extras/example projects/common/Main.cpp

@@ -0,0 +1,160 @@
+/*
+  ==============================================================================
+
+   Demonstration "Hello World" application in JUCE
+   Copyright 2004 by Julian Storer.
+
+  ==============================================================================
+*/
+
+#include "../../../juce.h"
+
+//==============================================================================
+/** This is the component that sits inside the "hello world" window, filling its
+    content area. In this example, we'll just write "hello world" inside it.
+*/
+class HelloWorldContentComponent    : public Component
+{
+public:
+    HelloWorldContentComponent()
+    {
+    }
+
+    ~HelloWorldContentComponent()
+    {
+    }
+
+    void paint (Graphics& g)
+    {
+        g.fillAll (Colours::white);
+
+        g.setColour (Colours::black);
+        g.setFont (20.0f, Font::bold);
+        g.drawText (T("Hello World!"),
+                    0, 0, getWidth(), getHeight(),
+                    Justification::centred, false);
+    }
+};
+
+//==============================================================================
+/** This is the top-level window that we'll pop up. Inside it, we'll create and
+    show a HelloWorldContentComponent component.
+*/
+class HelloWorldWindow  : public DocumentWindow
+{
+public:
+    //==============================================================================
+    HelloWorldWindow()
+        : DocumentWindow (T("Hello World"),
+                          Colours::lightgrey, 
+                          DocumentWindow::allButtons, 
+                          true)
+    {
+        setContentComponent (new HelloWorldContentComponent());
+
+        setVisible (true);
+        centreWithSize (400, 200);
+    }
+
+    ~HelloWorldWindow()
+    {
+        // (the content component will be deleted automatically, so no need to do it here)
+    }
+
+    //==============================================================================
+    void closeButtonPressed()
+    {
+        // When the user presses the close button, we'll tell the app to quit. This 
+        // window will be deleted by the app object as it closes down.
+        JUCEApplication::quit();
+    }
+};
+
+
+//==============================================================================
+/** This is the application object that is started up when Juce starts. It handles
+    the initialisation and shutdown of the whole application.
+*/
+class JUCEHelloWorldApplication : public JUCEApplication
+{
+    /* Important! NEVER embed objects directly inside your JUCEApplication class! Use
+       ONLY pointers to objects, which you should create during the initialise() method
+       (NOT in the constructor!) and delete in the shutdown() method (NOT in the
+       destructor!)
+
+       This is because the application object gets created before Juce has been properly
+       initialised, so any embedded objects would also get constructed too soon.
+   */
+    HelloWorldWindow* helloWorldWindow;
+    ShinyLookAndFeel shinyLookAndFeel;
+
+public:
+    //==============================================================================
+    JUCEHelloWorldApplication()
+        : helloWorldWindow (0)
+    {
+        // NEVER do anything in here that could involve any Juce function being called
+        // - leave all your startup tasks until the initialise() method.
+    }
+
+    ~JUCEHelloWorldApplication()
+    {
+        // Your shutdown() method should already have done all the things necessary to
+        // clean up this app object, so you should never need to put anything in
+        // the destructor.
+
+        // Making any Juce calls in here could be very dangerous...
+    }
+
+    //==============================================================================
+    void initialise (const String& commandLine)
+    {
+        LookAndFeel::setDefaultLookAndFeel (&shinyLookAndFeel);
+
+        // just create the main window...
+        helloWorldWindow = new HelloWorldWindow();
+
+        /*  ..and now return, which will fall into to the main event
+            dispatch loop, and this will run until something calls
+            JUCEAppliction::quit().
+
+            In this case, JUCEAppliction::quit() will be called by the
+            hello world window being clicked.
+        */
+    }
+
+    void shutdown()
+    {
+        // clear up..
+
+        if (helloWorldWindow != 0)
+            delete helloWorldWindow;
+
+        LookAndFeel::setDefaultLookAndFeel (0);
+    }
+
+    //==============================================================================
+    const String getApplicationName()
+    {
+        return T("Hello World for JUCE");
+    }
+
+    const String getApplicationVersion()
+    {
+        return T("1.0");
+    }
+
+    bool moreThanOneInstanceAllowed()
+    {
+        return true;
+    }
+
+    void anotherInstanceStarted (const String& commandLine)
+    {
+    }
+};
+
+
+//==============================================================================
+// This macro creates the application's main() function..
+START_JUCE_APPLICATION (JUCEHelloWorldApplication)