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Diffstat (limited to 'chromium/ui/keyboard/resources/elements/kb-altkey-data.html')
-rw-r--r-- | chromium/ui/keyboard/resources/elements/kb-altkey-data.html | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/chromium/ui/keyboard/resources/elements/kb-altkey-data.html b/chromium/ui/keyboard/resources/elements/kb-altkey-data.html index 67f793ad4b1..63b8fadd48c 100644 --- a/chromium/ui/keyboard/resources/elements/kb-altkey-data.html +++ b/chromium/ui/keyboard/resources/elements/kb-altkey-data.html @@ -5,128 +5,4 @@ --> <polymer-element name="kb-altkey-data" attributes="char list"> -<script> - (function() { - var altKeys = {}; - var idMap = {}; - - /** - * Creates a unique identifier based on the key provided. - * This identifier is of the form 'idHASH' where HASH is - * the concatenation of the keycodes of every character in the string. - * @param {string} key Key for which we want an identifier. - * @return {string} The unique id for key. - */ - function createId(key) { - var hash = key.split('').map( - // Returns the key code for the character. - function(character) { - return character.charCodeAt(0); - } - ).join(''); - return 'id' + hash; - } - - Polymer('kb-altkey-data', { - - /** - * Retrieves a list of alternative keys to display on a long-press. - * @param {string} char The base character. - * @param {boolean=} opt_force If true, force the creation of a list - * even if empty. Used when constructing a set of alternates for keys - * with hintTexts. - * @return {?Object.{id: string, list: string}} - */ - getAltkeys: function(char, opt_force) { - var id = idMap[char]; - if (id) { - return { - 'id': id, - 'keys': altKeys[id] - }; - } - if (opt_force) { - return { - 'id': createId(char), - 'keys': [] - }; - } - }, - - /** - * Registers lists of alternative keys displayed on a long-press. - * @param {Object.<string, Array.<string>>} data Mapping of characters to - * lists of alternatives. - */ - registerAltkeys: function(data) { - for (var key in data) { - var id = idMap[key]; - if (!id) - idMap[key] = id = createId(key); - altKeys[id] = data[key]; - } - }, - - /** - * Creates a list of alternate candidates to display in a popup on a - * long-press. - * @param {string} char The base character. - * @param {number} maxLeftOffset Limits the number of candidates - * displayed to the left of the base character to prevent running - * past the left edge of the keyboard. - * @param {number} maxRightOffset Limits the number of candidates - * displayed to the right of the base character to prvent running - * past the right edge of the keyboard. - * @param {string=} opt_additionalKeys Optional list of additional keys - * to include in the candidates list. - */ - createAltkeySet: function(char, - maxLeftOffset, - maxRightOffset, - opt_additionalKeys) { - var altKeys = this.getAltkeys(char, true /* forced */); - if (altKeys) { - var list = altKeys.keys; - if (opt_additionalKeys) - list = opt_additionalKeys.split('').concat(list); - list = [char].concat(list); - - var set = document.createElement('kb-altkey-set'); - // Candiates are approximately in decreasing order of usage, and are - // arranged in a single row in the popup display. To reduce the - // expected length of the drag gesture for selecting a candidate, - // more likely candidates are placed in the center of the popup, - // which is achieved by alternately appending and prepending - // candiates in the alternatives popup. - var prepend = false; - var leftOffset = 0; - var rightOffset = 0; - for (var i = 0; i < list.length; i++) { - var key = document.createElement('kb-altkey'); - key.textContent = list[i]; - if (prepend) { - set.insertBefore(key, set.firstChild); - leftOffset++; - } else { - set.appendChild(key); - rightOffset++; - } - prepend = !prepend; - // Verify that there is room remaining for an additional character. - if (leftOffset == maxLeftOffset && rightOffset == maxRightOffset) - break; - if (leftOffset == maxLeftOffset) - prepend = false; - else if (rightOffset == maxRightOffset) - prepend = true; - } - set.id = altKeys.id; - set.offset = leftOffset; - return set; - } - }, - - }); - })(); -</script> </polymer-element> |