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LibGUI: Add GUI::Menubar::try_add_menu()

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This is a fallible variant of Menubar::add_menu() that returns ErrorOr.
This commit is contained in:
Andreas Kling 2021-11-24 13:09:04 +01:00
parent b81ce827b6
commit bc79be362d
3 changed files with 50 additions and 17 deletions
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1
Userland/Libraries/LibGUI/CMakeLists.txt
View file

@ -62,6 +62,7 @@ set(SOURCES
ListView.cpp
Menu.cpp
MenuItem.cpp
Menubar.cpp
MessageBox.cpp
Model.cpp
ModelIndex.cpp

43
Userland/Libraries/LibGUI/Menubar.cpp Normal file
View file

@ -0,0 +1,43 @@
/*
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, sin-ack <sin-ack@protonmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGUI/Menubar.h>
namespace GUI {
Menubar::Menubar()
{
}
Menubar::~Menubar()
{
}
ErrorOr<NonnullRefPtr<Menu>> Menubar::try_add_menu(Badge<Window>, String name)
{
auto menu = TRY(try_add<Menu>(move(name)));
TRY(m_menus.try_append(menu));
return menu;
}
Menu& Menubar::add_menu(Badge<Window>, String name)
{
auto& menu = add<Menu>(move(name));
m_menus.append(menu);
return menu;
}
void Menubar::for_each_menu(Function<IterationDecision(Menu&)> callback)
{
for (auto& menu : m_menus) {
if (callback(menu) == IterationDecision::Break) {
return;
}
}
}
}

23
Userland/Libraries/LibGUI/Menubar.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, sin-ack <sin-ack@protonmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
@ -20,26 +20,15 @@ class Menubar : public Core::Object {
C_OBJECT(Menubar);
public:
~Menubar() { }
virtual ~Menubar() override;
Menu& add_menu(Badge<Window>, String name)
{
auto& menu = add<Menu>(move(name));
m_menus.append(menu);
return menu;
}
ErrorOr<NonnullRefPtr<Menu>> try_add_menu(Badge<Window>, String name);
Menu& add_menu(Badge<Window>, String name);
void for_each_menu(Function<IterationDecision(Menu&)> callback)
{
for (auto& menu : m_menus) {
if (callback(menu) == IterationDecision::Break) {
return;
}
}
}
void for_each_menu(Function<IterationDecision(Menu&)>);
private:
Menubar() { }
Menubar();
NonnullRefPtrVector<Menu> m_menus;
};