From 2ff9d533c336f2dc631d22528250dfde3e774c5b Mon Sep 17 00:00:00 2001
From: 0xFEEDC0DE64 <daniel@brunner.ninja>
Date: Sat, 20 Dec 2025 16:09:21 +0100
Subject: [PATCH] Implement auto loading of recent opened file

---
 src/editor/dialogs/preferencesdialog.cpp |  4 +++-
 src/editor/dialogs/preferencesdialog.ui  |  2 +-
 src/editor/editorsettings.cpp            | 10 ++++++++++
 src/editor/editorsettings.h              |  3 +++
 src/editor/mainwindow.cpp                | 11 ++++++-----
 5 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/src/editor/dialogs/preferencesdialog.cpp b/src/editor/dialogs/preferencesdialog.cpp
index 814a93d..a1b7d09 100644
--- a/src/editor/dialogs/preferencesdialog.cpp
+++ b/src/editor/dialogs/preferencesdialog.cpp
@@ -20,6 +20,7 @@ PreferencesDialog::PreferencesDialog(const EditorSettings &settings, QWidget *pa
     improveButtonBox(m_ui->buttonBox);
 
     m_ui->checkBoxShowRecentFiles->setChecked(settings.showRecentFiles());
+    m_ui->checkBoxAutoLoadLastFile->setChecked(settings.autoLoadLastFile());
     m_ui->checkBoxHideWebsiteLogo->setChecked(settings.hideWebsiteImage());
 }
 
@@ -28,5 +29,6 @@ PreferencesDialog::~PreferencesDialog() = default;
 void PreferencesDialog::save(EditorSettings &settings)
 {
     settings.setShowRecentFiles(m_ui->checkBoxShowRecentFiles->isChecked());
-    settings.setHideWebsiteImage(m_ui->checkBoxHideWebsiteLogo->isChecked());
+    settings.setAutoLoadLastFile(m_ui->checkBoxAutoLoadLastFile->isChecked());
+    settings.setShowRecentFiles(m_ui->checkBoxShowRecentFiles->isChecked());
 }
diff --git a/src/editor/dialogs/preferencesdialog.ui b/src/editor/dialogs/preferencesdialog.ui
index 58904a4..9f4f0d1 100644
--- a/src/editor/dialogs/preferencesdialog.ui
+++ b/src/editor/dialogs/preferencesdialog.ui
@@ -34,7 +34,7 @@
           </widget>
          </item>
          <item>
-          <widget class="QCheckBox" name="checkBox">
+          <widget class="QCheckBox" name="checkBoxAutoLoadLastFile">
            <property name="text">
             <string>&amp;Load last openend file on startup</string>
            </property>
diff --git a/src/editor/editorsettings.cpp b/src/editor/editorsettings.cpp
index 5ae4e7c..c4db2c4 100644
--- a/src/editor/editorsettings.cpp
+++ b/src/editor/editorsettings.cpp
@@ -116,6 +116,16 @@ void EditorSettings::setShowRecentFiles(bool showRecentFiles)
     setValue("showRecentFiles", showRecentFiles);
 }
 
+bool EditorSettings::autoLoadLastFile() const
+{
+    return value("autoLoadLastFile", false).toBool();
+}
+
+void EditorSettings::setAutoLoadLastFile(bool autoLoadLastFile)
+{
+    setValue("autoLoadLastFile", autoLoadLastFile);
+}
+
 bool EditorSettings::hideWebsiteImage() const
 {
     return value("hideWebsiteImage", false).toBool();
diff --git a/src/editor/editorsettings.h b/src/editor/editorsettings.h
index 268baec..54a9679 100644
--- a/src/editor/editorsettings.h
+++ b/src/editor/editorsettings.h
@@ -42,6 +42,9 @@ public:
     bool showRecentFiles() const;
     void setShowRecentFiles(bool showRecentFiles);
 
+    bool autoLoadLastFile() const;
+    void setAutoLoadLastFile(bool autoLoadLastFile);
+
     bool hideWebsiteImage() const;
     void setHideWebsiteImage(bool hideWebsiteImage);
 };
diff --git a/src/editor/mainwindow.cpp b/src/editor/mainwindow.cpp
index ca4ddfa..663971a 100644
--- a/src/editor/mainwindow.cpp
+++ b/src/editor/mainwindow.cpp
@@ -52,7 +52,6 @@ MainWindow::MainWindow(const QString &filePath, EditorSettings &settings, QWidge
     QMainWindow{parent},
     m_ui{std::make_unique<Ui::MainWindow>()},
     m_settings{settings},
-    m_filePath{filePath},
     m_projectTreeModel{std::make_unique<ProjectTreeModel>(m_project, this)}
 {
     m_ui->setupUi(this);
@@ -164,10 +163,12 @@ MainWindow::MainWindow(const QString &filePath, EditorSettings &settings, QWidge
     connect(m_projectTreeModel.get(), &QAbstractTableModel::dataChanged,
             this, &MainWindow::changed);
 
-    updateTitle();
-
-    if (!m_filePath.isEmpty())
-        loadFile(m_filePath);
+    if (!filePath.isEmpty())
+        loadFile(filePath);
+    else if (const auto &recentFiles = m_settings.recentFiles(); m_settings.autoLoadLastFile() && !recentFiles.isEmpty())
+        loadFile(recentFiles.front());
+    else
+        updateTitle();
 
     updateVisibilities();