HelloApplication Class Reference

List of all members.

Public Member Functions
	HelloApplication (const WEnvironment &env)
Private Member Functions
void	greet ()
Private Attributes
WLineEdit *	nameEdit_
WText *	greeting_

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Detailed Description

Definition at line 23 of file hello.C.

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Constructor & Destructor Documentation

HelloApplication::HelloApplication

(

const WEnvironment &

env

)

Definition at line 41 of file hello.C.

  : WApplication(env)
{
  setTitle("Hello world");                               // application title

  root()->addWidget(new WText("Your name, please ? "));  // show some text
  nameEdit_ = new WLineEdit(root());                     // allow text input
  nameEdit_->setFocus();                                 // give focus

  WPushButton *button
    = new WPushButton("Greet me.", root());              // create a button
  button->setMargin(5, Left);                            // add 5 pixels margin

  root()->addWidget(new WBreak());                       // insert a line break

  greeting_ = new WText(root());                         // empty text

  /*
   * Connect signals with slots
   *
   * - simple Wt-way
   */
  button->clicked().connect(this, &HelloApplication::greet);

  /*
   * - using an arbitrary function object (binding values with boost::bind())
   */
  nameEdit_->enterPressed().connect
    (boost::bind(&HelloApplication::greet, this));

  /*
   * - using a c++0x lambda:
   */
  // button->clicked().connect(std::bind([=]() { 
  //       greeting_->setText("Hello there, " + nameEdit_->text());
  // }));
}

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Member Function Documentation

void HelloApplication::greet

(

)

[private]

Definition at line 79 of file hello.C.

{
  /*
   * Update the text, using text input into the nameEdit_ field.
   */
  greeting_->setText("Hello there, " + nameEdit_->text());
}

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Member Data Documentation

WText* HelloApplication::greeting_ [private]

Definition at line 30 of file hello.C.

WLineEdit* HelloApplication::nameEdit_ [private]

Definition at line 29 of file hello.C.

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The documentation for this class was generated from the following file:

• /usr/src/RPM/BUILD/wt-3.3.5-rc2/examples/hello/hello.C