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Belgian Amiga Club - ADF Collection
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BS1 part 26.zip
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BS1 part 26
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C for beginners.adf
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screen_intuition.c
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1978-01-17
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/* screen_intuition.c 25.3.1 */
/* From Amiga C for Beginners */
/* by Abacus */
#include <exec/types.h>
#include <intuition/intuition.h>
extern LONG OpenLibrary();
extern struct Screen *OpenScreen();
extern struct Window *OpenWindow();
struct IntuitionBase *IntuitionBase;
#define INTUITION_REV 0
struct NewScreen NewScreen =
{
0,0,
640, /* Width */
200, /* Height; PAL version-change 200 to 256 */
3, /* 3 bitplanes = 8 colors */
3,5, /* another color combination */
HIRES,
CUSTOMSCREEN,
NULL,
"To end the program, please click Close-Gadget!",
NULL,
NULL,
};
struct NewWindow NewWindow =
{
40, 40, /* X and Y Position */
280, 120, /* Width, Height */
4, 6, /* Colors (0 - 7) */
CLOSEWINDOW,
WINDOWCLOSE | SMART_REFRESH | ACTIVATE | WINDOWSIZING |
SIZEBRIGHT | WINDOWDRAG | WINDOWDEPTH,
NULL,
NULL,
"*** Hello ***",
NULL,
NULL,
190, 20,
640, 200, /* in PAL systems change the 200 to 256 */
CUSTOMSCREEN
};
main()
{
struct Screen *Screen;
struct Window *Window;
if((IntuitionBase = (struct IntuitionBase *)
OpenLibrary("intuition.library", INTUITION_REV))
== NULL)
exit(FALSE);
if ( (Screen = OpenScreen(&NewScreen) ) == NULL)
exit(FALSE);
NewWindow.Screen = Screen; /* Do not forget! */
if( (Window = OpenWindow(&NewWindow) ) == NULL)
exit(FALSE);
/* Wait for Close-Gadget */
Wait(1 << Window->UserPort->mp_SigBit);
printf("\nLast window values: %d/%d/%d/%d\n\n",
Window->LeftEdge,
Window->TopEdge,
Window->Width,
Window->Height );
CloseWindow(Window); /* Close everything in sequence*/
CloseScreen(Screen);
CloseLibrary(IntuitionBase);
exit(TRUE);
}