From b54c203513b17a87e9cfe5ba8e803eaf3ee47d86 Mon Sep 17 00:00:00 2001
From: Stephen Beaver <sbeaver@netgate.com>
Date: Mon, 18 Jan 2016 12:42:49 -0500
Subject: Add "GoTo line #" control

---
 src/usr/local/www/edit.php | 55 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

(limited to 'src/usr/local')

diff --git a/src/usr/local/www/edit.php b/src/usr/local/www/edit.php
index fe15105..45fa6c1 100644
--- a/src/usr/local/www/edit.php
+++ b/src/usr/local/www/edit.php
@@ -128,6 +128,9 @@ require("head.inc");
 				<input type="button" class="btn btn-default btn-sm"	  onclick="loadFile();" value="<?=gettext('Load')?>" />
 				<input type="button" class="btn btn-default btn-sm"	  id="fbOpen"		   value="<?=gettext('Browse')?>" />
 				<input type="button" class="btn btn-default btn-sm"	  onclick="saveFile();" value="<?=gettext('Save')?>" />
+				<span class="pull-right">
+					<button id="btngoto" class="btn btn-default btn-sm"><?=gettext("GoTo Line #")?></button> <input type="number" id="gotoline" width="6"></input>
+				</span>
 			</form>
 
 			<div id="fbBrowser" style="display:none; border:1px dashed gray; width:98%;"></div>
@@ -148,6 +151,58 @@ require("head.inc");
 
 <script type="text/javascript">
 //<![CDATA[
+	events.push(function(){
+
+		function showLine(tarea, lineNum) {
+
+			lineNum--; // array starts at 0
+			var lines = tarea.value.split("\n");
+
+			// calculate start/end
+			var startPos = 0, endPos = tarea.value.length;
+			for(var x = 0; x < lines.length; x++) {
+				if(x == lineNum) {
+					break;
+				}
+				startPos += (lines[x].length+1);
+
+			}
+
+			var endPos = lines[lineNum].length+startPos;
+
+			// do selection
+			// Chrome / Firefox
+
+			if(typeof(tarea.selectionStart) != "undefined") {
+				tarea.focus();
+				tarea.selectionStart = startPos;
+				tarea.selectionEnd = endPos;
+				return true;
+			}
+
+			// IE
+			if (document.selection && document.selection.createRange) {
+				tarea.focus();
+				tarea.select();
+				var range = document.selection.createRange();
+				range.collapse(true);
+				range.moveEnd("character", endPos);
+				range.moveStart("character", startPos);
+				range.select();
+				return true;
+			}
+
+			return false;
+		}
+
+		$("#btngoto").prop('type','button');
+
+		$('#btngoto').click(function() {
+			var tarea = document.getElementById("fileContent");
+			showLine(tarea, $('#gotoline').val());
+		});
+	});
+
 	function loadFile() {
 		jQuery("#fileStatus").html("");
 		jQuery("#fileStatusBox").show(500);
-- 
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