Release 1.8.0 "Conflict-free replicated data type"

- The terminal layout is always available from the layout selection popup.
- XKB Layout names in the popup are translated using GNOME's database.

Cargo.lock

@@ -5,7 +5,7 @@ name = "aho-corasick"
 version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -69,7 +69,7 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.49"
+version = "1.0.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -221,7 +221,7 @@ dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-rs 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-sys-rs 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.49 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-pixbuf 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-pixbuf-sys 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -284,7 +284,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memchr"
-version = "2.2.1"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -348,15 +348,15 @@ version = "1.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "utf8-ranges 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.12"
+version = "0.6.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -504,7 +504,7 @@ dependencies = [
 "checksum bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "228047a76f468627ca71776ecdebd732a3423081fcf5125585bcd7c49886ce12"
 "checksum cairo-rs 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "dd940f0d609699e343ef71c4af5f66423afbf30d666f796dabd8fd15229cf5b6"
 "checksum cairo-sys-rs 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d25596627380be4381247dba06c69ad05ca21b3b065bd9827e416882ac41dcd2"
-"checksum cc 1.0.49 (registry+https://github.com/rust-lang/crates.io-index)" = "e450b8da92aa6f274e7c6437692f9f2ce6d701fb73bacfcf87897b3f89a4c20e"
+"checksum cc 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)" = "95e28fa049fda1c330bcf9d723be7663a899c4679724b34c81e9f5a326aab8cd"
 "checksum clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b957d88f4b6a63b9d70d5f454ac8011819c6efa7727858f458ab71c756ce2d3e"
 "checksum dtoa 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "ea57b42383d091c85abcc2706240b94ab2a8fa1fc81c10ff23c4de06e2a90b5e"
 "checksum fragile 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05f8140122fa0d5dcb9fc8627cfce2b37cc1500f752636d46ea28bc26785c2f9"
@@ -524,7 +524,7 @@ dependencies = [
 "checksum libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)" = "d515b1f41455adea1313a4a2ac8a8a477634fbae63cc6100e3aebb207ce61558"
 "checksum linked-hash-map 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ae91b68aebc4ddb91978b11a1b02ddd8602a05ec19002801c5666000e05e0f83"
 "checksum maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
-"checksum memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
+"checksum memchr 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3197e20c7edb283f87c071ddfc7a2cca8f8e0b888c242959846a6fce03c72223"
 "checksum memmap 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6585fd95e7bb50d6cc31e20d4cf9afb4e2ba16c5846fc76793f11218da9c475b"
 "checksum pango 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4c2cb169402a3eb1ba034a7cc7d95b8b1c106e9be5ba4be79a5a93dc1a2795f4"
 "checksum pango-sys 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d6eb49268e69dd0c1da5d3001a61aac08e2e9d2bfbe4ae4b19b9963c998f6453"
@@ -532,7 +532,7 @@ dependencies = [
 "checksum proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "0319972dcae462681daf4da1adeeaa066e3ebd29c69be96c6abb1259d2ee2bcc"
 "checksum quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
 "checksum regex 1.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "d9d8297cc20bbb6184f8b45ff61c8ee6a9ac56c156cec8e38c3e5084773c44ad"
-"checksum regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)" = "11a7e20d1cce64ef2fed88b66d347f88bd9babb82845b2b858f3edbf59a4f716"
+"checksum regex-syntax 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "e734e891f5b408a29efbf8309e656876276f49ab6a6ac208600b4419bd893d90"
 "checksum serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "414115f25f818d7dfccec8ee535d76949ae78584fc4f79a6f45a904bf8ab4449"
 "checksum serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "128f9e303a5a29922045a830221b8f78ec74a5f544944f3d5984f8ec3895ef64"
 "checksum serde_yaml 0.8.11 (registry+https://github.com/rust-lang/crates.io-index)" = "691b17f19fc1ec9d94ec0b5864859290dff279dbd7b03f017afda54eb36c3c35"

debian/changelog

@@ -1,3 +1,20 @@
+squeekboard (1.8.0) amber-phone; urgency=medium
+
+  [ Dorota Czaplejewicz ]
+  * translations: Use gnome-desktop's xkb info database for layout names
+  * translations: Make the code cleaner
+  * overlay: Add terminal
+  * eek-layout: Remove unused
+  * pre-release: Update deps
+
+ -- Dorota Czaplejewicz <dorota.czaplejewicz@puri.sm>  Tue, 14 Jan 2020 13:55:00 +0000
+
+squeekboard (1.7.0) amber-phone; urgency=medium
+
+  * New terminal layout appearing on terminal input hint
+
+ -- Dorota Czaplejewicz <dorota.czaplejewicz@puri.sm>  Wed, 08 Jan 2020 11:53:07 +0000
+
 squeekboard (1.7.0) amber-phone; urgency=medium
 
   * New terminal layout appearing on terminal input hint

debian/control

@@ -9,6 +9,7 @@ Build-Depends:
  ninja-build,
  pkg-config,
  libglib2.0-dev,
+ libgnome-desktop-3-dev,
  libgtk-3-dev,
  libcroco3-dev,
  librust-bitflags-1-dev (>= 1.0),

eek/eek-keyboard.h

@@ -28,7 +28,6 @@
 #include <glib-object.h>
 #include <xkbcommon/xkbcommon.h>
 #include "eek-types.h"
-#include "eek-layout.h"
 #include "src/layout.h"
 
 G_BEGIN_DECLS

eek/eek-layout.c

@@ -1,47 +0,0 @@
-/* 
- * Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
- * Copyright (C) 2010-2011 Red Hat, Inc.
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- * 
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-
-/**
- * SECTION:eek-layout
- * @short_description: Base class of a layout engine
- *
- * The #EekLayout class is a base class of layout engine which
- * arranges keyboard elements.
- */
-
-#include "config.h"
-
-#include "eek-layout.h"
-#include "eek-keyboard.h"
-#include "eekboard/eekboard-context-service.h"
-#include "eek-xml-layout.h"
-
-G_DEFINE_ABSTRACT_TYPE (EekLayout, eek_layout, G_TYPE_OBJECT)
-
-static void
-eek_layout_class_init (EekLayoutClass *klass)
-{
-    klass->create_keyboard = NULL;
-}
-
-void
-eek_layout_init (EekLayout *self)
-{
-}

eek/eek-layout.h

@@ -1,60 +0,0 @@
-/* 
- * Copyright (C) 2010-2011 Daiki Ueno <ueno@unixuser.org>
- * Copyright (C) 2010-2011 Red Hat, Inc.
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- * 
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-
-#if !defined(__EEK_H_INSIDE__) && !defined(EEK_COMPILATION)
-#error "Only <eek/eek.h> can be included directly."
-#endif
-
-#ifndef EEK_LAYOUT_H
-#define EEK_LAYOUT_H 1
-
-#include <glib-object.h>
-#include "eek-types.h"
-#include "src/layout.h"
-
-G_BEGIN_DECLS
-
-#define EEK_TYPE_LAYOUT (eek_layout_get_type())
-G_DECLARE_DERIVABLE_TYPE (EekLayout, eek_layout, EEK, LAYOUT, GObject)
-
-/**
- * EekLayoutClass:
- * @create_keyboard: virtual function for creating a keyboard
- */
-struct _EekLayoutClass
-{
-    /*< private >*/
-    GObjectClass parent_class;
-
-    /*< public >*/
-    LevelKeyboard* (* create_keyboard) (EekboardContextService *manager,
-                                      EekLayout *self,
-                                      gdouble    initial_width,
-                                      gdouble    initial_height);
-
-    /*< private >*/
-    /* padding */
-    gpointer pdummy[24];
-};
-
-GType        eek_layout_get_type  (void) G_GNUC_CONST;
-
-G_END_DECLS
-#endif  /* EEK_LAYOUT_H */

eek/eek.h

@@ -23,7 +23,6 @@
 #define __EEK_H_INSIDE__ 1
 
 #include "eek-keyboard.h"
-#include "eek-layout.h"
 
 void eek_init (void);
 

meson.build

@@ -1,7 +1,7 @@
 project(
     'squeekboard',
     'c', 'rust',
-    version: '1.7.0',
+    version: '1.8.0',
     license: 'GPLv3',
     meson_version: '>=0.51.0',
     default_options: [

src/locale.rs

@@ -1,24 +1,99 @@
-/*! Locale-specific functions */
+/*! Locale-specific functions. 
+ * 
+ * This file is intended as a library:
+ * it must pass errors upwards
+ * and panicking is allowed only when
+ * this code encounters an internal inconsistency.
+ */
 
 use std::cmp;
-use std::ffi::CString;
+use std::ffi::{ CStr, CString };
+use std::os::raw::c_char;
+use std::ptr;
+use std::str::Utf8Error;
 
 mod c {
-    use std::os::raw::c_char;
+    use super::*;
+    use std::os::raw::c_void;
 
     #[allow(non_camel_case_types)]
     pub type c_int = i32;
 
+    #[derive(Clone, Copy)]
+    #[repr(C)]
+    pub struct GnomeXkbInfo(*const c_void);
+
     #[no_mangle]
     extern "C" {
         // from libc
         pub fn strcoll(cs: *const c_char, ct: *const c_char) -> c_int;
+        // from gnome-desktop3
+        pub fn gnome_xkb_info_new() -> GnomeXkbInfo;
+        pub fn gnome_xkb_info_get_layout_info (
+            info: GnomeXkbInfo,
+            id: *const c_char,
+            display_name: *mut *const c_char,
+            short_name: *const *const c_char,
+            xkb_layout: *const *const c_char,
+            xkb_variant: *const *const c_char
+        ) -> c_int;
+        pub fn g_object_unref(o: GnomeXkbInfo);
+    }
+}
+
+#[derive(Debug)]
+pub enum Error {
+    StringConversion(Utf8Error),
+    NoInfo,
+}
+
+pub struct XkbInfo(c::GnomeXkbInfo);
+
+impl XkbInfo {
+    pub fn new() -> XkbInfo {
+        XkbInfo(unsafe { c::gnome_xkb_info_new() })
+    }
+    pub fn get_display_name(&self, id: &str) -> Result<String, Error> {
+        let id = cstring_safe(id);
+        let id_ref = id.as_ptr();
+        let mut display_name: *const c_char = ptr::null();
+        let found = unsafe {
+            c::gnome_xkb_info_get_layout_info(
+                self.0,
+                id_ref,
+                &mut display_name as *mut *const c_char,
+                ptr::null(), ptr::null(), ptr::null(),
+            )
+        };
+        if found != 0 && !display_name.is_null() {
+            let display_name = unsafe { CStr::from_ptr(display_name) };
+            display_name.to_str()
+                .map(str::to_string)
+                .map_err(Error::StringConversion)
+        } else {
+            Err(Error::NoInfo)
+        }
+    }
+}
+
+impl Drop for XkbInfo {
+    fn drop(&mut self) {
+        unsafe { c::g_object_unref(self.0) }
     }
 }
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct Translation<'a>(pub &'a str);
 
+impl<'a> Translation<'a> {
+    pub fn to_owned(&'a self) -> OwnedTranslation {
+        OwnedTranslation(self.0.to_owned())
+    }
+}
+
+#[derive(Clone, Debug, PartialEq)]
+pub struct OwnedTranslation(pub String);
+
 fn cstring_safe(s: &str) -> CString {
     CString::new(s)
         .unwrap_or(CString::new("").unwrap())

src/logging.rs

@@ -70,12 +70,12 @@ pub enum Level {
 /// Approach 2.
 pub trait Warn {
     type Value;
-    fn ok_warn(self, msg: &str) -> Option<Self::Value>;
+    fn or_warn(self, msg: &str) -> Option<Self::Value>;
 }
 
 impl<T, E: Error> Warn for Result<T, E> {
     type Value = T;
-    fn ok_warn(self, msg: &str) -> Option<T> {
+    fn or_warn(self, msg: &str) -> Option<T> {
         self.map_err(|e| {
             eprintln!("{}: {}", msg, e);
             e
@@ -83,6 +83,16 @@ impl<T, E: Error> Warn for Result<T, E> {
     }
 }
 
+impl<T> Warn for Option<T> {
+    type Value = T;
+    fn or_warn(self, msg: &str) -> Option<T> {
+        self.or_else(|| {
+            eprintln!("{}", msg);
+            None
+        })
+    }
+}
+
 /// A mutable handler for text warnings.
 /// Approach 3.
 pub trait WarningHandler {

src/meson.build

@@ -19,7 +19,6 @@ sources = [
   '../eek/eek-element.c',
   '../eek/eek-gtk-keyboard.c',
   '../eek/eek-keyboard.c',
-  '../eek/eek-layout.c',
   '../eek/eek-renderer.c',
   '../eek/eek-types.c',
   '../eek/eek-xml-layout.c',
@@ -39,6 +38,7 @@ cc = meson.get_compiler('c')
 deps = [
 #  dependency('glib-2.0', version: '>=2.26.0'),
   dependency('gio-2.0', version: '>=2.26.0'),
+  dependency('gnome-desktop-3.0', version: '>=3.0'),
   dependency('gtk+-3.0', version: '>=3.0'),
   dependency('libcroco-0.6'),
   dependency('wayland-client', version: '>=1.14'),

src/popover.rs

@@ -4,7 +4,8 @@ use gio;
 use gtk;
 use std::ffi::CString;
 use ::layout::c::{ Bounds, EekGtkKeyboard };
-use ::locale::{ Translation, compare_current_locale };
+use ::locale;
+use ::locale::{ OwnedTranslation, Translation, compare_current_locale };
 use ::locale_config::system_locale;
 use ::manager;
 use ::resources;
@@ -17,6 +18,7 @@ use glib::variant::ToVariant;
 use gtk::PopoverExt;
 use gtk::WidgetExt;
 use std::io::Write;
+use ::logging::Warn;
 
 mod variants {
     use glib;
@@ -94,7 +96,7 @@ mod variants {
     }
 }
 
-fn make_menu_builder(inputs: Vec<(&str, Translation)>) -> gtk::Builder {
+fn make_menu_builder(inputs: Vec<(&str, OwnedTranslation)>) -> gtk::Builder {
     let mut xml: Vec<u8> = Vec::new();
     writeln!(
         xml,
@@ -194,6 +196,82 @@ fn get_current_layout(
     }
 }
 
+/// Translates all provided layout names according to current locale,
+/// for the purpose of display (i.e. errors will be caught and reported)
+fn translate_layout_names(layouts: &Vec<LayoutId>) -> Vec<OwnedTranslation> {
+    // This procedure is rather ugly...
+    // Xkb lookup *must not* be applied to non-system layouts,
+    // so both translators can't be merged into one lookup table,
+    // therefore must be done in two steps.
+    // `XkbInfo` being temporary also means
+    // that its return values must be copied,
+    // forcing the use of `OwnedTranslation`.
+    enum Status {
+        /// xkb names should get all translated here
+        Translated(OwnedTranslation),
+        /// Builtin names need builtin translations
+        Remaining(String),
+    }
+
+    // Attempt to take all xkb names from gnome-desktop's xkb info.
+    let xkb_translator = locale::XkbInfo::new();
+
+    let translated_names = layouts.iter()
+        .map(|id| match id {
+            LayoutId::System { name, kind: _ } => {
+                xkb_translator.get_display_name(name)
+                    .map(|s| Status::Translated(OwnedTranslation(s)))
+                    .unwrap_or_else(|e| {
+                        eprintln!(
+                            "No display name for xkb layout {}: {:?}",
+                            name,
+                            e,
+                        );
+                        Status::Remaining(name.clone())
+                    })
+            },
+            LayoutId::Local(name) => Status::Remaining(name.clone()),
+        });
+
+    // Non-xkb layouts and weird xkb layouts
+    // still need to be looked up in the internal database.
+    let builtin_translations = system_locale()
+        .map(|locale|
+            locale.tags_for("messages")
+                .next().unwrap() // guaranteed to exist
+                .as_ref()
+                .to_owned()
+        )
+        .or_warn("No locale detected")
+        .and_then(|lang| {
+            resources::get_layout_names(lang.as_str())
+                .or_warn(&format!("No translations for locale {}", lang))
+        });
+
+    match builtin_translations {
+        Some(translations) => {
+            translated_names
+                .map(|status| match status {
+                    Status::Remaining(name) => {
+                        translations.get(name.as_str())
+                            .unwrap_or(&Translation(name.as_str()))
+                            .to_owned()
+                    },
+                    Status::Translated(t) => t,
+                })
+                .collect()
+        },
+        None => {
+            translated_names
+                .map(|status| match status {
+                    Status::Remaining(name) => OwnedTranslation(name),
+                    Status::Translated(t) => t,
+                })
+                .collect()
+        },
+    }
+}
+
 pub fn show(
     window: EekGtkKeyboard,
     position: Bounds,
@@ -218,46 +296,21 @@ pub fn show(
         .chain(overlay_layouts)
         .collect();
 
-    let translations = system_locale()
+    let translated_names = translate_layout_names(&all_layouts);
-        .map(|locale|
-            locale.tags_for("messages")
-                .next().unwrap() // guaranteed to exist
-                .as_ref()
-                .to_owned()
-        )
-        .and_then(|lang| resources::get_layout_names(lang.as_str()));
-
-    let translated_names = all_layouts.iter()
-        .map(LayoutId::get_name);
-    let translated_names: Vec<Translation> = match translations {
-        Some(translations) => {
-            translated_names
-                .map(move |name| {
-                    translations.get(name)
-                        .map(|translation| translation.clone())
-                        .unwrap_or(Translation(name))
-                })
-                .collect()
-        },
-        None => {
-            translated_names.map(|name| Translation(name))
-                .collect()
-        },
-    };
     
     // sorted collection of human and machine names
-    let mut human_names: Vec<(Translation, LayoutId)> = translated_names
+    let mut human_names: Vec<(OwnedTranslation, LayoutId)> = translated_names
         .into_iter()
         .zip(all_layouts.clone().into_iter())
         .collect();
 
     human_names.sort_unstable_by(|(tr_a, _), (tr_b, _)| {
-        compare_current_locale(tr_a.0, tr_b.0)
+        compare_current_locale(&tr_a.0, &tr_b.0)
     });
 
     // GVariant doesn't natively support `enum`s,
     // so the `choices` vector will serve as a lookup table.
-    let choices_with_translations: Vec<(String, (Translation, LayoutId))>
+    let choices_with_translations: Vec<(String, (OwnedTranslation, LayoutId))>
         = human_names.into_iter()
             .enumerate()
                 .map(|(i, human_entry)| {(
@@ -268,7 +321,7 @@ pub fn show(
 
     let builder = make_menu_builder(
         choices_with_translations.iter()
-            .map(|(id, (translation, _))| (id.as_str(), translation.clone()))
+            .map(|(id, (translation, _))| (id.as_str(), (*translation).clone()))
             .collect()
     );
 

src/resources.rs

@@ -11,6 +11,7 @@ use std::iter::FromIterator;
 // and what a convenience layout. "_wide" is not a layout,
 // neither is "number"
 const KEYBOARDS: &[(*const str, *const str)] = &[
+    // layouts
     ("us", include_str!("../data/keyboards/us.yaml")),
     ("us_wide", include_str!("../data/keyboards/us_wide.yaml")),
     ("de", include_str!("../data/keyboards/de.yaml")),
@@ -24,6 +25,7 @@ const KEYBOARDS: &[(*const str, *const str)] = &[
     ("no", include_str!("../data/keyboards/no.yaml")),
     ("number", include_str!("../data/keyboards/number.yaml")),
     ("se", include_str!("../data/keyboards/se.yaml")),
+    // layout+overlay
     ("terminal", include_str!("../data/keyboards/terminal.yaml")),
     // Overlays
     ("emoji", include_str!("../data/keyboards/emoji.yaml")),
@@ -44,7 +46,8 @@ pub fn get_keyboard(needle: &str) -> Option<&'static str> {
 }
 
 const OVERLAY_NAMES: &[*const str] = &[
-    "emoji"
+    "emoji",
+    "terminal",
 ];
 
 pub fn get_overlays() -> Vec<&'static str> {

src/style.rs

@@ -16,7 +16,7 @@
  * License along with this library. If not, see <http://www.gnu.org/licenses/>.Free
  */
 
-/*! CSS data loading */
+/*! CSS data loading. */
 
 use std::env;
 
@@ -83,6 +83,7 @@ fn get_theme_name(settings: &gtk::Settings) -> GtkTheme {
         .map_err(|e| {
             match &e {
                 env::VarError::NotPresent => {},
+                // maybe TODO: forward this warning?
                 e => eprintln!("GTK_THEME variable invalid: {}", e),
             };
             e
@@ -93,13 +94,15 @@ fn get_theme_name(settings: &gtk::Settings) -> GtkTheme {
         None => GtkTheme {
             name: {
                 settings.get_property("gtk-theme-name")
-                    .ok_warn("No theme name")
+                    // maybe TODO: is this worth a warning?
+                    .or_warn("No theme name")
                     .and_then(|value| value.get::<String>())
                     .unwrap_or(DEFAULT_THEME_NAME.into())
             },
             variant: {
                 settings.get_property("gtk-application-prefer-dark-theme")
-                    .ok_warn("No settings key")
+                    // maybe TODO: is this worth a warning?
+                    .or_warn("No settings key")
                     .and_then(|value| value.get::<bool>())
                     .and_then(|dark_preferred| match dark_preferred {
                         true => Some("dark".into()),

src/util.rs

@@ -190,6 +190,11 @@ impl<T> Borrow<Rc<T>> for Pointer<T> {
     }
 }
 
+pub trait WarningHandler {
+    /// Handle a warning
+    fn handle(&mut self, warning: &str);
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;