added a theme

grum.py

@@ -3,9 +3,10 @@
 import sys
 from PyQt5.QtWidgets import QApplication
 from mainwin import MainWindow
-
+from theme import theme
 
 app = QApplication(sys.argv)
+theme(app)
 mw = MainWindow()
 mw.show()
 sys.exit(app.exec())

theme.py

@@ -0,0 +1,50 @@
+from PyQt5.QtCore import Qt
+from PyQt5.QtGui import QPalette, QColor
+
+
+WHITE = Qt.white
+
+VIOLET = QColor("#792953")
+BLUE   = QColor("#003e6e")
+
+GREY0 = QColor(25, 25, 25) # dark
+GREY1 = QColor(35, 35, 35)
+GREY2 = QColor(50, 50, 50)
+GREY3 = QColor(125, 125, 125) # light
+
+MDI_BKG = QColor(150, 150, 150)
+
+
+def theme(app):
+    app.setStyle("Fusion")
+
+    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)
+
+    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)
+
+    pal.setColor(QPalette.BrightText, VIOLET)
+    pal.setColor(QPalette.Highlight, VIOLET)
+    pal.setColor(QPalette.Link, BLUE)
+    pal.setColor(QPalette.LinkVisited, VIOLET)
+
+    pal.setColor(QPalette.Active, QPalette.Button, GREY2)
+
+    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)
+
+    app.setPalette(pal)
+
+
+