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-rw-r--r--src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp26
1 files changed, 20 insertions, 6 deletions
diff --git a/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp b/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp
index a13cf86d3f..47e8701149 100644
--- a/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp
+++ b/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp
@@ -47,28 +47,42 @@
** $QT_END_LICENSE$
**
****************************************************************************/
+#include <QSqlDatabase>
+#include <QSqlQuery>
+#include <QSqlDriver>
+#include <QVariant>
+void checkHandle()
+{
+//dummy definitions
+typedef void sqlite3;
+typedef void PGconn;
+typedef void MYSQL;
//! [0]
-QSqlDatabase db = ...;
+QSqlDatabase db = QSqlDatabase::database();
QVariant v = db.driver()->handle();
-if (v.isValid() && qstrcmp(v.typeName(), "sqlite3*") == 0) {
+if (v.isValid() && (qstrcmp(v.typeName(), "sqlite3*") == 0)) {
// v.data() returns a pointer to the handle
sqlite3 *handle = *static_cast<sqlite3 **>(v.data());
if (handle) {
- ...
+ // ...
}
}
//! [0]
-
//! [1]
if (qstrcmp(v.typeName(), "PGconn*") == 0) {
PGconn *handle = *static_cast<PGconn **>(v.data());
- if (handle) ...
+ if (handle) {
+ // ...
+ }
}
if (qstrcmp(v.typeName(), "MYSQL*") == 0) {
MYSQL *handle = *static_cast<MYSQL **>(v.data());
- if (handle) ...
+ if (handle) {
+ // ...
+ }
}
//! [1]
+}