author | Claus Gittinger <cg@exept.de> |
Tue, 05 Sep 2000 14:44:17 +0200 | |
changeset 1403 | 94f9ec117aa5 |
parent 1355 | 55f97e2d97d2 |
child 1406 | 7cd10ca1a425 |
permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 1997 eXept Software AG |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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PluggableAdaptor subclass:#TypeConverter |
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instanceVariableNames:'' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'Interface-Support-Models' |
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! |
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!TypeConverter class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1997 eXept Software AG |
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All Rights Reserved |
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This software is furnished under a license and may be used |
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only in accordance with the terms of that license and with the |
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inclusion of the above copyright notice. This software may not |
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be provided or otherwise made available to, or used by, any |
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other person. No title to or ownership of the software is |
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hereby transferred. |
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" |
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! |
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documentation |
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" |
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a typeConverter can be used as an editFields model |
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parents:
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(remember, that an editField expects a string in its model), |
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to convert the fields string value to some object and vice versa. |
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parents:
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Its main use is when building interfaces with inputFields, |
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where the datum to be entered is a non-string and you |
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parents:
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want to have the entered value be converted automatically. |
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parents:
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(and vice versa, to convert the datum to a string). |
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No real new functionality is added here - all is inherited |
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from PluggableAdapter; however, some specialized instance creation |
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methods are added here. |
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Notice: |
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this class was implemented using protocol information |
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from alpha testers - it may not be complete or compatible to |
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the corresponding ST-80 class. |
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If you encounter any incompatibilities, please forward a note |
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describing the incompatibility verbal (i.e. no code) to the ST/X team. |
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[author:] |
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Claus Gittinger |
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" |
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! |
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examples |
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" |
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convert a number to a string: |
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[exBegin] |
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|v t i| |
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v := 1 asValue. |
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t := HorizontalPanelView new. |
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t extent:200@50. |
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t horizontalLayout:#fitSpace. |
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i := EditField in:t. |
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i model:(TypeConverter onNumberValue:v). |
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t open. |
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(Delay forSeconds:3) wait. |
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v value:2. |
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[exEnd] |
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convert a number to a string with range: |
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number-in-range may have nil-bounds
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[exBegin] |
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|v t i| |
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v := 1 asValue. |
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t := HorizontalPanelView new. |
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t extent:200@50. |
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t horizontalLayout:#fitSpace. |
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i := EditField in:t. |
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i model:(TypeConverter onNumberValue:v minValue:0 maxValue:100). |
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t open. |
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(Delay forSeconds:3) wait. |
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number-in-range may have nil-bounds
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v value:2. |
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[exEnd] |
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convert a date to a string: |
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[exBegin] |
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|d v| |
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v := nil asValue. |
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d := DialogBox new. |
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d addInputFieldOn:(TypeConverter onDateValue:v). |
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d addOkButton. |
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d open. |
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d accepted ifTrue:[ |
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Transcript showCR:v value |
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] |
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[exEnd] |
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" |
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! ! |
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!TypeConverter class methodsFor:'instance creation'! |
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onDateValue:aValueHolder |
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"create and return a typeConverter, which retrieves |
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a date via #value, and converts |
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a date-string to a date via #value:. |
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Useful as an editFields model, which operates on some |
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date value (or aspectAdaptor, which adapts to a numeric slot)" |
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^ (self on:aValueHolder) dateToText |
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"Modified: 21.2.1997 / 18:46:11 / cg" |
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"Created: 4.3.1997 / 12:30:49 / cg" |
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! |
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onNumberValue:aValueHolder |
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"create and return a typeConverter, which retrieves |
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a values string representation via #value, and converts |
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a number-string to a value via #value:. |
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Useful as an editFields model, which operates on some |
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numeric value (or aspectAdaptor, which adapts to a numeric slot)" |
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^ (self on:aValueHolder) numberToText |
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"Modified: 21.2.1997 / 18:46:11 / cg" |
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! |
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onNumberValue:aValueHolder format:formatString |
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"create and return a typeConverter, which retrieves |
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a values string representation via #value, and converts |
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a number-string to a value via #value:. |
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Useful as an editFields model, which operates on some |
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numeric value (or aspectAdaptor, which adapts to a numeric slot)" |
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^ (self on:aValueHolder) numberToTextFormattedBy:formatString |
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"Created: 4.3.1997 / 11:51:25 / cg" |
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"Modified: 4.3.1997 / 11:51:41 / cg" |
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! |
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added converter for number-in-range
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parents:
747
diff
changeset
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onNumberValue:aValueHolder minValue:min maxValue:max |
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parents:
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"create and return a typeConverter, which retrieves |
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added converter for number-in-range
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parents:
747
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a values string representation via #value, and converts |
ba196649eaec
added converter for number-in-range
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parents:
747
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a number-string to a value via #value:. |
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parents:
747
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changeset
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Useful as an editFields model, which operates on some |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
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changeset
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numeric value (or aspectAdaptor, which adapts to a numeric slot)" |
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added converter for number-in-range
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parents:
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|
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parents:
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^ (self on:aValueHolder) numberToTextMinValue:min maxValue:max |
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parents:
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"Created: 4.3.1997 / 11:51:25 / cg" |
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parents:
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"Modified: 4.3.1997 / 11:51:41 / cg" |
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! |
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parents:
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onNumberValue:aValueHolder postDecimalDigits:numPostDecimalDigits |
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"create and return a typeConverter, which retrieves |
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parents:
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a values string representation via #value, and converts |
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a number-string to a value via #value:. |
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parents:
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Useful as an editFields model, which operates on some |
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parents:
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numeric value (or aspectAdaptor, which adapts to a numeric slot)" |
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^ (self on:aValueHolder) numberToText:numPostDecimalDigits |
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|
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added typeConverter for decimals with n digits after point
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parents:
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diff
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"Modified: / 21.2.1997 / 18:46:11 / cg" |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
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"Created: / 5.12.1997 / 02:55:18 / cg" |
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! |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
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onSymbolValue:aValueHolder |
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"create and return a typeConverter, which retrieves |
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a symbol-values string representation via #value, and converts |
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a string to a symbol via #value:. |
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Useful as an editFields model, which operates on some |
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numeric value (or aspectAdaptor, which adapts to a numeric slot)" |
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^ (self on:aValueHolder) symbolOrNil |
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"Modified: 21.2.1997 / 18:46:11 / cg" |
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! |
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onTimeValue:aValueHolder |
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"create and return a typeConverter, which retrieves |
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a time via #value, and converts |
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a time-string to a time via #value:. |
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Useful as an editFields model, which operates on some |
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date value (or aspectAdaptor, which adapts to a numeric slot)" |
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^ (self on:aValueHolder) timeToText |
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"Modified: 21.2.1997 / 18:46:11 / cg" |
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"Created: 4.3.1997 / 11:52:10 / cg" |
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! ! |
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!TypeConverter methodsFor:'accessing'! |
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subject |
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"return the cobverted subject" |
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^ model |
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"Created: 21.2.1997 / 18:45:12 / cg" |
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! |
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value:newValue |
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"convert and change" |
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self setValue:newValue |
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"Created: 21.2.1997 / 18:45:39 / cg" |
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! ! |
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!TypeConverter methodsFor:'input testing'! |
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setNumberValue: value inModel: model fromInput: string |
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"for not valid number input characters the model is set to nil. |
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By this, the dependents are forced to update their contents." |
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|lastInputChar| |
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string notEmpty |
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ifTrue: |
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240 |
[ |
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1002 | 241 |
1 to: string size - 1 do: [:i| (string at: i) isLetter ifTrue: [model setValue:nil]]. |
1001 | 242 |
lastInputChar := string at: string size. |
243 |
(lastInputChar isDigit not and: [lastInputChar isPrintable and: [ |
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(string size > 1 or: [lastInputChar ~~ $-]) and: [ |
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(string occurrencesOf: $.) > 1 or: [lastInputChar ~~ $.]]]]) ifTrue: [model setValue:nil]. |
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]. |
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248 |
model value:value |
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! ! |
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726 | 251 |
!TypeConverter methodsFor:'standard converters'! |
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arrayLiteralOrStringOrSymbolOrNil |
254 |
"setup the converter to convert from a string to either a literal |
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255 |
Array, a String or a symbol and vice versa. |
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Invalid strings (i.e. empty) are converted to nil; |
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nil values are converted to an empty string. |
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258 |
This is a very special converter (for the GUI builder) |
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259 |
- probably not belonging to here" |
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260 |
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self |
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getBlock:[:model | |
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|symbolValue| |
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265 |
(symbolValue := model value) isNil ifTrue:[ |
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String new |
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267 |
] ifFalse:[ |
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symbolValue storeString |
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]] |
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270 |
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271 |
putBlock: |
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[:model :string | |
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|value s| |
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276 |
string isEmpty ifTrue:[ |
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277 |
value := nil |
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] ifFalse:[ |
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s := string withoutSeparators. |
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280 |
(s startsWith:'#(') ifTrue:[ |
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value := Array readFrom:s onError:nil |
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] ifFalse:[ |
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283 |
(s startsWith:'''') ifTrue:[ |
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284 |
value := String readFrom:s onError:nil |
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285 |
] ifFalse:[ |
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286 |
(s startsWith:'#') ifTrue:[ |
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287 |
s := s copyFrom:2 |
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288 |
]. |
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289 |
value := s asSymbol |
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] |
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] |
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]. |
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model value:value] |
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updateBlock: [:m :a :p | true] |
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"Modified: / 26.10.1997 / 13:50:32 / cg" |
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"Created: / 26.10.1997 / 14:01:02 / cg" |
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! |
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722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
301 |
arrayLiteralOrSymbolOrNil |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
302 |
"setup the converter to convert from a string to either a literal |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
303 |
Array or a symbol and vice versa. |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
304 |
Invalid strings (i.e. empty) are converted to nil; |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
305 |
nil values are converted to an empty string. |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
306 |
This is a very special converter (for the GUI builder) |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
307 |
- probably not belonging to here" |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
308 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
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parents:
508
diff
changeset
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309 |
self |
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added #arrayLiteralOrSymbolOrNil
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parents:
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diff
changeset
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310 |
getBlock:[:model | |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
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parents:
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diff
changeset
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311 |
|symbolValue| |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
312 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
313 |
(symbolValue := model value) isNil ifTrue:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
314 |
String new |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
315 |
] ifFalse:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
316 |
symbolValue isArray ifTrue:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
317 |
symbolValue storeString |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
318 |
] ifFalse:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
319 |
'#' , symbolValue asString |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
320 |
] |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
321 |
]] |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
322 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
323 |
putBlock: |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
324 |
[:model :string | |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
325 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
326 |
|value s| |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
327 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
328 |
string isEmpty ifTrue:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
329 |
value := nil |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
330 |
] ifFalse:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
331 |
s := string withoutSeparators. |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
332 |
(s startsWith:'#(') ifTrue:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
333 |
value := Array readFrom:s onError:nil |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
334 |
] ifFalse:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
335 |
(s startsWith:'#') ifTrue:[ |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
336 |
s := s copyFrom:2 |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
337 |
]. |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
338 |
value := s asSymbol |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
339 |
] |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
340 |
]. |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
341 |
model value:value] |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
342 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
343 |
updateBlock: [:m :a :p | true] |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
344 |
|
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
345 |
"Modified: / 26.10.1997 / 13:50:32 / cg" |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
346 |
"Created: / 26.10.1997 / 14:01:02 / cg" |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
347 |
! |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
348 |
|
1047 | 349 |
dateDDMMYYYY |
1026 | 350 |
"setup the converter to convert from a string to a date formatted by printFormat |
1266
3420e3a98217
Fix output format of european date.
Stefan Vogel <sv@exept.de>
parents:
1265
diff
changeset
|
351 |
DD-MM-YYYY; see also Date>>printFormat:" |
1026 | 352 |
|
1266
3420e3a98217
Fix output format of european date.
Stefan Vogel <sv@exept.de>
parents:
1265
diff
changeset
|
353 |
self dateToTextFormattedBy: #(1 2 3 $- 1 1 true) |
1026 | 354 |
! |
355 |
||
1047 | 356 |
dateMMDDYYYY |
1026 | 357 |
"setup the converter to convert from a string to a date formatted by printFormat |
358 |
MM:DD:YYYY; see also Date>>printFormat:" |
|
359 |
||
1266
3420e3a98217
Fix output format of european date.
Stefan Vogel <sv@exept.de>
parents:
1265
diff
changeset
|
360 |
self dateToTextFormattedBy: #(2 1 3 $/ 1 1 true) |
1026 | 361 |
! |
362 |
||
487 | 363 |
dateOrNil |
364 |
"setup the converter to convert from a string to a date |
|
722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
365 |
and vice versa. Invalid dates are converted to nil; likewise, |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
366 |
a nil date is converted to an empty string." |
487 | 367 |
|
368 |
self |
|
369 |
getBlock:[:model | |
|
370 |
|date| |
|
371 |
||
372 |
(date := model value) isNil ifTrue:[ |
|
373 |
'' |
|
374 |
] ifFalse:[ |
|
375 |
date printString |
|
376 |
]] |
|
377 |
||
378 |
putBlock: |
|
379 |
[:model :string | |
|
380 |
||
381 |
|value| |
|
382 |
||
383 |
string isEmpty ifTrue:[ |
|
384 |
value := nil |
|
385 |
] ifFalse:[ |
|
386 |
value := Date readFrom:string onError:nil |
|
387 |
]. |
|
388 |
model value:value] |
|
389 |
||
390 |
updateBlock: [:m :a :p | true] |
|
391 |
||
722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
392 |
"Created: / 4.3.1997 / 11:56:36 / cg" |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
393 |
"Modified: / 26.10.1997 / 13:51:06 / cg" |
487 | 394 |
! |
395 |
||
486 | 396 |
dateToText |
397 |
"setup the converter to convert from a string to a date |
|
722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
398 |
and vice versa. Nil is converted to todays date-string, |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
399 |
likewise, an empty string is converted back to todays date." |
486 | 400 |
|
401 |
self |
|
402 |
getBlock:[:model | |
|
403 |
|date| |
|
404 |
||
405 |
(date := model value) isNil ifTrue:[ |
|
406 |
Date today printString |
|
407 |
] ifFalse:[ |
|
408 |
date printString |
|
409 |
]] |
|
410 |
||
411 |
putBlock: |
|
412 |
[:model :string | |
|
413 |
||
414 |
|value| |
|
415 |
||
416 |
string isEmpty ifTrue:[ |
|
417 |
value := Date today |
|
418 |
] ifFalse:[ |
|
419 |
value := Date readFrom:string onError:Date today |
|
420 |
]. |
|
421 |
model value:value] |
|
422 |
||
423 |
updateBlock: [:m :a :p | true] |
|
424 |
||
722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
425 |
"Created: / 4.3.1997 / 12:32:19 / cg" |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
426 |
"Modified: / 26.10.1997 / 13:52:00 / cg" |
486 | 427 |
! |
428 |
||
1026 | 429 |
dateToTextFormattedBy: printFormat |
430 |
"setup the converter to convert from a string to a date formatted by printFormat |
|
431 |
and vice versa. Nil is converted to todays date-string, |
|
432 |
likewise, an empty string is converted back to todays date." |
|
433 |
||
434 |
self |
|
435 |
getBlock:[:model | |
|
436 |
|date| |
|
437 |
||
438 |
(date := model value) isNil ifTrue:[ |
|
439 |
Date today printFormat:printFormat |
|
440 |
] ifFalse:[ |
|
441 |
date printFormat:printFormat |
|
442 |
]] |
|
443 |
||
444 |
putBlock: |
|
445 |
[:model :string | |
|
446 |
||
447 |
|value| |
|
448 |
||
449 |
string isEmpty ifTrue:[ |
|
450 |
value := Date today |
|
451 |
] ifFalse:[ |
|
1265 | 452 |
value := Date readFrom:string printFormat:printFormat onError:[Date today] |
1026 | 453 |
]. |
454 |
model value:value] |
|
455 |
||
456 |
updateBlock: [:m :a :p | true] |
|
457 |
! |
|
458 |
||
1122 | 459 |
hexadecimal |
1047 | 460 |
"setup the converter to convert from a hexadecimal string to a number |
461 |
and vice versa." |
|
462 |
||
463 |
self |
|
464 |
getBlock:[:model | |
|
465 |
|hexValue| |
|
466 |
||
467 |
(hexValue := model value) isNumber ifFalse:[ |
|
468 |
String new |
|
469 |
] ifTrue:[ |
|
470 |
hexValue hexPrintString |
|
471 |
]] |
|
472 |
||
473 |
putBlock: |
|
474 |
[:model :string | |
|
475 |
||
476 |
|value| |
|
477 |
||
478 |
string isEmpty ifTrue:[ |
|
479 |
value := 0 |
|
480 |
] ifFalse:[ |
|
481 |
value := Integer readFrom: string radix:16 onError:[0] |
|
482 |
]. |
|
483 |
model value:value] |
|
484 |
||
485 |
updateBlock: [:m :a :p | true] |
|
486 |
||
487 |
||
488 |
! |
|
489 |
||
508 | 490 |
number |
491 |
"setup the converter to convert from a string to a number |
|
492 |
and vice versa. Invalid numbers are converted to nil." |
|
493 |
||
494 |
self numberToText |
|
495 |
||
496 |
"Created: 4.4.1997 / 12:46:14 / cg" |
|
497 |
! |
|
498 |
||
442 | 499 |
numberOrNil |
500 |
"setup the converter to convert from a string to a number |
|
501 |
and vice versa. Invalid numbers are converted to nil." |
|
502 |
||
503 |
self |
|
504 |
getBlock:[:model | |
|
505 |
|numericValue| |
|
506 |
||
507 |
(numericValue := model value) isNil ifTrue:[ |
|
508 |
String new |
|
509 |
] ifFalse:[ |
|
510 |
numericValue printString |
|
511 |
]] |
|
512 |
||
513 |
putBlock: |
|
514 |
[:model :string | |
|
515 |
||
516 |
|value| |
|
517 |
||
1197
8e88ffde4374
dont get confused with a nil string value.
Claus Gittinger <cg@exept.de>
parents:
1192
diff
changeset
|
518 |
string size > 0 ifTrue:[ |
447 | 519 |
value := Number readFrom:string onError:nil |
1002 | 520 |
]. |
442 | 521 |
model value:value] |
522 |
||
523 |
updateBlock: [:m :a :p | true] |
|
524 |
||
525 |
"Created: 21.2.1997 / 18:58:38 / cg" |
|
526 |
! |
|
527 |
||
1335
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
528 |
numberOrPointOrNil |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
529 |
"setup the converter to convert from a string to a number or point |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
530 |
and vice versa. Invalid numbers/points are converted to nil." |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
531 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
532 |
self |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
533 |
getBlock:[:model | |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
534 |
|value| |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
535 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
536 |
(value := model value) isNil ifTrue:[ |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
537 |
String new |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
538 |
] ifFalse:[ |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
539 |
value printString |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
540 |
]] |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
541 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
542 |
putBlock: |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
543 |
[:model :string | |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
544 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
545 |
|value| |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
546 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
547 |
string size > 0 ifTrue:[ |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
548 |
value := Point readFrom:string onError:[ |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
549 |
Number readFrom:string onError:nil |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
550 |
] |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
551 |
]. |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
552 |
model value:value] |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
553 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
554 |
updateBlock: [:m :a :p | true] |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
555 |
|
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
556 |
"Created: / 5.2.2000 / 01:26:48 / cg" |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
557 |
! |
275352274890
a new converter: numberOrPointOrNil.
Claus Gittinger <cg@exept.de>
parents:
1314
diff
changeset
|
558 |
|
1149 | 559 |
numberOrStringOrSymbolOrNil |
560 |
"setup the converter to convert from a string to either a numeric literal |
|
561 |
or a symbol and vice versa. |
|
562 |
Invalid strings (i.e. empty) are converted to nil; |
|
563 |
nil values are converted to an empty string. |
|
564 |
This is a very special converter (for the GUI builder) |
|
565 |
- probably not belonging to here" |
|
566 |
||
567 |
self |
|
568 |
getBlock:[:model | |
|
569 |
|litValue| |
|
570 |
||
571 |
(litValue := model value) isNil ifTrue:[ |
|
572 |
String new |
|
573 |
] ifFalse:[ |
|
574 |
litValue storeString |
|
575 |
]] |
|
576 |
||
577 |
putBlock: |
|
578 |
[:model :string | |
|
579 |
||
580 |
|value s| |
|
581 |
||
582 |
string isEmpty ifTrue:[ |
|
583 |
value := nil |
|
584 |
] ifFalse:[ |
|
585 |
value := Number readFrom:string onError:nil. |
|
586 |
value isNil ifTrue:[ |
|
587 |
s := string withoutSeparators. |
|
588 |
(s startsWith:'''') ifTrue:[ |
|
589 |
value := String readFrom:s readStream onError:nil |
|
590 |
] ifFalse:[ |
|
591 |
(s startsWith:'#') ifTrue:[ |
|
592 |
s := s copyFrom:2. |
|
593 |
(s startsWith:$') ifTrue:[ |
|
594 |
s := s copyFrom:2 to:(s size - 1) |
|
595 |
]. |
|
596 |
]. |
|
597 |
value := s asSymbol |
|
598 |
] |
|
599 |
] |
|
600 |
]. |
|
601 |
model value:value] |
|
602 |
||
603 |
updateBlock: [:m :a :p | true] |
|
604 |
||
605 |
"Modified: / 26.10.1997 / 13:50:32 / cg" |
|
606 |
"Created: / 29.10.1997 / 15:49:26 / cg" |
|
607 |
! |
|
608 |
||
726 | 609 |
numberOrSymbolOrNil |
610 |
"setup the converter to convert from a string to either a numeric literal |
|
611 |
or a symbol and vice versa. |
|
612 |
Invalid strings (i.e. empty) are converted to nil; |
|
613 |
nil values are converted to an empty string. |
|
614 |
This is a very special converter (for the GUI builder) |
|
615 |
- probably not belonging to here" |
|
616 |
||
617 |
self |
|
618 |
getBlock:[:model | |
|
619 |
|litValue| |
|
620 |
||
621 |
(litValue := model value) isNil ifTrue:[ |
|
622 |
String new |
|
623 |
] ifFalse:[ |
|
624 |
litValue storeString |
|
625 |
]] |
|
626 |
||
627 |
putBlock: |
|
628 |
[:model :string | |
|
629 |
||
630 |
|value s| |
|
631 |
||
632 |
string isEmpty ifTrue:[ |
|
633 |
value := nil |
|
634 |
] ifFalse:[ |
|
635 |
value := Number readFrom:string onError:nil. |
|
636 |
value isNil ifTrue:[ |
|
637 |
s := string withoutSeparators. |
|
638 |
(s startsWith:'#') ifTrue:[ |
|
639 |
s := s copyFrom:2. |
|
640 |
(s startsWith:$') ifTrue:[ |
|
641 |
s := s copyFrom:2 to:(s size - 1) |
|
642 |
]. |
|
643 |
]. |
|
644 |
value := s asSymbol |
|
645 |
] |
|
646 |
]. |
|
647 |
model value:value] |
|
648 |
||
649 |
updateBlock: [:m :a :p | true] |
|
650 |
||
651 |
"Modified: / 26.10.1997 / 13:50:32 / cg" |
|
652 |
"Created: / 29.10.1997 / 15:49:26 / cg" |
|
653 |
! |
|
654 |
||
442 | 655 |
numberToText |
656 |
"setup the converter to convert from a string to a number |
|
487 | 657 |
and vice versa." |
442 | 658 |
|
659 |
self |
|
660 |
getBlock:[:model | |
|
661 |
|numericValue| |
|
662 |
||
726 | 663 |
(numericValue := model value) isNumber ifFalse:[ |
442 | 664 |
String new |
726 | 665 |
] ifTrue:[ |
442 | 666 |
numericValue printString |
667 |
]] |
|
668 |
||
669 |
putBlock: |
|
670 |
[:model :string | |
|
671 |
||
672 |
|value| |
|
673 |
||
674 |
string isEmpty ifTrue:[ |
|
675 |
value := 0 |
|
676 |
] ifFalse:[ |
|
1000
70e95e4dca22
use #readFromString:onError: for string->number convertations
tz
parents:
997
diff
changeset
|
677 |
value := Number readFromString: string onError:[0] |
442 | 678 |
]. |
679 |
model value:value] |
|
680 |
||
681 |
updateBlock: [:m :a :p | true] |
|
682 |
||
726 | 683 |
"Created: / 21.2.1997 / 18:57:05 / cg" |
684 |
"Modified: / 29.10.1997 / 15:49:21 / cg" |
|
442 | 685 |
! |
686 |
||
747
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
687 |
numberToText:numberOfPostDecimals |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
688 |
"setup the converter to convert from a string to a number |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
689 |
and vice versa." |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
690 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
691 |
self |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
692 |
getBlock:[:model | |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
693 |
|numericValue| |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
694 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
695 |
(numericValue := model value) isNumber ifFalse:[ |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
696 |
String new |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
697 |
] ifTrue:[ |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
698 |
(numericValue asFixedPoint:numberOfPostDecimals) printString |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
699 |
]] |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
700 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
701 |
putBlock: |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
702 |
[:model :string | |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
703 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
704 |
|value| |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
705 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
706 |
string isEmpty ifTrue:[ |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
707 |
value := 0 |
1000
70e95e4dca22
use #readFromString:onError: for string->number convertations
tz
parents:
997
diff
changeset
|
708 |
] ifFalse:[ |
70e95e4dca22
use #readFromString:onError: for string->number convertations
tz
parents:
997
diff
changeset
|
709 |
value := Number readFromString:string onError:[0] |
747
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
710 |
]. |
1001 | 711 |
self setNumberValue: value inModel: model fromInput: string. |
712 |
] |
|
747
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
713 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
714 |
updateBlock: [:m :a :p | true] |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
715 |
|
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
716 |
"Created: / 5.12.1997 / 02:54:13 / cg" |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
717 |
"Modified: / 5.12.1997 / 18:21:04 / cg" |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
718 |
! |
fe0360fb81ee
added typeConverter for decimals with n digits after point
Claus Gittinger <cg@exept.de>
parents:
726
diff
changeset
|
719 |
|
442 | 720 |
numberToTextFormattedBy:formatString |
721 |
"setup the converter to convert from a string to a number |
|
722 |
and vice versa, using formatString. |
|
723 |
The formatString is currently ignored when numbers are converted |
|
724 |
from a string." |
|
725 |
||
726 |
self |
|
727 |
getBlock:[:model | |
|
728 |
|numericValue| |
|
729 |
||
730 |
(numericValue := model value) isNil ifTrue:[ |
|
731 |
String new |
|
732 |
] ifFalse:[ |
|
733 |
PrintConverter print:numericValue formattedBy:formatString |
|
734 |
]] |
|
735 |
||
736 |
putBlock: |
|
737 |
[:model :string | |
|
738 |
||
739 |
|value| |
|
740 |
||
741 |
string isEmpty ifTrue:[ |
|
742 |
value := 0 |
|
1000
70e95e4dca22
use #readFromString:onError: for string->number convertations
tz
parents:
997
diff
changeset
|
743 |
] ifFalse:[ |
70e95e4dca22
use #readFromString:onError: for string->number convertations
tz
parents:
997
diff
changeset
|
744 |
value := Number readFromString: string onError:[0]. "asNumberFromFormatString:formatString" |
442 | 745 |
]. |
746 |
model value:value] |
|
747 |
||
748 |
updateBlock: [:m :a :p | true] |
|
749 |
||
750 |
"Modified: 21.2.1997 / 18:59:44 / cg" |
|
446 | 751 |
! |
752 |
||
941
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
753 |
numberToTextMinValue:minVal maxValue:maxVal |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
754 |
"setup the converter to convert from a string to a number |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
755 |
and vice versa, but clamping the number into the range." |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
756 |
|
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
757 |
self |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
758 |
getBlock:[:model | |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
759 |
|numericValue| |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
760 |
|
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
761 |
(numericValue := model value) isNil ifTrue:[ |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
762 |
String new |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
763 |
] ifFalse:[ |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
764 |
numericValue printString |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
765 |
]] |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
766 |
|
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
767 |
putBlock: |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
768 |
[:model :string | |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
769 |
|
1001 | 770 |
|value c| |
941
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
771 |
|
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
772 |
string isEmpty ifTrue:[ |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
773 |
value := 0 |
1001 | 774 |
] ifFalse:[ |
997 | 775 |
value := Number readFromString: string onError:[0]. |
1000
70e95e4dca22
use #readFromString:onError: for string->number convertations
tz
parents:
997
diff
changeset
|
776 |
]. |
942
54949af3f3c1
number-in-range may have nil-bounds
Claus Gittinger <cg@exept.de>
parents:
941
diff
changeset
|
777 |
minVal notNil ifTrue:[ |
1001 | 778 |
(value < minVal and: [string notEmpty]) ifTrue: [model setValue:nil]. |
942
54949af3f3c1
number-in-range may have nil-bounds
Claus Gittinger <cg@exept.de>
parents:
941
diff
changeset
|
779 |
value := value max:minVal. |
54949af3f3c1
number-in-range may have nil-bounds
Claus Gittinger <cg@exept.de>
parents:
941
diff
changeset
|
780 |
]. |
54949af3f3c1
number-in-range may have nil-bounds
Claus Gittinger <cg@exept.de>
parents:
941
diff
changeset
|
781 |
maxVal notNil ifTrue:[ |
1001 | 782 |
(value > maxVal and: [string notEmpty]) ifTrue: [model setValue:nil]. |
944 | 783 |
value := value min:maxVal. |
1001 | 784 |
]. |
785 |
self setNumberValue: value inModel: model fromInput: string. |
|
786 |
] |
|
941
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
787 |
|
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
788 |
updateBlock: [:m :a :p | true] |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
789 |
|
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
790 |
"Modified: 21.2.1997 / 18:59:44 / cg" |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
791 |
! |
ba196649eaec
added converter for number-in-range
Claus Gittinger <cg@exept.de>
parents:
747
diff
changeset
|
792 |
|
726 | 793 |
smalltalkObject |
794 |
"setup the converter to convert from a string to any smalltalk object |
|
795 |
and vice versa. The string used is the objects storeString. |
|
796 |
Invalid strings (i.e. empty) are converted to nil. |
|
797 |
This is a very special converter (for the GUI builder) |
|
798 |
- probably not belonging to here" |
|
799 |
||
800 |
self |
|
1199
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
801 |
getBlock:[:model | |v s| |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
802 |
v := model value. |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
803 |
v isNil ifTrue:[ |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
804 |
s := '' |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
805 |
] ifFalse:[ |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
806 |
s := v storeString. |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
807 |
(v isString or:[v isNumber]) ifFalse:[ |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
808 |
s := s , ' "' , v class name , '" ' |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
809 |
] |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
810 |
]. |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
811 |
s |
726 | 812 |
] |
813 |
||
814 |
putBlock: |
|
815 |
[:model :string | |
|
816 |
||
817 |
|value| |
|
818 |
||
1199
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
819 |
string size > 0 ifTrue:[ |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
820 |
value := Object readFrom:string onError:nil. |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
821 |
value isNil ifTrue:[ |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
822 |
string size > 0 ifTrue:[ |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
823 |
value := string |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
824 |
] |
623c4cfe253d
better smalltalkObject typeConverter
Claus Gittinger <cg@exept.de>
parents:
1197
diff
changeset
|
825 |
]. |
1192
6db390e6463e
default: String in SmalltalkObject
Claus Gittinger <cg@exept.de>
parents:
1149
diff
changeset
|
826 |
]. |
726 | 827 |
model value:value |
828 |
] |
|
829 |
||
830 |
updateBlock: [:m :a :p | true] |
|
831 |
||
832 |
"Modified: / 26.10.1997 / 13:50:32 / cg" |
|
833 |
"Created: / 29.10.1997 / 15:50:16 / cg" |
|
834 |
! |
|
835 |
||
446 | 836 |
symbolOrNil |
837 |
"setup the converter to convert from a string to a symbol |
|
722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
838 |
and vice versa. Invalid symbols (i.e. empty) are converted to nil; |
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
839 |
nil values are converted to an empty string." |
446 | 840 |
|
841 |
self |
|
842 |
getBlock:[:model | |
|
843 |
|symbolValue| |
|
844 |
||
726 | 845 |
(symbolValue := model value) isSymbol ifFalse:[ |
446 | 846 |
String new |
726 | 847 |
] ifTrue:[ |
946 | 848 |
symbolValue printString. "/ storeString |
446 | 849 |
]] |
850 |
||
851 |
putBlock: |
|
852 |
[:model :string | |
|
853 |
||
854 |
|value s| |
|
855 |
||
1314 | 856 |
string size == 0 ifTrue:[ |
446 | 857 |
value := nil |
858 |
] ifFalse:[ |
|
859 |
s := string withoutSeparators. |
|
860 |
(s startsWith:'#') ifTrue:[ |
|
726 | 861 |
s := s copyFrom:2. |
862 |
(s startsWith:$') ifTrue:[ |
|
863 |
s := s copyFrom:2 to:(s size - 1) |
|
864 |
] |
|
446 | 865 |
]. |
866 |
value := s asSymbol |
|
867 |
]. |
|
868 |
model value:value] |
|
869 |
||
870 |
updateBlock: [:m :a :p | true] |
|
871 |
||
722
ea6d08251333
added #arrayLiteralOrSymbolOrNil
Claus Gittinger <cg@exept.de>
parents:
508
diff
changeset
|
872 |
"Created: / 21.2.1997 / 18:58:38 / cg" |
946 | 873 |
"Modified: / 26.5.1998 / 15:06:06 / cg" |
487 | 874 |
! |
875 |
||
1047 | 876 |
time12H |
1026 | 877 |
"setup the converter to convert from a string to a time formatted by 12 hours |
878 |
and vice versa." |
|
879 |
||
1027 | 880 |
self timeToTextFormattedBy: #printString12HourFormat |
1026 | 881 |
|
882 |
||
883 |
! |
|
884 |
||
1047 | 885 |
time24H |
1026 | 886 |
"setup the converter to convert from a string to a time formatted by 24 hours |
887 |
and vice versa." |
|
888 |
||
1027 | 889 |
self timeToTextFormattedBy: #printString24HourFormat |
1026 | 890 |
|
891 |
||
892 |
! |
|
893 |
||
487 | 894 |
timeOrNil |
895 |
"setup the converter to convert from a string to a time |
|
896 |
and vice versa." |
|
897 |
||
898 |
self |
|
899 |
getBlock:[:model | |
|
900 |
|time| |
|
901 |
||
902 |
(time := model value) isNil ifTrue:[ |
|
903 |
'' |
|
904 |
] ifFalse:[ |
|
905 |
time printString |
|
906 |
]] |
|
907 |
||
908 |
putBlock: |
|
909 |
[:model :string | |
|
910 |
||
911 |
|value| |
|
912 |
||
913 |
string isEmpty ifTrue:[ |
|
914 |
value := nil |
|
915 |
] ifFalse:[ |
|
916 |
value := Time readFrom:string onError:nil |
|
917 |
]. |
|
918 |
model value:value] |
|
919 |
||
920 |
updateBlock: [:m :a :p | true] |
|
921 |
||
922 |
"Created: 4.3.1997 / 11:52:47 / cg" |
|
923 |
"Modified: 4.3.1997 / 12:05:48 / cg" |
|
924 |
! |
|
925 |
||
926 |
timeToText |
|
927 |
"setup the converter to convert from a string to a time |
|
928 |
and vice versa." |
|
929 |
||
1026 | 930 |
self timeToTextFormattedBy: #printString |
931 |
! |
|
932 |
||
933 |
timeToTextFormattedBy: format |
|
934 |
"setup the converter to convert from a string to a time formatted by format |
|
935 |
and vice versa." |
|
936 |
||
487 | 937 |
self |
938 |
getBlock:[:model | |
|
939 |
|time| |
|
940 |
||
941 |
(time := model value) isNil ifTrue:[ |
|
1026 | 942 |
Time now perform: format |
487 | 943 |
] ifFalse:[ |
1026 | 944 |
time perform: format |
487 | 945 |
]] |
946 |
||
947 |
putBlock: |
|
948 |
[:model :string | |
|
949 |
||
950 |
|value| |
|
951 |
||
952 |
string isEmpty ifTrue:[ |
|
953 |
value := Time now |
|
1026 | 954 |
] ifFalse:[ |
955 |
value := Time readFrom:string onError:[Time now] |
|
487 | 956 |
]. |
957 |
model value:value] |
|
958 |
||
959 |
updateBlock: [:m :a :p | true] |
|
960 |
||
961 |
"Modified: 21.2.1997 / 18:59:06 / cg" |
|
962 |
"Created: 4.3.1997 / 11:52:47 / cg" |
|
442 | 963 |
! ! |
964 |
||
965 |
!TypeConverter class methodsFor:'documentation'! |
|
966 |
||
967 |
version |
|
1355 | 968 |
^ '$Header: /cvs/stx/stx/libview2/TypeConverter.st,v 1.32 2000-02-18 14:40:19 cg Exp $' |
442 | 969 |
! ! |