set messagebox stylesheet

Author: ArnoChenFx

NodeGraphQt/widgets/file_dialog.py

@@ -1,4 +1,5 @@
 from NodeGraphQt import QtWidgets
+from NodeGraphQt.widgets.stylesheet import STYLE_MESSAGEBOX
 import os
 
 current_dir = os.path.expanduser('~')
@@ -40,3 +41,10 @@ def getOpenFileName(parent=None, title="Open File", file_dir=None, ext_filter="*
         return file_dlg
 
 
+def messageBox(text, title , buttons):
+    msg = QtWidgets.QMessageBox()
+    msg.setStyleSheet(STYLE_MESSAGEBOX)
+    msg.setWindowTitle(title)
+    msg.setInformativeText(text)
+    msg.setStandardButtons(buttons)
+    return msg.exec_()

NodeGraphQt/widgets/stylesheet.py

@@ -193,3 +193,31 @@
     background-color: transparent;
 }
 '''
+
+STYLE_MESSAGEBOX = '''
+QLabel{
+    min-width:500 px; 
+    font-size: 18px;
+    background-color: transparent;
+    color: rgb(200 ,200, 200);
+} 
+QPushButton{ 
+    width:100px; 
+    font-size: 18px; 
+    background-color: transparent;
+    color: rgb(200 ,200, 200);
+    border-width: 1px;
+    border-color: rgb(40,40,40);
+}
+QPushButton::pressed {
+    border-style: inset;
+}
+QPushButton::hover {
+    background-color: rgb(65, 65, 65);
+    border-color: rgb(10,80,230);
+}
+QMessageBox{
+    background-color: rgb(55, 55, 55);
+    color: rgb(200 ,200, 200);
+}
+'''

NodeGraphQt/widgets/viewer.py

@@ -14,7 +14,7 @@
 from NodeGraphQt.widgets.actions import BaseMenu
 from NodeGraphQt.widgets.scene import NodeScene
 from NodeGraphQt.widgets.tab_search import TabSearchWidget, TabSearchMenuWidget
-from NodeGraphQt.widgets.file_dialog import file_dialog
+from NodeGraphQt.widgets.file_dialog import file_dialog, messageBox
 
 ZOOM_MIN = -0.95
 ZOOM_MAX = 2.0
@@ -714,14 +714,11 @@ def context_menus(self):
                 'nodes': self._ctx_node_menu}
 
     def question_dialog(self, text, title='Node Graph'):
-        dlg = QtWidgets.QMessageBox.question(
-            self, title, text,
-            QtWidgets.QMessageBox.Yes, QtWidgets.QMessageBox.No)
+        dlg = messageBox(text, title, QtWidgets.QMessageBox.Yes|QtWidgets.QMessageBox.No)
         return dlg == QtWidgets.QMessageBox.Yes
 
     def message_dialog(self, text, title='Node Graph'):
-        QtWidgets.QMessageBox.information(
-            self, title, text, QtWidgets.QMessageBox.Ok)
+        messageBox(text, title, QtWidgets.QMessageBox.Ok)
 
     def load_dialog(self, current_dir=None, ext=None):
         ext = '*{} '.format(ext) if ext else ''