[gimp-help-2] Update layer-dialog.xml

[Julien Hardlin <jhardlin src gnome org>]

commit 965b8ec90afeb5da0c25b06805f03576f82f5f3d
Author: Julien Hardelin <jm hard wanadoo fr>
Date:   Sat Mar 10 08:34:47 2012 +0100

    Update layer-dialog.xml

 images/C/dialogs/layer-dialog.png |  Bin 8913 -> 21076 bytes
 images/C/using/tagging.png        |  Bin 21686 -> 21686 bytes
 images/C/using/tagging2.png       |  Bin 14995 -> 14995 bytes
 src/dialogs/layer-dialog.xml      |   61 +++++++++++++++++++++++++++++--------
 4 files changed, 48 insertions(+), 13 deletions(-)
---
diff --git a/images/C/dialogs/layer-dialog.png b/images/C/dialogs/layer-dialog.png
old mode 100644
new mode 100755
index 475eb88..7644d4d
Binary files a/images/C/dialogs/layer-dialog.png and b/images/C/dialogs/layer-dialog.png differ
diff --git a/images/C/using/tagging.png b/images/C/using/tagging.png
old mode 100755
new mode 100644
diff --git a/images/C/using/tagging2.png b/images/C/using/tagging2.png
old mode 100755
new mode 100644
diff --git a/src/dialogs/layer-dialog.xml b/src/dialogs/layer-dialog.xml
old mode 100644
new mode 100755
index 1ff6fca..ed68e9b
--- a/src/dialogs/layer-dialog.xml
+++ b/src/dialogs/layer-dialog.xml
@@ -2,13 +2,10 @@
 <!DOCTYPE sect2 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
                        "http://www.docbook.org/xml/4.3/docbookx.dtd";>
 <!-- section history:
+  2012-03-09 j.h: update to v2.8
   2008-12-13 j.h: updated en;fr to v2.6
-  2007-12-04 ude: updated 'de'
-  2007-11-08 KoSt: updated 'no'
-  2007-09-30 j.h: updated en;fr to v2.4. Lock Alpha channel example added
+  2007-09-30 j.h: updated to v2.4. Lock-Alpha channel example added
   2006-12-27 lexa: applied patch from ude to enhance de content
-  2006-03-09 lexa: reviewed and spellchecked german version
-  2005-11-04 reviewed by axel.wernicke
 -->
 <sect2 xmlns:xi="http://www.w3.org/2001/XInclude"; id="gimp-layer-dialog">
   <title>Layers Dialog</title>
@@ -188,12 +185,28 @@
               </listitem>
             </varlistentry>
             <varlistentry>
+              <term>Layer thumbnail</term>
+              <listitem>
+                <para>
+                  The layer content is represented in a thumbnail. Maintaining
+                  left-click for a second on this thumbnail makes it larger.
+                  When the layer is active, the thumbnail has a white border.
+                  The border is black if the layer is inactive.
+                  When the layer has a mask, the inactive element takes a black
+                  border.
+                </para>
+              </listitem>
+            </varlistentry>
+            <varlistentry>
               <term>Layer name</term>
               <listitem>
                 <para>
                   The main attribute is the name of the layer. You can edit
-                  this by a double-click on the name or the thumbnail of the
-                  layer.
+                  this by a double-click on the name of the layer. You can
+                  also use the <quote>Edit Layer Attributes</quote> dialog you
+                  get by double-clicking on the thumbnail (or the mask), or
+                  through right-click on the layer and select <quote>Edit Layer
+                  Attributes...</quote>.
                 </para>
               </listitem>
             </varlistentry>
@@ -219,7 +232,8 @@
             Above the layer list, it is possible to specify some properties
             for the active layer. The active layer is the one highlighted in
             blue. The properties are: <quote>Layer mode</quote>,
-            <quote>Opacity</quote>, and <quote>Lock Alpha channel</quote>.
+            <quote>Opacity</quote>, <quote>Lock pixels</quote> and
+            <quote>Lock Alpha channel</quote>.
           </para>
           <variablelist>
             <varlistentry id="gimp-layer-dialog-paint-mode-menu">
@@ -256,19 +270,40 @@
               <term>Lock</term>
               <listitem>
                 <indexterm>
+                  <primary>Lock alpha channel</primary>
+                </indexterm>
+                <indexterm>
                   <primary>Transparency</primary>
                   <secondary>Keep Layer Transparency</secondary>
                 </indexterm>
                 <indexterm>
                   <primary>Transparency</primary>
-                  <secondary>Block Alpha channel</secondary>
+                  <secondary>Lock Alpha channel</secondary>
+                </indexterm>
+                <indexterm>
+                  <primary>Lock pixels</primary>
                 </indexterm>
                 <para>
-                  If you check this option the transparent areas of the layer
-                  will be kept, even if you have checked the
-                  <guilabel>Fill transparent areas</guilabel>
-                  option for the Bucket fill tool.
+                  You have two possibilities:
                 </para>
+                <itemizedlist>
+                  <listitem>
+                    <para>
+                      <emphasis role="bold">Lock pixels</emphasis>: when this
+                      option is checked, you can't modify layer pixels. This
+                      may be necessary to protect them from unwanted changes.
+                    </para>
+                  </listitem>
+                  <listitem>
+                    <para>
+                      <emphasis role="bold">Lock alpha channel</emphasis>: if
+                      you check this option the transparent areas of the layer
+                      will be kept, even if you have checked the
+                      <guilabel>Fill transparent areas</guilabel>
+                      option for the Bucket fill tool.
+                    </para>
+                  </listitem>
+                </itemizedlist>
                 <figure>
                   <title>Example for Locking Alpha Channel</title>
                   <mediaobject>