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GUI::LineEdit::LineEdit(Widget *parent)
: GUI::Widget(parent)
{
pos = 0;
}
void GUI::LineEdit::setText(std::string text)
{
_text = text;
textChanged();
}
std::string GUI::LineEdit::text()
{
return _text;
}
void GUI::LineEdit::keyEvent(GUI::KeyEvent *e)
{
bool change = false;
if(e->direction == -1) {
if(e->keycode == GUI::KeyEvent::KEY_LEFT) {
if(pos) pos--;
} else if(e->keycode == GUI::KeyEvent::KEY_HOME) {
pos = 0;
} else if(e->keycode == GUI::KeyEvent::KEY_END) {
pos = _text.length();
} else if(e->keycode == GUI::KeyEvent::KEY_RIGHT) {
if(pos < _text.length()) pos++;
} else if(e->keycode == GUI::KeyEvent::KEY_DELETE) {
if(pos < _text.length()) {
std::string t = _text.substr(0, pos);
t += _text.substr(pos + 1, std::string::npos);
_text = t;
change = true;
}
} else if(e->keycode == GUI::KeyEvent::KEY_BACKSPACE) {
if(pos > 0) {
std::string t = _text.substr(0, pos - 1);
t += _text.substr(pos, std::string::npos);
_text = t;
pos--;
change = true;
}
} else if(e->keycode == GUI::KeyEvent::KEY_CHARACTER) {
std::string pre = _text.substr(0, pos);
std::string post = _text.substr(pos, std::string::npos);
_text = pre + e->text + post;
change = true;
pos++;
}
repaintEvent(NULL);
}
if(change) textChanged();
}
void GUI::LineEdit::repaintEvent(GUI::RepaintEvent *e)
{
Painter p(this);
p.setColour(Colour(0, 0.4));
p.drawFilledRectangle(3,3,width()-3,height()-3);
Font font;
p.setColour(Colour(1,1,1));
p.drawRectangle(0,0,width()-1,height()-1);
p.drawRectangle(2,2,width()-3,height()-3);
p.drawText(BORDER, height()/2+5, font, _text);
if(hasKeyboardFocus()) {
size_t px = font.textWidth(_text.substr(0, pos));
p.setColour(Colour(0.8));
p.drawLine(px + BORDER - 1, 4, px + BORDER - 1, height() - 5);
}
}
TEST_BEGIN;
TEST_END;
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