use cairo;
use gdk;
use gdk_pixbuf;
use gio;
use glib;
use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::GString;
use glib_sys;
use gtk_sys;
use std;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
use std::ptr;
use IconInfo;
use IconLookupFlags;
glib_wrapper! {
pub struct IconTheme(Object<gtk_sys::GtkIconTheme, gtk_sys::GtkIconThemeClass, IconThemeClass>);
match fn {
get_type => || gtk_sys::gtk_icon_theme_get_type(),
}
}
impl IconTheme {
pub fn new() -> IconTheme {
assert_initialized_main_thread!();
unsafe { from_glib_full(gtk_sys::gtk_icon_theme_new()) }
}
pub fn get_default() -> Option<IconTheme> {
assert_initialized_main_thread!();
unsafe { from_glib_none(gtk_sys::gtk_icon_theme_get_default()) }
}
pub fn get_for_screen(screen: &gdk::Screen) -> Option<IconTheme> {
assert_initialized_main_thread!();
unsafe {
from_glib_none(gtk_sys::gtk_icon_theme_get_for_screen(
screen.to_glib_none().0,
))
}
}
}
impl Default for IconTheme {
fn default() -> Self {
Self::new()
}
}
pub const NONE_ICON_THEME: Option<&IconTheme> = None;
pub trait IconThemeExt: 'static {
fn add_resource_path(&self, path: &str);
fn append_search_path<P: AsRef<std::path::Path>>(&self, path: P);
fn get_example_icon_name(&self) -> Option<GString>;
fn has_icon(&self, icon_name: &str) -> bool;
fn list_contexts(&self) -> Vec<GString>;
fn list_icons(&self, context: Option<&str>) -> Vec<GString>;
fn load_icon(
&self,
icon_name: &str,
size: i32,
flags: IconLookupFlags,
) -> Result<Option<gdk_pixbuf::Pixbuf>, glib::Error>;
fn load_icon_for_scale(
&self,
icon_name: &str,
size: i32,
scale: i32,
flags: IconLookupFlags,
) -> Result<Option<gdk_pixbuf::Pixbuf>, glib::Error>;
fn load_surface<P: IsA<gdk::Window>>(
&self,
icon_name: &str,
size: i32,
scale: i32,
for_window: Option<&P>,
flags: IconLookupFlags,
) -> Result<Option<cairo::Surface>, glib::Error>;
fn lookup_by_gicon<P: IsA<gio::Icon>>(
&self,
icon: &P,
size: i32,
flags: IconLookupFlags,
) -> Option<IconInfo>;
fn lookup_by_gicon_for_scale<P: IsA<gio::Icon>>(
&self,
icon: &P,
size: i32,
scale: i32,
flags: IconLookupFlags,
) -> Option<IconInfo>;
fn lookup_icon(&self, icon_name: &str, size: i32, flags: IconLookupFlags) -> Option<IconInfo>;
fn lookup_icon_for_scale(
&self,
icon_name: &str,
size: i32,
scale: i32,
flags: IconLookupFlags,
) -> Option<IconInfo>;
fn prepend_search_path<P: AsRef<std::path::Path>>(&self, path: P);
fn rescan_if_needed(&self) -> bool;
fn set_custom_theme(&self, theme_name: Option<&str>);
fn set_screen(&self, screen: &gdk::Screen);
fn connect_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<IconTheme>> IconThemeExt for O {
fn add_resource_path(&self, path: &str) {
unsafe {
gtk_sys::gtk_icon_theme_add_resource_path(
self.as_ref().to_glib_none().0,
path.to_glib_none().0,
);
}
}
fn append_search_path<P: AsRef<std::path::Path>>(&self, path: P) {
unsafe {
gtk_sys::gtk_icon_theme_append_search_path(
self.as_ref().to_glib_none().0,
path.as_ref().to_glib_none().0,
);
}
}
fn get_example_icon_name(&self) -> Option<GString> {
unsafe {
from_glib_full(gtk_sys::gtk_icon_theme_get_example_icon_name(
self.as_ref().to_glib_none().0,
))
}
}
fn has_icon(&self, icon_name: &str) -> bool {
unsafe {
from_glib(gtk_sys::gtk_icon_theme_has_icon(
self.as_ref().to_glib_none().0,
icon_name.to_glib_none().0,
))
}
}
fn list_contexts(&self) -> Vec<GString> {
unsafe {
FromGlibPtrContainer::from_glib_full(gtk_sys::gtk_icon_theme_list_contexts(
self.as_ref().to_glib_none().0,
))
}
}
fn list_icons(&self, context: Option<&str>) -> Vec<GString> {
unsafe {
FromGlibPtrContainer::from_glib_full(gtk_sys::gtk_icon_theme_list_icons(
self.as_ref().to_glib_none().0,
context.to_glib_none().0,
))
}
}
fn load_icon(
&self,
icon_name: &str,
size: i32,
flags: IconLookupFlags,
) -> Result<Option<gdk_pixbuf::Pixbuf>, glib::Error> {
unsafe {
let mut error = ptr::null_mut();
let ret = gtk_sys::gtk_icon_theme_load_icon(
self.as_ref().to_glib_none().0,
icon_name.to_glib_none().0,
size,
flags.to_glib(),
&mut error,
);
if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
}
}
}
fn load_icon_for_scale(
&self,
icon_name: &str,
size: i32,
scale: i32,
flags: IconLookupFlags,
) -> Result<Option<gdk_pixbuf::Pixbuf>, glib::Error> {
unsafe {
let mut error = ptr::null_mut();
let ret = gtk_sys::gtk_icon_theme_load_icon_for_scale(
self.as_ref().to_glib_none().0,
icon_name.to_glib_none().0,
size,
scale,
flags.to_glib(),
&mut error,
);
if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
}
}
}
fn load_surface<P: IsA<gdk::Window>>(
&self,
icon_name: &str,
size: i32,
scale: i32,
for_window: Option<&P>,
flags: IconLookupFlags,
) -> Result<Option<cairo::Surface>, glib::Error> {
unsafe {
let mut error = ptr::null_mut();
let ret = gtk_sys::gtk_icon_theme_load_surface(
self.as_ref().to_glib_none().0,
icon_name.to_glib_none().0,
size,
scale,
for_window.map(|p| p.as_ref()).to_glib_none().0,
flags.to_glib(),
&mut error,
);
if error.is_null() {
Ok(from_glib_full(ret))
} else {
Err(from_glib_full(error))
}
}
}
fn lookup_by_gicon<P: IsA<gio::Icon>>(
&self,
icon: &P,
size: i32,
flags: IconLookupFlags,
) -> Option<IconInfo> {
unsafe {
from_glib_full(gtk_sys::gtk_icon_theme_lookup_by_gicon(
self.as_ref().to_glib_none().0,
icon.as_ref().to_glib_none().0,
size,
flags.to_glib(),
))
}
}
fn lookup_by_gicon_for_scale<P: IsA<gio::Icon>>(
&self,
icon: &P,
size: i32,
scale: i32,
flags: IconLookupFlags,
) -> Option<IconInfo> {
unsafe {
from_glib_full(gtk_sys::gtk_icon_theme_lookup_by_gicon_for_scale(
self.as_ref().to_glib_none().0,
icon.as_ref().to_glib_none().0,
size,
scale,
flags.to_glib(),
))
}
}
fn lookup_icon(&self, icon_name: &str, size: i32, flags: IconLookupFlags) -> Option<IconInfo> {
unsafe {
from_glib_full(gtk_sys::gtk_icon_theme_lookup_icon(
self.as_ref().to_glib_none().0,
icon_name.to_glib_none().0,
size,
flags.to_glib(),
))
}
}
fn lookup_icon_for_scale(
&self,
icon_name: &str,
size: i32,
scale: i32,
flags: IconLookupFlags,
) -> Option<IconInfo> {
unsafe {
from_glib_full(gtk_sys::gtk_icon_theme_lookup_icon_for_scale(
self.as_ref().to_glib_none().0,
icon_name.to_glib_none().0,
size,
scale,
flags.to_glib(),
))
}
}
fn prepend_search_path<P: AsRef<std::path::Path>>(&self, path: P) {
unsafe {
gtk_sys::gtk_icon_theme_prepend_search_path(
self.as_ref().to_glib_none().0,
path.as_ref().to_glib_none().0,
);
}
}
fn rescan_if_needed(&self) -> bool {
unsafe {
from_glib(gtk_sys::gtk_icon_theme_rescan_if_needed(
self.as_ref().to_glib_none().0,
))
}
}
fn set_custom_theme(&self, theme_name: Option<&str>) {
unsafe {
gtk_sys::gtk_icon_theme_set_custom_theme(
self.as_ref().to_glib_none().0,
theme_name.to_glib_none().0,
);
}
}
fn set_screen(&self, screen: &gdk::Screen) {
unsafe {
gtk_sys::gtk_icon_theme_set_screen(
self.as_ref().to_glib_none().0,
screen.to_glib_none().0,
);
}
}
fn connect_changed<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn changed_trampoline<P, F: Fn(&P) + 'static>(
this: *mut gtk_sys::GtkIconTheme,
f: glib_sys::gpointer,
) where
P: IsA<IconTheme>,
{
let f: &F = &*(f as *const F);
f(&IconTheme::from_glib_borrow(this).unsafe_cast())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"changed\0".as_ptr() as *const _,
Some(transmute(changed_trampoline::<Self, F> as usize)),
Box_::into_raw(f),
)
}
}
}
impl fmt::Display for IconTheme {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "IconTheme")
}
}