From d723b5fa1b362abf1e22d3a160fdadc95f472b98 Mon Sep 17 00:00:00 2001
From: GitSquared <GitSquared@users.noreply.github.com>
Date: Sun, 25 Nov 2018 17:59:25 +0100
Subject: [PATCH] :bug: Fix fsDisp not following tabs & tab titles

---
 src/_renderer.js                | 23 +++++++++++++++++++++++
 src/classes/filesystem.class.js | 29 +++++++++++++++++------------
 src/classes/terminal.class.js   | 12 ++++++++++++
 3 files changed, 52 insertions(+), 12 deletions(-)

diff --git a/src/_renderer.js b/src/_renderer.js
index 3d7c681..b764114 100644
--- a/src/_renderer.js
+++ b/src/_renderer.js
@@ -295,6 +295,9 @@ initGreeter = () => {
                         })
                     };
                     window.currentTerm = 0;
+                    window.term[0].onprocesschange = p => {
+                        document.getElementById("shell_tab0").innerText = "MAIN - "+p;
+                    };
                     // Prevent losing hardware keyboard focus on the terminal when using touch keyboard
                     window.onmouseup = (e) => {
                         window.term[window.currentTerm].term.focus();
@@ -316,6 +319,14 @@ initGreeter = () => {
 
 window.themeChanger = (theme) => {
     window.focusShellTab(0);
+    for (let i = 1; i <= 4; i++) {
+        if (typeof window.term[i] !== undefined) {
+            window.term[i].socket.close();
+            delete window.term[i];
+            document.getElementById("shell_tab"+i).innerText = "EMPTY";
+            document.getElementById("terminal"+i).innerHTML = "";
+        }
+    }
 
     let src = path.join(themesDir, theme+".json" || settings.theme+".json");
     // Always get fresh theme files
@@ -348,6 +359,11 @@ window.themeChanger = (theme) => {
         })
     };
     window.currentTerm = 0;
+    window.term[0].onprocesschange = p => {
+        document.getElementById("shell_tab0").innerText = "MAIN - "+p;
+    };
+
+
     initMods();
     window.fsDisp = new FilesystemDisplay({
         parentId: "filesystem"
@@ -383,6 +399,8 @@ window.focusShellTab = (number) => {
         window.term[number].fit();
         window.term[number].term.focus();
         window.term[number].resendCWD();
+
+        window.fsDisp.followTab();
     } else if (number > 0 && number <= 4 && window.term[number] !== null) {
         window.term[number] = null;
 
@@ -401,12 +419,17 @@ window.focusShellTab = (number) => {
                 });
 
                 window.term[number].onclose = e => {
+                    delete window.term[number].onprocesschange;
                     document.getElementById("shell_tab"+number).innerText = "EMPTY";
                     document.getElementById("terminal"+number).innerHTML = "";
                     delete window.term[number];
                     window.focusShellTab(0);
                 };
 
+                window.term[number].onprocesschange = p => {
+                    document.getElementById("shell_tab"+number).innerText = `#${number} - ${p}`;
+                };
+
                 document.getElementById("shell_tab"+number).innerText = "::"+port;
                 setTimeout(() => {
                     window.focusShellTab(number);
diff --git a/src/classes/filesystem.class.js b/src/classes/filesystem.class.js
index 25446fd..115cbd2 100644
--- a/src/classes/filesystem.class.js
+++ b/src/classes/filesystem.class.js
@@ -55,20 +55,25 @@ class FilesystemDisplay {
             <h2 id="fs_disp_error">CANNOT ACCESS CURRENT WORKING DIRECTORY</h2>`;
         };
 
-        window.term[window.currentTerm].oncwdchange = (cwd) => {
-            if (cwd) {
-                if (this._fsWatcher) {
-                    this._fsWatcher.close();
-                }
-                if (cwd.startsWith("FALLBACK |-- ")) {
-                    this.readFS(cwd.slice(13));
-                    this._noTracking = true;
-                } else {
-                    this.readFS(cwd);
-                    this.watchFS(cwd);
+        this.followTab = () => {
+            let num = window.currentTerm;
+
+            window.term[num].oncwdchange = (cwd) => {
+                if (cwd && window.currentTerm === num) {
+                    if (this._fsWatcher) {
+                        this._fsWatcher.close();
+                    }
+                    if (cwd.startsWith("FALLBACK |-- ")) {
+                        this.readFS(cwd.slice(13));
+                        this._noTracking = true;
+                    } else {
+                        this.readFS(cwd);
+                        this.watchFS(cwd);
+                    }
                 }
-            }
+            };
         };
+        this.followTab();
 
         this.watchFS = (dir) => {
             if (this._fsWatcher) {
diff --git a/src/classes/terminal.class.js b/src/classes/terminal.class.js
index 80284b3..d7dc5e1 100644
--- a/src/classes/terminal.class.js
+++ b/src/classes/terminal.class.js
@@ -85,6 +85,11 @@ class Terminal {
                         this.cwd = "FALLBACK |-- "+args[1];
                         this.oncwdchange(this.cwd);
                         break;
+                    case "New process":
+                        if (this.onprocesschange) {
+                            this.onprocesschange(args[1]);
+                        }
+                        break;
                     default:
                         return;
                 }
@@ -239,6 +244,7 @@ class Terminal {
                 });
             };
             this._nextTickUpdateTtyCWD = false;
+            this._nextTickUpdateProcess = false;
             this._tick = setInterval(() => {
                 if (this._nextTickUpdateTtyCWD && this._disableCWDtracking === false) {
                     this._nextTickUpdateTtyCWD = false;
@@ -258,6 +264,11 @@ class Terminal {
                         }
                     });
                 }
+
+                if (this.renderer && this._nextTickUpdateProcess) {
+                    this.renderer.send("terminal_channel-"+this.port, "New process", this.tty._file);
+                    this._nextTickUpdateProcess = false;
+                }
             }, 1000);
 
             this.tty = this.Pty.spawn(opts.shell || "bash", opts.params || [], {
@@ -315,6 +326,7 @@ class Terminal {
                 });
                 this.tty.on("data", (data) => {
                     this._nextTickUpdateTtyCWD = true;
+                    this._nextTickUpdateProcess = true;
                     try {
                         ws.send(data);
                     } catch (e) {
-- 
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