Files
RedBear-OS/local/recipes/qt/qtbase/source/examples/sql/relationaltablemodel/relationaltablemodel.cpp
T
vasilito f31522130f fix: comprehensive boot warnings and exceptions — fixable silenced, unfixable diagnosed
Build system (5 gaps hardened):
- COOKBOOK_OFFLINE defaults to true (fork-mode)
- normalize_patch handles diff -ruN format
- New 'repo validate-patches' command (25/25 relibc patches)
- 14 patched Qt/Wayland/display recipes added to protected list
- relibc archive regenerated with current patch chain

Boot fixes (fixable):
- Full ISO EFI partition: 16 MiB → 1 MiB (matches mini, BIOS hardcoded 2 MiB offset)
- D-Bus system bus: absolute /usr/bin/dbus-daemon path (was skipped)
- redbear-sessiond: absolute /usr/bin/redbear-sessiond path (was skipped)
- daemon framework: silenced spurious INIT_NOTIFY warnings for oneshot_async services (P0-daemon-silence-init-notify.patch)
- udev-shim: demoted INIT_NOTIFY warning to INFO (expected for oneshot_async)
- relibc: comprehensive named semaphores (sem_open/close/unlink) replacing upstream todo!() stubs
- greeterd: Wayland socket timeout 15s → 30s (compositor DRM wait)
- greeter-ui: built and linked (header guard unification, sem_compat stubs removed)
- mc: un-ignored in both configs, fixed glib/libiconv/pcre2 transitive deps
- greeter config: removed stale keymapd dependency from display/greeter services
- prefix toolchain: relibc headers synced, _RELIBC_STDLIB_H guard unified

Unfixable (diagnosed, upstream):
- i2c-hidd: abort on no-I2C-hardware (QEMU) — process::exit → relibc abort
- kded6/greeter-ui: page fault 0x8 — Qt library null deref
- Thread panics fd != -1 — Rust std library on Redox
- DHCP timeout / eth0 MAC — QEMU user-mode networking
- hwrngd/thermald — no hardware RNG/thermal in VM
- live preload allocation — BIOS memory fragmentation, continues on demand
2026-05-05 20:20:37 +01:00

81 lines
2.3 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QtWidgets>
#include <QtSql>
#include "../connection.h"
#include <memory>
void initializeModel(QSqlRelationalTableModel *model)
{
//! [0]
model->setTable("employee");
//! [0]
model->setEditStrategy(QSqlTableModel::OnManualSubmit);
//! [1]
model->setRelation(2, QSqlRelation("city", "id", "name"));
//! [1] //! [2]
model->setRelation(3, QSqlRelation("country", "id", "name"));
//! [2]
//! [3]
model->setHeaderData(0, Qt::Horizontal, QObject::tr("ID"));
model->setHeaderData(1, Qt::Horizontal, QObject::tr("Name"));
model->setHeaderData(2, Qt::Horizontal, QObject::tr("City"));
model->setHeaderData(3, Qt::Horizontal, QObject::tr("Country"));
//! [3]
model->select();
}
std::unique_ptr<QTableView> createView(const QString &title, QSqlTableModel *model)
{
//! [4]
std::unique_ptr<QTableView> view{new QTableView};
view->setModel(model);
view->setItemDelegate(new QSqlRelationalDelegate(view.get()));
//! [4]
view->setWindowTitle(title);
return view;
}
void createRelationalTables()
{
QSqlQuery query;
query.exec("create table employee(id int primary key, name varchar(20), city int, country int)");
query.exec("insert into employee values(1, 'Espen', 5000, 47)");
query.exec("insert into employee values(2, 'Harald', 80000, 49)");
query.exec("insert into employee values(3, 'Sam', 100, 1)");
query.exec("create table city(id int, name varchar(20))");
query.exec("insert into city values(100, 'San Jose')");
query.exec("insert into city values(5000, 'Oslo')");
query.exec("insert into city values(80000, 'Munich')");
query.exec("create table country(id int, name varchar(20))");
query.exec("insert into country values(1, 'USA')");
query.exec("insert into country values(47, 'Norway')");
query.exec("insert into country values(49, 'Germany')");
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
if (!createConnection())
return EXIT_FAILURE;
createRelationalTables();
QSqlRelationalTableModel model;
initializeModel(&model);
std::unique_ptr<QTableView> view = createView(QObject::tr("Relational Table Model"), &model);
view->show();
return app.exec();
}