author | ca |
Sat, 16 Nov 2002 12:30:52 +0100 | |
changeset 2380 | df8d81cebb74 |
parent 2306 | d25ae934c8d8 |
child 2387 | 206662f654e4 |
permissions | -rw-r--r-- |
1431 | 1 |
" |
2 |
COPYRIGHT (c) 1999 by eXept Software AG |
|
3 |
All Rights Reserved |
|
4 |
||
5 |
This software is furnished under a license and may be used |
|
6 |
only in accordance with the terms of that license and with the |
|
7 |
inclusion of the above copyright notice. This software may not |
|
8 |
be provided or otherwise made available to, or used by, any |
|
9 |
other person. No title to or ownership of the software is |
|
10 |
hereby transferred. |
|
11 |
" |
|
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||
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||
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"{ Package: 'stx:libwidg2' }" |
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||
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HierarchicalList subclass:#HierarchicalFileList |
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instanceVariableNames:'matchBlock indicatorList indicatorTask sortBlock' |
2138 | 18 |
classVariableNames:'' |
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poolDictionaries:'' |
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category:'Views-Support' |
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! |
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HierarchicalItem subclass:#HierarchicalFileItem |
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instanceVariableNames:'icon contentsItem' |
2293 | 25 |
classVariableNames:'LastUIDToUserNameMapping LastGIDToGroupNameMapping' |
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poolDictionaries:'' |
27 |
privateIn:HierarchicalFileList |
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! |
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HierarchicalFileList::HierarchicalFileItem subclass:#File |
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instanceVariableNames:'' |
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classVariableNames:'' |
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poolDictionaries:'' |
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privateIn:HierarchicalFileList |
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! |
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HierarchicalFileList::HierarchicalFileItem subclass:#Directory |
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instanceVariableNames:'modificationTime fetchOperation' |
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classVariableNames:'' |
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poolDictionaries:'' |
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privateIn:HierarchicalFileList |
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! |
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HierarchicalFileList::Directory subclass:#RemoteDirectory |
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instanceVariableNames:'' |
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classVariableNames:'' |
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poolDictionaries:'' |
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privateIn:HierarchicalFileList |
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! |
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!HierarchicalFileList class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1999 by eXept Software AG |
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All Rights Reserved |
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||
58 |
This software is furnished under a license and may be used |
|
59 |
only in accordance with the terms of that license and with the |
|
60 |
inclusion of the above copyright notice. This software may not |
|
61 |
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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!HierarchicalFileList class methodsFor:'examples'! |
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||
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examples |
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" |
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open filebrowser without monitoring cycle |
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||
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[exBegin] |
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|top sel list directory| |
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list := HierarchicalFileList new. |
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list showRoot:false. |
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list matchBlock:[:fn :isDir| true ]. |
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directory := Filename currentDirectory. |
82 |
directory := Filename homeDirectory. |
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84 |
list directory:(directory asAbsoluteFilename). |
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top := StandardSystemView new; extent:300@300. |
87 |
sel := ScrollableView for:HierarchicalListView miniScroller:true |
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origin:0.0@0.0 corner:1.0@1.0 in:top. |
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90 |
sel doubleClickAction:[:i| (list at:i) toggleExpand ]. |
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sel indicatorAction:[:i| (list at:i) toggleExpand ]. |
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||
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sel hasConstantHeight:true. |
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sel list:list. |
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top open. |
2259 | 97 |
[exEnd] |
2306 | 98 |
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100 |
open filebrowser and monitore contents |
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101 |
[exBegin] |
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|top sel list directory| |
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104 |
list := HierarchicalFileList new. |
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list showRoot:false. |
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list matchBlock:[:fn :isDir| true ]. |
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108 |
directory := Filename currentDirectory. |
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directory := Filename homeDirectory. |
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110 |
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111 |
list directory:(directory asAbsoluteFilename). |
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113 |
top := StandardSystemView new; extent:300@300. |
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sel := ScrollableView for:HierarchicalListView miniScroller:true |
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origin:0.0@0.0 corner:1.0@1.0 in:top. |
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sel doubleClickAction:[:i| (list at:i) toggleExpand ]. |
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sel indicatorAction:[:i| (list at:i) toggleExpand ]. |
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sel hasConstantHeight:true. |
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sel list:list. |
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list monitoringTaskDelay:0.5. |
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top open. |
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[exEnd] |
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||
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" |
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! ! |
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!HierarchicalFileList class methodsFor:'helpers'! |
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forInfoItem:aItem |
132 |
"instance creation helper |
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" |
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| info fileType retItem| |
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136 |
info := aItem info. |
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fileType := aItem type. |
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138 |
retItem := self itemFor:aItem fileName fileType:fileType. |
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retItem fileInfo:info. |
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^ retItem |
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! |
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itemFor:aFileOrDirectoryName fileType:fileType |
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"instance creation helper |
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" |
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146 |
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fileType == #directory ifTrue:[ |
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^ Directory fileName:aFileOrDirectoryName. |
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]. |
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fileType == #remoteDirectory ifTrue:[ |
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^ RemoteDirectory fileName:aFileOrDirectoryName. |
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]. |
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^ File fileName:aFileOrDirectoryName. |
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! ! |
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!HierarchicalFileList methodsFor:'accessing'! |
158 |
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159 |
directory |
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160 |
"returns the root directory or nil |
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161 |
" |
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162 |
^ root notNil ifTrue:[root fileName] ifFalse:[nil] |
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163 |
||
164 |
! |
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165 |
||
166 |
directory:aDirectory |
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167 |
"set the root directory or nil |
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168 |
" |
|
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self directory:aDirectory expand:true |
170 |
! |
|
171 |
||
172 |
directory:aDirectory expand:doExpand |
|
173 |
"set the root directory or nil |
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174 |
" |
|
2294 | 175 |
|directory fileInfo current newRootItem| |
1390 | 176 |
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"/ must explicitly enabled by user: ca |
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"/ monitoringTaskDelay := 1. |
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|
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aDirectory notNil ifTrue:[ directory := aDirectory asFilename ] |
181 |
ifFalse:[ directory := nil ]. |
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182 |
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183 |
current := self directory. |
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184 |
current = directory ifTrue:[^ self]. |
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185 |
||
186 |
(directory isNil or:[directory exists not]) ifTrue:[ |
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187 |
self root:nil. |
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188 |
^ self |
|
189 |
]. |
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190 |
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191 |
fileInfo := directory info. |
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fileInfo notNil ifTrue:[ |
194 |
fileInfo isDirectory ifFalse:[ |
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195 |
directory := directory directory. |
|
196 |
current = directory ifTrue:[ |
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197 |
^ self |
|
198 |
]. |
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199 |
fileInfo := directory info. |
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200 |
] |
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1390 | 201 |
]. |
2299 | 202 |
|
203 |
newRootItem := HierarchicalFileItem fileName:directory asCanonicalizedFilename. |
|
2294 | 204 |
doExpand ifTrue:[ newRootItem setExpanded:true ]. |
205 |
self root:newRootItem. |
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2259 | 206 |
! |
207 |
||
208 |
root:aRoot |
|
209 |
"stop update-task |
|
210 |
" |
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211 |
self criticalDo:[ |
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2306 | 212 |
indicatorList notNil ifTrue:[ |
2259 | 213 |
indicatorList do:[:el| el resetFetchIndicator ]. |
214 |
indicatorList removeAll. |
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] |
|
216 |
]. |
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2306 | 217 |
aRoot notNil ifTrue:[ |
2267 | 218 |
self showRoot ifFalse:[aRoot setExpanded:true ] |
2259 | 219 |
]. |
220 |
^ super root:aRoot |
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1390 | 221 |
! ! |
222 |
||
223 |
!HierarchicalFileList methodsFor:'actions'! |
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224 |
||
225 |
matchBlock |
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226 |
"set the matchBlock - if non-nil, it controls which files are visible. |
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" |
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228 |
^ matchBlock |
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229 |
||
230 |
! |
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231 |
||
232 |
matchBlock:aBlock |
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"set the matchBlock - if non-nil, it controls which files are visible. |
|
234 |
" |
|
235 |
matchBlock := aBlock. |
|
1866 | 236 |
|
237 |
root notNil ifTrue:[ |
|
1867 | 238 |
self recursionLock critical:[ |
239 |
self stopMonitoringTask. |
|
240 |
root matchBlockChanged. |
|
241 |
]. |
|
242 |
self startMonitoringTask. |
|
1866 | 243 |
]. |
1867 | 244 |
|
2293 | 245 |
! |
246 |
||
247 |
sortBlock |
|
248 |
"set the matchBlock - if non-nil, it controls which files are visible. |
|
249 |
" |
|
2296 | 250 |
sortBlock notNil ifTrue:[ ^ sortBlock ]. |
251 |
||
252 |
sortBlock := [:a :b| |aIsDir| |
|
253 |
aIsDir := a isDirectory. |
|
254 |
aIsDir == b isDirectory ifTrue:[a fileName name <= b fileName name] |
|
255 |
ifFalse:[aIsDir]. |
|
2293 | 256 |
]. |
257 |
^ sortBlock |
|
258 |
! |
|
259 |
||
260 |
sortBlock:aBlock |
|
261 |
"set the matchBlock - if non-nil, it controls which files are visible. |
|
262 |
" |
|
263 |
sortBlock := aBlock. |
|
264 |
||
265 |
root notNil ifTrue:[ |
|
266 |
self recursionLock critical:[ |
|
267 |
self stopMonitoringTask. |
|
2294 | 268 |
root recursiveSort:aBlock. |
2293 | 269 |
]. |
270 |
self startMonitoringTask. |
|
271 |
]. |
|
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! ! |
273 |
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!HierarchicalFileList methodsFor:'private monitoring task'! |
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monitoringCycle |
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"the block evaluated by the monitoring task; test whether directory is expanded |
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otherwise we have not to evaluate the directory contents. |
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think about remote file-systems |
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" |
2380 | 281 |
|index item| |
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item := root. |
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index := showRoot ifTrue:[1] ifFalse:[0]. |
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item isNil ifTrue:[ |
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item := self at:index ifAbsent:nil. |
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]. |
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[item notNil] whileTrue:[ |
2380 | 291 |
dependents size == 0 ifTrue:[ ^ self ]. |
292 |
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item isDirectory ifTrue:[ |
2267 | 294 |
item monitoringCycle |
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]. |
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296 |
Processor yield. |
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index := index + 1. |
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item := self at:index ifAbsent:nil. |
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299 |
]. |
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! ! |
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301 |
|
1390 | 302 |
!HierarchicalFileList methodsFor:'protocol'! |
303 |
||
304 |
childrenFor:anItem |
|
305 |
"returns all visible children derived from the physical |
|
306 |
directory contents. |
|
307 |
" |
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|
308 |
|contents list matchBlock| |
1390 | 309 |
|
2130 | 310 |
anItem isDirectory ifFalse:[^ #()]. |
1390 | 311 |
|
2248 | 312 |
contents := DirectoryContents directoryNamed:anItem fileName. |
2306 | 313 |
contents isNil ifTrue:[ ^ #() ]. |
1390 | 314 |
|
2248 | 315 |
list := OrderedCollection new. |
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316 |
matchBlock := self matchBlockFor:anItem. |
2130 | 317 |
|
2297 | 318 |
contents itemsDo:[:anItem| |
319 |
(matchBlock isNil or:[matchBlock value:(anItem fileName) value:(anItem isDirectory)]) ifTrue:[ |
|
320 |
list add:(HierarchicalFileItem forContentsItem:anItem). |
|
1390 | 321 |
] |
322 |
]. |
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|
323 |
|
2130 | 324 |
list isEmpty ifTrue:[^ #()]. |
2293 | 325 |
list sort:self sortBlock. |
2248 | 326 |
^ list |
1390 | 327 |
! |
328 |
||
329 |
hasChildrenFor:anItem |
|
330 |
"returns true if the physical directory contains at least |
|
331 |
one visible item otherwise false. |
|
332 |
" |
|
333 |
|block| |
|
334 |
||
335 |
anItem isDirectory ifFalse:[ |
|
336 |
^ false |
|
337 |
]. |
|
338 |
||
339 |
(block := self matchBlockFor:anItem) isNil ifTrue:[ |
|
340 |
block := [:aFilename :isDirectory| true ] |
|
341 |
]. |
|
342 |
^ DirectoryContents directoryNamed:(anItem fileName) detect:block |
|
343 |
! |
|
344 |
||
345 |
iconFor:anItem |
|
346 |
"returns the icon for an item |
|
347 |
" |
|
2306 | 348 |
anItem isDirectory ifTrue:[ |
349 |
(anItem isExpanded and:[anItem hasChildren]) ifTrue:[ |
|
350 |
^ FileBrowser iconForKeyMatching:#directoryOpen |
|
351 |
]. |
|
352 |
(anItem isRemoteDirectory) ifTrue:[ |
|
353 |
^ FileBrowser iconForKeyMatching:#directoryNetwork |
|
354 |
]. |
|
2223
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|
355 |
]. |
2180 | 356 |
^ FileBrowser iconForFile:(anItem fileName) |
1390 | 357 |
! |
358 |
||
359 |
matchBlockFor:anItem |
|
360 |
"get the matchBlock - if non-nil, it controls which files are |
|
361 |
visible within the physical directory |
|
362 |
" |
|
363 |
^ matchBlock |
|
364 |
! ! |
|
365 |
||
1581 | 366 |
!HierarchicalFileList methodsFor:'searching'! |
367 |
||
2272 | 368 |
findLastForFile:aPathOrFile |
369 |
"find last item which matches the path or file |
|
370 |
returns the item or nil if not contained in self |
|
1581 | 371 |
" |
2272 | 372 |
|file searchItem rootDir rootComponents searchComponents| |
1581 | 373 |
|
2272 | 374 |
(aPathOrFile isNil or:[root isNil]) ifTrue:[ |
1582 | 375 |
^ nil |
1581 | 376 |
]. |
377 |
||
2272 | 378 |
file := aPathOrFile asFilename. |
379 |
file exists ifFalse:[ ^ nil ]. |
|
1581 | 380 |
|
2272 | 381 |
rootDir := root fileName asAbsoluteFilename. |
2290
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|
382 |
"/ file := file asAbsoluteFilename. |
2272 | 383 |
|
1581 | 384 |
|
2290
29e279812a45
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|
385 |
"/ (file pathName startsWith:(rootDir pathName)) ifFalse:[ |
29e279812a45
search not for absoluteFilename in searchItem to get the link files
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|
386 |
(file asString startsWith:(rootDir pathName)) ifFalse:[ |
2272 | 387 |
"not included" |
388 |
^ nil |
|
1581 | 389 |
]. |
2272 | 390 |
rootComponents := rootDir components. |
2299 | 391 |
searchComponents := file asCanonicalizedFilename components. |
2272 | 392 |
searchItem := root. |
1581 | 393 |
|
2272 | 394 |
searchComponents from:(rootComponents size + 1) do:[:aName| |child| |
395 |
child := searchItem detect:[:el| el baseName = aName ] ifNone:nil. |
|
396 |
||
397 |
child isNil ifTrue:[ ^ searchItem ]. |
|
398 |
searchItem := child. |
|
1581 | 399 |
]. |
2272 | 400 |
^ searchItem |
1581 | 401 |
! ! |
402 |
||
2259 | 403 |
!HierarchicalFileList methodsFor:'update'! |
404 |
||
405 |
startIndicatorValidationFor:anItem |
|
406 |
"an item will be registered for an indication update |
|
407 |
" |
|
408 |
|prio| |
|
409 |
||
410 |
self criticalDo:[ |
|
411 |
indicatorList size == 0 ifTrue:[ |
|
412 |
indicatorList := OrderedCollection new. |
|
413 |
] ifFalse:[ |
|
414 |
indicatorList removeIdentical:anItem ifAbsent:nil. |
|
415 |
]. |
|
416 |
"/ indicatorList addFirst:anItem. |
|
417 |
indicatorList add:anItem. |
|
418 |
||
2306 | 419 |
indicatorTask isNil ifTrue:[ |
2259 | 420 |
prio := Processor activePriority. |
421 |
indicatorTask := [ self updateIndicatorCycle. ] forkAt:(prio - 1). |
|
422 |
indicatorTask priorityRange:(prio-1 to:prio). |
|
423 |
] |
|
424 |
]. |
|
425 |
! |
|
426 |
||
427 |
stopIndicatorValidationFor:anItem |
|
428 |
"stop the indicator validation for an item |
|
429 |
" |
|
430 |
self criticalDo:[ |
|
2306 | 431 |
indicatorList notNil ifTrue:[ |
2259 | 432 |
indicatorList removeIdentical:anItem ifAbsent:nil. |
433 |
anItem resetFetchIndicator. |
|
434 |
] |
|
435 |
]. |
|
436 |
! |
|
437 |
||
438 |
updateIndicatorCycle |
|
439 |
"run fetching indicator task cycle. |
|
440 |
This is done in the background to avoid long startup |
|
441 |
delays, in case the indicator information takes long to |
|
442 |
gather (i.e. when reading directories) |
|
443 |
" |
|
444 |
|repeat task item| |
|
445 |
||
446 |
repeat := true. |
|
447 |
task := indicatorTask. |
|
448 |
||
449 |
[ [ task notNil ] whileTrue:[ |
|
450 |
self criticalDo:[ |
|
451 |
( dependents size ~~ 0 "/ no dependencies (stop task) |
|
452 |
and:[indicatorList size ~~ 0] "/ nothing to do |
|
453 |
) ifTrue:[ |
|
454 |
item := indicatorList removeFirst. |
|
455 |
||
456 |
(self includesIdentical:item) ifFalse:[ |
|
457 |
"/ no longer visible |
|
458 |
item resetFetchIndicator. |
|
459 |
item := nil |
|
460 |
] |
|
461 |
] ifFalse:[ |
|
462 |
item := indicatorTask := task := nil |
|
463 |
] |
|
464 |
]. |
|
2306 | 465 |
item notNil ifTrue:[ |
2259 | 466 |
item fetchIndicator. |
467 |
Processor yield. |
|
468 |
]. |
|
469 |
] |
|
470 |
] valueNowOrOnUnwindDo:[ |
|
2306 | 471 |
task notNil ifTrue:[ |
2259 | 472 |
"/ oops, process terminated |
473 |
self criticalDo:[ |
|
474 |
"/ test whether a new task already started |
|
475 |
indicatorTask == task ifTrue:[ |
|
476 |
indicatorTask := nil |
|
477 |
] |
|
478 |
] |
|
479 |
] |
|
480 |
]. |
|
481 |
! ! |
|
482 |
||
2223
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monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
483 |
!HierarchicalFileList::HierarchicalFileItem class methodsFor:'instance creation'! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
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parents:
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diff
changeset
|
484 |
|
2297 | 485 |
fileName:aFileName |
486 |
^ self forContentsItem:(DirectoryContents contentsItemForFileName:aFileName) |
|
487 |
! |
|
488 |
||
2299 | 489 |
forContentsItem:aContentsItem |
2294 | 490 |
|item cls| |
491 |
||
2299 | 492 |
cls := HierarchicalFileList::File. |
493 |
||
494 |
aContentsItem notNil ifTrue:[ |
|
495 |
aContentsItem isRemoteDirectory ifTrue:[ |
|
496 |
cls := HierarchicalFileList::RemoteDirectory |
|
2294 | 497 |
] ifFalse:[ |
2299 | 498 |
aContentsItem isDirectory ifTrue:[ |
499 |
cls := HierarchicalFileList::Directory |
|
500 |
] |
|
501 |
]. |
|
2294 | 502 |
]. |
503 |
item := cls basicNew initialize. |
|
2299 | 504 |
item contentsItem:aContentsItem. |
2297 | 505 |
^ item |
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
506 |
! |
1390 | 507 |
|
2294 | 508 |
new |
509 |
self error. |
|
1390 | 510 |
! ! |
511 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
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diff
changeset
|
512 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'accessing'! |
1390 | 513 |
|
514 |
baseName |
|
515 |
"returns the baseName |
|
516 |
" |
|
2297 | 517 |
^ contentsItem fileName baseName. |
518 |
! |
|
519 |
||
520 |
contentsItem:aContentsItem |
|
521 |
contentsItem := aContentsItem |
|
2293 | 522 |
! |
523 |
||
1390 | 524 |
fileName |
525 |
"returns the fileName |
|
526 |
" |
|
2297 | 527 |
^ contentsItem fileName |
1390 | 528 |
! |
529 |
||
2294 | 530 |
fileName:aFilename |
2297 | 531 |
self halt. |
532 |
contentsItem := DirectoryContents contentsItemForFileName:aFilename |
|
533 |
||
534 |
"/ fileName = aFilename ifFalse:[ |
|
535 |
"/ fileName := aFilename. |
|
536 |
"/ self changed:#label |
|
537 |
"/ ]. |
|
1390 | 538 |
! |
539 |
||
2293 | 540 |
fileSize |
541 |
"returns the fileSize |
|
542 |
" |
|
2297 | 543 |
|fileInfo| |
544 |
||
545 |
fileInfo := contentsItem info. |
|
2293 | 546 |
fileInfo isNil ifTrue:[^ nil]. |
2297 | 547 |
^ fileInfo fileSize |
2293 | 548 |
! |
2267 | 549 |
|
2293 | 550 |
group |
551 |
"returns the printable group |
|
552 |
" |
|
2297 | 553 |
|fileInfo gid group| |
2294 | 554 |
|
2297 | 555 |
fileInfo := contentsItem info. |
2294 | 556 |
fileInfo notNil ifTrue:[ |
557 |
gid := fileInfo gid. |
|
2293 | 558 |
|
2294 | 559 |
gid notNil ifTrue:[ |
560 |
(LastGIDToGroupNameMapping notNil and:[gid == LastGIDToGroupNameMapping key]) ifTrue:[ |
|
561 |
^ LastGIDToGroupNameMapping value |
|
562 |
]. |
|
2293 | 563 |
group := OperatingSystem getGroupNameFromID:gid. |
564 |
LastGIDToGroupNameMapping := gid -> group. |
|
2294 | 565 |
^ group |
2293 | 566 |
] |
2267 | 567 |
]. |
2294 | 568 |
^ '???' |
2267 | 569 |
! |
570 |
||
1390 | 571 |
icon |
572 |
"returns the icon key |
|
573 |
" |
|
574 |
|model| |
|
575 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
576 |
icon isNil ifTrue:[ |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
577 |
model := self model. |
2306 | 578 |
model isNil ifTrue:[^ nil]. |
2095 | 579 |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
580 |
icon := model iconFor:self. |
1390 | 581 |
]. |
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
582 |
^ icon. |
1390 | 583 |
! |
584 |
||
585 |
label |
|
586 |
"returns the printable name, the baseName |
|
587 |
" |
|
2297 | 588 |
^ contentsItem fileName baseName |
1390 | 589 |
! |
590 |
||
2293 | 591 |
modificationTime |
592 |
"returns the absolute time of modification |
|
593 |
" |
|
2297 | 594 |
|
595 |
|fileInfo| |
|
596 |
||
597 |
fileInfo := contentsItem info. |
|
2293 | 598 |
fileInfo isNil ifTrue:[^ nil]. |
2297 | 599 |
^ fileInfo modificationTime |
2293 | 600 |
! |
601 |
||
602 |
owner |
|
603 |
"returns the printable owner |
|
604 |
" |
|
2297 | 605 |
|fileInfo uid owner| |
2294 | 606 |
|
2297 | 607 |
fileInfo := contentsItem info. |
2294 | 608 |
fileInfo notNil ifTrue:[ |
609 |
uid := fileInfo uid. |
|
2293 | 610 |
|
2294 | 611 |
uid notNil ifTrue:[ |
612 |
(LastUIDToUserNameMapping notNil and:[uid == LastUIDToUserNameMapping key]) ifTrue:[ |
|
613 |
^ LastUIDToUserNameMapping value |
|
614 |
]. |
|
2293 | 615 |
owner := OperatingSystem getUserNameFromID:uid. |
616 |
LastUIDToUserNameMapping := uid -> owner. |
|
2294 | 617 |
^ owner |
2293 | 618 |
] |
619 |
]. |
|
2294 | 620 |
|
621 |
^ '???' |
|
2293 | 622 |
! |
623 |
||
1390 | 624 |
pathName |
625 |
"returns the pathName |
|
626 |
" |
|
2297 | 627 |
^ contentsItem fileName pathName |
2267 | 628 |
! |
629 |
||
2293 | 630 |
permissions |
631 |
"returns the permissions as printable string |
|
632 |
" |
|
2297 | 633 |
|fileInfo mode perms| |
2267 | 634 |
|
2297 | 635 |
fileInfo := contentsItem info. |
2294 | 636 |
fileInfo notNil ifTrue:[ |
637 |
mode := fileInfo mode. |
|
638 |
||
639 |
mode notNil ifTrue:[ |
|
640 |
perms := String new:9 withAll:$-. |
|
2293 | 641 |
|
2294 | 642 |
1 to:9 by:3 do:[:i| |
643 |
(mode bitAt:i ) == 1 ifTrue:[perms at:10 - i put:$x]. |
|
644 |
(mode bitAt:i + 1) == 1 ifTrue:[perms at:9 - i put:$w]. |
|
645 |
(mode bitAt:i + 2) == 1 ifTrue:[perms at:8 - i put:$r]. |
|
646 |
]. |
|
647 |
^ perms |
|
648 |
] |
|
2293 | 649 |
]. |
2294 | 650 |
^ '???' |
2293 | 651 |
! |
652 |
||
653 |
suffix |
|
654 |
"returns the suffix of the file |
|
655 |
" |
|
2294 | 656 |
(OperatingSystem isUNIXlike and:[(self baseName at:1) == $.]) ifTrue:[ |
657 |
^ '' |
|
2267 | 658 |
]. |
2297 | 659 |
^ contentsItem fileName suffix |
2294 | 660 |
! ! |
661 |
||
662 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'change & update'! |
|
663 |
||
664 |
changed:aParameter |
|
665 |
"the item changed; raise change notification |
|
666 |
" |
|
667 |
aParameter == #icon ifTrue:[ icon := nil ]. |
|
668 |
super changed:aParameter. |
|
669 |
! ! |
|
670 |
||
671 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'instance creation'! |
|
672 |
||
673 |
fileName:aFilename fileInfo:aFileInfoOrNil |
|
2297 | 674 |
self halt. |
675 |
"/ fileName := aFilename. |
|
676 |
"/ fileInfo := aFileInfoOrNil. |
|
1390 | 677 |
! ! |
678 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
679 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'invalidate'! |
1390 | 680 |
|
681 |
invalidate |
|
682 |
"invalidate the contents |
|
683 |
" |
|
684 |
self invalidateRepairNow:false |
|
685 |
||
686 |
! |
|
687 |
||
688 |
invalidateRepairNow |
|
689 |
"invalidate the contents; repair now |
|
690 |
" |
|
691 |
self invalidateRepairNow:true |
|
692 |
||
693 |
! |
|
694 |
||
695 |
invalidateRepairNow:doRepair |
|
696 |
"invalidate the contents; dependent on the boolean |
|
697 |
do repair immediately |
|
698 |
" |
|
699 |
||
700 |
||
1866 | 701 |
! |
702 |
||
703 |
matchBlockChanged |
|
704 |
"called if the matchBlock changed |
|
705 |
" |
|
706 |
||
1390 | 707 |
! ! |
708 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
709 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'printing'! |
2127 | 710 |
|
711 |
printString |
|
712 |
||
713 |
^ super printString, ' for: ', self fileName asString |
|
714 |
! ! |
|
715 |
||
2270 | 716 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'protocol'! |
717 |
||
718 |
flushChildren |
|
719 |
"flush the children because node not visible .... |
|
720 |
canbe redefined by subclass |
|
721 |
" |
|
722 |
children := nil. |
|
723 |
! ! |
|
724 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
725 |
!HierarchicalFileList::HierarchicalFileItem methodsFor:'queries'! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
726 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
727 |
isDirectory |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
728 |
^ false |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
729 |
! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
730 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
731 |
isRemoteDirectory |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
732 |
^ false |
2267 | 733 |
! |
734 |
||
735 |
time |
|
736 |
||
737 |
^ self valueAt:#modified |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
738 |
! ! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
739 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
740 |
!HierarchicalFileList::File methodsFor:'accessing'! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
741 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
742 |
children |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
743 |
"always returns an empty list |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
744 |
" |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
745 |
^ #() |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
746 |
! ! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
747 |
|
1390 | 748 |
!HierarchicalFileList::File methodsFor:'queries'! |
749 |
||
750 |
hasChildren |
|
751 |
"always returns false |
|
752 |
" |
|
753 |
^ false |
|
754 |
! ! |
|
755 |
||
2259 | 756 |
!HierarchicalFileList::Directory class methodsFor:'documentation'! |
757 |
||
758 |
documentation |
|
759 |
" |
|
760 |
[Instance variables:] |
|
761 |
||
2267 | 762 |
fetchOperation <Symbol/Boolean> nil if children is nil, no information about has children |
763 |
#fetching registered in list to be updated for indication |
|
764 |
#hasChildren registered in list to be updated for indication |
|
765 |
#hasNoChildren has children but children list might be nil (remote) |
|
2259 | 766 |
" |
767 |
! ! |
|
768 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
769 |
!HierarchicalFileList::Directory methodsFor:'accessing'! |
1390 | 770 |
|
771 |
children |
|
772 |
"returns the list of children |
|
773 |
" |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
774 |
|model| |
1390 | 775 |
|
2306 | 776 |
children notNil ifTrue:[ ^ children ]. |
1390 | 777 |
|
2259 | 778 |
model := self model. |
2306 | 779 |
model isNil ifTrue:[ ^ nil ]. |
1390 | 780 |
|
2259 | 781 |
model criticalDo:[ |
2306 | 782 |
children isNil ifTrue:[ self readChildren ]. |
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
783 |
]. |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
784 |
^ children |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
785 |
! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
786 |
|
2270 | 787 |
flushChildren |
788 |
"flush the children because node not visible .... |
|
789 |
" |
|
2306 | 790 |
children notNil ifTrue:[ |
2270 | 791 |
"keep hasChildren information |
792 |
" |
|
793 |
children size ~~ 0 ifTrue:[ fetchOperation := #hasChildren ] |
|
794 |
ifFalse:[ fetchOperation := #hasNoChildren ]. |
|
795 |
children := nil. |
|
796 |
]. |
|
797 |
! |
|
798 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
799 |
readChildren |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
800 |
"reads the list of children |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
801 |
" |
2259 | 802 |
|model list hadChildren hasChildren| |
803 |
||
804 |
model := self model. |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
805 |
|
2306 | 806 |
model isNil ifTrue:[ |
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
807 |
"/ must reread later |
2259 | 808 |
fetchOperation := modificationTime := children := nil. |
809 |
^ nil |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
810 |
]. |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
811 |
|
2259 | 812 |
hadChildren := children size ~~ 0. |
813 |
||
814 |
"/ set to suppress reading of children |
|
1867 | 815 |
children := #(). |
2259 | 816 |
fetchOperation := nil. |
2297 | 817 |
modificationTime := self fileName modificationTime. |
2259 | 818 |
model stopIndicatorValidationFor:self. |
819 |
||
1867 | 820 |
list := model childrenFor:self. |
821 |
||
822 |
list size ~~ 0 ifTrue:[ |
|
823 |
list do:[:aChild| aChild parent:self]. |
|
824 |
children := list. |
|
1390 | 825 |
]. |
2259 | 826 |
hasChildren := children size ~~ 0. |
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
827 |
|
2259 | 828 |
hasChildren ~~ hadChildren ifTrue:[ |
829 |
self changed:#redraw |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
830 |
]. |
1390 | 831 |
^ children |
832 |
! ! |
|
833 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
834 |
!HierarchicalFileList::Directory methodsFor:'accessing-hierarchy'! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
835 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
836 |
collapse |
2270 | 837 |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
838 |
super collapse. |
2270 | 839 |
|
840 |
children notNil ifTrue:[ |
|
841 |
children do:[:el| el flushChildren ] |
|
842 |
]. |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
843 |
! |
2104
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
844 |
|
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
845 |
expand |
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
846 |
"expand children; must redefine to raise a notification |
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
847 |
if children are not yet initialized and after initialization empty. |
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
848 |
" |
2270 | 849 |
|
2104
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
850 |
super expand. |
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
851 |
! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
852 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
853 |
recursiveCollapse |
2270 | 854 |
|
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
855 |
super recursiveCollapse. |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
856 |
! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
857 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
858 |
recursiveExpand |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
859 |
"redefined to expand |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
860 |
" |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
861 |
self expand |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
862 |
|
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
863 |
|
2104
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
864 |
! ! |
327f2f77ec12
support remote file-systems (not reading contents of directory if not yet initialized)
ca
parents:
2095
diff
changeset
|
865 |
|
2259 | 866 |
!HierarchicalFileList::Directory methodsFor:'fetching'! |
867 |
||
868 |
basicFetchIndicator |
|
2267 | 869 |
|hasChildren| |
870 |
||
2297 | 871 |
hasChildren := DirectoryContents directoryNamed:self fileName detect:(self model matchBlock). |
2267 | 872 |
hasChildren ifTrue:[ |
873 |
fetchOperation := #hasChildren |
|
874 |
] ifFalse:[ |
|
875 |
fetchOperation := #hasNoChildren |
|
876 |
]. |
|
877 |
children isNil ifTrue:[ |
|
878 |
"setup modification time to suppress monitorCycle |
|
879 |
" |
|
2297 | 880 |
modificationTime := self fileName modificationTime. |
2267 | 881 |
]. |
2259 | 882 |
! |
883 |
||
884 |
fetchIndicator |
|
885 |
"fetch the indicator value which indicates whether children exists or not |
|
886 |
called by the list |
|
887 |
" |
|
2306 | 888 |
children notNil ifTrue:[ |
2259 | 889 |
"/ children already read |
890 |
fetchOperation := nil. |
|
891 |
^ self |
|
892 |
]. |
|
893 |
||
2267 | 894 |
fetchOperation ~~ #fetching ifTrue:[ |
2259 | 895 |
"/ children will be updated .... |
896 |
^ self |
|
897 |
]. |
|
898 |
"/ suppress restart of fetchIndicator |
|
899 |
||
900 |
self basicFetchIndicator. |
|
901 |
||
902 |
children notNil ifTrue:[ |
|
903 |
fetchOperation := nil. |
|
904 |
children notEmpty ifTrue:[ self changed:#redraw ]. |
|
905 |
] ifFalse:[ |
|
906 |
"/ is a remote or very slow file system |
|
2267 | 907 |
fetchOperation == #hasChildren ifTrue:[ |
908 |
self changed:#redraw |
|
909 |
]. |
|
2259 | 910 |
]. |
911 |
! |
|
912 |
||
913 |
resetFetchIndicator |
|
914 |
"update indication cycle has deregistered the item |
|
915 |
" |
|
916 |
fetchOperation := nil. |
|
917 |
! ! |
|
918 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
919 |
!HierarchicalFileList::Directory methodsFor:'queries'! |
1390 | 920 |
|
921 |
hasChildren |
|
922 |
"returns true if children exists |
|
923 |
" |
|
2259 | 924 |
|model| |
925 |
||
926 |
children notNil ifTrue:[ |
|
927 |
fetchOperation := nil. |
|
928 |
^ children size ~~ 0 |
|
929 |
]. |
|
930 |
||
2306 | 931 |
fetchOperation notNil ifTrue:[ |
2267 | 932 |
^ fetchOperation == #hasChildren |
2259 | 933 |
]. |
934 |
||
935 |
model := self model. |
|
936 |
||
937 |
model notNil ifTrue:[ |
|
2267 | 938 |
fetchOperation := #fetching. |
2259 | 939 |
model startIndicatorValidationFor:self. |
940 |
] ifFalse:[ |
|
2267 | 941 |
self error:'should not happen' mayProceed:true. |
2259 | 942 |
fetchOperation := nil |
943 |
]. |
|
2267 | 944 |
^ children size ~~ 0 |
1390 | 945 |
! |
946 |
||
947 |
isDirectory |
|
948 |
"always returns true |
|
949 |
" |
|
950 |
^ true |
|
951 |
||
952 |
||
953 |
! ! |
|
954 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
955 |
!HierarchicalFileList::Directory methodsFor:'validation'! |
1390 | 956 |
|
2267 | 957 |
invalidateRepairNow:doRepair |
958 |
"invalidate contents |
|
959 |
" |
|
960 |
fetchOperation := modificationTime := nil. |
|
961 |
||
962 |
isExpanded ifFalse:[ |
|
963 |
children := nil |
|
964 |
] ifTrue:[ |
|
965 |
doRepair ifTrue:[ |
|
966 |
self monitoringCycle |
|
967 |
] ifFalse:[ |
|
968 |
children size == 0 ifTrue:[ |
|
969 |
"/ expanded but no children added, thus can reset the children |
|
970 |
children := nil |
|
971 |
] |
|
972 |
] |
|
973 |
]. |
|
974 |
! |
|
975 |
||
976 |
matchBlockChanged |
|
977 |
"called if the matchBlock changed |
|
978 |
" |
|
979 |
modificationTime := nil. |
|
980 |
||
981 |
isExpanded ifFalse:[ |
|
982 |
fetchOperation := children := nil. |
|
983 |
] ifTrue:[ |
|
984 |
self monitoringCycle. |
|
985 |
||
986 |
children size ~~ 0 ifTrue:[ |
|
987 |
children do:[:aChild| aChild matchBlockChanged ] |
|
988 |
] |
|
989 |
]. |
|
990 |
! |
|
991 |
||
992 |
monitoringCycle |
|
993 |
"run monitoring cycle |
|
994 |
!!!!!!!! called by the HierarchicalList only !!!!!!!! |
|
995 |
" |
|
996 |
|unusedDict addedItems mergedList size modifyTime model timeChanged| |
|
997 |
||
2297 | 998 |
modifyTime := self fileName modificationTime. |
2306 | 999 |
modifyTime isNil ifTrue:[^ self]. |
2267 | 1000 |
|
1001 |
timeChanged := (modificationTime isNil or:[modifyTime > modificationTime]). |
|
1002 |
modificationTime := modifyTime. |
|
1003 |
||
2306 | 1004 |
children notNil ifTrue:[ |
2267 | 1005 |
timeChanged ifFalse:[ |
1006 |
^ self |
|
1007 |
]. |
|
1008 |
]. |
|
1009 |
||
1010 |
isExpanded ifFalse:[ |
|
1011 |
timeChanged ifTrue:[ |
|
1012 |
fetchOperation := children := nil. |
|
1013 |
self changed:#redraw. |
|
1014 |
]. |
|
1015 |
^ self |
|
1016 |
]. |
|
1017 |
model := self model. |
|
2306 | 1018 |
children isNil ifTrue:[ children := #() ]. "/ disable update during merge |
2267 | 1019 |
|
1020 |
||
1021 |
fetchOperation := nil. |
|
1022 |
mergedList := model childrenFor:self. |
|
1023 |
||
1024 |
mergedList size == 0 ifTrue:[ |
|
1025 |
self removeAll. |
|
1026 |
^ self |
|
1027 |
]. |
|
1028 |
||
1029 |
size := children size. |
|
1030 |
||
1031 |
size == 0 ifTrue:[ |
|
1032 |
self addAll:mergedList. |
|
1033 |
^ self |
|
1034 |
]. |
|
1035 |
||
1036 |
model criticalDo:[ |
|
1037 |
addedItems := OrderedCollection new:128. |
|
1038 |
unusedDict := Dictionary new:size. |
|
1039 |
||
1040 |
children do:[:el| unusedDict at:(el fileName) put:el ]. |
|
1041 |
||
1042 |
mergedList keysAndValuesDo:[:anIndex :anItem| |item| |
|
1043 |
item := unusedDict removeKey:(anItem fileName) ifAbsent:nil. |
|
1044 |
||
1045 |
item notNil ifTrue:[ |
|
1046 |
mergedList at:anIndex put:item |
|
1047 |
] ifFalse:[ |
|
1048 |
addedItems add:anItem. |
|
1049 |
anItem parent:self. |
|
1050 |
]. |
|
1051 |
]. |
|
1052 |
"/ 12 is hardcoded !!!!!!!! |
|
1053 |
||
1054 |
(unusedDict size + addedItems size) > 12 ifTrue:[ |
|
1055 |
"/ generate two nofifications: collapse and expand |
|
1056 |
self collapse. |
|
1057 |
children := mergedList. |
|
1058 |
self expand. |
|
1059 |
] ifFalse:[ |
|
1060 |
unusedDict do:[:el| self remove:el ]. |
|
1061 |
||
1062 |
addedItems notEmpty ifTrue:[ |
|
1063 |
self addAll:addedItems |
|
1064 |
]. |
|
1065 |
"/ children order changed test |
|
1066 |
children := mergedList. |
|
1067 |
self childrenOrderChanged. |
|
1068 |
]. |
|
1069 |
]. |
|
1390 | 1070 |
! ! |
1071 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
1072 |
!HierarchicalFileList::RemoteDirectory methodsFor:'queries'! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
1073 |
|
2267 | 1074 |
hasChildren |
1075 |
"returns true if children exists |
|
1076 |
" |
|
1077 |
children notNil ifTrue:[ |
|
1078 |
fetchOperation := nil. |
|
1079 |
^ children size ~~ 0 |
|
1080 |
]. |
|
1081 |
fetchOperation := #hasChildren. |
|
1082 |
^ true |
|
1083 |
! |
|
1084 |
||
2223
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
1085 |
isRemoteDirectory |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
1086 |
^ true |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
1087 |
! ! |
c34e7fd25e53
monitoring; delayed for directories; never for remoteDirectories
penk
parents:
2180
diff
changeset
|
1088 |
|
1390 | 1089 |
!HierarchicalFileList class methodsFor:'documentation'! |
1090 |
||
1091 |
version |
|
2380 | 1092 |
^ '$Header: /cvs/stx/stx/libwidg2/HierarchicalFileList.st,v 1.37 2002-11-16 11:30:52 ca Exp $' |
1390 | 1093 |
! ! |