busy bar on topping exporter

QgisModelBaker/gui/topping_wizard/ili2dbsettings_page.py

@@ -289,6 +289,9 @@ def _refresh_combobox(self):
         )
 
     def _schema_changed(self):
+        self.topping_wizard.busy(
+            self, True, self.tr("Get ili2db settings of the current schema...")
+        )
         configuration = self.schema_combobox.currentData()
         parsed_from_file = False
         if configuration:
@@ -306,6 +309,8 @@ def _schema_changed(self):
         self.parameters_model.refresh_model(
             self.topping_wizard.topping.metaconfig.ili2db_settings.parameters
         )
+        self.topping_wizard.busy(self, False)
 
     def _log_on_export_metagonfig_error(self, log):
         QgsMessageLog.logMessage(log, self.tr("Export metaConfig"), Qgis.Critical)
+

QgisModelBaker/gui/topping_wizard/layers_page.py

@@ -563,7 +563,12 @@ def __init__(self, parent, title):
 
         self.categories_dialog = LayerStyleCategoriesDialog()
         self.stylecat_delegate.button_clicked.connect(self.open_categories_dialog)
-        self.reset_button.clicked.connect(lambda: self.layermodel.reload(True))
+        self.reset_button.clicked.connect(self.reload_layermodel)
+
+    def reload_layermodel(self):
+        self.topping_wizard.busy(self, True, self.tr("Reload layertree..."))
+        self.layermodel.reload(True)
+        self.topping_wizard.busy(self, False)
 
     def open_categories_dialog(self, index):
         layername = index.data(int(Qt.DisplayRole))

QgisModelBaker/gui/topping_wizard/models_page.py

@@ -73,8 +73,10 @@ def validatePage(self) -> bool:
         return super().validatePage()
 
     def _refresh(self):
+        self.topping_wizard.busy(self, True, self.tr("Refresh model information..."))
         self._load_available_models_and_sources()
         self.models_model.check_entries(self.topping_wizard.topping.models)
+        self.topping_wizard.busy(self, False)
 
     def _load_available_models_and_sources(self):
         """

QgisModelBaker/gui/topping_wizard/referencedata_page.py

@@ -136,6 +136,11 @@ def validatePage(self) -> bool:
 
     def update_referecedata_cache_model(self, filter_models, type):
         # updates the model and waits for the end
+        self.topping_wizard.busy(
+            self,
+            True,
+            self.tr("Search for available reference data in the repositories..."),
+        )
         loop = QEventLoop()
         self.ilireferencedatacache.model_refreshed.connect(lambda: loop.quit())
         timer = QTimer()
@@ -144,6 +149,7 @@ def update_referecedata_cache_model(self, filter_models, type):
         timer.start(3000)
         self.refresh_referencedata_cache(filter_models, type)
         loop.exec()
+        self.topping_wizard.busy(self, False)
         return self.ilireferencedatacache.model
 
     def refresh_referencedata_cache(self, filter_models, type):

QgisModelBaker/gui/topping_wizard/topping_wizard.py

@@ -97,6 +97,14 @@ def id_changed(self, new_id):
             self.tr(f" > ---------- {self._current_page_title(self.current_id)}")
         )
 
+    def busy(self, page, busy, text="Busy..."):
+        page.setEnabled(not busy)
+        self.log_panel.busy_bar.setVisible(busy)
+        if busy:
+            self.log_panel.busy_bar.setFormat(text)
+        else:
+            self.log_panel.scrollbar.setValue(self.log_panel.scrollbar.maximum())
+
     def _current_page_title(self, id):
         if id == ToppingWizardPageIds.Target:
             return self.tr("Target Folder Selection")