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[autoinstalls/wordpress.git] / wp-includes / js / jquery / jquery.hotkeys.js
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-(function(a){this.version="(beta)(0.0.3)";this.all={};this.special_keys={27:"esc",9:"tab",32:"space",13:"return",8:"backspace",145:"scroll",20:"capslock",144:"numlock",19:"pause",45:"insert",36:"home",46:"del",35:"end",33:"pageup",34:"pagedown",37:"left",38:"up",39:"right",40:"down",112:"f1",113:"f2",114:"f3",115:"f4",116:"f5",117:"f6",118:"f7",119:"f8",120:"f9",121:"f10",122:"f11",123:"f12"};this.shift_nums={"`":"~","1":"!","2":"@","3":"#","4":"$","5":"%","6":"^","7":"&","8":"*","9":"(","0":")","-":"_","=":"+",";":":","'":'"',",":"<",".":">","/":"?","\\":"|"};this.add=function(c,b,h){if(a.isFunction(b)){h=b;b={}}var d={},f={type:"keydown",propagate:false,disableInInput:false,target:a("html")[0]},e=this;d=a.extend(d,f,b||{});c=c.toLowerCase();var g=function(j){var o=j.target;if(d.disableInInput){var s=a(o);if(s.is("input")||s.is("textarea")){return}}var l=j.which,u=j.type,r=String.fromCharCode(l).toLowerCase(),t=e.special_keys[l],m=j.shiftKey,i=j.ctrlKey,p=j.altKey,w=j.metaKey,q=true,k=null;while(!e.all[o]&&o.parentNode){o=o.parentNode}var v=e.all[o].events[u].callbackMap;if(!m&&!i&&!p&&!w){k=v[t]||v[r]}else{var n="";if(p){n+="alt+"}if(i){n+="ctrl+"}if(m){n+="shift+"}if(w){n+="meta+"}k=v[n+t]||v[n+r]||v[n+e.shift_nums[r]]}if(k){k.cb(j);if(!k.propagate){j.stopPropagation();j.preventDefault();return false}}};if(!this.all[d.target]){this.all[d.target]={events:{}}}if(!this.all[d.target].events[d.type]){this.all[d.target].events[d.type]={callbackMap:{}};a.event.add(d.target,d.type,g)}this.all[d.target].events[d.type].callbackMap[c]={cb:h,propagate:d.propagate};return a};this.remove=function(c,b){b=b||{};target=b.target||a("html")[0];type=b.type||"keydown";c=c.toLowerCase();delete this.all[target].events[type].callbackMap[c];return a};a.hotkeys=this;return a})(jQuery);
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+/******************************************************************************************************************************
+
+ * @ Original idea by by Binny V A, Original version: 2.00.A 
+ * @ http://www.openjs.com/scripts/events/keyboard_shortcuts/
+ * @ Original License : BSD
+ * @ jQuery Plugin by Tzury Bar Yochay 
+        mail: tzury.by@gmail.com
+        blog: evalinux.wordpress.com
+        face: facebook.com/profile.php?id=513676303
+        
+        (c) Copyrights 2007
+        
+ * @ jQuery Plugin version Beta (0.0.2)
+ * @ License: jQuery-License.
+TODO:
+    add queue support (as in gmail) e.g. 'x' then 'y', etc.
+    add mouse + mouse wheel events.
+
+USAGE:
+    $.hotkeys.add('Ctrl+c', function(){ alert('copy anyone?');});
+    $.hotkeys.add('Ctrl+c', {target:'div#editor', type:'keyup', propagate: true},function(){ alert('copy anyone?');});>
+    $.hotkeys.remove('Ctrl+c'); 
+    $.hotkeys.remove('Ctrl+c', {target:'div#editor', type:'keypress'}); 
+    
+******************************************************************************************************************************/
+(function (jQuery){
+    this.version = '(beta)(0.0.3)';
+       this.all = {};
+    this.special_keys = {
+        27: 'esc', 9: 'tab', 32:'space', 13: 'return', 8:'backspace', 145: 'scroll', 20: 'capslock', 
+        144: 'numlock', 19:'pause', 45:'insert', 36:'home', 46:'del',35:'end', 33: 'pageup', 
+        34:'pagedown', 37:'left', 38:'up', 39:'right',40:'down', 112:'f1',113:'f2', 114:'f3', 
+        115:'f4', 116:'f5', 117:'f6', 118:'f7', 119:'f8', 120:'f9', 121:'f10', 122:'f11', 123:'f12'};
+        
+    this.shift_nums = { "`":"~", "1":"!", "2":"@", "3":"#", "4":"$", "5":"%", "6":"^", "7":"&", 
+        "8":"*", "9":"(", "0":")", "-":"_", "=":"+", ";":":", "'":"\"", ",":"<", 
+        ".":">",  "/":"?",  "\\":"|" };
+        
+    this.add = function(combi, options, callback) {
+        if (jQuery.isFunction(options)){
+            callback = options;
+            options = {};
+        }
+        var opt = {},
+            defaults = {type: 'keydown', propagate: false, disableInInput: false, target: jQuery('html')[0]},
+            that = this;
+        opt = jQuery.extend( opt , defaults, options || {} );
+        combi = combi.toLowerCase();        
+        
+        // inspect if keystroke matches
+        var inspector = function(event) {
+            // WP: not needed with newer jQuery
+            // event = jQuery.event.fix(event); // jQuery event normalization.
+            var element = event.target;
+            // @ TextNode -> nodeType == 3
+            // WP: not needed with newer jQuery
+            // element = (element.nodeType==3) ? element.parentNode : element;
+            
+            if(opt['disableInInput']) { // Disable shortcut keys in Input, Textarea fields
+                var target = jQuery(element);
+                if( target.is("input") || target.is("textarea")){
+                    return;
+                }
+            }
+            var code = event.which,
+                type = event.type,
+                character = String.fromCharCode(code).toLowerCase(),
+                special = that.special_keys[code],
+                shift = event.shiftKey,
+                ctrl = event.ctrlKey,
+                alt= event.altKey,
+                meta = event.metaKey,
+                propagate = true, // default behaivour
+                mapPoint = null;
+            
+            // in opera + safari, the event.target is unpredictable.
+            // for example: 'keydown' might be associated with HtmlBodyElement 
+            // or the element where you last clicked with your mouse.
+            // WP: needed for all browsers 
+            // if (jQuery.browser.opera || jQuery.browser.safari){
+                while (!that.all[element] && element.parentNode){
+                    element = element.parentNode;
+                }
+            // }
+            var cbMap = that.all[element].events[type].callbackMap;
+            if(!shift && !ctrl && !alt && !meta) { // No Modifiers
+                mapPoint = cbMap[special] ||  cbMap[character]
+                       }
+            // deals with combinaitons (alt|ctrl|shift+anything)
+            else{
+                var modif = '';
+                if(alt) modif +='alt+';
+                if(ctrl) modif+= 'ctrl+';
+                if(shift) modif += 'shift+';
+                if(meta) modif += 'meta+';
+                // modifiers + special keys or modifiers + characters or modifiers + shift characters
+                mapPoint = cbMap[modif+special] || cbMap[modif+character] || cbMap[modif+that.shift_nums[character]]
+            }
+            if (mapPoint){
+                mapPoint.cb(event);
+                if(!mapPoint.propagate) {
+                    event.stopPropagation();
+                    event.preventDefault();
+                    return false;
+                }
+            }
+               };        
+        // first hook for this element
+        if (!this.all[opt.target]){
+            this.all[opt.target] = {events:{}};
+        }
+        if (!this.all[opt.target].events[opt.type]){
+            this.all[opt.target].events[opt.type] = {callbackMap: {}}
+            jQuery.event.add(opt.target, opt.type, inspector);
+        }        
+        this.all[opt.target].events[opt.type].callbackMap[combi] =  {cb: callback, propagate:opt.propagate};                
+        return jQuery;
+       };    
+    this.remove = function(exp, opt) {
+        opt = opt || {};
+        target = opt.target || jQuery('html')[0];
+        type = opt.type || 'keydown';
+               exp = exp.toLowerCase();        
+        delete this.all[target].events[type].callbackMap[exp]        
+        return jQuery;
+       };
+    jQuery.hotkeys = this;
+    return jQuery;    
+})(jQuery);
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