Edit File: keybinding-emacs.js
ace.define("ace/keyboard/emacs",["require","exports","module","ace/lib/dom","ace/keyboard/hash_handler","ace/lib/keys"],function(a,b,c){var d=a("../lib/dom"),e=function(a,b){var c=this.scroller.getBoundingClientRect(),e=Math.floor((a+this.scrollLeft-c.left-this.$padding-d.getPageScrollLeft())/this.characterWidth),f=Math.floor((b+this.scrollTop-c.top-d.getPageScrollTop())/this.lineHeight);return this.session.screenToDocumentPosition(f,e)},f=a("./hash_handler").HashHandler;b.handler=new f;var g=!1;b.handler.attach=function(a){g||(g=!0,d.importCssString(" .emacs-mode .ace_cursor{ border: 2px rgba(50,250,50,0.8) solid!important; -moz-box-sizing: border-box!important; box-sizing: border-box!important; background-color: rgba(0,250,0,0.9); opacity: 0.5; } .emacs-mode .ace_cursor.ace_hidden{ opacity: 1; background-color: transparent; } .emacs-mode .ace_cursor.ace_overwrite { opacity: 1; background-color: transparent; border-width: 0 0 2px 2px !important; } .emacs-mode .ace_text-layer { z-index: 4 } .emacs-mode .ace_cursor-layer { z-index: 2 }","emacsMode")),a.renderer.screenToTextCoordinates=e,a.setStyle("emacs-mode")},b.handler.detach=function(a){delete a.renderer.screenToTextCoordinates,a.unsetStyle("emacs-mode")};var h=a("../lib/keys").KEY_MODS,i={C:"ctrl",S:"shift",M:"alt"};["S-C-M","S-C","S-M","C-M","S","C","M"].forEach(function(a){var b=0;a.split("-").forEach(function(a){b|=h[i[a]]}),i[b]=a.toLowerCase()+"-"}),b.handler.bindKey=function(a,b){if(!a)return;var c=this.commmandKeyBinding;a.split("|").forEach(function(a){a=a.toLowerCase(),c[a]=b,a=a.split(" ")[0],c[a]||(c[a]="null")},this)},b.handler.handleKeyboard=function(a,b,c,d){if(b==-1&&a.count){var e=Array(a.count+1).join(c);return a.count=null,{command:"insertstring",args:e}}if(c=="\0")return;var f=i[b];if(f=="c-"||a.universalArgument){var g=parseInt(c[c.length-1]);if(g)return a.count=g,{command:"null"}}a.universalArgument=!1,f&&(c=f+c),a.keyChain&&(c=a.keyChain+=" "+c);var h=this.commmandKeyBinding[c];a.keyChain=h=="null"?c:"";if(!h)return;if(h=="null")return{command:"null"};if(h=="universalArgument")return a.universalArgument=!0,{command:"null"};if(typeof h!="string"){var j=h.args;h=h.command}typeof h=="string"&&(h=this.commands[h]||a.editor.commands.commands[h]),!h.readonly&&!h.isYank&&(a.lastCommand=null);if(a.count){var g=a.count;return a.count=0,{args:j,command:{exec:function(a,b){for(var c=0;c<g;c++)h.exec(a,b)}}}}return{command:h,args:j}},b.emacsKeys={"Up|C-p":"golineup","Down|C-n":"golinedown","Left|C-b":"gotoleft","Right|C-f":"gotoright","C-Left|M-b":"gotowordleft","C-Right|M-f":"gotowordright","Home|C-a":"gotolinestart","End|C-e":"gotolineend","C-Home|S-M-,":"gotostart","C-End|S-M-.":"gotoend","S-Up|S-C-p":"selectup","S-Down|S-C-n":"selectdown","S-Left|S-C-b":"selectleft","S-Right|S-C-f":"selectright","S-C-Left|S-M-b":"selectwordleft","S-C-Right|S-M-f":"selectwordright","S-Home|S-C-a":"selecttolinestart","S-End|S-C-e":"selecttolineend","S-C-Home":"selecttostart","S-C-End":"selecttoend","C-l":"recenterTopBottom","M-s":"centerselection","M-g":"gotoline","C-x C-p":"selectall","C-Down":"gotopagedown","C-Up":"gotopageup","PageDown|C-v":"gotopagedown","PageUp|M-v":"gotopageup","S-C-Down":"selectpagedown","S-C-Up":"selectpageup","C-s":"findnext","C-r":"findprevious","M-C-s":"findnext","M-C-r":"findprevious","S-M-5":"replace",Backspace:"backspace","Delete|C-d":"del","Return|C-m":{command:"insertstring",args:"\n"},"C-o":"splitline","M-d|C-Delete":{command:"killWord",args:"right"},"C-Backspace|M-Backspace|M-Delete":{command:"killWord",args:"left"},"C-k":"killLine","C-y|S-Delete":"yank","M-y":"yankRotate","C-g":"keyboardQuit","C-w":"killRegion","M-w":"killRingSave","C-Space":"setMark","C-x C-x":"exchangePointAndMark","C-t":"transposeletters","M-u":"touppercase","M-l":"tolowercase","M-/":"autocomplete","C-u":"universalArgument","M-;":"togglecomment","C-/|C-x u|S-C--|C-z":"undo","S-C-/|S-C-x u|C--|S-C-z":"redo","C-x r":"selectRectangularRegion"},b.handler.bindKeys(b.emacsKeys),b.handler.addCommands({recenterTopBottom:function(a){var b=a.renderer,c=b.$cursorLayer.getPixelPosition(),d=b.$size.scrollerHeight-b.lineHeight,e=b.scrollTop;Math.abs(c.top-e)<2?e=c.top-d:Math.abs(c.top-e-d*.5)<2?e=c.top:e=c.top-d*.5,a.session.setScrollTop(e)},selectRectangularRegion:function(a){a.multiSelect.toggleBlockSelection()},setMark:function(){},exchangePointAndMark:{exec:function(a){var b=a.selection.getRange();a.selection.setSelectionRange(b,!a.selection.isBackwards())},readonly:!0,multiselectAction:"forEach"},killWord:{exec:function(a,c){a.clearSelection(),c=="left"?a.selection.selectWordLeft():a.selection.selectWordRight();var d=a.getSelectionRange(),e=a.session.getTextRange(d);b.killRing.add(e),a.session.remove(d),a.clearSelection()},multiselectAction:"forEach"},killLine:function(a){a.selection.selectLine();var c=a.getSelectionRange(),d=a.session.getTextRange(c);b.killRing.add(d),a.session.remove(c),a.clearSelection()},yank:function(a){a.onPaste(b.killRing.get()),a.keyBinding.$data.lastCommand="yank"},yankRotate:function(a){if(a.keyBinding.$data.lastCommand!="yank")return;a.undo(),a.onPaste(b.killRing.rotate()),a.keyBinding.$data.lastCommand="yank"},killRegion:function(a){b.killRing.add(a.getCopyText()),a.commands.byName.cut.exec(a)},killRingSave:function(a){b.killRing.add(a.getCopyText())}});var j=b.handler.commands;j.yank.isYank=!0,j.yankRotate.isYank=!0,b.killRing={$data:[],add:function(a){a&&this.$data.push(a),this.$data.length>30&&this.$data.shift()},get:function(){return this.$data[this.$data.length-1]||""},pop:function(){return this.$data.length>1&&this.$data.pop(),this.get()},rotate:function(){return this.$data.unshift(this.$data.pop()),this.get()}}})
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