JPH02139627A - Dynamic allocation system for picture select key - Google Patents

Abstract

PURPOSE:To change the use of a function key without updating the program of a terminal machine by updating a function key/picture number correspondence table independent of the picture control program of the terminal machine in accordance with the indication from a keyboard. CONSTITUTION:A function key/picture number correspondence table 16 is provided independently of a picture control program 10. When a function key '2' on a keyboard 1 is depressed after this table is updated, key code '02' is reported from a keyboard control part 14 to a function key corresponding picture number retrieving part 15. This part 15 retrieves the function key/picture number correspondence table 16 in a non-volatile memory to obtain picture number '20520'. Thus, the picture number corresponding to the function key is changed without updating the program in each terminal machine.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a dynamic allocation method of screen selection keys in a terminal device, and more particularly to a dynamic allocation method of screen selection keys in which screen selection is performed by pressing a function key.

(Prior Art) Conventionally, there has been a method in which the screen 3'd selection on a terminal device is performed by pressing a function key, but in this method, even if it has a means for storing the correspondence between the function key and the screen number. , it was customary to have no means for dynamically updating the stored contents.

A conventional screen selection method will be described below with reference to FIG.

When a screen selection function key on the keyboard 1 is pressed, the keyboard control section 4 generates a key code corresponding to the function key, and notifies the function key corresponding screen number search section 35 of the key code. The function key corresponding screen number search unit 35 uses the notified key code as a search key to search the function key corresponding screen number table 36 and obtains the screen number corresponding to the function key. An example of the screen number table 36 is shown. In this example, it consists of a 2-digit key code and a 5-digit screen number.

Now, referring to FIG. 5, the function key corresponding screen number search unit 35 notifies the screen configuration □ti information reading unit 7 of a screen number that is suitable as a search result.

The screen configuration information reading unit 7 reads the screen configuration information from the screen file 7 using the notified screen number as a key, and notifies the screen display unit 8 of the screen configuration information.

The screen display unit 8 configures the screen according to the screen configuration information, and
Display the screen on RT Display 3.

The conventional method described above is characterized in that the function key corresponding screen number table 36 is defined as a program constant, and needs to be described in the terminal screen control program 30 in advance. Note that the number of screens that can be associated with a function key is limited, and it goes without saying that all other screens must be selected by inputting the screen number from the keyboard.

(Problems to be Solved by the Invention) In the conventional screen selection method described above, the function key corresponding screen number table 36 is described as a program constant, so when changing the screen number corresponding to each function key, , it is necessary to rewrite the program, compile it, link it, and register it in the library. Especially in large-scale online systems, where the number of terminals reaches several hundred, updating the program requires a large amount of man-hours. There is.

In addition, the type and frequency of screens used differ depending on the location where the terminal is installed, and in the conventional method where the screen corresponding to the function key is common to all terminals in one system, function keys cannot be enabled. There is a problem that some terminals cannot be used.

(Means for Solving the Problem) The dynamic allocation method of screen selection keys according to the present invention includes a function key corresponding screen number storage means for storing the number of the screen selected by the function key, and a function key for displaying the stored contents. A compatible screen number display means,
function key corresponding screen number registration means for updating display content on the display means; means for searching stored contents of the function key corresponding screen number in response to pressing of the function key; and means corresponding to the screen number obtained as a result of the search. and means for displaying a screen.

(Example) Next, the present invention will be explained with reference to the drawings.

FIG. 1 is a block diagram showing a first embodiment of the dynamic allocation method of screen selection keys according to the present invention.

In the figure, 1 is a keyboard, 2 is a screen file, 3 is a CRT display, 7 is a screen configuration information reading unit, and 8 is a screen file.
10 is a screen display section, 10 is a screen control program, 14 is a keyboard control section, 15 is a function key corresponding screen number search section, 16 is a function key corresponding screen number table, 101 is a function registration menu display section, 10
2 is a function key corresponding screen number registration section.

Although CMOS, which is a non-volatile memory, is used in this embodiment as the function key corresponding screen number table 16, a table in another external storage device or main memory may be used. However, when using an external storage/hidden device, if the access time is long, there is a problem that the keyboard operator is forced to wait each time the screen is selected.Furthermore, when using a table in main memory, the contents of the table are Even after updating, there is a problem that the registered contents disappear when the terminal is turned off.

In this embodiment, an example is shown in which the screen number corresponding to function key "2" is set to "20510" and this is changed to screen number "20520'".

The function registration menu display section 101 displays the function registration menu 13 on the CR"T" display 3 in response to commands from the keyboard.

As shown in FIG. 2(A), the function registration menu 13 is a menu screen for displaying the function key number and the corresponding screen number. “20
510" and 132 have already been registered. Now move the cursor 131 to the screen number field 132 corresponding to the function key that will not be updated, and enter the screen number to be registered from keyboard 1. Screen number" from keyboard 1. 20520", this data is notified to the function registration menu display section 101 via the keyboard control section 14, and the function registration menu display section 101 displays it on the CRT display 3. This state is shown in FIG. As shown in B), if you then press the write key on keyboard 1, write notification 1 will be displayed.
03 is function 6-1 corresponding screen number registration section 102
will be notified. Of course, the screen numbers corresponding to a plurality of function keys may be updated prior to pressing the write key.

Next, the function key corresponding screen number registration unit 102
The key code and screen number information 104 is received from the function registration menu display section 101, and the function key corresponding screen number table 16 is updated in accordance with the information. FIG. 3(A) shows a function key corresponding screen number table before updating, where "20510" 161 is registered as the screen number corresponding to function key "2". In addition, FIG. 3(B) shows the updated function key corresponding screen number table, and the screen number corresponding to the function key "2" is 20520"1.
It has been updated to 62.

As described above, when the function key "2" on the keyboard 1 is pressed with the function key corresponding screen number table updated, the key code "02" is sent from the keyboard control section 14 to the function key corresponding screen number search section 15. is notified, the function key corresponding screen number search unit 15 searches the function key corresponding screen number table 16 on the nonvolatile memory, and finds the screen number "2052".
Get 0″.

The function key corresponding screen number search section 16 notifies the screen configuration information reading section 7 of the screen number "20520", and the screen configuration information reading section 7 retrieves the configuration information of the screen number "'20520" from the screen file 2. It is read and notified to the screen display section 8.

The screen display section 8 displays a screen '2052 on the CRT display 3.
0” is displayed.

In the first embodiment described above, the function key corresponding screen number table 16 is
0 and can be updated using the keyboard 1 and CRT display 3, so the screen number corresponding to the function key can be changed without updating the program for each terminal. Also,
Since the function key corresponding screen number table 16 is stored on the non-volatile memory, the contents of the function key corresponding screen number table 16 are saved even if the terminal is powered off.

Next, a second embodiment of the present invention will be described with reference to FIG.

This example shows a configuration diagram of a system that holds screen configuration information in a host computer. In the figure, 1 is a keyboard, 3 is a CRT display, 10 is a screen control program, 4 is a keyboard control section, 14 is a keyboard control section,
15 is a function key compatible screen number search unit, 57 is a screen number transmitting unit, 58 is a screen configuration information receiving unit, 59 is a screen display unit, 60 is a transmitting line, 61 is a receiving line, 16 is a function key compatible screen number table, 11 is a terminal, 91 is a host computer, 92 is a receiving section, 93 is a screen configuration information reading section, 94 is a transmitting section, and 95 is a screen file.

In this embodiment, function key corresponding screen number search section 1
The steps up to obtaining the screen number in step 5 are the same as in the first embodiment.

Next, the function key corresponding screen number search unit 15 notifies the screen number “20520” to the screen number transmission unit 57, and the screen number transmission unit 57 sends the screen number “20520” to the host:1 viewer 91 via the transmission line 60. Send. The host computer 91 notifies the screen configuration information reading unit 93 of the screen number received by the receiving unit 92, and the screen configuration information reading unit 93 reads the screen configuration information from the screen file 95 and notifies the transmitting unit 94 of the screen configuration information.

The transmitter 94 transmits the screen configuration information to the terminal 11 via the terminal receiving line 61. The screen configuration information receiving unit 58 of @not shown 11 notifies the screen display unit 59 of the received screen configuration information, and the screen display unit 59 displays the screen '20520' on the CRT display 3. Also in this embodiment, Screen numbers corresponding to function keys can be changed without updating the screen control program 10 for each terminal.

In both the first and second embodiments, all screens, including screens that cannot be associated with function keys, are provided with means for selecting them by inputting a screen number from the keyboard. Of course, again,
Both the first embodiment and the second embodiment explain only the screen selection method, but they also have functions for inputting data from a keyboard, displaying data on a CRT display, and transmitting and receiving data with a host computer. Needless to say,

(Effects of the Invention) As explained above, the present invention has the function key screen number correspondence table that defines the function keys and the screen numbers to be selected by the keys separated from the screen control program of the terminal; By having means for updating the function key screen number correspondence table by instructions from the keyboard, it is possible to change the purpose of the function keys without updating the terminal program.

Furthermore, since frequently used screen numbers can be associated with arbitrary function keys for each terminal, there is an effect that the usage rate of the function keys can be increased in any terminal, and the efficiency of operation can be improved.

[Brief explanation of the drawing]

Fig. 1 is a block diagram of a screen selection method according to an embodiment of the present invention, Fig. 2 (A) is an example of a display of a function registration menu before updating, and Fig. 2 (CB) is an example of a display of a function registration menu after an update. , FIG. 3(A) is a diagram showing an example of the function key corresponding screen number table before updating, FIG. 3(B) is a diagram showing an example of the function key corresponding screen number table after updating, and FIG. FIG. 5 is a block diagram of a screen selection method in the second embodiment of the invention, FIG. 5 is a block diagram of a screen selection method in the prior art, and FIG. 6 is a diagram showing an example of a screen number table corresponding to function keys. 1...Keyboard, 2...Screen file, 3...
CRT display, 4...keyboard control section, 7.
...Screen configuration information reading section, 8...Screen display section, 1
0... Screen control program, 11... Terminal, 13
...Function registration menu 14...Keyboard control section, 15...Function key corresponding screen number search section, 16...Function key corresponding screen number table, 30...Screen control program, 35...
Function key compatible screen number search unit, 36... Function key compatible screen number table, 57... Screen number transmitting unit, 58... Screen configuration information receiving unit, 5...
... Screen display section, 60... Transmission line, 61... Receiving line, 91... Host computer, 92... Receiving section, 93... Screen configuration information reading section, 94... Transmitting section , 95... Screen file, 101... Function registration menu display section, 102... Function key corresponding screen number registration section, 103... Write key notification, 104... Key code and screen number notification, 13
1...Cursor, 132...Function key °
Screen number corresponding to "2", 133...Screen number corresponding to the updated function key "2", 161...
・Screen number corresponding to function key code "02", 162...Updated function key code"
Screen number corresponding to 02”.

Claims (1)

[Claims] A function key corresponding screen number storage means for storing the number of the screen selected by the function key, a function key corresponding screen number display means for displaying the stored contents, and a function key corresponding screen number registration for updating the display contents in the display means. a means for searching the stored contents of the screen number corresponding to the function key in response to pressing of the function key; and a means for displaying a screen corresponding to the screen number obtained as a result of the search. Dynamic key assignment method.