5 files changed, 107 insertions, 125 deletions

diff --git a/src/components/background-input.js b/src/components/background-input.js
deleted file mode 100644
index bd6ecf9..0000000
--- a/src/components/background-input.js
+++ /dev/null
@@ -1,53 +0,0 @@
-import * as inputActions from 'actions/input';
-import * as operationActions from 'actions/operation';
-
-export default class BackgroundInputComponent {
-  constructor(store) {
-    this.store = store;
-    this.keymaps = {};
-    this.prevInputs = [];
-  }
-
-  update(sender) {
-    let state = this.store.getState();
-    this.reloadSettings(state.setting);
-    this.handleKeyInputs(sender, state.input);
-  }
-
-  reloadSettings(setting) {
-    if (!setting.settings.json) {
-      return;
-    }
-    this.keymaps = JSON.parse(setting.settings.json).keymaps;
-  }
-
-  handleKeyInputs(sender, input) {
-    if (JSON.stringify(this.prevInputs) === JSON.stringify(input)) {
-      return;
-    }
-    this.prevInputs = input;
-
-    if (input.keys.length === 0) {
-      return;
-    }
-    if (sender) {
-      return this.handleKeysChanged(sender, input);
-    }
-  }
-
-  handleKeysChanged(sender, input) {
-    let matched = Object.keys(this.keymaps).filter((keyStr) => {
-      return keyStr.startsWith(input.keys);
-    });
-    if (matched.length === 0) {
-      this.store.dispatch(inputActions.clearKeys(), sender);
-      return Promise.resolve();
-    } else if (matched.length > 1 ||
-      matched.length === 1 && input.keys !== matched[0]) {
-      return Promise.resolve();
-    }
-    let operation = this.keymaps[matched];
-    this.store.dispatch(operationActions.exec(operation, sender.tab), sender);
-    this.store.dispatch(inputActions.clearKeys(), sender);
-  }
-}
diff --git a/src/components/background.js b/src/components/background.js
index 487e3af..4961d85 100644
--- a/src/components/background.js
+++ b/src/components/background.js
@@ -1,5 +1,5 @@
 import messages from 'content/messages';
-import * as inputActions from 'actions/input';
+import * as operationActions from 'actions/operation';
 import * as settingsActions from 'actions/setting';
 import * as tabActions from 'actions/tab';
 import * as commands from 'shared/commands';
@@ -35,9 +35,10 @@ export default class BackgroundComponent {
 
   onMessage(message, sender) {
     switch (message.type) {
-    case messages.KEYDOWN:
+    case messages.BACKGROUND_OPERATION:
       return this.store.dispatch(
-        inputActions.keyPress(message.key, message.ctrl), sender);
+        operationActions.execBackground(message.operation, sender.tab),
+        sender);
     case messages.OPEN_URL:
       if (message.newTab) {
         return this.store.dispatch(
@@ -56,10 +57,23 @@ export default class BackgroundComponent {
           text: e.message,
         });
       });
+    case messages.SETTINGS_QUERY:
+      return Promise.resolve(this.store.getState().setting.settings);
     case messages.CONSOLE_QUERY_COMPLETIONS:
       return commands.complete(message.text, this.settings);
     case messages.SETTINGS_RELOAD:
       this.store.dispatch(settingsActions.load());
+      return this.broadcastSettingsChanged();
     }
   }
+
+  broadcastSettingsChanged() {
+    return browser.tabs.query({}).then((tabs) => {
+      for (let tab of tabs) {
+        browser.tabs.sendMessage(tab.id, {
+          type: messages.SETTINGS_CHANGED,
+        });
+      }
+    });
+  }
 }
diff --git a/src/components/content-input.js b/src/components/content-input.js
index 38d57fd..9568caf 100644
--- a/src/components/content-input.js
+++ b/src/components/content-input.js
@@ -1,14 +1,20 @@
-import messages from 'content/messages';
-
 export default class ContentInputComponent {
   constructor(target) {
     this.pressed = {};
+    this.onKeyListeners = [];
 
     target.addEventListener('keypress', this.onKeyPress.bind(this));
     target.addEventListener('keydown', this.onKeyDown.bind(this));
     target.addEventListener('keyup', this.onKeyUp.bind(this));
   }
 
+  update() {
+  }
+
+  onKey(cb) {
+    this.onKeyListeners.push(cb);
+  }
+
   onKeyPress(e) {
     if (this.pressed[e.key] && this.pressed[e.key] !== 'keypress') {
       return;
@@ -30,18 +36,32 @@ export default class ContentInputComponent {
   }
 
   capture(e) {
-    if (e.target instanceof HTMLInputElement ||
-      e.target instanceof HTMLTextAreaElement ||
-      e.target instanceof HTMLSelectElement) {
+    if (this.fromInput(e)) {
       if (e.key === 'Escape' && e.target.blur) {
         e.target.blur();
       }
       return;
     }
-    browser.runtime.sendMessage({
-      type: messages.KEYDOWN,
-      key: e.key,
-      ctrl: e.ctrlKey
-    });
+    if (e.key === 'OS') {
+      return;
+    }
+
+    let stop = false;
+    for (let listener of this.onKeyListeners) {
+      stop = stop || listener(e.key, e.ctrlKey);
+      if (stop) {
+        break;
+      }
+    }
+    if (stop) {
+      e.preventDefault();
+      e.stopPropagation();
+    }
+  }
+
+  fromInput(e) {
+    return e.target instanceof HTMLInputElement ||
+      e.target instanceof HTMLTextAreaElement ||
+      e.target instanceof HTMLSelectElement;
   }
 }
diff --git a/src/components/follow.js b/src/components/follow.js
index 9221759..eedbd4d 100644
--- a/src/components/follow.js
+++ b/src/components/follow.js
@@ -5,21 +5,6 @@ import HintKeyProducer from 'content/hint-key-producer';
 
 const DEFAULT_HINT_CHARSET = 'abcdefghijklmnopqrstuvwxyz';
 
-const availableKey = (keyCode) => {
-  return (
-    KeyboardEvent.DOM_VK_0 <= keyCode && keyCode <= KeyboardEvent.DOM_VK_9 ||
-    KeyboardEvent.DOM_VK_A <= keyCode && keyCode <= KeyboardEvent.DOM_VK_Z
-  );
-};
-
-const isNumericKey = (code) => {
-  return KeyboardEvent.DOM_VK_0 <= code && code <= KeyboardEvent.DOM_VK_9;
-};
-
-const isAlphabeticKey = (code) => {
-  return KeyboardEvent.DOM_VK_A <= code && code <= KeyboardEvent.DOM_VK_Z;
-};
-
 const inWindow = (window, element) => {
   let {
     top, left, bottom, right
@@ -37,9 +22,6 @@ export default class FollowComponent {
     this.store = store;
     this.hintElements = {};
     this.state = {};
-
-    let doc = wrapper.ownerDocument;
-    doc.addEventListener('keydown', this.onKeyDown.bind(this));
   }
 
   update() {
@@ -49,56 +31,50 @@ export default class FollowComponent {
       this.create();
     } else if (prevState.enabled && !this.state.enabled) {
       this.remove();
-    } else if (JSON.stringify(prevState.keys) !==
-      JSON.stringify(this.state.keys)) {
+    } else if (prevState.keys !== this.state.keys) {
       this.updateHints();
     }
   }
 
-  onKeyDown(e) {
+  key(key) {
     if (!this.state.enabled) {
-      return;
+      return false;
     }
 
-    let { keyCode } = e;
-    switch (keyCode) {
-    case KeyboardEvent.DOM_VK_ENTER:
-    case KeyboardEvent.DOM_VK_RETURN:
-      this.activate(this.hintElements[
-        FollowComponent.codeChars(this.state.keys)].target);
+    switch (key) {
+    case 'Enter':
+      this.activate(this.hintElements[this.state.keys].target);
       return;
-    case KeyboardEvent.DOM_VK_ESCAPE:
+    case 'Escape':
       this.store.dispatch(followActions.disable());
       return;
-    case KeyboardEvent.DOM_VK_BACK_SPACE:
-    case KeyboardEvent.DOM_VK_DELETE:
+    case 'Backspace':
+    case 'Delete':
       this.store.dispatch(followActions.backspace());
       break;
     default:
-      if (availableKey(keyCode)) {
-        this.store.dispatch(followActions.keyPress(keyCode));
+      if (DEFAULT_HINT_CHARSET.includes(key)) {
+        this.store.dispatch(followActions.keyPress(key));
       }
       break;
     }
-
-    e.stopPropagation();
-    e.preventDefault();
+    return true;
   }
 
   updateHints() {
-    let chars = FollowComponent.codeChars(this.state.keys);
+    let keys = this.state.keys;
     let shown = Object.keys(this.hintElements).filter((key) => {
-      return key.startsWith(chars);
+      return key.startsWith(keys);
     });
     let hidden = Object.keys(this.hintElements).filter((key) => {
-      return !key.startsWith(chars);
+      return !key.startsWith(keys);
     });
     if (shown.length === 0) {
       this.remove();
       return;
     } else if (shown.length === 1) {
-      this.activate(this.hintElements[chars].target);
-      this.remove();
+      this.activate(this.hintElements[keys].target);
+      this.store.dispatch(followActions.disable());
     }
 
     shown.forEach((key) => {
@@ -177,24 +153,6 @@ export default class FollowComponent {
     });
   }
 
-  static codeChars(codes) {
-    const CHARCODE_ZERO = '0'.charCodeAt(0);
-    const CHARCODE_A = 'a'.charCodeAt(0);
-
-    let chars = '';
-
-    for (let code of codes) {
-      if (isNumericKey(code)) {
-        chars += String.fromCharCode(
-          code - KeyboardEvent.DOM_VK_0 + CHARCODE_ZERO);
-      } else if (isAlphabeticKey(code)) {
-        chars += String.fromCharCode(
-          code - KeyboardEvent.DOM_VK_A + CHARCODE_A);
-      }
-    }
-    return chars;
-  }
-
   static getTargetElements(doc) {
     let all = doc.querySelectorAll('a,button,input,textarea');
     let filtered = Array.prototype.filter.call(all, (element) => {
diff --git a/src/components/keymapper.js b/src/components/keymapper.js
new file mode 100644
index 0000000..3685a4f
--- /dev/null
+++ b/src/components/keymapper.js
@@ -0,0 +1,43 @@
+import * as inputActions from 'actions/input';
+import * as operationActions from 'actions/operation';
+
+export default class KeymapperComponent {
+  constructor(store) {
+    this.store = store;
+  }
+
+  update() {
+  }
+
+  key(key, ctrl) {
+    let keymaps = this.keymaps();
+    if (!keymaps) {
+      return;
+    }
+    this.store.dispatch(inputActions.keyPress(key, ctrl));
+
+    let input = this.store.getState().input;
+    let matched = Object.keys(keymaps).filter((keyStr) => {
+      return keyStr.startsWith(input.keys);
+    });
+    if (matched.length === 0) {
+      this.store.dispatch(inputActions.clearKeys());
+      return false;
+    } else if (matched.length > 1 ||
+      matched.length === 1 && input.keys !== matched[0]) {
+      return true;
+    }
+    let operation = keymaps[matched];
+    this.store.dispatch(operationActions.exec(operation));
+    this.store.dispatch(inputActions.clearKeys());
+    return true;
+  }
+
+  keymaps() {
+    let settings = this.store.getState().setting.settings;
+    if (!settings || !settings.json) {
+      return null;
+    }
+    return JSON.parse(settings.json).keymaps;
+  }
+}