From dddf3307af24de71a8b6e52a984ba2f2e310c3b7 Mon Sep 17 00:00:00 2001
From: tommy tomson <thomas.bierey@gmx.de>
Date: Sun, 15 Apr 2012 04:39:33 +0200
Subject: diabook-themes: added js for auto-growing comment-textareas

---
 view/theme/diabook-red/comment_item.tpl            |  2 +-
 .../diabook-red/js/jquery.autogrow.textarea.js     | 46 ++++++++++++++++++++++
 view/theme/diabook-red/theme.php                   | 12 ++++++
 3 files changed, 59 insertions(+), 1 deletion(-)
 create mode 100644 view/theme/diabook-red/js/jquery.autogrow.textarea.js

(limited to 'view/theme/diabook-red')

diff --git a/view/theme/diabook-red/comment_item.tpl b/view/theme/diabook-red/comment_item.tpl
index 09fd8da3d..47046c371 100644
--- a/view/theme/diabook-red/comment_item.tpl
+++ b/view/theme/diabook-red/comment_item.tpl
@@ -11,7 +11,7 @@
 					<a class="comment-edit-photo-link" href="$mylink" title="$mytitle"><img class="my-comment-photo" src="$myphoto" alt="$mytitle" title="$mytitle" /></a>
 				</div>
 				<div class="comment-edit-photo-end"></div>
-				<textarea id="comment-edit-text-$id" class="comment-edit-text-empty" name="body" onFocus="commentOpen(this,$id);" onBlur="commentClose(this,$id);" >$comment</textarea>
+				<textarea id="comment-edit-text-$id" class="comment-edit-text-empty" name="body" onFocus="commentOpen(this,$id);tautogrow($id)" onBlur="commentClose(this,$id);" >$comment</textarea>
 				<a class="icon bb-image" onclick="insertFormatting('$comment','img',$id);">img</a>	
 				<a class="icon bb-url" onclick="insertFormatting('$comment','url',$id);">url</a>
 				<a class="icon bb-video" onclick="insertFormatting('$comment','video',$id);">video</a>														
diff --git a/view/theme/diabook-red/js/jquery.autogrow.textarea.js b/view/theme/diabook-red/js/jquery.autogrow.textarea.js
new file mode 100644
index 000000000..806e34f51
--- /dev/null
+++ b/view/theme/diabook-red/js/jquery.autogrow.textarea.js
@@ -0,0 +1,46 @@
+(function($) {
+
+    /*
+     * Auto-growing textareas; technique ripped from Facebook
+     */
+    $.fn.autogrow = function(options) {
+        
+        this.filter('textarea').each(function() {
+            
+            var $this       = $(this),
+                minHeight   = $this.height(),
+                lineHeight  = $this.css('lineHeight');
+            
+            var shadow = $('<div></div>').css({
+                position:   'absolute',
+                top:        -10000,
+                left:       -10000,
+                width:      $(this).width(),
+                fontSize:   $this.css('fontSize'),
+                fontFamily: $this.css('fontFamily'),
+                lineHeight: $this.css('lineHeight'),
+                resize:     'none'
+            }).appendTo(document.body);
+            
+            var update = function() {
+                
+                var val = this.value.replace(/</g, '&lt;')
+                                    .replace(/>/g, '&gt;')
+                                    .replace(/&/g, '&amp;')
+                                    .replace(/\n/g, '<br/>');
+                
+                shadow.html(val);
+                $(this).css('height', Math.max(shadow.height() + 20, minHeight));
+            }
+            
+            $(this).change(update).keyup(update).keydown(update);
+            
+            update.apply(this);
+            
+        });
+        
+        return this;
+        
+    }
+    
+})(jQuery);
\ No newline at end of file
diff --git a/view/theme/diabook-red/theme.php b/view/theme/diabook-red/theme.php
index c7fa77985..479a0130a 100644
--- a/view/theme/diabook-red/theme.php
+++ b/view/theme/diabook-red/theme.php
@@ -289,6 +289,9 @@ $a->page['htmlhead'] .= sprintf('<script language="JavaScript" src="%s" ></scrip
 $imageresizeJS = $a->get_baseurl($ssl_state)."/view/theme/diabook-red/js/jquery.ae.image.resize.js";
 $a->page['htmlhead'] .= sprintf('<script language="JavaScript" src="%s" ></script>', $imageresizeJS);
 
+//load jquery.autogrow-textarea.js
+$autogrowJS = $a->get_baseurl($ssl_state)."/view/theme/diabook-red/js/jquery.autogrow.textarea.js";
+$a->page['htmlhead'] .= sprintf('<script language="JavaScript" src="%s" ></script>', $autogrowJS);
 
 //js scripts
 //comment-edit-wrapper on photo_view
@@ -313,6 +316,15 @@ $a->page['htmlhead'] .= '
  });
   
  </script>';
+ 
+$a->page['htmlhead'] .= '
+
+<script type="text/javascript">
+
+function tautogrow(id){
+		$("textarea#comment-edit-text-" +id).autogrow(); 	
+ 	};
+ </script>';
 
 $a->page['htmlhead'] .= '
  <script>
-- 
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