/*
* Copyright (c) 2020, Hüseyin Aslıtürk <asliturk@hotmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "KeyboardMapperWidget.h"
#include "KeyPositions.h"
#include <LibCore/File.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/InputBox.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/RadioButton.h>
#include <LibKeyboard/CharacterMapFile.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
KeyboardMapperWidget::KeyboardMapperWidget()
{
create_frame();
}
KeyboardMapperWidget::~KeyboardMapperWidget()
{
}
void KeyboardMapperWidget::create_frame()
{
set_fill_with_background_color(true);
set_layout<GUI::VerticalBoxLayout>();
set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fill);
layout()->set_margins({ 4, 4, 4, 4 });
auto& main_widget = add<GUI::Widget>();
main_widget.set_relative_rect(0, 0, 200, 200);
m_keys.resize(KEY_COUNT);
for (unsigned i = 0; i < KEY_COUNT; i++) {
Gfx::IntRect rect = { keys[i].x, keys[i].y, keys[i].width, keys[i].height };
auto& tmp_button = main_widget.add<KeyButton>();
tmp_button.set_relative_rect(rect);
tmp_button.set_text(keys[i].name);
tmp_button.set_enabled(keys[i].enabled);
tmp_button.on_click = [this, &tmp_button]() {
String value;
if (GUI::InputBox::show(value, window(), "New Character:", "Select Character") == GUI::InputBox::ExecOK) {
int i = m_keys.find_first_index(&tmp_button).value_or(0);
ASSERT(i > 0);
auto index = keys[i].map_index;
ASSERT(index > 0);
tmp_button.set_text(value);
u32* map;
if (m_current_map_name == "map") {
map = m_character_map.map;
} else if (m_current_map_name == "shift_map") {
map = m_character_map.shift_map;
} else if (m_current_map_name == "alt_map") {
map = m_character_map.alt_map;
} else if (m_current_map_name == "altgr_map") {
map = m_character_map.altgr_map;
} else {
ASSERT_NOT_REACHED();
}
if (value.length() == 0)
map[index] = '\0'; // Empty string
else
map[index] = value[0];
m_modified = true;
update_window_title();
}
};
m_keys.insert(i, &tmp_button);
}
// Action Buttons
auto& bottom_widget = add<GUI::Widget>();
bottom_widget.set_layout<GUI::HorizontalBoxLayout>();
bottom_widget.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
bottom_widget.set_preferred_size(0, 40);
// Map Selection
m_map_group = bottom_widget.add<GUI::Widget>();
m_map_group->set_layout<GUI::HorizontalBoxLayout>();
m_map_group->set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fill);
m_map_group->set_preferred_size(250, 0);
auto& radio_map = m_map_group->add<GUI::RadioButton>("Default");
radio_map.set_name("map");
radio_map.on_checked = [&](bool) {
set_current_map("map");
};
auto& radio_shift = m_map_group->add<GUI::RadioButton>("Shift");
radio_shift.set_name("shift_map");
radio_shift.on_checked = [this](bool) {
set_current_map("shift_map");
};
auto& radio_altgr = m_map_group->add<GUI::RadioButton>("AltGr");
radio_altgr.set_name("altgr_map");
radio_altgr.on_checked = [this](bool) {
set_current_map("altgr_map");
};
auto& radio_alt = m_map_group->add<GUI::RadioButton>("Alt");
radio_alt.set_name("alt_map");
radio_alt.on_checked = [this](bool) {
set_current_map("alt_map");
};
bottom_widget.layout()->add_spacer();
auto& ok_button = bottom_widget.add<GUI::Button>();
ok_button.set_text("Save");
ok_button.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fill);
ok_button.set_preferred_size(80, 0);
ok_button.on_click = [this](auto) {
save();
};
}
void KeyboardMapperWidget::load_from_file(String file_name)
{
auto result = Keyboard::CharacterMapFile::load_from_file(file_name);
if (!result.has_value()) {
ASSERT_NOT_REACHED();
}
m_file_name = file_name;
m_character_map = result.value();
set_current_map("map");
for (Widget* widget : m_map_group->child_widgets()) {
auto radio_button = (GUI::RadioButton*)widget;
radio_button->set_checked(radio_button->name() == "map");
}
update_window_title();
}
void KeyboardMapperWidget::save()
{
save_to_file(m_file_name);
}
void KeyboardMapperWidget::save_to_file(const StringView& file_name)
{
JsonObject map_json;
auto add_array = [&](String name, u32* values) {
JsonArray items;
for (int i = 0; i < 90; i++) {
AK::StringBuilder sb;
sb.append(values[i]);
JsonValue val(sb.to_string());
items.append(move(val));
}
map_json.set(name, move(items));
};
add_array("map", m_character_map.map);
add_array("shift_map", m_character_map.shift_map);
add_array("alt_map", m_character_map.alt_map);
add_array("altgr_map", m_character_map.altgr_map);
// Write to file.
String file_content = map_json.to_string();
auto file = Core::File::construct(file_name);
file->open(Core::IODevice::WriteOnly);
if (!file->is_open()) {
StringBuilder sb;
sb.append("Failed to open ");
sb.append(file_name);
sb.append(" for write. Error: ");
sb.append(file->error_string());
GUI::MessageBox::show(window(), sb.to_string(), "Error", GUI::MessageBox::Type::Error);
return;
}
bool result = file->write(file_content);
if (!result) {
int error_number = errno;
StringBuilder sb;
sb.append("Unable to save file. Error: ");
sb.append(strerror(error_number));
GUI::MessageBox::show(window(), sb.to_string(), "Error", GUI::MessageBox::Type::Error);
return;
}
m_modified = false;
m_file_name = file_name;
update_window_title();
}
void KeyboardMapperWidget::keydown_event(GUI::KeyEvent& event)
{
for (int i = 0; i < KEY_COUNT; i++) {
auto& tmp_button = m_keys.at(i);
tmp_button->set_pressed(keys[i].scancode == event.scancode());
tmp_button->update();
}
}
void KeyboardMapperWidget::keyup_event(GUI::KeyEvent& event)
{
for (int i = 0; i < KEY_COUNT; i++) {
if (keys[i].scancode == event.scancode()) {
auto& tmp_button = m_keys.at(i);
tmp_button->set_pressed(false);
tmp_button->update();
break;
}
}
}
void KeyboardMapperWidget::set_current_map(const String current_map)
{
m_current_map_name = current_map;
u32* map;
if (m_current_map_name == "map") {
map = m_character_map.map;
} else if (m_current_map_name == "shift_map") {
map = m_character_map.shift_map;
} else if (m_current_map_name == "alt_map") {
map = m_character_map.alt_map;
} else if (m_current_map_name == "altgr_map") {
map = m_character_map.altgr_map;
} else {
ASSERT_NOT_REACHED();
}
for (unsigned k = 0; k < KEY_COUNT; k++) {
auto index = keys[k].map_index;
if (index == 0)
continue;
AK::StringBuilder sb;
sb.append_code_point(map[index]);
m_keys.at(k)->set_text(sb.to_string());
}
this->update();
}
void KeyboardMapperWidget::update_window_title()
{
StringBuilder sb;
sb.append(m_file_name);
if (m_modified)
sb.append(" (*)");
sb.append(" - KeyboardMapper");
window()->set_title(sb.to_string());
}