From b8d0788144974daab8d55c8de1af7515a291ba4f Mon Sep 17 00:00:00 2001
From: Alex Yatskov <alex@foosoft.net>
Date: Sat, 25 Mar 2017 15:59:33 -0700
Subject: wip

---
 ext/bg/js/display-window.js |  4 ++++
 ext/fg/js/display-frame.js  |  4 ++++
 ext/fg/js/driver.js         | 18 +++++-------------
 ext/mixed/js/display.js     | 42 +++++++++++++++++-------------------------
 4 files changed, 30 insertions(+), 38 deletions(-)

diff --git a/ext/bg/js/display-window.js b/ext/bg/js/display-window.js
index 8c732ddd..ae97cd36 100644
--- a/ext/bg/js/display-window.js
+++ b/ext/bg/js/display-window.js
@@ -49,6 +49,10 @@ window.displayWindow = new class extends Display {
         window.alert(`Error: ${error}`);
     }
 
+    clearSearch() {
+        $('#query').focus().select();
+    }
+
     onSearch(e) {
         e.preventDefault();
         $('#intro').slideUp();
diff --git a/ext/fg/js/display-frame.js b/ext/fg/js/display-frame.js
index 8f15b1bc..d930d325 100644
--- a/ext/fg/js/display-frame.js
+++ b/ext/fg/js/display-frame.js
@@ -47,6 +47,10 @@ window.displayFrame = new class extends Display {
         }
     }
 
+    clearSearch() {
+        window.parent.postMessage('popupClose', '*');
+    }
+
     showOrphaned() {
         $('#content').hide();
         $('#orphan').show();
diff --git a/ext/fg/js/driver.js b/ext/fg/js/driver.js
index 5e17537e..7a56dd9c 100644
--- a/ext/fg/js/driver.js
+++ b/ext/fg/js/driver.js
@@ -46,14 +46,14 @@ window.driver = new class {
     }
 
     popupTimerClear() {
-        if (this.popupTimer !== null) {
+        if (this.popupTimer) {
             window.clearTimeout(this.popupTimer);
             this.popupTimer = null;
         }
     }
 
     onMouseOver(e) {
-        if (e.target === this.popup.container && this.popuptimer !== null) {
+        if (e.target === this.popup.container && this.popupTimer) {
             this.popupTimerClear();
         }
     }
@@ -106,14 +106,6 @@ window.driver = new class {
         const handlers = {
             popupClose: () => {
                 this.searchClear();
-            },
-
-            scanLeft: () => {
-
-            },
-
-            scanRight: () => {
-
             }
         };
 
@@ -147,11 +139,11 @@ window.driver = new class {
         }
 
         const textSource = docRangeFromPoint(point, this.options.scanning.imposter);
-        if (textSource === null || !textSource.containsPoint(point)) {
+        if (!textSource || !textSource.containsPoint(point)) {
             return;
         }
 
-        if (this.lastTextSource !== null && this.lastTextSource.equals(textSource)) {
+        if (this.lastTextSource && this.lastTextSource.equals(textSource)) {
             return;
         }
 
@@ -225,7 +217,7 @@ window.driver = new class {
         docImposterDestroy();
         this.popup.hide();
 
-        if (this.options.scanning.selectText && this.lastTextSource !== null) {
+        if (this.options.scanning.selectText && this.lastTextSource) {
             this.lastTextSource.deselect();
         }
 
diff --git a/ext/mixed/js/display.js b/ext/mixed/js/display.js
index 30f703bb..140185cc 100644
--- a/ext/mixed/js/display.js
+++ b/ext/mixed/js/display.js
@@ -50,6 +50,10 @@ class Display {
         throw 'override me';
     }
 
+    clearSearch() {
+        throw 'override me';
+    }
+
     showTermDefs(definitions, options, context) {
         window.focus();
 
@@ -207,17 +211,13 @@ class Display {
     }
 
     onKeyDown(e) {
-        const notifyParent = action => {
-            window.parent.postMessage(action, '*');
-        };
-
         const handlers = {
-            36: /* home */ () => {
-                this.entryScroll(0, true);
+            8: /* backspace */ () => {
+
             },
 
-            35: /* end */ () => {
-                this.entryScroll(this.definitions.length - 1, true);
+            27: /* escape */ () => {
+                this.clearSearch();
             },
 
             33: /* page up */ () => {
@@ -228,6 +228,14 @@ class Display {
                 this.entryScroll(this.index + 3, true);
             },
 
+            35: /* end */ () => {
+                this.entryScroll(this.definitions.length - 1, true);
+            },
+
+            36: /* home */ () => {
+                this.entryScroll(0, true);
+            },
+
             38: /* up */ () => {
                 this.entryScroll(this.index - 1, true);
             },
@@ -240,28 +248,12 @@ class Display {
 
             },
 
-            221: /* ] */ () => {
-
-            },
-
             220: /* \ */ () => {
                 this.audioPlay(this.definitions[this.index]);
             },
 
-            8: /* backspace */ () => {
-
-            },
-
-            27: /* escape */ () => {
-                notifyParent('popupClose');
-            },
-
-            37: /* left */ () => {
-                notifyParent('scanLeft');
-            },
+            221: /* ] */ () => {
 
-            39: /* right */ () => {
-                notifyParent('scanRight');
             }
         };
 
-- 
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