refactor: Restructure project into sources/tests layout and dissolve PluginLLMCore

sources/settings/SettingsDialog.cpp

@@ -0,0 +1,74 @@
+// Copyright (C) 2024-2026 Petr Mironychev
+// SPDX-License-Identifier: GPL-3.0-or-later
+// Additional attribution terms under GPLv3 §7(b) apply — see LICENSE
+
+#include "SettingsDialog.hpp"
+
+namespace QodeAssist::Settings {
+
+SettingsDialog::SettingsDialog(const QString &title, QWidget *parent)
+    : QDialog(parent)
+    , m_mainLayout(new QVBoxLayout(this))
+    , m_buttonLayout(nullptr)
+{
+    setWindowTitle(title);
+    m_mainLayout->setSizeConstraint(QLayout::SetMinAndMaxSize);
+}
+
+QLabel *SettingsDialog::addLabel(const QString &text)
+{
+    auto label = new QLabel(text, this);
+    label->setWordWrap(true);
+    label->setMinimumWidth(300);
+    m_mainLayout->addWidget(label);
+    return label;
+}
+
+QLineEdit *SettingsDialog::addInputField(const QString &labelText, const QString &value)
+{
+    auto inputLayout = new QGridLayout;
+    auto inputLabel = new QLabel(labelText, this);
+    auto inputField = new QLineEdit(value, this);
+    inputField->setMinimumWidth(200);
+
+    inputLayout->addWidget(inputLabel, 0, 0);
+    inputLayout->addWidget(inputField, 0, 1);
+    inputLayout->setColumnStretch(1, 1);
+    m_mainLayout->addLayout(inputLayout);
+
+    return inputField;
+}
+
+void SettingsDialog::addSpacing(int space)
+{
+    m_mainLayout->addSpacing(space);
+}
+
+QHBoxLayout *SettingsDialog::buttonLayout()
+{
+    if (!m_buttonLayout) {
+        m_buttonLayout = new QHBoxLayout;
+        m_buttonLayout->addStretch();
+        m_mainLayout->addLayout(m_buttonLayout);
+    }
+    return m_buttonLayout;
+}
+
+QComboBox *SettingsDialog::addComboBox(
+    const QStringList &items, const QString &currentText, bool editable)
+{
+    auto comboBox = new QComboBox(this);
+    comboBox->addItems(items);
+    comboBox->setCurrentText(currentText);
+    comboBox->setMinimumWidth(300);
+    comboBox->setEditable(editable);
+    m_mainLayout->addWidget(comboBox);
+    return comboBox;
+}
+
+QVBoxLayout *SettingsDialog::mainLayout() const
+{
+    return m_mainLayout;
+}
+
+} // namespace QodeAssist::Settings