Module: ActiveWindowX::Xlib

Defined in:
lib/active_window_x.rb,
ext/active_window_x/xlib.c

Defined Under Namespace

Classes: Display, UnknownDisplayName, XClientMessageClass, XErrorEvent, XEvent, XPropertyEvent

Constant Summary collapse

X = 
INT2NUM(X)
None = 
INT2NUM(None)
ParentRelative = 
INT2NUM(ParentRelative)
CopyFromParent = 
INT2NUM(CopyFromParent)
PointerWindow = 
INT2NUM(PointerWindow)
InputFocus = 
INT2NUM(InputFocus)
PointerRoot = 
INT2NUM(PointerRoot)
AnyPropertyType = 
INT2NUM(AnyPropertyType)
AnyKey = 
INT2NUM(AnyKey)
AnyButton = 
INT2NUM(AnyButton)
AllTemporary = 
INT2NUM(AllTemporary)
CurrentTime = 
INT2NUM(CurrentTime)
NoSymbol = 
INT2NUM(NoSymbol)
NoEventMask = 
INT2NUM(NoEventMask)
KeyPressMask = 
INT2NUM(KeyPressMask)
KeyReleaseMask = 
INT2NUM(KeyReleaseMask)
ButtonPressMask = 
INT2NUM(ButtonPressMask)
ButtonReleaseMask = 
INT2NUM(ButtonReleaseMask)
EnterWindowMask = 
INT2NUM(EnterWindowMask)
LeaveWindowMask = 
INT2NUM(LeaveWindowMask)
PointerMotionMask = 
INT2NUM(PointerMotionMask)
PointerMotionHintMask = 
INT2NUM(PointerMotionHintMask)
ButtonMotionMask = 
INT2NUM(ButtonMotionMask)
KeymapStateMask = 
INT2NUM(KeymapStateMask)
ExposureMask = 
INT2NUM(ExposureMask)
VisibilityChangeMask = 
INT2NUM(VisibilityChangeMask)
StructureNotifyMask = 
INT2NUM(StructureNotifyMask)
ResizeRedirectMask = 
INT2NUM(ResizeRedirectMask)
SubstructureNotifyMask = 
INT2NUM(SubstructureNotifyMask)
SubstructureRedirectMask = 
INT2NUM(SubstructureRedirectMask)
FocusChangeMask = 
INT2NUM(FocusChangeMask)
PropertyChangeMask = 
INT2NUM(PropertyChangeMask)
ColormapChangeMask = 
INT2NUM(ColormapChangeMask)
OwnerGrabButtonMask = 
INT2NUM(OwnerGrabButtonMask)
KeyPress = 
INT2NUM(KeyPress)
KeyRelease = 
INT2NUM(KeyRelease)
ButtonPress = 
INT2NUM(ButtonPress)
ButtonRelease = 
INT2NUM(ButtonRelease)
MotionNotify = 
INT2NUM(MotionNotify)
EnterNotify = 
INT2NUM(EnterNotify)
LeaveNotify = 
INT2NUM(LeaveNotify)
FocusIn = 
INT2NUM(FocusIn)
FocusOut = 
INT2NUM(FocusOut)
KeymapNotify = 
INT2NUM(KeymapNotify)
Expose = 
INT2NUM(Expose)
GraphicsExpose = 
INT2NUM(GraphicsExpose)
NoExpose = 
INT2NUM(NoExpose)
VisibilityNotify = 
INT2NUM(VisibilityNotify)
CreateNotify = 
INT2NUM(CreateNotify)
DestroyNotify = 
INT2NUM(DestroyNotify)
UnmapNotify = 
INT2NUM(UnmapNotify)
MapNotify = 
INT2NUM(MapNotify)
MapRequest = 
INT2NUM(MapRequest)
ReparentNotify = 
INT2NUM(ReparentNotify)
ConfigureNotify = 
INT2NUM(ConfigureNotify)
ConfigureRequest = 
INT2NUM(ConfigureRequest)
GravityNotify = 
INT2NUM(GravityNotify)
ResizeRequest = 
INT2NUM(ResizeRequest)
CirculateNotify = 
INT2NUM(CirculateNotify)
CirculateRequest = 
INT2NUM(CirculateRequest)
PropertyNotify = 
INT2NUM(PropertyNotify)
SelectionClear = 
INT2NUM(SelectionClear)
SelectionRequest = 
INT2NUM(SelectionRequest)
SelectionNotify = 
INT2NUM(SelectionNotify)
ColormapNotify = 
INT2NUM(ColormapNotify)
ClientMessage = 
INT2NUM(ClientMessage)
MappingNotify = 
INT2NUM(MappingNotify)
GenericEvent = 
INT2NUM(GenericEvent)
LASTEvent = 
INT2NUM(LASTEvent)
ShiftMask = 
INT2NUM(ShiftMask)
LockMask = 
INT2NUM(LockMask)
ControlMask = 
INT2NUM(ControlMask)
Mod = 
INT2NUM(Mod)
ShiftMapIndex = 
INT2NUM(ShiftMapIndex)
LockMapIndex = 
INT2NUM(LockMapIndex)
ControlMapIndex = 
INT2NUM(ControlMapIndex)
Button = 
INT2NUM(Button)
AnyModifier = 
INT2NUM(AnyModifier)
NotifyNormal = 
INT2NUM(NotifyNormal)
NotifyGrab = 
INT2NUM(NotifyGrab)
NotifyUngrab = 
INT2NUM(NotifyUngrab)
NotifyWhileGrabbed = 
INT2NUM(NotifyWhileGrabbed)
NotifyHint = 
INT2NUM(NotifyHint)
NotifyAncestor = 
INT2NUM(NotifyAncestor)
NotifyVirtual = 
INT2NUM(NotifyVirtual)
NotifyInferior = 
INT2NUM(NotifyInferior)
NotifyNonlinear = 
INT2NUM(NotifyNonlinear)
NotifyNonlinearVirtual = 
INT2NUM(NotifyNonlinearVirtual)
NotifyPointer = 
INT2NUM(NotifyPointer)
NotifyPointerRoot = 
INT2NUM(NotifyPointerRoot)
NotifyDetailNone = 
INT2NUM(NotifyDetailNone)
VisibilityUnobscured = 
INT2NUM(VisibilityUnobscured)
VisibilityPartiallyObscured = 
INT2NUM(VisibilityPartiallyObscured)
VisibilityFullyObscured = 
INT2NUM(VisibilityFullyObscured)
PlaceOnTop = 
INT2NUM(PlaceOnTop)
PlaceOnBottom = 
INT2NUM(PlaceOnBottom)
FamilyDECnet = 
INT2NUM(FamilyDECnet)
FamilyChaos = 
INT2NUM(FamilyChaos)
FamilyInternet = 
INT2NUM(FamilyInternet)
FamilyServerInterpreted = 
INT2NUM(FamilyServerInterpreted)
PropertyNewValue = 
INT2NUM(PropertyNewValue)
PropertyDelete = 
INT2NUM(PropertyDelete)
ColormapUninstalled = 
INT2NUM(ColormapUninstalled)
ColormapInstalled = 
INT2NUM(ColormapInstalled)
GrabModeSync = 
INT2NUM(GrabModeSync)
GrabModeAsync = 
INT2NUM(GrabModeAsync)
GrabSuccess = 
INT2NUM(GrabSuccess)
AlreadyGrabbed = 
INT2NUM(AlreadyGrabbed)
GrabInvalidTime = 
INT2NUM(GrabInvalidTime)
GrabNotViewable = 
INT2NUM(GrabNotViewable)
GrabFrozen = 
INT2NUM(GrabFrozen)
AsyncPointer = 
INT2NUM(AsyncPointer)
SyncPointer = 
INT2NUM(SyncPointer)
ReplayPointer = 
INT2NUM(ReplayPointer)
AsyncKeyboard = 
INT2NUM(AsyncKeyboard)
SyncKeyboard = 
INT2NUM(SyncKeyboard)
ReplayKeyboard = 
INT2NUM(ReplayKeyboard)
AsyncBoth = 
INT2NUM(AsyncBoth)
SyncBoth = 
INT2NUM(SyncBoth)
RevertToNone = 
INT2NUM(RevertToNone)
RevertToPointerRoot = 
INT2NUM(RevertToPointerRoot)
RevertToParent = 
INT2NUM(RevertToParent)
Success = 
INT2NUM(Success)
BadRequest = 
INT2NUM(BadRequest)
BadValue = 
INT2NUM(BadValue)
BadWindow = 
INT2NUM(BadWindow)
BadPixmap = 
INT2NUM(BadPixmap)
BadAtom = 
INT2NUM(BadAtom)
BadCursor = 
INT2NUM(BadCursor)
BadFont = 
INT2NUM(BadFont)
BadMatch = 
INT2NUM(BadMatch)
BadDrawable = 
INT2NUM(BadDrawable)
BadAccess = 
INT2NUM(BadAccess)
BadAlloc = 
INT2NUM(BadAlloc)
BadColor = 
INT2NUM(BadColor)
BadGC = 
INT2NUM(BadGC)
BadIDChoice = 
INT2NUM(BadIDChoice)
BadName = 
INT2NUM(BadName)
BadLength = 
INT2NUM(BadLength)
BadImplementation = 
INT2NUM(BadImplementation)
FirstExtensionError = 
INT2NUM(FirstExtensionError)
LastExtensionError = 
INT2NUM(LastExtensionError)
InputOutput = 
INT2NUM(InputOutput)
InputOnly = 
INT2NUM(InputOnly)
CWBackPixmap = 
INT2NUM(CWBackPixmap)
CWBackPixel = 
INT2NUM(CWBackPixel)
CWBorderPixmap = 
INT2NUM(CWBorderPixmap)
CWBorderPixel = 
INT2NUM(CWBorderPixel)
CWBitGravity = 
INT2NUM(CWBitGravity)
CWWinGravity = 
INT2NUM(CWWinGravity)
CWBackingStore = 
INT2NUM(CWBackingStore)
CWBackingPlanes = 
INT2NUM(CWBackingPlanes)
CWBackingPixel = 
INT2NUM(CWBackingPixel)
CWOverrideRedirect = 
INT2NUM(CWOverrideRedirect)
CWSaveUnder = 
INT2NUM(CWSaveUnder)
CWEventMask = 
INT2NUM(CWEventMask)
CWDontPropagate = 
INT2NUM(CWDontPropagate)
CWColormap = 
INT2NUM(CWColormap)
CWCursor = 
INT2NUM(CWCursor)
CWX = 
INT2NUM(CWX)
CWY = 
INT2NUM(CWY)
CWWidth = 
INT2NUM(CWWidth)
CWHeight = 
INT2NUM(CWHeight)
CWBorderWidth = 
INT2NUM(CWBorderWidth)
CWSibling = 
INT2NUM(CWSibling)
CWStackMode = 
INT2NUM(CWStackMode)
ForgetGravity = 
INT2NUM(ForgetGravity)
NorthWestGravity = 
INT2NUM(NorthWestGravity)
NorthGravity = 
INT2NUM(NorthGravity)
NorthEastGravity = 
INT2NUM(NorthEastGravity)
WestGravity = 
INT2NUM(WestGravity)
CenterGravity = 
INT2NUM(CenterGravity)
EastGravity = 
INT2NUM(EastGravity)
SouthWestGravity = 
INT2NUM(SouthWestGravity)
SouthGravity = 
INT2NUM(SouthGravity)
SouthEastGravity = 
INT2NUM(SouthEastGravity)
StaticGravity = 
INT2NUM(StaticGravity)
UnmapGravity = 
INT2NUM(UnmapGravity)
NotUseful = 
INT2NUM(NotUseful)
WhenMapped = 
INT2NUM(WhenMapped)
Always = 
INT2NUM(Always)
IsUnmapped = 
INT2NUM(IsUnmapped)
IsUnviewable = 
INT2NUM(IsUnviewable)
IsViewable = 
INT2NUM(IsViewable)
SetModeInsert = 
INT2NUM(SetModeInsert)
SetModeDelete = 
INT2NUM(SetModeDelete)
DestroyAll = 
INT2NUM(DestroyAll)
RetainPermanent = 
INT2NUM(RetainPermanent)
RetainTemporary = 
INT2NUM(RetainTemporary)
Above = 
INT2NUM(Above)
Below = 
INT2NUM(Below)
TopIf = 
INT2NUM(TopIf)
BottomIf = 
INT2NUM(BottomIf)
Opposite = 
INT2NUM(Opposite)
RaiseLowest = 
INT2NUM(RaiseLowest)
LowerHighest = 
INT2NUM(LowerHighest)
PropModeReplace = 
INT2NUM(PropModeReplace)
PropModePrepend = 
INT2NUM(PropModePrepend)
PropModeAppend = 
INT2NUM(PropModeAppend)
GXand = 
INT2NUM(GXand)
GXandReverse = 
INT2NUM(GXandReverse)
GXcopy = 
INT2NUM(GXcopy)
GXandInverted = 
INT2NUM(GXandInverted)
GXxor = 
INT2NUM(GXxor)
GXor = 
INT2NUM(GXor)
GXnor = 
INT2NUM(GXnor)
GXequiv = 
INT2NUM(GXequiv)
GXinvert = 
INT2NUM(GXinvert)
GXorReverse = 
INT2NUM(GXorReverse)
GXcopyInverted = 
INT2NUM(GXcopyInverted)
GXorInverted = 
INT2NUM(GXorInverted)
GXnand = 
INT2NUM(GXnand)
GXset = 
INT2NUM(GXset)
LineSolid = 
INT2NUM(LineSolid)
LineOnOffDash = 
INT2NUM(LineOnOffDash)
LineDoubleDash = 
INT2NUM(LineDoubleDash)
CapNotLast = 
INT2NUM(CapNotLast)
CapButt = 
INT2NUM(CapButt)
CapRound = 
INT2NUM(CapRound)
CapProjecting = 
INT2NUM(CapProjecting)
JoinMiter = 
INT2NUM(JoinMiter)
JoinRound = 
INT2NUM(JoinRound)
JoinBevel = 
INT2NUM(JoinBevel)
FillSolid = 
INT2NUM(FillSolid)
FillTiled = 
INT2NUM(FillTiled)
FillStippled = 
INT2NUM(FillStippled)
FillOpaqueStippled = 
INT2NUM(FillOpaqueStippled)
EvenOddRule = 
INT2NUM(EvenOddRule)
WindingRule = 
INT2NUM(WindingRule)
ClipByChildren = 
INT2NUM(ClipByChildren)
IncludeInferiors = 
INT2NUM(IncludeInferiors)
Unsorted = 
INT2NUM(Unsorted)
YSorted = 
INT2NUM(YSorted)
YXSorted = 
INT2NUM(YXSorted)
YXBanded = 
INT2NUM(YXBanded)
CoordModeOrigin = 
INT2NUM(CoordModeOrigin)
CoordModePrevious = 
INT2NUM(CoordModePrevious)
Complex = 
INT2NUM(Complex)
Nonconvex = 
INT2NUM(Nonconvex)
Convex = 
INT2NUM(Convex)
ArcChord = 
INT2NUM(ArcChord)
ArcPieSlice = 
INT2NUM(ArcPieSlice)
GCFunction = 
INT2NUM(GCFunction)
GCPlaneMask = 
INT2NUM(GCPlaneMask)
GCForeground = 
INT2NUM(GCForeground)
GCBackground = 
INT2NUM(GCBackground)
GCLineWidth = 
INT2NUM(GCLineWidth)
GCLineStyle = 
INT2NUM(GCLineStyle)
GCCapStyle = 
INT2NUM(GCCapStyle)
GCJoinStyle = 
INT2NUM(GCJoinStyle)
GCFillStyle = 
INT2NUM(GCFillStyle)
GCFillRule = 
INT2NUM(GCFillRule)
GCTile = 
INT2NUM(GCTile)
GCStipple = 
INT2NUM(GCStipple)
GCTileStipXOrigin = 
INT2NUM(GCTileStipXOrigin)
GCTileStipYOrigin = 
INT2NUM(GCTileStipYOrigin)
GCFont = 
INT2NUM(GCFont)
GCSubwindowMode = 
INT2NUM(GCSubwindowMode)
GCGraphicsExposures = 
INT2NUM(GCGraphicsExposures)
GCClipXOrigin = 
INT2NUM(GCClipXOrigin)
GCClipYOrigin = 
INT2NUM(GCClipYOrigin)
GCClipMask = 
INT2NUM(GCClipMask)
GCDashOffset = 
INT2NUM(GCDashOffset)
GCDashList = 
INT2NUM(GCDashList)
GCArcMode = 
INT2NUM(GCArcMode)
GCLastBit = 
INT2NUM(GCLastBit)
FontLeftToRight = 
INT2NUM(FontLeftToRight)
FontRightToLeft = 
INT2NUM(FontRightToLeft)
FontChange = 
INT2NUM(FontChange)
XYBitmap = 
INT2NUM(XYBitmap)
XYPixmap = 
INT2NUM(XYPixmap)
ZPixmap = 
INT2NUM(ZPixmap)
AllocNone = 
INT2NUM(AllocNone)
AllocAll = 
INT2NUM(AllocAll)
DoRed = 
INT2NUM(DoRed)
DoGreen = 
INT2NUM(DoGreen)
DoBlue = 
INT2NUM(DoBlue)
CursorShape = 
INT2NUM(CursorShape)
TileShape = 
INT2NUM(TileShape)
StippleShape = 
INT2NUM(StippleShape)
AutoRepeatModeOff = 
INT2NUM(AutoRepeatModeOff)
AutoRepeatModeOn = 
INT2NUM(AutoRepeatModeOn)
AutoRepeatModeDefault = 
INT2NUM(AutoRepeatModeDefault)
LedModeOff = 
INT2NUM(LedModeOff)
LedModeOn = 
INT2NUM(LedModeOn)
KBKeyClickPercent = 
INT2NUM(KBKeyClickPercent)
KBBellPercent = 
INT2NUM(KBBellPercent)
KBBellPitch = 
INT2NUM(KBBellPitch)
KBBellDuration = 
INT2NUM(KBBellDuration)
KBLed = 
INT2NUM(KBLed)
KBLedMode = 
INT2NUM(KBLedMode)
KBKey = 
INT2NUM(KBKey)
KBAutoRepeatMode = 
INT2NUM(KBAutoRepeatMode)
MappingSuccess = 
INT2NUM(MappingSuccess)
MappingBusy = 
INT2NUM(MappingBusy)
MappingFailed = 
INT2NUM(MappingFailed)
MappingModifier = 
INT2NUM(MappingModifier)
MappingKeyboard = 
INT2NUM(MappingKeyboard)
MappingPointer = 
INT2NUM(MappingPointer)
DontPreferBlanking = 
INT2NUM(DontPreferBlanking)
PreferBlanking = 
INT2NUM(PreferBlanking)
DefaultBlanking = 
INT2NUM(DefaultBlanking)
DisableScreenSaver = 
INT2NUM(DisableScreenSaver)
DisableScreenInterval = 
INT2NUM(DisableScreenInterval)
DontAllowExposures = 
INT2NUM(DontAllowExposures)
AllowExposures = 
INT2NUM(AllowExposures)
DefaultExposures = 
INT2NUM(DefaultExposures)
ScreenSaverReset = 
INT2NUM(ScreenSaverReset)
ScreenSaverActive = 
INT2NUM(ScreenSaverActive)
HostInsert = 
INT2NUM(HostInsert)
HostDelete = 
INT2NUM(HostDelete)
EnableAccess = 
INT2NUM(EnableAccess)
DisableAccess = 
INT2NUM(DisableAccess)
StaticGray = 
INT2NUM(StaticGray)
GrayScale = 
INT2NUM(GrayScale)
StaticColor = 
INT2NUM(StaticColor)
PseudoColor = 
INT2NUM(PseudoColor)
TrueColor = 
INT2NUM(TrueColor)
DirectColor = 
INT2NUM(DirectColor)
LSBFirst = 
INT2NUM(LSBFirst)
MSBFirst = 
INT2NUM(MSBFirst)

Class Method Summary collapse

Class Method Details

.connection_number(display_obj) ⇒ Object

ConnectionNumber



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# File 'ext/active_window_x/xlib.c', line 139

VALUE xlib_connection_number(VALUE self, VALUE display_obj) {
  Display* display;
  GetDisplay(display_obj, display);
  return INT2FIX(ConnectionNumber(display));
}

.default_root_window(d) ⇒ Object

DefaultRootWindow



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# File 'ext/active_window_x/xlib.c', line 127

VALUE xlib_default_root_window(VALUE self, VALUE d) {
  Display* display;
  Window root;

  GetDisplay(d, display);

  root = DefaultRootWindow(display);

  return root == None ? Qnil : ULONG2NUM(root);
}

.x_close_display(display_obj) ⇒ Object

XCloseDisplay



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# File 'ext/active_window_x/xlib.c', line 67

VALUE xlib_x_close_display(VALUE self, VALUE display_obj) {
  Display* d;
  int i;
  GetDisplay(display_obj, d);
  i = XCloseDisplay(d);
  raise_if_xerror_occurred();
  return INT2FIX(i);
}

.x_get_atom_name(d, atom_obj) ⇒ Object

XGetAtomName



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# File 'ext/active_window_x/xlib.c', line 163

static VALUE xlib_x_get_atom_name(VALUE self, VALUE d, VALUE atom_obj){
  Display* display;
  Atom atom;
  char *name;
  VALUE r;

  GetDisplay(d, display);
  atom = NUM2ULONG(atom_obj);

  name = XGetAtomName(display, atom);
  raise_if_xerror_occurred();

  if(name == NULL) {
    r = Qnil;
  } else {
    r = rb_str_new2(name);
    XFree(name);
  }
  return r;
}

.x_get_input_focus(display_obj) ⇒ Object

XGetInputFocus



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# File 'ext/active_window_x/xlib.c', line 77

VALUE xlib_x_get_input_focus(VALUE self, VALUE display_obj) {
  Display* d;
  Window window;
  int revert_to;
  VALUE arr_obj;

  GetDisplay(display_obj, d);
  XGetInputFocus(d, &window, &revert_to);
  raise_if_xerror_occurred();

  arr_obj = rb_ary_new2(2L);
  rb_ary_push(arr_obj, window == None ? Qnil : ULONG2NUM((unsigned long) window));
  rb_ary_push(arr_obj, INT2FIX(revert_to));

  return arr_obj;
}

.x_get_window_property(display_obj, w_obj, property_obj, long_offset_obj, long_length_obj, delete_obj, req_type_obj) ⇒ Object

XGetWindowProperty



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# File 'ext/active_window_x/xlib.c', line 185

static VALUE xlib_x_get_window_property(VALUE self, VALUE display_obj, VALUE w_obj,
                                        VALUE property_obj, VALUE long_offset_obj,
                                        VALUE long_length_obj, VALUE delete_obj,
                                        VALUE req_type_obj){
  Display* display;
  Window w;
  Atom property;
  long long_offset, long_length;
  Bool delete;
  Atom req_type;
  Atom actual_type_return;
  int actual_format_return;
  unsigned long nitems_return;
  unsigned long bytes_after_return;
  unsigned char *prop_return;
  int result, prop_size, nbytes;
  VALUE ary, prop;

  GetDisplay(display_obj, display);
  w = (Window) NUM2ULONG(w_obj);
  property = (Atom) NUM2ULONG(property_obj);
  long_offset = NUM2LONG(long_offset_obj);
  long_length = NUM2LONG(long_length_obj);
  delete = (delete_obj == Qfalse || delete_obj == Qnil) ? False : True;
  req_type = (Atom) NUM2ULONG(req_type_obj);

  result = XGetWindowProperty(display, w, property, long_offset, long_length, delete,
                              req_type,
                              &actual_type_return, &actual_format_return,
                              &nitems_return, &bytes_after_return, &prop_return);
  raise_if_xerror_occurred();
  if (result != Success)
    rb_raise(rb_eRuntimeError, "XGetWindowProperty faild");

  if (prop_return == NULL) {
    prop = Qnil;
  } else {
    // get nbytes (reffer to Get_Window_Property_Data_And_Type of xprop)
    switch (actual_format_return) {
    case 32 : nbytes = sizeof(long); break;
    case 16 : nbytes = 2; break;
    case 8 : nbytes = 1; break;
    case 0 : nbytes = 0; break;
    default: rb_raise(rb_eRuntimeError,
                      "Unexpected actual_format_return(%d) on XGetWindowProperty",
                      actual_format_return);
    }
    prop_size = nbytes * nitems_return;
    prop = rb_str_new((const char*) prop_return, prop_size);
    XFree(prop_return);
  }

  ary = rb_ary_new2(5L);
  rb_ary_push(ary, ULONG2NUM(actual_type_return));
  rb_ary_push(ary, INT2FIX(actual_format_return));
  rb_ary_push(ary, LONG2NUM(nitems_return));
  rb_ary_push(ary, LONG2NUM(bytes_after_return));
  rb_ary_push(ary, prop);

  return ary;
}

.x_intern_atom(d, name_obj, b) ⇒ Object

XInternAtom



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# File 'ext/active_window_x/xlib.c', line 146

static VALUE xlib_x_intern_atom(VALUE self, VALUE d, VALUE name_obj, VALUE b) {
  Display* display;
  Atom atom;
  char *name;
  Bool bool;

  GetDisplay(d, display);
  name = StringValuePtr(name_obj);
  bool = (b == Qfalse || b == Qnil) ? False : True;

  atom = XInternAtom(display, name, bool);
  raise_if_xerror_occurred();

  return atom == None ? Qnil : ULONG2NUM((unsigned long) atom);
}

.x_list_properties(display_obj, w_obj) ⇒ Object 



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# File 'ext/active_window_x/xlib.c', line 247

VALUE xlib_x_list_properties(VALUE self, VALUE display_obj, VALUE w_obj) {
  Display *display;
  Window w;
  int num_prop_return;
  Atom *result;
  int i;
  VALUE ary;

  GetDisplay(display_obj, display);
  w = (Window) NUM2ULONG(w_obj);

  result = XListProperties(display, w, &num_prop_return);
  raise_if_xerror_occurred();
  if (result == NULL) {
    ary = Qnil;
  }else{
    ary = rb_ary_new2(num_prop_return);
    for(i=0; i<num_prop_return; i++){
      rb_ary_push(ary, result[i] == None ? Qnil : ULONG2NUM(result[i]));
    }
    XFree(result);
  }

  return ary;
}

.x_next_event(display_obj) ⇒ Object 



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# File 'ext/active_window_x/xlib.c', line 324

VALUE xlib_x_next_event(VALUE self, VALUE display_obj) {
  Display *display;
  XEvent *event_return;

  GetDisplay(display_obj, display);
  event_return = ALLOC(XEvent);

  XNextEvent(display, event_return);

  return x_event_new(event_return);
}

.x_open_display(name_obj) ⇒ Object

XOpenDisplay



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# File 'ext/active_window_x/xlib.c', line 49

VALUE xlib_x_open_display(VALUE self, VALUE name_obj) {
  const char* name;
  Display* d;
  if (TYPE(name_obj) == T_NIL){
    name = NULL;
  }else{
    name = (const char*) StringValuePtr(name_obj);
  }
  d = XOpenDisplay(name);

  if (d == NULL) {
    rb_raise(unknown_display_name_class, "invalid name: %s", name);
    return Qnil;
  }
  return Data_Wrap_Struct(display_class, 0, 0, d);
}

.x_pending(display_obj) ⇒ Object 



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# File 'ext/active_window_x/xlib.c', line 336

VALUE xlib_x_pending(VALUE self, VALUE display_obj) {
  Display *display;
  GetDisplay(display_obj, display);
  return INT2FIX(XPending(display));
}

.x_query_tree(d, w) ⇒ Object

XQueryTree



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# File 'ext/active_window_x/xlib.c', line 95

VALUE xlib_x_query_tree(VALUE self, VALUE d, VALUE w){
  Display* display;
  Window window;
  Window root;
  Window parent;
  Window* children;
  unsigned int nchildren, i;
  VALUE arr_obj, children_obj;

  GetDisplay(d, display);
  window = NUM2ULONG(w);

  i = XQueryTree(display, window, &root, &parent, &children, &nchildren);
  raise_if_xerror_occurred();
  if(i == 0) rb_raise(rb_eRuntimeError, "XQueryTree fail");

  children_obj = rb_ary_new2(nchildren);
  for(i=0; i < nchildren; i++){
    rb_ary_push(children_obj, ULONG2NUM((unsigned long) children[i]));
  }

  arr_obj = rb_ary_new2(3L);
  rb_ary_push(arr_obj, root == None ? Qnil : ULONG2NUM((unsigned long) root));
  rb_ary_push(arr_obj, parent == None ? Qnil : ULONG2NUM((unsigned long) parent));
  rb_ary_push(arr_obj, children_obj);

  if(children != NULL) XFree(children);

  return arr_obj;
}

.x_select_input(display_obj, w_obj, event_mask_obj) ⇒ Object 



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# File 'ext/active_window_x/xlib.c', line 273

VALUE xlib_x_select_input(VALUE self, VALUE display_obj, VALUE w_obj, VALUE event_mask_obj){
  Display *display;
  Window w;
  long event_mask;
  int result;

  GetDisplay(display_obj, display);
  w = (Window) NUM2ULONG(w_obj);
  event_mask = NUM2LONG(event_mask_obj);

  result = XSelectInput(display, w, event_mask);
  raise_if_xerror_occurred();

  return INT2NUM(result);
}

.x_set_wm_protocols(display_obj, w_obj, atom_ary_obj) ⇒ Object 



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# File 'ext/active_window_x/xlib.c', line 342

VALUE xlib_x_set_wm_protocols(VALUE self, VALUE display_obj, VALUE w_obj,
                              VALUE atom_ary_obj) {
  Display *display;
  Window w;
  Atom *atom_ary;
  int count, s, i;

  GetDisplay(display_obj, display);
  count = RARRAY_LEN(atom_ary_obj);
  atom_ary = ALLOC_N(Atom, count);
  for (i=0; i<count; i++)
    atom_ary[i] = RARRAY_PTR(atom_ary_obj)[i];

  w = (Window) NUM2ULONG(w_obj);

  s = XSetWMProtocols(display, w, atom_ary, count);
  raise_if_xerror_occurred();
  if (s != Success) rb_raise(rb_eRuntimeError, "XSetWMProtocols faild");

  return INT2FIX(s);
}