refactor

theme.py

@@ -24,34 +24,41 @@ def apply(app):
 
 def apply_qapp(app):
     app.setStyle("Fusion")
+    pal = make_palette()
+    app.setPalette(pal)
 
+
+def make_palette():
     pal = QPalette()
 
-    pal.setColor(QPalette.ButtonText, WHITE)
-    pal.setColor(QPalette.HighlightedText, WHITE)
-    pal.setColor(QPalette.Text, WHITE)
-    pal.setColor(QPalette.ToolTipText, WHITE)
-    pal.setColor(QPalette.WindowText, WHITE)
+    sc = pal.setColor
+    qp = QPalette
 
-    pal.setColor(QPalette.Base, GREY1)
-    pal.setColor(QPalette.AlternateBase, GREY2)
-    pal.setColor(QPalette.Window, GREY2)
-    pal.setColor(QPalette.Button, GREY2)
-    pal.setColor(QPalette.ToolTipBase, GREY0)
+    sc(qp.ButtonText,      WHITE)
+    sc(qp.HighlightedText, WHITE)
+    sc(qp.Text,            WHITE)
+    sc(qp.ToolTipText,     WHITE)
+    sc(qp.WindowText,      WHITE)
 
-    pal.setColor(QPalette.BrightText, VIOLET)
-    pal.setColor(QPalette.Highlight, VIOLET)
-    pal.setColor(QPalette.Link, BLUE)
-    pal.setColor(QPalette.LinkVisited, VIOLET)
+    sc(qp.Base,          GREY1)
+    sc(qp.AlternateBase, GREY2)
+    sc(qp.Window,        GREY2)
+    sc(qp.Button,        GREY2)
+    sc(qp.ToolTipBase,   GREY0)
 
-    pal.setColor(QPalette.Active, QPalette.Button, GREY2)
+    sc(qp.BrightText,  VIOLET)
+    sc(qp.Highlight,   VIOLET)
+    sc(qp.Link,        BLUE)
+    sc(qp.LinkVisited, VIOLET)
 
-    pal.setColor(QPalette.Disabled, QPalette.ButtonText, GREY3)
-    pal.setColor(QPalette.Disabled, QPalette.WindowText, GREY3)
-    pal.setColor(QPalette.Disabled, QPalette.Text, GREY3)
-    pal.setColor(QPalette.Disabled, QPalette.Light, GREY2)
+    sc(qp.Active, qp.Button, GREY2)
 
-    app.setPalette(pal)
+    sc(qp.Disabled, qp.ButtonText, GREY3)
+    sc(qp.Disabled, qp.WindowText, GREY3)
+    sc(qp.Disabled, qp.Text,       GREY3)
+    sc(qp.Disabled, qp.Light,      GREY2)
+
+    return pal
 
 
 def apply_pg():