Browse Prior Art Database

Float Button with Precise Positioning Capability

IP.com Disclosure Number: IPCOM000114117D
Original Publication Date: 1994-Nov-01
Included in the Prior Art Database: 2005-Mar-27
Document File: 2 page(s) / 60K

Publishing Venue

IBM

Related People

Kashiwagi, K: AUTHOR

Abstract

A program is disclosed that provides a free scrolling capability and precise positioning capability by indicating a shadow at the portion of a window that is going to be out of the window after scrolling.

This text was extracted from an ASCII text file.
This is the abbreviated version, containing approximately 93% of the total text.

Float Button with Precise Positioning Capability

      A program is disclosed that provides a free scrolling
capability and precise positioning capability by indicating a shadow
at the portion of a window that is going to be out of the window
after scrolling.

The program consists of the following steps:
 1.  When this scrolling function is requested, 3 rectangles appear
      in the current application window.  One rectangle represents
the
      full size of one page image, which may be the largest
rectangle.
      Another rectangle represents the an area currently displayed,
      which is filled in red to distinguish it from the 3rd
rectangle.
      The other rectangle represents an area to be displayed after
this
      scrolling operation which is not filled but colored in blue.
 2.  The 3rd rectangle moves according to the move of a mouse (or
      depression of cursor motion keys).
 3.  If user moves the target rectangle, an area shadowed by black
      diagonal stripes is displayed at one or more sides of the
window.
      This means that the area is to disappear after the scrolling
      operation.  This shadow enables the user to specify the target
      position of scrolling precisely.
 4.  By clicking mouse or depressing the ENTER key, the target
      position is fixed and scrolling will be done.

      As shown in Fig. 1, just after calling this scrolling function,
the source and targe...