programming windows 8 apps with c

... between Store apps and local services Apps can still communicate through the cloud (web services, sockets, etc.), and many common tasks that require cooperation between apps—such as Search and Share—are ... types No Microphone Access to microphone audio feeds (includes microphones on cameras) Yes Webcam Access to camera audio/video/image feeds Yes Location Access to the user’s location via ... JavaScript can only access WinRT APIs directly Apps or libraries written in C#, Visual Basic, and C++ also have access to a subset of Win32 and NET APIs, as documented on Win32 and COM for Windows

Ngày tải lên: 21/06/2017, 16:43

... form “C with Classes”  1983 : Name C++ first used  1998 : ISO/ANSI standardization of C++ Trang 32Memory Unit(RAM & Registers) Central Processing Unit(CPU) Input Device Output Device Peripherals ... Make changes to a copy of the existing code  After acheiving desired functionality, change related aspects of the program to leave clean, consistent code for the next programmer  Keep backup ... instructions Trang 34Central Processing Unit Has two components to execute program Trang 35 Are input, output, or auxiliary storage devices attached to a computer  Input Devices include

Ngày tải lên: 06/02/2018, 10:07

... Variables Declaring Named Constants String Concatenation Output Statements C++ Program Comments A C++ program is a collection of one or more functions  There must be a function called main()  Execution ... function cube function Program With Three Functions clude   Square(int);        // Declares these two  Cube(int);     // value­returning functions using namespace std;  int main() {         cout  ... Chapter C++ Syntax and Semantics, and the Program Development Process Chapter Topics         Programs Composed of Several Functions Syntax Templates Legal C++ Identifiers

Ngày tải lên: 06/02/2018, 10:07

... Chapter Numeric Types, Expressions, and Output Chapter Topics ● ● ● ● ● Constants of Type int and float Evaluating Arithmetic Expressions Implicit Type Coercion and Explicit Type Conversion Calling ... or char Floating Types ■ represent real numbers with a decimal point ■ declared as float or double Standard Data Types in C++ ● Character Type ■ represents single characters such as 'B' ■ declared ... Conversion Calling a Value-Returning Function Using Function Arguments Chapter Topics ● ● ● ● Using C++ Library Functions in Expressions Calling a Void Function C++ Manipulators to Format Output String

Ngày tải lên: 06/02/2018, 10:07

... whitespace characters such as blanks and newlines  getline reads successive characters(including blanks) into the string, and stops when it reaches the newline character ‘\n’  The newline is consumed ... object interaction Trang 51Two Programming Methodologies OBJECT Operations Data OBJECT Operations Data Trang 53An object contains data and operationsPrivate data: accoutNumber balance OpenAccount ... balance OpenAccount WriteCheck MakeDeposit IsOverdrawn GetBalance checkingAccount Trang 54OOD Used with Large Software Projects Objects within a program often model life objects in the problem to

Ngày tải lên: 06/02/2018, 10:07

... Chapter Conditions, Logical Expressions, and Selection Control Structures Chapter Topics ● Data Type bool ● Using Relational and Logical Operators to Construct and Evaluate Logical Expressions ... 55 C++ Control Structures ● Selection if if else switch ● Repetition for loop while loop while loop Expressions Control structures use logical expressions to make choices, which may include: ... structures Selection (also called branching) Repetition (also called looping) bool Data Type ● Type bool is a built-in type consisting of just two values, the constants true and false ● We can declare

Ngày tải lên: 06/02/2018, 10:07

... DiskfileTrang 59#include <iostream> // Access cout#include <fstream> // Access file I/O Trang 60 myInfile >> price >> kind; total = total + price; count ++; } cout << ... that counts the number of != operators in a program file  Read one character in the file at a time  Keep track of current and previous characters Trang 44Keeping Track of Values(x != 3) { cout ... Repeated action count ; // Update loop variable } cout << “Done” << endl; Count-Controlled Loop Example Trang 124Trang 16 count3 Trang 17 count2 Trang 19 count2 Trang 20 count1

Ngày tải lên: 06/02/2018, 10:07

... logical expressions with & and  bitwise operators Trang 48The Cast Operation Explicit type cast used to show that the type conversion is intentional  In C++, the cast operation comes ... Precedence• Following Table on slide 53 and slide 54 groups discussed operators by precedence levels for C++ • Horizontal line separates each precedence level from the next-lower level • Column ... remaining statements, including the default, unless redirected with break Trang 9Control in Switch Statement If no case label matches the value of IntegralExpression , control branches to the default

Ngày tải lên: 06/02/2018, 10:07

... 1Chapter 8Functions Trang 2Chapter 8 Topics Writing a Program Using Functional Decomposition  Writing a Void Function for a Task  Using Function Arguments and Parameters Trang 3Chapter 8 ... 11Function CallsThe called function’s statements are executed until a return statement (with or without a return value) or the closing brace of the function body is encountered Then control ... function called main  Program execution always begins with function main  Any other functions are subprograms that must be explicitly called Trang 5A function call temporarily transfers control

Ngày tải lên: 06/02/2018, 10:07

... Trang 1Chapter 9Scope, Lifetime, and More on Functions Trang 2Chapter 8 Topics Local Scope vs Global Scope of an Identifier  Detailed Scope Rules to Determine which Variables are Accessible ... identifier’s scope does not include any nested block that contains a locally declared identifier with the same name (local identifiers have name precedence) Trang 7Name Precedence Implemented by Compiler ... file, except as noted in rule 5 4 A local variable’s (or constant’s) scope extends from its declaration to the end of the block in which it is declared, including any nested blocks, except as

Ngày tải lên: 06/02/2018, 10:08

... Enumeration Type Chapter 10 Topics      Creating and Including User-Written Header Files Meaning of a Structured Data Type Declaring and Using a struct Data Type C++ union Data Type C++ Pointer ... the range -32,768 32,767 Some Integral Types Type Size in Bytes Minimum Value Maximum Value char -128 127 short -32,768 32,767 int -32,768 32,767 long -2,147,483,648 2,147,483,647 NOTE: ... exactly one byte of memory space Sizes of other data type values in C++ are machine-dependent Using one byte (= bits) 1 0 1 How many different numbers can be represented using 0’s and 1’s? Each

Ngày tải lên: 06/02/2018, 10:08

... existing character with the one specified char ch[] = “hello”; ch[2] = ‘Z’; This changes the first ‘l’ character in “hello” to a ‘Z’ Useful C-String Functions ● Include the string.h header file Converting ... string.h header file Converting to C++ Strings ● Converting To C++ String char *cdog = “dogs”; string cppdog(cdog); ● Converter From C++ String char *cdog = cppdog.c_str(); ... array has length ‘o’ ‘\0’ C-String Initialization Differences We can achieve the same effect manually This construction creates an array of characters as you would expect char mystring[5]; mystring[0]

Ngày tải lên: 06/02/2018, 10:08

... the class is called a client  Variables of the class type are called class objects or class instances  Client code uses class’s public member functions to manipulate class objects Trang 18Client ... the client’s view Public functions of a class provide the interface between the client code and the class objects client code specification implementation abstra ction barr ier Trang 32Selection ... 18Client Code Using Time#include “time.h” // Includes specification of the class using namespace std; int main () { Trang 19Client Code Using TimeTime currentTime; // Declares two objects of

Ngày tải lên: 06/02/2018, 10:08

... overcome these obstacles Function get() Trang 81Example of Function get()char message[8]; cin.get (message, 8); // Inputs at most 7 characters plus ‘\0’ Trang 82inFileStream.get (str, count ... whitespace characters such as blanks and newlines  get reads successive characters (including blanks) into the array  get stops when it either has read count characters, or it reaches the ... ItemType; class List // Declares a class data type { public: // Public member functions List(); // constructor bool IsEmpty () const ; bool IsFull () const; int Length () const ; //

Ngày tải lên: 06/02/2018, 10:08

... Trang 82Dynamic allocation is the allocation of memory space at run time by using operator new Trang 84Dynamically Allocated DataTrang 85Dynamically Allocated DataTrang 86Dynamically Allocated Datapointed ... Pointer  Use of a Class Destructor  Shallow Copy vs Deep Copy of Class Objects  Use of a Copy Constructor Trang 4What is a List? A list is a varying-length, linear collection of homogeneous ... execution of program static long currentSeed;  Automatic data: automatically created at function entry, resides in activation frame of the function, and is destroyed when returning from function

Ngày tải lên: 06/02/2018, 10:08

... content • On demand and accessible via web browser Free Access for Packt account holders If you have an account with Packt at www.PacktPub.com, you can use this to access PacktLib today and view ... security tests 135 signing and publishing 135 Checkbox element 152 class property 25 class selector 24, 25 click event 46, 156 click event handler 128 clickMe() function 42 color attribute 16 combinator ... createSorted function 81 createSorted method 81, 96 cryptography 133 CSS 23 CSS3 advantages 38 animations 37 CSS3 selectors attribute selector 25, 26 combinator selector 27 pseudo-class selector

Ngày tải lên: 12/03/2019, 09:23

... cycle App dealing, 103–108, 110–116 access location, 115 activation, 103, 107 asynchronous activity, 108 background task, control, 112 code correction, 104 css properties, 111 declaring location, ... CHAPTER ■ LIFE-CYCLE EVENTS Figure 5-9 Declaring support for the search contract Handling the Search The purpose of the search contract is to connect the operating system search system with some kind ... switching, 65 pages, 58–62 associate a callback, 62 callback function, 60 color property, 62 define, 59 HTML, 59 JavaScript callback, 59 load and display, HTML, 61 loading fragment, 59 noSelection.html,

Ngày tải lên: 12/03/2019, 16:36

... content • On demand and accessible via web browser Free Access for Packt account holders If you have an account with Packt at www.PacktPub.com, you can use this to access PacktLib today and view ... security tests 135 signing and publishing 135 Checkbox element 152 class property 25 class selector 24, 25 click event 46, 156 click event handler 128 clickMe() function 42 color attribute 16 combinator ... createSorted function 81 createSorted method 81, 96 cryptography 133 CSS 23 CSS3 advantages 38 animations 37 CSS3 selectors attribute selector 25, 26 combinator selector 27 pseudo-class selector

Ngày tải lên: 27/03/2019, 16:16

... System.EventArgs e) Trang 7 // Create a Graphics object Graphics g = this.CreateGraphics(); g.Clear(this.BackColor); // Create a GraphicsPath object GraphicsPath path = new GraphicsPath(); // Add an ... LiB ]10.8 Matrix Operations in Image Processing Recoloring, the process of changing image colors, is a good example of color transformation Recoloring includes changing colors, intensity, contrast, ... component translations, respectively: Listing 10.18 uses a ColorMatrix object to translate colors We change the current intensity of the red component to 0.90 First we create a Graphics object

Ngày tải lên: 12/08/2014, 19:20

... public const int LINE_CALLSTATE = 2; public const int LINECALLSTATE_OFFERING = 0x2; public const int LINECALLSTATE_ACCEPTED = 0x4; public const int LINECALLSTATE_DISCONNECTED = 0x4000; public ... = CStr(dwMessage) Select Case dwMessage Case LINE_CALLSTATE Select Case dwParam1 Case LINECALLSTATE_OFFERING msgEvent = "Incomming call" hCall = dwDevice Case LINECALLSTATE_ACCEPTED ... static int hCall; public static int hTAPI; public static int lNumLines; public static int hLine; public static linedevcaps lpLineDevCaps; public static frmTAPI userInterface; public const int

Ngày tải lên: 12/08/2014, 21:20