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serenity/Userland/Applications/CharacterMap/main.cpp
Sam Atkins 2a7c638cd9 CharacterMap: Add a find-by-name window
This works the same way as the command-line usage, searching against the
display name as provided by LibUnicode.

I've modified the search loop to cover every possible unicode
code-point, since my previous logic was flawed. Code-points are not
dense, there are gaps, so simply iterating up to the count of them will
skip ones with higher values. Surprisingly, iterating all 1,114,112 of
them still runs in a third of a second. Computers are fast!
2022-01-16 11:17:03 +01:00

74 lines
2.3 KiB
C++

/*
* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "CharacterMapWidget.h"
#include "SearchCharacters.h"
#include <LibConfig/Client.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/System.h>
#include <LibGUI/Application.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Window.h>
#include <LibGfx/FontDatabase.h>
#include <LibMain/Main.h>
static void search_and_print_results(String const& query)
{
outln("Searching for '{}'", query);
u32 result_count = 0;
for_each_character_containing(query, [&](auto code_point, auto& display_name) {
StringBuilder builder;
builder.append_code_point(code_point);
builder.append(" - ");
builder.append(display_name);
outln(builder.string_view());
result_count++;
});
if (result_count == 0)
outln("No results found.");
else if (result_count == 1)
outln("1 result found.");
else
outln("{} results found.", result_count);
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio recvfd sendfd rpath unix"));
auto app = TRY(GUI::Application::try_create(arguments));
Config::pledge_domains("CharacterMap");
TRY(Core::System::pledge("stdio recvfd sendfd rpath"));
TRY(Core::System::unveil("/res", "r"));
TRY(Core::System::unveil(nullptr, nullptr));
String query;
Core::ArgsParser args_parser;
args_parser.add_option(query, "Search character names using this query, and print them as a list.", "search", 's', "query");
args_parser.parse(arguments);
if (!query.is_empty()) {
search_and_print_results(query);
return 0;
}
auto app_icon = TRY(GUI::Icon::try_create_default_icon("app-keyboard-settings"));
auto window = TRY(GUI::Window::try_create());
window->set_title("Character Map");
window->set_icon(app_icon.bitmap_for_size(16));
window->resize(400, 400);
auto character_map_widget = TRY(window->try_set_main_widget<CharacterMapWidget>());
character_map_widget->initialize_menubar(*window);
auto font_query = Config::read_string("CharacterMap", "History", "Font", Gfx::FontDatabase::the().default_font_query());
character_map_widget->set_font(Gfx::FontDatabase::the().get_by_name(font_query));
window->show();
return app->exec();
}