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Save and load attached databases to/from the project file

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We were already saving information on tables, etc. of attached
databases, so it only makes sense to save the path and name of the
databases as well.

See issue #1532.
This commit is contained in:
Martin Kleusberg
2018-09-27 22:04:28 +02:00
parent 07b1d7ba00
commit 320c71eed8
1 changed files with 32 additions and 0 deletions
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32
src/MainWindow.cpp
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@@ -2507,6 +2507,15 @@ bool MainWindow::loadProject(QString filename, bool readOnly)
if(xml.attributes().hasAttribute("synchronous"))
db.setPragma("synchronous", xml.attributes().value("synchronous").toString());
loadPragmas();
} else if(xml.name() == "attached") {
while(xml.readNext() != QXmlStreamReader::EndElement && xml.name() != "attached")
{
if(xml.name() == "db")
{
db.attach(xml.attributes().value("path").toString(), xml.attributes().value("schema").toString());
xml.skipCurrentElement();
}
}
} else if(xml.name() == "window") {
// Window settings
while(xml.readNext() != QXmlStreamReader::EndElement && xml.name() != "window")
@@ -2731,6 +2740,29 @@ void MainWindow::saveProject()
xml.writeAttribute("synchronous", db.getPragma("synchronous"));
xml.writeEndElement();
// Attached databases
xml.writeStartElement("attached");
QString sql("PRAGMA database_list;");
db.logSQL(sql, kLogMsg_App);
sqlite3_stmt* db_vm;
if(sqlite3_prepare_v2(db.get("project").get(), sql.toUtf8(), sql.toUtf8().length(), &db_vm, nullptr) == SQLITE_OK)
{
while(sqlite3_step(db_vm) == SQLITE_ROW)
{
QString schema(QString::fromUtf8((const char*)sqlite3_column_text(db_vm, 1)));
if(schema != "main" && schema != "temp")
{
QString path(QString::fromUtf8((const char*)sqlite3_column_text(db_vm, 2)));
xml.writeStartElement("db");
xml.writeAttribute("schema", schema);
xml.writeAttribute("path", path);
xml.writeEndElement();
}
}
sqlite3_finalize(db_vm);
}
xml.writeEndElement();
// Window settings
xml.writeStartElement("window");
xml.writeStartElement("current_tab"); // Currently selected tab