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LibCore: Make Core::Object::add<ChildType> return a ChildType&

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Since the returned object is now owned by the callee object, we can
simply vend a ChildType&. This allows us to use "." instead of "->"
at the call site, which is quite nice. :^)
This commit is contained in:
Andreas Kling 2020-03-04 19:07:55 +01:00
parent fb09b6a8ce
commit 028c011760
46 changed files with 1035 additions and 1039 deletions
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14
Demos/HelloWorld/main.cpp
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@ -45,14 +45,14 @@ int main(int argc, char** argv)
auto& layout = main_widget.set_layout<GUI::VerticalBoxLayout>();
layout.set_margins({ 4, 4, 4, 4 });
auto label = main_widget.add<GUI::Label>();
label->set_text("Hello\nWorld!");
auto& label = main_widget.add<GUI::Label>();
label.set_text("Hello\nWorld!");
auto button = main_widget.add<GUI::Button>();
button->set_text("Good-bye");
button->set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
button->set_preferred_size(0, 20);
button->on_click = [&] {
auto& button = main_widget.add<GUI::Button>();
button.set_text("Good-bye");
button.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
button.set_preferred_size(0, 20);
button.on_click = [&] {
app.quit();
};