Add ability to take screenshots in-app and insert them into the page

bouquin/main_window.py

@@ -978,6 +978,7 @@ class MainWindow(QMainWindow):
 
         tb.historyRequested.connect(self._open_history)
         tb.insertImageRequested.connect(self._on_insert_image)
+        tb.insertScreenshotRequested.connect(self._start_screenshot)
 
         self._toolbar_bound = True
 
@@ -1051,6 +1052,21 @@ class MainWindow(QMainWindow):
         for path_str in paths:
             self.editor.insert_image_from_path(Path(path_str))
 
+    # ----------- Screenshot handler ------------#
+    def _start_screenshot(self):
+        ready = QMessageBox.information(
+            self,
+            strings._("screenshot"),
+            strings._("screenshot_get_ready"),
+            QMessageBox.Ok,
+        )
+        if ready == QMessageBox.Ok:
+            QGuiApplication.processEvents()
+            QTimer.singleShot(5000, self._do_screenshot_capture)
+
+    def _do_screenshot_capture(self):
+        self.editor.take_screenshot()
+
     # ----------- Tags handler ----------------#
     def _update_tag_views_for_date(self, date_iso: str):
         if hasattr(self, "tags"):