screenshots button

bauh/api/abstract/controller.py

@@ -247,3 +247,10 @@ class SoftwareManager(ABC):
     @abstractmethod
     def launch(self, pkg: SoftwarePackage):
         pass
+
+    @abstractmethod
+    def get_screenshots(self, pkg: SoftwarePackage) -> List[str]:
+        """
+        :return: screenshot urls for the given package
+        """
+        pass

bauh/api/abstract/model.py

@@ -169,6 +169,12 @@ class SoftwarePackage(ABC):
         """
         pass
 
+    def has_screenshots(self) -> bool:
+        """
+        :return: if there are screenshots to be displayed
+        """
+        return not self.installed
+
     def __str__(self):
         return '{} (id={}, name={})'.format(self.__class__.__name__, self.id, self.name)