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DBBrowserDB: Show progress dialog in executeMultiSQL()

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Show a progress dialog when executing multiple SQL statements. This
mainly affects the SQL import.
This commit is contained in:
Martin Kleusberg
2013-05-10 12:58:46 +02:00
parent 5536c13a06
commit 5a3658cad2
1 changed files with 20 additions and 1 deletions
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21
src/sqlitedb.cpp
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@@ -368,6 +368,13 @@ bool DBBrowserDB::executeMultiSQL(const QString& statement, bool dirty, bool log
if(log)
logSQL(statement, kLogMsg_App);
// Show progress dialog
int statement_size = statement.size();
QProgressDialog progress(QObject::tr("Executing SQL..."),
QObject::tr("Cancel"), 0, statement_size);
progress.setWindowModality(Qt::ApplicationModal);
progress.show();
// Execute the statement by looping until SQLite stops giving back a tail string
sqlite3_stmt* vm;
QByteArray utf8Query = statement.toUtf8();
@@ -377,7 +384,19 @@ bool DBBrowserDB::executeMultiSQL(const QString& statement, bool dirty, bool log
do
{
line++;
res = sqlite3_prepare_v2(_db, tail, strlen(tail), &vm, &tail);
size_t tail_length = strlen(tail);
// Update progress dialog, keep UI responsive
progress.setValue(statement_size - tail_length);
qApp->processEvents();
if(progress.wasCanceled())
{
lastErrorMessage = QObject::tr("Action cancelled.");
return false;
}
// Execute next statement
res = sqlite3_prepare_v2(_db, tail, tail_length, &vm, &tail);
if(res == SQLITE_OK)
{
if(sqlite3_step(vm) == SQLITE_ERROR)