[Bf-docboard-svn] bf-manual: [8703] branches/blender-3.0-release/blender_docs/manual: User Interface: Document adjustible range scrollbars

[Aaron Carlisle]

Revision: 8703
          https://developer.blender.org/rBM8703
Author:   Blendify
Date:     2021-11-27 04:31:59 +0100 (Sat, 27 Nov 2021)
Log Message:
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User Interface: Document adjustible range scrollbars

Modified Paths:
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    branches/blender-3.0-release/blender_docs/manual/interface/window_system/regions.rst

Added Paths:
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    branches/blender-3.0-release/blender_docs/manual/images/interface_window-system_regions_scrollbar_widget.png

Added: branches/blender-3.0-release/blender_docs/manual/images/interface_window-system_regions_scrollbar_widget.png
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Index: branches/blender-3.0-release/blender_docs/manual/images/interface_window-system_regions_scrollbar_widget.png
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--- branches/blender-3.0-release/blender_docs/manual/images/interface_window-system_regions_scrollbar_widget.png	2021-11-26 17:51:22 UTC (rev 8702)
+++ branches/blender-3.0-release/blender_docs/manual/images/interface_window-system_regions_scrollbar_widget.png	2021-11-27 03:31:59 UTC (rev 8703)

Property changes on: branches/blender-3.0-release/blender_docs/manual/images/interface_window-system_regions_scrollbar_widget.png
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Modified: branches/blender-3.0-release/blender_docs/manual/interface/window_system/regions.rst
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--- branches/blender-3.0-release/blender_docs/manual/interface/window_system/regions.rst	2021-11-26 17:51:22 UTC (rev 8702)
+++ branches/blender-3.0-release/blender_docs/manual/interface/window_system/regions.rst	2021-11-27 03:31:59 UTC (rev 8703)
@@ -131,7 +131,21 @@
 If the region has no zoom level, it can be scrolled by using the :kbd:`Wheel`,
 while the mouse hovers over it.
 
+.. _interface_window-system_regions_scroll_range:
 
+Some regions, in particular animation timelines have scroll bars with added control points
+to adjust the vertical or horizontal range of the region.
+These special scroll bars will have added widgets at the ends, as shown in the image below:
+
+.. figure:: /images/interface_window-system_regions_scrollbar_widget.png
+   :align: center
+
+This can be used to stretch or compress the range to show more or less detail within the available screen space.
+To use these control select the dot and drag it to either increase or decrease the displayed range.
+You can also use the short cut :kbd:`Ctrl-MMB` and move the mouse left/right to adjust the horizontal range
+and move the mouse up/down to adjust the vertical range.
+
+
 Changing the Size and Hiding
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