ProjectExplorer: Let KitAspect pre-select a settings page item

... when the "Manage" button is clicked.
Make use of this in the device settings page.

Fixes: QTCREATORBUG-25077
Change-Id: I1173a72d4c538c839c3e8df278a698b74bd6fca2
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: hjk <hjk@qt.io>

src/plugins/projectexplorer/devicesupport/devicesettingspage.cpp

@@ -190,7 +190,13 @@ DeviceSettingsWidget::DeviceSettingsWidget()
 
     addButton->setEnabled(hasDeviceFactories);
 
-    int lastIndex = ICore::settings()->value(LastDeviceIndexKey, 0).toInt();
+    int lastIndex = -1;
+    if (const Id deviceToSelect = preselectedOptionsPageItem(Constants::DEVICE_SETTINGS_PAGE_ID);
+        deviceToSelect.isValid()) {
+        lastIndex = m_deviceManagerModel->indexForId(deviceToSelect);
+    }
+    if (lastIndex == -1)
+        lastIndex = ICore::settings()->value(LastDeviceIndexKey, 0).toInt();
     if (lastIndex == -1)
         lastIndex = 0;
     if (lastIndex < m_configurationComboBox->count())

src/plugins/projectexplorer/kitaspects.cpp

@@ -897,6 +897,8 @@ private:
 
     void makeReadOnly() override { m_comboBox->setEnabled(false); }
 
+    Id settingsPageItemToPreselect() const override { return DeviceKitAspect::deviceId(m_kit); }
+
     void refresh() override
     {
         m_model->setTypeFilter(DeviceTypeKitAspect::deviceTypeId(m_kit));

src/plugins/projectexplorer/kitmanager.cpp

@@ -796,7 +796,7 @@ void KitAspect::addToLayout(Layouting::LayoutItem &parentItem)
     if (m_managingPageId.isValid()) {
         m_manageButton = createSubWidget<QPushButton>(msgManage());
         connect(m_manageButton, &QPushButton::clicked, [this] {
-            Core::ICore::showOptionsDialog(m_managingPageId);
+            Core::ICore::showOptionsDialog(m_managingPageId, settingsPageItemToPreselect());
         });
         parentItem.addItem(m_manageButton);
     }

src/plugins/projectexplorer/kitmanager.h

@@ -125,6 +125,7 @@ public:
 protected:
     virtual void makeReadOnly() {}
     virtual void addToLayoutImpl(Layouting::LayoutItem &parentItem) = 0;
+    virtual Utils::Id settingsPageItemToPreselect() const { return {}; }
 
     Kit *m_kit;
     const KitAspectFactory *m_factory;