WebPrint | Print directly to printers using Javascript | 3D Printing library
kandi X-RAY | WebPrint Summary
kandi X-RAY | WebPrint Summary
Print directly to printers using Javascript. WebPrint is a fork of QZ-print: It uses postMessage API and/or ajax calls to communicate with the Java applet. This differs from QZ-print, that uses Java Web Start and the Java deployment framework for communication. The Java deployment framework is set to be removed in early 2015, I wanted to find another way to use QZ-print, which provides a seamless printing experience for web applications. See an example.html/webprint.js for usage or click here for a live version of the example. If WebPrint has helped with your project, please donate to support it's future development.
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Top functions reviewed by kandi - BETA
- Initialize the components
- Installs the specified class
- Handle jButton 2 event
- Gets the startup directory
- Serialize this window
- Write a unicode string
- Write a long
- Writes an 8 - bit integer
- Skips characters until the next character is found
- Populates the bean
- Write a long to the output stream
- Prints the document using the specified printer
- Serialize variable signature
- Decode a Base64 String to a Java Object
- Get user data directory
- Checks if the image width is a valid image
- Serialize the bytes to byte writer
- Initialize system tray
- Serialize this name to a ByteWriter
- Append the image to the output image
- Serialize this dsn
- Writes a long to the stream
- Get the draw rectangle for a page
- Set the pspin
- Append a JSON string as a byte array
- Get the next value
WebPrint Key Features
WebPrint Examples and Code Snippets
Community Discussions
Trending Discussions on WebPrint
QUESTION
I defined the following command to export file selection into html
file and then use Google Chrome
to open it for printing
ANSWER
Answered 2019-May-19 at 14:54From :help call
:
QUESTION
The code below is a Web API that prints on behalf of a SPA. For brevity I've omitted using
statements and the actual printing logic. That stuff all works fine. The point of interest is refactoring of the printing logic onto a background thread, with the web api method enqueuing a job. I did this because print jobs sent in quick succession were interfering with each other with only the last job printing.
It solves the problem of serialising print jobs but raises the question of how to detect shutdown and signal the loop to terminate.
...ANSWER
Answered 2018-Nov-20 at 12:05I would look at your architecture at a higher level, doing 'long running tasks' such as printing should probably live outside of you webapi process entirely.
If this we myself I would:
Create a windows service (or what have you) that has all the printing logic in it, the job of the controller is then to just talk to the service either by http or some kind of queue MSMQ, RabbitMQ, ServiceBus etc.
If via http then the service should internally queue up the print jobs and return 200/201 to the controller as soon as possible (before printing happens) so that the controller can return to the client efficiently and release it's resources.
If via a queuing technology then the controller should place a message on the queue and again return 200/201 as quick as possible, the service can then read the messages at it's own rate and print one at a time.
Doing it this way removes overhead from your api and also the possibility of losing print jobs in the case of a failure in the webapi (if the api crashes any background threads may/will be effected). Also what if you do a deployment at the point of someone printing, there's a high chance the print job will fail.
My 2 cents worth
QUESTION
we are developing a system for restaurant chain so we have to print the receipt on the printer using IPaddress of the printer
They are Already having a printer of Star Micronics TSP700II. so we have to use those printer
In Epson we having EPOS SDK to print from WEB Environment
But for Star We are unable to use WEBPrint SDK. so what i have did is i have used a socket to print from direct PHP code itself on ipaddres of printer as given Below as .NET Using
...ANSWER
Answered 2017-Jul-30 at 10:13$cut = chr(29) . 'V' . chr(65) . chr(0);
fputs($fp, $cut);
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install WebPrint
You can use WebPrint like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the WebPrint component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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