Roms List improvements

src/frontend/Settings/GeneralSettings.cpp

@@ -3,6 +3,7 @@
 #include <QFileDialog>
 #include <QCoreApplication>
 #include <log.hpp>
+#include <QPushButton>
 
 GeneralSettings::GeneralSettings() : settings(QSettings::UserScope) {
     selectedRomsFolderLabel = new QLabel(Options::GetRomsPath().c_str());
@@ -19,6 +20,9 @@ GeneralSettings::GeneralSettings() : settings(QSettings::UserScope) {
         auto dir = QFileDialog::getExistingDirectory(this, tr("Open Directory"), QCoreApplication::applicationDirPath(),
                                                      QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
 
+        if (dir.isEmpty())
+            return;
+
         selectedSavesFolderLabel->setText(dir);
         Options::SetSavesPath(dir.toStdString());
         settings.setValue("saves_path", dir);
@@ -29,6 +33,9 @@ GeneralSettings::GeneralSettings() : settings(QSettings::UserScope) {
         auto dir = QFileDialog::getExistingDirectory(this, tr("Open Directory"), QCoreApplication::applicationDirPath(),
                                                      QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
 
+        if (dir.isEmpty())
+            return;
+
         selectedRomsFolderLabel->setText(dir);
         Options::SetRomsPath(dir.toStdString());
         settings.setValue("roms_path", dir);
@@ -38,12 +45,32 @@ GeneralSettings::GeneralSettings() : settings(QSettings::UserScope) {
 
     gl = new QGridLayout();
 
+    QPushButton *clearRoms = new QPushButton("Clear");
+    connect(clearRoms, &QPushButton::clicked, this, [&] {
+        selectedRomsFolderLabel->clear();
+        Options::SetRomsPath("");
+        settings.setValue("roms_path", "");
+        settings.sync();
+        emit romFolderCleared();
+    });
+
+    QPushButton *clearSaves = new QPushButton("Clear");
+    connect(clearSaves, &QPushButton::clicked, this, [&] {
+        selectedSavesFolderLabel->clear();
+        Options::SetSavesPath("");
+        settings.setValue("saves_path", "");
+        settings.sync();
+    });
+
     gl->addWidget(new QLabel("ROMs path:"), 0, 0);
     gl->addWidget(selectedRomsFolderLabel, 0, 1);
     gl->addWidget(romsFolderSelectButton, 0, 2);
+    gl->addWidget(clearRoms, 0, 3);
+
     gl->addWidget(new QLabel("Saves path:"), 1, 0);
     gl->addWidget(selectedSavesFolderLabel, 1, 1);
     gl->addWidget(savesFolderSelectButton, 1, 2);
+    gl->addWidget(clearSaves, 1, 3);
 
     setLayout(gl);
 }

src/frontend/Settings/GeneralSettings.hpp

@@ -19,4 +19,5 @@ class GeneralSettings final : public QWidget {
 
   signals:
     void romFolderSelected();
+    void romFolderCleared();
 };