serenity/Userland/Libraries/LibGUI/TextBox.cpp
Max Wipfli 9f0ce2dc81 LibGUI: Add PasswordBox
This patch adds a PasswordBox. At the moment, it's simply a TextBox with
it's substitution code point set to '*', and the undo and redo actions
disabled.
2021-06-30 11:12:25 +02:00

83 lines
1.7 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibGUI/TextBox.h>
REGISTER_WIDGET(GUI, TextBox)
namespace GUI {
TextBox::TextBox()
: TextEditor(TextEditor::SingleLine)
{
set_min_width(32);
set_fixed_height(22);
}
TextBox::~TextBox()
{
}
void TextBox::keydown_event(GUI::KeyEvent& event)
{
TextEditor::keydown_event(event);
if (event.key() == Key_Up) {
if (on_up_pressed)
on_up_pressed();
if (has_no_history() || !can_go_backwards_in_history())
return;
if (m_history_index >= static_cast<int>(m_history.size()))
m_saved_input = text();
m_history_index--;
set_text(m_history[m_history_index]);
} else if (event.key() == Key_Down) {
if (on_down_pressed)
on_down_pressed();
if (has_no_history())
return;
if (can_go_forwards_in_history()) {
m_history_index++;
set_text(m_history[m_history_index]);
} else if (m_history_index < static_cast<int>(m_history.size())) {
m_history_index++;
set_text(m_saved_input);
}
}
}
void TextBox::add_current_text_to_history()
{
if (!m_history_enabled)
return;
auto input = text();
if (m_history.is_empty() || m_history.last() != input)
add_input_to_history(input);
m_history_index = static_cast<int>(m_history.size());
m_saved_input = {};
}
void TextBox::add_input_to_history(String input)
{
m_history.append(move(input));
m_history_index++;
}
PasswordBox::PasswordBox()
: TextBox()
{
set_substitution_code_point('*');
undo_action().set_enabled(false);
redo_action().set_enabled(false);
}
}