AaronFiore/electrum
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qt: wizard: keep wizard stack in a consistent state if load_next_component raises

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This commit is contained in:
Sander van Grieken
2024-10-24 12:33:12 +02:00
parent f0d0c23869
commit 6bbc5f8553
1 changed files with 7 additions and 4 deletions
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11
electrum/gui/qt/wizard/wizard.py
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@@ -143,6 +143,7 @@ class QEAbstractWizard(QDialog, MessageBoxMixin):
comp = self.view_to_component(view)
try:
self._logger.debug(f'load_next_component: {comp!r}')
page = comp(self.main_widget, self)
except Exception as e:
self._logger.error(f'not a class: {comp!r}')
@@ -151,13 +152,11 @@ class QEAbstractWizard(QDialog, MessageBoxMixin):
page.params = params
page.on_ready() # call before component emits any signals
self._logger.debug(f'load_next_component: {page=!r}')
page.updated.connect(self.on_page_updated)
# add to stack and update wizard
self.main_widget.setCurrentIndex(self.main_widget.addWidget(page))
page.apply()
self.main_widget.setCurrentIndex(self.main_widget.addWidget(page))
self.update()
@pyqtSlot(object)
@@ -218,7 +217,11 @@ class QEAbstractWizard(QDialog, MessageBoxMixin):
self.prev() # rollback the submit above
else:
view = self.submit(wd)
self.load_next_component(view.view, view.wizard_data, view.params)
try:
self.load_next_component(view.view, view.wizard_data, view.params)
except Exception as e:
self.prev() # rollback the submit above
raise e
def start_wizard(self) -> 'WizardViewState':
self.start()