edit_area_full.js

jquery+prototype+插件+源码+资料 非常的东西

else e.preventDefault();}}return;};EAL.prototype.getValue=function(id){if(window.frames["frame_"+id] && eAs[id]["displayed"]==true){return window.frames["frame_"+ id].editArea.textarea.value;}
else if(elem=document.getElementById(id)){return elem.value;}return false;};EAL.prototype.setValue=function(id, new_val){if(window.frames["frame_"+id] && eAs[id]["displayed"]==true){window.frames["frame_"+ id].editArea.textarea.value=new_val;window.frames["frame_"+ id].editArea.execCommand("focus");window.frames["frame_"+ id].editArea.check_line_selection(false);window.frames["frame_"+ id].editArea.execCommand("onchange");}
else if(elem=document.getElementById(id)){elem.value=new_val;}};EAL.prototype.getSelectionRange=function(id){var sel={"start": 0, "end": 0};if(window.frames["frame_"+id] && eAs[id]["displayed"]==true){var editArea=window.frames["frame_"+ id].editArea;sel["start"]=editArea.textarea.selectionStart;sel["end"]=editArea.textarea.selectionEnd;}
else if(elem=document.getElementById(id)){sel=getSelectionRange(elem);}return sel;};EAL.prototype.setSelectionRange=function(id, new_start, new_end){if(window.frames["frame_"+id] && eAs[id]["displayed"]==true){window.frames["frame_"+ id].editArea.area_select(new_start, new_end-new_start);if(!this.nav['isIE']){window.frames["frame_"+ id].editArea.check_line_selection(false);window.frames["frame_"+ id].editArea.scroll_to_view();}}
else if(elem=document.getElementById(id)){setSelectionRange(elem, new_start, new_end);}};EAL.prototype.getSelectedText=function(id){var sel=this.getSelectionRange(id);return this.getValue(id).substring(sel["start"], sel["end"]);};EAL.prototype.setSelectedText=function(id, new_val){new_val=new_val.replace(/\r/g, "");var sel=this.getSelectionRange(id);var text=this.getValue(id);if(window.frames["frame_"+id] && eAs[id]["displayed"]==true){var scrollTop=window.frames["frame_"+ id].document.getElementById("result").scrollTop;var scrollLeft=window.frames["frame_"+ id].document.getElementById("result").scrollLeft;}
else{var scrollTop=document.getElementById(id).scrollTop;var scrollLeft=document.getElementById(id).scrollLeft;}text=text.substring(0, sel["start"])+ new_val +text.substring(sel["end"]);this.setValue(id, text);var new_sel_end=sel["start"]+ new_val.length;this.setSelectionRange(id, sel["start"], new_sel_end);if(new_val !=this.getSelectedText(id).replace(/\r/g, "")){this.setSelectionRange(id, sel["start"], new_sel_end+ new_val.split("\n").length -1);}if(window.frames["frame_"+id] && eAs[id]["displayed"]==true){window.frames["frame_"+ id].document.getElementById("result").scrollTop=scrollTop;window.frames["frame_"+ id].document.getElementById("result").scrollLeft=scrollLeft;window.frames["frame_"+ id].editArea.execCommand("onchange");}
else{document.getElementById(id).scrollTop=scrollTop;document.getElementById(id).scrollLeft=scrollLeft;}};EAL.prototype.insertTags=function(id, open_tag, close_tag){var old_sel=this.getSelectionRange(id);text=open_tag + this.getSelectedText(id) + close_tag;eAL.setSelectedText(id, text);var new_sel=this.getSelectionRange(id);if(old_sel["end"] > old_sel["start"]) this.setSelectionRange(id, new_sel["end"], new_sel["end"]);