Finish tabline implementation

Cargo.lock

@@ -13,7 +13,7 @@ dependencies = [
  "gtk-sys 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "htmlescape 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "neovim-lib 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "neovim-lib 0.4.1 (git+https://github.com/daa84/neovim-lib)",
  "pango 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "pangocairo 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf 0.7.21 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -294,7 +294,7 @@ dependencies = [
 [[package]]
 name = "neovim-lib"
 version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+source = "git+https://github.com/daa84/neovim-lib#d8addb7e84bce9bfd9ae47f5433fd33f314f1a07"
 dependencies = [
  "log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "rmp 0.8.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -584,7 +584,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)" = "684f330624d8c3784fb9558ca46c4ce488073a8d22450415c5eb4f4cfb0d11b5"
 "checksum log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "5141eca02775a762cc6cd564d8d2c50f67c0ea3a372cbf1c51592b3e029e10ad"
 "checksum memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1dbccc0e46f1ea47b9f17e6d67c5a96bd27030519c519c9c91327e31275a47b4"
-"checksum neovim-lib 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c4f4cf765a2dee99de95861fc1eea0b64da31552b2f8d85bfd1edb59fc26f1b9"
+"checksum neovim-lib 0.4.1 (git+https://github.com/daa84/neovim-lib)" = "<none>"
 "checksum num-traits 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)" = "e1cbfa3781f3fe73dc05321bed52a06d2d491eaa764c52335cf4399f046ece99"
 "checksum pango 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4215233226ff03c9a3ed7c85cbc3c58257203723e3a93d5a20ce3560f66261b7"
 "checksum pango-sys 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e401ee469540e60a80d1df63dcea4e9c201115e79344b77529fa3705ea8eadcd"

Cargo.toml

@@ -12,7 +12,7 @@ glib = "0.1"
 glib-sys = "0.3"
 gdk = "0.5"
 gdk-sys = "0.3"
-neovim-lib = "0.4"
+#neovim-lib = "0.4"
 phf = "0.7"
 gio = "0.1"
 log = "0.3"
@@ -23,8 +23,8 @@ serde = "1.0"
 serde_derive = "1.0"
 toml = "0.4"
 
-#[dependencies.neovim-lib]
+[dependencies.neovim-lib]
-#git = "https://github.com/daa84/neovim-lib"
+git = "https://github.com/daa84/neovim-lib"
 
 [build-dependencies]
 phf_codegen = "0.7"

src/shell.rs

@@ -885,7 +885,7 @@ impl RedrawEvents for State {
 
 
     fn tabline_update(&mut self, selected: Tabpage, tabs: Vec<(Tabpage, Option<&str>)>) -> RepaintMode {
-        self.tabs.update_tabs(&selected, &tabs);
+        self.tabs.update_tabs(&self.nvim.as_ref().unwrap(), &selected, &tabs);
 
         RepaintMode::Nothing
     }

src/tabline.rs

@@ -1,12 +1,38 @@
 use std::ops::Deref;
+use std::rc::Rc;
+use std::cell::RefCell;
 
 use gtk;
 use gtk::prelude::*;
 
+use neovim_lib::{Neovim, NeovimApi};
 use neovim_lib::neovim_api::Tabpage;
 
+use nvim::ErrorReport;
+
+struct State {
+    data: Vec<Tabpage>,
+    nvim: Option<Rc<RefCell<Neovim>>>,
+}
+
+impl State {
+    pub fn new() -> Self {
+        State { 
+            data: Vec::new(),
+            nvim: None,
+        }
+    }
+
+    fn change_current_page(&self, idx: i32) -> bool {
+        let mut nvim = self.nvim.as_ref().unwrap().borrow_mut();
+        nvim.set_current_tabpage(&self.data[idx as usize]).report_err(&mut *nvim);
+        true
+    }
+}
+
 pub struct Tabline {
     tabs: gtk::Notebook,
+    state: Rc<RefCell<State>>,
 }
 
 impl Tabline {
@@ -17,13 +43,33 @@ impl Tabline {
         tabs.set_scrollable(true);
         tabs.set_show_border(false);
         tabs.set_border_width(0);
+        tabs.hide();
+
+        let state = Rc::new(RefCell::new(State::new()));
+
+        let state_ref = state.clone();
+        tabs.connect_change_current_page(move |_, idx| state_ref.borrow().change_current_page(idx));
 
         Tabline {  
             tabs,
+            state,
         }
     }
 
-    pub fn update_tabs(&self, selected: &Tabpage, tabs: &Vec<(Tabpage, Option<&str>)>) {
+    pub fn update_tabs(&self, nvim: &Rc<RefCell<Neovim>>, selected: &Tabpage, tabs: &Vec<(Tabpage, Option<&str>)>) {
+        if tabs.len() <= 1 {
+            self.tabs.hide();
+            return;
+        } else {
+            self.tabs.show();
+        }
+
+        let mut state = self.state.borrow_mut();
+
+        if state.nvim.is_none() {
+            state.nvim = Some(nvim.clone());
+        }
+
         let count = self.tabs.get_n_pages() as usize;
         if count < tabs.len() {
             for _ in count..tabs.len() {
@@ -38,10 +84,16 @@ impl Tabline {
             }
         }
 
-        // TODO: current page
+        state.data.clear();
+
         for (idx, tab) in tabs.iter().enumerate() {
             let tab_child = self.tabs.get_nth_page(Some(idx as u32));
             self.tabs.set_tab_label_text(&tab_child.unwrap(), &tab.1.unwrap_or("??"));
+            state.data.push(tab.0.clone());
+
+            if *selected == tab.0 {
+                self.tabs.set_current_page(Some(idx as u32));
+            }
         }
     }
 }