Using Delphi how to read the status of the printer, such as lack of paper, ink, busy, and so on, the Internet to find a lot of code, all can't use,

CodePudding user response:

http://blog.csdn.net/delphi308/article/details/9877043

CodePudding user response:

reference 1st floor gyk120 response:

http://blog.csdn.net/delphi308/article/details/9877043

The method here only useful to WIN95, seemingly useless.

CodePudding user response:

refer to the second floor mayyang610 response:

Quote: refer to 1st floor gyk120 response:

http://blog.csdn.net/delphi308/article/details/9877043

The method here only useful to WIN95, seemingly useless.

Impression of Delphi encapsulates a TPrinter classes, there should be the relevant code
Another option is to make a phone call to ask the printer manufacturer technical after-sales, did not ask them to provide the interface

CodePudding user response:

Should ok, tptinter class is similar to the offline, suspend print, these

CodePudding user response:

reference 4 floor uhjiok123 response:

should be able to, tptinter class is similar to the offline, suspend print, these

Public
The constructor Create;
The destructor Destroy; Override.
Procedure Abort.
Procedure BeginDoc;
Procedure EndDoc;
Procedure brought;
Procedure GetPrinter (ADevice, ADriver, APort: PChar; Var ADeviceMode: THandle);
Procedure SetPrinter (ADevice, ADriver, APort: PChar; ADeviceMode: THandle);
Procedure Refresh;
The property Aborted: Boolean read FAborted;
The property Canvas: TCanvas read GetCanvas;
Property "Capabilities: TPrinterCapabilities read FCapabilities;
The property Copies: Integer read GetNumCopies write SetNumCopies;
The property Fonts: TStrings read GetFonts;
The property Handle: HDC read GetHandle;
The property Orientation: TPrinterOrientation read GetOrientation write SetOrientation;
The property PageHeight: Integer read GetPageHeight;
The property PageWidth: Integer read GetPageWidth;
The property PageNumber: Integer read FPageNumber;
The property PrinterIndex: Integer read GetPrinterIndex write SetPrinterIndex;
The property of Printing: Boolean read FPrinting;
The property Printers: TStrings read GetPrinters;
The property Title: string read FTitle write FTitle;
end;
These are the attributes and methods, TPrinter not found about state,