/* Example7 */ /* This program will open a normal window which is connected to the */ /* Workbench Screen. The window will use all System Gadgets, and will */ /* close first when the user has selected the System gadget Close */ /* window. Inside the window we have put a String gadget. */ #include struct IntuitionBase *IntuitionBase; /* THE STRING GADGET's STRUCTURES: */ /* The coordinates for the box: */ SHORT my_points[]= { -7, -4, /* Start at position (-7, -4) */ 200, -4, /* Draw a line to the right to position (200,-4) */ 200, 11, /* Draw a line down to position (200,11) */ -7, 11, /* Draw a line to the right to position (-7,11) */ -7, -4 /* Finish of by drawing a line up to position (-7,-4) */ }; /* The Border structure: */ struct Border my_border= { 0, 0, /* LeftEdge, TopEdge. */ 1, /* FrontPen, colour register 1. */ 0, /* BackPen, for the moment unused. */ JAM1, /* DrawMode, draw the lines with colour 1. */ 5, /* Count, 5 pair of coordinates in the array. */ my_points, /* XY, pointer to the array with the coordinates. */ NULL, /* NextBorder, no other Border structures are connected. */ }; /* The IntuiText structure: */ struct IntuiText my_text= { 1, /* FrontPen, colour register 1. */ 0, /* BackPen, colour register 0. */ JAM1, /* DrawMode, draw the characters with colour 1, do not */ /* change the background. */ -53, 0, /* LeftEdge, TopEdge. */ NULL, /* ITextFont, use default font. */ "Text:", /* IText, the text that will be printed. */ NULL, /* NextText, no other IntuiText structures. */ }; UBYTE my_buffer[50]; /* 50 characters including the NULL-sign. */ UBYTE my_undo_buffer[50]; /* Must be at least as big as my_buffer. */ struct StringInfo my_string_info= { my_buffer, /* Buffer, pointer to a null-terminated string. */ my_undo_buffer, /* UndoBuffer, pointer to a null-terminated string. */ /* (Remember my_buffer is equal to &my_buffer[0]) */ 0, /* BufferPos, initial position of the cursor. */ 50, /* MaxChars, 50 characters + null-sign ('\0'). */ 0, /* DispPos, first character in the string should be */ /* first character in the display. */ /* Intuition initializes and maintaines these variables: */ 0, /* UndoPos */ 0, /* NumChars */ 0, /* DispCount */ 0, 0, /* CLeft, CTop */ NULL, /* LayerPtr */ NULL, /* LongInt */ NULL, /* AltKeyMap */ }; struct Gadget my_gadget= { NULL, /* NextGadget, no more gadgets in the list. */ 68, /* LeftEdge, 68 pixels out. */ 30, /* TopEdge, 30 lines down. */ 198, /* Width, 198 pixels wide. */ 8, /* Height, 8 pixels lines heigh. */ GADGHCOMP, /* Flags, draw the select box in the complement */ /* colours. Note: it actually only the cursor which */ /* will be drawn in the complement colours (yellow). */ /* If you set the flag GADGHNONE the cursor will not be */ /* highlighted, and the user will therefore not be able */ /* to see it. */ GADGIMMEDIATE| /* Activation, our program will recieve a message when */ RELVERIFY, /* the user has selected this gadget, and when the user */ /* has released it. */ STRGADGET, /* GadgetType, a String gadget. */ (APTR) &my_border, /* GadgetRender, a pointer to our Border structure. */ NULL, /* SelectRender, NULL since we do not supply the gadget */ /* with an alternative image. */ &my_text, /* GadgetText, a pointer to our IntuiText structure. */ NULL, /* MutualExclude, no mutual exclude. */ (APTR) &my_string_info, /* SpecialInfo, a pointer to a StringInfo str. */ 0, /* GadgetID, no id. */ NULL /* UserData, no user data connected to the gadget. */ }; /* Declare a pointer to a Window structure: */ struct Window *my_window; /* Declare and initialize your NewWindow structure: */ struct NewWindow my_new_window= { 50, /* LeftEdge x position of the window. */ 25, /* TopEdge y positio of the window. */ 320, /* Width 320 pixels wide. */ 100, /* Height 100 lines high. */ 0, /* DetailPen Text should be drawn with colour reg. 0 */ 1, /* BlockPen Blocks should be drawn with colour reg. 1 */ CLOSEWINDOW| /* IDCMPFlags The window will give us a message if the */ /* user has selected the Close window gad, */ GADGETDOWN| /* or a gadget has been pressed on, or */ GADGETUP, /* a gadge has been released. */ SMART_REFRESH| /* Flags Intuition should refresh the window. */ WINDOWCLOSE| /* Close Gadget. */ WINDOWDRAG| /* Drag gadget. */ WINDOWDEPTH| /* Depth arrange Gadgets. */ WINDOWSIZING| /* Sizing Gadget. */ ACTIVATE, /* The window should be Active when opened. */ &my_gadget, /* FirstGadget A pointer to the String gadget. */ NULL, /* CheckMark Use Intuition's default CheckMark. */ "String Window",/* Title Title of the window. */ NULL, /* Screen Connected to the Workbench Screen. */ NULL, /* BitMap No Custom BitMap. */ 320, /* MinWidth We will not allow the window to become */ 50, /* MinHeight smaller than 320 x 50, and not bigger */ 640, /* MaxWidth than 640 x 200. */ 200, /* MaxHeight */ WBENCHSCREEN /* Type Connected to the Workbench Screen. */ }; main() { /* Boolean variable used for the while loop: */ BOOL close_me; /* Declare a variable in which we will store the IDCMP flag: */ ULONG class; /* Declare a pointer to an IntuiMessage structure: */ struct IntuiMessage *my_message; /* Put some text into the my_buffer string: */ strcpy( my_buffer, "Some text" ); /* Before we can use Intuition we need to open the Intuition Library: */ IntuitionBase = (struct IntuitionBase *) OpenLibrary( "intuition.library", 0 ); if( IntuitionBase == NULL ) exit(); /* Could NOT open the Intuition Library! */ /* We will now try to open the window: */ my_window = (struct Window *) OpenWindow( &my_new_window ); /* Have we opened the window succesfully? */ if(my_window == NULL) { /* Could NOT open the Window! */ /* Close the Intuition Library since we have opened it: */ CloseLibrary( IntuitionBase ); exit(); } /* We have opened the window, and everything seems to be OK. */ close_me = FALSE; /* Stay in the while loop until the user has selected the Close window */ /* gadget: */ while( close_me == FALSE ) { /* Wait until we have recieved a message: */ Wait( 1 << my_window->UserPort->mp_SigBit ); /* Collect the message: */ my_message = (struct IntuiMessage *) GetMsg( my_window->UserPort ); /* Have we collected the message sucessfully? */ if(my_message) { /* After we have collected the message we can read it, and save any */ /* important values which we maybe want to check later: */ class = my_message->Class; /* Save the IDCMP flag. */ /* After we have read it we reply as fast as possible: */ /* REMEMBER! Do never try to read a message after you have replied! */ /* Some other process has maybe changed it. */ ReplyMsg( my_message ); /* Check which IDCMP flag was sent: */ switch( class ) { case CLOSEWINDOW: /* The user selected the Close window gadget! */ close_me=TRUE; break; case GADGETDOWN: /* The user has selected the String gadget: */ /* (Clicked inside the select box) */ printf("String gadget selected.\n"); break; case GADGETUP: /* The user has released the String gadget: */ /* (Pressed ENTER or RETURN) */ printf("String gadget released.\n"); break; } } } /* Print out the final string: */ printf("String: %s\n", my_string_info.Buffer); /* We should always close the windows we have opened before we leave: */ CloseWindow( my_window ); /* Close the Intuition Library since we have opened it: */ CloseLibrary( IntuitionBase ); /* THE END */ }