Revamped viewer cache preference controls.

Implemented improved cache control user interface, changes approved by wolf.
* Moved viewer cache controls from the setup preference panel to advanced
* Changed cache size control slider into a spinner
* Readded a clear cache button along with a cache clear confirmation dialog
* Renamed the reset button to "Default Location" to clarify its function

Related JIRAs:
ER-815
ER-816
ER-818
ER-820
ER-821
ER-831

3 files changed, 117 insertions, 93 deletions

diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 3fb3717e68..207e55073d 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -4763,6 +4763,18 @@ Are you sure you want to delete your travel, web, and search history?
      notext="Cancel"
      yestext="OK"/>
   </notification>
+  
+  <notification
+   icon="alertmodal.tga"
+   name="ConfirmClearCache"
+   type="alertmodal">
+Are you sure you want to clear your viewer cache?
+    <tag>confirm</tag>
+    <usetemplate
+     name="okcancelbuttons"
+     notext="Cancel"
+     yestext="OK"/>
+  </notification>
 
   <notification
    icon="alertmodal.tga"
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_advanced.xml b/indra/newview/skins/default/xui/en/panel_preferences_advanced.xml
index 37aab059a9..2cc9d9c1b0 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_advanced.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_advanced.xml
@@ -20,8 +20,112 @@
    height="12"
    layout="topleft"
    left="33"
+   name="Cache:"
+   top_pad="10"
+   width="100">
+    Cache:
+  </text>
+  <spinner
+   control_name="CacheSize"
+   decimal_digits="0"
+   follows="left|top"
+   height="23"
+   increment="64"
+   initial_value="1024"
+   label="Cache size (64 - 9984MB)"
+   label_width="150"
+   layout="topleft"
+   left="80"
+   max_val="9984"
+   min_val="64"
+   top_pad="10"
+   name="cachesizespinner"
+   width="200" />
+  <text
+   type="string"
+   length="1"
+   follows="left|top"
+   height="23"
+   layout="topleft"
+   left_pad="5"
+   mouse_opaque="false"
+   name="text_box5"
+   width="20">
+    MB
+  </text>
+  <button
+   follows="left|top"
+   height="23"
+   label="Clear Cache"
+   label_selected="Clear Cache"
+   layout="topleft"
+   left_pad="30"
+   name="clear_cache"
+   top_delta="0"
+   width="100">
+  <button.commit_callback
+   function="Pref.ClearCache" />
+  </button>
+  <text
+   type="string"
+   length="1"
+   follows="left|top"
+   height="10"
+   layout="topleft"
+   left="80"
+   name="Cache location"
+   top_pad="5"
+   width="300">
+    Cache location:
+  </text>
+  <line_editor
+   control_name="CacheLocationTopFolder"
+   border_style="line"
+   border_thickness="1"
+   follows="left|top"
+   font="SansSerif"
+   height="23"
+   layout="topleft"
+   left="80"
+   max_length="4096"
+   name="cache_location"
+   top_pad="5"
+   width="205" />
+  <button
+   follows="left|top"
+   height="23"
+   label="Browse"
+   label_selected="Browse"
+   layout="topleft"
+   left_pad="5"
+   name="set_cache"
+   top_delta="0"
+   width="100">
+  <button.commit_callback
+   function="Pref.SetCache" />
+  </button>
+  <button
+    follows="left|top"
+    height="23"
+    label="Default Location"
+    label_selected="Default Location"
+    layout="topleft"
+    left_pad="3"
+    name="default_cache_location"
+    top_delta="0"
+    width="100">
+    <button.commit_callback
+     function="Pref.ResetCache" />
+  </button>
+   <text
+   type="string"
+   length="1"
+   follows="left|top"
+   height="12"
+   layout="topleft"
+   left="33"
    name="UI Size:"
-   top_pad="25"
+   top_pad="20"
    width="100">
     UI size:
   </text>
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_setup.xml b/indra/newview/skins/default/xui/en/panel_preferences_setup.xml
index bdc21960cd..1c22a5c02e 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_setup.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_setup.xml
@@ -93,98 +93,6 @@
    name="connection_port"
    top_delta="3"
    width="170" />
-  <text
-   type="string"
-   length="1"
-   follows="left|top"
-   height="10"
-   layout="topleft"
-   left="80"
-   mouse_opaque="false"
-   name="cache_size_label_l"
-   top_pad="20"
-   width="200">
-    Cache size
-  </text>
-  <slider
-   can_edit_text="true"
-   control_name="CacheSize"
-   decimal_digits="0"
-   follows="left|top"
-   height="15"
-   increment="16"
-   initial_value="1024"
-   layout="topleft"
-   left_delta="150"
-   max_val="10240"
-   min_val="32"
-   name="cache_size"
-   top_delta="-2"
-   width="180" />
-  <text
-   type="string"
-   length="1"
-   follows="left|top"
-   height="10"
-   layout="topleft"
-   left_pad="6"
-   mouse_opaque="false"
-   name="text_box5"
-   top_delta="1"
-   width="40">
-    MB
-  </text>
-  <text
-   type="string"
-   length="1"
-   follows="left|top"
-   height="10"
-   layout="topleft"
-   left="80"
-   name="Cache location"
-   top_delta="20"
-   width="300">
-    Cache location:
-  </text>
-  <line_editor
-   control_name="CacheLocationTopFolder"
-   border_style="line"
-   border_thickness="1"
-   follows="left|top"
-   font="SansSerif"
-   height="23"
-   layout="topleft"
-   left="80"
-   max_length="4096"
-   name="cache_location"
-   top_pad="5"
-   width="205" />
-  <button
-   follows="left|top"
-   height="23"
-   label="Browse"
-   label_selected="Browse"
-   layout="topleft"
-   left_pad="5"
-   name="set_cache"
-   top_delta="-1"
-   width="100">
-    <button.commit_callback
-     function="Pref.SetCache" />
-  </button>
-  <button
-    follows="left|top"
-    height="23"
-    label="Reset"
-    label_selected="Reset"
-    layout="topleft"
-    left_pad="3"
-    name="reset_cache"
-    top_delta="0"
-    width="100">
-    <button.commit_callback
-     function="Pref.ResetCache" />
-  </button>
 
   <text
          type="string"