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use Adjustment;
use Orientable;
use Orientation;
use PositionType;
use Range;
use Widget;
use ffi;
use glib;
use glib::object::Downcast;
use glib::object::IsA;
use glib::signal::connect;
use glib::translate::*;
use glib_ffi;
use libc;
use pango;
use std::boxed::Box as Box_;
use std::mem;
use std::mem::transmute;
glib_wrapper! {
pub struct Scale(Object<ffi::GtkScale>): Range, Widget, Orientable;
match fn {
get_type => || ffi::gtk_scale_get_type(),
}
}
impl Scale {
pub fn new<'a, P: Into<Option<&'a Adjustment>>>(orientation: Orientation, adjustment: P) -> Scale {
assert_initialized_main_thread!();
let adjustment = adjustment.into();
let adjustment = adjustment.to_glib_none();
unsafe {
Widget::from_glib_none(ffi::gtk_scale_new(orientation.to_glib(), adjustment.0)).downcast_unchecked()
}
}
pub fn new_with_range(orientation: Orientation, min: f64, max: f64, step: f64) -> Scale {
assert_initialized_main_thread!();
unsafe {
Widget::from_glib_none(ffi::gtk_scale_new_with_range(orientation.to_glib(), min, max, step)).downcast_unchecked()
}
}
}
pub trait ScaleExt {
fn add_mark<'a, P: Into<Option<&'a str>>>(&self, value: f64, position: PositionType, markup: P);
fn clear_marks(&self);
fn get_digits(&self) -> i32;
fn get_draw_value(&self) -> bool;
fn get_has_origin(&self) -> bool;
fn get_layout(&self) -> Option<pango::Layout>;
fn get_layout_offsets(&self) -> (i32, i32);
fn get_value_pos(&self) -> PositionType;
fn set_digits(&self, digits: i32);
fn set_draw_value(&self, draw_value: bool);
fn set_has_origin(&self, has_origin: bool);
fn set_value_pos(&self, pos: PositionType);
fn connect_format_value<F: Fn(&Self, f64) -> String + 'static>(&self, f: F) -> u64;
}
impl<O: IsA<Scale> + IsA<glib::object::Object>> ScaleExt for O {
fn add_mark<'a, P: Into<Option<&'a str>>>(&self, value: f64, position: PositionType, markup: P) {
let markup = markup.into();
let markup = markup.to_glib_none();
unsafe {
ffi::gtk_scale_add_mark(self.to_glib_none().0, value, position.to_glib(), markup.0);
}
}
fn clear_marks(&self) {
unsafe {
ffi::gtk_scale_clear_marks(self.to_glib_none().0);
}
}
fn get_digits(&self) -> i32 {
unsafe {
ffi::gtk_scale_get_digits(self.to_glib_none().0)
}
}
fn get_draw_value(&self) -> bool {
unsafe {
from_glib(ffi::gtk_scale_get_draw_value(self.to_glib_none().0))
}
}
fn get_has_origin(&self) -> bool {
unsafe {
from_glib(ffi::gtk_scale_get_has_origin(self.to_glib_none().0))
}
}
fn get_layout(&self) -> Option<pango::Layout> {
unsafe {
from_glib_none(ffi::gtk_scale_get_layout(self.to_glib_none().0))
}
}
fn get_layout_offsets(&self) -> (i32, i32) {
unsafe {
let mut x = mem::uninitialized();
let mut y = mem::uninitialized();
ffi::gtk_scale_get_layout_offsets(self.to_glib_none().0, &mut x, &mut y);
(x, y)
}
}
fn get_value_pos(&self) -> PositionType {
unsafe {
from_glib(ffi::gtk_scale_get_value_pos(self.to_glib_none().0))
}
}
fn set_digits(&self, digits: i32) {
unsafe {
ffi::gtk_scale_set_digits(self.to_glib_none().0, digits);
}
}
fn set_draw_value(&self, draw_value: bool) {
unsafe {
ffi::gtk_scale_set_draw_value(self.to_glib_none().0, draw_value.to_glib());
}
}
fn set_has_origin(&self, has_origin: bool) {
unsafe {
ffi::gtk_scale_set_has_origin(self.to_glib_none().0, has_origin.to_glib());
}
}
fn set_value_pos(&self, pos: PositionType) {
unsafe {
ffi::gtk_scale_set_value_pos(self.to_glib_none().0, pos.to_glib());
}
}
fn connect_format_value<F: Fn(&Self, f64) -> String + 'static>(&self, f: F) -> u64 {
unsafe {
let f: Box_<Box_<Fn(&Self, f64) -> String + 'static>> = Box_::new(Box_::new(f));
connect(self.to_glib_none().0, "format-value",
transmute(format_value_trampoline::<Self> as usize), Box_::into_raw(f) as *mut _)
}
}
}
unsafe extern "C" fn format_value_trampoline<P>(this: *mut ffi::GtkScale, value: libc::c_double, f: glib_ffi::gpointer) -> *mut libc::c_char
where P: IsA<Scale> {
callback_guard!();
let f: &Box_<Fn(&P, f64) -> String + 'static> = transmute(f);
f(&Scale::from_glib_none(this).downcast_unchecked(), value).to_glib_full()
}