wpf database tutorial

The example in this article describes the method for WPF pop-up definition windows. Share to everyone for your reference, specific as follows: Test environment: [1] Vs2010sp1 [2] WPF (. NET Framework 4) Project Content Introduction How WPF projects bounce out of definition windows The first step: Customizing a Window Add a new window entry for the current

Second, the priority of the dependency propertyBecause WPF allows us to set the value of a dependency property in multiple places, we have to use a standard to guarantee the priority of the value. In the example below, we set the background color of the button in three places, so which one will be the final result? Is it black, red or azure?Windowx:class= "Wpfapp1.windowdepend"xmlns= "Http://schemas.microsoft.com/winfx/2006/xaml/presentation"xmlns:x=

following limitations:The textbox is used to display the entered mailbox, requiring the data to be consistent.button is available when the contents of the TextBox all meet the requirements.Xaml:C#: public class Logmulcvt:imultivalueconverter {public Object Convert (object[] values, Type targetType, Object parameter, System.Globalization.CultureInfo culture) {///element cast to the specified string type if (!values. CastAttention:MultiBinding is very sensitive to the order of the child elemen

Nibblestutorials.net WPF tutorial-1 user control User Control Part1-multiply! User Control Part 1-Increase Project File Download After I found the user control, my life had changed. Do not turn your eyes away from the word "control. They are some external Xmal andCodeObject. For flash designers, this means that you can use user controls by using video clips in flash. This section shows you how to c

privilege: Cool, a little bitCodeThe modification has implemented such interesting functions. Of course, in actual production, you should set up a special wing equipment grid and handle the problem as needed.-The obstacle logic and combat logic between empty spaces, such as the air combat form of the permanent tower. If you want to create a project similar to "Dream fairy ",-The visual effects of the air separation layer should be well laid in the design architecture of the game at th

dr = cmd. ExecuteReader ()) {if (Dr. Read ()) {testtableexists = true; }} if (!testtableexists) {string sql= "CREATE TABLE Informations (Website nvarchar (+), UserName nvarchar (+), password nvarchar (30)) "; Sqlitecommand command = new Sqlitecommand (sql, con); Command. ExecuteNonQuery (); MessageBox.Show ("OK"); } stringSqls = string. Format ("INSERT into informations (Website, userName, password)

DataGrid Background code for the example1) The Entity Framework 6.1 reads the city information data from the S_city table in the database (local database)/test, reads the province information from the S_ province table, The anti-data is then displayed to a DataGrid on a window in WPF by way of binding. The specific code is as follows.Using system;using system.col

. Code: (Obtained based on key value pairs) Public voidinnital () {stringConnect =DataModal.Properties.Settings.Default.StockManageSystemConnectionString; Dictionarystring,string> dictionary = Connect. Split (New Char[] {';'}, Stringsplitoptions.removeemptyentries). ToDictionary (x = X.split ('=')[0], x = X.split ('=')[1]); Liststring> test =Newliststring>(dictionary. Values); for(inti =0; I ) {Server.text= test[0]; Sqlname.text= test[1]; Pass.text= test[4]; Account.text= t

Label:First, define an image control in a XAML file named imgMemoryStream stream = new MemoryStream (acquired database object);BitMapImage bmp = new BitMapImage ();Bmp. BeginInit ();//initializationBmp. Streamsource = stream;//Set sourceBmp. EndInit ();//Initialization endImg. Source = bmp;//Set Image sourceMany people do not initialize the BitmapImage with this method, which will result in errors and not get the image data properly.public class EMP{P

relatively simple addition of the parameters, from the left side of the report Data Explorer right-click Parameter, select "Add Static Value List Parameter", enter the name of the parameter can be.Once you're done, click OK, and then drag the data source to the right side of the report area.Binding the number of referencesCode after the binding's parameters Targetdatasource = "Person" refers to the type of collection that is bound to personItemsSource = "{Binding personcollection}" refer

C#WPF Voice Development Tutorials teach you how to make voice software in one stepDrawings and source codeEffect ShowA project preparation1.vs2012 Development Platform2. Microsoft's Voice software libraryDownload: http://download.csdn.net/detail/wyx100/8431269 (with instance project source code)Two. Development GoalsMake a speech software, can read aloud text;Multiple Voice libraries: male and female, support English and Chinese reading;Support for se

C#WPF How do I draw geometry? How to draw a coordinate system?This is inseparable from the path (System.Windows.Shapes) and StreamGeometry (System.Windows.Media) classes.I. Building a WPF ProjectSecond, add codeCode in MainWindow.xamlCode in MainWindow.xaml.csUsing system;using system.collections.generic;using system.linq;using system.text;using System.Threading.Tasks; Using system.windows;using system.wind

ArticleDirectory Sorry, the format is not pleasing to the eye. Some changes have been made in the format since the word was copied. Although live writer is used to rearrange the format, it is really troublesome. Another day, I put the word attachment. Pai_^ In addition, please give us some advice on how to write the tutorial. readers will be more interested. 01. Create a software prototype This prototype includes four projects )

Tags: host source sql NEC init nbsp SQL statement One database stringWPF Connection DB2 Databasepublic void Connectionbd2func (){Connection Database stringString strconn = "PROVIDER=IBMDADB2; hostname=10.180.6.108;database=workshop;port=50000; Uid=eworkshop; Pwd=workshop; ";using (OleDbConnection conn = new OleDbConnection (strconn)){Try{Connecting to a databaseC

The example in this article describes the methods for dynamically loading controls in XAML in WPF. Share to everyone for your reference, specific as follows: Using System; Using System.Collections.Generic; Using System.Linq; Using System.Text; Using System.Windows; Using System.Windows.Controls; Using System.Windows.Data; Using System.Windows.Documents; Using System.Windows.Input; Using System.Windows.Media; Using System.Windows.Media.Imaging; U

C # development Wpf/silverlight animation and games series Tutorials (Game Tutorial): (38) transmission and switching between maps Finally to the last section of the map processing, this section I will explain how to achieve the main role of the map through the transfer point between the transfer and map between the switch. The key to map conversion is to grasp and add: To remove all objects except the pro

C # development Wpf/silverlight animation and game series Tutorials (Game Tutorial): (37) Map Adaptive Zone loading Now that the map editor has been able to slice the map, the next thing we need to do is to assemble the cut picture to replace the whole map. What needs to be specifically stated is that if you load all slices into the game at once and display them, the effect is almost indistinguishable from

WPF is powerful. so powerful in fact, that sometimes it's hard to find Styles and settings to make it do what you want. aligning listview items was one such example for me. this snippet tutorial will show you how to use a style to vertically and horizontally align the contents of listview cells. I Came authentication ss the need to vertically align the contents of my listview when I had columns that conta

C # development Wpf/silverlight animation and games series Tutorials (Game Tutorial): (43) Making Game main Menu single-sided board and mouse key fast skill bar Each MMORPG has a main menu, which is usually placed at the bottom of the window. Most of the characters in the game are set to operate from here. such as character attributes, objects (parcels), skills, tasks, teams, maps, family, Mempai, shopping

The example in this article describes the approach to introducing WindowsForms controls in WPF. Share to everyone for your reference, specific as follows: Environment: [1] Windows XP with SP3 [2] VS2008 with SP1 Body: STEP1: Introducing Windows Forms in existing projects right mouse button [references]-> SELECT [Add reference]->[.net] Label page Add both [windowsformsintegration] and [System.Windows.Forms] STEP2: Adding in XAML file [s2-1] Ad