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1.1 root 1: #include "pwalk.h"
2: #include <commdlg.h>
3:
4:
5: /* global file name variables */
6: char szExeFilterSpec[128] = "Executable Files (*.EXE)\0*.EXE\0";
7:
8:
9: /* call the OpenFile common dialog to get a filename */
10: BOOL WINAPI GetFileName (
11: HWND hWnd,
12: char *lpszFilePath,
13: char *lpszExt)
14: {
15: OPENFILENAME ofn;
16: char szFileOpen[25];
17: char szExt[10];
18: char szTitle[MAX_PATH];
19:
20: *szTitle = 0;
21:
22: if (lpszExt && *lpszExt)
23: strcpy (szExt, lpszExt);
24: else
25: LoadString ((HANDLE)GetModuleHandle (NULL),
26: IDS_EXEFILEEXT,
27: szExt,
28: sizeof (szExt));
29:
30: LoadString ((HANDLE)GetModuleHandle (NULL),
31: IDS_FILEOPENTITLE,
32: szFileOpen,
33: sizeof (szFileOpen));
34:
35: ofn.lStructSize = sizeof (OPENFILENAME);
36: ofn.hwndOwner = NULL;
37: ofn.lpstrFilter = szExeFilterSpec;
38: ofn.lpstrCustomFilter = NULL;
39: ofn.nMaxCustFilter = 0;
40: ofn.nFilterIndex = 0;
41: ofn.lpstrFile = lpszFilePath;
42: ofn.nMaxFile = MAX_PATH;
43: ofn.lpstrInitialDir = NULL;
44: ofn.lpstrFileTitle = szTitle;
45: ofn.nMaxFileTitle = MAX_PATH;
46: ofn.lpstrTitle = szFileOpen;
47: ofn.lpstrDefExt = szExt;
48: ofn.Flags = OFN_FILEMUSTEXIST;
49:
50: /* call common open dialog and return result */
51: return (GetOpenFileName ((LPOPENFILENAME)&ofn));
52: }
53:
54:
55:
56: /* invokes the saveas common dialog to retrieve a file name */
57: /* function retrieves the filename from the path */
58: void WINAPI GetFileFromPath (
59: char *lpszFullPath,
60: char *lpszFile)
61: {
62: char *lpPtr = lpszFullPath + strlen (lpszFullPath);
63:
64: /* file is at end of path, so search backwards to first \ or : char */
65: while (lpPtr > lpszFullPath)
66: {
67: if (*lpPtr == '\\' ||
68: *lpPtr == ':')
69: {
70: lpPtr++;
71: break;
72: }
73: lpPtr--;
74: }
75:
76: /* return filename if found, or full path passed in */
77: strcpy (lpszFile, lpPtr);
78: }
79:
80:
81:
82:
83: /* validate filename as executable image */
84: BOOL WINAPI IsValidFile (
85: char *lpszFilename)
86: {
87: OFSTRUCT of;
88: int nLen;
89: char *pStr;
90:
91: /* validate filename pointer */
92: if (lpszFilename == NULL ||
93: !*lpszFilename)
94: return FALSE;
95:
96: /* open the file for existance */
97: if (OpenFile (lpszFilename, &of, OF_EXIST) == -1)
98: /* fail validation */
99: return FALSE;
100:
101: /* test the extension is .EXE */
102: nLen = strlen (lpszFilename);
103: pStr = lpszFilename + nLen - 4;
104: if (!stricmp (pStr, ".EXE"))
105: /* pass validation */
106: return TRUE;
107:
108: /* fail validation */
109: return FALSE;
110: }
111:
112:
113:
114:
115: /* get win32 command line parameters */
116: BOOL WINAPI GetCmdLine(
117: char *lpStr,
118: char *lpszCmdLine,
119: BOOL *bBkgnd)
120: {
121: if (*lpStr)
122: {
123: /* skip application name which precedes parameters */
124: while (*lpStr != ' ' && *lpStr != 0)
125: lpStr++;
126:
127: /* skip spaces */
128: while (*lpStr == ' ' && *lpStr != 0)
129: lpStr++;
130:
131: /* indeed command line parameter(s) present */
132: if (*lpStr != 0)
133: {
134: /* if background switch, set flag and remove switch from command line */
135: if ((*lpStr == '/' || *lpStr == '-') &&
136: (*(lpStr+1) == 'b' || *(lpStr+1) == 'B'))
137: {
138: *bBkgnd = TRUE;
139: lpStr += 2;
140:
141: if (*lpStr == 0)
142: *lpszCmdLine = 0;
143: else
144: strcpy (lpszCmdLine, lpStr);
145: }
146: /* maybe switch is embedded in parameter(s) somewhere */
147: else
148: {
149: char *pStr = lpStr;
150: char *pCmdLine = lpszCmdLine;
151: int i, nCnt;
152:
153: while (*pStr != 0)
154: {
155: /* background switch is set, so prepare parameters and set flag */
156: if ((*pStr == '/' || *pStr == '-') &&
157: (*(pStr+1) == 'b' || *(pStr+1) == 'B'))
158: {
159: *bBkgnd = TRUE;
160:
161: /* copy from beg. of lpStr to *pStr to lpszCmdLine */
162: nCnt = pStr - lpStr;
163: for (i=0; i<nCnt; i++)
164: lpszCmdLine[i] = lpStr[i];
165: lpszCmdLine[i] = 0;
166: strcat (lpszCmdLine, (pStr+2));
167:
168: /* break from loop */
169: break;
170: }
171:
172: pStr++;
173: }
174:
175: /* no switch found, can only edit one file, remove extra parameters */
176: if (*pStr == 0)
177: {
178: pStr = lpStr;
179:
180: while (*pStr != ' ' && *pStr != 0)
181: pStr++;
182:
183: if (*pStr == ' ')
184: *pStr = 0;
185:
186: strcpy (lpszCmdLine, lpStr);
187: }
188: }
189: }
190: else
191: return FALSE;
192: }
193: else
194: return FALSE;
195:
196: return TRUE;
197: }
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