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1.1 root 1:
2: //-----------------------------------------------------------------------------
3: // This is a part of the Microsoft Source Code Samples.
4: // Copyright (C) 1993 Microsoft Corporation.
5: // All rights reserved.
6: //
7: // This source code is only intended as a supplement to
8: // Microsoft Development Tools and/or WinHelp documentation.
9: // See these sources for detailed information regarding the
10: // Microsoft samples programs.
11: //-----------------------------------------------------------------------------
12:
13: /****************************************************************************\
14: * dialogs.c -- sample program demonstrating Windows Sockets APIs.
15: *
16: * Handles the dialog boxes for the WSOCK sample.
17: *
18: ****************************************************************************/
19:
20: #include <stdio.h>
21: #include <stdlib.h> /* atoi */
22: #include <windows.h>
23: #include <winsock.h>
24: #include "wsock.h"
25:
26: extern u_short portno; /* Which tcp port are we going to use? */
27: extern char szBuff[80];
28:
29: /****************************************************************************
30: *
31: * FUNCTION: GetTcpPort(HWND, UINT, UINT, LONG)
32: *
33: * PURPOSE: dialog callback procedure. Allows the user to enter the
34: * tcp port number, or a service name.
35: *
36: *\***************************************************************************/
37:
38: LRESULT APIENTRY GetTcpPort(
39: HWND hDlg, /* window handle of the dialog box */
40: UINT message, /* type of message */
41: UINT wParam, /* message-specific information */
42: LONG lParam)
43: {
44:
45: switch (message) {
46: case WM_INITDIALOG: /* message: initialize dialog box */
47: SetFocus( GetDlgItem( hDlg, IDD_EDIT));
48: return (TRUE);
49:
50: case WM_COMMAND: { /* message: received a command */
51: switch(LOWORD(wParam)) {
52: case IDOK: /* "OK" box selected? */
53: {
54: GetDlgItemText( hDlg, IDD_EDIT, szBuff, 80);
55: if ((portno = atoi(szBuff)) == 0)
56: EndDialog( hDlg, 2 );
57: else
58: EndDialog( hDlg, 1 );
59: }
60: break;
61:
62: case IDCANCEL: /* System menu close command? */
63: EndDialog(hDlg, 0); /* Exits the dialog box */
64: break;
65:
66: default:
67: return FALSE;
68: }
69: return (TRUE);
70: }
71: } /* switch message */
72:
73: return (FALSE); /* Didn't process a message */
74: UNREFERENCED_PARAMETER(lParam);
75: }
76:
77: /****************************************************************************
78: *
79: * FUNCTION: GetHostName(HWND, UINT, UINT, LONG)
80: *
81: * PURPOSE: dialog callback procedure. Allows the user to enter the
82: * the host name. Used for menu item "Check Host Name" and
83: * also for menu item "Connect".
84: *
85: *\***************************************************************************/
86:
87: LRESULT APIENTRY GetHostName(
88: HWND hDlg, /* window handle of the dialog box */
89: UINT message, /* type of message */
90: UINT wParam, /* message-specific information */
91: LONG lParam)
92: {
93:
94: switch (message) {
95: case WM_INITDIALOG: /* message: initialize dialog box */
96: SetFocus( GetDlgItem( hDlg, IDD_EDIT));
97: return (TRUE);
98: case WM_COMMAND: { /* message: received a command */
99: switch(LOWORD(wParam)) {
100: case IDOK: /* "OK" box selected? */
101: {
102: GetDlgItemText( hDlg, IDD_EDIT, szBuff, 80);
103: EndDialog(hDlg, TRUE); /* Exits the dialog box */
104: }
105: break;
106: case IDCANCEL: /* System menu close command? */
107: EndDialog(hDlg, FALSE); /* Exits the dialog box */
108: break;
109: default:
110: return FALSE;
111: }
112: return (TRUE);
113: }
114: } /* switch message */
115:
116: return (FALSE); /* Didn't process a message */
117: UNREFERENCED_PARAMETER(lParam);
118: }
119: /****************************************************************************
120: *
121: * FUNCTION: About(HWND, UINT, UINT, LONG)
122: *
123: * PURPOSE: dialog callback procedure for "about" box.
124: *
125: *\***************************************************************************/
126:
127: LRESULT APIENTRY About(
128: HWND hDlg, /* window handle of the dialog box */
129: UINT message, /* type of message */
130: UINT wParam, /* message-specific information */
131: LONG lParam)
132: {
133: switch (message) {
134: case WM_COMMAND: /* message: received a command */
135: if (LOWORD(wParam) == IDOK /* "OK" box selected? */
136: || LOWORD(wParam) == IDCANCEL) { /* System menu close command? */
137: EndDialog(hDlg, TRUE); /* Exits the dialog box */
138: return (TRUE); /* WM_COMMAND */
139: }
140: break;
141: } /* End switch message */
142: return (FALSE); /* Didn't process a message */
143: UNREFERENCED_PARAMETER(lParam);
144: }
145:
146: /****************************************************************************
147: *
148: * FUNCTION: DisplayHostEnt(HWND, UINT, UINT, LONG)
149: *
150: * PURPOSE: dialog callback procedure. Displays the information
151: * returned by gethostbyname() (HOSTENT structure).
152: *
153: *\***************************************************************************/
154:
155: LRESULT APIENTRY DisplayHostEnt(
156: HWND hDlg, /* window handle of the dialog box */
157: UINT message, /* type of message */
158: UINT wParam, /* message-specific information */
159: LONG lParam)
160: {
161:
162: DWORD ret;
163: switch (message) {
164: /*
165: * Initialize dialog box
166: */
167: case WM_INITDIALOG:
168: {
169: int count = 0;
170:
171: SetWindowText( GetDlgItem( hDlg, IDD_HOSTNAME), (LPCTSTR)phe->h_name);
172:
173: while (phe->h_aliases[count] != NULL) {
174: SendDlgItemMessage(hDlg, IDD_LBALIAS, LB_ADDSTRING, 0, (LPARAM)(phe->h_aliases[count]));
175: count++;
176: }
177:
178: count = 0;
179:
180: /*
181: * Enumerate all the hosts IP addresses.
182: */
183: while (phe->h_addr_list[count] != NULL) {
184: sprintf( szBuff, "%u.%u.%u.%u",
185: (unsigned char) phe->h_addr_list[count][0],
186: (unsigned char) phe->h_addr_list[count][1],
187: (unsigned char) phe->h_addr_list[count][2],
188: (unsigned char) phe->h_addr_list[count][3]);
189:
190: count++;
191:
192: /*
193: * Fill the dialog box..
194: */
195: if ((ret = SendDlgItemMessage(hDlg, IDD_LBADDR, LB_ADDSTRING, 0, (LPARAM)(LPCTSTR)szBuff)) == LB_ERR)
196: MessageBox(hDlg, szBuff, "Couldn't add address..", MB_OK);
197: }
198:
199: } /* while( more IP addresses ) */
200: return (TRUE); /* WM_INITDIALOG */
201:
202: /*
203: * Received a command message
204: */
205: case WM_COMMAND:
206: if (LOWORD(wParam) == IDOK) {
207: EndDialog(hDlg, TRUE); /* Exits the dialog box */
208: return TRUE;
209: }
210: return FALSE; /* WM_COMMAND */
211: } /* switch message */
212:
213: return (FALSE); /* Didn't process a message */
214: UNREFERENCED_PARAMETER(lParam);
215: } /* DisplayHostEnt */
216:
217: /****************************************************************************
218: *
219: * FUNCTION: GetSendString(HWND, UINT, UINT, LONG)
220: *
221: * PURPOSE: dialog callback procedure. Allows the user to enter a
222: * string to be sent to the connected remote host.
223: *
224: *\***************************************************************************/
225:
226: LRESULT APIENTRY GetSendString(
227: HWND hDlg, /* window handle of the dialog box */
228: UINT message, /* type of message */
229: UINT wParam, /* message-specific information */
230: LONG lParam)
231: {
232:
233: switch (message) {
234: case WM_INITDIALOG: /* message: initialize dialog box */
235: SetFocus( GetDlgItem( hDlg, IDD_EDIT));
236: return (TRUE);
237: case WM_COMMAND: { /* message: received a command */
238: switch(LOWORD(wParam)) {
239: case IDOK: /* "OK" box selected? */
240: {
241:
242: /*
243: * Store string in szBuff (global buffer)
244: */
245: GetDlgItemText( hDlg, IDD_EDIT, szBuff, 80);
246: EndDialog(hDlg, TRUE); /* Exits the dialog box */
247: }
248: break;
249: case IDCANCEL: /* System menu close command? */
250: EndDialog(hDlg, FALSE); /* Exits the dialog box */
251: break;
252: default:
253: return FALSE;
254: }
255: return (TRUE);
256: }
257: } /* switch message */
258:
259: return (FALSE); /* Didn't process a message */
260: UNREFERENCED_PARAMETER(lParam);
261: } /* GetString */
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