Developer technologies

2 answers

Consume C++ library methods in UWP

I have c++ library (.dll) which is exposing few methods, i want to consume those methods in UWP application. The methods will call frequently from UWP application. Can you please provide the solution on this.

asked

Pariventhan Swaminathan 6

answered

James Dailey - MSFT 336 Microsoft Employee

1 answer

How do I make sure a file is closed before attempting to read to it? (UWP)

I have a UWP app where a method is invoked that reads and writes the necessary data. It is reads when the page loads or the program opens, and writes data when the page unloads and the app closes. It looks like this: async void WriteAndRead(bool…

asked

Logan Stach 41

commented

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

2 answers

Is UWP the Right Development Tool for My Project?

I want to create an app for Window Store, but I fear that UWP is not the right development tool. My project targets the Windows desktop only, and my project will rename directores and files, and it will replace text in files. After doing some…

asked

R Evans 211

commented

Lex Li 6,042

1 answer

How to detect point behind background app?

According " Handle pointer input " , there is a "PointerRoutedEventArgs e" can get a point object. PointerPoint ptrPt = e.GetCurrentPoint(Target); …

asked

Liang Chun Lin 1

answered

Richard Zhang-MSFT 6,936 Microsoft Employee Moderator

0 answers

UWP C#: How to make a framework element to full window mode

I am writing a uwp app that has multiple frameworkEelements. When a button is clicked, I want one of the FrameworkElement(In my app it is a usercontrol) to be in full window. I don't want a new window to be launched. (Similar to the behavior of media…

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karthik vr 31

commented

Karthik Raman 1

0 answers

create container for app

Hi How can I create a simple container for an App created in 2013 or 2014 with VS ?

asked

Rui app 1

commented

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

0 answers

How to access to the resource dictionary

Hi It's a uwp project i try to access to the resource dictionary . I open the solution explorer but i don't see the resource folder Thanks

asked

Shay Wilner 1,746

commented

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

1 answer

Preventing listview from scrolling back to the top when removing item

I have this listview which displays a large number of items. The UI also allows me to remove any item from the listview. I scroll around the middle of the listview, and I remove an item. When that happens, the listview scrolls back to the top. I want to…

asked

mcosmin222 1

answered

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

0 answers

App manifest validation error after adding Windows.Networking.Sockets.WebSocketKeepAlive as backgroundTask entrypoint

I followed the sample here: https://learn.microsoft.com/en-us/windows/uwp/networking/network-communications-in-the-background, and tried to implement an out-of-process background task with websocket. However, after I added…

asked

Anonymous

commented

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

0 answers

Passing Current Control to IValueConverter

I have an ItemsControl, and in several of the Binding(s) in the DataTemplate I use an IValueConverter. In several of these IValueConverter(s) I need to access the control in which I am doing the Binding (for example, if I am binding the Tag property, I…

asked

Nathan Sokalski 4,111

commented

Fay Wang - MSFT 5,231

1 answer

How to set a global InkToolbar for multiple InkCanvas controls in a ListView?

So I have a ListView which is a vertical list of InkCanvas controls. I know that InkToolbar allows you to set a TargetInkCanvas object to easily provide a control to change the properties of the canvas. However, I don't want to bind to as single…

asked

Daljit Singh 261

accepted

Daljit Singh 261

1 answer

x64 / x86 Combined Build with DLLs in UWP app

Hi, My team currently ship a UWP app in the store for x64 only. We're trying to get a combined x86 and x64 build available. The app makes use of DLLs that have both x86 and x64 versions. Our builds originally were: x64 Build: Package…

asked

Ross Chisholm 1

answered

mcosmin222 1

0 answers

UWP Stream socket connection issue

Hi, We have created 2 UWP apps as a Server app and a Client app to be used in a classroom. There can be 30-40 students who has a device with Client app per student. Teacher uses Server app to teach students. There is a feature, when teacher…

asked

Madhu 96

commented

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

1 answer

DateTimeFormatter is super slow

Why is UWP's DateTimeFormatter so slow at formatting times to strings? DateTimeFormatter.ShortTime.Format(time) If you try formatting 1,440 different times in a loop, that loop takes 2.5 seconds to complete. If you just use…

asked

Andrew Leader 1

answered

Fay Wang - MSFT 5,231

2 answers

How to bind properties in a ListView?

Ok so I am a bit confused the way model-view dynamics work in UWP. Coming from Qt, things seemed a bit complicated. In my project, what I have done is the following: I have create a custom control (the delegate for my view) called CanvasPage, in…

asked

Daljit Singh 261

accepted

Daljit Singh 261

1 answer

How to read from TextBox LineByLine

I have a TextBox with AcceptsReturn="True" Now I want to read from it line by line I tried code: string[] modelLines; modelLines = ModelTextBox.Text.Split('\n'); But it doesnt work, how to read from TextBox…

asked

BitSmithy 2,231

accepted

BitSmithy 2,231

1 answer

CanvasRenderTarget poor rendering quality when drawing ink

I have a ScrollViewer which contains a CanvasVirtualControl. My app does the following: Use an InkCanvas to draw wet ink Custom dry the ink and render it offscreen on a CanvasRenderTarget Then draw the appropriate portion the target onto…

asked

Daljit Singh 261

accepted

Daljit Singh 261

1 answer

UWP. UI tasks does not running when application is hidden.

auto workItemHandler = ref new WorkItemHandler( [this]( IAsyncAction^ action ) { while ( action->Status == AsyncStatus::Started ) { WaitForSingleObjectEx( GetCurrentThread(), 1, FALSE…

asked

Andrew Gagua 21

commented

Andrew Gagua 21

1 answer

System.Threading namespace is not working/appearing

I am developing a novice level test xamarin test project since I am new to this technology. I need to add a static variable of type Timer using the System.Threading namespace as follows, private static Timer timer; But, it doesn't seem to work. I…

asked

Munem Maruf 1

answered

Anonymous

1 answer

Windows store app - How to avoid App Hang when app is doing a Server communication process for long time?

Hi, I am having a widows store app running in Windows 8.1. In that, I am doing some server communication. the process step is as below Before starting server communication, i show a loading screen by showing a UI with Progress ring in a popup. …

asked

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

accepted

Nico Zhu (Shanghai Wicresoft Co,.Ltd.) 12,871

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55,903 questions with Developer technologies-related tags

Consume C++ library methods in UWP

How do I make sure a file is closed before attempting to read to it? (UWP)

Is UWP the Right Development Tool for My Project?

How to detect point behind background app?

UWP C#: How to make a framework element to full window mode

create container for app

How to access to the resource dictionary

Preventing listview from scrolling back to the top when removing item

App manifest validation error after adding Windows.Networking.Sockets.WebSocketKeepAlive as backgroundTask entrypoint

Passing Current Control to IValueConverter

How to set a global InkToolbar for multiple InkCanvas controls in a ListView?

x64 / x86 Combined Build with DLLs in UWP app

UWP Stream socket connection issue

DateTimeFormatter is super slow

How to bind properties in a ListView?

How to read from TextBox LineByLine

CanvasRenderTarget poor rendering quality when drawing ink

UWP. UI tasks does not running when application is hidden.

System.Threading namespace is not working/appearing

Windows store app - How to avoid App Hang when app is doing a Server communication process for long time?