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WPF Datagrid: Column is not displayed Net-Framework/WPF/Controls-Elements
WPF Datagrid: Column is not displayed
13.11.2018 4
WPF Datagrid: Column is not displayed Problem:

Read text from PDF using iTextSharp Net-Framework/WPF/Code-Samples
Read text from PDF using iTextSharp
10.10.2018 133
Read text from PDF Under C # you can create a complete PDF reader with just a few lines of code For this you can integrate the Nuget Package iTextSharp small Windows program with iTextSharp in C # and WPF

Error: A second operation started in this context before a previous asynchronous operation completed. Net-Framework/WPF/Error-Messages
Error: A second operation started in this context before a previous asynchronous operation completed.
20.08.2018 454
Error: A second operation started in this context before a previous asynchronous operation completed Error:

Error: Can not implicitly convert type System.Threading.Tasks.Task  long to long Net-Framework/WPF/Error-Messages
Error: Can not implicitly convert type System.Threading.Tasks.Task long to long
20.08.2018 148
Error: Can not implicitly convert type 'System Threading Tasks Task ' to 'long' Not correct:

Error: The underlying provider failed on Open.EntityFramework Entity Framework Net-Framework/WPF/Entity-Framework
Error: The underlying provider failed on Open.EntityFramework Entity Framework
20.08.2018 178
Error: The underlying provider failed on Open EntityFramework Entity Framework Error message:

Send emails with WPF Net-Framework/WPF/Code-Samples
Send emails with WPF
17.08.2018 133
Send emails with WPF With the following code sample you can easily send emails in WPF applications

Evaluate Json in WPF Net-Framework/WPF/HTML-Documents
Evaluate Json in WPF
09.08.2018 147
Evaluate Json in WPF Task: I would like to evaluate a Json return from a website in WPF

httpClient Error: There is no mapped character in the multi-byte codepage for the Unicode character.  HRESULT: 0x80070459 Net-Framework/WPF/HTML-Documents
httpClient Error: There is no mapped character in the multi-byte codepage for the Unicode character. HRESULT: 0x80070459
08.08.2018 158
There is no mapped character in the multi-byte codepage for the Unicode character (Exception from HRESULT: 0x80070459) Problem: W

How to create a database connection in WPF and connect to EF Entity Framework Net-Framework/WPF
How to create a database connection in WPF and connect to EF Entity Framework
02.08.2018 166
If you've added an existing database as a draft to the WPF project, the easiest way to create a data connection is to double-click the database under Visual Studio This opens the Server Explorer and integrates the SQL Server database as Datat Conn

C # Application: Webrobot to read all Ebay Kleinanzeigen Net-Framework/WPF/Code-Samples
C # Application: Webrobot to read all Ebay Kleinanzeigen
20.02.2018 346
Task: The application scours through a full range of Ebay Classifieds The application is written in C #, WPF Base: Ebay Classifieds does not filter the results for fulltext input, it only displays the results which

WPF: Navigate to a page Net-Framework/WPF/Code-Samples
WPF: Navigate to a page
13.02.2018 290
Switch from a window to a page In MainWindows with the code private

WPF: create a selectable list Net-Framework/WPF/Code-Samples
WPF: create a selectable list
13.02.2018 447
The following code example shows how to create a list in WPF with selectable rows The list consists of UserControl elements, which appear stacked in a stack panel as a list A list with its own user control lines makes sense if a data grid or a pure table or

WPF: Set Startup Window Net-Framework/WPF/Code-Samples
WPF: Set Startup Window
17.01.2018 484
Where to put in WPF, with which windows the application should start? Solution: In the file: App xaml in the header is the setting StartupUri = "MainWindow xaml" Here you can change the setting

Add WPF Local SQL Database to Application and Connect Data Net-Framework/WPF/Code-Samples
Add WPF Local SQL Database to Application and Connect Data
04.01.2018 3538
If you need a database in WPF that only serves as a data store for the WPF application, then you should create a local database The database is created and linked with Add New Item-> Service Based Database This is a local SQL Server database that places t

Error caused by Caliburn Micro Net-Framework/WPF/Error-Messages
Error caused by Caliburn Micro
14.08.2017 675
Error caused by Caliburn Micro In a download project from Windows 8 1 for the transfer in Windows 10 the error is shown, that there is an internal error to the Caliburnproject and Caliburn Micro The use in the old project can be found in the XAML header Further t

WPF: System.Windows.Interactivity is broken or missing Net-Framework/WPF/Error-Messages
WPF: System.Windows.Interactivity is broken or missing
14.08.2017 1938
WPF: System Windows Interactivity is broken or missing In a project, the System Windows Interactivity reference is showing an error System Windows Interactivity

WPF, Bridge: StorageFile access with Windows 10 under Win32 Net-Framework/WPF/Migrate-to-UWP
WPF, Bridge: StorageFile access with Windows 10 under Win32
21.07.2017 862
WPF, Bridge: File access with Windows 10 under Win32 The functionality of the UWP Windows 10 can be integrated under Windows 32 WPF WinForms Then you can open and manage files with asynchronous access as a storage file In contrast to UWP you have the comp

WPF / UWP: Canvas with relative positions and sizes Net-Framework/WPF/Code-Samples
WPF / UWP: Canvas with relative positions and sizes
07.07.2017 1755
WPF UWP: Canvas with relative positions and sizes This code example shows a Windows XAML application, where the positions and size of the elements in a Canvas Control match the runtime, relative to the size of the window or canvas element In the Canvas_ChangedSize

C #, WPF, UWP: ScreenShot to save an app or window area as a file Net-Framework/WPF/Code-Samples
C #, WPF, UWP: ScreenShot to save an app or window area as a file
06.07.2017 1353
C #, WPF, UWP: ScreenShot to save an app or window area as a file C #, WPF, UWP, RenderTarget Bitmap, Encoder, SaveSave as File, Desktop, Screen Area Render Windows window, app, application or XAML element as bitmap and save the element as a ScreenShot fil

XAML: Text break in the button Net-Framework/WPF/Basics
XAML: Text break in the button
06.07.2017 508
XAML: Text break in the button WPF, UWP, XAML, TextWrap, Wrap, LineBreak The UIElement, Framework ElementButton has no direct option for the text break If you want a text break in a button, you have to either set a sub-element TextBlock inside t

C #: Windows ScreenShot save as file Net-Framework/WPF/Code-Samples
C #: Windows ScreenShot save as file
06.07.2017 817
C #: Windows ScreenShot save as file, Windows Graphics, Desktop This application in Windows WPF saves the current monitor as a screenshot in a png file Video Tutorial This application in Windows WPF saves the cu

WPF Windows Font icons with Segoe MDL2 Asset Net-Framework/WPF/Basics
WPF Windows Font icons with Segoe MDL2 Asset
06.07.2017 2486
WPF Windows Font icons with Segoe MDL2 Asset With a trick WPF and C # can be installed in Windows applications under Windows FontFamily: Segoe MDL2 assets One can enter the font a FrameworkElements or UIElements into the Properties->

WPF Color Picker on Color Cube Net-Framework/WPF/Code-Samples
WPF Color Picker on Color Cube
05.07.2017 1520
WPF Color Picker on Color Cube, Black White Color This code example contains a color picker (ColorPicker) with which you can determine a color at run-time in RGB values The color is returned, over which the mouse pointer is positioned as a cursor

WPF: Draw ColorWheel in C# by drawing Lines Net-Framework/WPF/Code-Samples
WPF: Draw ColorWheel in C# by drawing Lines
04.07.2017 1017
WPF: Draw ColorWheel The following code creates a ColorWheel that is needed to select color in an application The solution is designed to automatically draw lines from the edges of a rectangle directly into the center of the rectangle using the draw_Lines () method

WPF: Snap In to Next Lines of Elements Net-Framework/WPF/Code-Samples
WPF: Snap In to Next Lines of Elements
29.06.2017 547
WPF: Snap Next Lines The following code example contains a WPF application in which the moving elements always dock onto the other elements The C # code is based on the fact that when a corner of an element is moved, the new position in the top and left position is

WPF Code: Usercontrol with customizable size at runtime Net-Framework/WPF/Code-Samples
WPF Code: Usercontrol with customizable size at runtime
29.06.2017 1176
WPF Code: Usercontrol with customizable size at runtime This code example involves the calculation and adjustment of the size and position of a UserControl at runtime in a superior canvas UIElement C # Code, Code-Example Video ins

WPF: Save the background of a Windows app as a ScreenShot Net-Framework/WPF/Code-Samples
WPF: Save the background of a Windows app as a ScreenShot
28.06.2017 686
WPF: Save the background of a Windows app as a ScreenShot The following C # code saves the current background or the appearance of a Windows 32 WPF app as a bitmap This example also shows that only the app application is captured and not the background desktop behin

WPF, UWP: Create transparent app window Net-Framework/WPF/Code-Samples
WPF, UWP: Create transparent app window
28.06.2017 1168
WPF, UWP: Create transparent app window Create a transparent app window A window becomes transparent with WPF when the following settings are entered in the XAML value

WPF: Determine the relative position of an element Net-Framework/WPF/Code-Samples
WPF: Determine the relative position of an element
28.06.2017 819
WPF: Determine the relative position of an element Under WPF, you can use TranslatePoint ( ) The position of a subordinate element to the upper left corner of a parent element C # Code example UIElemen

WPF: Mouse position Net-Framework/WPF/Code-Samples
WPF: Mouse position
28.06.2017 645
WPF: Mouse position How to determine the position of the mouse pointer in a WPF application The position of the mouse is always determined relative to the upper left corner of a superimposed UIElement From the MouseEventArgs parameter in the Mo

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