1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/**************************************************
*
*
**************************************************
* This code was created by Peter Harvey @ CodeByDesign.
* Released under GPL 18.FEB.99
*
* Contributions from...
* -----------------------------------------------
* Peter Harvey - pharvey@codebydesign.com
**************************************************/
#include "classDataSource.h"
#include "classLogin.h"
#include "qpixmap.h"
#include <ini.h>
#include <odbcinst.h>
#include "computergreen.xpm"
#include "computerred.xpm"
classDataSource::classDataSource( QListViewItem *pParent, QListViewItem *pAfter, classCanvas *pCanvas, classODBC::DSType dataSourceType, const char *pszDataSourceName )
: classNode( pParent, pAfter, pCanvas ), env(), dbc( env(), "classDataSource" ), pConnectionFrame( NULL )
{
listLibraries.setAutoDelete( TRUE );
char szResults[9600];
char szDescription[INI_MAX_PROPERTY_VALUE+1];
char szDriver[INI_MAX_PROPERTY_VALUE+1];
QString qsDescription;
if ( pszDataSourceName != 0 )
qsDataSourceName = pszDataSourceName;
setPixmap( 0, QPixmap( computerred_xpm ) );
setExpandable( TRUE );
szResults[0] = '\0';
szDescription[0] = '\0';
szDriver[0] = '\0';
if ( dataSourceType == classODBC::User )
SQLSetConfigMode( ODBC_USER_DSN );
else
SQLSetConfigMode( ODBC_SYSTEM_DSN );
if ( SQLGetPrivateProfileString((char*) qsDataSourceName.data(), "Description", "", szResults, sizeof(szResults), 0 ) > 0 )
iniElement( szResults, '\0', '\0', 0, szDescription, INI_MAX_PROPERTY_VALUE );
if ( SQLGetPrivateProfileString((char*) qsDataSourceName.data(), "Driver", "", szResults, sizeof(szResults), 0 ) > 0 )
iniElement( szResults, '\0', '\0', 0, szDriver, INI_MAX_PROPERTY_VALUE );
SQLSetConfigMode( ODBC_BOTH_DSN );
qsDescription.sprintf( "%s [%s]", szDescription, szDriver );
setText( 0, qsDataSourceName );
setText( 1, "DATASOURCE " );
setText( 2, qsDescription );
}
classDataSource::~classDataSource()
{
delete pConnectionFrame ;
pConnectionFrame = NULL ;
}
void classDataSource::setOpen( bool bOpen )
{
if ( bOpen && !dbc.active() ) // Always refresh
{
classLogin login( pCanvas, dbc, qsDataSourceName );
if ( login.exec() )
{
setPixmap( 0, QPixmap( computergreen_xpm ) );
LoadLibraries();
if ( !pConnectionFrame )
pConnectionFrame = new classConnectionFrame( dbc(), qsDataSourceName, pCanvas );
pConnectionFrame->show();
}
}
else if ( !bOpen && dbc.active() )
{
listLibraries.clear();
delete pConnectionFrame;
pConnectionFrame = NULL;
// disconnect
dbc.disconnect() ;
setPixmap( 0, QPixmap( computerred_xpm ) );
}
QListViewItem::setOpen( bOpen );
}
void classDataSource::LoadLibraries()
{
CursorScoper s(listView()) ;
SQLRETURN nReturn ;
SQLCHAR szLibraryName[MAX_COLUMN_WIDTH];
SQLLEN nIndicatorName;
classTables *pLibrary = NULL;
// CREATE A STATEMENT
StatementScoper stmt( dbc() ) ; if ( !stmt() ) return ;
// EXECUTE OUR SQL/CALL
if (!SQL_SUCCEEDED(nReturn=SQLTables( stmt(), (SQLCHAR*)"", SQL_NTS, (SQLCHAR*)"%", SQL_NTS, (SQLCHAR*)"", SQL_NTS, 0, 0 ) ) )
return my_msgBox( "classDataSource", "SQLTables", nReturn, NULL, NULL, stmt() ) ;
SQLBindCol( stmt(), SQLTables_TABLE_SCHEM, SQL_C_CHAR, szLibraryName, sizeof(szLibraryName), &nIndicatorName );
// GET RESULTS
int first = 1;
SQLCHAR last_name[ MAX_COLUMN_WIDTH ];
while ( SQL_SUCCEEDED(SQLFetch( stmt() ) ) )
{
if ( nIndicatorName != SQL_NULL_DATA )
{
// remove duplicate rows with driver such as Postgres
if ( first )
{
first = 0;
strcpy((char *) last_name,(char *) szLibraryName );
}
else
{
if ( strcmp((char *) last_name,(char *) szLibraryName ) == 0 )
{
continue;
}
else
{
strcpy((char *) last_name,(char *) szLibraryName );
}
}
listLibraries.append( pLibrary = new classTables( this, pLibrary, pCanvas, dbc(), QString((char*)szLibraryName).stripWhiteSpace() ) );
}
}
}
void classDataSource::selectionChanged( QListViewItem *p )
{
for ( classTables *pLibrary = listLibraries.first(); pLibrary != 0; pLibrary = listLibraries.next() )
pLibrary->selectionChanged( p );
if ( dbc.active() )
{
if ( p == this || p->parent() == this ) // Allow any library also
pConnectionFrame->show();
else
pConnectionFrame->hide();
}
}
|
