/* clazhello.c Simple demonstration program that uses the LCL Exports library to build a GUI LICENSE: Public domain AUTHOR: Felipe Monteiro de Carvalho */ #include "vcl.h" TFormH MyForm; TButtonH MyButton; TLabelH MyLabel; /* Callback for the close button */ FASTCALL_TNOTIFYEVENT_START(MyButton_OnClick) /* void* Self, TObjectH Sender */ TCustomForm_Close(MyForm); } /* Application entry-point */ APPBEGIN() { Application_Initialize(); Application_CreateForm(&MyForm); TControl_SetTop(MyForm, 50); TControl_SetLeft(MyForm, 50); TControl_SetHeight(MyForm, 200); TControl_SetWidth(MyForm, 200); TControl_SetCaption(MyForm, "C Lazarus app"); MyButton = TButton_Create(MyForm); TWinControl_SetParent(MyButton, MyForm); TControl_SetTop(MyButton, 150); TControl_SetLeft(MyButton, 50); TControl_SetWidth(MyButton, 100); TControl_SetOnClick(MyButton, &MyButton_OnClick); TControl_SetCaption(MyButton, "Close Button"); MyLabel = TLabel_Create(MyForm); TWinControl_SetParent(MyLabel, MyForm); TControl_SetTop(MyLabel, 50); TControl_SetLeft(MyLabel, 60); TControl_SetCaption(MyLabel, "Toolbox is cool!!!"); /* Enter main loop */ Application_Run(); return 0; }