Multi-line input box

[reliable-chat] / webclient / rc.html

diff --git a/webclient/rc.html b/webclient/rc.html
index 8c08c7921eb98a7c30fa0c78c6ffceb4f70e8699..884a9eb14564c239b5913732f2e36b7509cb8998 100644 (file)
--- a/webclient/rc.html
+++ b/webclient/rc.html
@@ -23,7 +23,7 @@
  <title>Reliable Chat</title>
   <style type="text/css"><!--/*--><![CDATA[/*><!--*/
        html, body {
-               width: 99.9%;
+               width: 100%;
                height: 100%;
                margin: 0;
                padding: 0;
@@ -44,9 +44,7 @@
                padding: 5px 5px 5px 0px;
        }
        #client {
-               width: 98.5%;
-               padding: 0px 0px 0px 5px;
-               height: 50px;
+               width: 100%;
                position: fixed;
                bottom: 0;
        }
@@ -56,8 +54,8 @@
        }
        #say { width: 100% }
        #history {
-               padding: 0px 5px 55px 5px;
-               vertical-align: bottom
+               padding: 0px 5px 30px 5px;
+               vertical-align: bottom;
        }
        .banner {
                font-size: 85%;
@@ -102,6 +100,51 @@
                padding-left: 5px;
                padding-right: 5px;
        }
+
+       /* BEGIN expando input box trick kindly provided by http://www.alistapart.com/articles/expanding-text-areas-made-elegant/ */
+       .expandingArea {
+               position: relative;
+               border: 1px solid #888;
+               background: #fff;
+       }
+       .expandingArea > textarea,
+       .expandingArea > pre {
+               margin: 0;
+               outline: 0;
+               border: 0;
+               padding: 5px;
+               background: transparent;
+               font: 400 13px/16px helvetica, arial, sans-serif;
+               /* Make the text soft-wrap */
+               white-space: pre-wrap;
+               word-wrap: break-word;
+       }
+       .expandingArea > textarea {
+               /* The border-box box model is used to allow
+                * padding whilst still keeping the overall width
+                * at exactly that of the containing element.
+                */
+               -webkit-box-sizing: border-box;
+                  -moz-box-sizing: border-box;
+                   -ms-box-sizing: border-box;
+                       box-sizing: border-box;
+               width: 100%;
+               /* Hide any scrollbars */
+               overflow: hidden;
+               position: absolute;
+               top: 0;
+               left: 0;
+               height: 100%;
+               /* Remove WebKit user-resize widget */
+               resize: none;
+       }
+       .expandingArea > pre {
+               display: block;
+               /* Hide the text; just using it for sizing */
+               visibility: hidden;
+       }
+       /* END expando input box trick kindly provided by http://www.alistapart.com/articles/expanding-text-areas-made-elegant/ */
+
   /*]]>*/--></style>
   <script type="text/javascript"><!--//--><![CDATA[//><!--
        var servers = ['chkno.net', 'rc2.chkno.net', 'echto.net', 'the-wes.com', 'vibrantlogic.com'];
@@ -366,6 +409,7 @@
        }
 
        function rcconnect() {
+               makeExpandingArea(document.getElementById("expando"));
                for (var i in servers) {
                        rcfetch(servers[i]);
                        // Status bar entry
@@ -412,7 +456,30 @@
                if (event.keyCode == 13) {
                        rcinput(document.input.say.value);
                        document.input.say.value = "";
-                       
+                       return false;
+               }
+       }
+
+       // From http://www.alistapart.com/articles/expanding-text-areas-made-elegant/
+       function makeExpandingArea(container) {
+               var area = container.querySelector('textarea');
+               var span1 = container.querySelector('span');
+               var span2 = document.getElementById('historypad');
+               if (area.addEventListener) {
+                       area.addEventListener('input', function() {
+                               span1.textContent = area.value;
+                               span2.textContent = area.value;
+                       }, false);
+                       span1.textContent = area.value;
+                       span2.textContent = area.value;
+               } else if (area.attachEvent) {
+                       // IE8 compatibility
+                       area.attachEvent('onpropertychange', function() {
+                               span1.innerText = area.value;
+                               span2.innerText = area.value;
+                       });
+                       span1.innerText = area.value;
+                       span2.innerText = area.value;
                }
        }
   //--><!]]></script>
@@ -423,12 +490,18 @@
        <div id="container">
                <div class="banner">(You are using <a href="https://github.com/chkno/reliable-chat">Reliable Chat</a>)</div>
                <div id="history"></div>
+               <div class="expandingArea" style="visibility: hidden">
+                       <pre><span id="historypad"></span><br></pre>
+               </div>
                <div id="client">
                        <div id="input">
                                <form name="input" onsubmit="return false" autocomplete="off">
-                                       <input id="say" onkeydown="return rckeydown(event)" autocomplete="off" autofocus="autofocus"></input>
+                                       <div id="expando" class="expandingArea">
+                                               <pre><span></span><br></pre>
+                                               <textarea id="say" onkeydown="return rckeydown(event)" autofocus="autofocus"></textarea>
+                                       </div>
                                </form></div>
-                       <div id="status">&nbsp;</div>
+                       <div id="status"></div>
                </div>
        </div>
 </body>