diff options
Diffstat (limited to 'Common/Combo.c')
| -rw-r--r-- | Common/Combo.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/Common/Combo.c b/Common/Combo.c new file mode 100644 index 0000000..bd0f409 --- /dev/null +++ b/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; +} |