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| -rw-r--r-- | template-common/lib/plugins/jquery.growfield.js | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/template-common/lib/plugins/jquery.growfield.js b/template-common/lib/plugins/jquery.growfield.js deleted file mode 100644 index 7c8d35468..000000000 --- a/template-common/lib/plugins/jquery.growfield.js +++ /dev/null @@ -1,330 +0,0 @@ -/** jQuery textarea autogrow plugin - * jQuery.1.2.6 required - * - * optional parameters: // $(elem).growfield( options ) - * * * * * * * * * * * * * * * * * * * - * auto - bool // default = true // if false, ctrl + up/down are enabled - * animate - bool // default = true - * before(jEvent), after(jEvent) - callbacks // 'this' will be the dom object - * min - integer - height in pixels // default = min-height ? css.min-height || initial height - * max - integer - height in pixels // maximum size // default = css.max-height || none - * restore - bool - restore original size on blur (and back to growed on focus) // default = false - * speed - integer - animation speed. not a jquery parameter // default = 300 (ms) - * offset - integer - bottom offset // default is calculated for each textarea separately // i don't recommend to touch it :) - * - * additional functions (public interface): - * * * * * * * * * * * * * * * * * * * - * $(..).increase( [step] ), decrease( [step] ), growTo( height ), growToggleAuto( bool ), growToggleRestore( bool ), - * growSetMin( integer ), growSetMax( integer ) - * - * notes - * * * * * * * * * * * * * * * * * * * - * parameters may be set in html attributes // tag attributes have priority - * <textarea autogrow=1/0 animate=1/0 speed='' line='' min='' max='' restore='' step=''></textarea> - * - * increase and decrease functions are working only in auto mode - * - * opera: - * in opera, if you don't have border style for textarea, plugin will set it (opera hides borders in overflow:hidden mode). - * in auto mode it won't work at all. More than that, opera returns border:2px solid #00000 even if you don't set it. :( - * - * known problems: - * after restore (onfocus) with animation textarea sometimes looses cursor. :( // ff2, ie7xp - * when reached maximum height, opera will jitter on every keydown :( // opera < 9.5 - * - * ctrl + up/down: - * in opera and ie this shortcut doesn't work properly. But you may use ctrl + whatever + up/down. - * - * three things that make possible scrollHeight update in opera < 9.5: - * (actually, we don't need scrollHeight in opera < 9.5, but we need something to be updated when typing) - * height: auto, toggle overflow to hidden and back to auto, and (!!!) padding >= 4px (am i crazy?!) - * we need textarea because only in this way we can calculate height with all inherited styles - * - * @author: johann kuindji (www.kuindji.com, www.stuffedguys.com, www.stuffedtracker.com) jk@kuindji.com - * @version 1.1 - * - * example: - * $('textarea').growfield(); - */ - -(function($){ -$.fn.growfield = function( options ) { - this.each( function() { - this._growField = true; - var txt = $(this); - if (this.tagName.toLowerCase() != 'textarea') return false; - if (!options) options = {}; - var th = this; - this.gf = { - auto: (typeof(options.auto) != 'undefined' ? options.auto : true), - animate: (typeof(options.animate) != 'undefined' ? options.animate : true), - hOffset: (typeof(options.offset) != 'undefined' ? options.offset : 0), - before: (options.before || null), after: (options.after || null), - min: (options.min || false), max: (options.max || false), restore: (options.restore || false), initialH:0, - busy: false, keysEnabled: false, dummy: null, queue: 0, speed: 300, ms: 15, timeout: false, opera9: false, impossible: false - }; - - this._growInit = function() { - if (this.gf.before) this._growCallbackBefore = this.gf.before; - if (this.gf.after) this._growCallbackAfter = this.gf.after; - this.gf.initialH = txt.get(0).offsetHeight; - if (typeof(txt.attr('autogrow')) != 'undefined') this.gf.auto = parseInt(txt.attr('autogrow')); - if (typeof(txt.attr('animate')) != 'undefined') this.gf.animate = parseInt(txt.attr('animate')); - if (typeof(txt.attr('min')) != 'undefined') this.gf.min = parseInt(txt.attr('min')); - if (typeof(txt.attr('max')) != 'undefined') this.gf.max = parseInt(txt.attr('max')); - if (typeof(txt.attr('restore')) != 'undefined') this.gf.restore = parseInt(txt.attr('restore')); - if (typeof(txt.attr('speed')) != 'undefined') this.gf.speed = parseInt(txt.attr('speed')); - if (!this.gf.min) this.gf.min = parseInt(txt.css('min-height')); - if (!this.gf.min) this.gf.min = this.gf.initialH; - if (!this.gf.max) this.gf.max = parseInt(txt.css('max-height')); - this.gf.opera9 = ($.browser.opera && $.browser.version < 9.5); - if (this.gf.restore) { this.gf.restore = false; this._toggleRestore( true );} - if (this.gf.auto) { - if (this.gf.initialH == 0) { txt.bind('keyup.growinit', this._afterShowInit); } - else { this.gf.auto = false; this._toggleAuto( true ); } - } - else this._toggleKeys( true ); - return true; - }; - - this._afterShowInit = function() { - this.gf.initialH = txt.get(0).offsetHeight; - if (!this.gf.initialH) return true; - if (!this.gf.min) this.gf.min = this.gf.initialH; - txt.unbind('.growinit'); - this.gf.auto = false; - this._toggleAuto( true ); - txt.focus(); - return true; - }; - - this._toggleKeys = function( on ) { - if ( on ) { - if (this.gf.keysEnabled) return false; - txt.bind( ($.browser.msie? 'keyup':'keydown')+'.autogrow', function( event ) { - if (!event.ctrlKey || $.inArray(event.keyCode,[38,40])==-1) return true; - txt[ event.keyCode==38 ? 'decrease':'increase' ]( false, event ); - if ($.browser.opera) txt.focus(); // !! - if ($.browser.msie || $.browser.opera) return false; - return true; - }); - this.gf.keysEnabled = true; - } else { - if (!this.gf.keysEnabled) return false; - txt.unbind(($.browser.msie? 'keyup':'keydown')+'.autogrow'); - this.gf.keysEnabled = false; - } - }; - - this._toggleAuto = function( on ) { - if ($.browser.opera || on ) { - txt.css('overflow', 'hidden'); - if ($.browser.opera && txt.attr('style') && txt.attr('style').indexOf('border') == -1) txt.css('border', '1px solid #ccc'); // see notes - } - if ( on ) { - if (this.gf.auto) return false; - this._toggleKeys( false ); - this._createDummy(); - if (this.gf.impossible) { this._growField = false; return false; } - txt.css('overflow', 'hidden'); - txt.bind('keyup.autogrow', function( event ) { - if (!txt.val()) this._changeSize(this.gf.min, event ); - else return this._changeSize(this._textHeight(), event ); - }); - if ( txt.val() ) txt.keyup(); - $(window).bind('resize.autogrow', function( event ) { th.gf.dummy.width( txt.width() );}); - this.gf.auto = true; - } else { - if (!this.gf.auto) return false; - this.gf.dummy.remove(); - this.gf.dummy = null; - txt.unbind('keyup.autogrow'); - $(window).unbind('resize.autogrow'); - txt.css('overflow', 'auto'); - this.gf.auto = false; - this._toggleKeys( true ); - } - return true; - }; - - this._toggleRestore = function( on ) { - if ( on ) { - if (this.gf.restore) return false; - this.gf.restore = true; - txt.bind('focus.autogrow', function( event, noChange ) { - if (!this.gf.auto || noChange || !txt.val()) return true; - else return this._changeSize(this._textHeight(), event ); - }); - txt.bind('blur.autogrow', function( event ) { return this.gf.auto ? this._changeSize( this.gf.min, event ) : true; }); - } else { - if (!this.gf.restore) return false; - this.gf.restore = false; - txt.unbind('focus.autogrow').unbind('blur.autogrow'); - txt.keyup(); - } - }; - - this._changeSize = function( to, event ) { - if (this.gf.busy) return true; - if (!event) event = {}; - this._growBefore( event ); - var ovr = txt.css('overflow'); - - if (this.gf.max > 0 && to >= this.gf.max) { // if we have reached the maximum height - to = this.gf.max; - if (ovr == 'hidden') { // if overflow is still hidden, we need to switch it to auto so that user could see the text - txt.css('overflow', 'auto'); - if (event.type=='keyup') txt.focus(); - if (event.type=='focus' && this.gf.animate && this.gf.auto) txt.trigger('focus', true); - } - } - else if (ovr=='auto' && this.gf.auto) { // if there is a space left (or no maximum is defined) - txt.css('overflow', 'hidden'); // we need to switch overflow back to hidden - if (event.type=='keyup') txt.focus(); // focus event is neccessary - } - if (this.gf.min > 0 && to <= this.gf.min) to = this.gf.min; // if we have minimum height - - if (to == txt.get(0).offsetHeight) {this.gf.busy=false; return true;} - - return this._animate( txt.get(0).offsetHeight, to, event, ovr); - }; - - this._animate = function( from, to, event, ovr ) { - if (!this.gf.animate || (ovr == 'auto' && this.gf.auto) || event.type == 'init' ) { - txt.height( to ); - return this._growAfter( event ); - } - this.gf.queue = Math.floor((this.gf.speed / this.gf.ms) * ( to < from ? -1 : 1)); - this._timeout( from, to ); - return true; - }; - - this._timeout = function( from, to ) { - if (th.gf.queue==0) return th._growAfter(); - th.gf.queue += (th.gf.queue > 0 ? -1 : 1); - if ( Math.abs(to-from)<3 ) { - txt.height( to ); - return th._growAfter(); - } - from = th.gf.queue == 0 ? to : from + Math.ceil( (to-from) /2); - txt.height( from ); - th.gf.timeout = window.setTimeout(function(){ th._timeout(from, to) }, th.gf.ms); - }; - - this._textHeight = function() { - var val = txt.val(); - if ($.browser.safari && val.substr(-2) == "\n\n") val = val.substring(0,val.length-2)+"\n11"; // empty row fix for safari - if ($.browser.safari) this.gf.dummy.val(''); // another fix for safari - this.gf.dummy.val(val); - if (this.gf.opera9) this.gf.dummy.css('overflow', 'hidden').css('overflow', 'auto'); - var d = this.gf.dummy.get(0); - if (this.gf.opera9) return d.clientHeight + this.gf.hOffset; - if ((d.scrollHeight + ($.browser.safari ? 1 : 0)) > d.clientHeight) { - return d.scrollHeight +( d.offsetHeight-d.clientHeight) + this.gf.hOffset + ($.browser.safari ? this.gf.hOffset : 0); - } - else { - if ( !txt.val()) return this.gf.min; - else return d.offsetHeight + this.gf.hOffset; - } - }; - - this._createDummy = function() { - if (this.gf.dummy) { this.gf.dummy.remove(); this.gf.dummy = false; } - var i = true; var tryPadding = false; - while (i) { - this.gf.dummy = txt.clone().css({position:'absolute', left:-9999, top:0, visibility: 'hidden', width: txt.get(0).offsetWidth}).attr('tabindex', -9999); - // in hidden mode opera < 9.5 doesn't update scrollHeight, but if we change overflow every time, it almost works - if (this.gf.opera9) { - this.gf.dummy.css({overflow:'auto', height:'auto'}); - var padding = txt.css('padding'); - if ((padding && padding< 4) || tryPadding) this.gf.dummy.css({padding: '4px'}); // !!!! only with padding textarea will update scrollHeight - } - this.gf.dummy.get(0)._growField = false; - txt.after(this.gf.dummy); - this.gf.dummy.val('').height(10); - this.gf.dummy.val("11"); - if (this.gf.opera9) this.gf.dummy.css('overflow', 'hidden').css('overflow', 'auto'); - var s1 = this.gf.dummy.get(0).scrollHeight; - this.gf.dummy.val("11\n11"); - if (this.gf.opera9) this.gf.dummy.css('overflow', 'hidden').css('overflow', 'auto'); - var s2 = this.gf.dummy.get(0).scrollHeight; - if (!this.gf.hOffset) { - this.gf.hOffset = s2-s1; - if ($.browser.opera && !this.gf.opera9) this.gf.hOffset += this.gf.dummy.get(0).offsetHeight - this.gf.dummy.height(); - } - if (this.gf.opera9 && this.gf.hOffset==0) { - if (tryPadding) i=false; - else { tryPadding=true; this.gf.dummy.remove(); continue; } - } - else i=false; - } - }; - - this._growBefore = function( event ) { this.gf.busy = true; this._growCallbackBefore( event ); }; - this._growAfter = function( event ) { - if (this.gf.timeout) { - window.clearTimeout(this.gf.timeout); - this.gf.timeout = false; - } - this.gf.busy = false; - this._growCallbackAfter( event ); - return true; - }; - this._growCallbackBefore = function() {}; - this._growCallbackAfter = function() {}; - $(function() { th._growInit(); }); - }); -}; - -$.fn.increase = function( step, event ) { this.each( function() { - if (!this._growField || this.gf.auto) return true; - this._changeSize( this.offsetHeight + (step ? parseInt(step) : this.gf.hOffset), event); -});}; -$.fn.decrease = function( step, event ) { this.each( function() { - if (!this._growField || this.gf.auto) return true; - this._changeSize( this.offsetHeight - (step ? parseInt(step) : this.gf.hOffset), event); -});}; -$.fn.growToggleAuto = function( bool ) { - if (bool && bool != true && bool != false && bool.toLowerCase() != 'on' && bool.toLowerCase() != 'off') delete(bool); - if (bool && typeof(bool)=='string') bool = bool.toLowerCase()=='on' ? true: false; - this.each( function() { - if (!this._growField) return true; - this._toggleAuto(bool); -});}; -$.fn.growToggleAnimation = function( bool ) { - if (bool && bool != true && bool != false && bool.toLowerCase() != 'on' && bool.toLowerCase() != 'off') delete(bool); - if (bool && typeof(bool)=='string') bool = bool.toLowerCase()=='on' ? true: false; - this.each( function() { - if (!this._growField) return true; - this.gf.animate = bool; -});}; -$.fn.growTo = function( h ) { this.each( function() { - if (!this._growField) return true; - this._changeSize(h); -});}; -$.fn.growSetMin = function( h ) { this.each( function() { - if (!this._growField) return true; - h = parseInt(h); - if (h < 10 && this.gf.initialH) h = this.gf.initialH; - if (h < 10) return true; - this.gf.min = parseInt(h); - if (this.offsetHeight < this.gf.min) $(this).growTo(this.gf.min); -});}; -$.fn.growSetMax = function( h ) { this.each( function() { - if (!this._growField) return true; - this.gf.max = parseInt(h); - if (this.offsetHeight > this.gf.max) $(this).growTo(this.gf.max); -});}; -$.fn.growToggleRestore = function( bool ) { - if (bool && bool != true && bool != false && bool.toLowerCase() != 'on' && bool.toLowerCase() != 'off') delete(bool); - if (bool && typeof(bool)=='string') bool = bool.toLowerCase()=='on' ? true: false; - this.each( function() { - if (!this._growField) return true; - this._toggleRestore( bool ); -});}; -$.fn.growRenewDummy = function() { this.each(function(){ - if (!this._growField) return true; - this._createDummy(); -});}; - -})(jQuery);
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