Syncfusion Essential Studio Windows Forms(英語版)

WinFormsのUIコントロールを多数収録したパッケージ

Syncfusion 社の製品
2002 年より日本国内にてComponentSourceで販売中。

バージョン: 2026 Volume 1 SP1 (33.2.15) 新機能 更新日: Jun 23, 2026 レビューの平均スコア: 5.00レビューの平均スコア: 5.00レビューの平均スコア: 5.00レビューの平均スコア: 5.00レビューの平均スコア: 5.00 (4)

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Please note that new Timed Subscription Licenses for Syncfusion Essential Studio Windows Forms are available as part of Syncfusion Essential Studio Enterprise.

Syncfusion Essential Studio Windows Forms のリリース

Released: Sep 17, 2025

2025 Volume 3 (31.1.20) での更新項目

不具合の修正

  • Calculate
    • The ROUND formula now returns the correct result when the argument contains arithmetic operators.

Released: Sep 10, 2025

2025 Volume 3 (31.1.18) での更新項目

不具合の修正

  • Diagram
    • Resolved a NullReferenceException that occurred when copying and pasting imported VSX or VSS shapes.
  • TreeNavigator
    • The TreeNavigator now properly navigates and displays the child items in the correct order during backward navigation.

Released: Sep 5, 2025

2025 Volume 3 (31.1.17) での更新項目

機能

  • Common
    • UITypeEditor support in .NET 8 and above - UITypeEditor support has been extended to .NET 8 and higher, allowing smooth integration of custom forms and dropdown controls. This update improves the design-time experience by enabling seamless interaction with custom property editors directly within the designer.
  • DoubleTextBox
    • DoubleTextBox now supports displaying decimal values in a formatted manner, while preserving full precision in the DoubleValue property.
    • DoubleTextBox now supports...

Released: Aug 26, 2025

2025 Volume 2 SP1 (30.2.7) での更新項目

不具合の修正

  • Calculate
    • The SUMIFS function now returns the correct value when the criteria value is empty.
  • PDF
    • Fixed the issue where pages were not properly imported from a specific PDF document.
    • Resolved the problem with the Find Text functionality in a particular PDF document.
    • Addressed the preservation issue that occurred after flattening the signature field in a PDF document.
    • Corrected the issue where annotations were not redacted properly in the PDF document.
    • Resolved the exception that occurred...

Released: Aug 19, 2025

2025 Volume 2 SP1 (30.2.6) での更新項目

不具合の修正

  • Calculate
    • The TEXTJOIN function now processes array-formatted string values correctly within CalcEngine, producing accurate and expected results.
    • The CONCAT function now accurately computes and preserves decimal values, even when nested formulas are involved in CalcEngine.
    • CalcEngine now accurately computes and returns results during Excel to PDF conversion, even when executed across multiple threads with culture-specific settings.
  • DocIO
    • Exif format of an image is now preserved properly...

Released: Aug 13, 2025

2025 Volume 2 SP1 (30.2.5) での更新項目

不具合の修正

  • DocIO
    • Image is now aligned properly in the Word document after calling the AppendHTML API.
    • Text with "SimSun" font is now preserved properly while converting a Word document to PDF.
    • Before spacing is now properly applied to the paragraph when converting a Word document with multiple columns to PDF.
  • GridGroupingControl
    • Now, the row height in GridGroupingControl does not shrink while editing a cell, even if an adjacent cell in the same row contains multiple lines.
  • PDF
    • Resolved an issue...

Released: Aug 7, 2025

2025 Volume 2 SP1 (30.2.4) での更新項目

機能

  • PDF
    • Added support for exact match text redaction in PDF documents, enhancing document security and privacy.
    • Implemented the TryGetValue method, enabling users to verify and retrieve custom values in annotations and AcroForms, improving data handling efficiency.

不具合の修正

  • DocIO
    • Checkbox character is now preserved properly after appending HTML to the Word document.
    • Character format is now applied properly for RTL text inside table while converting a Word document to PDF.
    • 'Invalid use of a table...

Released: Jul 29, 2025

2025 Volume 2 (30.1.42) での更新項目

不具合の修正

  • Diagram
    • Resolved a MissingManifestResourceException that occurred when updating diagram styles using the Designer.
  • DocIO
    • Document protection will no longer be disabled when an incorrect password is used with any protection option.
    • Header content is now preserved properly when resaving a DOCX document.
    • Tabs are now preserved properly after calling the AppendHTML API.
    • The ArgumentOutOfRangeException will no longer be thrown during a mail merge with RemoveEmptyGroup enabled.
    • Mail merge...

Released: Jul 22, 2025

2025 Volume 2 (30.1.41) での更新項目

不具合の修正

  • Calculate
    • The CalcEngine database functions will now work in .NET Core applications.
  • DocIO
    • The FormatException will no longer be thrown while parsing HTML document.
    • The InvalidOperationException will no longer be thrown while comparing DOCX documents.
    • Editable range is now preserved properly while resaving a DOCX document.
    • Solid fill from theme is now preserved properly while converting Word document to PDF.
    • Bold formatting is now applied properly for required RTL text during RTF to PDF...

Released: Jul 15, 2025

2025 Volume 2 (30.1.40) での更新項目

不具合の修正

  • DocIO
    • Corruption will no longer occur while resaving a DOCX format document with shapes having group fill.
    • The InvalidOperationException will no longer be thrown while opening a RTF document containing a table within a shape.
    • The NullReferenceException will no longer be thrown while reading the header section of a DOC format document.
    • Group shape is now preserved properly while resaving the DOCX document.
    • TOC page numbers containing bookmarks are now updated properly after calling...