beginning visual c sharp 2010 wrox

... executed)
when
that
event
occurs.
 
As
you
can
see,
when
we
Click
the
button,
the
button1_Click
function
is
executed.
That
function
has
been
 automatically
written
for
you
when
you
double‐click
the
button.
Of
course,
the
same
function
can
be
 ... open
the
form
named
“Form1.cs”
(“.cs”
is
from
C
Sharp).
In
case
you
did
not
know,
in
C#
the
code
is
 usually
put
between
curly
braces
just
like
in
Java
and
C++.
 we
click
the
button.
Inside
it,
we
will
write
the
code
that
will
add
the
two
values
from
the
text
boxes.
 ... On
the
right
you
have
your
“Solution
Explorer”.
When
you
create
a
new
project,
you
automatically
create
a
 new
solution.
A
solution
is
a
collection
of
multiple
projects,
let’s
say
we
make
an
application
called
 “Calculator”
(cause
this
is
what
we
actually
do),
and
“Calculator”
is
an
application
project
inside
the


Ngày tải lên: 28/04/2014, 15:33

... 341Placing friend Function Definitions Inside the Class 356 Trang 25Chapter 9: Class Inheritance and Virtual Functions 473Visibility Specifiers for Classes and Interfaces 531Access Specifiers for Class ... use for accessing data sources in both MFC and Windows Formsapplications MFC applications are relatively coding-intensive compared to Windows Forms applica-tions This is because you create the ... that teachesyou how to create, customize, and use Windows Forms controls in an application You gainpractical experience by building an application incrementally throughout the chapter ❑ Chapter

Ngày tải lên: 06/07/2014, 02:20

... with the extension cppcontainexecutable C++ source code, and the hfiles contain C++ code consisting of definitions that are used by the executable code The icofiles contain icons The files are ... before your code is compiled into object code,and preprocessor directives generally act on your source code in some way before it is compiled Theyall start with the #character I’ll be introducing other ... represent fundamental data in your computer, essentially ical values, which also includes characters because a character is represented by a numerical charactercode You have already seen the keyword

Ngày tải lên: 06/07/2014, 02:20

... reference class types in Chapter 7 fea-Next, you’ll try a CLR console program Try It Out A Fruity CLR Console Program Create a new project and select the project type as CLRand the template as CLR Console ... that calculates the price of a carpet to demonstrate output in a CLR console program:// Ex2_13.cpp : main project file // Calculating the price of a carpet #include “stdafx.h” using namespace System; ... double quotes to the command line The Lthat precedes thestring indicates that it is a wide-character string where each character occupies two bytes The Write()function in the Consoleclass is essentially

Ngày tải lên: 06/07/2014, 02:20

... refer-allocrefer-ated on the CLR herefer-ap, which includes all CLR reference types, cannot be declared at global scope Declaring Tracking Handles You specify a handle for a type by placing the ... ‘gc’ prefix is a cue to the fact that you are allocating memory on the garbage-collected heap and not the native C++ heap where all the housekeeping is down to you collec-The CLR garbage collector ... lucky star is “; int dice = 0; cout << endl << “ Pick a lucky star!” << “ Enter a number between 1 and 6: “; cin >> dice; cout << endl; switch(dice){ case 1: cout

Ngày tải lên: 06/07/2014, 02:20

... 8-bit characters, but the compiler ensures it is converted to awide-character string You can access individual characters in a string by using a subscript just like an array, and the first acter ... http://www.simpopdf.com Trang 20array<wchar_t>^ indicators = gcnew array<wchar_t>(sentence->Length){L’ ‘};int index = 0; // Index of character foundint count = 0; // Count of punctuation characterswhile((index ... countcontains the number of punctua-tion characters that were found, and indicatorswill contain ‘^’characters at the positions in sentencewhere such characters were found.The output is produced

Ngày tải lên: 12/08/2014, 10:21

... two calls of the constructor CBox(), once for each object declared.The constructor that you have supplied in the class definition is automatically called when a CBoxobject is declared, so both CBoxobjects ... program produces this output: Default constructor called Default constructor called Default constructor called Default constructor called Default constructor called sage that it was called You ... objects created is mulated You can’t initialize it in another member function because a member function is associated with accu-Class Definitionclass CBox { public: static int objectCount; object2

Ngày tải lên: 12/08/2014, 10:21

... produces the output shown as follows: CBox constructor calledCBox constructor calledCCandyBox constructor1 calledCBox constructor calledCCandyBox constructor2 calledmyBox occupies 24 bytesmyCandyBox ... // Uncomment this for an errorcout << endl; func-CCandyBox constructor1 called CBox constructor called CCandyBox constructor2 called myCandyBox volume is 1 myToffeeBox volume is 24 CCandyBox ... automatic call of the base class constructorcaused by the declaration of the CCandyBoxobject myCandyBox Notice how the base class constructor is always called before the derived class constructor.

Ngày tải lên: 12/08/2014, 10:21

... objects of CClientDCbecause it is derived from CDCand contains all the mem-bers we will discuss at this point The advantage that CClientDChas over CDCis that it always contains a device context ... (smaller) circleCRect* pRect = new CRect(250,50,300,100); CPoint Start(275,100); // Arc start pointCPoint End(250,75); // Arc end pointpDC->Arc(pRect,Start, End); // Draw the second circledelete ... http://www.simpopdf.com Trang 19void CSketcherView::OnDraw(CDC* pDC){CSketcherDoc* pDoc = GetDocument(); ASSERT_VALID(pDoc); if(!pDoc)return; pDC->MoveTo(50,50); // Set the current positionpDC->LineTo(50,200);

Ngày tải lên: 12/08/2014, 10:21

... view.After creating a view object, you define a CCreateContextobject, context ACCreateContextobject is necessary only when you are creating a window for a view that is to be connected to a document ACCreateContextobject ... CRecordView)CCustomerView::CCustomerView(): CRecordView(CCustomerView::IDD), m_pSet(NULL){ }CCustomerSet* CCustomerView::GetRecordset(){ ASSERT(m_pSet != NULL); return m_pSet; }CRecordset* CCustomerView::OnGetRecordset(){ ... nameclass CDBSampleDoc; // Declare the class name// COrderView form view class COrderView : public CRecordView{ DECLARE_DYNCREATE(COrderView)protected: return reinterpret_cast<CDBSampleDoc*>(m_pDocument);

Ngày tải lên: 12/08/2014, 10:21

... has a Controlsproperty that returns areference to an object of type Control::ControlCollectionthat represents the collection of controls in the group box The Control::ControlCollectionclass defines ... the user clickedCancelin the message box, in which case you set the DialogResultproperty for the dialog object to::DialogResult::Cancel,which has the same effect as clicking the Cancelbutton ... DataGridViewColumnCollectionthat you can also index to reference a particular column Rows and columns are indexed from zero The Cellsproperty for aDataGridRowCollectionobject represents a collection containing

Ngày tải lên: 12/08/2014, 10:21

... reference class types in Chapter 7 fea-Next, you’ll try a CLR console program Try It Out A Fruity CLR Console ProgramCreate a new project and select the project type as CLRand the template as CLR Console ... that calculates the price of a carpet to demonstrate output in a CLR console program:// Ex2_13.cpp : main project file // Calculating the price of a carpet #include “stdafx.h” using namespace System; ... double quotes to the command line The Lthat precedes thestring indicates that it is a wide-character string where each character occupies two bytes The Write()function in the Consoleclass is essentially

Ngày tải lên: 13/08/2014, 18:20

... Stringclass constructor A class constructor is a function that will create a class object when it is called You’ll learn more about constructors when you get into defining your own classes Tracking ... Systemnamespace represents a string in C++/CLI(in fact a string consists of Unicode characters To be more precise it represents a string consisting of a sequence of characters of type System::Char You ... indicatorswill contain ‘^’characters at the positions in sentencewhere such characters were found.The output is produced by the statements: Console::WriteLine(L”There are {0} punctuation characters

Ngày tải lên: 13/08/2014, 18:20

... // Declare cigar box The program produces this output: Default constructor called Default constructor called Default constructor called Default constructor called Default constructor called ... a constructor because you want to increment it every time the constructor is called so the count of the number of objects created is accu-Class Definitionclass CBox { public: static int objectCount; ... way, and of course there is — it’s known as the class constructor. What Is a Constructor? A class constructor is a special function in a class which is called when a new object of the class is ated

Ngày tải lên: 13/08/2014, 18:20

... produces the output shown as follows: CBox constructor calledCBox constructor calledCCandyBox constructor1 calledCBox constructor calledCCandyBox constructor2 calledmyBox occupies 24 bytesmyCandyBox ... list In the secondinstance, you are calling the constructor for CBox This causes the specific CBoxconstructor you havechosen to be called before the CCandyBoxconstructor is executed If you build ... the code shown here: Trang 9int numCandies = candyBox/candy;// Calculate candy boxes per cartonint numCboxes = carton/candyBox; // Calculate wasted carton spacedouble space = carton%candyBox; cout

Ngày tải lên: 13/08/2014, 18:20

... control Detected memory leaks! Dumping objects -> {143} normal block at 0x00355F08, 15 bytes long Data: < > CD CD CD CD CD CD CD CD CD CD CD CD CD CD CD{142} normal block at 0x00355EC8, 15 ... errorsswitch isenabled.The TraceSwitchreference class has two constructors that have the same parameters as the BooleanSwitchclass constructors You can create a TraceSwitchobject like this: TraceSwitch^ ... the Name class #pragma once // Class defining a person’s nameclass Name {public: Name(); // Default constructorName(const char* pFirst, const char* pSecond); // Constructor char* getName(char*

Ngày tải lên: 13/08/2014, 18:20

... CSketcherDoc::OnUpdateElementCurve(CCmdUI* pCmdUI){ // Set Checked if the current element is a curvepCmdUI->SetCheck(m_Element==CURVE); }void CSketcherDoc::OnUpdateElementCircle(CCmdUI *pCmdUI){ // Set Checked if ... bluepCmdUI->SetCheck(m_Color==BLUE); }void CSketcherDoc::OnUpdateColorGreen(CCmdUI* pCmdUI){ // Set menu item Checked if the current color is greenpCmdUI->SetCheck(m_Color==GREEN); }void CSketcherDoc::OnUpdateColorRed(CCmdUI* ... the current element is a circlepCmdUI->SetCheck(m_Element==CIRCLE); }void CSketcherDoc::OnUpdateElementRectangle(CCmdUI* pCmdUI){ // Set Checked if the current element is a rectanglepCmdUI->SetCheck(m_Element==RECTANGLE);

Ngày tải lên: 13/08/2014, 18:20

... 905 Hosting 906 WCF Programming 906 The WCF Test Client 914 Defining WCF Service Contracts 917 Data Contracts 918 Service Contracts 918 Operation Contracts 919 Message Contracts 920 Fault Contracts 920 Self-Hosted ... Services 637 A Hotel Travel Agency Application Scenario 638 A Book Distributor Application Scenario 638 Client Application Types 639 Application Architecture 639 Web Services Architecture 640 Calling ... 884 Summary 895 CHAPTER 26: WINDOWS COMMUNICATION FOUNDATION 899 What Is WCF? 900 WCF Concepts 901 WCF Communication Protocols 901 Addresses, Endpoints, and Bindings 902 Contracts 904 Message...

Ngày tải lên: 24/01/2014, 17:57

... 909 The MFC Collection Classes 909 Types of Collection 910 The Type-Safe Collection Classes 911 Collections of Objects 911 The Typed Pointer Collections 920 Using the CList Template Class 923 Drawing ... 605 Function Objects 605 Function Adapters 606 The Range of STL Containers 606 Sequence Containers 607 Creating Vector Containers 608 The Capacity and Size of a Vector Container 611 Accessing ... Template Class 923 Drawing a Curve 924 Defining the CCurve Class 925 Implementing the CCurve Class 927 Exercising the CCurve Class 929 Creating the Sketch Document 929 Using a CTypedPtrList Template...

Ngày tải lên: 19/03/2014, 14:09

... 07020000002400005253413200040000010001002b4ef 3c2 bbd6478802b64d0dd3f2e 7c6 5ee 6478802b63cb894a782f3a1adbb46d3ee5ec5577e7dccc818937e964cbe99 7c1 207 6c1 9f2d7 ad179f15f7dccca 6c6 b72a Public key token is 2a1d3326445fc02a The public key ... System.Diagnostics; namespace Apress.VisualCSharpRecipes.Chapter01 { class Recipe01_06 { [Conditional("DEBUG")] public static void DumpState() { Visual C# 2010 Recipes: A ... to compile the HelloWorld.cs source file (from recipe 1-1) if the ConsoleUtils class is contained in the ConsoleUtils.dll library, use the command csc /reference:ConsoleUtils.dll HelloWorld.cs....

Ngày tải lên: 24/01/2014, 19:46