adding controls to forms

Ngày tải lên: 26/01/2014, 12:20

... ActiveCustomerID) customerReader = commandWrapper.ExecuteReader() These lines add the @customerID parameter to the stored procedure command. The @customerID parameter name must match the @customerID ... Step These lines add the @customerID parameter to the stored procedure command. The @customerID parameter name must match the @customerID parameter as defined in the original stored procedure. 3. Just ... parameters to the command and sends it to the database for processing. 4. Run the program. On the Customer Management form, select a customer from the list of customers and then click Rename Customer....

Ngày tải lên: 03/10/2013, 00:20

... want to add to the workspace. To browse for the document, click Browse. 6. If you are adding the document to an enhanced folder, you will have the following two options: • If you want to add ... Microsoft Excel 2000, or Microsoft PowerPoint ® 2000 to add documents to the workspace. Adding a New Document to the Workspace To add a new document to the workspace, create the document by using ... menu to add the document to the appropriate folder in the workspace. Adding an Existing Document to a Workspace Folder You can use Word, Excel, or PowerPoint to add an existing document to a...

Ngày tải lên: 10/12/2013, 16:15

... DataTable. Adding Constraints to DataTable Objects In this section, you'll see how to add constraints to DataTable objects. Specifically, you'll see how to add primary key constraints to ... reason for adding a primary key constraint to your DataTable because you don't want duplicate rows. Adding a Primary Key to the Products DataTable Let's take a look at adding a primary ... By adding these restrictions up front, you prevent bad data from being added to your DataSet to begin with. This helps reduce the errors when attempting to push changes in your DataSet to the...

Ngày tải lên: 24/12/2013, 01:17

... you'll see how to add restrictions to the DataColumn objects stored in a DataTable. Specifically, you'll see how to set the AllowDBNull, AutoIncrement, AutoIncrementSeed, AutoIncrementStep, ... key value. You need to keep this issue in mind when adding rows to a DataTable, which you'll see how to do shortly. That wraps up adding the primary key constraints to the DataTable objects. ... myDataSet.Tables["Products"].Columns["ProductID"] ); That wraps up adding constraints to the DataTable objects. Next, you'll see how to add restrictions to DataColumn objects. Adding Restrictions to DataColumn Objects In this...

Ngày tải lên: 24/12/2013, 01:17

... is stored in the AllowDBNull property. • Whether the DataColumn value must be unique-which is stored in the Unique property. • Any auto-increment information-which is stored in the AutoIncrement, ... Console.WriteLine("myDataColumn.AutoIncrement = " + myDataColumn.AutoIncrement); Console.WriteLine("myDataColumn.AutoIncrementSeed = " + myDataColumn.AutoIncrementSeed); Console.WriteLine("myDataColumn.AutoIncrementStep ... the AutoIncrement, AutoIncrementSeed, and AutoIncrementStep properties. The FillSchema() method will also determine whether the DataColumn is part of a primary key and store that information...

Ngày tải lên: 24/12/2013, 01:17

... weightOnMoon variable's being set to a different value as well. Take a look at these function calls to the convertToMoonWeight() function: convertToMoonWeight(190); convertToMoonWeight(32); ... actions the function performs are enclosed in an if statement, which is used to allow channels to be changed only if tvPower is true. The function then sets a variable used to store the current channel ... the TV channel. To increment or decrement a channel, you need to have the current channel stored. The script declares a new variable called currentChannel, which will be used to store the numeric...

Ngày tải lên: 24/12/2013, 07:17

Ngày tải lên: 21/01/2014, 11:20

Ngày tải lên: 18/02/2014, 21:20

Ngày tải lên: 14/03/2014, 09:20

Ngày tải lên: 29/03/2014, 20:20

Ngày tải lên: 31/03/2014, 01:20

Ngày tải lên: 27/06/2014, 12:20

... "Find", MessageBoxButtons.OK, MessageBoxIcon.Question); findTextBox.Focus( ); } [ Team LiB ] Recipe 7.15 Adding Search Capabilities to Windows Forms Problem You need to use a search criteria ... Customers table from the Northwind sample database. A DataView is created based on the default view of the Customers DataTable, its sort key is set to the CustomerID column, and it is bound to ... created from the DataView. Go Button.Click Uses the Find( ) method of the DataView to locate a record with the CustomerID specified by the user. If the CustomerID is found, the CurrencyManager...

Ngày tải lên: 14/12/2013, 18:16

Ngày tải lên: 26/01/2014, 10:20

Ngày tải lên: 26/01/2014, 10:20

... different Displays, Indicators and Controls on the E70 • Identify the changes to the Displays, Indicators and Controls on the new BMW X5 23 E70 Displays, Indicators and Controls O verview of Test ... Explanation 1 Parking brake, automatic 4 Controller 2 Parking brake, electrical 5 Button for voice-activated control system 3 Gear selector lever 6 B utton for main menu 17 E70 Displays, Indicators and Controls Fuel ... stops clockwise • Turn controller 3 stops anti-clockwise • Turn controller 1 stop clockwise • Turn controller 1 stop anti-clockwise • Turn controller 1 stop clockwise • Press the controller to...

Ngày tải lên: 19/10/2012, 13:50

... basic types of custom controls you can create and see how to set up a custom control project. You’ll then continue to create user controls, which combine other controls into reusable groups ... experience with Windows Forms, feel free to skip from chapter to chapter. If you’re relatively new to Windows Forms development, it’s probably best to read through the book to make sure you learn ... . . . . 811 PART 5 ■ ■ ■ Advanced Custom Controls ■ CHAPTER 23 Skinned Forms and Animated Buttons . . . . . . . . . . . . . . . . . . 815 Shaped Forms and Controls . . . . . . . . . . . . ....

Ngày tải lên: 19/10/2013, 21:15

... in Windows Forms Problem You need to selectively prevent users from editing, deleting, or adding data in a Windows Forms application. Solution Bind a DataView to Windows Forms controls. The ... DataGrid to a DataTable binds to the default view of the underlying DataTable. The DataView class represents a view of the DataTable that can be data bound on both Windows Forms and Web Forms. ... table and bound to the data grid on the form. Allow Delete Button.Click Sets whether the DataView allows records to be deleted based on the value in a check box. Allow Edit Button.Click Sets...

Ngày tải lên: 14/12/2013, 18:16