DolphinQt: Ensure skylanders QDateTimeEdit shows a four digit year without forcing dd-mm-yyyy format.

Source/Core/DolphinQt/CMakeLists.txt

@@ -318,6 +318,8 @@ add_executable(dolphin-emu
   QtUtils/ParallelProgressDialog.h
   QtUtils/PartiallyClosableTabWidget.cpp
   QtUtils/PartiallyClosableTabWidget.h
+  QtUtils/QtUtils.cpp
+  QtUtils/QtUtils.h
   QtUtils/SetWindowDecorations.cpp
   QtUtils/SetWindowDecorations.h
   QtUtils/SignalBlocking.h

Source/Core/DolphinQt/DolphinQt.vcxproj

@@ -197,6 +197,7 @@
     <ClCompile Include="QtUtils\ModalMessageBox.cpp" />
     <ClCompile Include="QtUtils\NonDefaultQPushButton.cpp" />
     <ClCompile Include="QtUtils\PartiallyClosableTabWidget.cpp" />
+    <ClCompile Include="QtUtils\QtUtils.cpp" />
     <ClCompile Include="QtUtils\SetWindowDecorations.cpp" />
     <ClCompile Include="QtUtils\UTF8CodePointCountValidator.cpp" />
     <ClCompile Include="QtUtils\WindowActivationEventFilter.cpp" />
@@ -404,6 +405,7 @@
     <ClInclude Include="QtUtils\FromStdString.h" />
     <QtMoc Include="QtUtils\ParallelProgressDialog.h" />
     <QtMoc Include="QtUtils\PartiallyClosableTabWidget.h" />
+    <ClInclude Include="QtUtils\QtUtils.h" />
     <ClInclude Include="QtUtils\SetWindowDecorations.h" />
     <QtMoc Include="QtUtils\UTF8CodePointCountValidator.h" />
     <QtMoc Include="QtUtils\WindowActivationEventFilter.h" />

Source/Core/DolphinQt/QtUtils/QtUtils.cpp

@@ -0,0 +1,22 @@
+// Copyright 2024 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "DolphinQt/QtUtils/QtUtils.h"
+
+#include <QDateTimeEdit>
+
+namespace QtUtils
+{
+
+void ShowFourDigitYear(QDateTimeEdit* widget)
+{
+  if (!widget->displayFormat().contains(QStringLiteral("yyyy")))
+  {
+    // Always show the full year, no matter what the locale specifies. Otherwise, two-digit years
+    // will always be interpreted as in the 21st century.
+    widget->setDisplayFormat(
+        widget->displayFormat().replace(QStringLiteral("yy"), QStringLiteral("yyyy")));
+  }
+}
+
+}  // namespace QtUtils

Source/Core/DolphinQt/QtUtils/QtUtils.h

@@ -0,0 +1,11 @@
+// Copyright 2024 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+class QDateTimeEdit;
+
+namespace QtUtils
+{
+
+void ShowFourDigitYear(QDateTimeEdit* widget);
+
+}

Source/Core/DolphinQt/Settings/AdvancedPane.cpp

@@ -24,6 +24,7 @@
 #include "Core/System.h"
 
 #include "DolphinQt/Config/ConfigControls/ConfigBool.h"
+#include "DolphinQt/QtUtils/QtUtils.h"
 #include "DolphinQt/QtUtils/SignalBlocking.h"
 #include "DolphinQt/Settings.h"
 
@@ -168,13 +169,7 @@ void AdvancedPane::CreateLayout()
   m_custom_rtc_datetime->setDisplayFormat(m_custom_rtc_datetime->displayFormat().replace(
       QStringLiteral("mm"), QStringLiteral("mm:ss")));
 
-  if (!m_custom_rtc_datetime->displayFormat().contains(QStringLiteral("yyyy")))
-  {
-    // Always show the full year, no matter what the locale specifies. Otherwise, two-digit years
-    // will always be interpreted as in the 21st century.
-    m_custom_rtc_datetime->setDisplayFormat(m_custom_rtc_datetime->displayFormat().replace(
-        QStringLiteral("yy"), QStringLiteral("yyyy")));
-  }
+  QtUtils::ShowFourDigitYear(m_custom_rtc_datetime);
   m_custom_rtc_datetime->setDateTimeRange(QDateTime({2000, 1, 1}, {0, 0, 0}, Qt::UTC),
                                           QDateTime({2099, 12, 31}, {23, 59, 59}, Qt::UTC));
   m_custom_rtc_datetime->setTimeSpec(Qt::UTC);

Source/Core/DolphinQt/SkylanderPortal/SkylanderModifyDialog.cpp

@@ -17,6 +17,7 @@
 #include "Core/IOS/USB/Emulated/Skylanders/Skylander.h"
 #include "Core/System.h"
 
+#include "DolphinQt/QtUtils/QtUtils.h"
 #include "DolphinQt/QtUtils/SetWindowDecorations.h"
 
 SkylanderModifyDialog::SkylanderModifyDialog(QWidget* parent, u8 slot)
@@ -168,8 +169,9 @@ void SkylanderModifyDialog::PopulateSkylanderOptions(QVBoxLayout* layout)
   edit_nick->setValidator(
       new QRegularExpressionValidator(QRegularExpression(QStringLiteral("^\\p{L}{0,15}$")), this));
   edit_playtime->setValidator(new QIntValidator(0, INT_MAX, this));
-  edit_last_reset->setDisplayFormat(QStringLiteral("dd/MM/yyyy hh:mm"));
-  edit_last_placed->setDisplayFormat(QStringLiteral("dd/MM/yyyy hh:mm"));
+
+  QtUtils::ShowFourDigitYear(edit_last_reset);
+  QtUtils::ShowFourDigitYear(edit_last_placed);
 
   edit_toy_code->setToolTip(tr("The toy code for this figure. Only available for real figures."));
   edit_money->setToolTip(tr("The amount of money this Skylander has. Between 0 and 65000"));