author | Claus Gittinger <cg@exept.de> |
Thu, 26 Feb 2004 17:17:23 +0100 | |
changeset 2660 | 851d38de3274 |
parent 2653 | 53011d5d5c04 |
child 2662 | 8f3c0771493c |
permissions | -rw-r--r-- |
2627 | 1 |
" |
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COPYRIGHT (c) 2004 by 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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2620 | 13 |
"{ Package: 'stx:goodies' }" |
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View subclass:#CharacterSetView |
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2649 | 16 |
instanceVariableNames:'codePageHolder selectedCodePointHolder masterViewOrNil' |
2620 | 17 |
classVariableNames:'' |
18 |
poolDictionaries:'' |
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category:'Collections-Text-Encodings' |
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! |
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2627 | 22 |
!CharacterSetView class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 2004 by eXept Software AG |
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All Rights Reserved |
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||
29 |
This software is furnished under a license and may be used |
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30 |
only in accordance with the terms of that license and with the |
|
31 |
inclusion of the above copyright notice. This software may not |
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32 |
be provided or otherwise made available to, or used by, any |
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33 |
other person. No title to or ownership of the software is |
|
34 |
hereby transferred. |
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" |
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! |
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38 |
documentation |
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" |
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2660 | 40 |
Can be used both as an informative display of a font's characters |
2627 | 41 |
(opened via the fontPanels - text-preview popUpMenu) |
42 |
or to insert characters into a textView (opened by a textEditors misc-specialCharacters menu). |
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2660 | 43 |
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Author: |
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Claus Gittinger |
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2627 | 46 |
" |
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! ! |
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2620 | 48 |
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2649 | 49 |
!CharacterSetView class methodsFor:'instance creation'! |
50 |
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51 |
new |
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52 |
^ self basicNew initialize. |
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53 |
! ! |
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2620 | 55 |
!CharacterSetView class methodsFor:'startup'! |
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2623 | 57 |
open |
58 |
self openOn:View defaultFont |
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59 |
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60 |
" |
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61 |
self open |
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62 |
" |
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63 |
! |
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64 |
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2649 | 65 |
openAsInputFor:aView label:viewLabel clickLabel:clickLabel |
66 |
^ self |
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67 |
openOn:aView font |
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68 |
label:viewLabel |
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69 |
clickLabel:clickLabel |
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70 |
asInputFor:aView |
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71 |
! |
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72 |
||
2620 | 73 |
openOn:aFont |
2625 | 74 |
^ self |
75 |
openOn:aFont |
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76 |
label:aFont printString |
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77 |
clickLabel:'Click on glyph to see its codePoint.' |
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78 |
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79 |
" |
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self openOn:(View defaultFont). |
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81 |
" |
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! |
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83 |
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84 |
openOn:aFont label:viewLabel clickLabel:clickLabel |
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2649 | 85 |
^ self |
86 |
openOn:aFont |
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87 |
label:viewLabel |
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clickLabel:clickLabel |
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asInputFor:nil |
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! |
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92 |
openOn:aFont label:viewLabel clickLabel:clickLabel asInputFor:aView |
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2623 | 93 |
|top panel v bNext bPrev bFirst bLast rangeLabel codePointLabel |
2628 | 94 |
first last next prev enable update updateCodePoint w h |
95 |
minPage maxPage| |
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97 |
minPage := 0. |
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2639 | 98 |
maxPage := (aFont onDevice:Screen current) getFontMetrics maxCode >> 8. |
2620 | 99 |
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100 |
top := StandardSystemView new. |
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2625 | 101 |
top label:viewLabel. |
2622 | 102 |
|
2620 | 103 |
v := self origin:0.0@0.0 corner:1.0@1.0 in:top. |
2622 | 104 |
v topInset:25. |
2620 | 105 |
v font:aFont. |
2622 | 106 |
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107 |
panel := HorizontalPanelView in:top. |
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panel origin:(0.0 @ 0.0) corner:(1.0 @ 0.0). |
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panel bottomInset:-25. |
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panel horizontalLayout:#left. |
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111 |
||
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aView notNil ifTrue:[ |
113 |
v useSameFontAs:aView. |
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114 |
]. |
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115 |
||
2622 | 116 |
"/ actions |
2623 | 117 |
updateCodePoint := [ |
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|selectedCodePoint selectedChar |
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isLetter isDigit isUppercase isLowercase| |
2623 | 120 |
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121 |
selectedCodePoint := v selectedCodePoint. |
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selectedCodePoint isNil ifTrue:[ |
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2625 | 123 |
codePointLabel label:clickLabel |
2623 | 124 |
] ifFalse:[ |
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selectedChar := Character value:selectedCodePoint. |
2653 | 126 |
(#('unicde' 'iso10646-1' 'iso8859-1' 'ascii') includes:(v font encoding)) |
127 |
ifTrue:[ |
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128 |
isLetter := selectedChar isNationalLetter. |
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129 |
isDigit := selectedChar isNationalDigit. |
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130 |
isUppercase := selectedChar isUppercase. |
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131 |
isLowercase := selectedChar isLowercase. |
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] ifFalse:[ |
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isLetter := isDigit := isUppercase := isLowercase := false. "/ actually: unknown |
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134 |
]. |
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135 |
codePointLabel |
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136 |
label: |
2653 | 137 |
('Selected: u%1 %2 %3 %4' |
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138 |
bindWith:((selectedCodePoint printStringRadix:16) leftPaddedTo:4 with:$0) |
2653 | 139 |
with:((selectedCodePoint printString) leftPaddedTo:5) |
140 |
with:(isUppercase ifTrue:'Uc' ifFalse:[isLowercase ifTrue:'lc' ifFalse:'']) |
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141 |
with:(isLetter ifTrue:'Letter' ifFalse:[(isDigit ifTrue:'Digit' ifFalse:'')]) |
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142 |
). |
2623 | 143 |
]. |
144 |
codePointLabel repairDamage. |
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]. |
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||
2622 | 147 |
update := [ |
2623 | 148 |
|uOffs selectedCodePoint| |
2622 | 149 |
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150 |
uOffs := v codePage * 16r0100. |
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2623 | 151 |
rangeLabel label:('u%1 ... u%2' |
2622 | 152 |
bindWith:((uOffs printStringRadix:16) leftPaddedTo:4 with:$0) |
153 |
with:(((uOffs + 16rFF) printStringRadix:16) leftPaddedTo:4 with:$0)). |
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2623 | 154 |
rangeLabel repairDamage. |
2622 | 155 |
]. |
156 |
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2639 | 157 |
minPage ~~ maxPage ifTrue:[ |
158 |
enable := [ |
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v codePage > minPage ifTrue:[ |
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160 |
bPrev enable. |
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bFirst enable. |
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] ifFalse:[ |
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bPrev disable. |
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bFirst disable. |
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]. |
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v codePage < maxPage ifTrue:[ |
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bNext enable. |
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bLast enable. |
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] ifFalse:[ |
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bNext disable. |
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bLast disable. |
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]. |
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2622 | 173 |
]. |
2639 | 174 |
]. |
2622 | 175 |
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176 |
next := [ |
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v codePage:(v codePage + 1). |
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enable value. |
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update value. |
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]. |
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181 |
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182 |
prev := [ |
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v codePage:(v codePage - 1). |
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184 |
enable value. |
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185 |
update value. |
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]. |
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187 |
||
2623 | 188 |
first := [ |
2628 | 189 |
v codePage:minPage. |
2623 | 190 |
enable value. |
191 |
update value. |
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192 |
]. |
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2622 | 193 |
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2623 | 194 |
last := [ |
2628 | 195 |
v codePage:maxPage. |
2623 | 196 |
enable value. |
197 |
update value. |
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198 |
]. |
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2622 | 199 |
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2639 | 200 |
minPage ~~ maxPage ifTrue:[ |
201 |
bFirst := Button label:(ToolbarIconLibrary start16x16Icon) in:panel. |
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202 |
bFirst action:first. |
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2623 | 203 |
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2639 | 204 |
bPrev := Button label:(ToolbarIconLibrary back16x16Icon) in:panel. |
205 |
bPrev controller beTriggerOnDown. |
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bPrev action:prev. |
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207 |
bPrev disable. |
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208 |
bPrev autoRepeat:true. |
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2623 | 209 |
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2639 | 210 |
bNext := Button label:(ToolbarIconLibrary forward16x16Icon) in:panel. |
211 |
bNext controller beTriggerOnDown. |
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212 |
bNext action:next. |
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213 |
bNext autoRepeat:true. |
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2622 | 214 |
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2639 | 215 |
bLast := Button label:(ToolbarIconLibrary finish16x16Icon) in:panel. |
216 |
bLast action:last. |
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217 |
bLast disable. |
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]. |
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2623 | 219 |
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220 |
rangeLabel := Label label:'RangeStart .. RangeStop' in:panel. |
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2626 | 221 |
codePointLabel := Label label:clickLabel in:panel. |
2624 | 222 |
codePointLabel foregroundColor:(Color blue). |
223 |
||
2622 | 224 |
update value. |
2639 | 225 |
enable value. |
2622 | 226 |
|
2623 | 227 |
v selectedCodePointHolder onChangeEvaluate:updateCodePoint. |
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diff
changeset
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228 |
v codePageHolder onChangeEvaluate:update. |
2623 | 229 |
|
2624 | 230 |
w := v preferredExtent x max:(panel preferredExtent x). |
231 |
h := v preferredExtent y + (panel preferredExtent y). |
|
232 |
top extent:(w @ h). |
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233 |
||
2649 | 234 |
aView notNil ifTrue:[ |
235 |
top application:(aView application). |
|
236 |
top beSlave. |
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237 |
]. |
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2620 | 238 |
top open. |
2623 | 239 |
^ v |
2620 | 240 |
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241 |
" |
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242 |
self openOn:(View defaultFont). |
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2648
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parents:
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diff
changeset
|
243 |
self openOn:(Font family:'courier' face:'medium' style:'roman' size:12 encoding:'iso10646-1'). |
2620 | 244 |
" |
245 |
! ! |
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246 |
||
2622 | 247 |
!CharacterSetView methodsFor:'accessing'! |
248 |
||
249 |
codePage |
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2623 | 250 |
^ codePageHolder value |
2622 | 251 |
! |
252 |
||
253 |
codePage:pageNr |
|
2623 | 254 |
codePageHolder value:pageNr. |
255 |
! |
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256 |
||
257 |
codePageHolder |
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258 |
^ codePageHolder |
|
259 |
! |
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2622 | 260 |
|
2623 | 261 |
selectedCodePoint |
262 |
^ selectedCodePointHolder value |
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263 |
! |
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264 |
||
265 |
selectedCodePointHolder |
|
266 |
^ selectedCodePointHolder |
|
2622 | 267 |
! ! |
268 |
||
2649 | 269 |
!CharacterSetView methodsFor:'change & update'! |
270 |
||
271 |
update:something with:aParameter from:changedObject |
|
272 |
something == #font ifTrue:[ |
|
273 |
self font:(masterViewOrNil font). |
|
274 |
^ self. |
|
275 |
]. |
|
276 |
super update:something with:aParameter from:changedObject |
|
277 |
! ! |
|
278 |
||
2620 | 279 |
!CharacterSetView methodsFor:'drawing'! |
280 |
||
281 |
redraw |
|
2624 | 282 |
|wCol hRow dY| |
2620 | 283 |
|
284 |
wCol := width / 16. |
|
285 |
hRow := height / 16. |
|
286 |
||
2624 | 287 |
dY := (hRow - (font height)) // 2 + (font ascent). |
2620 | 288 |
|
289 |
0 to:15 do:[:row | |
|
2626 | 290 |
|y0 y1 y rowBase| |
2620 | 291 |
|
292 |
rowBase := row * 16r10. |
|
2623 | 293 |
y := y0 := row * hRow. |
2626 | 294 |
y := y rounded asInteger. |
2624 | 295 |
y := y + dY. |
2626 | 296 |
|
297 |
y1 := (row+1) * hRow. |
|
298 |
y1 := y1 rounded asInteger. |
|
299 |
||
2620 | 300 |
0 to:15 do:[:col | |
2626 | 301 |
|x0 x1 x codePoint s| |
2620 | 302 |
|
2630 | 303 |
codePoint := (self codePage * 16r100) + (rowBase + col). |
304 |
s := (Character value:codePoint) asString. |
|
2620 | 305 |
|
2623 | 306 |
x := x0 := (col * wCol) rounded asInteger. |
2626 | 307 |
x := x rounded asInteger. |
2620 | 308 |
x := x + (wCol / 2). |
2626 | 309 |
x := x - ((font widthOf:s) // 2). |
310 |
||
311 |
x1 := ((col+1) * wCol) rounded asInteger. |
|
312 |
x1 := x1 rounded asInteger. |
|
2623 | 313 |
|
314 |
codePoint == self selectedCodePoint ifTrue:[ |
|
2624 | 315 |
self paint:(Color red). |
2626 | 316 |
self fillRectangle:((x0+1)@(y0+1) corner:(x1)@(y1)). |
2624 | 317 |
self paint:(Color white). |
2623 | 318 |
self displayString:s x:x y:y. |
319 |
self paint:(Color black). |
|
320 |
] ifFalse:[ |
|
321 |
self displayString:s x:x y:y. |
|
322 |
]. |
|
2620 | 323 |
]. |
324 |
]. |
|
325 |
||
2631 | 326 |
0 to:16 do:[:col | |
327 |
|x| |
|
328 |
||
329 |
x := (col * wCol) rounded asInteger. |
|
330 |
self displayLineFromX:x y:0 toX:x y:height-1. |
|
331 |
]. |
|
332 |
||
333 |
0 to:15 do:[:row | |
|
334 |
|y| |
|
335 |
||
336 |
y := (row * hRow) rounded asInteger. |
|
337 |
self displayLineFromX:0 y:y toX:width y:y. |
|
338 |
]. |
|
339 |
||
2620 | 340 |
" |
341 |
(self extent:300@600) open |
|
342 |
" |
|
343 |
! |
|
344 |
||
345 |
sizeChanged:how |
|
346 |
self clear. |
|
347 |
self redraw. |
|
348 |
! ! |
|
349 |
||
2623 | 350 |
!CharacterSetView methodsFor:'event handling'! |
351 |
||
352 |
buttonPress:button x:x y:y |
|
353 |
|wCol hRow row col code| |
|
354 |
||
355 |
wCol := width / 16. |
|
356 |
hRow := height / 16. |
|
357 |
||
358 |
row := y // hRow. |
|
359 |
col := x // wCol. |
|
360 |
||
361 |
code := (self codePage*16r0100) + (row * 16) + col. |
|
362 |
selectedCodePointHolder value:code. |
|
363 |
! |
|
364 |
||
365 |
codePageChanged |
|
366 |
realized ifTrue:[ |
|
367 |
self clear. |
|
368 |
self redraw. |
|
369 |
]. |
|
370 |
! |
|
371 |
||
2648
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
372 |
keyPress:key x:x y:y |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
2639
diff
changeset
|
373 |
|cp ncp| |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
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diff
changeset
|
374 |
|
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
2639
diff
changeset
|
375 |
cp := selectedCodePointHolder value. |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
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diff
changeset
|
376 |
key == #CursorRight ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
2639
diff
changeset
|
377 |
ncp := (cp + 1). |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
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diff
changeset
|
378 |
]. |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
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diff
changeset
|
379 |
key == #CursorLeft ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
380 |
ncp := (cp - 1). |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
381 |
]. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
382 |
key == #CursorDown ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
383 |
ncp := (cp + 16). |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
384 |
]. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
385 |
key == #CursorUp ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
386 |
ncp := (cp - 16). |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
387 |
]. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
388 |
ncp notNil ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
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diff
changeset
|
389 |
ncp >= 0 ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
390 |
ncp <= 16rFFFF ifTrue:[ |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
2639
diff
changeset
|
391 |
codePageHolder value:(ncp bitShift:-8). |
188fb279a589
isUppercase / isLowercase / isLetter display
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parents:
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diff
changeset
|
392 |
selectedCodePointHolder value:ncp. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
393 |
] |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
394 |
]. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
395 |
^ self. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
396 |
]. |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
397 |
|
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
398 |
super keyPress:key x:x y:y |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
399 |
! |
188fb279a589
isUppercase / isLowercase / isLetter display
Claus Gittinger <cg@exept.de>
parents:
2639
diff
changeset
|
400 |
|
2623 | 401 |
selectedCodePointChanged |
402 |
realized ifTrue:[ |
|
403 |
self clear. |
|
404 |
self redraw. |
|
405 |
]. |
|
406 |
! ! |
|
407 |
||
2649 | 408 |
!CharacterSetView methodsFor:'initialization & release'! |
409 |
||
410 |
destroy |
|
411 |
masterViewOrNil notNil ifTrue:[ |
|
412 |
masterViewOrNil removeDependent:self. |
|
413 |
masterViewOrNil := nil. |
|
414 |
]. |
|
415 |
super destroy. |
|
416 |
! |
|
2622 | 417 |
|
418 |
initialize |
|
419 |
super initialize. |
|
2623 | 420 |
codePageHolder := 0 asValue. |
421 |
codePageHolder onChangeSend:#codePageChanged to:self. |
|
422 |
||
423 |
selectedCodePointHolder := ValueHolder new. |
|
424 |
selectedCodePointHolder onChangeSend:#selectedCodePointChanged to:self. |
|
2649 | 425 |
! |
426 |
||
427 |
useSameFontAs:aView |
|
428 |
masterViewOrNil := aView. |
|
429 |
masterViewOrNil addDependent:self |
|
2622 | 430 |
! ! |
431 |
||
2624 | 432 |
!CharacterSetView methodsFor:'queries'! |
433 |
||
434 |
preferredExtent |
|
435 |
preferredExtent notNil ifTrue:[ |
|
436 |
^ preferredExtent |
|
437 |
]. |
|
438 |
||
439 |
^ ((4 + font width + 4) * 16) |
|
440 |
@ |
|
441 |
((4 + font height + 4) * 16) |
|
442 |
! ! |
|
443 |
||
2620 | 444 |
!CharacterSetView class methodsFor:'documentation'! |
445 |
||
446 |
version |
|
2660 | 447 |
^ '$Header: /cvs/stx/stx/libwidg2/CharacterSetView.st,v 1.15 2004-02-26 16:17:23 cg Exp $' |
2620 | 448 |
! ! |