<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">This reason needs to be set, either by the driver or the backend. More than likely your combination does not set it...<div><br><div><div>On Apr 6, 2009, at 8:33 PM, Rakesh.vm wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Hi,<br> I wrote a program using CUPS for getting the "media-tray-empty-error" but it is returning none value.Please help.<br><br>Program:<br>#include <cups/cups.h><br>int main()<br>{<br><span class="Apple-tab-span" style="white-space:pre"> </span>cups_dest_t *dests;<br><span class="Apple-tab-span" style="white-space:pre"> </span>int i=0,j=0;<br><span class="Apple-tab-span" style="white-space:pre"> </span>const char *value;<br><span class="Apple-tab-span" style="white-space:pre"> </span>int num_dests = cupsGetDests(&dests);<br><span class="Apple-tab-span" style="white-space:pre"> </span>printf ( " The number of Printers available is %d\n", num_dests);<br><span class="Apple-tab-span" style="white-space:pre"> </span>for (j =0;j<num_dests;j++,dests++)<br><span class="Apple-tab-span" style="white-space:pre"> </span>{<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>cups_dest_t *dest = cupsGetDest(dests->name,<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>dests->instance,<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>dests->num_options,<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>dests);<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>printf("Printer name is %s\n",dest->name);<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>for (i = 0; i < dest->num_options; i++)<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>{<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>if(NULL!= dest->options)<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>{<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>printf("The option name is : %s\n",dest->options[i].name);<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>printf("The value is : %s\n",dest->options[i].value);<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>}<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>}<br><span class="Apple-tab-span" style="white-space:pre"> </span><span class="Apple-tab-span" style="white-space:pre"> </span>printf("*********************************************\n");<br><span class="Apple-tab-span" style="white-space:pre"> </span>}<br><span class="Apple-tab-span" style="white-space:pre"> </span>cupsFreeDests((num_dests), dests);<br><span class="Apple-tab-span" style="white-space:pre"> </span>return 0;<br>}<br><br><br>Output:<br> The number of Printers available is 1<br>Printer name is printer<br>The option name is : printer-info<br>The value is : printer<br>The option name is : printer-is-accepting-jobs<br>The value is : 1<br>The option name is : printer-is-shared<br>The value is : 1<br>The option name is : printer-make-and-model<br>The value is : HP LaserJet 4000 Series Postscript (recommended)<br>The option name is : printer-state<br>The value is : 3<br>The option name is : printer-state-change-time<br>The value is : 1239031230<br><br>*********************************************<br>The option name is : printer-state-reasons<br>The value is : none<br>**********************************************<br><br>The option name is : printer-type<br>The value is : 168148<br><br><br><br><br><br><br>_______________________________________________<br>cups-dev mailing list<br><a href="mailto:cups-dev@easysw.com">cups-dev@easysw.com</a><br>http://lists.easysw.com/mailman/listinfo/cups-dev<br></div></blockquote></div><br><div>
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>________________________________________</div><div>Michael R Sweet, Senior Printing System Engineer</div></div></div></span></span>
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