.NET 新聞

Opening PDFs directly from streams in ASP.NET PDF Viewer components refers to the ability to load and render PDF documents from a .NET Stream object rather than from a physical file stored on the server. This means the PDF content can be retrieved dynamically from sources such as databases, cloud storage, web APIs, or generated in memory at runtime, and then passed directly to the viewer for display. By working with streams, applications can avoid temporary file storage, improve security by reducing file system exposure, and better support modern deployment scenarios such as containerized or cloud-based environments where local storage may be limited or transient.

Several ASP.NET Core PDF viewer components offer open PDFs from stream functionality including:

• ComponentOne ASP.NET Core FlexViewer (part of ComponentOne Studio ASP.NET MVC by MESCIUS) allows you to render PDF documents from in-memory streams.
• Telerik UI for ASP.NET Core PDF Viewer (part of Telerik UI for ASP.NET Core) lets you load and display PDFs directly from streams.
• Syncfusion ASP.NET Core PDF Viewer (part of Syncfusion Essential Studio Enterprise) facilitates opening PDFs from streams, helping applications present documents retrieved from APIs.

For an in-depth analysis of features and price, visit our comparison of ASP.NET Core PDF viewer components.

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Gauge controls in .NET WPF UI suites are specialized visual components designed to present quantitative data in an intuitive, instrument-style format, similar to speedometers, thermometers, or dial indicators. They are commonly used in dashboards and monitoring applications to display key performance indicators, thresholds, and real-time metrics with clear visual cues such as ranges, tick marks, color-coded segments, and animated needles or pointers. Built to integrate with WPF’s data binding, templating, and styling capabilities, gauge controls allow developers to connect live data sources, customize appearance through themes and templates, and define ranges or alerts that highlight critical values. This makes them particularly useful in industrial systems, financial dashboards, health monitoring tools, and other applications where quick visual interpretation of numeric data is essential.

Many .NET WPF UI Suites contain gauges including:

• DevExpress WPF lets you build interactive gauge controls with rich styling, real-time data binding, and dashboard-ready visual indicators and analytics.
• Actipro WPF Studio allows you to integrate customizable radial and linear gauges featuring advanced theming and smooth animation support capabilities.
• Nevron Vision for .NET enables developers to design advanced gauge visualizations with rich indicators, scales, and dynamic updates for data-driven dashboards.
• MindFusion.WPF Pack facilitates interactive gauge components that display key values clearly, supporting animation, theming, and integration with WPF data sources.
• Infragistics Ultimate UI for WPF lets you create sophisticated gauge visualizations with configurable ranges, responsive rendering, and dashboard presentation capabilities.

For an in-depth analysis of features and price, visit our comparison of .NET WPF UI Suites.

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