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WindowServer: Cache internal Alt shortcuts on the Menu object

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This way we don't have to recompute the set of shortcut keys every
time we're handling an in-menu keydown event.
This commit is contained in:
Andreas Kling 2021-04-09 16:33:37 +02:00
parent c2b760e335
commit 2bac9eb79d
Notes: sideshowbarker 2024-07-18 20:37:27 +09:00
3 changed files with 29 additions and 19 deletions
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17
Userland/Services/WindowServer/Menu.cpp
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@ -40,6 +40,7 @@
#include <LibGfx/Triangle.h>
#include <WindowServer/ClientConnection.h>
#include <WindowServer/WindowClientEndpoint.h>
#include <ctype.h>
namespace WindowServer {
@ -638,4 +639,20 @@ void Menu::set_visible(bool visible)
m_client->post_message(Messages::WindowClient::MenuVisibilityDidChange(m_menu_id, visible));
}
void Menu::add_item(NonnullOwnPtr<MenuItem> item)
{
if (auto alt_shortcut = find_ampersand_shortcut_character(item->text())) {
m_alt_shortcut_character_to_item_indexes.ensure(tolower(alt_shortcut)).append(m_items.size());
}
m_items.append(move(item));
}
const Vector<size_t>* Menu::items_with_alt_shortcut(u32 alt_shortcut) const
{
auto it = m_alt_shortcut_character_to_item_indexes.find(tolower(alt_shortcut));
if (it == m_alt_shortcut_character_to_item_indexes.end())
return nullptr;
return &it->value;
}
}