forgeplus/public/editormd/tests/js/searchbox.js

675 lines
25 KiB
JavaScript

/* global CodeMirror */
/* global define */
(function(mod) {
'use strict';
if (typeof exports === 'object' && typeof module === 'object') // CommonJS
mod(require('../../lib/codemirror'));
else if (typeof define === 'function' && define.amd) // AMD
define(['../../lib/codemirror'], mod);
else
mod(CodeMirror);
})(function(CodeMirror) {
'use strict';
var Search;
CodeMirror.defineOption('searchbox', false, function(cm) {
cm.addKeyMap({
'Ctrl-F': function() {
if (!Search)
Search = new SearchBox(cm);
Search.show();
},
'Esc': function() {
if (Search && Search.isVisible()) {
Search.hide();
if (typeof event !== 'undefined')
event.stopPropagation();
}
return false;
},
'Cmd-F': function() {
if (!Search)
Search = new SearchBox(cm);
Search.show();
}
});
});
function SearchBox(cm) {
var self = this;
init();
function initElements(el) {
self.searchBox = el.querySelector('.ace_search_form');
self.replaceBox = el.querySelector('.ace_replace_form');
self.searchOptions = el.querySelector('.ace_search_options');
self.regExpOption = el.querySelector('[action=toggleRegexpMode]');
self.caseSensitiveOption = el.querySelector('[action=toggleCaseSensitive]');
self.wholeWordOption = el.querySelector('[action=toggleWholeWords]');
self.searchInput = self.searchBox.querySelector('.ace_search_field');
self.replaceInput = self.replaceBox.querySelector('.ace_search_field');
}
function init() {
var el = self.element = addHtml();
addStyle();
initElements(el);
bindKeys();
el.addEventListener('mousedown', function(e) {
setTimeout(function(){
self.activeInput.focus();
}, 0);
e.stopPropagation();
});
el.addEventListener('click', function(e) {
var t = e.target || e.srcElement;
var action = t.getAttribute('action');
if (action && self[action])
self[action]();
else if (self.commands[action])
self.commands[action]();
e.stopPropagation();
});
self.searchInput.addEventListener('input', function() {
self.$onChange.schedule(20);
});
self.searchInput.addEventListener('focus', function() {
self.activeInput = self.searchInput;
});
self.replaceInput.addEventListener('focus', function() {
self.activeInput = self.replaceInput;
});
self.$onChange = delayedCall(function() {
self.find(false, false);
});
}
function bindKeys() {
var sb = self,
obj = {
'Ctrl-F|Cmd-F|Ctrl-H|Command-Alt-F': function() {
var isReplace = sb.isReplace = !sb.isReplace;
sb.replaceBox.style.display = isReplace ? '' : 'none';
sb[isReplace ? 'replaceInput' : 'searchInput'].focus();
},
'Ctrl-G|Cmd-G': function() {
sb.findNext();
},
'Ctrl-Shift-G|Cmd-Shift-G': function() {
sb.findPrev();
},
'Esc': function() {
setTimeout(function() { sb.hide();});
},
'Enter': function() {
if (sb.activeInput === sb.replaceInput)
sb.replace();
sb.findNext();
},
'Shift-Enter': function() {
if (sb.activeInput === sb.replaceInput)
sb.replace();
sb.findPrev();
},
'Alt-Enter': function() {
if (sb.activeInput === sb.replaceInput)
sb.replaceAll();
sb.findAll();
},
'Tab': function() {
if (self.activeInput === self.replaceInput)
self.searchInput.focus();
else
self.replaceInput.focus();
}
};
self.element.addEventListener('keydown', function(event) {
Object.keys(obj).some(function(name) {
var is = key(name, event);
if (is) {
event.stopPropagation();
event.preventDefault();
obj[name](event);
}
return is;
});
});
}
this.commands = {
toggleRegexpMode: function() {
self.regExpOption.checked = !self.regExpOption.checked;
self.$syncOptions();
},
toggleCaseSensitive: function() {
self.caseSensitiveOption.checked = !self.caseSensitiveOption.checked;
self.$syncOptions();
},
toggleWholeWords: function() {
self.wholeWordOption.checked = !self.wholeWordOption.checked;
self.$syncOptions();
}
};
this.$syncOptions = function() {
setCssClass(this.regExpOption, 'checked', this.regExpOption.checked);
setCssClass(this.wholeWordOption, 'checked', this.wholeWordOption.checked);
setCssClass(this.caseSensitiveOption, 'checked', this.caseSensitiveOption.checked);
this.find(false, false);
};
this.find = function(skipCurrent, backwards) {
var value = this.searchInput.value,
options = {
skipCurrent: skipCurrent,
backwards: backwards,
regExp: this.regExpOption.checked,
caseSensitive: this.caseSensitiveOption.checked,
wholeWord: this.wholeWordOption.checked
};
find(value, options, function(searchCursor) {
var current = searchCursor.matches(false, searchCursor.from());
cm.setSelection(current.from, current.to);
});
};
function find(value, options, callback) {
var done,
noMatch, searchCursor, next, prev, matches, cursor,
position,
o = options,
is = true,
caseSensitive = o.caseSensitive,
regExp = o.regExp,
wholeWord = o.wholeWord;
if (regExp || wholeWord) {
if (options.wholeWord)
value = '\\b' + value + '\\b';
value = RegExp(value);
}
if (o.backwards)
position = o.skipCurrent ? 'from': 'to';
else
position = o.skipCurrent ? 'to' : 'from';
cursor = cm.getCursor(position);
searchCursor = cm.getSearchCursor(value, cursor, !caseSensitive);
next = searchCursor.findNext.bind(searchCursor),
prev = searchCursor.findPrevious.bind(searchCursor),
matches = searchCursor.matches.bind(searchCursor);
if (o.backwards && !prev()) {
is = next();
if (is) {
cm.setCursor(cm.doc.size - 1, 0);
find(true, true, callback);
done = true;
}
} else if (!o.backwards && !next()) {
is = prev();
if (is) {
cm.setCursor(0, 0);
find(true, false, callback);
done = true;
}
}
noMatch = !is && self.searchInput.value;
setCssClass(self.searchBox, 'ace_nomatch', noMatch);
if (!done && is)
callback(searchCursor);
}
this.findNext = function() {
this.find(true, false);
};
this.findPrev = function() {
this.find(true, true);
};
this.findAll = function(){
/*
var range = this.editor.findAll(this.searchInput.value, {
regExp: this.regExpOption.checked,
caseSensitive: this.caseSensitiveOption.checked,
wholeWord: this.wholeWordOption.checked
});
*/
var value = this.searchInput.value,
range,
noMatch = !range && this.searchInput.value;
setCssClass(this.searchBox, 'ace_nomatch', noMatch);
if (cm.showMatchesOnScrollbar)
cm.showMatchesOnScrollbar(value);
this.hide();
};
this.replace = function() {
if (!cm.getOption('readOnly'))
cm.replaceSelection(this.replaceInput.value, 'start');
};
this.replaceAndFindNext = function() {
if (!cm.getOption('readOnly')) {
this.editor.replace(this.replaceInput.value);
this.findNext();
}
};
this.replaceAll = function() {
var value,
cursor,
from = this.searchInput.value,
to = this.replaceInput.value,
reg = RegExp(from, 'g');
if (!cm.getOption('readOnly')) {
cursor = cm.getCursor();
value = cm.getValue();
value = value.replace(reg, to);
cm.setValue(value);
cm.setCursor(cursor);
}
};
this.hide = function() {
this.element.style.display = 'none';
cm.focus();
};
this.isVisible = function() {
var is = this.element.style.display === '';
return is;
};
this.show = function(value, isReplace) {
this.element.style.display = '';
this.replaceBox.style.display = isReplace ? '' : 'none';
this.isReplace = isReplace;
if (value)
this.searchInput.value = value;
this.searchInput.focus();
this.searchInput.select();
};
this.isFocused = function() {
var el = document.activeElement;
return el === this.searchInput || el === this.replaceInput;
};
function addStyle() {
var style = document.createElement('style'),
css = [
'.ace_search {',
'background-color: #ddd;',
'border: 1px solid #cbcbcb;',
'border-top: 0 none;',
'max-width: 325px;',
'overflow: hidden;',
'margin: 0;',
'padding: 4px;',
'padding-right: 6px;',
'padding-bottom: 0;',
'position: absolute;',
'top: 0px;',
'z-index: 99;',
'white-space: normal;',
'}',
'.ace_search.left {',
'border-left: 0 none;',
'border-radius: 0px 0px 5px 0px;',
'left: 0;',
'}',
'.ace_search.right {',
'border-radius: 0px 0px 0px 5px;',
'border-right: 0 none;',
'right: 0;',
'}',
'.ace_search_form, .ace_replace_form {',
'border-radius: 3px;',
'border: 1px solid #cbcbcb;',
'float: left;',
'margin-bottom: 4px;',
'overflow: hidden;',
'}',
'.ace_search_form.ace_nomatch {',
'outline: 1px solid red;',
'}',
'.ace_search_field {',
'background-color: white;',
'border-right: 1px solid #cbcbcb;',
'border: 0 none;',
'-webkit-box-sizing: border-box;',
'-moz-box-sizing: border-box;',
'box-sizing: border-box;',
'float: left;',
'height: 22px;',
'outline: 0;',
'padding: 0 7px;',
'width: 214px;',
'margin: 0;',
'}',
'.ace_searchbtn,',
'.ace_replacebtn {',
'background: #fff;',
'border: 0 none;',
'border-left: 1px solid #dcdcdc;',
'cursor: pointer;',
'float: left;',
'height: 22px;',
'margin: 0;',
'padding: 0;',
'position: relative;',
'}',
'.ace_searchbtn:last-child,',
'.ace_replacebtn:last-child {',
'border-top-right-radius: 3px;',
'border-bottom-right-radius: 3px;',
'}',
'.ace_searchbtn:disabled {',
'background: none;',
'cursor: default;',
'}',
'.ace_searchbtn {',
'background-position: 50% 50%;',
'background-repeat: no-repeat;',
'width: 27px;',
'}',
'.ace_searchbtn.prev {',
'background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAFCAYAAAB4ka1VAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAADFJREFUeNpiSU1NZUAC/6E0I0yACYskCpsJiySKIiY0SUZk40FyTEgCjGgKwTRAgAEAQJUIPCE+qfkAAAAASUVORK5CYII=); ',
'}',
'.ace_searchbtn.next {',
'background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAFCAYAAAB4ka1VAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAADRJREFUeNpiTE1NZQCC/0DMyIAKwGJMUAYDEo3M/s+EpvM/mkKwCQxYjIeLMaELoLMBAgwAU7UJObTKsvAAAAAASUVORK5CYII=); ',
'}',
'.ace_searchbtn_close {',
'background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAcCAYAAABRVo5BAAAAZ0lEQVR42u2SUQrAMAhDvazn8OjZBilCkYVVxiis8H4CT0VrAJb4WHT3C5xU2a2IQZXJjiQIRMdkEoJ5Q2yMqpfDIo+XY4k6h+YXOyKqTIj5REaxloNAd0xiKmAtsTHqW8sR2W5f7gCu5nWFUpVjZwAAAABJRU5ErkJggg==) no-repeat 50% 0;',
'border-radius: 50%;',
'border: 0 none;',
'color: #656565;',
'cursor: pointer;',
'float: right;',
'font: 16px/16px Arial;',
'height: 14px;',
'margin: 5px 1px 9px 5px;',
'padding: 0;',
'text-align: center;',
'width: 14px;',
'}',
'.ace_searchbtn_close:hover {',
'background-color: #656565;',
'background-position: 50% 100%;',
'color: white;',
'}',
'.ace_replacebtn.prev {',
'width: 54px',
'}',
'.ace_replacebtn.next {',
'width: 27px',
'}',
'.ace_button {',
'margin-left: 2px;',
'cursor: pointer;',
'-webkit-user-select: none;',
'-moz-user-select: none;',
'-o-user-select: none;',
'-ms-user-select: none;',
'user-select: none;',
'overflow: hidden;',
'opacity: 0.7;',
'border: 1px solid rgba(100,100,100,0.23);',
'padding: 1px;',
'-moz-box-sizing: border-box;',
'box-sizing: border-box;',
'color: black;',
'}',
'.ace_button:hover {',
'background-color: #eee;',
'opacity:1;',
'}',
'.ace_button:active {',
'background-color: #ddd;',
'}',
'.ace_button.checked {',
'border-color: #3399ff;',
'opacity:1;',
'}',
'.ace_search_options{',
'margin-bottom: 3px;',
'text-align: right;',
'-webkit-user-select: none;',
'-moz-user-select: none;',
'-o-user-select: none;',
'-ms-user-select: none;',
'user-select: none;',
'}'
].join('');
style.setAttribute('data-name', 'js-searchbox');
style.textContent = css;
document.head.appendChild(style);
}
function addHtml() {
var elSearch,
el = document.querySelector('.CodeMirror'),
div = document.createElement('div'),
html = [
'<div class="ace_search right">',
'<button type="button" action="hide" class="ace_searchbtn_close"></button>',
'<div class="ace_search_form">',
'<input class="ace_search_field" placeholder="Search for" spellcheck="false"></input>',
'<button type="button" action="findNext" class="ace_searchbtn next"></button>',
'<button type="button" action="findPrev" class="ace_searchbtn prev"></button>',
'<button type="button" action="findAll" class="ace_searchbtn" title="Alt-Enter">All</button>',
'</div>',
'<div class="ace_replace_form">',
'<input class="ace_search_field" placeholder="Replace with" spellcheck="false"></input>',
'<button type="button" action="replaceAndFindNext" class="ace_replacebtn">Replace</button>',
'<button type="button" action="replaceAll" class="ace_replacebtn">All</button>',
'</div>',
'<div class="ace_search_options">',
'<span action="toggleRegexpMode" class="ace_button" title="RegExp Search">.*</span>',
'<span action="toggleCaseSensitive" class="ace_button" title="CaseSensitive Search">Aa</span>',
'<span action="toggleWholeWords" class="ace_button" title="Whole Word Search">\\b</span>',
'</div>',
'</div>'
].join('');
div.innerHTML = html;
elSearch = div.firstChild;
el.parentElement.appendChild(elSearch);
return elSearch;
}
}
function setCssClass(el, className, condition) {
var list = el.classList;
list[condition ? 'add' : 'remove'](className);
}
function delayedCall(fcn, defaultTimeout) {
var timer,
callback = function() {
timer = null;
fcn();
},
_self = function(timeout) {
if (!timer)
timer = setTimeout(callback, timeout || defaultTimeout);
};
_self.delay = function(timeout) {
timer && clearTimeout(timer);
timer = setTimeout(callback, timeout || defaultTimeout);
};
_self.schedule = _self;
_self.call = function() {
this.cancel();
fcn();
};
_self.cancel = function() {
timer && clearTimeout(timer);
timer = null;
};
_self.isPending = function() {
return timer;
};
return _self;
}
/* https://github.com/coderaiser/key */
function key(str, event) {
var right,
KEY = {
BACKSPACE : 8,
TAB : 9,
ENTER : 13,
ESC : 27,
SPACE : 32,
PAGE_UP : 33,
PAGE_DOWN : 34,
END : 35,
HOME : 36,
UP : 38,
DOWN : 40,
INSERT : 45,
DELETE : 46,
INSERT_MAC : 96,
ASTERISK : 106,
PLUS : 107,
MINUS : 109,
F1 : 112,
F2 : 113,
F3 : 114,
F4 : 115,
F5 : 116,
F6 : 117,
F7 : 118,
F8 : 119,
F9 : 120,
F10 : 121,
SLASH : 191,
TRA : 192, /* Typewritten Reverse Apostrophe (`) */
BACKSLASH : 220
};
keyCheck(str, event);
right = str.split('|').some(function(combination) {
var wrong;
wrong = combination.split('-').some(function(key) {
var right;
switch(key) {
case 'Ctrl':
right = event.ctrlKey;
break;
case 'Shift':
right = event.shiftKey;
break;
case 'Alt':
right = event.altKey;
break;
case 'Cmd':
right = event.metaKey;
break;
default:
if (key.length === 1)
right = event.keyCode === key.charCodeAt(0);
else
Object.keys(KEY).some(function(name) {
var up = key.toUpperCase();
if (up === name)
right = event.keyCode === KEY[name];
});
break;
}
return !right;
});
return !wrong;
});
return right;
}
function keyCheck(str, event) {
if (typeof str !== 'string')
throw(Error('str should be string!'));
if (typeof event !== 'object')
throw(Error('event should be object!'));
}
});