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FontEditor: Let editor recover from failed initializations

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Fail early during font initialization and leave the editor in a
valid state in case of errors during UndoSelection creation.
This commit is contained in:
thankyouverycool 2022-07-30 07:25:39 -04:00 committed by Andreas Kling
parent 3c1ea2861b
commit c044a556db
Notes: sideshowbarker 2024-07-17 08:26:58 +09:00 
Author: https://github.com/thankyouverycool
Commit: https://github.com/SerenityOS/serenity/commit/c044a556db
Pull-request: https://github.com/SerenityOS/serenity/pull/14736
Reviewed-by: https://github.com/krkk
1 changed files with 8 additions and 4 deletions
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12
Userland/Applications/FontEditor/MainWidget.cpp
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@ -546,6 +546,11 @@ ErrorOr<void> MainWidget::initialize(String const& path, RefPtr<Gfx::BitmapFont>
{
if (m_edited_font == edited_font)
return {};
auto selection = m_glyph_map_widget->selection().normalized();
m_undo_selection = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) UndoSelection(selection.start(), selection.size(), m_glyph_map_widget->active_glyph(), *edited_font)));
m_undo_stack->clear();
m_path = path;
m_edited_font = edited_font;
@ -592,10 +597,6 @@ ErrorOr<void> MainWidget::initialize(String const& path, RefPtr<Gfx::BitmapFont>
i++;
}
auto selection = m_glyph_map_widget->selection().normalized();
m_undo_selection = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) UndoSelection(selection.start(), selection.size(), m_glyph_map_widget->active_glyph(), *m_edited_font)));
m_undo_stack->clear();
update_statusbar();
deferred_invoke([this] {
@ -603,6 +604,9 @@ ErrorOr<void> MainWidget::initialize(String const& path, RefPtr<Gfx::BitmapFont>
m_glyph_map_widget->set_focus(true);
m_glyph_map_widget->scroll_to_glyph(glyph);
m_glyph_editor_widget->set_glyph(glyph);
VERIFY(window());
window()->set_modified(false);
update_title();
});