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LibGUI: Clear undo stack when opening a new document

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This commit is contained in:
Carlos César Neves Enumo 2021-05-05 12:21:45 -03:00 • committed by Andreas Kling
parent 88803b2e34
commit 67537bfc80
3 changed files with 9 additions and 0 deletions
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1
Userland/Libraries/LibGUI/TextDocument.cpp
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@ -41,6 +41,7 @@ TextDocument::~TextDocument()
bool TextDocument::set_text(const StringView& text) bool TextDocument::set_text(const StringView& text)
{ {
m_client_notifications_enabled = false; m_client_notifications_enabled = false;
m_undo_stack.clear();
m_spans.clear(); m_spans.clear();
remove_all_lines(); remove_all_lines();

6
Userland/Libraries/LibGUI/UndoStack.cpp
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@ -80,4 +80,10 @@ void UndoStack::finalize_current_combo()
m_stack.prepend(move(undo_commands_container)); m_stack.prepend(move(undo_commands_container));
} }
void UndoStack::clear()
{
m_stack.clear();
m_stack_index = 0;
}
} }

2
Userland/Libraries/LibGUI/UndoStack.h
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@ -26,6 +26,8 @@ public:
void finalize_current_combo(); void finalize_current_combo();
void clear();
private: private:
struct UndoCommandsContainer { struct UndoCommandsContainer {
NonnullOwnPtrVector<Command> m_undo_vector; NonnullOwnPtrVector<Command> m_undo_vector;