engg diff doc updated with all new focus features

refs #14623

docs/source/interfaces/Engineering_Diffraction.rst

@@ -29,6 +29,9 @@ Instrument
 Close
   Close the interface
 
+RB Number
+  To enable the GUI specify a RB Number
+
 Calibration
 -----------
 
@@ -55,8 +58,11 @@ Calibration sample #
 Focus
 -----
 
-Here it is possible to focus run files, provided a run number or run
-file. The focusing process uses the algorithm :ref:`EnggFocus
+Here it is possible to focus run files, by providing a run number or a
+range of run number to enable multi-run focusing, along with that the
+user may also select the files with the help of Browse button.
+
+The focusing process uses the algorithm :ref:`EnggFocus
 <algm-EnggFocus>`. In the documentation of the algorithm you can find
 the details on how the input runs are focused.
 
@@ -73,7 +79,7 @@ Three focusing alternatives are provided:
 2. Cropped focusing, where several spectra or ranges of spectra can
    be specified, as a list separated by commas.
 3. Texture focusing, where the *texture* group of detectors is given
-   in a Detector Gropuing File.
+   in a Detector Grouping File.
 
 Depending on the alternative chosen, the focusing operation will
 include different banks and/or combinations of spectra (detectors). In
@@ -89,6 +95,10 @@ for normal focusing, *_cropped* for cropped focusing, and
 *_texture_bank_1, _texture_bank_2*, and so on for texture focusing
 (using the bank IDs given in the detector grouping file).
 
+Cropped focusing and Texture focusing have been disabled by default to
+declutter the interface, but each section can be enabled simply by
+ticking the check-box next to Focus Cropped and Focus Texture.
+
 For texture focusing, the detector grouping file is a text (csv) file
 with one line per bank. Each line must contain at least two numeric
 fields, where the first one specifies the bank ID, and the second and
@@ -100,6 +110,25 @@ numbers. For example::
    2, 100, 102, 107
    3, 300, 310, 320-329, 350-370
 
+When a focus run process is being carried out, Focus Stop button will
+be enabled. Focus Stop button will allow the user to abort once the
+current focus run process has been completed. Inside the *Result Log*
+a warning message will be displayed with last successful run and total
+number of focus runs that could not be processed.
+
+Run-Number
+^^^^^^^^^^
+The run provided to focus can be for example 228061-228063, this will
+run all the files within the given range as long as the file
+directories are included in the
+`User Directories <http://www.mantidproject.org/SplittersWorkspace>`_.
+The user may also provide an input of 228061-3 or 228061, 228062,
+2280623 which should work the same way.
+
+If a red star sign is displayed next to the Browse Button, it is mostly
+likely because the file specified has not been found. Error message
+can be viewed by hovering over the red star sign.
+
 Output
 ^^^^^^