mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-26 00:26:52 +03:00
234 lines
11 KiB
C++
234 lines
11 KiB
C++
/*
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main meneger loop libGUI library
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*/
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void LibGUImain(parent_t *WindowParent)
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{
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DWORD event,key,value;
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header_t *control;
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gui_message_t *events_message;
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gui_timer_t *seek_timer,*exchange_timer;
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gui_callbackevent_t *seek_calev,*calev,*exchange_calev;
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int i;
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char quit;
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events_message=(struct MESSAGE*)WindowParent->message;
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//tell all child controls of main parent who is main parent
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events_message->type=MESSAGE_SET_MAIN_PARENT;
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events_message->arg1=(DWORD)WindowParent;
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SendMessage((struct HEADER *)WindowParent,events_message);
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//display all created controls in window
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gui_draw_window(WindowParent);
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events_message->type=MESSAGE_FULL_REDRAW_ALL;
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SendMessage((struct HEADER *)WindowParent,events_message);
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events_message->type=0;
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quit=FALSE;
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WindowParent->number_callbacks=0;
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while (quit==FALSE)
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{
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//check for timers
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if ((WindowParent->timer_bk!=(DWORD*)NULL) ||
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(WindowParent->number_timers_for_controls!=0)) {event=gui_ksys_wait_event_with_timeout(1);}
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else {event=gui_ksys_wait_event();}
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//get and chack system events
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switch(event)
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{
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case KOLIBRIOS_SYS_EVENT_BUTTON_PRESSED:
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{
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if (ControlCheckCallbackEvent(WindowParent,DELETE_EVENT)!=NULL)
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{
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WindowParent->flags |= FLAG_CONNECT_EVENT_ON;
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WindowParent->control_for_callback_function[WindowParent->number_callbacks]=
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(DWORD*)WindowParent;
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WindowParent->callback_for_control_callback[WindowParent->number_callbacks]=
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(DWORD*)ControlCheckCallbackEvent(WindowParent,(DWORD)DELETE_EVENT);
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WindowParent->number_callbacks++;
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}
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quit=TRUE;
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break;
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}
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case KOLIBRIOS_SYS_EVENT_REDRAW:
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{
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GetNewWindowSizePos(WindowParent);
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SetWindowSizeRequest(WindowParent,WindowParent->ctrl_sizex,WindowParent->ctrl_sizey);
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gui_draw_window(WindowParent);
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events_message->type=MESSAGE_FULL_REDRAW_ALL;
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SendMessage((struct HEADER *)WindowParent,events_message);
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break;
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}
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case KOLIBRIOS_SYS_EVENT_KEYS:
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{
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key=gui_ksys_get_key();
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key=key>>8;
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if (key & 128)
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{
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events_message->arg1=KEY_UP;
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events_message->arg2=key & 127;
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}
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else
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{
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events_message->arg1=KEY_DOWN;
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events_message->arg2=key;
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}
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events_message->type=MESSAGE_KEYS_EVENT;
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SendMessage((struct HEADER *)WindowParent,events_message);
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break;
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}
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case KOLIBRIOS_SYS_EVENT_MOUSE:
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{
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value=gui_ksys_get_window_mouse_coordinates();
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events_message->type=MESSAGE_MOUSE_EVENT;
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events_message->arg2=(value & 0xffff)-screen.y;//y
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value=value >>16;
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events_message->arg1=value-screen.x;//x
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value=gui_ksys_get_mouse_buttons_state();
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switch(value)
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{
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case KOLIBRIOS_SYS_MOUSE_BUTTON_LEFT_DOWN:
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{
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events_message->arg3=MOUSE_LEFT_BUTTON_DOWN;
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break;
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}
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case KOLIBRIOS_SYS_MOUSE_BUTTON_RIGHT_DOWN:
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{
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events_message->arg3=MOUSE_RIGHT_BUTTON_DOWN;
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break;
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}
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case KOLIBRIOS_SYS_MOUSE_BUTTON_MIDDLE_DOWN:
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{
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events_message->arg3=MOUSE_MIDDLE_BUTTON_DOWN;
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break;
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}
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case KOLIBRIOS_SYS_MOUSE_BUTTON_4_DOWN:
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{
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events_message->arg3=MOUSE_4_BUTTON_DOWN;
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break;
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}
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case KOLIBRIOS_SYS_MOUSE_BUTTON_5_DOWN:
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{
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events_message->arg3=MOUSE_5_BUTTON_DOWN;
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break;
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}
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default:
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{
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if (events_message->arg3==MOUSE_LEFT_BUTTON_DOWN)
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{
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events_message->arg3=MOUSE_LEFT_BUTTON_UP;
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break;
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}
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if (events_message->arg3==MOUSE_RIGHT_BUTTON_DOWN)
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{
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events_message->arg3=MOUSE_RIGHT_BUTTON_UP;
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break;
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}
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if (events_message->arg3==MOUSE_MIDDLE_BUTTON_DOWN)
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{
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events_message->arg3=MOUSE_MIDDLE_BUTTON_UP;
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break;
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}
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if (events_message->arg3==MOUSE_4_BUTTON_DOWN)
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{
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events_message->arg3=MOUSE_4_BUTTON_UP;
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break;
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}
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if (events_message->arg3==MOUSE_5_BUTTON_DOWN)
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{
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events_message->arg3=MOUSE_5_BUTTON_UP;
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break;
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}
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break;
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}
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}
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SendMessage((struct HEADER *)WindowParent,events_message);
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break;
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}
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}
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//call functions for events
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seek_calev=(struct CALLBACKEVENT*)WindowParent->calev_bk;
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while(seek_calev!=(struct CALLBACKEVENT*)NULL)
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{
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if (seek_calev->event_type==events_message->type)
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{
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CallbackFunctionForEvent=(void(*)(struct MESSAGE *message,void *data))seek_calev->func;
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CallbackFunctionForEvent(events_message,seek_calev->func_data);
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}
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exchange_calev=(struct CALLBACKEVENT*)seek_calev->calev_fd;
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seek_calev=exchange_calev;
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}
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//call timers of controls
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if (WindowParent->number_timers_for_controls!=0)
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{
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events_message->type=(char)MESSAGE_CALL_TIMER_EVENT;
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SendMessage((struct HEADER *)WindowParent,events_message);
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}
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//call callback functions
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for(i=0;i<WindowParent->number_callbacks;i++)
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{
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control=(struct HEADER*)WindowParent->control_for_callback_function[i];
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//check callback control
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if (control!=(header_t*)NULL)
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{
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if (control->flags & FLAG_CONNECT_EVENT_ON)
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{
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calev=(struct CALLBACKEVENT*)
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WindowParent->callback_for_control_callback[i];
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#ifdef DEBUG
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printf("\ntry to call callback %d for function %d data %d",
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(DWORD)calev,
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(DWORD)calev->func,
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(DWORD)calev->func_data);
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#endif
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CallbackFunction=(void (*)(header_t *Control,void *data))calev->func;
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CallbackFunction(control,calev->func_data);
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control->flags=control->flags & FLAG_CONNECT_EVENT_OFF;
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}
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}
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}
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WindowParent->number_callbacks=0;
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//call timers of parent window
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seek_timer=(struct TIMER*)WindowParent->timer_bk;
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while(seek_timer!=(struct TIMER*)NULL)
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{
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if (seek_timer->flags & FLAG_TIMER_ON) Timer(seek_timer);
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exchange_timer=(struct TIMER*)seek_timer->tmr_fd;
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seek_timer=exchange_timer;
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}
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//check for IDL function and call it if enabled
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if (WindowParent->IDL_func!=(DWORD*)NULL)
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{
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IDL_Function=(void(*)(void *data))WindowParent->IDL_func;
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IDL_Function(WindowParent->IDL_func_data);
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}
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}
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}
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