DELPHI how to detect HP print paper out?-CodePudding

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DELPHI how to detect HP print paper out?

Time：09-21

DELPHI how to detect HP print paper out?

CodePudding user response:

You need a printer API, or his interface, there will be instructions.

CodePudding user response:

Can obtain the status of the printer information, and found that the printer is lack of paper,

CodePudding user response:

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