groupdocs-viewer/groupdocs.viewer-for-.net

GroupDocs.Viewer for .NET examples, plugins and showcase

groupdocs.viewer-for-.net's Issues

[MVC-10014] : Unable to View Visio (*.vsd) Files in HTML Mode

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/14793.aspx

The user reported that he is unable to view Visio (*.vsd) files in HTML mode. The sample file is attached with the forum thread.

[SP-1001] : Implementation of Popup Messages in Case of Exceptions

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/16392/issue-in-groupdocs-viewer-sharepoint-project.aspx

User requested to implement the feature of displaying popup messages in case any exception is thrown (as shown in the image).

[MVC-10017] : Request to get page image is called twice for the same page number

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/permalink/15537/15515/showthread.aspx#15515

One of the users reported that request to get the page image of the same page number is called twice whereas the document contains only one page and showThumbnails is also false. This makes the viewer slow in performance as multiple calls are being posted to get one page. He is using image-based rendering. For details, please see forum thread.

[MVC-10030] : JavaScript runtime error when scrolling pages inside viewer control

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/18868.aspx

One of the users reported that he is getting a JavaScript runtime error when scrolling the document pages in viewer control (as shown here). We are able to see the error in browser's console (as shown in this screenshot) stating "Cannot read property 'y' of undefined". The details are provided in the above-mentioned forum thread. Thanks

[WEBFORM-1007] : Display all email attachments after mail message in viewer

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/13694/webformfrontend-errors.aspx

Customer wants to view documents attached with an email message along with mail message in viewer. The documents will be displayed one after another after mail message (same as GroupDocs.Viewer App.).

[MVC-10012] : Implementation of Popup Messages in Case of Exceptions

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/permalink/14463/14463/showthread.aspx#14463

User requested to implement the feature of displaying popup messages in case any exception is thrown (as shown in the image).

[MVC-10024] : Thumbnails of Email Attachments are not Visible

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/17299/email-with-attachments-wont-load.aspx

The user has reported that the thumbnails for the email attachments are not visible. We have reproduced the issue at our end. Please see the details in above-mentioned forum link. Thanks

[MVC-1001] : Zooming Options in MVC Front End Application

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/13101/webformfrontend-errors.aspx

Implementation of zoom-in and zoom-out options in MVC Front End application which is already implemented in WebForm Front End.

[MVC-10020] : Implementation of Initial Zoom Option using JavaScript Parameter

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/permalink/17089/17080/showthread.aspx#17080

One of the users requested for the implementation of the initial zooming option to set the zoom level using the JavaScript parameter.

[WEBFORM-1009] : Performance Issue in Rendering Large Documents

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/14265.aspx

Rendering large documents takes considerable time when showThumbnails is true. After rendering 2 or 3 pages, application starts generating thumbnails and process of rendering pages pauses till all thumbnails are generated. Sample document is attached in the forum thread.

Implementation of Sample Document Viewer Application in Windows Forms

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/permalink/16456/16456/showthread.aspx#16456

The user has asked for a basic document viewer application developed in Windows Forms.

[MVC-10015] : Thumbnails are not generated correctly when using the API in evaluation mode

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/14829/error-displaying-thumbnails/showthread.aspx#14829

Thumbnails are not generated correctly when using the API in evaluation mode. The application throws an exception which terminates thumbnails generating process. The error details are attached with the forum thread.

[MVC-10028] : Search and highlight a text passed from main page while loading the document

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/18040/search-and-high-light-a-text-passed-from-our-main-page-while-loading-the-preview.aspx

One of the users requested to implement the feature to search and highlight a text passed from the main page while loading the document. The details can be found in the forum thread. Thanks

[MVC-1006] : ZoomToFitHeight is not working

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12124/viewer-for-.net-viewer-parameters.aspx
http://www.groupdocs.com/Community/forums/thread/14566.aspx

Customer claims that zoomToFitHeight is not working in V3.0 whether this was working in older versions.

[WEBFORM-1005] : Incorrect highlighted mark and font background in IE

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/13647/docx-and-ppt-do-not-render-correctly-in-ie.aspx

The highlighted mark on the text in demo.docx sample document is not rendered correctly in IE. Back-end API renders page into html correctly. But the issue appears when the page is loaded inside viewer in front end application in Internet Explorer.

[MVC-10010] : Incorrect watermark text and position in PDF printing

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/permalink/13859/13859/showthread.aspx#13859

The user is getting issue with watermark text and position when using PDF printing option (usePdfPrinting: true) in ASP.NET_MVC_Front_End. To reproduce this issue, use demo.docx file and following parameters:

watermarkPosition: 'Diagonal',
watermarkText: '透かし文字、Watermark for image',
watermarkWidth: 100,
useHtmlBasedEngine: false,
usePdfPrinting: true,

[MVC-10011] : Implementation of printWithWatermark Option when Using Pdf Printing

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/permalink/14357/14357/showthread.aspx#14357

User has requested to implement printWithWatermark feature when using Pdf printing i-e usePdfPrinting : true.

[MVC-10023] : Unable to View .dwg Files in HTML Mode

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/17204.aspx

The user reported that he is unable to view .dwg files in HTML mode. The sample file is provided in the forum thread.

[MVC-10027] : Unable to View XML Files

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/17645/xml-documents-not-rendering.aspx

The user has reported that he is unable to view XML files in HTML based rendering. The back-end GroupDocs.Viewer API is rendering the file successfully, however, there is some issue when the front end application displays it. Thanks

Sample Document Viewer in ASP.NET Core using Standard .NET Web API for Document Processing

This issue was originally raised via forum thread:
https://forum.groupdocs.com/t/asp-net-core-mvc/1189/4

The user has asked for an example Viewer front end created in ASP.NET Core that makes calls to a standard .NET Framework based ASP.NET Web API where the GroupDocs libraries are hosted to do all of the document processing.

Split projects into separate repos on github.

Hi, just a suggestion. I was trying to extract the samples and ran in to an error where the path was too long. It may be a good idea to split all of the projects into separate github repos, espcially since most of us are probably only interested in one project and not the whole thing. Another benefit would be that you'd have separate issues for each of the projects. Just an idea. Thanks for putting these out on github!

[MVC-10026] : Unable to view the documents containing '&' in their file name

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/17554/file-names-with-ampersand-dont-render.aspx

The user has reported that he is unable to view the files containing '&' sign in their file name. We successfully reproduced the issue at our end. The back end API is rendering the files without any issue however, issue occurs when the file name is passed in the query string i-e ../document-viewer/GetDocumentPageImage?path=de&mo.docx&width=150&quality=100. Thanks

[WEBFORM-1008] : Search Functionality in Image based Representation

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/13977.aspx

Implementation of searching functionality in the case of Image Representation in WebForms front end.

[MVCM-10001] : Implementation of left-click grab tool

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/18510/left-click-grab-tool.aspx

While viewing a document, we want to (after zooming in several times) be able to have a grab tool that can be used to navigate (up/down, side to side like in Adobe Acrobat) the document pages using left click.
Can the viewer be modified do this? Thanks

[WEBFORM-10010] : Unable to View .dwg Files in HTML Mode

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/17650/batch-print-through-viewer.aspx

The user reported that he is unable to view .dwg files in HTML mode. The sample file is provided in the forum thread.

[MVC-10016] : Responsive behavior of the Viewer Container

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/14944.aspx

The customer has requested to implement the responsive behavior of the viewer container (that contains the rendered HTML pages and images of the documents) for different screen sizes.

[MVC-1008] : Provide an option to supply URL in the Front End

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/11387/do-not-know-where-to-begin-with-the-upgrade-3.0.aspx

The user claims that he was able to supply URL in the front end at previous versions. However, in the new front end, he is unable to do that. Please investigate how to achieve this. Thanks

[MVC-10019] : Incorrect Rendering of .msg File

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/permalink/16865/16865/showthread.aspx#16865

The user has reported that he is getting issues in viewing the .msg file in MVC front end application. It seems something in the CSS and/or javascript of the legacy viewer is mangling the layout of the document on the client side. Please find the sample .msg file in the forum post mentioned above.

[MVC-10013] : Ability to drag the image when zoomed in instead of using the scroll bars

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/14772.aspx

Implementation of the new feature that will allow users to be able to drag the image when zoomed in instead of being forced to use the scroll bars. This accompanied with the ability to pinch and zoom while viewing documents on a mobile device would make the product much easier to interface with.

File packages.config is not found.

Please add packages.config file to the GroupDocs.Viewer.Examples.CSharp project.

[WEBFORM-1003] : Relative URL Issue in GroupDocs.Viewer WebForms Front End

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/11090/migrate-to-version-3.0.aspx

Handling relative URL issue in GroupDocs.Viewer WebForms Front End.

[MVC-1004] : Thumbnails are taking too much time in loading for large files

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12852/loading-large-files-in-v3.2.0.aspx

Thumbnails are taking a considerable time in loading for large files in Legacy MVC Front End.

[MVC-1003] : View Next and Previous Files in Viewer using Navigation Buttons

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12962/set-file-path-dynamically-in-legacy-front-end-demo-of-groupdocs.viewer-for-.net.aspx

User wants to view files in a directory using next and previous buttons. By pressing next/previous buttons the viewer will display next/previous file.

[WEBFORM-1002] : Images are not Loading in Html View

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12584/how-to-process-file-from-stream-without-filename.aspx

Images files (i-e jpg, bmp) are not displayed in Html view in WebForms Front End in Google Chrome.

[MVC-1002] : Implement Watermark Opacity Feature

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/13094/watermark-opacity-3.3.0.aspx

Implementation of applying watermark opacity feature using JavaScript parameter "watermarkOpacity".

[WEBFORM-10011] : Image files do not load in first attempt in HTML Mode

This issue was originally raised via forum thread:
https://forum.groupdocs.com/t/image-file-extension-issues/5097/8?u=usman.aziz

One of the customers reported that the image files (.JPEG, .JPG, .BMP, .PNG) do not load in HTML mode in Chrome browser version 60.0.3112.113. We investigated the issue and found that the output is not displayed in the first attempt. However, if we load some other document and load the image file again, the output gets visible.

[WEBFORM-1001] : Thumbnails are taking too much time in loading for large files

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12584/how-to-process-file-from-stream-without-filename.aspx

Thumbnails are taking a considerable time in loading for large files in WebForms Front End.

[MVC-1007] : EnableRightClickMenu is not working in V3.0

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12124/viewer-for-.net-viewer-parameters.aspx

Customer claims that EnableRightClickMenu is not working in V3.0 whether this was working in older versions.

[MVC-10029] : Email file (.msg) does not render correctly

This issue was originally raised via forum threads:
https://forum.groupdocs.com/t/email-does-not-render-correctly/1810
https://forum.groupdocs.com/t/store-cache-on-amazon-s3-generate-cache-on-demand/5429/16?u=usman.aziz

Using the current ASP.NET MVC Front End showcase, the attached email does not render well in HTML mode in Internet Explorer - it displays with giant text. In Chrome, the images are not loaded. The sample file and screenshots are available in the above-mentioned forum threads. Thanks

[MVC-10022] : Error when Loading .msg File

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/17172.aspx

When loading .msg files in the viewer, the error message "Could not find a part of the path ...." occurs (see this screenshot). The details of the error are mentioned in the forum post. Thanks

[MVC-1005] : Search functionality in Image based representation

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/12222/viewer-3.0-search-not-working.aspx
and
http://www.groupdocs.com/Community/forums/thread/13534/viewer-search-capability.aspx

Implementation of searching functionality in the case of Image Representation of Viewer.

[MVC-1009] : Display all email attachments after mail message in viewer

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/13515/viewer-3.3.0-problems.aspx#13730

View documents attached with an email message along with mail message in viewer. The email documents will be displayed one after another after mail message (same as GroupDocs.Viewer App.).

[MVC-10025] : The Event "documentLoadCompleted.groupdocs" doesn't Trigger when Rendering Excel File as HTML

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/thread/17492.aspx

The user has reported that the "documentLoadCompleted.groupdocs" event doesn't trigger when rendering an Excel file as HTML. However, if we render an Excel file as image, this event triggers. This event triggers perfectly for pdf/doc files(both HTML & image modes). Thanks

[MVCM-10002] : OutOfMemory exception when loading attached .msg file

This issue was originally raised via forum thread:
http://www.groupdocs.com/Community/forums/permalink/18547/18547/showthread.aspx#18547

After loading the email file (.msg), OutOfMemory exception is thrown when API tries to render email attachments (as shown in this screenshot). The problematic email file is provided in the above-mentioned forum thread. Thanks

[MVC-10018] : Browser crashes when displaying large documents in image-based rendering

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/16290/opening-large-documents-issue/showthread.aspx

When displaying large documents in image-based rendering with supportTextSelection: true, browser crashes with out of memory exception. However, everything works fine when using supportTextSelection: false. The sample document and browser details are provided in the above mentioned forum thread. Thanks

[WEBFORM-1006] : Font color turns to black and zooms incorrectly for first slide in IE

This issue was originally raised via forum thread: http://www.groupdocs.com/Community/forums/thread/13647/docx-and-ppt-do-not-render-correctly-in-ie.aspx

The font color and size for the first slide in sample.ppt is not rendered correctly in IE. Back-end API renders page into html correctly. But the issue appears when the page is loaded inside viewer in front end application in Internet Explorer.

[WEBFORM-1004] : Rending image type file in the html based rendering is not working correctly

This issue was originally raised via forum thread: http://groupdocs.com/Community/forums/thread/13554/image-type-file-render-with-different-zooming-each-time-they-open.aspx

Sometimes images are displaying too small when its render first time, while rendering from cache its displaying large. In both the scenario its not displaying based on its actual size. Even image type files are not rendering in chrome and edge browsers. I have attached few images files you can verify it.

[WEBFORM-10012] : First slide of PowerPoint presentation does not display completely

When loading PowerPoint presentation in the viewer, the first slide is not displayed completely. For reference, please see this screenshot.

[MVC-10021] : Dragging Issue when Selecting Text Inside the Viewer

This issue was originally raised via forum thread(s): http://www.groupdocs.com/Community/forums/permalink/17089/17080/showthread.aspx#17080
http://www.groupdocs.com/Community/forums/thread/17228.aspx

When trying to select a text from document there is a glitch when the cursor position is at the between two lines space. Sometimes when selecting the text the page starts scrolling. The text selection is only possible to the downwards. If we try to select text upwards or canceling some of the selection the page starts scrolling. Can it be made optional to set mouse drag option to scroll the pages. Please visit the above-mentioned link for details.

SaveFile method of Utilities class

The SaveFile method of the Utilities class is commented out. Without it, the example of saving as a PDF does not work.