add error message boxes

5 years ago · 9cf4e9c2ce
parent c21605532e
commit 9cf4e9c2ce
6 changed files with 355 additions and 77 deletions
--- a/Cargo.lock
+++ b/Cargo.lock
@ -81,6 +81,18 @@ dependencies = [
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+[[package]]
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 [[package]]
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@ -179,6 +191,33 @@ dependencies = [
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@ -600,6 +639,67 @@ name = "fuchsia-zircon-sys"
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@ -610,11 +710,112 @@ dependencies = [
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@ -841,6 +1042,17 @@ dependencies = [
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+"checksum gtk-sys 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3d9554cf5b3a85a13fb39258c65b04b262989c1d7a758f8f555b77a478621a91"
 "checksum hashbrown 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8e6073d0ca812575946eb5f35ff68dbe519907b25c42530389ff946dc84c6ead"
 "checksum heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
 "checksum humantime 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
@ -1796,6 +2049,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum mio 0.6.21 (registry+https://github.com/rust-lang/crates.io-index)" = "302dec22bcf6bae6dfb69c647187f4b4d0fb6f535521f7bc022430ce8e12008f"
 "checksum mio-extras 2.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "52403fe290012ce777c4626790c8951324a2b9e3316b3143779c72b029742f19"
 "checksum miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
+"checksum msgbox 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "82cb63d8d7be875323a43d9ab525c28ce2d65bff89648d1aedd9962e00dede00"
 "checksum neovim-lib 0.6.0 (git+https://github.com/daa84/neovim-lib)" = "<none>"
 "checksum net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
 "checksum nix 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)" = "6c722bee1037d430d0f8e687bbdbf222f27cc6e4e68d5caf630857bb2b6dbdce"
@ -1807,6 +2061,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum openssl-probe 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
 "checksum openssl-sys 0.9.53 (registry+https://github.com/rust-lang/crates.io-index)" = "465d16ae7fc0e313318f7de5cecf57b2fbe7511fd213978b457e1c96ff46736f"
 "checksum ordered-float 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "18869315e81473c951eb56ad5558bbc56978562d3ecfb87abb7a1e944cea4518"
+"checksum pango 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "45374801e224373c3c0393cd48073c81093494c8735721e81d1dbaa4096b2767"
+"checksum pango-sys 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "94039b3921a4af4058a3e4335e5d15099101f298a92f5afc40bab3a3027594a1"
 "checksum parking_lot 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "92e98c49ab0b7ce5b222f2cc9193fc4efe11c6d0bd4f648e374684a6857b1cfc"
 "checksum parking_lot_core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7582838484df45743c8434fbff785e8edf260c28748353d44bc0da32e0ceabf1"
 "checksum peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
--- a/Cargo.toml
+++ b/Cargo.toml
@ -13,6 +13,7 @@ derive-new = "0.5"
 env_logger = "0.7.1"
 neovim-lib = { git = "https://github.com/daa84/neovim-lib", version = "0.6" }
 rmpv = "0.4.2"
+msgbox = "0.4.0"

 [profile.release]
 debug = true
--- a/src/main.rs
+++ b/src/main.rs
@ -13,6 +13,7 @@ use std::sync::{Arc, Mutex};
 use std::thread;

 use neovim_lib::{Neovim, UiAttachOptions, Session};
+use msgbox::IconType;

 use window::ui_loop;
 use editor::Editor;
@ -40,9 +41,20 @@ fn create_nvim_command() -> Command {
    cmd
 }

+fn explained_panic<T: ToString>(title: &str, explanation: &str, error: T) -> ! {
+    let explanation = format!("{}: {}", explanation, error.to_string());
+    msgbox::create(title, &explanation, IconType::Error);
+    panic!(explanation);
+}
+
 fn start_nvim(editor: Arc<Mutex<Editor>>) -> Neovim {
    let mut cmd = create_nvim_command();
-    let mut session = Session::new_child_cmd(&mut cmd).unwrap();
+
+    let mut session = match Session::new_child_cmd(&mut cmd) {
+        Err(error) => explained_panic("Could not create command", "Could not create neovim process command", error),
+        Ok(session) => session
+    };
+
    let receiver = session.start_event_loop_channel();
    let join_handle = session.take_dispatch_guard();
    let mut nvim = Neovim::new(session);
@ -51,7 +63,11 @@ fn start_nvim(editor: Arc<Mutex<Editor>>) -> Neovim {
    options.set_messages_external(false);
    options.set_linegrid_external(true);
    options.set_rgb(true);
-    nvim.ui_attach(INITIAL_WIDTH as i64, INITIAL_HEIGHT as i64, &options).unwrap();
+
+    match nvim.ui_attach(INITIAL_WIDTH as i64, INITIAL_HEIGHT as i64, &options) {
+        Err(error) => explained_panic("Could not attach.", "Could not attach ui to neovim process", error),
+        _ => {}
+    };

    // Listen to neovim events
    thread::spawn(move || {
--- a/src/renderer/caching_shaper.rs
+++ b/src/renderer/caching_shaper.rs
@ -10,7 +10,7 @@ impl CachingShaper {
    pub fn new() -> CachingShaper {
        CachingShaper {
            shaper: Shaper::new(None),
-            cache: LruCache::new(1000)
+            cache: LruCache::new(10000)
        }
    }

@ -28,7 +28,8 @@ impl CachingShaper {
        self.cache.get(&key).unwrap()
    }

-    pub fn clear(&mut self) {
-        self.cache.clear();
-    }
+// Re-enable once fonts change
+//     pub fn clear(&mut self) {
+//         self.cache.clear();
+//     }
 }
--- a/src/renderer/fonts.rs
+++ b/src/renderer/fonts.rs
@ -0,0 +1,72 @@
+use std::collections::HashMap;
+use skulpin::skia_safe::{Typeface, Font, FontStyle};
+use crate::editor::Style;
+
+pub struct Fonts {
+    pub name: String,
+    pub size: f32,
+    pub normal: Font,
+    pub bold: Font,
+    pub italic: Font,
+    pub bold_italic: Font
+}
+
+impl Fonts {
+    fn new(name: &str, size: f32) -> Fonts {
+        Fonts {
+            name: name.to_string(),
+            size,
+            normal: Font::from_typeface(
+                Typeface::new(name, FontStyle::normal()).expect("Could not load normal font file"),
+                size),
+            bold: Font::from_typeface(
+                Typeface::new(name, FontStyle::bold()).expect("Could not load bold font file"),
+                size),
+            italic: Font::from_typeface(
+                Typeface::new(name, FontStyle::italic()).expect("Could not load italic font file"),
+                size),
+            bold_italic: Font::from_typeface(
+                Typeface::new(name, FontStyle::bold_italic()).expect("Could not load bold italic font file"),
+                size)
+        }
+    }
+
+    pub fn get(&self, style: &Style) -> &Font {
+        match (style.bold, style.italic) {
+            (false, false) => &self.normal,
+            (true, false) => &self.bold,
+            (false, true)  => &self.italic,
+            (true, true) => &self.bold_italic
+        }
+    }
+}
+
+pub struct FontLookup {
+    pub name: String,
+    pub base_size: f32,
+    pub loaded_fonts: HashMap<u16, Fonts>
+}
+
+impl FontLookup {
+    pub fn new(name: &str, base_size: f32) -> FontLookup {
+        let mut lookup = FontLookup {
+            name: name.to_string(),
+            base_size,
+            loaded_fonts: HashMap::new()
+        };
+
+        lookup.size(1);
+        lookup.size(2);
+        lookup.size(3);
+
+        lookup
+    }
+
+    pub fn size(&mut self, size_multiplier: u16) -> &Fonts {
+        let name = self.name.clone();
+        let base_size = self.base_size;
+        self.loaded_fonts.entry(size_multiplier).or_insert_with(|| {
+            Fonts::new(&name, base_size * size_multiplier as f32)
+        })
+    }
+}
--- a/src/renderer/mod.rs
+++ b/src/renderer/mod.rs
@ -1,89 +1,21 @@
-use std::collections::HashMap;
 use std::sync::{Arc, Mutex};
 use skulpin::CoordinateSystemHelper;
-use skulpin::skia_safe::{Canvas, Paint, Surface, Budgeted, Rect, Typeface, Font, FontStyle, colors};
+use skulpin::skia_safe::{Canvas, Paint, Surface, Budgeted, Rect, colors};
 use skulpin::skia_safe::gpu::SurfaceOrigin;

 mod caching_shaper;
 mod cursor_renderer;
+mod fonts;

 pub use caching_shaper::CachingShaper;

 use cursor_renderer::CursorRenderer;
+use fonts::FontLookup;
 use crate::editor::{Editor, Style, Colors};

 const FONT_NAME: &str = "Delugia Nerd Font";
 const FONT_SIZE: f32 = 14.0;

-pub struct Fonts {
-    pub name: String,
-    pub size: f32,
-    pub normal: Font,
-    pub bold: Font,
-    pub italic: Font,
-    pub bold_italic: Font
-}
-
-impl Fonts {
-    fn new(name: &str, size: f32) -> Fonts {
-        Fonts {
-            name: name.to_string(),
-            size,
-            normal: Font::from_typeface(
-                Typeface::new(name, FontStyle::normal()).expect("Could not load normal font file"),
-                size),
-            bold: Font::from_typeface(
-                Typeface::new(name, FontStyle::bold()).expect("Could not load bold font file"),
-                size),
-            italic: Font::from_typeface(
-                Typeface::new(name, FontStyle::italic()).expect("Could not load italic font file"),
-                size),
-            bold_italic: Font::from_typeface(
-                Typeface::new(name, FontStyle::bold_italic()).expect("Could not load bold italic font file"),
-                size)
-        }
-    }
-
-    fn get(&self, style: &Style) -> &Font {
-        match (style.bold, style.italic) {
-            (false, false) => &self.normal,
-            (true, false) => &self.bold,
-            (false, true)  => &self.italic,
-            (true, true) => &self.bold_italic
-        }
-    }
-}
-
-pub struct FontLookup {
-    pub name: String,
-    pub base_size: f32,
-    pub loaded_fonts: HashMap<u16, Fonts>
-}
-
-impl FontLookup {
-    pub fn new(name: &str, base_size: f32) -> FontLookup {
-        let mut lookup = FontLookup {
-            name: name.to_string(),
-            base_size,
-            loaded_fonts: HashMap::new()
-        };
-
-        lookup.size(1);
-        lookup.size(2);
-        lookup.size(3);
-
-        lookup
-    }
-
-    fn size(&mut self, size_multiplier: u16) -> &Fonts {
-        let name = self.name.clone();
-        let base_size = self.base_size;
-        self.loaded_fonts.entry(size_multiplier).or_insert_with(|| {
-            Fonts::new(&name, base_size * size_multiplier as f32)
-        })
-    }
-}
-
 pub struct Renderer {
    editor: Arc<Mutex<Editor>>,