1 /*
2  * PROJECT:     ReactOS Services
3  * LICENSE:     GPL - See COPYING in the top level directory
4  * FILE:        base/applications/mscutils/servman/export.c
5  * PURPOSE:     Save services to a file
6  * COPYRIGHT:   Copyright 2006 Ged Murphy <gedmurphy@gmail.com>
7  *
8  */
9 
10 #include "precomp.h"
11 
12 #include <cderr.h>
13 
14 static DWORD
15 GetTextFromListView(PMAIN_WND_INFO Info,
16                     LPWSTR Text,
17                     INT row,
18                     INT col)
19 {
20     LVITEM item;
21     DWORD NumChars;
22 
23     ZeroMemory(&item, sizeof(item));
24     item.mask = LVIF_TEXT;
25     item.iSubItem = col;
26     item.pszText = Text;
27     item.cchTextMax = 500;
28     NumChars = (INT)SendMessageW(Info->hListView,
29                                  LVM_GETITEMTEXTW,
30                                  row,
31                                  (LPARAM)&item);
32     return NumChars;
33 }
34 
35 static BOOL
36 SaveServicesToFile(PMAIN_WND_INFO Info,
37                    LPCWSTR pszFileName,
38                    DWORD nFormat)
39 {
40     HANDLE hFile;
41     BOOL bSuccess = FALSE;
42 
43     if (!nFormat || nFormat > 2)
44     {
45         return bSuccess;
46     }
47 
48     hFile = CreateFileW(pszFileName,
49                        GENERIC_WRITE,
50                        0,
51                        NULL,
52                        CREATE_ALWAYS,
53                        FILE_ATTRIBUTE_NORMAL,
54                        NULL);
55 
56     if(hFile != INVALID_HANDLE_VALUE)
57     {
58         WCHAR LVText[500];
59         WCHAR newl[2] = {L'\r', L'\n'};
60         WCHAR seps[2] = {L'\t', L','};
61         DWORD dwTextLength, dwWritten;
62         INT NumListedServ = 0;
63         INT i, k;
64 
65         NumListedServ = ListView_GetItemCount(Info->hListView);
66 
67         for (i=0; i < NumListedServ; i++)
68         {
69             for (k=0; k < LVMAX; k++)
70             {
71                 dwTextLength = GetTextFromListView(Info,
72                                                    LVText,
73                                                    i,
74                                                    k);
75                 if (dwTextLength != 0)
76                 {
77                     WriteFile(hFile,
78                               LVText,
79                               sizeof(WCHAR) * dwTextLength,
80                               &dwWritten,
81                               NULL);
82                 }
83 
84                 if (k < LVMAX - 1)
85                 {
86                     /* Do not add separator after the last table cell */
87                     WriteFile(hFile,
88                               &seps[nFormat-1],
89                               sizeof(WCHAR),
90                               &dwWritten,
91                               NULL);
92                 }
93             }
94             WriteFile(hFile,
95                       newl,
96                       sizeof(newl),
97                       &dwWritten,
98                       NULL);
99         }
100 
101         CloseHandle(hFile);
102         bSuccess = TRUE;
103     }
104 
105     return bSuccess;
106 }
107 
108 VOID ExportFile(PMAIN_WND_INFO Info)
109 {
110     OPENFILENAMEW ofn;
111     WCHAR szFileName[MAX_PATH];
112 
113     ZeroMemory(&ofn, sizeof(ofn));
114     szFileName[0] = UNICODE_NULL;
115 
116     ofn.lStructSize = sizeof(OPENFILENAME);
117     ofn.hwndOwner = Info->hMainWnd;
118     ofn.lpstrFilter = L"Text (Tab Delimited)(*.txt)\0*.txt\0Text (Comma Delimited)(*.csv)\0*.csv\0";
119     ofn.lpstrFile = szFileName;
120     ofn.nMaxFile = MAX_PATH;
121     ofn.lpstrDefExt = L"txt";
122     ofn.Flags = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT;
123 
124     if(GetSaveFileName(&ofn))
125     {
126         if (SaveServicesToFile(Info, szFileName, ofn.nFilterIndex))
127             return;
128     }
129 
130     if (CommDlgExtendedError() != CDERR_GENERALCODES)
131         MessageBoxW(NULL, L"Export to file failed", NULL, 0);
132 }
133