From d77319e328137743bb0b024abba2d562017955e2 Mon Sep 17 00:00:00 2001
From: Alex Yatskov <alex@foosoft.net>
Date: Mon, 28 Mar 2016 13:00:48 -0700
Subject: WIP

---
 ext/client.js | 48 +++++++++++++++++++++++++++++++++---------------
 ext/util.js   |  4 ++--
 2 files changed, 35 insertions(+), 17 deletions(-)

(limited to 'ext')

diff --git a/ext/client.js b/ext/client.js
index 74b246f3..76e4ceed 100644
--- a/ext/client.js
+++ b/ext/client.js
@@ -21,36 +21,55 @@ class Client {
     constructor() {
         this.popup       = $('<div class="yomichan-popup"/>');
         this.popupOffset = 10;
+        this.lastMosePos = null;
         this.enabled     = false;
 
-        $('body').append(this.popup).click(() => this.hidePopup());
+        $('body').append(this.popup);
 
         chrome.runtime.onMessage.addListener(this.onMessage.bind(this));
-        window.addEventListener('mousemove', this.onMouseMove.bind(this));
-        window.addEventListener('keydown', this.onKeyDown.bind(this));
+        window.addEventListener('mousedown', this.onMouseAction.bind(this));
+        window.addEventListener('mousemove', this.onMouseAction.bind(this));
+        window.addEventListener('keydown', this.onKeyAction.bind(this));
 
         getState((state) => this.setEnabled(state === 'enabled'));
     }
 
-    onKeyDown(e) {
-        if (e.keyCode === 16 || e.charCode === 16) {
-            this.hidePopup();
+    onKeyAction(e) {
+        if (!this.enabled) {
+            return;
+        }
+
+        if (this.lastMousePos !== null && (e.keyCode === 16 || e.charCode === 16)) {
+            this.searchAtPoint(this.lastMousePos);
         }
     }
 
-    onMouseMove(e) {
-        if (!this.enabled || (!e.shiftKey && e.which !== 2)) {
+    onMouseAction(e) {
+        this.lastMousePos = {x: e.clientX, y: e.clientY};
+
+        if (!this.enabled) {
             return;
         }
 
-        const range = getRangeAtCursor(e, 10);
+        if (e.shiftKey || e.which === 2) {
+            this.searchAtPoint(this.lastMousePos);
+        }
+    }
+
+    onMessage(request, sender, callback) {
+        this.setEnabled(request === 'enabled');
+        callback();
+    }
+
+    searchAtPoint(point) {
+        const range = getRangeAtPoint(point, 10);
         if (range === null) {
             this.hidePopup();
             return;
         }
 
         const rect = getRangePaddedRect(range);
-        if (e.clientX < rect.left || e.clientX > rect.right) {
+        if (point.x < rect.left || point.x > rect.right) {
             this.hidePopup();
             return;
         }
@@ -68,11 +87,6 @@ class Client {
         });
     }
 
-    onMessage(request, sender, callback) {
-        this.setEnabled(request === 'enabled');
-        callback();
-    }
-
     showPopup(range) {
         const selection = window.getSelection();
         selection.removeAllRanges();
@@ -83,6 +97,10 @@ class Client {
     }
 
     hidePopup() {
+        if (this.popup.css('visibility') === 'hidden') {
+            return;
+        }
+
         const selection = window.getSelection();
         selection.removeAllRanges();
 
diff --git a/ext/util.js b/ext/util.js
index 76579cac..8db4f297 100644
--- a/ext/util.js
+++ b/ext/util.js
@@ -17,8 +17,8 @@
  */
 
 
-function getRangeAtCursor(e, lookAhead) {
-    const range = document.caretRangeFromPoint(e.clientX, e.clientY);
+function getRangeAtPoint(point, lookAhead) {
+    const range = document.caretRangeFromPoint(point.x, point.y);
     if (range === null) {
         return null;
     }
-- 
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