programming with windows forms c

... OnClick( EventArgs e ) { clickNum++; if( (clickNum % 2) == 0 ) base.OnClick(e); // Button.OnClick fires Click event } } Complex Controls Complex Controls Docking Controls Docking Controls Anchor ... Components Working with Menu Working with Menu Creating MDI applications with Windows Creating MDI applications with Windows Forms Forms Deploying Windows Forms Applications Deploying Windows Forms Applications User ... right-click a form or control. right-click a form or control. System .Windows. Forms. Application System .Windows. Forms. Application The Application class represents the application The Application class...

Ngày tải lên: 05/07/2014, 21:20

... name string cnString = "Data Source=(local); ➥ Initial Catalog=RealWorld;Integrated Security=SSPI;"; //declare Connection, command and other related objects SqlConnection conReport = new SqlConnection(cnString); SqlCommand ... dataset cmdReport.CommandType = CommandType.Text; cmdReport.Connection = conReport; cmdReport.CommandText = "Select * FROM dbo.AddressList"; //read data from command object drReport = cmdReport.ExecuteReader(); //load ... user MessageBox.Show(ex.Message); } finally { //check if connection is still open then attempt to close it if (conReport.State == ConnectionState.Open) CHAPTER 4 ■ REPORTING WITH WINDOWS FORMS1 14 8547ch04final.qxd 8/30/07...

Ngày tải lên: 05/10/2013, 08:48

... namespace. You cannot create an instance of this class, as no accessible instance constructor is provided Public Static Properties CommonAppDataRegistry Gets the RegistryKey for application ... Form class itself. The controls in the Windows Forms namespace are discussed throughout the book. Many of the more common controls appear in chapter 9, “Basic controls,” chap- ter 10, “List controls,” ... . } // The Car class is derived from the Vehicle class class Car : Vehicle { . . . } // The Bus class is derived from the Vehicle class class Bus : Vehicle { . . . } } Back to our program,...

Ngày tải lên: 06/07/2014, 01:22

... to create the Windows Forms application). 5. Click the OK button to finish the process. After you click OK, Visual Studio will create a new Windows Forms application project. You’ll also notice ... dsProductProfit(); try { // open connection conReport.Open(); cmdReport.CommandType = CommandType.Text; cmdReport.Connection = conReport; // get query string from string builder cmdReport.CommandText = "SELECT * FROM ... pane, select Windows Forms Application. 4. Please give the application a name; I’ve called the project ProductProfit. You may choose a different location for storing the application files according...

Ngày tải lên: 05/10/2013, 08:48

... output. ConsoleAdder.cs // // ConsoleAdder.cs © 2001 by Charles Petzold Chapter 1: Console Thyself Overview In that succinct and (perhaps consequently) much-beloved classic tutorial The C Programming ... version of the program. CsDateConstructors.cs // // CsDateConstructors.cs © 2001 by Charles Petzold // using System; class CsDateConstructors { public static void Main() { try ... obscure code. C# also supports a goto in the switch and case construction to branch to another case: switch (a) { case 1: b = 2; goto case 3; case 2: c = 7; goto default; case...

Ngày tải lên: 10/12/2013, 14:16

... Where ProductID IN (" & strItems & ")", ocnn) ocmdSelect.CommandType = CommandType.Text ocnn.Open() ocmdSelect.ExecuteNonQuery() Catch excpCommand As Exception ... CommandType.Text ocnn.Open() ocmdUnSelect.ExecuteNonQuery() Catch excpCommand As Exception MessageBox.Show(excpCommand.Message) End Try LoadUnSelectedProducts() LoadSelectedProducts() ... Beverages category chosen in the top combo box. The Selected and Unselected Products ListBox controls are filled in with the appropriate products. If you click on a product in the Unselected Products...

Ngày tải lên: 14/12/2013, 20:16

... ■ EchoCancellationMode Denes the current echo cancellation mode. Values can be • CancellationAndSuppression Perform echo cancellation and suppression. • CancellationOnly Perform echo cancellation ... (name a speci c directory along with directions to create it, if necessary). 2. If prompted, review the displayed end user license agreement. If you accept the terms, select the accept option, ... Musgrave and Carol Dillingham Project Editor: Carol Dillingham Editorial Production: Megan Smith-Creed Technical Reviewer: Pierce Bizzaca; Technical Review services provided by Content Master,...

Ngày tải lên: 23/03/2014, 02:20

... access to some screens and other users to have access to other screens. You could easily use CheckBoxes to allow an administrator to check off which screens are allowed for which users. You can ... public class Form1 : System .Windows. Forms. Form { private System .Windows. Forms. TabControl tc; private System .Windows. Forms. TabPage t1; private System .Windows. Forms. TabPage t2; private System .Windows. Forms. Label ... see that both the CheckBox and the RadioButton derive from the Button class. The CheckBox Control You can use this control in a list to allow the user to choose values within that list. CheckBoxes are...

Ngày tải lên: 17/04/2014, 09:16

... www.awprofessional.com Library of Congress Cataloging-in-Publication Data Noyes, Brian. Smart client deployment with ClickOnce : deploying Windows Forms applications with ClickOnce / Brian Noyes. p. cm. Includes ... 264 Deploying ClickOnce Applications with Firefox 266 Launching a ClickOnce Application Programmatically 267 Pushing ClickOnce Installations to the Client Machine 268 Web Server ClickOnce Configuration ... Noyes Contents xiii ClickOnce Size Limitations for Online-Only Applications 186 ClickOnce Tamper Protections 186 Internet Explorer Security Settings Affecting ClickOnce 188 Configuring ClickOnce Security Permissions...

Ngày tải lên: 06/07/2014, 15:28

... member is called a constructor, and works much like a constructor in C+ +. This is an instance constructor since it initializes new instances of the MyForm class. An instance constructor with no ... base Vehicle class class Vehicle { . . . } // The Car class is derived from the Vehicle class class Car : Vehicle { . . . } // The Bus class is derived from the Vehicle class class Bus ... 12 CHAPTER 1 GETTING STARTED WITH WINDOWS FORMS . .NET Table 1.1 Application class The Application class is an object that encapsulates the static members necessary to manage and process forms, ...

Ngày tải lên: 07/07/2014, 04:20

... form b Recent projects Quick access to recent projects d Dockable windows One-click access (via the tabs) to various windows in the environment e New Project button Click here to create a new project f Solution ... try block throws this class as an exception. The catch clause can leave this class name out to catch any exception. Here, we catch all Exception class objects, which is generally all exceptions ... process (catch) exceptions. Note that it is possible for unmanaged code to throw exceptions that will not be seen as Exception objects. These exceptions can be caught using an empty catch clause. Public...

Ngày tải lên: 07/07/2014, 04:20

... it. PointToClient Converts a screen location to client coordinates. Public Events Click Occurs when the control is clicked. KeyPress Occurs when a key is pressed while the control has focus. MouseUp Occurs ... experienced users especially appreciate. Context menus are typically associated with a specific graphical control, but can also be brought up programmatically. As a result, context menus provide quick ... associated with a graphical control, and are displayed automatically at a right-click of the mouse within the con- trol. The Control class contains a ContextMenu property inherited by most controls...

Ngày tải lên: 07/07/2014, 04:20

... sorted collection of keys and values accessible by both key and index. ICloneable, ICollection, IEnumerable, IDictionary StringCollection A collection of string objects. IList, ICollection, ... objects. This class is abstract. ICloneable, IList, ICollec- tion, IEnumerable ArrayList A dynamically-sized array. ICloneable, IList, ICollection, IEnumerable CollectionBase An abstract class ... kind. Within the .NET Framework is the System.Object class. In Microsoft’s C# compiler, the System.Object class is equivalent to the C# object class. So object and Object are different but functionally...

Ngày tải lên: 07/07/2014, 04:20

... next. UPDATE MENUIMAGE_CHILDCLICK EVENT HANDLER Action Result 12 Locate the menuImage_ChildClick method in the MainForm.cs source file. protected void menuImage_ChildClick (object sender, System.EventArgs ... ScrollableControl and ContainerControl classes extend the Control class discussed in chapter 4 to support functionality required by the Form class. The ScrollableControl class adds auto-scrolling capabilities, ... Add a call to menuImage_ChildClick in this constructor. menuImage_ChildClick(menuScale, EventArgs.Empty); } Note: This call must occur after the InitializeCompo- nent method has been called...

Ngày tải lên: 07/07/2014, 04:20

... // btnCancel // this.btnCancel.DialogResult = System .Windows. Forms. DialogResult.Cancel; this.btnCancel.Location = new System.Drawing.Point(187, 88); this.btnCancel.Name = "btnCancel"; ... _album.Save(); _bAlbumChanged = false; } 3 Catch any exception that occurs. catch (Exception ex) { 4 Within the catch block, display the dialog and record the selected button. string msg = "Unable ... exception occurs in the menuSave_Click method. HANDLE EXCEPTION IN MENUSAVE_CLICK METHOD Action Result 1 Locate the menuSave_Click method in the MainForm.cs file. private void menuSave_Click ...

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20

Ngày tải lên: 07/07/2014, 04:20