Universal Windows Platform (UWP)

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asked

Amy Peng-MSFT 251 Microsoft Employee

answered

Fei Han - MSFT 306 Microsoft Vendor

1 answer

UWP Designer not showing in Windows 10 22h2

I am using Windows 10 22h2 (19045.4170) and have the latest Windows 11 SDK (22621.0) and Windows 10 SDK (20348.0). In Visual Studio (UWP Project), my target version is Windows 10 version 2104, but I am unable to view the designer and it tells me to…

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Emmanuel James 20

edited the question

Tianyu Sun-MSFT 28,941 Microsoft Vendor

2 answers

UWP, c++\cx, Memory leak with file and folder management

UWP application, c++\cx language, 10.0.17763.0 target platform: if I create a loop that creates and then destroys a directory then the committed memory of the process grows indefinitely. On a machine with 32GB of RAM and 1T of disk I got up to 5GB of…

asked

Stefano Rosini 0

commented

Stefano Rosini 0

1 answer

how do I find the working area of my uwp app in .net using C#

This is a simple question but I'm having a rough time finding an answer. What I want to find is the working area of my application. I'm working in Visual Studio 2022 and have created the basic project. Searches on the internet result in many answers…

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Joe Babb 60

commented

lunchtiemre 0

1 answer

Draw rectangle with corner radius and fit an image bytes to that rectangle with same corne radius

Below I attached my code I need an image with a border and corner radius, please correct my code, and give any other guidelines CanvasRenderTarget renderTarget = new CanvasRenderTarget(device, cardWidth, cardHeight, dpi); using…

asked

Saranya Karthik 40

commented

Saranya Karthik 40

1 answer

Is it possible to have a floating panel on top of main window?

I see that creating a another window in UWP is extremely difficult. Is it possible to let a panel or something floating like a tool window on top of main window?

asked

杨岑 171

commented

Roy Li - MSFT 32,721 Microsoft Vendor

1 answer

Is Microsoft.Toolkit.Uwp.UI.Controls.DataGrid still alive?

I think I need this wonderful control. The official package (https://www.nuget.org/packages/Microsoft.Toolkit.Uwp.UI.Controls.DataGrid) shows last update is more than one year ago. Is it still alive? Can I still use it in my new UWP projects?

asked

杨岑 171

accepted

杨岑 171

1 answer

How to remove Bottom Border Textbox | UWP

Hello. I have a native TextBox and I'd like to remove this blue border-bottom in Light and Dark: Focus State: Rest: I'd like to remove all these bottom borders. However, if my SO is in High Contrast mode, I'd like to keep these native borders: …

asked

Anderson Rodrigues Cavalcante 291

commented

Anderson Rodrigues Cavalcante 291

0 answers

How implement a XAML control that is similar with WIN32 listview?

In traditional WIN32 SDK, we have a ListView control with column headers (like the one we have in file Explorer). How to implement similar control using XAML? I did some research and GridView seems very promising. The official UWP samples repo on GitHub…

asked

杨岑 171

commented

Junjie Zhu - MSFT 16,391 Microsoft Vendor

0 answers

Not working as expected web to app Uri Handlers?

Hi, I was trying to launch my application by associating my own website to it. Was following the instructions mentioned in the document, by building a packaged application. Reference:…

asked

Rohan Pande 375

edited a comment

Rohan Pande 375

1 answer

New to coding, looking for direction in what needs to be installed to code Windows Apps

Good evening everyone. So my last experience with programming was QBasic for my VIC-20, since it had very limited RAM and CPU was limited, some programs I had to code in binary, some is rudimentary assembly and my favourite back then was QBasic, it was…

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Roger Hanna 21

edited a comment

Supravo Biswas 0

1 answer

How do I know when a binding is complete?

I have a CombBox like below: <ComboBox x:Name="fileTypeListBox" ItemsSource="{x:Bind local:App.fileCategories}" SelectedValuePath="Code" …

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杨岑 171

edited a comment

杨岑 171

2 answers

How I get 300 DPI with 648 X 1016 Using SKBitmap

I am trying to PNG image to BMP image via using SKBitmap, the BMP image not set in 300 DPI why? below i mentioned my code, if there is any mistakes please correct my code using (SKBitmap pngBitmap = SKBitmap.Decode(inputFilePath)) { …

asked

Saranya Karthik 40

commented

Junjie Zhu - MSFT 16,391 Microsoft Vendor

0 answers

while i use the API : var PDevice = PhoneLineTransportDevice.FromId, it return null

I use the below codes, try to get the PhoneLineTransportDevice, but the API FromID returns null //this API works well, can get the DeviceInformation DeviceInformationCollection devices = await…

asked

Mingping1 Zhang 0

commented

Junjie Zhu - MSFT 16,391 Microsoft Vendor

1 answer

How get visual items of a ComboBox using databinding?

It's a followup question of https://video2.skills-academy.com/en-us/answers/questions/1656636/how-do-i-know-when-a-binding-is-complete. The ComboBox is databound using ItemsSource, now I don't have control of the Items property because it's a simply set to…

asked

杨岑 171

answered

杨岑 171

1 answer

The functionality of ms-screenclip is the same as ms-screensktech on Windows 11.

In my C# uwp project I want to make the state of the snipping tool appear when the combination windows + shift + s is pressed. I have the same implementation as the official documentation says: bool result = await Launcher.LaunchUriAsync(new…

asked

Tamás Bitó 20

accepted

Tamás Bitó 20

1 answer

Data binding auto update question

I cannot get it working. I bind a list of FileCategory to a ComboBox.ItemsSource (OneWay mode), but when I add new items to the list, the ComboBox won't get update accordingly. class FileCategory { public string Name { get; set; } public string…

asked

杨岑 171

accepted

杨岑 171

1 answer

How set ThemeResource using code?

My XAML code: <Page.Resources> <ResourceDictionary> <ResourceDictionary.ThemeDictionaries> <ResourceDictionary x:Key="Light"> <ImageSource…

asked

杨岑 171

accepted

杨岑 171

1 answer

Is it mandatory to put images in Assets folder?

All samples in the offical docs have images put in Assets folder. Is it an absolute requirement to put images in Assets folder? For my tests, I can actually put images in another folder say Images that is parallel to Assets.

asked

杨岑 171

accepted

杨岑 171

2 answers

Solve Transparent/Black background BMP image file generate via C# code

I create to design membership card with data(memebership ID, member photo, Firstname,lastnema, expire dateand level) via using CanvasDevice to draw all text with position declaration. after i generate to save (BMP) image to local storage, the stored…

asked

Saranya Karthik 40

answered

Junjie Zhu - MSFT 16,391 Microsoft Vendor

Universal Windows Platform (UWP)

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2,890 questions with Universal Windows Platform (UWP) tags

test a question

UWP Designer not showing in Windows 10 22h2

UWP, c++\cx, Memory leak with file and folder management

how do I find the working area of my uwp app in .net using C#

Draw rectangle with corner radius and fit an image bytes to that rectangle with same corne radius

Is it possible to have a floating panel on top of main window?

Is Microsoft.Toolkit.Uwp.UI.Controls.DataGrid still alive?

How to remove Bottom Border Textbox | UWP

How implement a XAML control that is similar with WIN32 listview?

Not working as expected web to app Uri Handlers?

New to coding, looking for direction in what needs to be installed to code Windows Apps

How do I know when a binding is complete?

How I get 300 DPI with 648 X 1016 Using SKBitmap

while i use the API : var PDevice = PhoneLineTransportDevice.FromId, it return null

How get visual items of a ComboBox using databinding?

The functionality of ms-screenclip is the same as ms-screensktech on Windows 11.

Data binding auto update question

How set ThemeResource using code?

Is it mandatory to put images in Assets folder?

Solve Transparent/Black background BMP image file generate via C# code