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LibGUI: Use UndoStack::on_state_change inside TextDocument/TextEditor
Have TextDocument listen for state changes on the internal undo stack, and forward those to all clients via a new virtual function. This simplifies updating the can_undo / can_redo states of TextEditor.
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5 changed files with 17 additions and 2 deletions
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@ -1324,8 +1324,6 @@ void TextEditor::did_change()
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{
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update_content_size();
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recompute_all_visual_lines();
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m_undo_action->set_enabled(can_undo());
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m_redo_action->set_enabled(can_redo());
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if (m_autocomplete_box && !m_should_keep_autocomplete_box) {
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m_autocomplete_box->close();
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if (m_autocomplete_timer)
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@ -1636,6 +1634,12 @@ void TextEditor::document_did_change()
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update();
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}
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void TextEditor::document_did_update_undo_stack()
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{
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m_undo_action->set_enabled(can_undo());
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m_redo_action->set_enabled(can_redo());
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}
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void TextEditor::document_did_set_text()
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{
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m_line_visual_data.clear();
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