[squeak-dev] Modern way to load a picture from the web?
H. Hirzel
hannes.hirzel at gmail.com
Thu Mar 21 19:17:55 UTC 2019
Thanks for answering, Marcel
On 3/21/19, Marcel Taeumel <marcel.taeumel at hpi.de> wrote:
> What about ...
>
> Form fromBinaryStream: (WebClient httpGet:
> 'https://upload.wikimedia.org/wikipedia/commons/thumb/1/11/Squeak-x11.png/617px-Squeak-x11.png')
> contentStream.
Unfortunately a debugger window comes up [1]
> ... I think we should add a #fromUrl: besides Form class >> #fromFileNamed:
> and there distinguish between file paths and HTTP urls etc:
>
> Form fromUrl:
> 'https://upload.wikimedia.org/wikipedia/commons/thumb/1/11/Squeak-x11.png/617px-Squeak-x11.png'.
Yes, that would be fine to create a new convenience method
Form fromUrl:
after we have figured out the solution.
-- Hannes
[1]
SecureSocketStream(Object)>>doesNotUnderstand: #reset
Receiver: SecureSocketStream[inbuf:4kb/outbuf:4kb]
Arguments and temporary variables:
aMessage: reset
exception: MessageNotUnderstood: SecureSocketStream>>reset
resumeValue: nil
Receiver's instance variables:
recentlyRead: 0
socket: a Socket[destroyed]
inBuffer: #[0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0...etc...
outBuffer: #[71 69 84 32 47 119 105 107 105 112 101 100 105 97 47
99 111 109 10...etc...
inNextToWrite: 1
outNextToWrite: 1
lastRead: 0
timeout: 45
autoFlush: true
bufferSize: 4096
binary: true
shouldSignal: true
ssl: nil
sendBuf: #[23 3 3 0 232 61 247 6 24 144 238 146 249 51 100 82 127
29 104 195 17...etc...
readBuf: #[203 4 102 97 151 46 237 173 196 165 168 136 21 56 21 225
6 113 183 1...etc...
decoded: a ReadStream
certIssues: 0
[] in ImageReadWriter class>>formFromStream:
Receiver: ImageReadWriter
Arguments and temporary variables:
<<error during printing>
Receiver's instance variables:
superclass: Object
methodDict: a MethodDictionary(#atEnd->(ImageReadWriter>>#atEnd "a
CompiledMethod...etc...
format: 65537
instanceVariables: #('stream')
organization: ('accessing' nextImage nextPutImage:)
('stream access' atEnd close...etc...
subclasses: {PCXReadWriter . XBMReadWriter . JPEGReadWriter .
JPEGReadWriter2 ....etc...
name: #ImageReadWriter
classPool: a Dictionary(#ImageNotStoredSignal->nil
#MagicNumberErrorSignal->nil...etc...
sharedPools: nil
environment: nil
category: #'Graphics-Files'
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