Method GetTextCharacterAtPosition

src/window.cpp:410–417

* Get the character that is rendered at a position by the focused edit box. * @param pt The position to test. * @return Index of the character position or -1 if no character is at the position. */ virtual */

 * @return Index of the character position or -1 if no character is at the position.
 */
/* virtual */ ptrdiff_t Window::GetTextCharacterAtPosition(const Point &pt) const
{
	if (this->nested_focus != nullptr && this->nested_focus->type == WWT_EDITBOX) {
		return this->GetQueryString(this->nested_focus->GetIndex())->GetCharAtPosition(this, this->nested_focus->GetIndex(), pt);
	}

	return -1;
}

/**
 * Set the window that has the focus