Questions tagged as 'wpf'

Tagged questions
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Change page in WPF project in C #?

I'm starting to work with WPF projects in C # and I'm designing the application with blend, but I can not find a way to change the page. I have a login and when I click enter, how can I change pages in the same frame?     
asked by 19.12.2018 / 19:31
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Remove border from MenuItem

I am working with WPF and implemented a Menu but I could not remove the border that appears in the Items. Here my code: <ControlTemplate x:Key="menuTemplate" TargetType="{x:Type MenuItem}"> <Border x:Name="templateRoot" Bor...
asked by 19.12.2018 / 18:42
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How to change the value of the "Title" in WPF

Someone has modified the value of the title in WPF , I want to show a value in this space. Title="text" + key This is the one I currently have, I would like to be able to concatenate them with another variable that I have in a [key] of...
asked by 10.12.2018 / 17:18
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I have a traffic jam in my C # WPF Program

Good day everyone, I became the user because I have a very big question and I can not continue without solving it. I'm trying to do the program in different files ".cs" of classes but this is bringing me complications when it comes to wanting...
asked by 02.01.2019 / 15:38
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Problems with the Entity Framework

Good morning, I have the following error when saving the data of a form in the Database. I work with C # and WPF. This is the exception: System.Data.Entity.Validation.DbEntityValidationException: 'Validation failed for one or more entities....
asked by 22.11.2018 / 13:32
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How can I delete a row from a datagrid?

What I would like to know is how to delete a complete row of a datagrid when the user selects it and clicks on a button, since I am new working with databases     
asked by 07.11.2018 / 21:23
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Percentage dimensions wpf c #

I'm designing an interface with WPF, I have the great inconvenience that when I ask to start maximized, I lose the size with which I have designed and therefore the controls I use are disordered, there is some way that the width and height of th...
asked by 07.11.2018 / 18:15
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ProgressBar in WPF

I am developing an interface with WPF and C # that searches recursively and shows all the files that have a certain extension within a certain directory selected by the user. I already have this part ready and working correctly. What I want now...
asked by 08.11.2018 / 17:55
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Data Step between WPF Forms

I have the following question, I have a form with a datagrid with which I pretend that by selecting the datagrid row, I can send the datagrid information to a new form and present that information in the corresponding textbox of the New window I...
asked by 09.11.2018 / 04:53
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Datagrid Up and Down keys do not work when the datagrid is filtered

In a WPF window I have a DataGrid which hides the rows that do not comply with a filter through a DataTrigger by setting the visiblility property to collapsed. When it is not filtered it can be navigated well in the DataGrid but by applying a fi...
asked by 29.10.2018 / 19:46