MenuItemTextbox.cpp

#include <Interface/Menu/MenuItemTextbox.hpp>
#include <Config/Globals.hpp>
#include <Flow/InputManager.hpp>
#include <Misc/Utils.hpp>
 
MenuItemTextbox::MenuItemTextbox(std::string label, int id, int width, std::string initial):
    MenuItem(label, id),
    currentText(initial),
    width(width)
{
 
}
void MenuItemTextbox::draw(Window* window, int x, int y, int width, bool hilite)
{
    // Drawing label before actual textbox
    MenuItem::draw(window, x, y, width - (this->width) - 1, hilite);
 
    // Maximum x id
    int posx = x + width;
 
    // Drawing the current text
    if ((int)(this->currentText.size()) > (this->width))
        window->print(this->currentText.substr(this->width), (posx - this->width), y, Globals::Theme::textbox);
    else
        window->print(this->currentText, (posx - this->width), y, Globals::Theme::textbox);
 
    int spacex = (posx - this->width) - this->currentText.size();
 
    // Drawing the rest of the spaces
    for (unsigned int i = 0; i < (this->width - this->currentText.size()); i++)
        window->printChar(' ', spacex + i, y, Globals::Theme::textbox);
}
 
// Local function that tells in #input can be interpreted
// as a printable char (meaning no control character,
// as seen on the ASCII table).
bool isPrintable(int input)
{
    return ((input > 32) && (input < 127));
}
 
void MenuItemTextbox::handleInput()
{
    if (InputManager::noKeyPressed())
        return;
 
    if (isPrintable(InputManager::pressedKey))
    {
        this->currentText += (char)(InputManager::pressedKey);
        return;
    }
 
    if (InputManager::isPressed(KEY_BACKSPACE))
        Utils::String::pop_back(this->currentText);
}