diff options
Diffstat (limited to 'src/Common/Combo.c')
| -rw-r--r-- | src/Common/Combo.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/src/Common/Combo.c b/src/Common/Combo.c new file mode 100644 index 00000000..850cd020 --- /dev/null +++ b/src/Common/Combo.c @@ -0,0 +1,212 @@ +/*
+ Legal Notice: Some portions of the source code contained in this file were
+ derived from the source code of Encryption for the Masses 2.02a, which is
+ Copyright (c) 1998-2000 Paul Le Roux and which is governed by the 'License
+ Agreement for Encryption for the Masses'. Modifications and additions to
+ the original source code (contained in this file) and all other portions
+ of this file are Copyright (c) 2003-2008 TrueCrypt Developers Association
+ and are governed by the TrueCrypt License 3.0 the full text of which is
+ contained in the file License.txt included in TrueCrypt binary and source
+ code distribution packages. */
+
+#include "Tcdefs.h"
+#include "Combo.h"
+#include "Dlgcode.h"
+#include "Xml.h"
+
+#include <time.h>
+
+#define SIZEOF_MRU_LIST 20
+
+void AddComboItem (HWND hComboBox, char *lpszFileName, BOOL saveHistory)
+{
+ LPARAM nIndex;
+
+ if (!saveHistory)
+ {
+ SendMessage (hComboBox, CB_RESETCONTENT, 0, 0);
+ SetWindowText (hComboBox, lpszFileName);
+ return;
+ }
+
+ nIndex = SendMessage (hComboBox, CB_FINDSTRINGEXACT, (WPARAM) - 1, (LPARAM) & lpszFileName[0]);
+
+ if (nIndex == CB_ERR && *lpszFileName)
+ {
+ time_t lTime = time (NULL);
+ nIndex = SendMessage (hComboBox, CB_ADDSTRING, 0, (LPARAM) & lpszFileName[0]);
+ if (nIndex != CB_ERR)
+ SendMessage (hComboBox, CB_SETITEMDATA, nIndex, (LPARAM) lTime);
+ }
+
+ if (nIndex != CB_ERR && *lpszFileName)
+ nIndex = SendMessage (hComboBox, CB_SETCURSEL, nIndex, 0);
+
+ if (*lpszFileName == 0)
+ {
+ SendMessage (hComboBox, CB_SETCURSEL, (WPARAM) - 1, 0);
+ }
+}
+
+
+LPARAM MoveEditToCombo (HWND hComboBox, BOOL saveHistory)
+{
+ char szTmp[TC_MAX_PATH] = {0};
+
+ if (!saveHistory)
+ {
+ GetWindowText (hComboBox, szTmp, sizeof (szTmp));
+ SendMessage (hComboBox, CB_RESETCONTENT, 0, 0);
+ SetWindowText (hComboBox, szTmp);
+ return 0;
+ }
+
+ GetWindowText (hComboBox, szTmp, sizeof (szTmp));
+
+ if (strlen (szTmp) > 0)
+ {
+ LPARAM nIndex = SendMessage (hComboBox, CB_FINDSTRINGEXACT, (WPARAM) - 1,
+ (LPARAM) & szTmp[0]);
+ if (nIndex == CB_ERR)
+ {
+ time_t lTime = time (NULL);
+ nIndex = SendMessage (hComboBox, CB_ADDSTRING, 0, (LPARAM) & szTmp[0]);
+ if (nIndex != CB_ERR)
+ SendMessage (hComboBox, CB_SETITEMDATA, nIndex, (DWORD) lTime);
+ }
+ else
+ {
+ time_t lTime = time (NULL);
+ SendMessage (hComboBox, CB_SETITEMDATA, nIndex, (DWORD) lTime);
+ }
+
+ return nIndex;
+ }
+
+ return SendMessage (hComboBox, CB_GETCURSEL, 0, 0);
+}
+
+int GetOrderComboIdx (HWND hComboBox, int *nIdxList, int nElems)
+{
+ int x = (int) SendMessage (hComboBox, CB_GETCOUNT, 0, 0);
+ if (x != CB_ERR)
+ {
+ int i, nHighIdx = CB_ERR;
+ time_t lHighTime = -1;
+
+ for (i = 0; i < x; i++)
+ {
+ time_t lTime = SendMessage (hComboBox, CB_GETITEMDATA, (WPARAM) i, 0);
+ if (lTime > lHighTime)
+ {
+ int n;
+ for (n = 0; n < nElems; n++)
+ if (nIdxList[n] == i)
+ break;
+ if (n == nElems)
+ {
+ lHighTime = lTime;
+ nHighIdx = i;
+ }
+ }
+ }
+
+ return nHighIdx;
+ }
+
+ return CB_ERR;
+}
+
+LPARAM UpdateComboOrder (HWND hComboBox)
+{
+ LPARAM nIndex;
+
+ nIndex = SendMessage (hComboBox, CB_GETCURSEL, 0, 0);
+
+ if (nIndex != CB_ERR)
+ {
+ time_t lTime = time (NULL);
+ nIndex = SendMessage (hComboBox, CB_SETITEMDATA, (WPARAM) nIndex,
+ (LPARAM) lTime);
+ }
+
+ return nIndex;
+}
+
+void LoadCombo (HWND hComboBox)
+{
+ DWORD size;
+ char *history = LoadFile (GetConfigPath (TC_APPD_FILENAME_HISTORY), &size);
+ char *xml = history;
+ char volume[MAX_PATH];
+
+ if (xml == NULL) return;
+
+ while (xml = XmlFindElement (xml, "volume"))
+ {
+ XmlGetNodeText (xml, volume, sizeof (volume));
+ AddComboItem (hComboBox, volume, TRUE);
+ xml++;
+ }
+
+ SendMessage (hComboBox, CB_SETCURSEL, 0, 0);
+
+ free (history);
+}
+
+void DumpCombo (HWND hComboBox, int bClear)
+{
+ FILE *f;
+ int i, nComboIdx[SIZEOF_MRU_LIST];
+
+ if (bClear)
+ {
+ DeleteFile (GetConfigPath (TC_APPD_FILENAME_HISTORY));
+ return;
+ }
+
+ f = fopen (GetConfigPath (TC_APPD_FILENAME_HISTORY), "w");
+ if (f == NULL) return;
+
+ XmlWriteHeader (f);
+ fputs ("\n\t<history>", f);
+
+ /* combo list part:- get mru items */
+ for (i = 0; i < SIZEOF_MRU_LIST; i++)
+ nComboIdx[i] = GetOrderComboIdx (hComboBox, &nComboIdx[0], i);
+
+ /* combo list part:- write out mru items */
+ for (i = 0; i < SIZEOF_MRU_LIST; i++)
+ {
+ char szTmp[MAX_PATH] = { 0 };
+
+ if (SendMessage (hComboBox, CB_GETLBTEXTLEN, nComboIdx[i], 0) < sizeof (szTmp))
+ SendMessage (hComboBox, CB_GETLBTEXT, nComboIdx[i], (LPARAM) & szTmp[0]);
+
+ if (szTmp[0] != 0)
+ {
+ char q[MAX_PATH * 2] = { 0 };
+ XmlQuoteText (szTmp, q, sizeof (q));
+
+ fprintf (f, "\n\t\t<volume>%s</volume>", q);
+ }
+ }
+
+ fputs ("\n\t</history>", f);
+ XmlWriteFooter (f);
+ fclose (f);
+}
+
+void ClearCombo (HWND hComboBox)
+{
+ int i;
+ for (i = 0; i < SIZEOF_MRU_LIST; i++)
+ {
+ SendMessage (hComboBox, CB_DELETESTRING, 0, 0);
+ }
+}
+
+int IsComboEmpty (HWND hComboBox)
+{
+ return SendMessage (hComboBox, CB_GETCOUNT, 0, 0) < 1;
+}
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