;
82 wcex.cbWndExtra = 0;
83 wcex.hInstance = hInstance;
84 wcex.hIcon = LoadIcon(hInstance, (LPCTSTR)IDI_EGC);
85 wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
86 wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
87 wcex.lpszMenuName = (LPCSTR)IDC_EGC;
88 wcex.lpszClassName = szWindowClass;
89 wcex.hIconSm = LoadIcon(wcex.hInstance, (LPCTSTR)IDI_SMALL);
90
91 return RegisterClassEx(&wcex);
92 }
93
94
95 //
96 // FUNCTION: InitInstance(HANDLE, int)
97 //
98 // PURPOSE: Saves instance handle and creates main window
99 //
100 // COMMENTS:
101 //
102 // In this function, we save the instance handle in a global variable and
103 // create and display the main program window.
104 //
105 BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
106 {
107 HWND hWnd;
108
109 hInst = hInstance; // Store instance handle in our global variable
110
111 hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
112 CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);
113
114 if (!hWnd)
115 {
116 return FALSE;
117 }
118
119 ShowWindow(hWnd, nCmdShow);
120 UpdateWindow(hWnd);
121
122 return TRUE;
123 }
124
125 //
126 // FUNCTION: WndProc(HWND, unsigned, WORD, LONG)
127 //
128 // PURPOSE: Processes messages for the main window.
129 //
130 // WM_COMMAND - process the application menu
131 // WM_PAINT - Paint the main window
132 // WM_DESTROY - post a quit message and return
133 //
134 //
135 LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
136 {
137 int wmId, wmEvent;
138 PAINTSTRUCT ps;
139 HDC hdc;
140 TCHAR szHello[MAX_LOADSTRING];
141 LoadString(hInst, IDS_HELLO, szHello, MAX_LOADSTRING);
142
143 switch (message)
144 {
145 case WM_COMMAND:
146 wmId = LOWORD(wParam);
147 wmEvent = HIWORD(wParam);
148 // Parse the menu selections:
149 switch (wmId)
150 {
151 case IDM_ABOUT:
152 DialogBox(hInst, (LPCTSTR)IDD_ABOUTBOX, hWnd, (DLGPROC)About);
153 break;
154 case IDM_EXIT:
155 DestroyWindow(hWnd);
156 break;
157 default:
158 return DefWindowProc(hWnd, message, wParam, lParam);
159 }
160 break;
161 case WM_PAINT:
162 hdc = BeginPaint(hWnd, &ps);
163 // TODO: Add any drawing code here...
164 RECT rt;
165 GetClientRect(hWnd, &rt);
166 DrawText(hdc, szHello, strlen(szHello), &rt, DT_CENTER);
167 EndPaint(hWnd, &ps);
168 break;
169 case WM_DESTROY:
170 PostQuitMessage(0);
171 break;
172 default:
173 return DefWindowProc(hWnd, message, wParam, lParam);
174 }
175 return 0;
176 }
177
178 // Mesage handler for about box.
179 LRESULT CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
180 {
181 switch (message)
182 {
183 case WM_INITDIALOG:
184 return TRUE;
185
186 case WM_COMMAND:
187 if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
188 {
189 EndDialog(hDlg, LOWORD(wParam));
190 return TRUE;
191 }
192 break;
193 }
194 return FALSE;
195 }

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