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View tree implementation: render multiple split views.

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Cursors are still a bit buggy and we should render in focus statusbar
differently than in the other pane.
pull/8/head
Blaž Hrastnik 4 years ago
parent 2bea5db7bd
commit 448c1abba0
9 changed files with 238 additions and 207 deletions
Show Stats Download Patch File Download Diff File

162
Cargo.lock generated
Unescape Escape View File

@ -11,9 +11,9 @@ dependencies = [
[[package]]
name = "anyhow"
version = "1.0.37"
version = "1.0.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ee67c11feeac938fae061b232e38e0b6d94f97a9df10e6271319325ac4c56a86"
checksum = "afddf7f520a80dbf76e6f50a35bca42a2331ef227a28b3b6dc5c2e2338d114b1"
[[package]]
name = "async-channel"
@ -321,9 +321,9 @@ dependencies = [
[[package]]
name = "dirs-sys-next"
version = "0.1.1"
version = "0.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "99de365f605554ae33f115102a02057d4fc18b01f3284d6870be0938743cfe7d"
checksum = "4ebda144c4fe02d1f7ea1a7d9641b6fc6b580adcfa024ae48797ecdeb6825b4d"
dependencies = [
"libc",
"redox_users",
@ -388,9 +388,9 @@ dependencies = [
[[package]]
name = "futures"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c70be434c505aee38639abccb918163b63158a4b4bb791b45b7023044bdc3c9c"
checksum = "da9052a1a50244d8d5aa9bf55cbc2fb6f357c86cc52e46c62ed390a7180cf150"
dependencies = [
"futures-channel",
"futures-core",
@ -403,9 +403,9 @@ dependencies = [
[[package]]
name = "futures-channel"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f01c61843314e95f96cc9245702248733a3a3d744e43e2e755e3c7af8348a0a9"
checksum = "f2d31b7ec7efab6eefc7c57233bb10b847986139d88cc2f5a02a1ae6871a1846"
dependencies = [
"futures-core",
"futures-sink",
@ -413,15 +413,15 @@ dependencies = [
[[package]]
name = "futures-core"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "db8d3b0917ff63a2a96173133c02818fac4a746b0a57569d3baca9ec0e945e08"
checksum = "79e5145dde8da7d1b3892dad07a9c98fc04bc39892b1ecc9692cf53e2b780a65"
[[package]]
name = "futures-executor"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ee9ca2f7eb4475772cf39dd1cd06208dce2670ad38f4d9c7262b3e15f127068"
checksum = "e9e59fdc009a4b3096bf94f740a0f2424c082521f20a9b08c5c07c48d90fd9b9"
dependencies = [
"futures-core",
"futures-task",
@ -430,9 +430,9 @@ dependencies = [
[[package]]
name = "futures-io"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e37c1a51b037b80922864b8eed90692c5cd8abd4c71ce49b77146caa47f3253b"
checksum = "28be053525281ad8259d47e4de5de657b25e7bac113458555bb4b70bc6870500"
[[package]]
name = "futures-lite"
@ -445,15 +445,15 @@ dependencies = [
"futures-io",
"memchr",
"parking",
"pin-project-lite 0.2.1",
"pin-project-lite 0.2.4",
"waker-fn",
]
[[package]]
name = "futures-macro"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0f8719ca0e1f3c5e34f3efe4570ef2c0610ca6da85ae7990d472e9cbfba13664"
checksum = "c287d25add322d9f9abdcdc5927ca398917996600182178774032e9f8258fedd"
dependencies = [
"proc-macro-hack",
"proc-macro2",
@ -463,24 +463,24 @@ dependencies = [
[[package]]
name = "futures-sink"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f6adabac1290109cfa089f79192fb6244ad2c3f1cc2281f3e1dd987592b71feb"
checksum = "caf5c69029bda2e743fddd0582d1083951d65cc9539aebf8812f36c3491342d6"
[[package]]
name = "futures-task"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a92a0843a2ff66823a8f7c77bffe9a09be2b64e533562c412d63075643ec0038"
checksum = "13de07eb8ea81ae445aca7b69f5f7bf15d7bf4912d8ca37d6645c77ae8a58d86"
dependencies = [
"once_cell",
]
[[package]]
name = "futures-util"
version = "0.3.9"
version = "0.3.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "036a2107cdeb57f6d7322f1b6c363dad67cd63ca3b7d1b925bdf75bd5d96cda9"
checksum = "632a8cd0f2a4b3fdea1657f08bde063848c3bd00f9bbf6e256b8be78802e624b"
dependencies = [
"futures-channel",
"futures-core",
@ -489,7 +489,7 @@ dependencies = [
"futures-sink",
"futures-task",
"memchr",
"pin-project-lite 0.2.1",
"pin-project-lite 0.2.4",
"pin-utils",
"proc-macro-hack",
"proc-macro-nested",
@ -507,13 +507,13 @@ dependencies = [
[[package]]
name = "getrandom"
version = "0.1.16"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
checksum = "c9495705279e7140bf035dde1f6e750c162df8b625267cd52cc44e0b156732c8"
dependencies = [
"cfg-if 1.0.0",
"libc",
"wasi 0.9.0+wasi-snapshot-preview1",
"wasi",
]
[[package]]
@ -621,6 +621,7 @@ dependencies = [
"helix-core",
"helix-lsp",
"once_cell",
"slotmap",
"smol",
"tui",
"url",
@ -628,9 +629,9 @@ dependencies = [
[[package]]
name = "hermit-abi"
version = "0.1.17"
version = "0.1.18"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5aca5565f760fb5b220e499d72710ed156fdb74e631659e99377d9ebfbd13ae8"
checksum = "322f4de77956e22ed0e5032c359a0f1273f1f7f0d79bfa3b8ffbc730d7fbcc5c"
dependencies = [
"libc",
]
@ -719,9 +720,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
[[package]]
name = "libc"
version = "0.2.82"
version = "0.2.85"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "89203f3fba0a3795506acaad8ebce3c80c0af93f994d5a1d7a0b1eeb23271929"
checksum = "7ccac4b00700875e6a07c6cde370d44d32fa01c5a65cdd2fca6858c479d28bb3"
[[package]]
name = "lock_api"
@ -734,11 +735,11 @@ dependencies = [
[[package]]
name = "log"
version = "0.4.11"
version = "0.4.14"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4fabed175da42fed1fa0746b0ea71f412aa9d35e76e95e59b192c64b9dc2bf8b"
checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
dependencies = [
"cfg-if 0.1.10",
"cfg-if 1.0.0",
]
[[package]]
@ -897,7 +898,7 @@ dependencies = [
"cfg-if 1.0.0",
"instant",
"libc",
"redox_syscall",
"redox_syscall 0.1.57",
"smallvec",
"winapi",
]
@ -922,9 +923,9 @@ checksum = "c917123afa01924fc84bb20c4c03f004d9c38e5127e3c039bbf7f4b9c76a2f6b"
[[package]]
name = "pin-project-lite"
version = "0.2.1"
version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e36743d754ccdf9954c2e352ce2d4b106e024c814f6499c2dadff80da9a442d8"
checksum = "439697af366c49a6d0a010c56a0d97685bc140ce0d377b13a2ea2aa42d64a827"
[[package]]
name = "pin-utils"
@ -953,9 +954,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
[[package]]
name = "proc-macro-nested"
version = "0.1.6"
version = "0.1.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
[[package]]
name = "proc-macro2"
@ -1006,21 +1007,30 @@ version = "0.1.57"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
[[package]]
name = "redox_syscall"
version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "05ec8ca9416c5ea37062b502703cd7fcb207736bc294f6e0cf367ac6fc234570"
dependencies = [
"bitflags",
]
[[package]]
name = "redox_users"
version = "0.3.5"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "de0737333e7a9502c789a36d7c7fa6092a49895d4faa31ca5df163857ded2e9d"
checksum = "528532f3d801c87aec9def2add9ca802fe569e44a544afe633765267840abe64"
dependencies = [
"getrandom",
"redox_syscall",
"redox_syscall 0.2.4",
]
[[package]]
name = "regex"
version = "1.4.2"
version = "1.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "38cf2c13ed4745de91a5eb834e11c00bcc3709e773173b2ce4c56c9fbde04b9c"
checksum = "d9251239e129e16308e70d853559389de218ac275b515068abc96829d05b948a"
dependencies = [
"aho-corasick",
"memchr",
@ -1030,9 +1040,9 @@ dependencies = [
[[package]]
name = "regex-syntax"
version = "0.6.21"
version = "0.6.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3b181ba2dcf07aaccad5448e8ead58db5b742cf85dfe035e2227f137a539a189"
checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
[[package]]
name = "ropey"
@ -1066,18 +1076,18 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
[[package]]
name = "serde"
version = "1.0.118"
version = "1.0.123"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "06c64263859d87aa2eb554587e2d23183398d617427327cf2b3d0ed8c69e4800"
checksum = "92d5161132722baa40d802cc70b15262b98258453e85e5d1d365c757c73869ae"
dependencies = [
"serde_derive",
]
[[package]]
name = "serde_derive"
version = "1.0.118"
version = "1.0.123"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c84d3526699cd55261af4b941e4e725444df67aa4f9e6a3564f18030d12672df"
checksum = "9391c295d64fc0abb2c556bad848f33cb8296276b1ad2677d1ae1ace4f258f31"
dependencies = [
"proc-macro2",
"quote",
@ -1141,11 +1151,20 @@ version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
[[package]]
name = "slotmap"
version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ab3003725ae562cf995f3dc82bb99e70926e09000396816765bb6d7adbe740b1"
dependencies = [
"version_check",
]
[[package]]
name = "smallvec"
version = "1.6.0"
version = "1.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1a55ca5f3b68e41c979bf8c46a6f1da892ca4db8f94023ce0bd32407573b1ac0"
checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
[[package]]
name = "smol"
@ -1188,9 +1207,9 @@ dependencies = [
[[package]]
name = "syn"
version = "1.0.58"
version = "1.0.60"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cc60a3d73ea6594cd712d830cc1f0390fd71542d8c8cd24e70cc54cdfd5e05d5"
checksum = "c700597eca8a5a762beb35753ef6b94df201c81cca676604f547495a0d7f0081"
dependencies = [
"proc-macro2",
"quote",
@ -1199,8 +1218,8 @@ dependencies = [
[[package]]
name = "tendril"
version = "0.4.1"
source = "git+https://github.com/servo/tendril#9532724c32a0bf5e65acb56209373d97223bc530"
version = "0.4.2"
source = "git+https://github.com/servo/tendril#548cfaab79a3db13f350621d5b18a81d351463ba"
dependencies = [
"futf",
"mac",
@ -1238,29 +1257,28 @@ dependencies = [
[[package]]
name = "thread_local"
version = "1.1.0"
version = "1.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bb9bc092d0d51e76b2b19d9d85534ffc9ec2db959a2523cdae0697e2972cd447"
checksum = "d8208a331e1cb318dd5bd76951d2b8fc48ca38a69f5f4e4af1b6a9f8c6236915"
dependencies = [
"lazy_static",
"once_cell",
]
[[package]]
name = "time"
version = "0.1.44"
version = "0.1.43"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
dependencies = [
"libc",
"wasi 0.10.0+wasi-snapshot-preview1",
"winapi",
]
[[package]]
name = "tinyvec"
version = "1.1.0"
version = "1.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ccf8dbc19eb42fba10e8feaaec282fb50e2c14b2726d6301dbfeed0f73306a6f"
checksum = "317cca572a0e89c3ce0ca1f1bdc9369547fe318a683418e42ac8f59d14701023"
dependencies = [
"tinyvec_macros",
]
@ -1360,6 +1378,12 @@ version = "0.8.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
[[package]]
name = "version_check"
version = "0.9.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
[[package]]
name = "waker-fn"
version = "1.1.0"
@ -1379,15 +1403,9 @@ dependencies = [
[[package]]
name = "wasi"
version = "0.9.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
[[package]]
name = "wasi"
version = "0.10.0+wasi-snapshot-preview1"
version = "0.10.2+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
[[package]]
name = "wepoll-sys"

19
helix-term/src/application.rs
Unescape Escape View File

@ -39,11 +39,12 @@ impl Application {
pub fn new(mut args: Args, executor: &'static smol::Executor<'static>) -> Result<Self, Error> {
let backend = CrosstermBackend::new(stdout());
let mut terminal = Terminal::new(backend)?;
let mut editor = Editor::new();
let size = terminal.size()?;
let mut editor = Editor::new(size);
if let Some(file) = args.values_of_t::<PathBuf>("files").unwrap().pop() {
editor.open(file, (size.width, size.height), executor)?;
let files = args.values_of_t::<PathBuf>("files").unwrap();
for file in files {
editor.open(file, executor)?;
}
let mut compositor = Compositor::new();
@ -132,11 +133,13 @@ impl Application {
Notification::PublishDiagnostics(params) => {
let path = Some(params.uri.to_file_path().unwrap());
let view = self
.editor
.views
.iter_mut()
.find(|view| view.doc.path == path);
let view: Option<&mut View> = None;
// TODO
// let view = self
// .editor
// .views
// .iter_mut()
// .find(|view| view.doc.path == path);
if let Some(view) = view {
let doc = view.doc.text().slice(..);

111
helix-term/src/commands.rs
Unescape Escape View File

@ -183,7 +183,7 @@ pub fn check_cursor_in_view(view: &View) -> bool {
let doc = &view.doc;
let cursor = doc.selection().cursor();
let line = doc.text().char_to_line(cursor);
let document_end = view.first_line + view.size.1.saturating_sub(1) as usize;
let document_end = view.first_line + view.area.height.saturating_sub(1) as usize;
if (line > document_end.saturating_sub(PADDING)) | (line < view.first_line + PADDING) {
return false;
@ -197,7 +197,7 @@ pub fn page_up(cx: &mut Context) {
return;
}
view.first_line = view.first_line.saturating_sub(view.size.1 as usize);
view.first_line = view.first_line.saturating_sub(view.area.height as usize);
if !check_cursor_in_view(view) {
let text = view.doc.text();
@ -208,7 +208,7 @@ pub fn page_up(cx: &mut Context) {
pub fn page_down(cx: &mut Context) {
let view = cx.view();
view.first_line += view.size.1 as usize + PADDING;
view.first_line += view.area.height as usize + PADDING;
if view.first_line < view.doc.text().len_lines() {
let text = view.doc.text();
@ -223,7 +223,9 @@ pub fn half_page_up(cx: &mut Context) {
return;
}
view.first_line = view.first_line.saturating_sub(view.size.1 as usize / 2);
view.first_line = view
.first_line
.saturating_sub(view.area.height as usize / 2);
if !check_cursor_in_view(view) {
let text = &view.doc.text();
@ -235,8 +237,8 @@ pub fn half_page_up(cx: &mut Context) {
pub fn half_page_down(cx: &mut Context) {
let view = cx.view();
let lines = view.doc.text().len_lines();
if view.first_line < lines.saturating_sub(view.size.1 as usize) {
view.first_line += view.size.1 as usize / 2;
if view.first_line < lines.saturating_sub(view.area.height as usize) {
view.first_line += view.area.height as usize / 2;
}
if !check_cursor_in_view(view) {
let text = view.doc.text();
@ -367,8 +369,7 @@ pub fn change_selection(cx: &mut Context) {
pub fn collapse_selection(cx: &mut Context) {
let selection = cx
.view()
.doc
.doc()
.selection()
.transform(|range| Range::new(range.head, range.head));
@ -377,8 +378,7 @@ pub fn collapse_selection(cx: &mut Context) {
pub fn flip_selections(cx: &mut Context) {
let selection = cx
.view()
.doc
.doc()
.selection()
.transform(|range| Range::new(range.head, range.anchor));
@ -396,8 +396,7 @@ pub fn insert_mode(cx: &mut Context) {
enter_insert_mode(cx);
let selection = cx
.view()
.doc
.doc()
.selection()
.transform(|range| Range::new(range.to(), range.from()));
cx.doc().set_selection(selection);
@ -431,37 +430,40 @@ pub fn command_mode(cx: &mut Context) {
|_input: &str| {
// TODO: i need this duplicate list right now to avoid borrow checker issues
let command_list = vec![
String::from("q"),
String::from("aaa"),
String::from("bbb"),
String::from("ccc"),
String::from("ddd"),
String::from("eee"),
String::from("averylongcommandaverylongcommandaverylongcommandaverylongcommandaverylongcommand"),
String::from("q"),
String::from("aaa"),
String::from("bbb"),
String::from("ccc"),
String::from("ddd"),
String::from("eee"),
String::from("q"),
String::from("aaa"),
String::from("bbb"),
String::from("ccc"),
String::from("ddd"),
String::from("eee"),
String::from("q"),
String::from("aaa"),
String::from("bbb"),
String::from("ccc"),
String::from("ddd"),
String::from("eee"),
String::from("q"),
String::from("aaa"),
String::from("bbb"),
String::from("ccc"),
String::from("ddd"),
String::from("eee"),
"q".to_string(),
"o".to_string(),
"w".to_string(),
// String::from("q"),
// String::from("aaa"),
// String::from("bbb"),
// String::from("ccc"),
// String::from("ddd"),
// String::from("eee"),
// String::from("averylongcommandaverylongcommandaverylongcommandaverylongcommandaverylongcommand"),
// String::from("q"),
// String::from("aaa"),
// String::from("bbb"),
// String::from("ccc"),
// String::from("ddd"),
// String::from("eee"),
// String::from("q"),
// String::from("aaa"),
// String::from("bbb"),
// String::from("ccc"),
// String::from("ddd"),
// String::from("eee"),
// String::from("q"),
// String::from("aaa"),
// String::from("bbb"),
// String::from("ccc"),
// String::from("ddd"),
// String::from("eee"),
// String::from("q"),
// String::from("aaa"),
// String::from("bbb"),
// String::from("ccc"),
// String::from("ddd"),
// String::from("eee"),
];
command_list
.into_iter()
@ -478,8 +480,7 @@ pub fn command_mode(cx: &mut Context) {
match *parts.as_slice() {
["q"] => editor.should_close = true,
["o", path] => {
let size = editor.view().size;
editor.open(path.into(), size, executor);
editor.open(path.into(), executor);
}
_ => (),
}
@ -499,12 +500,13 @@ pub fn file_picker(cx: &mut Context) {
}
pub fn buffer_picker(cx: &mut Context) {
cx.callback = Some(Box::new(
|compositor: &mut Compositor, editor: &mut Editor| {
let picker = ui::buffer_picker(&editor.views, editor.focus);
compositor.push(Box::new(picker));
},
));
unimplemented!()
// cx.callback = Some(Box::new(
// |compositor: &mut Compositor, editor: &mut Editor| {
// let picker = ui::buffer_picker(&editor.views, editor.focus);
// compositor.push(Box::new(picker));
// },
// ));
}
// calculate line numbers for each selection range
@ -617,12 +619,7 @@ fn append_changes_to_history(cx: &mut Context) {
// TODO: trigger lsp/documentDidChange with changes
// HAXX: we need to reconstruct the state as it was before the changes..
let old_state = cx
.view()
.doc
.old_state
.take()
.expect("no old_state available");
let old_state = cx.doc().old_state.take().expect("no old_state available");
// TODO: take transaction by value?
cx.doc().history.commit_revision(&transaction, &old_state);

50
helix-term/src/ui/editor.rs
Unescape Escape View File

@ -37,15 +37,20 @@ impl EditorView {
surface: &mut Surface,
theme: &Theme,
) {
let area = Rect::new(OFFSET, 0, viewport.width - OFFSET, viewport.height - 2); // - 2 for statusline and prompt
let area = Rect::new(
viewport.x + OFFSET,
viewport.y,
viewport.width - OFFSET,
viewport.height - 2,
); // - 2 for statusline and prompt
self.render_buffer(view, area, surface, theme);
// clear with background color
// TODO: this seems to prevent setting style later
// surface.set_style(viewport, theme.get("ui.background"));
let area = Rect::new(0, viewport.height - 2, viewport.width, 1);
self.render_statusline(view, area, surface, theme);
let area = Rect::new(viewport.x, viewport.height - 2, viewport.width, 1);
self.render_statusline(&view.doc, area, surface, theme);
}
// TODO: ideally not &mut View but highlights require it because of cursor cache
@ -203,34 +208,46 @@ impl EditorView {
let last_line = view.last_line();
for (i, line) in (view.first_line..last_line).enumerate() {
if view.doc.diagnostics.iter().any(|d| d.line == line) {
surface.set_stringn(0, i as u16, "●", 1, warning);
surface.set_stringn(
viewport.x + 0 - OFFSET,
viewport.y + i as u16,
"●",
1,
warning,
);
}
surface.set_stringn(1, i as u16, format!("{:>5}", line + 1), 5, style);
surface.set_stringn(
viewport.x + 1 - OFFSET,
viewport.y + i as u16,
format!("{:>5}", line + 1),
5,
style,
);
}
}
pub fn render_statusline(
&self,
view: &View,
doc: &Document,
viewport: Rect,
surface: &mut Surface,
theme: &Theme,
) {
let text_color = text_color();
let mode = match view.doc.mode() {
let mode = match doc.mode() {
Mode::Insert => "INS",
Mode::Normal => "NOR",
Mode::Goto => "GOTO",
};
// statusline
surface.set_style(
Rect::new(0, viewport.y, viewport.width, 1),
Rect::new(viewport.x, viewport.y, viewport.width, 1),
theme.get("ui.statusline"),
);
surface.set_string(1, viewport.y, mode, text_color);
surface.set_string(viewport.x + 1, viewport.y, mode, text_color);
if let Some(path) = view.doc.relative_path() {
if let Some(path) = doc.relative_path() {
let path = path.to_string_lossy();
surface.set_string(6, viewport.y, path, text_color);
// TODO: append [+] if modified
@ -239,7 +256,7 @@ impl EditorView {
surface.set_string(
viewport.width - 10,
viewport.y,
format!("{}", view.doc.diagnostics.len()),
format!("{}", doc.diagnostics.len()),
text_color,
);
}
@ -251,9 +268,8 @@ impl Component for EditorView {
Event::Resize(width, height) => {
// TODO: simplistic ensure cursor in view for now
// TODO: loop over views
let view = cx.editor.view_mut();
view.size = (width, height);
view.ensure_cursor_in_view();
cx.editor.tree.resize(Rect::new(0, 0, width, height));
// TODO: restore view.ensure_cursor_in_view();
EventResult::Consumed(None)
}
Event::Key(event) => {
@ -306,8 +322,10 @@ impl Component for EditorView {
// SAFETY: we cheat around the view_mut() borrow because it doesn't allow us to also borrow
// theme. Theme is immutable mutating view won't disrupt theme_ref.
let theme_ref = unsafe { &*(&cx.editor.theme as *const Theme) };
let view = cx.editor.view_mut();
self.render_view(view, area, surface, theme_ref);
for view in cx.editor.tree.views() {
// TODO: use parent area
self.render_view(view, view.area, surface, theme_ref);
}
// TODO: drop unwrap
}

56
helix-term/src/ui/mod.rs
Unescape Escape View File

@ -82,38 +82,38 @@ pub fn file_picker(root: &str, ex: &'static smol::Executor) -> Picker<PathBuf> {
path.strip_prefix("./").unwrap().to_str().unwrap().into()
},
move |editor: &mut Editor, path: &PathBuf| {
let size = editor.view().size;
editor.open(path.into(), size, ex);
editor.open(path.into(), ex);
},
)
}
use helix_view::View;
pub fn buffer_picker(views: &[View], current: usize) -> Picker<(Option<PathBuf>, usize)> {
use helix_view::Editor;
Picker::new(
views
.iter()
.enumerate()
.map(|(i, view)| (view.doc.relative_path().map(Path::to_path_buf), i))
.collect(),
move |(path, index): &(Option<PathBuf>, usize)| {
// format_fn
match path {
Some(path) => {
if *index == current {
format!("{} (*)", path.to_str().unwrap()).into()
} else {
path.to_str().unwrap().into()
}
}
None => "[NEW]".into(),
}
},
|editor: &mut Editor, &(_, index): &(Option<PathBuf>, usize)| {
if index < editor.views.len() {
editor.focus = index;
}
},
)
unimplemented!();
// use helix_view::Editor;
// Picker::new(
// views
// .iter()
// .enumerate()
// .map(|(i, view)| (view.doc.relative_path().map(Path::to_path_buf), i))
// .collect(),
// move |(path, index): &(Option<PathBuf>, usize)| {
// // format_fn
// match path {
// Some(path) => {
// if *index == current {
// format!("{} (*)", path.to_str().unwrap()).into()
// } else {
// path.to_str().unwrap().into()
// }
// }
// None => "[NEW]".into(),
// }
// },
// |editor: &mut Editor, &(_, index): &(Option<PathBuf>, usize)| {
// if index < editor.views.len() {
// editor.focus = index;
// }
// },
// )
}

2
helix-view/Cargo.toml
Unescape Escape View File

@ -24,3 +24,5 @@ url = "2"
smol = "1"
futures-util = "0.3"
slotmap = "1"

34
helix-view/src/editor.rs
Unescape Escape View File

@ -1,45 +1,36 @@
use crate::theme::Theme;
use crate::tree::Tree;
use crate::{Document, View};
use slotmap::DefaultKey as Key;
use std::path::PathBuf;
use anyhow::Error;
pub struct Editor {
pub views: Vec<View>,
pub focus: usize,
pub tree: Tree,
// pub documents: Vec<Document>,
pub focus: Key,
pub should_close: bool,
pub theme: Theme, // TODO: share one instance
pub language_servers: helix_lsp::Registry,
}
impl Default for Editor {
fn default() -> Self {
Self::new()
}
}
impl Editor {
pub fn new() -> Self {
pub fn new(area: tui::layout::Rect) -> Self {
let theme = Theme::default();
let language_servers = helix_lsp::Registry::new();
Self {
views: Vec::new(),
focus: 0,
tree: Tree::new(area),
focus: Key::default(),
should_close: false,
theme,
language_servers,
}
}
pub fn open(
&mut self,
path: PathBuf,
size: (u16, u16),
executor: &smol::Executor,
) -> Result<(), Error> {
let pos = self.views.len();
pub fn open(&mut self, path: PathBuf, executor: &smol::Executor) -> Result<(), Error> {
let mut doc = Document::load(path, self.theme.scopes())?;
// try to find a language server based on the language name
@ -60,16 +51,17 @@ impl Editor {
.unwrap();
}
self.views.push(View::new(doc, size)?);
let view = View::new(doc)?;
let pos = self.tree.insert(view);
self.focus = pos;
Ok(())
}
pub fn view(&self) -> &View {
self.views.get(self.focus).unwrap()
self.tree.get(self.focus)
}
pub fn view_mut(&mut self) -> &mut View {
self.views.get_mut(self.focus).unwrap()
self.tree.get_mut(self.focus)
}
}

1
helix-view/src/lib.rs
Unescape Escape View File

@ -1,6 +1,7 @@
pub mod document;
pub mod editor;
pub mod theme;
pub mod tree;
pub mod view;
pub use document::Document;

10
helix-view/src/view.rs
Unescape Escape View File

@ -17,15 +17,15 @@ pub const PADDING: usize = 5;
pub struct View {
pub doc: Document,
pub first_line: usize,
pub size: (u16, u16),
pub area: Rect,
}
impl View {
pub fn new(doc: Document, size: (u16, u16)) -> Result<Self, Error> {
pub fn new(doc: Document) -> Result<Self, Error> {
let view = Self {
doc,
first_line: 0,
size,
area: Rect::default(), // will get calculated upon inserting into tree
};
Ok(view)
@ -34,7 +34,7 @@ impl View {
pub fn ensure_cursor_in_view(&mut self) {
let cursor = self.doc.state.selection().cursor();
let line = self.doc.text().char_to_line(cursor);
let document_end = self.first_line + (self.size.1 as usize).saturating_sub(2);
let document_end = self.first_line + (self.area.height as usize).saturating_sub(2);
// TODO: side scroll
@ -50,7 +50,7 @@ impl View {
/// Calculates the last visible line on screen
#[inline]
pub fn last_line(&self) -> usize {
let viewport = Rect::new(6, 0, self.size.0, self.size.1 - 2); // - 2 for statusline and prompt
let viewport = Rect::new(6, 0, self.area.width, self.area.height - 2); // - 2 for statusline and prompt
std::cmp::min(
self.first_line + (viewport.height as usize),
self.doc.text().len_lines() - 1,

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