GameList: Add custom title/regions

Largely inspired by https://github.com/PCSX2/pcsx2/pull/9330, but almost
entirely rewritten.

src/duckstation-qt/gamelistwidget.cpp

@@ -254,6 +254,11 @@ void GameListWidget::refresh(bool invalidate_cache)
   m_refresh_thread->start();
 }
 
+void GameListWidget::refreshModel()
+{
+  m_model->refresh();
+}
+
 void GameListWidget::cancelRefresh()
 {
   if (!m_refresh_thread)

src/duckstation-qt/gamelistwidget.h

@@ -45,6 +45,7 @@ public:
   void resizeTableViewColumnsToFit();
 
   void refresh(bool invalidate_cache);
+  void refreshModel();
   void cancelRefresh();
   void reloadThemeSpecificImages();
 

src/duckstation-qt/gamesummarywidget.cpp

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
 
 #include "gamesummarywidget.h"
+#include "mainwindow.h"
 #include "qthost.h"
 #include "qtprogresscallback.h"
 #include "settingswindow.h"
@@ -54,6 +55,17 @@ GameSummaryWidget::GameSummaryWidget(const std::string& path, const std::string&
   connect(m_ui.compatibilityComments, &QToolButton::clicked, this, &GameSummaryWidget::onCompatibilityCommentsClicked);
   connect(m_ui.inputProfile, &QComboBox::currentIndexChanged, this, &GameSummaryWidget::onInputProfileChanged);
   connect(m_ui.computeHashes, &QAbstractButton::clicked, this, &GameSummaryWidget::onComputeHashClicked);
+
+  connect(m_ui.title, &QLineEdit::editingFinished, this, [this]() {
+    if (m_ui.title->isModified())
+    {
+      setCustomTitle(m_ui.title->text().toStdString());
+      m_ui.title->setModified(false);
+    }
+  });
+  connect(m_ui.restoreTitle, &QAbstractButton::clicked, this, [this]() { setCustomTitle(std::string()); });
+  connect(m_ui.region, &QComboBox::currentIndexChanged, this, [this](int index) { setCustomRegion(index); });
+  connect(m_ui.restoreRegion, &QAbstractButton::clicked, this, [this]() { setCustomRegion(-1); });
 }
 
 GameSummaryWidget::~GameSummaryWidget() = default;
@@ -157,7 +169,56 @@ void GameSummaryWidget::populateUi(const std::string& path, const std::string& s
   else
     m_ui.inputProfile->setCurrentIndex(0);
 
+  populateCustomAttributes();
   populateTracksInfo();
+  updateWindowTitle();
+}
+
+void GameSummaryWidget::populateCustomAttributes()
+{
+  auto lock = GameList::GetLock();
+  const GameList::Entry* entry = GameList::GetEntryForPath(m_path);
+  if (!entry || entry->IsDiscSet())
+    return;
+
+  {
+    QSignalBlocker sb(m_ui.title);
+    m_ui.title->setText(QString::fromStdString(entry->title));
+    m_ui.restoreTitle->setEnabled(entry->has_custom_title);
+  }
+
+  {
+    QSignalBlocker sb(m_ui.region);
+    m_ui.region->setCurrentIndex(static_cast<int>(entry->region));
+    m_ui.restoreRegion->setEnabled(entry->has_custom_region);
+  }
+}
+
+void GameSummaryWidget::updateWindowTitle()
+{
+  const QString window_title = tr("%1 [%2]").arg(m_ui.title->text()).arg(m_ui.serial->text());
+  m_dialog->setWindowTitle(window_title);
+}
+
+void GameSummaryWidget::setCustomTitle(const std::string& text)
+{
+  m_ui.restoreTitle->setEnabled(!text.empty());
+
+  GameList::SaveCustomTitleForPath(m_path, text);
+  populateCustomAttributes();
+  updateWindowTitle();
+  g_main_window->refreshGameListModel();
+}
+
+void GameSummaryWidget::setCustomRegion(int region)
+{
+  m_ui.restoreRegion->setEnabled(region >= 0);
+
+  GameList::SaveCustomRegionForPath(m_path, (region >= 0) ? std::optional<DiscRegion>(static_cast<DiscRegion>(region)) :
+                                                            std::optional<DiscRegion>());
+  populateCustomAttributes();
+  updateWindowTitle();
+  g_main_window->refreshGameListModel();
 }
 
 static QString MSFTotString(const CDImage::Position& position)

src/duckstation-qt/gamesummarywidget.h

@@ -32,6 +32,11 @@ private Q_SLOTS:
 private:
   void populateUi(const std::string& path, const std::string& serial, DiscRegion region,
                   const GameDatabase::Entry* entry);
+  void populateCustomAttributes();
+  void updateWindowTitle();
+  void setCustomTitle(const std::string& text);
+  void setCustomRegion(int region);
+
   void populateTracksInfo();
 
   Ui::GameSummaryWidget m_ui;

src/duckstation-qt/gamesummarywidget.ui

@@ -38,18 +38,49 @@
     </widget>
    </item>
    <item row="3" column="1">
-    <widget class="QLineEdit" name="title">
-     <property name="readOnly">
-      <bool>true</bool>
-     </property>
-    </widget>
+    <layout class="QHBoxLayout" name="horizontalLayout_7">
+     <item>
+      <widget class="QLineEdit" name="title">
+       <property name="placeholderText">
+        <string>Clear the line to restore the original title...</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="restoreTitle">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="text">
+        <string>Restore</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
    </item>
    <item row="6" column="1">
-    <widget class="QComboBox" name="region">
-     <property name="enabled">
-      <bool>false</bool>
-     </property>
-    </widget>
+    <layout class="QHBoxLayout" name="horizontalLayout_6">
+      <item>
+        <widget class="QComboBox" name="region">
+        <property name="sizePolicy">
+          <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+          </sizepolicy>
+        </property>
+        </widget>
+      </item>
+      <item>
+      <widget class="QPushButton" name="restoreRegion">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+       <property name="text">
+        <string>Restore</string>
+       </property>
+      </widget>
+	 </item>
+    </layout>
    </item>
    <item row="0" column="0">
     <widget class="QLabel" name="label_4">

src/duckstation-qt/mainwindow.cpp

@@ -2821,6 +2821,11 @@ void MainWindow::refreshGameList(bool invalidate_cache)
   m_game_list_widget->refresh(invalidate_cache);
 }
 
+void MainWindow::refreshGameListModel()
+{
+  m_game_list_widget->refreshModel();
+}
+
 void MainWindow::cancelGameListRefresh()
 {
   m_game_list_widget->cancelRefresh();

src/duckstation-qt/mainwindow.h

@@ -107,6 +107,7 @@ public Q_SLOTS:
   void updateDebugMenuVisibility();
 
   void refreshGameList(bool invalidate_cache);
+  void refreshGameListModel();
   void cancelGameListRefresh();
 
   void runOnUIThread(const std::function<void()>& func);

src/duckstation-qt/settingswindow.cpp

@@ -653,11 +653,7 @@ void SettingsWindow::openGamePropertiesDialog(const std::string& path, const std
   if (FileSystem::FileExists(sif->GetFileName().c_str()))
     sif->Load();
 
-  const QString window_title(
-    tr("%1 [%2]").arg(QString::fromStdString(dentry ? dentry->title : title)).arg(QString::fromStdString(real_serial)));
-
   SettingsWindow* dialog = new SettingsWindow(path, real_serial, region, dentry, std::move(sif));
-  dialog->setWindowTitle(window_title);
   dialog->show();
 }