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WindowServer: Support Alt shortcuts inside menus as well

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Menu items can now also have Alt shortcut, and they work the same way
top-level menu Alt shortcuts do. This replaces the previous "type to
search" mechanism we had in menus.
This commit is contained in:
Andreas Kling 2021-04-09 13:48:26 +02:00
parent 2b9bc605d2
commit 0fc2651303
4 changed files with 32 additions and 31 deletions
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43
Userland/Services/WindowServer/MenuManager.cpp
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@ -30,11 +30,11 @@
#include <WindowServer/MenuManager.h>
#include <WindowServer/Screen.h>
#include <WindowServer/WindowManager.h>
#include <ctype.h>
namespace WindowServer {
static MenuManager* s_the;
static constexpr int s_search_timeout = 3000;
MenuManager& MenuManager::the()
{
@ -45,10 +45,6 @@ MenuManager& MenuManager::the()
MenuManager::MenuManager()
{
s_the = this;
m_search_timer = Core::Timer::create_single_shot(0, [this] {
m_current_search.clear();
});
}
MenuManager::~MenuManager()
@ -91,23 +87,33 @@ void MenuManager::event(Core::Event& event)
return;
}
if (key_event.key() == Key_Backspace) {
m_current_search.clear();
return;
}
if (m_current_menu && event.type() == Event::KeyDown
&& ((key_event.key() >= Key_A && key_event.key() <= Key_Z)
|| (key_event.key() >= Key_0 && key_event.key() <= Key_9))) {
m_current_search.append_code_point(key_event.code_point());
m_search_timer->restart(s_search_timeout);
// FIXME: Maybe cache this on the menu instead of recomputing it on every alphanumeric menu keystroke?
HashMap<u32, size_t> alt_shortcut_to_item_index;
for (int i = 0; i < m_current_menu->item_count(); ++i) {
auto text = m_current_menu->item(i).text();
if (text.to_lowercase().starts_with(m_current_search.to_string().to_lowercase())) {
m_current_menu->set_hovered_item(i);
return;
}
auto& item = m_current_menu->item(i);
if (!item.is_enabled())
continue;
auto alt_shortcut = find_ampersand_shortcut_character(item.text());
if (!alt_shortcut)
continue;
alt_shortcut_to_item_index.set(tolower(alt_shortcut), i);
}
auto it = alt_shortcut_to_item_index.find(tolower(key_event.code_point()));
if (it != alt_shortcut_to_item_index.end()) {
auto& item = m_current_menu->item(it->value);
m_current_menu->set_hovered_item(it->value);
if (item.is_submenu())
m_current_menu->descend_into_submenu_at_hovered_item();
else
m_current_menu->open_hovered_item(false);
}
return;
}
@ -246,7 +252,6 @@ void MenuManager::close_everyone()
menu->clear_hovered_item();
}
m_open_menu_stack.clear();
m_current_search.clear();
clear_current_menu();
refresh();
}
@ -372,8 +377,6 @@ void MenuManager::set_current_menu(Menu* menu)
return;
}
m_current_search.clear();
Menu* previous_current_menu = m_current_menu;
m_current_menu = menu;