add time diff plugin

src/plugins/domain/raction.py

@@ -1,7 +1,7 @@
 from typing import Callable
 
 from PySide6.QtGui import QAction, QIcon
-from PySide6.QtWidgets import QMenu
+from PySide6.QtWidgets import QMenu, QPushButton, QWidget
 
 
 class RAction():
@@ -86,3 +86,20 @@ class RAction():
             self._update_check_state()
 
         return action
+
+    def to_qpushbutton(self, parent: QWidget) -> QPushButton:
+        button = QPushButton(parent)
+        if self.label:
+            button.setText(self.label)
+        if self.icon_from_theme:
+            button.setIcon(QIcon.fromTheme(self.icon_from_theme))
+        if self.icon_file:
+            button.setIcon(QIcon(self.icon_file))
+        if self.shortcut:
+            button.setShortcut(self.shortcut)
+        if self.action:
+            button.pressed.connect(self.action)
+        if self.checkable:
+            button.setChecked(self.checked)
+            button.setCheckable(self.checkable)
+        return button