1 #include <Application.h> 2 #include <Button.h> 3 #include <List.h> 4 #include <Window.h> 5 6 // include this for ALM 7 #include "XTab.h" 8 #include "YTab.h" 9 #include "Area.h" 10 #include "BALMLayout.h" 11 12 13 class HelloWorldWindow : public BWindow { 14 public: 15 HelloWorldWindow(BRect frame) 16 : BWindow(frame, "ALM Hello World", 17 B_TITLED_WINDOW, B_QUIT_ON_WINDOW_CLOSE) 18 { 19 button1 = new BButton("Hello World!"); 20 21 // create a new BALMLayout and use it for this window 22 fLayout = new BALMLayout(); 23 SetLayout(fLayout); 24 25 // add an area containing the button 26 // use the borders of the layout as the borders for the area 27 Area* a = fLayout->AddArea( 28 fLayout->Left(), fLayout->Top(), 29 fLayout->Right(), fLayout->Bottom(), 30 button1); 31 } 32 33 private: 34 BALMLayout* fLayout; 35 BButton* button1; 36 }; 37 38 39 class HelloWorld : public BApplication { 40 public: 41 HelloWorld() 42 : BApplication("application/x-vnd.haiku.HelloWorld") 43 { 44 BRect frameRect; 45 frameRect.Set(100, 100, 300, 300); 46 HelloWorldWindow* window = new HelloWorldWindow(frameRect); 47 window->Show(); 48 } 49 }; 50 51 52 int 53 main() 54 { 55 HelloWorld app; 56 app.Run(); 57 return 0; 58 } 59