TypeScript utils.isFileOrResourcePath函数代码示例

OStack程序员社区-中国程序员成长平台 › 门户 › 编程› TypeScript›TypeScript教程

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了TypeScript中tns-core-modules/utils/utils.isFileOrResourcePath函数的典型用法代码示例。如果您正苦于以下问题：TypeScript isFileOrResourcePath函数的具体用法？TypeScript isFileOrResourcePath怎么用？TypeScript isFileOrResourcePath使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了isFileOrResourcePath函数的5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: getPlaceholderImageDrawable

  public static getPlaceholderImageDrawable(value) {

    let fileName = "",
      drawable = null;


    if (types.isString(value)) {

      value = value.trim();

      if (utils.isFileOrResourcePath(value)) {


        if (0 === value.indexOf("~/")) {
          fileName = fs.path.join(fs.knownFolders.currentApp().path, value.replace("~/", ""));
          drawable = android.graphics.drawable.Drawable.createFromPath(fileName);
        } else if (0 === value.indexOf("res")) {
          fileName = value;
          let res = utils.ad.getApplicationContext().getResources();
          let resName = fileName.substr(utils.RESOURCE_PREFIX.length);
          let identifier = res.getIdentifier(resName, 'drawable', utils.ad.getApplication().getPackageName());
          drawable = res.getDrawable(identifier);
        }


      }
    }

    return drawable;

  }

开发者ID:VideoSpike，项目名称:nativescript-web-image-cache，代码行数:31，代码来源:helpers.ts

示例2: getPlaceholderUIImage

  public static getPlaceholderUIImage(value) {
    if (types.isString(value)) {
      if (utils.isFileOrResourcePath(value)) {
        return imageSource.fromFileOrResource(value).ios;
      }
    }

    return undefined;
  }

开发者ID:VideoSpike，项目名称:nativescript-web-image-cache，代码行数:9，代码来源:helpers.ts

示例3: setSource

  static setSource(image, value) {
    image.nativeView.setImageURI(null, null);

    if (types.isString(value)) {
      value = value.trim();
      if (utils.isFileOrResourcePath(value) || 0 === value.indexOf("http")) {
        image.isLoading = true;
        let fileName = "";
        if (0 === value.indexOf("~/")) {
          fileName = fs.path.join(fs.knownFolders.currentApp().path, value.replace("~/", ""));
          fileName = "file:" + fileName;
        } else if (0 === value.indexOf("res")) {
          fileName = value;
          let res = utils.ad.getApplicationContext().getResources();
          let resName = fileName.substr(utils.RESOURCE_PREFIX.length);
          let identifier = res.getIdentifier(resName, 'drawable', utils.ad.getApplication().getPackageName());
          fileName = "res:/" + identifier;
        } else if (0 === value.indexOf("http")) {
          image.isLoading = true;
          fileName = value;
        }

        image.nativeView.setImageURI(android.net.Uri.parse(fileName), null);

        let controllerListener = new ProxyBaseControllerListener();
        controllerListener.setNSCachedImage(image);


        let controller = com.facebook.drawee.backends.pipeline.Fresco.newDraweeControllerBuilder()
          .setControllerListener(controllerListener)
          .setUri(android.net.Uri.parse(fileName))
          .build();
        image.nativeView.setController(controller);
        image.requestLayout();

      } else {

        throw new Error("Path \"" + "\" is not a valid file or resource.");

      }
    }

  }

开发者ID:VideoSpike，项目名称:nativescript-web-image-cache，代码行数:43，代码来源:helpers.ts

示例4: onSrcPropertySet

  public static onSrcPropertySet(nativeWrapper, value) {


    let image = nativeWrapper,
      placeholder = nativeWrapper.placeholder,
      placeholderImage = this.getPlaceholderUIImage(placeholder);
    if (types.isString(value)) {
      value = value.trim();
      if (0 === value.indexOf("http")) {
        image.isLoading = true;
        image.nativeView.sd_setImageWithURLPlaceholderImageCompleted(value, placeholderImage, function() {
          image.isLoading = false;

        });
      } else if (utils.isFileOrResourcePath(value)) {
        image.isLoading = true;
        let source: any = new imageSource.ImageSource();

        if (0 === value.indexOf(utils.RESOURCE_PREFIX)) {
          let path = value.substr(utils.RESOURCE_PREFIX.length);
          source.fromResource(path).then(function() {
            image.isLoading = false;
            image.nativeView.image = source.ios || source.nativeView;
          });
        } else {
          source.fromFile(value).then(function() {
            image.isLoading = false;
            image.nativeView.image = source.ios || source.nativeView;
          });
        }

      }
      image.requestLayout();
    }

  }

开发者ID:VideoSpike，项目名称:nativescript-web-image-cache，代码行数:36，代码来源:helpers.ts

示例5: isFileOrResourcePath

export function isFileOrResourcePath(path: string): boolean {
    return utils.isFileOrResourcePath(path);
}

开发者ID:peoplewareDo，项目名称:nativescript-svg，代码行数:3，代码来源:svg.common.ts

注：本文中的tns-core-modules/utils/utils.isFileOrResourcePath函数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。