jquery.textSelection-1.0.min.js

(function(B){var A=(function(){var C=(typeof document.selection!=="undefined"&&typeof document.selection.createRange!=="undefined");return{getSelectionRange:function(F){var J,D,E,I,H,G;F.focus();if(typeof F.selectionStart!=="undefined"){J=F.selectionStart;D=F.selectionEnd;}else{if(C){E=document.selection.createRange();I=E.text.length;if(E.parentElement()!==F){throw ("Unable to get selection range.");}if(F.type==="textarea"){H=E.duplicate();H.moveToElementText(F);H.setEndPoint("EndToEnd",E);J=H.text.length-I;}else{G=F.createTextRange();G.setEndPoint("EndToStart",E);J=G.text.length;}D=J+I;}else{throw ("Unable to get selection range.");}}return{start:J,end:D};},getSelectionStart:function(D){return this.getSelectionRange(D).start;},getSelectionEnd:function(D){return this.getSelectionRange(D).end;},setSelectionRange:function(F,H,D){var G,E;F.focus();if(typeof D==="undefined"){D=H;}if(typeof F.selectionStart!=="undefined"){F.setSelectionRange(H,D);}else{if(C){G=F.value;E=F.createTextRange();D-=H+G.slice(H+1,D).split("\n").length-1;H-=G.slice(0,H).split("\n").length-1;E.move("character",H);E.moveEnd("character",D);E.select();}else{throw ("Unable to set selection range.");}}},getSelectedText:function(E){var D=this.getSelectionRange(E);return E.value.substring(D.start,D.end);},insertText:function(E,I,D,F,K){F=F||D;var L=I.length,J=D+L,G=E.value.substring(0,D),H=E.value.substr(F);E.value=G+I+H;if(K===true){this.setSelectionRange(E,D,J);}else{this.setSelectionRange(E,J);}},replaceSelectedText:function(E,G,F){var D=this.getSelectionRange(E);this.insertText(E,G,D.start,D.end,F);},wrapSelectedText:function(E,G,D,F){var H=G+this.getSelectedText(E)+D;this.replaceSelectedText(E,H,F);}};})();window.Selection=A;B.fn.extend({getSelectionRange:function(){return A.getSelectionRange(this[0]);},getSelectionStart:function(){return A.getSelectionStart(this[0]);},getSelectionEnd:function(){return A.getSelectionEnd(this[0]);},getSelectedText:function(){return A.getSelectedText(this[0]);},setSelectionRange:function(D,C){return this.each(function(){A.setSelectionRange(this,D,C);});},insertText:function(E,F,C,D){return this.each(function(){A.insertText(this,E,F,C,D);});},replaceSelectedText:function(D,C){return this.each(function(){A.replaceSelectedText(this,D,C);});},wrapSelectedText:function(E,C,D){return this.each(function(){A.wrapSelectedText(this,E,C,D);});}});})(jQuery);