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use std::ptr;
use crate::bindings;
use crate::util;
pub struct Prompt {
ptr: *mut bindings::Promptwidget,
}
pub struct PromptBuilder<'a> {
lefttop: (u32, u32),
width: u32,
title: Option<&'a str>,
}
impl<'a> PromptBuilder<'a> {
pub fn add_title<'s: 'a>(&'a mut self, title: &'s str)
-> &'a mut PromptBuilder<'a> {
self.title = Some(title);
self
}
pub fn create(&self) -> Prompt {
Prompt {
ptr: unsafe {
bindings::prw_make(
self.lefttop.0 as i32, self.lefttop.1 as i32,
self.width as i32,
match self.title {
None => ptr::null(),
Some(s) => s.as_ptr() as *const i8,
})
}
}
}
}
impl Prompt {
pub fn new<'a>(lefttop: (u32, u32), width: u32) -> PromptBuilder<'a> {
PromptBuilder {
lefttop, width,
title: None,
}
}
pub fn redraw(&self) {
unsafe { bindings::prw_redraw(self.ptr); }
}
pub fn handle_key(&mut self, key: i32) -> Option<String> {
let ptr = unsafe { bindings::prw_handlekey(self.ptr, key) };
if ptr.is_null() {
None
} else {
unsafe { Some(util::string_from_utf8_charp(ptr)) }
}
}
pub fn change_title(&mut self, title: &str) {
unsafe { bindings::prw_changetitle(self.ptr, title.as_ptr() as *const i8); }
}
}
impl Drop for Prompt {
fn drop(&mut self) {
unsafe { bindings::prw_destroy(self.ptr); }
}
}
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