qt: make isSystemInDarkMode() work in qt<6.5

adriweb · adriweb · commit 218c0b773bdc · 2025-10-06T16:13:36.000+02:00
diff --git a/gui/qt/utils.cpp b/gui/qt/utils.cpp
@@ -119,7 +119,12 @@ bool isRunningInDarkMode() {
 }
 
 bool isSystemInDarkMode() {
+#if (QT_VERSION >= QT_VERSION_CHECK(6, 5, 0))
     return qApp->styleHints()->colorScheme() == Qt::ColorScheme::Dark;
+#else
+    // TODO: handle other OS' way to know if we're running in dark mode
+    return isRunningInDarkMode();
+#endif
 }
 
 

Original file line number	Diff line number	Diff line change
`@@ -119,7 +119,12 @@ bool isRunningInDarkMode() {`
`119`	`119`	`}`
`120`	`120`
`121`	`121`	`bool isSystemInDarkMode() {`
	`122`	`+#if (QT_VERSION >= QT_VERSION_CHECK(6, 5, 0))`
`122`	`123`	`return qApp->styleHints()->colorScheme() == Qt::ColorScheme::Dark;`
	`124`	`+#else`
	`125`	`+ // TODO: handle other OS' way to know if we're running in dark mode`
	`126`	`+ return isRunningInDarkMode();`
	`127`	`+#endif`
`123`	`128`	`}`
`124`	`129`
`125`	`130`