feat: v1.1 使用qApp->setStyle("xxx")显示系统其他风格

QtCustomStyleEx/QtCustomStyleEx.pro

@@ -26,10 +26,13 @@ CONFIG += c++11
 
 SOURCES += \
         main.cpp \
-        Example.cpp
+        Example.cpp \
+    ExMyStyle.cpp
 
 HEADERS += \
-        Example.h
+        Example.h \
+    ExMyStyle.h
+
 
 # Default rules for deployment.
 qnx: target.path = /tmp/$${TARGET}/bin