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TypeScript nativescript-barcodescanner.BarcodeScanner类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了TypeScript中nativescript-barcodescanner.BarcodeScanner的典型用法代码示例。如果您正苦于以下问题:TypeScript BarcodeScanner类的具体用法?TypeScript BarcodeScanner怎么用?TypeScript BarcodeScanner使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了BarcodeScanner类的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: doRequestCameraPermission

 public doRequestCameraPermission() {
   this.barcodeScanner.requestCameraPermission().then(
       function () {
         console.log("Camera permission requested");
       }
   );
 }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:7,代码来源:main-view-model.ts


示例2: scan

 private scan(front: boolean, flip: boolean, torch?: boolean, orientation?: string) {
   this.barcodeScanner.scan({
     cancelLabel: "EXIT. Also, try the volume buttons!", // iOS only, default 'Close'
     cancelLabelBackgroundColor: "#333333", // iOS only, default '#000000' (black)
     message: "Use the volume buttons for extra light", // Android only, default is 'Place a barcode inside the viewfinder rectangle to scan it.'
     preferFrontCamera: front,     // Android only, default false
     showFlipCameraButton: flip,   // default false
     showTorchButton: torch,       // iOS only, default false
     torchOn: false,               // launch with the flashlight on (default false)
     resultDisplayDuration: 500,   // Android only, default 1500 (ms), set to 0 to disable echoing the scanned text
     orientation: orientation,     // Android only, default undefined (sensor-driven orientation), other options: portrait|landscape
     beepOnScan: true,             // Play or Suppress beep on scan (default true)
     openSettingsIfPermissionWasPreviouslyDenied: true, // On iOS you can send the user to the settings app if access was previously denied
     closeCallback: () => {
       console.log("Scanner closed @ " + new Date().getTime());
     }
   }).then(
       function (result) {
         console.log("--- scanned: " + result.text);
         // Note that this Promise is never invoked when a 'continuousScanCallback' function is provided
         setTimeout(function () {
           // if this alert doesn't show up please upgrade to {N} 2.4.0+
           alert({
             title: "Scan result",
             message: "Format: " + result.format + ",\nValue: " + result.text,
             okButtonText: "OK"
           });
         }, 500);
       },
       function (errorMessage) {
         console.log("No scan. " + errorMessage);
       }
   );
 }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:34,代码来源:main-view-model.ts


示例3: doContinuousScan

 public doContinuousScan() {
   this.barcodeScanner.scan({
     reportDuplicates: true,
     continuousScanCallback: function (result) {
       console.log(`${result.format}: ${result.text} @ ${new Date().getTime()}`);
     },
     closeCallback: () => {
       console.log("Scanner closed @ " + new Date().getTime());
     }
   });
 }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:11,代码来源:main-view-model.ts


示例4: doCheckHasCameraPermission

 public doCheckHasCameraPermission() {
   this.barcodeScanner.hasCameraPermission().then(permitted => {
     alert({
       title: "Has Camera permission?",
       message: permitted ? "YES" : "NO",
       okButtonText: "OK"
     });
   }, (err) => {
     alert(err);
   });
 }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:11,代码来源:main-view-model.ts


示例5: doCheckAvailable

 public doCheckAvailable() {
   this.barcodeScanner.available().then(avail => {
     alert({
       title: "Scanning available?",
       message: avail ? "YES" : "NO",
       okButtonText: "OK"
     });
   }, (err) => {
     alert(err);
   });
 }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:11,代码来源:main-view-model.ts


示例6:

 let scan = () => {
   this.barcodeScanner.scan({
     formats: "QR_CODE, EAN_13",
     beepOnScan: true,
     reportDuplicates: true,
     preferFrontCamera: false
     // continuousScanCallback: scanResult => {
     //   console.log("result: " + JSON.stringify(scanResult));
     //   this.barcodeScanner.stop();
     // }
   })
       .then(result => console.log(JSON.stringify(result)))
       .catch(error => console.log(error));
 };
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:14,代码来源:item-detail.component.ts


示例7: scanTapped

  public scanTapped(): void {
    let scan = () => {
      this.barcodeScanner.scan({
        formats: "QR_CODE, EAN_13",
        beepOnScan: true,
        reportDuplicates: true,
        preferFrontCamera: false
        // continuousScanCallback: scanResult => {
        //   console.log("result: " + JSON.stringify(scanResult));
        //   this.barcodeScanner.stop();
        // }
      })
          .then(result => console.log(JSON.stringify(result)))
          .catch(error => console.log(error));
    };

    this.barcodeScanner.hasCameraPermission()
        .then(granted => granted ? scan() : console.log("Permission denied"))
        .catch(() => {
          this.barcodeScanner.requestCameraPermission()
              .then(() => scan());
        });
  }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:23,代码来源:item-detail.component.ts


示例8: doContinuousScanMax3

 public doContinuousScanMax3() {
   let count = 0;
   let self = this;
   this.barcodeScanner.scan({
     reportDuplicates: false,
     closeCallback: () => {
       console.log("Scanner closed @ " + new Date().getTime());
     },
     continuousScanCallback: function (result) {
       count++;
       console.log(result.format + ": " + result.text + " (count: " + count + ")");
       if (count === 3) {
         self.barcodeScanner.stop();
         setTimeout(function () {
           alert({
             title: "Scanned 3 codes",
             message: "Check the log for the results",
             okButtonText: "Sweet!"
           });
         }, 1000);
       }
     }
   });
 }
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:24,代码来源:main-view-model.ts


示例9: scan

 .catch(() => {
   this.barcodeScanner.requestCameraPermission()
       .then(() => scan());
 });
开发者ID:EddyVerbruggen,项目名称:nativescript-barcodescanner,代码行数:4,代码来源:item-detail.component.ts



注:本文中的nativescript-barcodescanner.BarcodeScanner类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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