From 204267d211b0858c301786f28bdef657a14c4279 Mon Sep 17 00:00:00 2001
From: Andrei Kortunov <andrei.kortunov@yandex.ru>
Date: Tue, 14 May 2024 15:03:38 +0400
Subject: [PATCH] React to scale or color changes in editor tables

---
 .../opencs/view/world/datadisplaydelegate.cpp | 30 +++++++++++++++++++
 .../opencs/view/world/datadisplaydelegate.hpp |  5 ++++
 2 files changed, 35 insertions(+)

diff --git a/apps/opencs/view/world/datadisplaydelegate.cpp b/apps/opencs/view/world/datadisplaydelegate.cpp
index 989d1af464..adaea848a0 100644
--- a/apps/opencs/view/world/datadisplaydelegate.cpp
+++ b/apps/opencs/view/world/datadisplaydelegate.cpp
@@ -41,14 +41,44 @@ CSVWorld::DataDisplayDelegate::DataDisplayDelegate(const ValueList& values, cons
     , mIconSize(QSize(16, 16))
     , mHorizontalMargin(QApplication::style()->pixelMetric(QStyle::PM_FocusFrameHMargin) + 1)
     , mTextLeftOffset(8)
+    , mPixmapsColor(QApplication::palette().text().color())
+    , mUiScale(static_cast<QGuiApplication*>(QGuiApplication::instance())->devicePixelRatio())
     , mSettingKey(pageName + '/' + settingName)
 {
+    parent->installEventFilter(this);
+
     buildPixmaps();
 
     if (!pageName.empty())
         updateDisplayMode(CSMPrefs::get()[pageName][settingName].toString());
 }
 
+bool CSVWorld::DataDisplayDelegate::eventFilter(QObject* target, QEvent* event)
+{
+    if (event->type() == QEvent::Resize)
+    {
+        auto uiScale = static_cast<QGuiApplication*>(QGuiApplication::instance())->devicePixelRatio();
+        if (mUiScale != uiScale)
+        {
+            mUiScale = uiScale;
+
+            buildPixmaps();
+        }
+    }
+    else if (event->type() == QEvent::PaletteChange)
+    {
+        QColor themeColor = QApplication::palette().text().color();
+        if (themeColor != mPixmapsColor)
+        {
+            mPixmapsColor = themeColor;
+
+            buildPixmaps();
+        }
+    }
+
+    return false;
+}
+
 void CSVWorld::DataDisplayDelegate::buildPixmaps()
 {
     if (!mPixmaps.empty())
diff --git a/apps/opencs/view/world/datadisplaydelegate.hpp b/apps/opencs/view/world/datadisplaydelegate.hpp
index 087fc2a084..3b3c935d8b 100755
--- a/apps/opencs/view/world/datadisplaydelegate.hpp
+++ b/apps/opencs/view/world/datadisplaydelegate.hpp
@@ -41,6 +41,7 @@ namespace CSVWorld
 
     class DataDisplayDelegate : public EnumDelegate
     {
+        Q_OBJECT
     public:
         typedef std::vector<Icon> IconList;
         typedef std::vector<std::pair<int, QString>> ValueList;
@@ -61,6 +62,8 @@ namespace CSVWorld
         QSize mIconSize;
         int mHorizontalMargin;
         int mTextLeftOffset;
+        QColor mPixmapsColor;
+        qreal mUiScale;
 
         std::string mSettingKey;
 
@@ -80,6 +83,8 @@ namespace CSVWorld
         /// offset the horizontal position of the text from the right edge of the icon.  Default is 8 pixels.
         void setTextLeftOffset(int offset);
 
+        bool eventFilter(QObject* target, QEvent* event) override;
+
     private:
         /// update the display mode based on a passed string
         void updateDisplayMode(const std::string&);