Android Question ZXingLib by icefairy333 - modified by Johan Schoeman and B4xPages - Can't make it work

Oscarin

Oscarin

Member
My problem is that I am trying to use the library ZXingLib (1.06) with B4xPages, I have a main page (log in), a second page, where the user will scan the code, I put the code from the sample code on the second page but when I press the button to scan (a button that I created) but it just quits the process and I get a time-out on the logs

Result has arrived
** Activity (main) Pause event (activity is not paused). **
onActivityResult: wi is null
timedOut true
** Activity (main) Resume **
** Activity (main) Pause event (activity is not paused). **

The library is this one

ZXingLib by icefairy333 - modified by Johan Schoeman (Scan QR Codes and other 1D/2D Barcodes)

See the attached project (with library files in the /files folder of the project). This is based on the original work of @icefairy333. I have modified @icefairy333's library so that it can do the following: 1. Set the color of the border of the framing rectangle from B4A code 2. Set the color...
www.b4x.com www.b4x.com

PS
The sample code works fine, it's just when I use it in my app with B4xPages
 
Solution
Johan Schoeman
Oscarin said:
My problem is that I am trying to use the library ZXingLib (1.06) with B4xPages, I have a main page (log in), a second page, where the user will scan the code, I put the code from the sample code on the second page but when I press the button to scan (a button that I created) but it just quits the process and I get a time-out on the logs

Result has arrived
** Activity (main) Pause event (activity is not paused). **
onActivityResult: wi is null
timedOut true
** Activity (main) Resume **
** Activity (main) Pause event (activity is not paused). **

The library is this one

ZXingLib by icefairy333 - modified by Johan Schoeman (Scan QR Codes and other 1D/2D Barcodes)

See the attached project (with library files in the /files folder of the project). This is based on the original work of @icefairy333. I have modified @icefairy333's library so that it can do the following: 1. Set the color of the border of the framing rectangle from B4A code 2. Set the color...
www.b4x.com www.b4x.com

PS
The sample...
Click to expand...
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Johan Schoeman

Johan Schoeman

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Oscarin said:
My problem is that I am trying to use the library ZXingLib (1.06) with B4xPages, I have a main page (log in), a second page, where the user will scan the code, I put the code from the sample code on the second page but when I press the button to scan (a button that I created) but it just quits the process and I get a time-out on the logs

Result has arrived
** Activity (main) Pause event (activity is not paused). **
onActivityResult: wi is null
timedOut true
** Activity (main) Resume **
** Activity (main) Pause event (activity is not paused). **

The library is this one

ZXingLib by icefairy333 - modified by Johan Schoeman (Scan QR Codes and other 1D/2D Barcodes)

See the attached project (with library files in the /files folder of the project). This is based on the original work of @icefairy333. I have modified @icefairy333's library so that it can do the following: 1. Set the color of the border of the framing rectangle from B4A code 2. Set the color...
www.b4x.com www.b4x.com

PS
The sample code works fine, it's just when I use it in my app with B4xPages
Click to expand...
Take a look at the manifest file of the sample B4A project. You are missing entries in the manifest.
 
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Solution
james_sgp

james_sgp

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Hi, I`m having problems converting this to B4XPages, I`m getting the following error when compiling:

B4X: 
B4A Version: 11.50
Parsing code.    (0.03s)
    Java Version: 11
Building folders structure.    (0.81s)
Running custom action.    (0.13s)
Compiling code.    (0.20s)
Compiling layouts code.    (0.04s)
Organizing libraries.    (0.01s)
    (AndroidX SDK)
Compiling resources    (0.22s)
Linking resources    (1.03s)
Compiling debugger engine code.    (3.98s)
Compiling generated Java code.    (4.70s)
Finding libraries that need to be dexed.    (0.03s)
Dex code    (3.94s)
Dex merge    Error
Error in C:\android-sdk\tools\..\extras\b4a_local\unpacked-jhsicezxing1-63556466876000\dex_v1\jhsicezxing1.zip:classes.dex:
Type com.google.zxing.BarcodeFormat is defined multiple times: C:\android-sdk\tools\..\extras\b4a_local\unpacked-jhsicezxing1-63556466876000\dex_v1\jhsicezxing1.zip:classes.dex, C:\android-sdk\tools\..\extras\b4a_local\unpacked-core-3.3.2-63659259650000\dex_v1\core-3.3.2.zip:classes.dex
Compilation failed
 

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Johan Schoeman

Johan Schoeman

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A sample is here

Error using ZXing Scanner with BAXpage

I am trying to use the ZXing Scanner library with B4X Page and it generates the following error: Sub Class_Globals Private Root As B4XView 'ignore Private xui As XUI 'ignore Private zx1 As BarcodeScanner Private pmain As Panel Private b1 As Button Private b2...
www.b4x.com www.b4x.com

Just change it (libs, code) for the library that you are using
 
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james_sgp

james_sgp

Active Member
Licensed User
Longtime User
Johan Schoeman said:
A sample is here

Error using ZXing Scanner with BAXpage

I am trying to use the ZXing Scanner library with B4X Page and it generates the following error: Sub Class_Globals Private Root As B4XView 'ignore Private xui As XUI 'ignore Private zx1 As BarcodeScanner Private pmain As Panel Private b1 As Button Private b2...
www.b4x.com www.b4x.com

Just change it (libs, code) for the library that you are using
Click to expand...
Johan, Thanks for that, yes that example works. But I`m trying to use your library JHSICEZXING, and even if i transplant it into your example I get the same error about "Dex merge", see below:

B4X: 
B4A Version: 11.50
Parsing code.    (0.03s)
    Java Version: 11
Building folders structure.    (0.24s)
Running custom action.    (0.10s)
Compiling code.    (0.14s)
Compiling layouts code.    (0.01s)
Organizing libraries.    (0.00s)
    (AndroidX SDK)
Compiling resources    (0.13s)
Linking resources    (0.66s)
Compiling debugger engine code.    (0.02s)
Compiling generated Java code.    (0.08s)
Finding libraries that need to be dexed.    (0.14s)
Dex code    (1.23s)
Dex merge    Error
Error in C:\android-sdk\tools\..\extras\b4a_local\unpacked-jhsicezxing1-63556466876000\dex_v1\jhsicezxing1.zip:classes.dex:
Type com.google.zxing.BarcodeFormat is defined multiple times: C:\android-sdk\tools\..\extras\b4a_local\unpacked-jhsicezxing1-63556466876000\dex_v1\jhsicezxing1.zip:classes.dex, C:\android-sdk\tools\..\extras\b4a_local\unpacked-core-3.3.2-63659259650000\dex_v1\core-3.3.2.zip:classes.dex
Compilation failed
 
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Johan Schoeman

Johan Schoeman

Expert
Licensed User
Longtime User
james_sgp said:
Johan, Thanks for that, yes that example works. But I`m trying to use your library JHSICEZXING, and even if i transplant it into your example I get the same error about "Dex merge", see below:

B4X: 
B4A Version: 11.50
Parsing code.    (0.03s)
    Java Version: 11
Building folders structure.    (0.24s)
Running custom action.    (0.10s)
Compiling code.    (0.14s)
Compiling layouts code.    (0.01s)
Organizing libraries.    (0.00s)
    (AndroidX SDK)
Compiling resources    (0.13s)
Linking resources    (0.66s)
Compiling debugger engine code.    (0.02s)
Compiling generated Java code.    (0.08s)
Finding libraries that need to be dexed.    (0.14s)
Dex code    (1.23s)
Dex merge    Error
Error in C:\android-sdk\tools\..\extras\b4a_local\unpacked-jhsicezxing1-63556466876000\dex_v1\jhsicezxing1.zip:classes.dex:
Type com.google.zxing.BarcodeFormat is defined multiple times: C:\android-sdk\tools\..\extras\b4a_local\unpacked-jhsicezxing1-63556466876000\dex_v1\jhsicezxing1.zip:classes.dex, C:\android-sdk\tools\..\extras\b4a_local\unpacked-core-3.3.2-63659259650000\dex_v1\core-3.3.2.zip:classes.dex
Compilation failed
Click to expand...
Upload your project please.
 
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