ENH: Example how to use dynamic properties and stylesheets

commontk · May 6, 2024 · b27e8de · b27e8de
1 parent 7ed1da3
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diff --git a/Applications/ctkDICOMVisualBrowser/ctkDICOMVisualBrowserMain.cpp b/Applications/ctkDICOMVisualBrowser/ctkDICOMVisualBrowserMain.cpp
@@ -118,5 +118,50 @@ int main(int argc, char** argv)
   mainWidget.show();
   DICOMVisualBrowser.onShowPatients();
 
+  // CTK should define these styles in files like ctkLightStyle.qss
+  QString barebonesLightStyleExample =
+    R""""(
+      ctkSearchBox[warning=true]
+      {
+        background-color: #9c9c27;
+      }
+
+      ctkCheckableComboBox[warning=true]
+      {
+        background-color: #9c9c27;
+      }
+
+      ctkComboBox[warning=true]
+      {
+        background-color: #9c9c27;
+      }
+    )"""";
+
+  QString barebonesDarkStyleExample =
+    R""""(
+      QWidget
+      {
+        background-color: #333333;
+        color: #ffffff;
+      }
+
+      ctkSearchBox[warning=true]
+      {
+        background-color: #9c9c27;
+      }
+
+      ctkCheckableComboBox[warning=true]
+      {
+        background-color: #9c9c27;
+      }
+
+      ctkComboBox[warning=true]
+      {
+        background-color: #9c9c27;
+      }
+    )"""";
+
+  app.setStyleSheet(barebonesLightStyleExample);
+
   return app.exec();
 }
diff --git a/Libs/DICOM/Widgets/ctkDICOMVisualBrowserWidget.cpp b/Libs/DICOM/Widgets/ctkDICOMVisualBrowserWidget.cpp
@@ -889,6 +889,7 @@ void ctkDICOMVisualBrowserWidgetPrivate::setBackgroundColorToWidget(QColor color
     return;
   }
 
+  // This will be applied if no styleSheet has been set on the widget
   QPalette pal = widget->palette();
   QComboBox* comboBox = qobject_cast<QComboBox*>(widget);
   if (comboBox)
@@ -900,6 +901,18 @@ void ctkDICOMVisualBrowserWidgetPrivate::setBackgroundColorToWidget(QColor color
     pal.setColor(widget->backgroundRole(), color);
   }
   widget->setPalette(pal);
+
+  // If the widget has a styleSheet, the styleSheet will overrride the palette
+  if (ctkDICOMVisualBrowserWidgetWarningColor == color)
+  {
+    widget->setProperty("warning", true);
+  }
+  else
+  {
+    widget->setProperty("warning", false);
+  }
+  widget->style()->unpolish(widget);
+  widget->style()->polish(widget);
 }
 
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