小编Arm*_*ide的帖子

我试图打印一个pdf UIPrintInteractionController加载它UIWevView.好消息是,我可以打印坏的是打印的输出是小的.

any help would be appreciated :)


- (IBACTION) printPDF {


    if ((!_webView)) return;
    UIPrintInteractionController *controller = [UIPrintInteractionController sharedPrintController];
    void (^completionHandler)(UIPrintInteractionController *, BOOL, NSError *) =
    ^(UIPrintInteractionController *printController, BOOL completed, NSError *error) {
        if(!completed && error){
            NSLog(@"FAILED! due to error in domain %@ with error code %ld",
                  error.domain, (long)error.code);
        }
    };
    UIPrintInfo *printInfo = [UIPrintInfo printInfo];
    printInfo.outputType = UIPrintInfoOutputGeneral;
    printInfo.duplex = UIPrintInfoDuplexLongEdge;
    controller.printInfo = printInfo;
    controller.showsPageRange = YES;
    _webView.scalesPageToFit = NO;
    UIViewPrintFormatter *viewFormatter = [_webView viewPrintFormatter]; …