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Amiga Format CD 37
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Amiga Format CD37 (1999-02-16)(Future Publishing)(GB)(Track 1 of 3)[!][issue 1999-03].iso
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+system+
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mui
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mui_install
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mui38dev.lzx
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MUI_Developer
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C
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Examples
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AppWindow.c
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C/C++ Source or Header
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2006-03-31
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3KB
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142 lines
#include "demo.h"
/*
** App message callback hook. Note that the object given here
** is the object that called the hook, i.e. the one that got
** the icon(s) dropped on it.
*/
SAVEDS ASM LONG AppMsgFunc(REG(a2) APTR obj, REG(a1) struct AppMessage **x)
{
struct WBArg *ap;
struct AppMessage *amsg = *x;
int i;
static char buf[256];
char *b=buf;
for (ap=amsg->am_ArgList,i=0;i<amsg->am_NumArgs;i++,ap++)
{
NameFromLock(ap->wa_Lock,buf,sizeof(buf));
AddPart(buf,ap->wa_Name,sizeof(buf));
DoMethod(obj,MUIM_List_Insert,&b,1,MUIV_List_Insert_Bottom);
}
return(0);
}
/*
** Having a function instead of a macro saves some code.
*/
APTR MakeLV(VOID)
{
return(
ListviewObject,
MUIA_Listview_Input, FALSE,
MUIA_Listview_List , ListObject,
ReadListFrame,
MUIA_List_ConstructHook, MUIV_List_ConstructHook_String,
MUIA_List_DestructHook , MUIV_List_DestructHook_String ,
End,
End
);
}
int main(int argc,char *argv[])
{
APTR app,window;
APTR lv1,lv2,lv3;
static const struct Hook AppMsgHook = { { NULL,NULL },(VOID *)AppMsgFunc,NULL,NULL };
init();
app = ApplicationObject,
MUIA_Application_Title , "AppWindowDemo",
MUIA_Application_Version , "$VER: AppWindowDemo 19.5 (12.02.97)",
MUIA_Application_Copyright , "©1992/93, Stefan Stuntz",
MUIA_Application_Author , "Stefan Stuntz",
MUIA_Application_Description, "Show AppWindow Handling",
MUIA_Application_Base , "APPWINDOWDEMO",
SubWindow, window = WindowObject,
MUIA_Window_Title , "Drop icons on me!",
MUIA_Window_ID , MAKE_ID('A','P','P','W'),
MUIA_Window_AppWindow, TRUE,
WindowContents, VGroup,
Child, HGroup,
Child, lv1 = MakeLV(),
Child, lv2 = MakeLV(),
End,
Child, lv3 = MakeLV(),
End,
End,
End;
if (!app)
fail(app,"Failed to create Application.");
DoMethod(window,MUIM_Notify,MUIA_Window_CloseRequest,TRUE,
app,2,MUIM_Application_ReturnID,MUIV_Application_ReturnID_Quit);
/*
** Call the AppMsgHook when an icon is dropped on a listview.
*/
DoMethod(lv1,MUIM_Notify,MUIA_AppMessage,MUIV_EveryTime,
lv1,3,MUIM_CallHook,&AppMsgHook,MUIV_TriggerValue);
DoMethod(lv2,MUIM_Notify,MUIA_AppMessage,MUIV_EveryTime,
lv2,3,MUIM_CallHook,&AppMsgHook,MUIV_TriggerValue);
DoMethod(lv3,MUIM_Notify,MUIA_AppMessage,MUIV_EveryTime,
lv3,3,MUIM_CallHook,&AppMsgHook,MUIV_TriggerValue);
/*
** When we're iconified, the object lv3 shall receive the
** messages from icons dropped on our app icon.
*/
set(app,MUIA_Application_DropObject,lv3);
/*
** This is the ideal input loop for an object oriented MUI application.
** Everything is encapsulated in classes, no return ids need to be used,
** we just check if the program shall terminate.
** Note that MUIM_Application_NewInput expects sigs to contain the result
** from Wait() (or 0). This makes the input loop significantly faster.
*/
set(window,MUIA_Window_Open,TRUE);
{
ULONG sigs = 0;
while (DoMethod(app,MUIM_Application_NewInput,&sigs) != MUIV_Application_ReturnID_Quit)
{
if (sigs)
{
sigs = Wait(sigs | SIGBREAKF_CTRL_C);
if (sigs & SIGBREAKF_CTRL_C) break;
}
}
}
set(window,MUIA_Window_Open,FALSE);
/*
** Shut down...
*/
fail(app,NULL);
}