DROP_IN_OUT Demonstration
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Two Demonstration programs are provided:
1)  demo.c - a File Selection box
2)  mined.c - a Minimal Editor

Startup
-------
1) Compile the programs by typing  make
2) Run each application
   Note: Each application may be run multiple times
   demo &  demo &  mined &  mined &

Execution:
----------
Within one of the File Selection applications,
use the mouse button to click on a text file   eg. demo.c
This file will then be displayed in the "Selection" widget

These demonsrtration programs may be used in conjunction with X.desktop 3
(which also support drop-in-out)


. To DropOut from File Selection box, DropIn to Minimal Editor:-
  - Press mouse button in the "Selection" widget
  - Drag cursor across the one of the Editor applications
  - Release the cursor
  The Minimal Editor will then read the selected file.

. To DropOut from File Selection box, DropIn to File Selection box:-
  - Press mouse button in the "Selection" widget
  - Drag cursor across to the other File Selection box
  - Release the cursor
  If the selected filename is a Directory, the name will be displayed
  in the 'File Filter' label, and the directory contents listed.
  Else the selected filename will be displayed in the 'Selection' widget.

Note: Dropout is selected by clicking on the 'Selection' child
      widget in the File Selection Box (restricted through the
      Translation table in .Xdefaults)
      Dropin is received anywhere in the File Selection Box.

. To DropOut from Minimal Editor, DropIn to File Selection box:-
  - Press mouse button in the Editor (or Filename title) widgets
    in Minimal Editor
  - Drag cursor across to a File Selection box
  - Release the cursor

. To DropOut from Minimal Editor, DropIn to Minimal Editor:-
  - Press mouse button in the Editor (or Filename title) widgets
    in Minimal Editor
  - Drag cursor across to another Minimal Editor application
  - Release the cursor
  The Minimal Editor will then read the selected file.

Note: Dragging from the FileSelection box uses the standard grab cursor.
      Dragging from the Minimal Editor uses a user-specified cursor,
      defined in the Translation table in .Xdefaults as the first
      parameter of StartDropOut() 
      eg.  <BtnDown>: StartDropOut(bogosity)\n

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