mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-26 19:00:53 +00:00
37 lines
1.6 KiB
JavaScript
37 lines
1.6 KiB
JavaScript
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if(window.addEventListener)
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window.addEventListener("load", tabulation, false);
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else
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window.attachEvent("onload", tabulation);
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function tabulation(){
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var textareas = document.getElementsByTagName("textarea");
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for(var i = 0, t = textareas.length; i < t; i++){
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textareas[i].onkeydown = function(e){
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var tab = (e || window.event).keyCode == 9;
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if(tab){
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var tabString = String.fromCharCode(9);
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var scroll = this.scrollTop;
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if(window.ActiveXObject){
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var textR = document.selection.createRange();
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var selection = textR.text;
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textR.text = tabString + selection;
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textR.moveStart("character",-selection.length);
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textR.moveEnd("character", 0);
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textR.select();
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}
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else {
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var beforeSelection = this.value.substring(0, this.selectionStart);
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var selection = this.value.substring(this.selectionStart, this.selectionEnd);
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var afterSelection = this.value.substring(this.selectionEnd);
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this.value = beforeSelection + tabString + selection + afterSelection;
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this.setSelectionRange(beforeSelection.length + tabString.length, beforeSelection.length + tabString.length + selection.length);
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}
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this.focus();
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this.scrollTop = scroll;
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return false;
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}
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};
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}
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}
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