CN1459746A - Method and device capable of cleaning away inputted character string at once - Google Patents
Method and device capable of cleaning away inputted character string at once Download PDFInfo
- Publication number
- CN1459746A CN1459746A CN 02120368 CN02120368A CN1459746A CN 1459746 A CN1459746 A CN 1459746A CN 02120368 CN02120368 CN 02120368 CN 02120368 A CN02120368 A CN 02120368A CN 1459746 A CN1459746 A CN 1459746A
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- once
- character string
- cleaning away
- inputted character
- delete key
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- Input From Keyboards Or The Like (AREA)
Abstract
A method and device for immediately clearing the input character string is suitable for the edit window of PDA. The said edit window has a scratchpad area for said input character string. Its clearing method includes defining a delete key on the panel of PDA, adding its scan code to the scan code data table, pressing a key by user, comparing its scan code with the scan code data table, and clearing all characters in the scratchpad area if matched.
Description
Technical field
The invention relates to a kind of method and device capable of cleaning away inputted character string at once, and particularly relevant for a kind of method and device of removing the hand-written character string of input immediately that is applied to PDA(Personal Digital Assistant).
Background technology
Personal digital assistant (Personal Digital Assistant; Hereinafter to be referred as PDA) be a kind of small-size computer of similar hand size, the ability that its inside has comprised easy document processing, statistics, calculating, database and drawn form, though speed is not as notebook computer, but comprised individual general function commonly used, and also have wireless or the ability of wire transmission mostly, can with general PC swap data.
Please refer to Fig. 1, it is knownly to utilize the document editor 100 of PDA to edit Chinese and English character strings such as article, address book therein about the user, generally when the user in hand-written district 102 during input of character string, character can be inserted in the working area 104 one by one, allow the user check whether the character of input is correct, after the user was selected, then the user can be by a load button, in character input target area 106 selected in the working area 102.
But when the user fills up whole working area 104 at the character of hand-written district 102 handwriting inputs, in the time of hand-written character in the working area 104 will being deleted, then one word of the character in the working area 104, one word must be deleted one by one, or be removed again after character string need being indicated (mark).Such method is not only lost time, and quite inconvenience in the use.
Summary of the invention
The objective of the invention is to propose a kind of method and device capable of cleaning away inputted character string at once, in the time of can filling up hand-written character in the working area, once remove the character string of input immediately, do not need and just can once remove after the character string sign.
The present invention is applicable to the editor of PDA, comprising the working area, is in order to a plurality of characters temporary hand-written and the symbol input.But the device of this cleaning away inputted character string at once comprises a delete key, is built on the panel of personal digital assistant, is not needing under the anti-white situation about indicating, and can utilize this delete key once to remove all characters in the working area in real time.
Utilize above-mentioned PDA, but a kind of method of cleaning away inputted character string at once is proposed in the present invention, comprising: on the panel of personal digital assistant, set up a delete key, after the user presses delete key, can once remove all characters in the working area immediately.
But the present invention also proposes a kind of method of cleaning away inputted character string at once in addition, comprising: set up a delete key on the panel of personal digital assistant, the deletion scan code of newly-increased this delete key is in the scan code tables of data.After the user is by next any key, promptly capture the scan code of any key, afterwards the scan code and the scan code tables of data of this any key are compared, be the deletion scan code, then once remove all characters in the working area immediately when comparison result presents scan code.
But the present invention proposes a kind of method of cleaning away inputted character string at once in addition again, be the editor that is applicable to personal digital assistant equally, the working area that this editor comprises comprises several character spaces, be in order to several characters temporary hand-written and the symbol input, but the method for this cleaning away inputted character string at once comprises: when the user imports arbitrary definite character in the working area, judge that then this determines whether character is the last character space that occupies the working area, determine that when confirming this character is the last character space that occupies the working area, then once removes all characters in the working area immediately.
Comprehensively above-mentioned, the present invention utilizes a delete key directly to delete characters all in the working area, or fill up at character under the situation in working area, automatically remove all characters of working area, make the user not need word for word to delete or indicate after could delete, and then save service time and allow the user is more convenient to edit.
Description of drawings
Fig. 1 is a known editor synoptic diagram that helps (PDA) about individual digital;
But Fig. 2 is the synoptic diagram of device of a kind of cleaning away inputted character string at once of a preferred embodiment of the present invention;
But Fig. 3 is the process flow diagram of method of a kind of cleaning away inputted character string at once of a preferred embodiment of the present invention;
But Fig. 4 is the process flow diagram of method of a kind of cleaning away inputted character string at once of another preferred embodiment of the present invention; And
But Fig. 5 is the process flow diagram of method of a kind of cleaning away inputted character string at once of the another preferred embodiment of the present invention.
100: editor 102: hand-written district
104: working area 106: target area
200: delete key
Step s300 is to step s304: of the present invention one preferable implementation step
Step s400 is to step s412: another preferable implementation step of the present invention
Step s500 is to step s504: the another preferable implementation step of the present invention
Embodiment
Please merge reference the 2nd and Fig. 3, but it is device and removing process flow diagram according to a kind of cleaning away inputted character string at once of a preferred embodiment of the present invention, is at personal digital assistant (Personal Digital Assistant; Hereinafter to be referred as PDA) carry out character string in shown one of them editor 100 and remove.
In this editor 100, comprise a working area 104, be in order to several characters temporary hand-written and the symbol input, wherein so-called symbol input, be meant that the content of being imported is to utilize light pen to click symbol on the contact panel of PDA, comprise and use input in Chinese, for example input mode such as phonetic notation, Cangjie, or English mode is imported, handwriting characters then be utilize light pen on the hand-written district 102 of Fig. 2 or full screen directly the writing words input character to the working area 104.And target area 106 promptly is in order to show that the user determines the character string of desire output, for example is address book Editorial Services or article Editorial Services.
At first in step s300, but the device of cleaning away inputted character string at once of the present invention is built on the panel of PDA, can be the delete key 200 in editor 100, or the delete key (do not draw) of position on the PDA keyboard, formed by singly-bound institute or compound keys, not needing in step s302, to press this delete key by the user under the anti-white situation about indicating, can in step s304, once remove all characters in the working area in real time.
Please refer to Fig. 4, but it is the method according to a kind of cleaning away inputted character string at once of another preferred embodiment of the present invention, equally also be on above-mentioned PDA panel, to set up a delete key (step s400), in the scan code tables of data of a button correspondence, the deletion scan code of newly-increased delete key of the present invention is in this scan code tables of data (step s402), this scan code tables of data is except writing down deletion scan code of the present invention, usually also can write down the scan code of other button, and with the corresponding operational function of scan code.
When the user presses next any key in step s404 after, promptly in step s406, capture the scan code of this any key, with itself and scan code tables of data compare (step s408), when the scan code that is captured is the deletion scan code, then once remove all characters in the working area immediately at step s410.But work as the scan code that is captured and is not the deletion scan code, then carry out the operational function of acquisition scan code, as show the letter etc. of this button in the former correspondence of scan code tables of data.
Please merge reference the 2nd and Fig. 5, but it is the method according to a kind of cleaning away inputted character string at once of a preferred embodiment of the present invention, the working area 104 that in the editor 100 of Fig. 2, comprises, comprise that several store the character space of character, hypothesis has 8 character spaces in the present invention, all is in order to character temporary hand-written and the symbol input.
But the method for this cleaning away inputted character string at once comprises: the user imports any and determines character (step s500) in working area 104, why character determined in title, be because of under Chinese phonetic notation input condition, after the phonetic notation that user's input is combined into by initial consonant, simple or compound vowel of a Chinese syllable, can select the character of desire output in the unisonance character that shows, the output character of selecting at last promptly is to determine character.
After the user imports a definite character, can judge in step s502 that promptly this determines whether character occupies the last character space in working area 104, it is the character space 8 in working area 104, determine that when judging character occupies the last character space in working area 104 really, then once remove all characters in the working area 104 immediately automatically.
In sum, the invention has the advantages that after the user does not need word for word to delete or indicates and to delete, and then save service time and allow the more convenient editor who carries out article or address book etc. of user.
Claims (19)
1. but the method for a cleaning away inputted character string at once, be applicable to an editor of a personal digital assistant, this editor comprises a working area, in order to a plurality of characters temporary hand-written and the symbol input, it is characterized in that, but the method for this cleaning away inputted character string at once comprises:
On a panel of this personal digital assistant, set up a delete key;
One deletion scan code of newly-increased this delete key is in one scan code data table;
When the user presses next any key, capture the one scan sign indicating number of this any key;
Compare this scan code with this scan code tables of data; And
When this scan code is this deletion scan code, then once remove all those characters in this working area immediately.
2. but the method for cleaning away inputted character string at once as claimed in claim 1 is characterized in that, the content of symbol input comprises input in Chinese and English input.
3. but the method for cleaning away inputted character string at once as claimed in claim 1 is characterized in that, this delete key is built up on this editor.
4. but the method for cleaning away inputted character string at once as claimed in claim 1 is characterized in that, this delete key is built up on the keyboard of this personal digital assistant.
5. but the method for cleaning away inputted character string at once as claimed in claim 4 is characterized in that, this delete key is made up of a singly-bound.
6. but the method for cleaning away inputted character string at once as claimed in claim 4 is characterized in that, this delete key is made up of a compound keys.
7. but the method for a cleaning away inputted character string at once, be applicable to an editor of a personal digital assistant, this editor comprises a working area, this working area comprises a plurality of character spaces, in order to a plurality of characters temporary hand-written and the symbol input, it is characterized in that, but the method for this cleaning away inputted character string at once comprises:
When the user imports arbitrary definite character in this working area, judge that this determines whether character occupies a last character space in this working area; And
Determining character when this is this last character space that occupies this working area, then once removes all those characters in this working area immediately.
8. but the method for cleaning away inputted character string at once as claimed in claim 7 is characterized in that, the content of symbol input comprises input in Chinese and English input.
9. but the method for a cleaning away inputted character string at once, be applicable to an editor of a personal digital assistant, this editor comprises a working area, in order to a plurality of characters temporary hand-written and the symbol input, it is characterized in that, but the method for this cleaning away inputted character string at once comprises:
On a panel of this personal digital assistant, set up a delete key; And
Press this delete key, once remove all those characters in this working area immediately.
10. but the method for cleaning away inputted character string at once as claimed in claim 9 is characterized in that, the content of symbol input comprises input in Chinese and English input.
11. but the method for cleaning away inputted character string at once as claimed in claim 9 is characterized in that this delete key is on this editor.
12. but the method for cleaning away inputted character string at once as claimed in claim 9 is characterized in that this delete key is positioned on the keyboard of this personal digital assistant.
13. but the method for cleaning away inputted character string at once as claimed in claim 12 is characterized in that this delete key is made up of a singly-bound.
14. but the method for cleaning away inputted character string at once as claimed in claim 12 is characterized in that this delete key is made up of a compound keys.
15. but the device of a cleaning away inputted character string at once, be applicable to an editor of a personal digital assistant, this editor comprises a working area, in order to a plurality of characters temporary hand-written and the symbol input, it is characterized in that, but the device of this cleaning away inputted character string at once comprises: a delete key is built on the panel of this personal digital assistant, do not needing under the anti-white situation about indicating, utilizing this delete key once to remove all those characters in this working area in real time.
16. but the device of cleaning away inputted character string at once as claimed in claim 15 is characterized in that this delete key is on this editor.
17. but the device of cleaning away inputted character string at once as claimed in claim 15 is characterized in that this delete key is positioned on the keyboard of this personal digital assistant.
18. but the device of cleaning away inputted character string at once as claimed in claim 17 is characterized in that this delete key is made up of a singly-bound.
19. but the device of cleaning away inputted character string at once as claimed in claim 17 is characterized in that this delete key is made up of a compound keys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02120368 CN1459746A (en) | 2002-05-23 | 2002-05-23 | Method and device capable of cleaning away inputted character string at once |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02120368 CN1459746A (en) | 2002-05-23 | 2002-05-23 | Method and device capable of cleaning away inputted character string at once |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1459746A true CN1459746A (en) | 2003-12-03 |
Family
ID=29427011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02120368 Withdrawn CN1459746A (en) | 2002-05-23 | 2002-05-23 | Method and device capable of cleaning away inputted character string at once |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1459746A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105094757A (en) * | 2014-04-29 | 2015-11-25 | 阿里巴巴集团控股有限公司 | Method and device for emptying text content on Android system, and terminal device |
-
2002
- 2002-05-23 CN CN 02120368 patent/CN1459746A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105094757A (en) * | 2014-04-29 | 2015-11-25 | 阿里巴巴集团控股有限公司 | Method and device for emptying text content on Android system, and terminal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |