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Diffstat (limited to 'dgbuilder/public/red/ui/keyboard.js')
-rw-r--r-- | dgbuilder/public/red/ui/keyboard.js | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/dgbuilder/public/red/ui/keyboard.js b/dgbuilder/public/red/ui/keyboard.js deleted file mode 100644 index 3bc28c4d..00000000 --- a/dgbuilder/public/red/ui/keyboard.js +++ /dev/null @@ -1,68 +0,0 @@ -/** - * Copyright 2013 IBM Corp. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - **/ -RED.keyboard = (function() { - - var active = true; - var handlers = {}; - - d3.select(window).on("keydown",function() { - if (!active) { return; } - var handler = handlers[d3.event.keyCode]; - if (handler && handler.ondown) { - if (!handler.modifiers || - ((!handler.modifiers.shift || d3.event.shiftKey) && - (!handler.modifiers.ctrl || d3.event.ctrlKey ) && - (!handler.modifiers.alt || d3.event.altKey ) )) { - handler.ondown(); - } - } - }); - d3.select(window).on("keyup",function() { - if (!active) { return; } - var handler = handlers[d3.event.keyCode]; - if (handler && handler.onup) { - if (!handler.modifiers || - ((!handler.modifiers.shift || d3.event.shiftKey) && - (!handler.modifiers.ctrl || d3.event.ctrlKey ) && - (!handler.modifiers.alt || d3.event.altKey ) )) { - handler.onup(); - } - } - }); - function addHandler(key,modifiers,ondown,onup) { - var mod = modifiers; - var cbdown = ondown; - var cbup = onup; - - if (typeof modifiers == "function") { - mod = {}; - cbdown = modifiers; - cbup = ondown; - } - handlers[key] = {modifiers:mod, ondown:cbdown, onup:cbup}; - } - function removeHandler(key) { - delete handlers[key]; - } - - return { - add: addHandler, - remove: removeHandler, - disable: function(){ active = false;}, - enable: function(){ active = true; } - } - -})(); |