Class: RWin::Window

Inherits:
Data
  • Object
show all
Defined in:
ext/rwin/rw_windows.c

Direct Known Subclasses

Dialog, WR::Window

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(*args) ⇒ Object

Event handling routines



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# File 'ext/rwin/rw_windows.c', line 663

static VALUE
rw_method_missing(int argc, VALUE *argv, VALUE self){
    ID method_id = rb_to_id(argv[0]);
    RwWindow *rw = DATA_PTR(self);
    if(rw->handler_ids && aaSearch(rw->handler_ids, method_id)) return Qnil;
    rb_call_super(argc, argv);
    return Qnil;
}

Class Method Details

.new_from_handle(v_handle) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 645

static VALUE
rwwin1_new_from_handle(VALUE klass, VALUE v_handle){
    RwWindow *rw;
    VALUE obj;
    HANDLE handle = (HANDLE)NUM2ULONG_PTR(v_handle);
    if(!GetParent(handle)) rb_raise(rb_eArgError,
            "Handle %#x is not child window", (int)(ULONG_PTR)handle);
    
    obj = RwWindow_Data_Make_Struct(klass, rw);
    rw->hwnd = handle;
    rw->msgfilter = NULL;
    rw->handler_ids = NULL;
    rw->haccel = NULL;
    Register_childwin(rw->hwnd, obj);
    return obj;
}

Instance Method Details

#_hwnd ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1077

static VALUE
rwwin_gethandle(VALUE self){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    return ULONG_PTR2NUM((ULONG_PTR)rw->hwnd);
}

#alive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/rwin/rw_windows.c', line 1084

static VALUE
rwwin_alive_p(VALUE self){
    RwWindow *rw = DATA_PTR(self);
    return rw->hwnd ? Qtrue : Qfalse;
}

#caption ⇒ Object

r/w attributes



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# File 'ext/rwin/rw_windows.c', line 1244

static VALUE
rwwin_getcaption(VALUE self){
    int len;
    TCHAR *buff;
    VALUE robj;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    len = GetWindowTextLength(rw->hwnd);
    buff = malloc((len+1)*sizeof(TCHAR));
    GetWindowText(rw->hwnd, buff, len+1);
    robj = rw_encode_external(buff);
    free(buff);
    return robj;
}

#caption=(str) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1259

static VALUE
rwwin_setcaption(VALUE self, VALUE str){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_call_without_gvl_2(rw->nthread_id, (FARPROC)SetWindowText, (ULONG_PTR)rw->hwnd,
        (ULONG_PTR)rw_str2tchar(StringValue(str)));
    return self;
}

#clientpos ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1184

static VALUE
rwwin_getclientpos(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_getclientpos_core(rw->hwnd, &rc);
    return rb_ary_new3(2, INT2FIX(rc.left), INT2FIX(rc.top));
}

#clientsize ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1202

static VALUE
rwwin_getclientsize(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    GetClientRect(rw->hwnd, &rc);
    return rb_ary_new3(2, INT2FIX(rc.right), INT2FIX(rc.bottom));
}

#ClientToScreen(v_x, v_y) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1657

static VALUE
rwwin_client2screen(VALUE self, VALUE v_x, VALUE v_y){
    VALUE robj;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    pt.x = NUM2INT(v_x);
    pt.y = NUM2INT(v_y);
    ClientToScreen(rw->hwnd, &pt);
    robj = rb_ary_new2(2);
    rb_ary_store(robj, 0, INT2NUM(pt.x));
    rb_ary_store(robj, 1, INT2NUM(pt.y));
    return robj;
}

#close ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1064

static VALUE
rwwin_close(VALUE self){
    int r; //AAnode *nd;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    r = DestroyWindow(rw->hwnd);
    if(rw->hwnd){ /* for child windows (Not received WM_DESTROY) */
  Unregister_childwin(rw->hwnd);
  rw->hwnd = NULL;
    }
    return r ? Qtrue : Qfalse;
}

#create(*args) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 595

static VALUE
rwwin_create(int argc,VALUE* argv, VALUE self){
    TCHAR *classname, *caption;
    RwWindow *rw = DATA_PTR(self);
    HWND hparent = NULL;
    
    if(TYPE(argv[0])==T_STRING) {
  classname = rw_str2tchar(argv[0]);
    } else{
  rb_raise(rb_eArgError, "1st argument must be class name(String)");
    }
    if(TYPE(argv[1])==T_STRING) {
  caption = rw_str2tchar(argv[1]);
    } else{
  rb_raise(rb_eArgError, "2nd argument must be caption(String)");
    }
    if (!NIL_P(argv[6])){
  RwWindow *rwparent;
  RwWindow_Data_Get_Struct(argv[6], rwparent);
  hparent = rwparent->hwnd;
    }
    rw->hwnd = CreateWindowEx(NUM2UINT(argv[9]),       /* dwExStyle */
            classname,
            caption,
            NUM2UINT(argv[8]),       /* dwStyle */
            NUM2INT(argv[2]),        /* x */
            NUM2INT(argv[3]),        /* y */
            NUM2INT(argv[4]),        /* w */
            NUM2INT(argv[5]),        /* h */
            hparent,                 /* hParent */
            NIL_P(argv[7]) ? 0 : (HMENU)NUM2ULONG_PTR(argv[7]), /* hMenu */
            hInstance,
            NULL);
    if(!rw->hwnd){
  rb_raise(rb_eRuntimeError, "failed to create window(%s)", RSTRING_PTR(argv[0]));
    }
    rw->nthread_id = GetCurrentThreadId();
    if(hparent){
  Register_childwin(rw->hwnd, self);
  if(GetClassLong(rw->hwnd, GCW_ATOM)==RwClassAtom){
      int id = NIL_P(argv[7]) ? 0 : FIX2INT(argv[7]);
      SetWindowSubclass(rw->hwnd, RwSubclassProc, (UINT_PTR)id, (DWORD_PTR)self);
  }
    } else {
  Register_win(rw->hwnd, self);
  if (GetActiveWindow()==rw->hwnd) activewin = rw;
    }
    return self;
}

#cursorPos ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1230

static VALUE
rwwin_getcursorpos(VALUE self){
    VALUE robj;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    GetCursorPos(&pt);
    ScreenToClient(rw->hwnd, &pt);
    robj = rb_ary_new2(2);
    rb_ary_store(robj, 0, INT2NUM(pt.x));
    rb_ary_store(robj, 1, INT2NUM(pt.y));
    return robj;
}

#DrawMenuBar ⇒ Object 



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# File 'ext/rwin/rw_resources.c', line 1911

static VALUE
rwwin_drawmenubar(VALUE self){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    DrawMenuBar(rw->hwnd);
    return self;
}

#event_registered?(*args) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/rwin/rw_windows.c', line 513

static VALUE
rwwin_msgfilter_exist_p(int argc, VALUE *argv, VALUE self){
    int msg, etc;
    VALUE v_sendto;
    AAnode *node;
    RwBaseHandler *bhandler;
    RwWindow *rw = DATA_PTR(self);
    if (!rw->msgfilter) return Qfalse;
    if(argc > 1 && rb_typeddata_is_kind_of(argv[argc-1], &rwwin_data_type)){
  v_sendto = Qfalse;
  argc--;
    } else {
  v_sendto = Qfalse;
    }
    if (argc==1){
  msg = FIX2INT(argv[0]);
  return aaSearch(rw->msgfilter, msg) ? Qtrue : Qfalse;
    }else if(argc==2){
  if (TYPE(argv[1])==T_STRING){ /* msg, handler_name */
      ID handler_id;
      msg = FIX2INT(argv[0]);
      node = aaSearch(rw->msgfilter, msg);
      if (!node || !node->val) return Qfalse;
      bhandler = node->val;
      if (!bhandler->handler) return Qfalse;
      handler_id = rb_to_id(argv[1]);
      return search_msghandler(rw, bhandler->handler, handler_id, v_sendto);
  } else { /* idcmd, msg */
      msg = FIX2INT(argv[1]);
      node = aaSearch(rw->msgfilter, msg);
      if (!node) return Qfalse;
      bhandler = node->val; //fprintf(stderr, "@%d\n", __LINE__);
      if (!bhandler->senders) return Qfalse; // fprintf(stderr, "@%d, %xll\n", __LINE__, (ULONG_PTR)bhandler->senders);
      etc = FIX2INT(argv[0]);
      return aaSearch(bhandler->senders, etc) ? Qtrue : Qfalse;
  }
    } else if(argc==3 || argc==4) { /* 3..4 */
  AAnode *ndsubfilter;
  AAnode *ndsubhandler;
  int submsg;
  
  msg = FIX2INT(argv[1]);
  node = aaSearch(rw->msgfilter, msg);
  if (!node) return Qfalse;
  bhandler = node->val;
  if(!bhandler->handler||!bhandler->senders) return Qfalse;
  etc = FIX2INT(argv[0]);
  submsg = FIX2INT(argv[2]);
  ndsubfilter = aaSearch(bhandler->senders, etc);
  if(!ndsubfilter) return Qfalse;
  ndsubhandler = aaSearch(ndsubfilter->val, submsg);
  if (!ndsubhandler || !ndsubhandler->val) return Qfalse;
  if(argc==3) {
      return Qtrue;
  } else { /* argc == 4 */
      RwMsgHandler *subhandler = ndsubhandler->val;
      ID sub_id = rb_to_id(argv[3]); 
      return search_msghandler(rw, subhandler, sub_id, v_sendto);
  }
    } else {
  rb_raise(rb_eArgError, "argments must be 1..5");
    }
    return Qfalse;
}

#get_msgtranslator(v_msg) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 205

static VALUE
rwwin_msgtranslator_get(VALUE self, VALUE v_msg){
    AAnode *node;
    int msg =  FIX2INT(v_msg);
    RwWindow *rw = DATA_PTR(self);
    if (!rw->msgfilter) return Qnil;
    node = aaSearch(rw->msgfilter, msg);
    if(node){
  RwBaseHandler *basehandler = node->val;
  if (basehandler->senders){
      return INT2FIX(basehandler->handler->handler_id);
  } else {
      rb_raise(rb_eRuntimeError, "Already defined handler for msg: %#x", msg);
  }
    }
    return Qnil;
}

#GetWindowLong(v_idx) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1559

static VALUE
rwwin_getwndlong(VALUE self, VALUE v_idx){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    return INT2NUM(GetWindowLongPtr(rw->hwnd, FIX2INT(v_idx)));
}

#GetWindowRect ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1597

static VALUE
rwwin_getwindowrect(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    if(GetWindowRect(rw->hwnd, &rc)){
  CStructData *cs;
  VALUE v_rect = api_cstruct_new(ccsRECT);
  CStruct_Data_Get_Struct(v_rect, cs);
  memcpy(cs->dtstr, &rc, sizeof(RECT)); /* cs->dtoffset is always 0 */
  return v_rect;
    } else {
  return Qfalse;
    }
}

#h ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1373

static VALUE
rwwin_geth(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    GetWindowRect(rw->hwnd, &rc);
    return INT2FIX(rc.bottom - rc.top);
}

#h=(v_h) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1429

static VALUE
rwwin_seth(VALUE self, VALUE v_h){
    int w, h;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_setxy_core(rw->hwnd, &pt, &w, &h);
    rw_call_without_gvl_6(rw->nthread_id, (FARPROC)MoveWindow, (ULONG_PTR)rw->hwnd,
        pt.x, pt.y, w, FIX2INT(v_h), FALSE);
    return v_h;
}

#idcmd ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1300

static VALUE
rwwin_getidcmd(VALUE self){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    return INT2FIX(GetWindowLongPtr(rw->hwnd, GWLP_ID));
}

#idcmd=(v_id) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1307

static VALUE
rwwin_setidcmd(VALUE self, VALUE v_id){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    SetWindowLongPtr(rw->hwnd, GWLP_ID, FIX2INT(v_id));
    return self;
}

#move(*args) ⇒ Object

static void rw_move_core(HWND hwnd, POINT *pt) 

HWND hparent;
if(hparent=GetParent(hwnd)) ClientToScreen(hparent, pt);




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# File 'ext/rwin/rw_windows.c', line 1097

static VALUE
rwwin_move(int argc, VALUE * argv, VALUE self){
    RECT rc;
    int x, y, w, h;
    BOOL brepaint = TRUE;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    switch(argc){
      case 5:
  if(argv[4]==Qfalse) brepaint = FALSE;
      case 4:
  x = FIX2INT(argv[0]);
  y = FIX2INT(argv[1]);
  w = FIX2INT(argv[2]);
  h = FIX2INT(argv[3]);
  break;
      case 3:
  if(argv[2]==Qfalse) brepaint = FALSE;
      case 2:
  x = FIX2INT(argv[0]);
  y = FIX2INT(argv[1]);
  GetWindowRect(rw->hwnd, &rc);
  w = rc.right - rc.left;
  h = rc.bottom - rc.top;
  break;
      default:
  rb_raise(rb_eArgError, "Num of arguments must be 2..5");
    }
    rw_call_without_gvl_6(rw->nthread_id, (FARPROC)MoveWindow, (ULONG_PTR)rw->hwnd, x, y, w, h, brepaint);
    return self;
}

#parent ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1315

static VALUE
rwwin_getparent(VALUE self){
    HWND hparent;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    if(hparent = GetParent(rw->hwnd)){
  VALUE pw;
  if(!(pw = Get_win(hparent))) pw = Get_childwin(hparent);
  return pw ? pw : Qnil;
    }
    return Qnil;
}

#parent=(v_parent) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1328

static VALUE
rwwin_setparent(VALUE self, VALUE v_parent){
    HWND h_old;
    RwWindow *rp;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    RwWindow_Data_Get_Struct(v_parent, rp);
    RwCheckWindow(rp);
    h_old = SetParent(rw->hwnd, rp->hwnd);
    if(h_old){
  VALUE pw;
  if(!(pw = Get_win(h_old))) pw = Get_childwin(h_old);
  return pw ? pw : Qnil;
    }else{
  return Qnil;
    }
}

#PostMessage(v_msg, v_wparam, v_lparam) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1549

static VALUE
rwwin_postmessage(VALUE self, VALUE v_msg, VALUE v_wparam, VALUE v_lparam){
    int r;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    r = rw_call_without_gvl_4(rw->nthread_id, (FARPROC)PostMessage, (ULONG_PTR)rw->hwnd,
            NUM2UINT(v_msg), rw_get_param(v_wparam), rw_get_param(v_lparam));
    return r ? Qtrue : Qnil;
}

#redraw(*args) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1491

static VALUE
rwwin_setredraw(int argc, VALUE *argv, VALUE self){
    VALUE v_flag ;//, v_l, v_t, v_r, v_b;
    int flag;
    RECT rc;
    RECT *prc = NULL;
    RwWindow *rw = DATA_PTR(self);
    switch(argc){
      case 0:
  flag = RDW_ERASE | RDW_FRAME | RDW_INVALIDATE | RDW_ALLCHILDREN;
  break;
      case 1:
  v_flag = argv[0];
  if (!v_flag) {
      flag = FALSE;
  } else {
      flag = (v_flag==Qtrue) ? RDW_ERASE | RDW_FRAME | RDW_INVALIDATE | RDW_ALLCHILDREN :\
                               FIX2INT(v_flag);
  }
  break;
      case 4:
  rc.left = FIX2INT(argv[0]);
  rc.top = FIX2INT(argv[1]);
  rc.right = FIX2INT(argv[2]);
  rc.bottom = FIX2INT(argv[3]);
  prc = &rc;
  flag = RDW_ERASE | RDW_FRAME | RDW_INVALIDATE | RDW_ALLCHILDREN;
  break;
      case 5:
  rc.left = FIX2INT(argv[0]);
  rc.top = FIX2INT(argv[1]);
  rc.right = FIX2INT(argv[2]);
  rc.bottom = FIX2INT(argv[3]);
  prc = &rc;
  flag = (argv[4]==Qtrue) ? RDW_ERASE | RDW_FRAME | RDW_INVALIDATE | RDW_ALLCHILDREN :\
                           FIX2INT(argv[4]);
  break;
      default:
  rb_raise(rb_eArgError, "Num of arguments must be 0, 1, 4 or 5");
    }
    SendMessage(rw->hwnd, WM_SETREDRAW, flag, 0);
    if(flag) RedrawWindow(rw->hwnd, prc, NULL, flag);
    return self;
}

#refresh(*args) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1144

static VALUE
rwwin_refresh(int argc, VALUE *argv, VALUE self){
    RECT rect;
    RECT *prect;
    BOOL bErase;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    if(argc<=1){
  prect = NULL;
  bErase = (argc==1 && argv[0]==Qfalse) ? FALSE : TRUE;
    } else if(argc<=5){
  rect.left   = FIX2INT(argv[0]);
  rect.top    = FIX2INT(argv[1]);
  rect.right  = rect.left + FIX2INT(argv[2]);
  rect.bottom = rect.top + FIX2INT(argv[3]);
  prect = &rect;
  bErase = (argc==5 && argv[4]==Qfalse) ? FALSE : TRUE;
    } else{
  rb_raise(rb_eArgError, "invalid num of args: %d", argc);
    }
    InvalidateRect(rw->hwnd, prect, bErase);
    return self;
}

#register_event(*args) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 223

static VALUE
rwwin_msgfilter_add(int argc, VALUE *argv, VALUE self){
    RwBaseHandler *basehandler;
    RwMsgHandler *newhandler;
    unsigned msg, submsg;
    ID handler_id;
    int etc;
    VALUE v_msg, v_submsg, v_etc, v_handler, v_template, v_sendto, v_klass;
    
    RwWindow *rw = DATA_PTR(self);
    v_sendto = self;
    v_template = Qnil;
    v_klass = Qnil;
     while (NIL_P(argv[argc-1])){ /* reject last nil */
  argc--;
    }
    if (rb_typeddata_is_kind_of(argv[argc-1], &rwwin_data_type)){
  /* message forwarding (sends message to any target window) */
  v_sendto = argv[argc-1];
  argc -= 1;
    }
    if (NIL_P(argv[argc-1])) {
  argc -= 1;
    } else if (rb_obj_class(argv[argc-1])==rb_cClass &&
         (rb_class_inherited_p(argv[argc-1], cRwAPIstruct)==Qtrue ||
    rb_class_inherited_p(argv[argc-1], cRwCanvas)==Qtrue)){
  /* lParam is CStruct or Canvas*/
  v_klass = argv[argc-1];
  argc -= 1;
    }
    if(argc > 3){ /* for WM_COMMAND / WM_NOTIFY (supports message which from Menu)*/
  rb_scan_args(argc, argv, "41", &v_etc, &v_msg, &v_submsg, &v_handler, &v_template);
  etc = NUM2INT(v_etc);
    } else { /* for simple message forwarding*/
  rb_scan_args(argc, argv, "21", &v_msg, &v_handler, &v_template);
  v_submsg = Qnil;
  etc = 0;
    }
    
    msg = NUM2UINT(v_msg);
    if (!NIL_P(v_submsg)){
  if(NIL_P(rwwin_msgtranslator_get(self, v_msg))){
      rb_raise(rb_eRuntimeError, "Translator of message 0x%x is not defined", msg);
  }
    }
    submsg = NIL_P(v_submsg) ? 0 : NUM2UINT(v_submsg);
    handler_id = rb_to_id(v_handler);
    
    if (!NIL_P(v_template)){ /* check template */
  int len = RSTRING_LEN(v_template);
  char* tmpl = RSTRING_PTR(v_template);
  switch(tmpl[0]){
    case 'h': case 'i': case 'x':
      break;
    case 'c':
      if(msg!=WM_PAINT) rb_raise(rb_eRuntimeError, "Template 'c' is only for WM_PAINT");
      if (NIL_P(v_klass)){
    v_klass = cRwCanvas;
      } else if(NIL_P(rb_class_inherited_p(cRwCanvas, v_klass))){
    rb_raise(rb_eRuntimeError, "Need Canvas inherited class for template 'c'");
      }
      break;
    case 's':
      rb_raise(rb_eRuntimeError, "Template 's' is only for lParam");
    default:
      rb_raise(rb_eRuntimeError, "Unknown template `%c' for wParam", tmpl[0]);
  }
  if (len>1) switch(tmpl[1]){
    case 'h': case 'i': case 'x':
      break;
    case 's':
      if (NIL_P(v_klass) || NIL_P(rb_class_inherited_p(cRwAPIstruct, v_klass))){
    rb_raise(rb_eRuntimeError, "Need CSruct inherited class for template 's'");
      }
      break;
    default:
      rb_raise(rb_eRuntimeError, "Unknown template `%c' for lParam", tmpl[1]);
  }
    }
    
    newhandler = create_msghandler(handler_id, v_template, v_klass, v_sendto);
    if (!etc){
  if(rw->msgfilter) {
      AAnode *node = aaSearch(rw->msgfilter, msg);
      if (node){
    basehandler = node->val;
    if (basehandler->handler){
        basehandler->handler = rw_append_handler(basehandler->handler, newhandler);
    } else {
        rw_msgreceiver_add(newhandler->receiver, newhandler->handler_id);
        basehandler->handler = newhandler;
    }
      } else {
    rw_msgreceiver_add(v_sendto, handler_id);
    basehandler = create_basehandler(newhandler, NULL);
    aaInsert(rw->msgfilter, msg, basehandler);
      }
  } else {
      rw_msgreceiver_add(v_sendto, handler_id);
      basehandler = create_basehandler(newhandler, NULL);
      rw->msgfilter = newAAtree(aa_destruct_basehandler);
      aaInsert(rw->msgfilter, msg, basehandler);
  }
    } else {
  if(rw->msgfilter) {
      AAnode *ndbase = aaSearch(rw->msgfilter, msg);
      if (ndbase){
    AAnode *ndsubfilter;
    RwMsgHandler *subhandler;
    subhandler = create_msghandler(handler_id, v_template, v_klass, v_sendto);
    basehandler = ndbase->val;
    ndsubfilter = aaSearch(basehandler->senders, etc);
    if (ndsubfilter){ 
        add_simple_filter(ndsubfilter->val, submsg, subhandler);
    } else {
        AAtree *subfilter = newAAtree(aa_destruct_handler);
        rw_msgreceiver_add(v_sendto, handler_id);
        aaInsert(basehandler->senders, etc, subfilter);
        aaInsert(subfilter, submsg, subhandler);
    }
      } else {
    rb_raise(rb_eRuntimeError, "Translator is not defined");
      }
  } else {
      rb_raise(rb_eRuntimeError, "Translator is not defined");
  }
    }
    return v_msg;
}

#registered_messages ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 584

static VALUE
rwwin_msgfilter_getfilters(VALUE self){
    RwWindow *rw = DATA_PTR(self);
    VALUE ary = rb_ary_new();
    aaForeach(rw->msgfilter, aa_callback_each_msgfilter, (void*)ary);
    return ary;
}

#RegisterHotKey(v_id, v_modifiers, v_vkey) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1639

static VALUE
rwwin_registerhotkey(VALUE self, VALUE v_id, VALUE v_modifiers, VALUE v_vkey){
    int r;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    r = RegisterHotKey(rw->hwnd, NUM2INT(v_id), NUM2UINT(v_modifiers), NUM2UINT(v_vkey));
    return r ? Qtrue : Qfalse;
}

#ReleaseCapture ⇒ Object

return previous captured window



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# File 'ext/rwin/rw_windows.c', line 1624

static VALUE
rwwin_releasecapture(VALUE self){
    int r = ReleaseCapture();
    return r ? Qtrue : Qfalse;
}

#RemoveWindowSubclass ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1451

static VALUE
rwwin_removesubclass(VALUE self){
    int id;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    id = GetWindowLongPtr(rw->hwnd, GWLP_ID);
    RemoveWindowSubclass(rw->hwnd, RwSubclassProc, (UINT_PTR)id);
    return self;
}

#resize(v_w, v_h) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1129

static VALUE
rwwin_resize(VALUE self, VALUE v_w, VALUE v_h){
    RECT rc;
    POINT pos;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    GetWindowRect(rw->hwnd, &rc);
    pos.x = rc.left;
    pos.y = rc.top;
    ScreenToClient(GetAncestor(rw->hwnd, GA_PARENT), &pos);
    rw_call_without_gvl_6(rw->nthread_id, (FARPROC)MoveWindow, (ULONG_PTR)rw->hwnd,
        pos.x, pos.y, FIX2INT(v_w), FIX2INT(v_h), TRUE);
    return self;
}

#screenpos ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1175

static VALUE
rwwin_getscreenpos(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    GetWindowRect(rw->hwnd, &rc);
    return rb_ary_new3(2, INT2FIX(rc.left), INT2FIX(rc.top));
}

#ScreenToClient(v_x, v_y) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1671

static VALUE
rwwin_screen2client(VALUE self, VALUE v_x, VALUE v_y){
    VALUE robj;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    pt.x = NUM2INT(v_x);
    pt.y = NUM2INT(v_y);
    ScreenToClient(rw->hwnd, &pt);
    robj = rb_ary_new2(2);
    rb_ary_store(robj, 0, INT2NUM(pt.x));
    rb_ary_store(robj, 1, INT2NUM(pt.y));
    return robj;
}

#SendMessage(v_msg, v_wparam, v_lparam) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1539

static VALUE
rwwin_sendmessage(VALUE self, VALUE v_msg, VALUE v_wparam, VALUE v_lparam){
    int r;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    r = rw_call_without_gvl_4(rw->nthread_id, (FARPROC)SendMessage, (ULONG_PTR)rw->hwnd,
            NUM2UINT(v_msg), rw_get_param(v_wparam), rw_get_param(v_lparam));
    return INT2NUM(r);
}

#set_accelerator(v_acceltable) ⇒ Object

Keyborad accelarators



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# File 'ext/rwin/rw_windows.c', line 673

static VALUE
rw_set_accelerator(VALUE self, VALUE v_acceltable){
    int len, i;
    HACCEL haccel = NULL;
    ACCEL *paccel = NULL;
    RwWindow *rw = DATA_PTR(self);
    if (NIL_P(v_acceltable)){
  if(rw->haccel) DestroyAcceleratorTable(rw->haccel);
  rw->haccel = NULL;
  return Qnil;
    }
    if(TYPE(v_acceltable)!=T_ARRAY) rb_raise(rb_eArgError, "Argument must be an Array.");
    len = RARRAY_LEN(v_acceltable);
    if(rw->haccel) DestroyAcceleratorTable(rw->haccel);
    RW_MALLOC(paccel, len*sizeof(ACCEL));
    for(i=0; i<len; i++){
  VALUE v_accel = rb_ary_entry(v_acceltable, i);
  paccel[i].fVirt = FIX2INT(rb_ary_entry(v_accel, 0));
  paccel[i].key = FIX2INT(rb_ary_entry(v_accel, 1));
  paccel[i].cmd = FIX2INT(rb_ary_entry(v_accel, 2));
    }
    haccel = CreateAcceleratorTable(paccel, len);
    if(!haccel) rb_raise(rb_eRuntimeError, "CreateAcceleratorTable faled.");
    rw->haccel = haccel;
    free(paccel);
    return INT2FIX(len);
}

#set_msgtranslator(*args) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 175

static VALUE
rwwin_msgtranslator_set(int argc, VALUE *argv, VALUE self){
    int msg;
    ID callback_id;
    RwBaseHandler *basehandler;
    VALUE v_msg, v_callback, v_template;
    RwMsgHandler *newhandler;
    
    RwWindow *rw = DATA_PTR(self);
    rb_scan_args(argc, argv, "12", &v_msg, &v_callback, &v_template);
    msg = FIX2INT(v_msg);
    callback_id = NIL_P(v_callback) ? Qfalse : rb_to_id(v_callback);
    if(rw->msgfilter) {
  AAnode *ndbase = aaSearch(rw->msgfilter, msg);
  if (ndbase){ /* Node must be empty. */
      rb_raise(rb_eRuntimeError, "Already defined handler for msg: %#x", msg);
  } else {
      newhandler = create_msghandler(callback_id, v_template, Qfalse, Qfalse);
      basehandler = create_basehandler(newhandler, newAAtree(aa_destruct1));
      aaInsert(rw->msgfilter, msg, basehandler);
  }
    } else {
  newhandler = create_msghandler(callback_id, v_template, Qfalse, Qfalse);
  basehandler = create_basehandler(newhandler, newAAtree(aa_destruct1));
  rw->msgfilter = newAAtree(aa_destruct_basehandler);
  aaInsert(rw->msgfilter, msg, basehandler);
    }
    return Qnil;
}

#SetCapture ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1613

static VALUE
rwwin_setcapture(VALUE self){
    HWND hWnd;
    VALUE wobj;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    hWnd = SetCapture(rw->hwnd);
    if(!(wobj = Get_win(hWnd))) wobj = Get_childwin(hWnd);
    return wobj || Qnil; /* return previous captured window */
}

#SetFocus ⇒ Object

API functions



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# File 'ext/rwin/rw_windows.c', line 1484

static VALUE
rwwin_setfocus(VALUE self){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    return SetFocus(rw->hwnd) ? self : Qnil;
}

#SetMenu(v_menu) ⇒ Object

Window functions



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# File 'ext/rwin/rw_resources.c', line 1894

static VALUE
rwwin_setmenu(VALUE self, VALUE v_menu){
    RwMenu *rm;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    if (NIL_P(v_menu)){
  SetMenu(rw->hwnd, NULL);
    } else {
  RwMenu_Data_Get_Struct(v_menu, rm);
  RwCheckResource(rm);
  SetMenu(rw->hwnd, rm->hmenu);
  rm->hwnd = rw->hwnd;
    }
    DrawMenuBar(rw->hwnd);
    return self;
}

#setorder(v_wndafter) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1211

static VALUE
rwwin_setorder(VALUE self, VALUE v_wndafter){
    RwWindow *rwafter;
    HWND hwndafter;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    switch(TYPE(v_wndafter)){
      case T_FIXNUM:
      case T_BIGNUM:
  hwndafter = (HWND)NUM2ULONG_PTR(v_wndafter);
  break;
      default:
  RwWindow_Data_Get_Struct(v_wndafter, rwafter);
  hwndafter = rwafter->hwnd;
    }
    SetWindowPos(rw->hwnd, hwndafter, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);
    return self;
}

#SetWindowLong(v_idx, v_arg) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1566

static VALUE
rwwin_setwndlong(VALUE self, VALUE v_idx, VALUE v_arg){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    if (SetWindowLongPtr(rw->hwnd, FIX2INT(v_idx), NUM2INT(v_arg))) {
  rw_call_without_gvl_7(rw->nthread_id, (FARPROC)SetWindowPos, (ULONG_PTR)rw->hwnd, 0, 0,
            0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_FRAMECHANGED);
  return Qtrue;
    }
    return Qfalse;
}

#SetWindowPos(v_insert_after, v_x, v_y, v_w, v_h, v_flags) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1578

static VALUE
rwwin_setwndpos(VALUE self, VALUE v_insert_after, VALUE v_x, VALUE v_y, VALUE v_w, VALUE v_h, VALUE v_flags){
    int r, insert_after;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    if(rb_typeddata_is_kind_of(v_insert_after, &rwwin_data_type)){
  RwWindow *wn;
  RwWindow_Data_Get_Struct(self, wn);
  RwCheckWindow(wn);
  insert_after = (ULONG_PTR)wn->hwnd;
    } else {
  insert_after = NUM2INT(v_insert_after);
    }
    r = rw_call_without_gvl_7(rw->nthread_id, (FARPROC)SetWindowPos, (ULONG_PTR)rw->hwnd,
            insert_after, FIX2INT(v_x), FIX2INT(v_y), FIX2INT(v_w),
            FIX2INT(v_h), NUM2INT(v_flags));
    return r ? Qtrue : Qnil;
}

#SetWindowSubclass ⇒ Object

hook functions



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# File 'ext/rwin/rw_windows.c', line 1441

static VALUE
rwwin_setsubclass(VALUE self){
    int id;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    id = GetWindowLongPtr(rw->hwnd, GWLP_ID);
    SetWindowSubclass(rw->hwnd, RwSubclassProc, (UINT_PTR)id, (DWORD_PTR)self);
    return self;
}

#ShowWindow(v_flag) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1630

static VALUE
rwwin_showwindow(VALUE self, VALUE v_flag){
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_call_without_gvl_2(rw->nthread_id, (FARPROC)ShowWindow, (ULONG_PTR)rw->hwnd,
        FIX2INT(v_flag));
    return self;
}

#TrackPopupMenu(*args) ⇒ Object 



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# File 'ext/rwin/rw_resources.c', line 1919

static VALUE
rwwin_trackpopupmenu(int argc, VALUE *argv, VALUE self){
    VALUE v_menu, v_x, v_y, v_align, v_exclude;
    int falign, r;
    RwMenu *rm;
    POINT pos;
    TPMPARAMS *lptpm;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rb_scan_args(argc, argv, "32", &v_menu, &v_x, &v_y, &v_align, &v_exclude);
    RwMenu_Data_Get_Struct(v_menu, rm);
    RwCheckResource(rm);
    falign = NIL_P(v_align) ? TPM_LEFTALIGN : FIX2INT(v_align);
    if(NIL_P(v_exclude)){
  lptpm = NULL;
    } else {
  CStructData *cs;
  CStruct_Data_Get_Struct(v_exclude, cs);
  if(cs->dtlen!=sizeof(TPMPARAMS)) {
      rb_raise(rb_eArgError, "last argument size is not  same as TPMPARAMS's");
  }
  lptpm = (TPMPARAMS*)(cs->dtstr + cs->dtoffset);
    }
    pos.x = FIX2INT(v_x);
    pos.y = FIX2INT(v_y);
    ClientToScreen(rw->hwnd, &pos);
    r = TrackPopupMenuEx(rm->hmenu, falign, pos.x, pos.y, rw->hwnd, lptpm);
    return r ? Qtrue : Qfalse;
}

#unregister_event(*args) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 412

static VALUE
rwwin_msgfilter_delete(int argc, VALUE *argv, VALUE self){
    VALUE v_sendto;
    AAnode *node;
    RwBaseHandler *bhandler;
    RwWindow *rw = DATA_PTR(self);
    if (!rw->msgfilter) return Qnil;
    if (argc==1){ // Need to add a case when only one control was given.
  int msg = NUM2INT(argv[0]);
  if (node=aaSearch(rw->msgfilter, msg)){
      RwBaseHandler *bhandler = node->val;
      if(bhandler->handler){
    RwMsgHandler *hd;
    while(hd=bhandler->handler){
        bhandler->handler = delete_msghandler(rw, bhandler->handler, hd->handler_id,
                Qfalse);
        rw->handler_ids = delete_handler_ids(rw->handler_ids, hd->handler_id);
    }
      }
      if(bhandler->senders) aaForeach(bhandler->senders, aa_aa_delete_id_of_senders, rw);
      aaDelete(rw->msgfilter, msg);
      return Qtrue;
  } else {
      return Qnil;
  }
    }
    
    if(argc > 1 && rb_typeddata_is_kind_of(argv[argc-1], &rwwin_data_type)){
  v_sendto = Qnil;
  argc--;
    } else {
  v_sendto = Qfalse;
    }
    if(argc==2){
  if (TYPE(argv[1])==T_STRING){ /* msg, handler_name */
      ID handler_id;
      int msg = FIX2INT(argv[0]);
      node = aaSearch(rw->msgfilter, msg);
      if (!node || !(bhandler=node->val)) return Qnil;
      if (!bhandler->handler) return Qnil;
      handler_id = rb_to_id(argv[1]);
      bhandler->handler = delete_msghandler(rw, bhandler->handler, handler_id, v_sendto);
      if (!bhandler->handler && !bhandler->senders) aaDelete(rw->msgfilter, msg);
  } else { /* idcmd, msg */
      AAnode *nd;
      int etc;
      int msg = FIX2INT(argv[1]);
      node = aaSearch(rw->msgfilter, msg);
      if (!node) return Qnil;
      bhandler = node->val;
      etc = FIX2INT(argv[0]);
      if(!bhandler->senders) return Qnil;
      if(nd = aaSearch(bhandler->senders, etc)){
    aaForeach(nd->val, aa_delete_handler_id, rw);
    aaDelete(bhandler->senders, etc);
      } else {
    return Qfalse;
      }
  }
    } else if(argc==3 || argc==4) { /* 3..4 */
  AAnode *ndsubfilter;
  AAnode *ndsubhandler;
  int etc, submsg;
  int msg = FIX2INT(argv[1]);
  node = aaSearch(rw->msgfilter, msg);
  if (!node) return Qnil;
  bhandler = node->val;
  if(!bhandler->senders){
      rb_raise(rb_eArgError, "MsgTranslator of message:0x%x is not defined", msg);
  }
  etc = FIX2INT(argv[0]);
  submsg = FIX2INT(argv[2]);
  ndsubfilter = aaSearch(bhandler->senders, etc);
  if(!ndsubfilter) return Qnil;
  ndsubhandler = aaSearch(ndsubfilter->val, submsg);
  if (!ndsubhandler || !ndsubhandler->val) return Qnil;
  if(argc==3) {
      aaForeach(ndsubfilter->val, aa_delete_handler_id, rw);
      aaDelete(ndsubfilter->val, submsg);
  } else { /* argc == 4 */
      RwMsgHandler *subhandler = ndsubhandler->val;
      ID sub_id = rb_to_id(argv[3]); //fprintf(stderr, "sub_id=%x\n", sub_id);
      ndsubhandler->val = delete_msghandler(rw, subhandler, sub_id, v_sendto);
  }
    } else {
  rb_raise(rb_eArgError, "argments must be 1..5");
    }
    return Qtrue;
}

#UnregisterHotKey(v_id) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1648

static VALUE
rwwin_unregisterhotkey(VALUE self, VALUE v_id){
    int r;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    r = UnregisterHotKey(rw->hwnd, NUM2INT(v_id));
    return r ? Qtrue : Qfalse;
}

#visible ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1268

static VALUE
rwwin_getvisible(VALUE self){
    int r;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    r = rw_call_without_gvl_1(rw->nthread_id, (FARPROC)IsWindowVisible, (ULONG_PTR)rw->hwnd);
    return r ? Qtrue : Qnil;
}

#visible=(v_flag) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1277

static VALUE
rwwin_setvisible(VALUE self, VALUE v_flag){
    int swvisible;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    switch(TYPE(v_flag)){
      case T_TRUE:
  swvisible = SW_SHOW;
  break;
      case T_FALSE:
  swvisible = SW_HIDE;
  break;
      case T_FIXNUM:
      case T_BIGNUM:
  swvisible = FIX2INT(v_flag);
  break;
      default:
  rb_raise(rb_eTypeError, "Argument must be true or false or Integer");
    }
    rw_call_without_gvl_2(rw->nthread_id, (FARPROC)ShowWindow, (ULONG_PTR)rw->hwnd, swvisible);
    return self;
}

#w ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1364

static VALUE
rwwin_getw(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    GetWindowRect(rw->hwnd, &rc);
    return INT2FIX(rc.right - rc.left);
}

#w=(v_w) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1417

static VALUE
rwwin_setw(VALUE self, VALUE v_w){
    int w, h;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_setxy_core(rw->hwnd, &pt, &w, &h);
    rw_call_without_gvl_6(rw->nthread_id, (FARPROC)MoveWindow, (ULONG_PTR)rw->hwnd,
        pt.x, pt.y, FIX2INT(v_w), h, FALSE);
    return v_w;
}

#windowsize ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1193

static VALUE
rwwin_getwndsize(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    GetWindowRect(rw->hwnd, &rc);
    return rb_ary_new3(2, INT2FIX(rc.right - rc.left), INT2FIX(rc.bottom - rc.top));
}

#x ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1346

static VALUE
rwwin_getx(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_getclientpos_core(rw->hwnd, &rc);
    return INT2FIX(rc.left);
}

#x=(v_x) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1393

static VALUE
rwwin_setx(VALUE self, VALUE v_x){
    int w, h;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_setxy_core(rw->hwnd, &pt, &w, &h);
    rw_call_without_gvl_6(rw->nthread_id, (FARPROC)MoveWindow, (ULONG_PTR)rw->hwnd,
        FIX2INT(v_x), pt.y, w, h, FALSE);
    return v_x;
}

#y ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1355

static VALUE
rwwin_gety(VALUE self){
    RECT rc;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_getclientpos_core(rw->hwnd, &rc);
    return INT2FIX(rc.top);
}

#y=(v_y) ⇒ Object 



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# File 'ext/rwin/rw_windows.c', line 1405

static VALUE
rwwin_sety(VALUE self, VALUE v_y){
    int w, h;
    POINT pt;
    RwWindow *rw = DATA_PTR(self);
    RwCheckWindow(rw);
    rw_setxy_core(rw->hwnd, &pt, &w, &h);
    rw_call_without_gvl_6(rw->nthread_id, (FARPROC)MoveWindow, (ULONG_PTR)rw->hwnd,
        pt.x, FIX2INT(v_y), w, h, FALSE);
    return v_y;
}