author | Claus Gittinger <cg@exept.de> |
Fri, 23 Apr 1999 14:47:39 +0200 | |
changeset 1328 | 95a7d89cf335 |
parent 1168 | 35e46761842f |
child 1462 | e3c0a367a7e8 |
permissions | -rw-r--r-- |
62 | 1 |
" |
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COPYRIGHT (c) 1995 by Claus Gittinger |
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All Rights Reserved |
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||
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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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View subclass:#ProgressIndicator |
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instanceVariableNames:'percentage showPercentage fgColor bgColor connectedTop |
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connectedLabel collector finishAction closeTopWhenDone showBusy |
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busyPosition busyDelta busyIndicationProcess' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'Views-Misc' |
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! |
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||
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!ProgressIndicator class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1995 by Claus Gittinger |
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All Rights Reserved |
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||
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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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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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other person. No title to or ownership of the software is |
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34 |
hereby transferred. |
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" |
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! |
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||
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documentation |
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" |
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a view showing a rectangle filled according the percentage value. |
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Can be used as a progress indicator a la MSwindows; |
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it can also be configured as a non-percentage busy indication |
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via the showBusyIndication flag (a la netscape). |
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Can be used as a widget within an application, or |
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via the convenient #inBox: instance creation messages, |
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which shows a progressDisplay in a modalBox, while some |
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action is performed. |
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See examples. |
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[author:] |
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Claus Gittinger |
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[see also:] |
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ActionWaitBox AnimatedLabel |
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" |
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! |
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||
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examples |
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" |
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basic (internal) interface |
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(if progress indicator is to be used in a complex box ...): |
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Before you get frustrated - see the convenient-interface examples |
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at the end ;-) |
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||
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[exBegin] |
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|top p h| |
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top := ModalBox new. |
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top extent:300@100. |
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top label:'Progress'. |
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p := ProgressIndicator in:top. |
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p origin:(0.0@0.5) corner:(1.0@0.5). |
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p level:-1. |
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h := p preferredExtent y. |
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p topInset:(h // 2) negated; |
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bottomInset:(h // 2) negated; |
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leftInset:5; |
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rightInset:5. |
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[ |
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1 to:100 do:[:val | |
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(Delay forSeconds:0.05) wait. |
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p percentage:val |
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]. |
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top hide. |
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] fork. |
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top open. |
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[exEnd] |
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as a busy indicator |
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[exBegin] |
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|top p h| |
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top := ModalBox new. |
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top extent:300@100. |
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top label:'Busy'. |
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p := ProgressIndicator in:top. |
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p origin:(0.0@0.5) corner:(1.0@0.5). |
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p level:-1. |
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h := p preferredExtent y. |
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p topInset:(h // 2) negated; |
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bottomInset:(h // 2) negated; |
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leftInset:5; |
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rightInset:5. |
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p showBusyIndication:true. |
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[ |
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'do something here ....'. |
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(Delay forSeconds:5) wait. |
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top hide. |
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] fork. |
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top open. |
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[exEnd] |
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changing colors, turning percentage display off: |
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[exBegin] |
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|top p h| |
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top := StandardSystemView new. |
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top extent:300@100. |
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top label:'Progress'. |
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p := ProgressIndicator in:top. |
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p origin:(0.0@0.5) corner:(1.0@0.5). |
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p level:-1. |
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p showPercentage:false. |
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p foregroundColor:(Color red). |
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h := 10. |
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p topInset:(h // 2) negated; |
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bottomInset:(h // 2) negated; |
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leftInset:5; |
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rightInset:5. |
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top open. |
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[ |
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1 to:100 do:[:val | |
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(Delay forSeconds:0.05) wait. |
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p percentage:val |
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] |
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] fork |
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[exEnd] |
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|
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as a busy indicator and percentage display (as in netscape) |
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[exBegin] |
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|top p h| |
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|
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top := ModalBox new. |
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top extent:300@60. |
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top label:'Busy'. |
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p := ProgressIndicator in:top. |
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p origin:(0.0@0.5) corner:(1.0@0.5). |
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p level:-1. |
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p showPercentage:false. |
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p backgroundColor:(Color cyan). |
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h := p preferredExtent y. |
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p topInset:(h // 3) negated; |
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bottomInset:(h // 3) negated; |
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leftInset:5; |
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rightInset:5. |
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p showBusyIndication:true. |
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[ |
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top label:'Busy'. |
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1 to:100 do:[:i | |
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(Delay forSeconds:0.05) wait. |
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]. |
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top label:'Percentage'. |
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p showBusyIndication:false. |
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1 to:100 do:[:i | |
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(Delay forSeconds:0.05) wait. |
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p percentage:i. |
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]. |
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top hide. |
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] fork. |
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top open. |
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[exEnd] |
50 | 179 |
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with border (2D look): |
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[exBegin] |
50 | 182 |
|top p h| |
183 |
||
184 |
top := StandardSystemView new. |
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185 |
top extent:300@100. |
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186 |
top label:'Progress'. |
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187 |
p := ProgressIndicator in:top. |
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188 |
p origin:(0.0@0.5) corner:(1.0@0.5). |
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189 |
p borderWidth:1. |
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62 | 190 |
h := p preferredExtent y. |
50 | 191 |
p topInset:(h // 2) negated; |
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bottomInset:(h // 2) negated; |
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leftInset:5; |
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rightInset:5. |
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top open. |
196 |
[ |
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1 to:100 do:[:val | |
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(Delay forSeconds:0.05) wait. |
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199 |
p percentage:val |
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200 |
] |
50 | 201 |
] fork |
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202 |
[exEnd] |
50 | 203 |
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204 |
||
205 |
getting progress from a model: |
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206 |
[exBegin] |
50 | 207 |
|model top p h| |
208 |
||
209 |
model := 0 asValue. |
|
210 |
||
211 |
top := StandardSystemView new. |
|
212 |
top extent:300@100. |
|
213 |
top label:'Progress'. |
|
214 |
p := ProgressIndicator in:top. |
|
215 |
p model:model. |
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216 |
p origin:(0.0@0.5) corner:(1.0@0.5). |
|
217 |
p level:-1. |
|
62 | 218 |
h := p preferredExtent y. |
50 | 219 |
p topInset:(h // 2) negated; |
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bottomInset:(h // 2) negated; |
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221 |
leftInset:5; |
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222 |
rightInset:5. |
50 | 223 |
top open. |
224 |
||
225 |
[ |
|
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226 |
1 to:100 do:[:val | |
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227 |
(Delay forSeconds:0.05) wait. |
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228 |
model value:val |
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229 |
] |
50 | 230 |
] fork |
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231 |
[exEnd] |
50 | 232 |
|
62 | 233 |
|
50 | 234 |
concrete example: |
235 |
search all files in the source directory for a string |
|
236 |
using grep. Show progress while doing so. |
|
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237 |
[exBegin] |
50 | 238 |
|top p h names done| |
239 |
||
240 |
top := StandardSystemView new. |
|
241 |
top extent:300@100. |
|
242 |
top label:'Searching ...'. |
|
243 |
p := ProgressIndicator in:top. |
|
244 |
p origin:(0.0@0.5) corner:(1.0@0.5). |
|
245 |
p level:-1. |
|
62 | 246 |
h := p preferredExtent y. |
50 | 247 |
p topInset:(h // 2) negated; |
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248 |
bottomInset:(h // 2) negated; |
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249 |
leftInset:5; |
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250 |
rightInset:5. |
50 | 251 |
top openWithPriority:(Processor activePriority + 1). |
252 |
||
253 |
names := 'source' asFilename directoryContents. |
|
254 |
done := 0. |
|
255 |
names do:[:aName | |
|
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256 |
|fn stream line| |
50 | 257 |
|
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258 |
p percentage:(done / names size * 100). |
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|
259 |
fn := ('source/' , aName) asFilename. |
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|
260 |
fn isDirectory ifFalse:[ |
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|
261 |
stream := fn readStream. |
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|
262 |
[stream atEnd] whileFalse:[ |
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|
263 |
line := stream nextLine. |
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|
264 |
(line findString:'subclass:') ~~ 0 ifTrue:[ |
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|
265 |
Transcript showCR:line |
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|
266 |
]. |
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|
267 |
]. |
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|
268 |
stream close. |
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|
269 |
]. |
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|
270 |
done := done + 1 |
50 | 271 |
]. |
272 |
||
273 |
top destroy |
|
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274 |
[exEnd] |
62 | 275 |
|
276 |
||
277 |
using the convenient inBox-interface |
|
278 |
||
279 |
(this creates a box and an activity label and evaluates a block |
|
280 |
to indicate ...) |
|
281 |
||
282 |
basic interface demonstration: |
|
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|
283 |
[exBegin] |
62 | 284 |
|p| |
285 |
||
286 |
p := ProgressIndicator |
|
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|
287 |
inBoxWithLabel:'doing something ...' |
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|
288 |
abortable:true. |
62 | 289 |
p showProgressOf: |
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|
290 |
[:progressValue :currentAction | |
62 | 291 |
|
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292 |
1 to:100 do:[:val | |
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|
293 |
(Delay forSeconds:0.05) wait. |
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|
294 |
val == 25 ifTrue:[ |
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|
295 |
currentAction value:'still going ...' |
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|
296 |
]. |
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|
297 |
val == 50 ifTrue:[ |
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|
298 |
currentAction value:'halfway through ...' |
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|
299 |
]. |
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|
300 |
val == 75 ifTrue:[ |
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|
301 |
currentAction value:'almost finished ...' |
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|
302 |
]. |
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|
303 |
progressValue value:val |
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|
304 |
] |
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|
305 |
] |
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|
306 |
[exEnd] |
62 | 307 |
|
308 |
||
309 |
above search example using this convenient interface: |
|
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|
310 |
[exBegin] |
62 | 311 |
|p| |
312 |
||
183 | 313 |
p := ProgressIndicator |
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changeset
|
314 |
inBoxWithLabel:'searching files ...' |
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|
315 |
abortable:false. |
62 | 316 |
p showProgressOf: |
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|
317 |
[:progressValue :currentAction | |
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|
318 |
|names nDone| |
62 | 319 |
|
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|
320 |
names := 'source' asFilename directoryContents. |
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diff
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|
321 |
nDone := 0. |
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|
322 |
names do:[:aName | |
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|
323 |
|fn stream line| |
183 | 324 |
|
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|
325 |
progressValue value:(nDone / names size * 100). |
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|
326 |
currentAction value:'searching ' , 'source/' , aName , ' ...'. |
62 | 327 |
|
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|
328 |
fn := ('source/' , aName) asFilename. |
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diff
changeset
|
329 |
fn isDirectory ifFalse:[ |
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parents:
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diff
changeset
|
330 |
stream := fn readStream. |
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parents:
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diff
changeset
|
331 |
[stream atEnd] whileFalse:[ |
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parents:
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diff
changeset
|
332 |
line := stream nextLine. |
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parents:
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diff
changeset
|
333 |
(line findString:'subclass:') ~~ 0 ifTrue:[ |
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parents:
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diff
changeset
|
334 |
Transcript showCR:line |
35e46761842f
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Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
335 |
]. |
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parents:
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diff
changeset
|
336 |
]. |
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parents:
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diff
changeset
|
337 |
stream close. |
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parents:
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diff
changeset
|
338 |
]. |
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diff
changeset
|
339 |
nDone := nDone + 1 |
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diff
changeset
|
340 |
]. |
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diff
changeset
|
341 |
]. |
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diff
changeset
|
342 |
[exEnd] |
62 | 343 |
|
344 |
||
345 |
a nice example: copying files a la windows ... |
|
183 | 346 |
the following copies all files to /dev/null. |
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changeset
|
347 |
[exBegin] |
62 | 348 |
|p| |
349 |
||
350 |
(ProgressIndicator |
|
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changeset
|
351 |
inBoxWithLabel:'copy files to /dev/null ...' |
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diff
changeset
|
352 |
abortable:true) |
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diff
changeset
|
353 |
showProgressOf: |
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parents:
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diff
changeset
|
354 |
[:progressValue :currentAction | |
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diff
changeset
|
355 |
|files nFiles nDone| |
62 | 356 |
|
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changeset
|
357 |
files := '.' asFilename directoryContents. |
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parents:
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diff
changeset
|
358 |
nFiles := files size. |
35e46761842f
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parents:
993
diff
changeset
|
359 |
nDone := 0. |
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parents:
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diff
changeset
|
360 |
files do:[:aFileName | |
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diff
changeset
|
361 |
|percent| |
50 | 362 |
|
1168
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changeset
|
363 |
nDone := nDone + 1. |
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parents:
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diff
changeset
|
364 |
percent := nDone / nFiles * 100. |
35e46761842f
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parents:
993
diff
changeset
|
365 |
progressValue value:percent. |
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parents:
993
diff
changeset
|
366 |
aFileName asFilename isDirectory ifTrue:[ |
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diff
changeset
|
367 |
Transcript showCR:('skipping ' , aFileName , ' ...'). |
35e46761842f
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parents:
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diff
changeset
|
368 |
currentAction value:('skipping ' , aFileName , ' ...'). |
35e46761842f
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diff
changeset
|
369 |
] ifFalse:[ |
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diff
changeset
|
370 |
Transcript showCR:('copying ' , aFileName , ' ...'). |
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diff
changeset
|
371 |
currentAction value:('copying ' , aFileName , ' ...'). |
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diff
changeset
|
372 |
Object errorSignal handle:[:ex | |
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diff
changeset
|
373 |
self warn:'an error occurred while copying ' , aFileName. |
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diff
changeset
|
374 |
ex return |
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parents:
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diff
changeset
|
375 |
] do:[ |
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parents:
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diff
changeset
|
376 |
aFileName asFilename copyTo:'/dev/null'. |
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diff
changeset
|
377 |
] |
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diff
changeset
|
378 |
]. |
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parents:
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diff
changeset
|
379 |
]. |
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diff
changeset
|
380 |
]. |
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changeset
|
381 |
[exEnd] |
183 | 382 |
" |
50 | 383 |
! ! |
384 |
||
334 | 385 |
!ProgressIndicator class methodsFor:'instance creation'! |
62 | 386 |
|
387 |
inBox |
|
574 | 388 |
"create a topView containing an instance of myself, |
389 |
for later use with #showProgressOf:" |
|
390 |
||
391 |
^ self inBoxWithLabel:'executing ...' abortable:false |
|
392 |
||
393 |
"Modified: 22.10.1997 / 21:08:37 / cg" |
|
62 | 394 |
! |
395 |
||
396 |
inBoxWithLabel:aLabel |
|
397 |
"create a topView containing an instance of myself, |
|
398 |
for later use with #showProgressOf:" |
|
399 |
||
400 |
^ self inBoxWithLabel:aLabel abortable:false |
|
401 |
! |
|
402 |
||
403 |
inBoxWithLabel:aLabel abortable:abortable |
|
404 |
"create a topView containing an instance of myself, |
|
405 |
for later use with #showProgressOf:" |
|
406 |
||
219
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
407 |
^ self |
634 | 408 |
inBoxWithLabel:aLabel |
409 |
text:'' |
|
410 |
abortable:abortable |
|
219
44246b9b4288
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parents:
201
diff
changeset
|
411 |
|
44246b9b4288
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diff
changeset
|
412 |
"Modified: 17.7.1996 / 15:14:58 / cg" |
44246b9b4288
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parents:
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diff
changeset
|
413 |
! |
44246b9b4288
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Claus Gittinger <cg@exept.de>
parents:
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diff
changeset
|
414 |
|
237 | 415 |
inBoxWithLabel:aLabel icon:anIcon text:text abortable:abortable view:additionalView closeWhenDone:closeWhenDoneBoolean |
219
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
416 |
"create a topView containing an instance of myself, |
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
417 |
for later use with #showProgressOf:" |
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
418 |
|
237 | 419 |
|top p l h y y2| |
62 | 420 |
|
421 |
top := Dialog new. |
|
422 |
top label:aLabel. |
|
423 |
top cursor:(Cursor wait). |
|
826 | 424 |
y2 := 0. |
237 | 425 |
anIcon notNil ifTrue:[ |
826 | 426 |
y := top yPosition. |
427 |
l := top addTextLabel:anIcon. |
|
428 |
l borderWidth:0. |
|
429 |
l adjust:#left. |
|
430 |
l cursor:(Cursor wait). |
|
431 |
y2 := top yPosition. |
|
432 |
top yPosition:y. |
|
237 | 433 |
]. |
434 |
||
219
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
435 |
l := top addTextLabel:text. |
62 | 436 |
l borderWidth:0. |
74 | 437 |
l adjust:#left. |
62 | 438 |
l cursor:(Cursor wait). |
826 | 439 |
anIcon notNil ifTrue: [l leftInset:(anIcon width + 10)]. |
237 | 440 |
|
441 |
top yPosition:(top yPosition max:y2). |
|
62 | 442 |
|
443 |
top addVerticalSpace. |
|
444 |
||
445 |
p := ProgressIndicator new. |
|
446 |
p extent:(1.0 @ p preferredExtent y). |
|
447 |
p level:-1. |
|
448 |
p leftInset:5; |
|
449 |
rightInset:5. |
|
450 |
p cursor:(Cursor wait). |
|
237 | 451 |
p closeTopWhenDone:closeWhenDoneBoolean. |
62 | 452 |
p connectToTop:top label:l. |
453 |
||
454 |
top addComponent:p. |
|
455 |
||
237 | 456 |
additionalView notNil ifTrue:[ |
826 | 457 |
top addComponent:additionalView. |
458 |
additionalView extent:(1.0 @ additionalView preferredExtent y). |
|
237 | 459 |
]. |
460 |
||
62 | 461 |
abortable ifTrue:[ |
826 | 462 |
top addVerticalSpace. |
463 |
top addAbortButton |
|
62 | 464 |
]. |
465 |
||
466 |
^ p |
|
219
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
467 |
|
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
468 |
"Created: 17.7.1996 / 15:14:33 / cg" |
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
469 |
"Modified: 17.7.1996 / 15:16:58 / cg" |
237 | 470 |
! |
471 |
||
472 |
inBoxWithLabel:aLabel text:text abortable:abortable |
|
473 |
"create a topView containing an instance of myself, |
|
474 |
for later use with #showProgressOf:" |
|
475 |
||
476 |
^ self |
|
634 | 477 |
inBoxWithLabel:aLabel |
478 |
text:text |
|
479 |
abortable:abortable |
|
480 |
view:nil |
|
237 | 481 |
|
482 |
! |
|
483 |
||
484 |
inBoxWithLabel:aLabel text:text abortable:abortable view:additionalView |
|
485 |
"create a topView containing an instance of myself, |
|
486 |
for later use with #showProgressOf:" |
|
487 |
||
488 |
^ self |
|
634 | 489 |
inBoxWithLabel:aLabel |
490 |
text:text |
|
491 |
abortable:abortable |
|
492 |
view:additionalView |
|
493 |
closeWhenDone:true |
|
237 | 494 |
|
495 |
! |
|
496 |
||
497 |
inBoxWithLabel:aLabel text:text abortable:abortable view:additionalView closeWhenDone:closeWhenDoneBoolean |
|
498 |
"create a topView containing an instance of myself, |
|
499 |
for later use with #showProgressOf:" |
|
500 |
||
501 |
^ self |
|
634 | 502 |
inBoxWithLabel:aLabel |
503 |
icon:nil |
|
504 |
text:text |
|
505 |
abortable:abortable |
|
506 |
view:additionalView |
|
507 |
closeWhenDone:closeWhenDoneBoolean |
|
237 | 508 |
|
62 | 509 |
! ! |
510 |
||
183 | 511 |
!ProgressIndicator methodsFor:'accessing'! |
512 |
||
334 | 513 |
percentage:aNumber |
514 |
"set the percentage" |
|
237 | 515 |
|
183 | 516 |
|newPercentage| |
517 |
||
518 |
newPercentage := ((aNumber max:0) min:100) rounded. |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
519 |
newPercentage ~= percentage ifTrue:[ |
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
520 |
percentage := newPercentage. |
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
521 |
shown ifTrue:[self invalidateRepairNow:true]. |
183 | 522 |
] |
334 | 523 |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
524 |
"Modified: / 6.6.1998 / 19:43:56 / cg" |
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
525 |
! |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
526 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
527 |
showBusyIndication:aBooleanHolder |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
528 |
"switch between percentage mode (if false) and busy indication (if true)" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
529 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
530 |
aBooleanHolder ~~ showBusy ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
531 |
showBusy notNil ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
532 |
showBusy removeDependent:self. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
533 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
534 |
showBusy := aBooleanHolder. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
535 |
showBusy addDependent:self. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
536 |
(showBusy value) ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
537 |
self startBusyIndicationProcess. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
538 |
] ifFalse:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
539 |
self stopBusyIndicationProcess |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
540 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
541 |
shown ifTrue:[self redraw] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
542 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
543 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
544 |
"Created: / 21.10.1998 / 17:35:16 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
545 |
"Modified: / 21.10.1998 / 18:03:06 / cg" |
334 | 546 |
! ! |
547 |
||
548 |
!ProgressIndicator methodsFor:'accessing - behavior'! |
|
549 |
||
550 |
closeTopWhenDone:aBoolean |
|
551 |
"set/clear the close-topView-when-done flag" |
|
552 |
||
553 |
closeTopWhenDone := aBoolean |
|
554 |
||
555 |
"Created: 3.9.1996 / 14:22:03 / cg" |
|
556 |
"Modified: 29.3.1997 / 16:08:19 / cg" |
|
557 |
! |
|
558 |
||
559 |
finishAction:aBlock |
|
560 |
"define an action to be performed when finished" |
|
561 |
||
562 |
finishAction := aBlock |
|
563 |
||
564 |
"Created: 3.9.1996 / 14:15:15 / cg" |
|
565 |
"Modified: 29.3.1997 / 16:08:35 / cg" |
|
566 |
! ! |
|
567 |
||
568 |
!ProgressIndicator methodsFor:'accessing - look'! |
|
569 |
||
826 | 570 |
backgroundColor |
571 |
"return the percentage displays background color" |
|
572 |
||
573 |
^ bgColor |
|
574 |
||
575 |
! |
|
576 |
||
577 |
backgroundColor:aColor |
|
578 |
"set the percentage displays background color" |
|
579 |
||
993 | 580 |
aColor ~= bgColor ifTrue:[ |
826 | 581 |
bgColor := aColor. |
582 |
||
583 |
shown ifTrue:[ |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
584 |
self invalidateRepairNow:true |
826 | 585 |
] |
586 |
]. |
|
587 |
||
993 | 588 |
"Modified: / 20.7.1998 / 23:32:48 / cg" |
826 | 589 |
! |
590 |
||
335
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
591 |
foregroundColor |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
592 |
"return the percentage displays foreground color" |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
593 |
|
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
594 |
^ fgColor |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
595 |
|
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
596 |
"Created: 29.3.1997 / 16:12:28 / cg" |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
597 |
! |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
598 |
|
334 | 599 |
foregroundColor:aColor |
600 |
"set the percentage displays foreground color" |
|
601 |
||
993 | 602 |
aColor ~= fgColor ifTrue:[ |
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
603 |
fgColor := aColor. |
634 | 604 |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
605 |
shown ifTrue:[ |
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
606 |
self invalidateRepairNow:true |
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
607 |
] |
336 | 608 |
]. |
334 | 609 |
|
993 | 610 |
"Modified: / 20.7.1998 / 23:27:47 / cg" |
183 | 611 |
! |
612 |
||
335
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
613 |
showPercentage |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
614 |
"return the flag controlling if the percentage is to be shown numerically" |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
615 |
|
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
616 |
^ showPercentage |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
617 |
|
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
618 |
"Created: 29.3.1997 / 16:12:39 / cg" |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
619 |
! |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
620 |
|
183 | 621 |
showPercentage:aBoolean |
334 | 622 |
"set/clear the flag controlling if the percentage is to be shown numerically" |
623 |
||
336 | 624 |
showPercentage := aBoolean. |
625 |
shown ifTrue:[ |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
626 |
self invalidateRepairNow:true |
336 | 627 |
]. |
334 | 628 |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
629 |
"Modified: / 6.6.1998 / 19:28:44 / cg" |
183 | 630 |
! ! |
631 |
||
632 |
!ProgressIndicator methodsFor:'change & update'! |
|
633 |
||
634 |
update:aspect with:aParameter from:changedObject |
|
574 | 635 |
"react upon value changes of my model" |
636 |
||
183 | 637 |
(aspect == aspectMsg |
638 |
and:[changedObject == model]) ifTrue:[ |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
639 |
self percentage:(model perform:aspectMsg). |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
640 |
^ self |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
641 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
642 |
changedObject == showBusy ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
643 |
self redraw. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
644 |
^ self |
183 | 645 |
]. |
646 |
^ super update:aspect with:aParameter from:changedObject |
|
574 | 647 |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
648 |
"Modified: / 21.10.1998 / 18:01:52 / cg" |
183 | 649 |
! ! |
650 |
||
651 |
!ProgressIndicator methodsFor:'drawing'! |
|
652 |
||
653 |
redraw |
|
574 | 654 |
"redraw the percentage bar and optional percentage string" |
655 |
||
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
656 |
|s lx rx sx sy sw m2 m w h| |
183 | 657 |
|
658 |
m := margin + 1. |
|
863 | 659 |
m2 := m*2. |
660 |
||
661 |
w := width - m2. |
|
662 |
h := height - m2. |
|
183 | 663 |
|
910
5c9592e782fd
always repairNow (to make change visible immediately)
Claus Gittinger <cg@exept.de>
parents:
865
diff
changeset
|
664 |
"/ self clear. |
863 | 665 |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
666 |
showBusy value ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
667 |
self paint:bgColor. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
668 |
self fillRectangleX:m y:m width:w height:h. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
669 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
670 |
lx := (w * busyPosition / 100) rounded. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
671 |
rx := (w * (busyPosition + 20) / 100) rounded. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
672 |
rx := rx min:w. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
673 |
lx := lx max:m. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
674 |
self paint:fgColor. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
675 |
self fillRectangleX:lx y:m width:(rx - lx) height:h. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
676 |
^ self |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
677 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
678 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
679 |
rx := (w * percentage / 100) rounded. |
826 | 680 |
self paint:bgColor. |
843 | 681 |
self fillRectangleX:m+rx y:m width:w-rx height:h. |
183 | 682 |
|
683 |
showPercentage ifTrue:[ |
|
826 | 684 |
s := percentage printString , ' %'. |
685 |
sw := font widthOf:s. |
|
686 |
sx := (width - sw) // 2. |
|
687 |
sy := height // 2 + font descent + 2. |
|
347 | 688 |
|
826 | 689 |
rx <= (sx+sw) ifTrue:[ |
690 |
self paint:Color black. |
|
691 |
self displayString:s x:sx y:sy. |
|
692 |
] |
|
183 | 693 |
]. |
694 |
||
695 |
self paint:fgColor. |
|
696 |
self fillRectangleX:m y:m width:rx height:h. |
|
697 |
||
698 |
showPercentage ifTrue:[ |
|
826 | 699 |
rx >= sx ifTrue:[ |
700 |
self clippingRectangle:(m@m corner:rx+1 @ h). |
|
701 |
self paint:Color white. |
|
702 |
self displayString:s x:sx y:sy. |
|
703 |
self clippingRectangle:nil |
|
704 |
] |
|
183 | 705 |
] |
347 | 706 |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
707 |
"Modified: / 21.10.1998 / 18:01:58 / cg" |
863 | 708 |
! |
709 |
||
710 |
sizeChanged:how |
|
711 |
super sizeChanged:how. |
|
865 | 712 |
shown ifTrue:[ |
713 |
self invalidate |
|
714 |
] |
|
863 | 715 |
|
716 |
"Created: / 18.4.1998 / 02:34:37 / cg" |
|
865 | 717 |
"Modified: / 18.4.1998 / 14:09:40 / cg" |
183 | 718 |
! ! |
719 |
||
1328 | 720 |
!ProgressIndicator methodsFor:'initialize / release'! |
183 | 721 |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
722 |
destroy |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
723 |
busyIndicationProcess notNil ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
724 |
self stopBusyIndicationProcess |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
725 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
726 |
super destroy. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
727 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
728 |
"Created: / 21.10.1998 / 17:29:58 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
729 |
"Modified: / 21.10.1998 / 17:30:36 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
730 |
! |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
731 |
|
574 | 732 |
initStyle |
733 |
"initialize styleSheet values" |
|
335
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
734 |
|
575 | 735 |
<resource: #style (#'progressIndicator.viewBackground' |
826 | 736 |
#'progressIndicator.foregroundColor')> |
574 | 737 |
|
738 |
super initStyle. |
|
335
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
739 |
|
347 | 740 |
self is3D ifTrue:[ |
826 | 741 |
self level:-1 |
347 | 742 |
]. |
743 |
||
826 | 744 |
bgColor := styleSheet colorAt:'progressIndicator.viewBackground' default:Color white. |
574 | 745 |
fgColor := styleSheet colorAt:'progressIndicator.foregroundColor' default:Color blue. |
335
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
746 |
fgColor := fgColor onDevice:device. |
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
747 |
|
183 | 748 |
showPercentage := true. |
335
6f007bdeae94
resource-tag & access methods.
Claus Gittinger <cg@exept.de>
parents:
334
diff
changeset
|
749 |
|
574 | 750 |
! |
751 |
||
752 |
initialize |
|
826 | 753 |
|
574 | 754 |
super initialize. |
826 | 755 |
|
574 | 756 |
percentage := 0. |
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
757 |
showBusy := false. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
758 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
759 |
"Modified: / 21.10.1998 / 17:33:02 / cg" |
574 | 760 |
! ! |
761 |
||
762 |
!ProgressIndicator methodsFor:'private'! |
|
763 |
||
764 |
connectToTop:top label:label |
|
765 |
connectedTop := top. |
|
766 |
connectedLabel := label |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
767 |
! |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
768 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
769 |
startBusyIndicationProcess |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
770 |
busyIndicationProcess isNil ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
771 |
busyPosition := 0. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
772 |
busyDelta := 5. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
773 |
busyIndicationProcess := [ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
774 |
[true] whileTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
775 |
Delay waitForSeconds:0.2. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
776 |
self updateBusyIndicatorPosition |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
777 |
] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
778 |
] fork. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
779 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
780 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
781 |
"Created: / 21.10.1998 / 18:02:35 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
782 |
"Modified: / 21.10.1998 / 18:03:49 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
783 |
! |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
784 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
785 |
stopBusyIndicationProcess |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
786 |
busyIndicationProcess notNil ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
787 |
busyIndicationProcess terminate. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
788 |
busyIndicationProcess := nil |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
789 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
790 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
791 |
"Created: / 21.10.1998 / 17:30:19 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
792 |
! |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
793 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
794 |
updateBusyIndicatorPosition |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
795 |
busyPosition := busyPosition + busyDelta. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
796 |
busyPosition >= 80 ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
797 |
busyDelta > 0 ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
798 |
busyDelta := busyDelta negated. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
799 |
] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
800 |
] ifFalse:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
801 |
busyPosition <= 0 ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
802 |
busyDelta < 0 ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
803 |
busyDelta := busyDelta negated. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
804 |
] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
805 |
] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
806 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
807 |
shown ifTrue:[self redraw] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
808 |
|
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
809 |
"Created: / 21.10.1998 / 17:33:28 / cg" |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
810 |
"Modified: / 21.10.1998 / 17:58:58 / cg" |
183 | 811 |
! ! |
812 |
||
813 |
!ProgressIndicator methodsFor:'queries'! |
|
814 |
||
815 |
preferredExtent |
|
574 | 816 |
"return my preferred extent" |
817 |
||
334 | 818 |
preferredExtent notNil ifTrue:[ |
634 | 819 |
^ preferredExtent |
334 | 820 |
]. |
183 | 821 |
^ 100 @ (font height + font descent + ((margin + 1) * 2)) |
334 | 822 |
|
574 | 823 |
"Modified: 22.10.1997 / 21:07:17 / cg" |
183 | 824 |
! ! |
825 |
||
62 | 826 |
!ProgressIndicator methodsFor:'showing progress'! |
827 |
||
828 |
showProgressOf:aBlock |
|
829 |
"show progress, while evaluating aBlock. |
|
830 |
If the receiver has been created with inBox, show the |
|
831 |
box centered on the screen. If not, the view is assumed to |
|
832 |
be contained in another view, and no special startup actions |
|
833 |
are performed. |
|
834 |
||
835 |
The block is passed two arguments, the progressValue, |
|
836 |
which should be set to the percentage from time-to-time |
|
837 |
within the block and an action value, which should be set to |
|
838 |
the currently performed action (a string) from time to time. |
|
839 |
The second valueHolder can be left unchanged. |
|
840 |
||
841 |
Caveat: cannot (currently) suppress close of the box ..." |
|
842 |
||
221 | 843 |
|progressValue labelValue p| |
62 | 844 |
|
845 |
progressValue := 0 asValue. |
|
846 |
labelValue := '' asValue. |
|
847 |
||
848 |
connectedLabel notNil ifTrue:[ |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
849 |
connectedLabel |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
850 |
model:labelValue; |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
851 |
aspect:#value; |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
852 |
labelMessage:#value. |
62 | 853 |
]. |
854 |
||
855 |
self model:progressValue. |
|
856 |
||
221 | 857 |
"/ the worker process |
858 |
||
62 | 859 |
p := [ |
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
860 |
[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
861 |
WindowGroup windowGroupQuerySignal handle:[:ex | |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
862 |
ex proceedWith:self topView windowGroup |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
863 |
] do:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
864 |
aBlock value:progressValue value:labelValue |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
865 |
] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
866 |
] valueNowOrOnUnwindDo:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
867 |
p := nil. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
868 |
closeTopWhenDone ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
869 |
connectedTop hide |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
870 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
871 |
finishAction notNil ifTrue:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
872 |
finishAction value |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
873 |
] |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
874 |
] |
62 | 875 |
] fork. |
876 |
||
237 | 877 |
Processor activeProcess |
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
878 |
withPriority:(Processor activePriority + 1) |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
879 |
do:[ |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
880 |
self topView show. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
881 |
]. |
237 | 882 |
p notNil ifTrue:[p terminate]. |
62 | 883 |
|
884 |
" |
|
885 |
|p| |
|
886 |
||
887 |
p := ProgressIndicator inBox. |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
888 |
p showBusyIndication:true. |
62 | 889 |
p showProgressOf: |
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
890 |
[:progressValue :currentAction | |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
891 |
1 to:200 do:[:percent | |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
892 |
(Delay forSeconds:0.05) wait. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
893 |
progressValue value:percent |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
894 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
895 |
]. |
62 | 896 |
|
897 |
'it can be reused ...'. |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
898 |
p showBusyIndication:false. |
62 | 899 |
p showProgressOf: |
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
900 |
[:progressValue :currentAction | |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
901 |
1 to:100 by:5 do:[:percent | |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
902 |
(Delay forSeconds:0.05) wait. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
903 |
progressValue value:percent |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
904 |
]. |
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
905 |
]. |
62 | 906 |
|
907 |
" |
|
219
44246b9b4288
use new windowGroupQuery for background process
Claus Gittinger <cg@exept.de>
parents:
201
diff
changeset
|
908 |
|
1168
35e46761842f
added showBusyIndication mode
Claus Gittinger <cg@exept.de>
parents:
993
diff
changeset
|
909 |
"Modified: / 21.10.1998 / 17:37:00 / cg" |
62 | 910 |
! ! |
911 |
||
334 | 912 |
!ProgressIndicator class methodsFor:'documentation'! |
50 | 913 |
|
183 | 914 |
version |
1328 | 915 |
^ '$Header: /cvs/stx/stx/libwidg2/ProgressIndicator.st,v 1.26 1999-04-23 12:46:51 cg Exp $' |
50 | 916 |
! ! |