// Group handler void __saveds backdrop_group_handler(void) { IPCData *ipc; GroupData *group=0; // Do group if (ipc=IPC_ProcStartup((ULONG *)&group,backdrop_group_init)) { // Read objects SetBusyPointer(group->window); backdrop_read_group_objects(group); ClearPointer(group->window); // Event loop FOREVER { IPCMessage *msg; BOOL quit_flag=0; // Got an AppWindow? if (group->appwindow) { DOpusAppMessage *amsg; BOOL beep=0; // AppMessages? while (amsg=(DOpusAppMessage *)GetMsg(group->appport)) { short arg; char path[256]; BackdropObject *drop_obj; // Lock backdrop list lock_listlock(&group->info->objects,1); // Set busy pointer if (group->window) SetBusyPointer(group->window); // Dropped on an object? if (drop_obj=backdrop_get_object(group->info,amsg->da_Msg.am_MouseX,amsg->da_Msg.am_MouseY,0)) { USHORT qual; // Get qualifiers qual=(InputBase)?PeekQualifier():0; // Is shift/alt down? if (qual&(IEQUALIFIER_LSHIFT|IEQUALIFIER_LALT)==(IEQUALIFIER_LSHIFT|IEQUALIFIER_LALT)) { // Get path of first file GetWBArgPath(&amsg->da_Msg.am_ArgList[0],path,256); // Replace the image backdrop_replace_icon_image(group->info,path,drop_obj); } // Run program with args else backdrop_object_open( group->info, drop_obj, 0, 0, amsg->da_Msg.am_NumArgs, amsg->da_Msg.am_ArgList); } // Otherwise, adding objects to the group else for (arg=0;arg<amsg->da_Msg.am_NumArgs;arg++) { // Valid name? if (*amsg->da_Msg.am_ArgList[arg].wa_Name) { short x,y; // Get full path name GetWBArgPath(&amsg->da_Msg.am_ArgList[arg],path,256); // Default to no position x=-1; y=-1; // Dopus app message? if (CheckAppMessage(amsg)) { // Get icon position x=amsg->da_DragOffset.x+amsg->da_Msg.am_MouseX+amsg->da_DropPos[arg].x; y=amsg->da_DragOffset.y+amsg->da_Msg.am_MouseY+amsg->da_DropPos[arg].y; } // Add group object backdrop_group_add_object(group->name,group->info,path,x,y); } // Otherwise, set beep flag for error else if (!beep) { beep=1; DisplayBeep(group->window->WScreen); } } // Clear busy pointer if (group->window) ClearPointer(group->window); // Unlock backdrop list unlock_listlock(&group->info->objects); // Reply to message ReplyMsg((struct Message *)amsg); } } // Icon notification if (group->info->notify_req) { DOpusNotify *notify; // Get notify message if (notify=(DOpusNotify *)GetMsg(group->info->notify_port)) backdrop_check_notify(group->info,notify,0); } // IPC messages? while (msg=(IPCMessage *)GetMsg(ipc->command_port)) { // Look at message switch (msg->command) { // Activate case IPC_ACTIVATE: // Bring window to front if (group->window) backdrop_show_group(group); break; // Quit case IPC_QUIT: quit_flag=1; group->got_quit=1; break; // Hide case IPC_HIDE: backdrop_hide_group(group); break; // Show case IPC_SHOW: group->screen=(struct Screen *)msg->data; backdrop_show_group(group); break; // Reset (menus) case IPC_RESET: // Gotta window? if (group->window) { // Reset menus? if (msg->flags) { display_free_menu(group->window); display_get_menu(group->window); } // Fix menus display_fix_menu(group->window,WINDOW_GROUP,0); } break; // New font case GROUP_NEW_FONT: // Get new font backdrop_get_font(group->info); // Redraw objects backdrop_show_objects(group->info,BDSF_CLEAR|BDSF_RESET); break; // New name case GROUP_NEW_NAME: // Copy name strcpy(group->name,msg->data_free); // Update window title if (group->window) SetWindowTitles(group->window,group->name,(char *)-1); break; // Add a new icon case GROUP_ADD_ICON: // Lock backdrop list lock_listlock(&group->info->objects,1); // Set busy pointer if (group->window) SetBusyPointer(group->window); // Add object backdrop_group_add_object(group->name,group->info,msg->data_free,-1,-1); // Clear busy pointer if (group->window) ClearPointer(group->window); // Unlock backdrop list unlock_listlock(&group->info->objects); break; // New backfill pattern case LISTER_BACKFILL_CHANGE: // Window open? if (group->window) { // Install appropriate hook InstallLayerHook( group->window->WLayer, (msg->flags)?&group->pattern.hook:LAYERS_BACKFILL); // Redraw window erase_window(group->window); // Redraw icons backdrop_show_objects(group->info,0); } break; // Delete from group case GROUP_DELETE: SetBusyPointer(group->window); backdrop_remove_group_objects(group,(BackdropObject *)msg->data); ClearPointer(group->window); break; // Help case IPC_HELP: // Show help for group help_show_help(HELP_PROGRAM_GROUP,0); break; // Do a function case LISTER_DO_FUNCTION: // Arrange icons? if (msg->data>=(APTR)MENU_LISTER_ARRANGE_NAME && msg->data<=(APTR)MENU_LISTER_ARRANGE_SIZE) { // Do cleanup backdrop_cleanup(group->info,BSORT_NAME+(((ULONG)msg->data)-MENU_LISTER_ARRANGE_NAME),0); } break; } // Reply to message IPC_Reply(msg); } // Is window open? if (group->window) { struct IntuiMessage *imsg; // Check timer if (CheckTimer(group->timer)) { // Dragging something? if (group->info->flags&BDIF_DRAGGING) { // Check for deadlocks if (group->info->last_tick==group->info->tick_count) { // Stop drag backdrop_stop_drag(group->info); } // Remember tick count group->info->last_tick=group->info->tick_count; } // Re-start timer StartTimer(group->timer,0,500000); } // Window messages while (imsg=(struct IntuiMessage *)GetMsg(group->window->UserPort)) { struct IntuiMessage msg_copy; struct MenuItem *item; // Copy message msg_copy=*imsg; // Menu verify? if (imsg->Class==IDCMP_MENUVERIFY) { // See if we want to swallow it if (!backdrop_test_rmb(group->info,imsg,&msg_copy,TRUE)) { // Did event happen over the window? if (imsg->MouseX>=0 && imsg->MouseY>=0 && imsg->MouseX<group->window->Width && imsg->MouseY<group->window->Height && imsg->Qualifier&IEQUALIFIER_RBUTTON) { // Cancel menu event imsg->Code=MENUCANCEL; // Change our copy to MOUSEBUTTONS msg_copy.Class=IDCMP_MOUSEBUTTONS; msg_copy.Code=MENUDOWN; // Kludge for MagicMenu if (msg_copy.Seconds==0) CurrentTime(&msg_copy.Seconds,&msg_copy.Micros); } } } // Resize/refresh? if (imsg->Class==IDCMP_NEWSIZE || imsg->Class==IDCMP_REFRESHWINDOW) { // Handle message backdrop_idcmp(group->info,imsg,0); // Reply to message ReplyMsg((struct Message *)imsg); continue; } // Reply to message ReplyMsg((struct Message *)imsg); // Is it a backdrop message? if (backdrop_idcmp(group->info,&msg_copy,0)) continue; // Look at message class switch (msg_copy.Class) { // Window closed case IDCMP_CLOSEWINDOW: quit_flag=1; break; // Window is inactive case IDCMP_INACTIVEWINDOW: // Abort timer if running StopTimer(group->timer); break; // Window is active case IDCMP_ACTIVEWINDOW: // Start timer if not running StartTimer(group->timer,1,0); break; // Key press case IDCMP_RAWKEY: // Help? if (msg_copy.Code==0x5f && !(msg_copy.Qualifier&VALID_QUALIFIERS)) { help_get_help( msg_copy.MouseX+group->window->LeftEdge, msg_copy.MouseY+group->window->TopEdge, msg_copy.Qualifier); } // Close? else if (msg_copy.Code==0x45 && msg_copy.Qualifier&IEQUAL_ANYSHIFT) quit_flag=1; break; // Button pressed case IDCMP_MOUSEBUTTONS: // Right button? if (msg_copy.Code==MENUDOWN) { USHORT res; // Do popup menu if (group->popup && (res=DoPopUpMenu(group->window,&group->popup->ph_Menu,NULL,MENUDOWN))!=(USHORT)-1) { // Help? if (res&POPUP_HELPFLAG) { // Get help ID res&=~POPUP_HELPFLAG; // Do help help_menu_help(res,0); break; } // Do the function quit_flag=backdrop_group_do_function(group,res,0); } } break; // Menu event case IDCMP_MENUPICK: case IDCMP_MENUHELP: { struct Menu *oldstrip=group->window->MenuStrip; USHORT nextselect; // Get item nextselect=msg_copy.Code; while (item=ItemAddress(group->window->MenuStrip,nextselect)) { // get next nextselect=item->NextSelect; // Help? if (msg_copy.Class==IDCMP_MENUHELP) { help_menu_help((long)GTMENUITEM_USERDATA(item),0); break; } // Do the function quit_flag=backdrop_group_do_function(group,(ULONG)GTMENUITEM_USERDATA(item),item); // Check valid next if (!nextselect || !group->window || oldstrip!=group->window->MenuStrip) break; } } break; } } } // Check quit flag if (quit_flag) break; // Wait for event Wait( 1<<ipc->command_port->mp_SigBit| 1<<group->timer->port->mp_SigBit| ((group->info->notify_req)?(1<<group->info->notify_port->mp_SigBit):0)| ((group->window)?(1<<group->window->UserPort->mp_SigBit):0)| ((group->appwindow)?(1<<group->appport->mp_SigBit):0)); } // Close window backdrop_free_group(group); // Send goodbye IPC_Goodbye(ipc,&main_ipc,0); }
// Help process IPC_EntryCode(help_proc, static) { struct NewAmigaGuide guide; AMIGAGUIDECONTEXT help=0; IPCData *ipc; char buf[256],filename[256]; ULONG waitbits; BOOL help_ok=0; struct MinList queue; IPCMessage *msg; // Do startup if ((ipc=IPC_ProcStartup(0,0))) { // Get initial database name strcpy(filename,"dopus5:Help/dopus5.guide"); // Get wait bits waitbits=1<<ipc->command_port->mp_SigBit; // Initialise queue list NewList((struct List *)&queue); // Event loop FOREVER { struct AmigaGuideMsg *agm; BOOL quit_flag=0; // AmigaGuide messages? while (help && (agm=GetAmigaGuideMsg(help))) { // Quit? if (agm->agm_Type==ShutdownMsgID) quit_flag=1; // Ok to proceed? else if (agm->agm_Type==ActiveToolID || agm->agm_Type==ToolStatusID) { // Ok to send link commands help_ok=1; // Go through queue for (msg=(IPCMessage *)queue.mlh_Head; msg->msg.mn_Node.ln_Succ;) { IPCMessage *next=(IPCMessage *)msg->msg.mn_Node.ln_Succ; // Build command string lsprintf(buf,"link \"%s\"",(char *)msg->data_free); // Send command SendAmigaGuideCmdA(help,buf,0); // Remove from queue Remove((struct Node *)msg); // Reply to message IPC_Reply(msg); // Get next msg=next; } } // Reply ReplyAmigaGuideMsg(agm); } // Get messages while ((msg=(IPCMessage *)GetMsg(ipc->command_port))) { // Look at command switch (msg->command) { // Show a link? case HELPCMD_LINK: { char *name; // Get guide name name=(char *)msg->data_free; name+=strlen(name)+1; // New guide file, or don't have a guide at all? if ((*name && stricmp(name,filename)!=0) || !help) { // Shutdown the existing database if (help) CloseAmigaGuide(help); // Copy new filename if (*name) strcpy(filename,name); // Open new database if (!(help=help_open_database(&guide,filename,GUI->screen,GUI->rexx_port_name))) { // Can't get database DisplayBeep(GUI->screen_pointer); quit_flag=1; } // Got database else { // Get waitbits waitbits=AmigaGuideSignal(help); waitbits|=1<<ipc->command_port->mp_SigBit; } // Can no longer take messages (need an ok from AG) help_ok=0; } // Haven't got ok message yet? if (!help_ok) { // Add message to queue AddTail((struct List *)&queue,(struct Node *)msg); // Clear pointer so it won't get replied msg=0; } // Ok to send command else { // Build command string lsprintf(buf,"link \"%s\"",(char *)msg->data_free); // Send command SendAmigaGuideCmdA(help,buf,0); } } break; // Hide/Quit case IPC_HIDE: case IPC_QUIT: quit_flag=1; break; } // Reply IPC_Reply(msg); } // Check quit flag if (quit_flag) break; // Wait for events Wait(waitbits); } // Close database if (help) CloseAmigaGuide(help); // Anything left in the queue? for (msg=(IPCMessage *)queue.mlh_Head; msg->msg.mn_Node.ln_Succ;) { IPCMessage *next=(IPCMessage *)msg->msg.mn_Node.ln_Succ; // Reply to message IPC_Reply(msg); // Get next msg=next; } // Send goodbye message IPC_Goodbye(ipc,&main_ipc,0); }