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LibCore: Add Object::remove_all_children()

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This commit is contained in:
Linus Groh 2020-12-27 17:14:44 +01:00 • committed by Andreas Kling
parent ddaedbca87
commit e955c024b2
3 changed files with 8 additions and 4 deletions
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5
DevTools/Playground/main.cpp
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@ -46,10 +46,7 @@ int main(int argc, char** argv)
editor.set_automatic_indentation_enabled(true); editor.set_automatic_indentation_enabled(true);
editor.on_change = [&] { editor.on_change = [&] {
// FIXME: This is not a very expressive way to remove all children.. preview.remove_all_children();
while (!preview.children().is_empty())
preview.children().first().remove_from_parent();
preview.load_from_gml(editor.text()); preview.load_from_gml(editor.text());
}; };

6
Libraries/LibCore/Object.cpp
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@ -130,6 +130,12 @@ void Object::remove_child(Object& object)
ASSERT_NOT_REACHED(); ASSERT_NOT_REACHED();
} }
void Object::remove_all_children()
{
while (!m_children.is_empty())
m_children.first().remove_from_parent();
}
void Object::timer_event(Core::TimerEvent&) void Object::timer_event(Core::TimerEvent&)
{ {
} }

1
Libraries/LibCore/Object.h
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@ -105,6 +105,7 @@ public:
void add_child(Object&); void add_child(Object&);
void insert_child_before(Object& new_child, Object& before_child); void insert_child_before(Object& new_child, Object& before_child);
void remove_child(Object&); void remove_child(Object&);
void remove_all_children();
void dump_tree(int indent = 0); void dump_tree(int indent = 0);