From e73d405c5640afda27775285f19516a271b5cefb Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Sat, 12 Aug 2017 11:08:43 +0900
Subject: message passing between background and content

---
 src/background/index.js |  4 ++++
 src/content/index.js    |  9 +++++++++
 src/index.js            |  3 ---
 src/module.js           | 18 ------------------
 4 files changed, 13 insertions(+), 21 deletions(-)
 create mode 100644 src/background/index.js
 create mode 100644 src/content/index.js
 delete mode 100644 src/index.js
 delete mode 100644 src/module.js

(limited to 'src')

diff --git a/src/background/index.js b/src/background/index.js
new file mode 100644
index 0000000..ee02f63
--- /dev/null
+++ b/src/background/index.js
@@ -0,0 +1,4 @@
+browser.runtime.onMessage.addListener((request, sender, sendResponse) => {
+  console.log("Pressed " + request.which);
+  sendResponse({ response: "Response from background script" });
+});
diff --git a/src/content/index.js b/src/content/index.js
new file mode 100644
index 0000000..0fa0720
--- /dev/null
+++ b/src/content/index.js
@@ -0,0 +1,9 @@
+window.addEventListener("keypress", (e) => {
+  browser.runtime.sendMessage({
+    which: e.which || e.keyCode,
+  }).then((msg) => {
+    console.log(`Message from the background script:  ${msg.response}`);
+  }, (err) => {
+    console.log(`Error: ${err}`);
+  });
+});
diff --git a/src/index.js b/src/index.js
deleted file mode 100644
index 8c9b627..0000000
--- a/src/index.js
+++ /dev/null
@@ -1,3 +0,0 @@
-import * as Module from './module';
-
-Module.initialize()
diff --git a/src/module.js b/src/module.js
deleted file mode 100644
index e967a62..0000000
--- a/src/module.js
+++ /dev/null
@@ -1,18 +0,0 @@
-const initialize = () => {
-  let p = document.createElement("p");
-  p.textContent = "Hello Vim Vixen";
-  p.style.position = 'fixed';
-  p.style.right = '0';
-  p.style.bottom = '0';
-  p.style.padding = '0rem .5rem';
-  p.style.margin = '0';
-  p.style.backgroundColor = 'lightgray';
-  p.style.border = 'gray';
-  p.style.boxShadow = '0 0 2px gray inset';
-  p.style.borderRadius = '3px';
-  p.style.fontFamily = 'monospace';
-
-  document.body.append(p)
-}
-
-export { initialize };
-- 
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