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1.1 root 1: /* Copyright (C) 2004 TrueCrypt Team, truecrypt.org
2: This product uses components written by Paul Le Roux <[email protected]> */
3:
4: #include "TCdefs.h"
5: #include "combo.h"
6:
7: #include <time.h>
8:
9: #define SIZEOF_MRU_LIST 8
10:
11: void
12: AddComboItem (HWND hComboBox, char *lpszFileName)
13: {
14: LPARAM nIndex;
15:
16: nIndex = SendMessage (hComboBox, CB_FINDSTRINGEXACT, (WPARAM) - 1,
17: (LPARAM) & lpszFileName[0]);
18:
19: if (nIndex == CB_ERR && *lpszFileName)
20: {
21: long lTime = time (NULL);
22: nIndex = SendMessage (hComboBox, CB_ADDSTRING, 0, (LPARAM) & lpszFileName[0]);
23: if (nIndex != CB_ERR)
24: SendMessage (hComboBox, CB_SETITEMDATA, nIndex, (LPARAM) lTime);
25: }
26:
27: if (nIndex != CB_ERR && *lpszFileName)
28: nIndex = SendMessage (hComboBox, CB_SETCURSEL, nIndex, 0);
29:
30: if (*lpszFileName == 0)
31: {
32: SendMessage (hComboBox, CB_SETCURSEL, (WPARAM) - 1, 0);
33: }
34: }
35:
36:
37: LPARAM
38: MoveEditToCombo (HWND hComboBox)
39: {
40: char szTmp[256] =
41: {0};
42:
43: GetWindowText (hComboBox, szTmp, sizeof (szTmp));
44:
45: if (strlen (szTmp) > 0)
46: {
47: LPARAM nIndex = SendMessage (hComboBox, CB_FINDSTRINGEXACT, (WPARAM) - 1,
48: (LPARAM) & szTmp[0]);
49: if (nIndex == CB_ERR)
50: {
51: long lTime = time (NULL);
52: nIndex = SendMessage (hComboBox, CB_ADDSTRING, 0, (LPARAM) & szTmp[0]);
53: if (nIndex != CB_ERR)
54: SendMessage (hComboBox, CB_SETITEMDATA, nIndex, (DWORD) lTime);
55: }
56: else
57: {
58: long lTime = time (NULL);
59: SendMessage (hComboBox, CB_SETITEMDATA, nIndex, (DWORD) lTime);
60: }
61:
62: return nIndex;
63: }
64:
65: return SendMessage (hComboBox, CB_GETCURSEL, 0, 0);
66: }
67:
68: int
69: GetOrderComboIdx (HWND hComboBox, int *nIdxList, int nElems)
70: {
71: int x = (int) SendMessage (hComboBox, CB_GETCOUNT, 0, 0);
72: if (x != CB_ERR)
73: {
74: int i, nHighIdx = CB_ERR;
75: long lHighTime = -1;
76:
77: for (i = 0; i < x; i++)
78: {
79: long lTime = SendMessage (hComboBox, CB_GETITEMDATA, (WPARAM) i, 0);
80: if (lTime > lHighTime)
81: {
82: int n;
83: for (n = 0; n < nElems; n++)
84: if (nIdxList[n] == i)
85: break;
86: if (n == nElems)
87: {
88: lHighTime = lTime;
89: nHighIdx = i;
90: }
91: }
92: }
93:
94: return nHighIdx;
95: }
96:
97: return CB_ERR;
98: }
99:
100: LPARAM
101: UpdateComboOrder (HWND hComboBox)
102: {
103: LPARAM nIndex;
104:
105: nIndex = SendMessage (hComboBox, CB_GETCURSEL, 0, 0);
106:
107: if (nIndex != CB_ERR)
108: {
109: long lTime = time (NULL);
110: nIndex = SendMessage (hComboBox, CB_SETITEMDATA, (WPARAM) nIndex,
111: (LPARAM) lTime);
112: }
113:
114: return nIndex;
115: }
116:
117: void
118: LoadCombo (HWND hComboBox, char *lpszKey)
119: {
120: int i;
121:
122: for (i = 0; i < SIZEOF_MRU_LIST; i++)
123: {
124: char szTmp[256], szKey[32], szTmp2[32];
125:
126: *szTmp = 0;
127:
128: sprintf (szTmp2, "%s%s", lpszKey, "%d");
129: sprintf (szKey, szTmp2, i);
130: ReadRegistryString (szKey, "", szTmp, sizeof (szTmp));
131:
132: AddComboItem (hComboBox, szTmp);
133: }
134:
135: SendMessage (hComboBox, CB_SETCURSEL, 0, 0);
136:
137: }
138:
139: void
140: DumpCombo (HWND hComboBox, char *lpszKey, int bClear)
141: {
142: int i, nComboIdx[SIZEOF_MRU_LIST];
143:
144: /* combo list part:- get mru items */
145: for (i = 0; i < SIZEOF_MRU_LIST; i++)
146: nComboIdx[i] = bClear ? CB_ERR : GetOrderComboIdx (hComboBox, &nComboIdx[0], i);
147:
148: /* combo list part:- write out mru items */
149: for (i = 0; i < SIZEOF_MRU_LIST; i++)
150: {
151: char szTmp[256], szKey[32], szTmp2[32];
152:
153: *szTmp = 0;
154:
155: if (nComboIdx[i] != CB_ERR)
156: SendMessage (hComboBox, CB_GETLBTEXT, nComboIdx[i], (LPARAM) & szTmp[0]);
157:
158: sprintf (szTmp2, "%s%s", lpszKey, "%d");
159: sprintf (szKey, szTmp2, i);
160:
161: WriteRegistryString (szKey, szTmp);
162: }
163: }
164:
165: void
166: ClearCombo (HWND hComboBox)
167: {
168: int i;
169: for (i = 0; i < SIZEOF_MRU_LIST; i++)
170: {
171: SendMessage (hComboBox, CB_DELETESTRING, 0, 0);
172: }
173: }
174:
175: int
176: IsComboEmpty (HWND hComboBox)
177: {
178: return SendMessage (hComboBox, CB_GETCOUNT, 0, 0) < 1;
179: }
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