diff options
Diffstat (limited to 'Mac/Modules/drag/_Dragmodule.c')
-rw-r--r-- | Mac/Modules/drag/_Dragmodule.c | 1012 |
1 files changed, 1012 insertions, 0 deletions
diff --git a/Mac/Modules/drag/_Dragmodule.c b/Mac/Modules/drag/_Dragmodule.c new file mode 100644 index 0000000..877854f --- /dev/null +++ b/Mac/Modules/drag/_Dragmodule.c @@ -0,0 +1,1012 @@ + +/* ========================== Module _Drag ========================== */ + +#include "Python.h" + + + +#include "macglue.h" +#include "pymactoolbox.h" + +/* Macro to test whether a weak-loaded CFM function exists */ +#define PyMac_PRECHECK(rtn) do { if ( &rtn == NULL ) {\ + PyErr_SetString(PyExc_NotImplementedError, \ + "Not available in this shared library/OS version"); \ + return NULL; \ + }} while(0) + + +#ifdef WITHOUT_FRAMEWORKS +#include <Drag.h> +#else +#include <Carbon/Carbon.h> +#endif + +/* Callback glue routines */ +DragTrackingHandlerUPP dragglue_TrackingHandlerUPP; +DragReceiveHandlerUPP dragglue_ReceiveHandlerUPP; +DragSendDataUPP dragglue_SendDataUPP; +#if 0 +DragInputUPP dragglue_InputUPP; +DragDrawingUPP dragglue_DrawingUPP; +#endif + +#ifdef USE_TOOLBOX_OBJECT_GLUE +extern PyObject *_DragObj_New(DragRef); +extern int _DragObj_Convert(PyObject *, DragRef *); + +#define DragObj_New _DragObj_New +#define DragObj_Convert _DragObj_Convert +#endif + +static PyObject *Drag_Error; + +/* ---------------------- Object type DragObj ----------------------- */ + +PyTypeObject DragObj_Type; + +#define DragObj_Check(x) ((x)->ob_type == &DragObj_Type) + +typedef struct DragObjObject { + PyObject_HEAD + DragRef ob_itself; + PyObject *sendproc; +} DragObjObject; + +PyObject *DragObj_New(DragRef itself) +{ + DragObjObject *it; + if (itself == NULL) { + PyErr_SetString(Drag_Error,"Cannot create null Drag"); + return NULL; + } + it = PyObject_NEW(DragObjObject, &DragObj_Type); + if (it == NULL) return NULL; + it->ob_itself = itself; + it->sendproc = NULL; + return (PyObject *)it; +} +DragObj_Convert(PyObject *v, DragRef *p_itself) +{ + if (!DragObj_Check(v)) + { + PyErr_SetString(PyExc_TypeError, "DragObj required"); + return 0; + } + *p_itself = ((DragObjObject *)v)->ob_itself; + return 1; +} + +static void DragObj_dealloc(DragObjObject *self) +{ + Py_XDECREF(self->sendproc); + PyMem_DEL(self); +} + +static PyObject *DragObj_DisposeDrag(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = DisposeDrag(_self->ob_itself); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_AddDragItemFlavor(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + FlavorType theType; + char *dataPtr__in__; + long dataPtr__len__; + int dataPtr__in_len__; + FlavorFlags theFlags; + if (!PyArg_ParseTuple(_args, "lO&z#l", + &theItemRef, + PyMac_GetOSType, &theType, + &dataPtr__in__, &dataPtr__in_len__, + &theFlags)) + return NULL; + dataPtr__len__ = dataPtr__in_len__; + _err = AddDragItemFlavor(_self->ob_itself, + theItemRef, + theType, + dataPtr__in__, dataPtr__len__, + theFlags); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + dataPtr__error__: ; + return _res; +} + +static PyObject *DragObj_SetDragItemFlavorData(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + FlavorType theType; + char *dataPtr__in__; + long dataPtr__len__; + int dataPtr__in_len__; + UInt32 dataOffset; + if (!PyArg_ParseTuple(_args, "lO&z#l", + &theItemRef, + PyMac_GetOSType, &theType, + &dataPtr__in__, &dataPtr__in_len__, + &dataOffset)) + return NULL; + dataPtr__len__ = dataPtr__in_len__; + _err = SetDragItemFlavorData(_self->ob_itself, + theItemRef, + theType, + dataPtr__in__, dataPtr__len__, + dataOffset); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + dataPtr__error__: ; + return _res; +} + +static PyObject *DragObj_SetDragImage(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + PixMapHandle imagePixMap; + RgnHandle imageRgn; + Point imageOffsetPt; + DragImageFlags theImageFlags; + if (!PyArg_ParseTuple(_args, "O&O&O&l", + ResObj_Convert, &imagePixMap, + ResObj_Convert, &imageRgn, + PyMac_GetPoint, &imageOffsetPt, + &theImageFlags)) + return NULL; + _err = SetDragImage(_self->ob_itself, + imagePixMap, + imageRgn, + imageOffsetPt, + theImageFlags); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_ChangeDragBehaviors(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + DragBehaviors inBehaviorsToSet; + DragBehaviors inBehaviorsToClear; + if (!PyArg_ParseTuple(_args, "ll", + &inBehaviorsToSet, + &inBehaviorsToClear)) + return NULL; + _err = ChangeDragBehaviors(_self->ob_itself, + inBehaviorsToSet, + inBehaviorsToClear); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_TrackDrag(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + EventRecord theEvent; + RgnHandle theRegion; + if (!PyArg_ParseTuple(_args, "O&O&", + PyMac_GetEventRecord, &theEvent, + ResObj_Convert, &theRegion)) + return NULL; + _err = TrackDrag(_self->ob_itself, + &theEvent, + theRegion); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_CountDragItems(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + UInt16 numItems; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = CountDragItems(_self->ob_itself, + &numItems); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("H", + numItems); + return _res; +} + +static PyObject *DragObj_GetDragItemReferenceNumber(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + UInt16 index; + ItemReference theItemRef; + if (!PyArg_ParseTuple(_args, "H", + &index)) + return NULL; + _err = GetDragItemReferenceNumber(_self->ob_itself, + index, + &theItemRef); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("l", + theItemRef); + return _res; +} + +static PyObject *DragObj_CountDragItemFlavors(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + UInt16 numFlavors; + if (!PyArg_ParseTuple(_args, "l", + &theItemRef)) + return NULL; + _err = CountDragItemFlavors(_self->ob_itself, + theItemRef, + &numFlavors); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("H", + numFlavors); + return _res; +} + +static PyObject *DragObj_GetFlavorType(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + UInt16 index; + FlavorType theType; + if (!PyArg_ParseTuple(_args, "lH", + &theItemRef, + &index)) + return NULL; + _err = GetFlavorType(_self->ob_itself, + theItemRef, + index, + &theType); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&", + PyMac_BuildOSType, theType); + return _res; +} + +static PyObject *DragObj_GetFlavorFlags(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + FlavorType theType; + FlavorFlags theFlags; + if (!PyArg_ParseTuple(_args, "lO&", + &theItemRef, + PyMac_GetOSType, &theType)) + return NULL; + _err = GetFlavorFlags(_self->ob_itself, + theItemRef, + theType, + &theFlags); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("l", + theFlags); + return _res; +} + +static PyObject *DragObj_GetFlavorDataSize(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + FlavorType theType; + Size dataSize; + if (!PyArg_ParseTuple(_args, "lO&", + &theItemRef, + PyMac_GetOSType, &theType)) + return NULL; + _err = GetFlavorDataSize(_self->ob_itself, + theItemRef, + theType, + &dataSize); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("l", + dataSize); + return _res; +} + +static PyObject *DragObj_GetFlavorData(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + FlavorType theType; + char *dataPtr__out__; + long dataPtr__len__; + int dataPtr__in_len__; + UInt32 dataOffset; + if (!PyArg_ParseTuple(_args, "lO&il", + &theItemRef, + PyMac_GetOSType, &theType, + &dataPtr__in_len__, + &dataOffset)) + return NULL; + if ((dataPtr__out__ = malloc(dataPtr__in_len__)) == NULL) + { + PyErr_NoMemory(); + goto dataPtr__error__; + } + dataPtr__len__ = dataPtr__in_len__; + _err = GetFlavorData(_self->ob_itself, + theItemRef, + theType, + dataPtr__out__, &dataPtr__len__, + dataOffset); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("s#", + dataPtr__out__, (int)dataPtr__len__); + free(dataPtr__out__); + dataPtr__error__: ; + return _res; +} + +static PyObject *DragObj_GetDragItemBounds(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + Rect itemBounds; + if (!PyArg_ParseTuple(_args, "l", + &theItemRef)) + return NULL; + _err = GetDragItemBounds(_self->ob_itself, + theItemRef, + &itemBounds); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&", + PyMac_BuildRect, &itemBounds); + return _res; +} + +static PyObject *DragObj_SetDragItemBounds(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + ItemReference theItemRef; + Rect itemBounds; + if (!PyArg_ParseTuple(_args, "lO&", + &theItemRef, + PyMac_GetRect, &itemBounds)) + return NULL; + _err = SetDragItemBounds(_self->ob_itself, + theItemRef, + &itemBounds); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_GetDropLocation(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + AEDesc dropLocation; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = GetDropLocation(_self->ob_itself, + &dropLocation); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&", + AEDesc_New, &dropLocation); + return _res; +} + +static PyObject *DragObj_SetDropLocation(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + AEDesc dropLocation; + if (!PyArg_ParseTuple(_args, "O&", + AEDesc_Convert, &dropLocation)) + return NULL; + _err = SetDropLocation(_self->ob_itself, + &dropLocation); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_GetDragAttributes(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + DragAttributes flags; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = GetDragAttributes(_self->ob_itself, + &flags); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("l", + flags); + return _res; +} + +static PyObject *DragObj_GetDragMouse(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + Point mouse; + Point globalPinnedMouse; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = GetDragMouse(_self->ob_itself, + &mouse, + &globalPinnedMouse); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&O&", + PyMac_BuildPoint, mouse, + PyMac_BuildPoint, globalPinnedMouse); + return _res; +} + +static PyObject *DragObj_SetDragMouse(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + Point globalPinnedMouse; + if (!PyArg_ParseTuple(_args, "O&", + PyMac_GetPoint, &globalPinnedMouse)) + return NULL; + _err = SetDragMouse(_self->ob_itself, + globalPinnedMouse); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_GetDragOrigin(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + Point globalInitialMouse; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = GetDragOrigin(_self->ob_itself, + &globalInitialMouse); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&", + PyMac_BuildPoint, globalInitialMouse); + return _res; +} + +static PyObject *DragObj_GetDragModifiers(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + SInt16 modifiers; + SInt16 mouseDownModifiers; + SInt16 mouseUpModifiers; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = GetDragModifiers(_self->ob_itself, + &modifiers, + &mouseDownModifiers, + &mouseUpModifiers); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("hhh", + modifiers, + mouseDownModifiers, + mouseUpModifiers); + return _res; +} + +static PyObject *DragObj_ShowDragHilite(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + RgnHandle hiliteFrame; + Boolean inside; + if (!PyArg_ParseTuple(_args, "O&b", + ResObj_Convert, &hiliteFrame, + &inside)) + return NULL; + _err = ShowDragHilite(_self->ob_itself, + hiliteFrame, + inside); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_HideDragHilite(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = HideDragHilite(_self->ob_itself); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_DragPreScroll(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + SInt16 dH; + SInt16 dV; + if (!PyArg_ParseTuple(_args, "hh", + &dH, + &dV)) + return NULL; + _err = DragPreScroll(_self->ob_itself, + dH, + dV); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_DragPostScroll(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = DragPostScroll(_self->ob_itself); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *DragObj_UpdateDragHilite(DragObjObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + RgnHandle updateRgn; + if (!PyArg_ParseTuple(_args, "O&", + ResObj_Convert, &updateRgn)) + return NULL; + _err = UpdateDragHilite(_self->ob_itself, + updateRgn); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyMethodDef DragObj_methods[] = { + {"DisposeDrag", (PyCFunction)DragObj_DisposeDrag, 1, + "() -> None"}, + {"AddDragItemFlavor", (PyCFunction)DragObj_AddDragItemFlavor, 1, + "(ItemReference theItemRef, FlavorType theType, Buffer dataPtr, FlavorFlags theFlags) -> None"}, + {"SetDragItemFlavorData", (PyCFunction)DragObj_SetDragItemFlavorData, 1, + "(ItemReference theItemRef, FlavorType theType, Buffer dataPtr, UInt32 dataOffset) -> None"}, + {"SetDragImage", (PyCFunction)DragObj_SetDragImage, 1, + "(PixMapHandle imagePixMap, RgnHandle imageRgn, Point imageOffsetPt, DragImageFlags theImageFlags) -> None"}, + {"ChangeDragBehaviors", (PyCFunction)DragObj_ChangeDragBehaviors, 1, + "(DragBehaviors inBehaviorsToSet, DragBehaviors inBehaviorsToClear) -> None"}, + {"TrackDrag", (PyCFunction)DragObj_TrackDrag, 1, + "(EventRecord theEvent, RgnHandle theRegion) -> None"}, + {"CountDragItems", (PyCFunction)DragObj_CountDragItems, 1, + "() -> (UInt16 numItems)"}, + {"GetDragItemReferenceNumber", (PyCFunction)DragObj_GetDragItemReferenceNumber, 1, + "(UInt16 index) -> (ItemReference theItemRef)"}, + {"CountDragItemFlavors", (PyCFunction)DragObj_CountDragItemFlavors, 1, + "(ItemReference theItemRef) -> (UInt16 numFlavors)"}, + {"GetFlavorType", (PyCFunction)DragObj_GetFlavorType, 1, + "(ItemReference theItemRef, UInt16 index) -> (FlavorType theType)"}, + {"GetFlavorFlags", (PyCFunction)DragObj_GetFlavorFlags, 1, + "(ItemReference theItemRef, FlavorType theType) -> (FlavorFlags theFlags)"}, + {"GetFlavorDataSize", (PyCFunction)DragObj_GetFlavorDataSize, 1, + "(ItemReference theItemRef, FlavorType theType) -> (Size dataSize)"}, + {"GetFlavorData", (PyCFunction)DragObj_GetFlavorData, 1, + "(ItemReference theItemRef, FlavorType theType, Buffer dataPtr, UInt32 dataOffset) -> (Buffer dataPtr)"}, + {"GetDragItemBounds", (PyCFunction)DragObj_GetDragItemBounds, 1, + "(ItemReference theItemRef) -> (Rect itemBounds)"}, + {"SetDragItemBounds", (PyCFunction)DragObj_SetDragItemBounds, 1, + "(ItemReference theItemRef, Rect itemBounds) -> None"}, + {"GetDropLocation", (PyCFunction)DragObj_GetDropLocation, 1, + "() -> (AEDesc dropLocation)"}, + {"SetDropLocation", (PyCFunction)DragObj_SetDropLocation, 1, + "(AEDesc dropLocation) -> None"}, + {"GetDragAttributes", (PyCFunction)DragObj_GetDragAttributes, 1, + "() -> (DragAttributes flags)"}, + {"GetDragMouse", (PyCFunction)DragObj_GetDragMouse, 1, + "() -> (Point mouse, Point globalPinnedMouse)"}, + {"SetDragMouse", (PyCFunction)DragObj_SetDragMouse, 1, + "(Point globalPinnedMouse) -> None"}, + {"GetDragOrigin", (PyCFunction)DragObj_GetDragOrigin, 1, + "() -> (Point globalInitialMouse)"}, + {"GetDragModifiers", (PyCFunction)DragObj_GetDragModifiers, 1, + "() -> (SInt16 modifiers, SInt16 mouseDownModifiers, SInt16 mouseUpModifiers)"}, + {"ShowDragHilite", (PyCFunction)DragObj_ShowDragHilite, 1, + "(RgnHandle hiliteFrame, Boolean inside) -> None"}, + {"HideDragHilite", (PyCFunction)DragObj_HideDragHilite, 1, + "() -> None"}, + {"DragPreScroll", (PyCFunction)DragObj_DragPreScroll, 1, + "(SInt16 dH, SInt16 dV) -> None"}, + {"DragPostScroll", (PyCFunction)DragObj_DragPostScroll, 1, + "() -> None"}, + {"UpdateDragHilite", (PyCFunction)DragObj_UpdateDragHilite, 1, + "(RgnHandle updateRgn) -> None"}, + {NULL, NULL, 0} +}; + +PyMethodChain DragObj_chain = { DragObj_methods, NULL }; + +static PyObject *DragObj_getattr(DragObjObject *self, char *name) +{ + return Py_FindMethodInChain(&DragObj_chain, (PyObject *)self, name); +} + +#define DragObj_setattr NULL + +#define DragObj_compare NULL + +#define DragObj_repr NULL + +#define DragObj_hash NULL + +PyTypeObject DragObj_Type = { + PyObject_HEAD_INIT(&PyType_Type) + 0, /*ob_size*/ + "DragObj", /*tp_name*/ + sizeof(DragObjObject), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + (destructor) DragObj_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + (getattrfunc) DragObj_getattr, /*tp_getattr*/ + (setattrfunc) DragObj_setattr, /*tp_setattr*/ + (cmpfunc) DragObj_compare, /*tp_compare*/ + (reprfunc) DragObj_repr, /*tp_repr*/ + (PyNumberMethods *)0, /* tp_as_number */ + (PySequenceMethods *)0, /* tp_as_sequence */ + (PyMappingMethods *)0, /* tp_as_mapping */ + (hashfunc) DragObj_hash, /*tp_hash*/ +}; + +/* -------------------- End object type DragObj --------------------- */ + + +static PyObject *Drag_NewDrag(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + DragRef theDrag; + if (!PyArg_ParseTuple(_args, "")) + return NULL; + _err = NewDrag(&theDrag); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&", + DragObj_New, theDrag); + return _res; +} + +static PyObject *Drag_GetDragHiliteColor(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + WindowPtr window; + RGBColor color; + if (!PyArg_ParseTuple(_args, "O&", + WinObj_Convert, &window)) + return NULL; + _err = GetDragHiliteColor(window, + &color); + if (_err != noErr) return PyMac_Error(_err); + _res = Py_BuildValue("O&", + QdRGB_New, &color); + return _res; +} + +static PyObject *Drag_WaitMouseMoved(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + Boolean _rv; + Point initialMouse; + if (!PyArg_ParseTuple(_args, "O&", + PyMac_GetPoint, &initialMouse)) + return NULL; + _rv = WaitMouseMoved(initialMouse); + _res = Py_BuildValue("b", + _rv); + return _res; +} + +static PyObject *Drag_ZoomRects(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + Rect fromRect; + Rect toRect; + SInt16 zoomSteps; + ZoomAcceleration acceleration; + if (!PyArg_ParseTuple(_args, "O&O&hh", + PyMac_GetRect, &fromRect, + PyMac_GetRect, &toRect, + &zoomSteps, + &acceleration)) + return NULL; + _err = ZoomRects(&fromRect, + &toRect, + zoomSteps, + acceleration); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *Drag_ZoomRegion(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + OSErr _err; + RgnHandle region; + Point zoomDistance; + SInt16 zoomSteps; + ZoomAcceleration acceleration; + if (!PyArg_ParseTuple(_args, "O&O&hh", + ResObj_Convert, ®ion, + PyMac_GetPoint, &zoomDistance, + &zoomSteps, + &acceleration)) + return NULL; + _err = ZoomRegion(region, + zoomDistance, + zoomSteps, + acceleration); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + _res = Py_None; + return _res; +} + +static PyObject *Drag_InstallTrackingHandler(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + + PyObject *callback; + WindowPtr theWindow = NULL; + OSErr _err; + + if ( !PyArg_ParseTuple(_args, "O|O&", &callback, WinObj_Convert, &theWindow) ) + return NULL; + Py_INCREF(callback); /* Cannot decref later, too bad */ + _err = InstallTrackingHandler(dragglue_TrackingHandlerUPP, theWindow, (void *)callback); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + return Py_None; + +} + +static PyObject *Drag_InstallReceiveHandler(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + + PyObject *callback; + WindowPtr theWindow = NULL; + OSErr _err; + + if ( !PyArg_ParseTuple(_args, "O|O&", &callback, WinObj_Convert, &theWindow) ) + return NULL; + Py_INCREF(callback); /* Cannot decref later, too bad */ + _err = InstallReceiveHandler(dragglue_ReceiveHandlerUPP, theWindow, (void *)callback); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + return Py_None; + +} + +static PyObject *Drag_RemoveTrackingHandler(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + + WindowPtr theWindow = NULL; + OSErr _err; + + if ( !PyArg_ParseTuple(_args, "|O&", WinObj_Convert, &theWindow) ) + return NULL; + _err = RemoveTrackingHandler(dragglue_TrackingHandlerUPP, theWindow); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + return Py_None; + +} + +static PyObject *Drag_RemoveReceiveHandler(PyObject *_self, PyObject *_args) +{ + PyObject *_res = NULL; + + WindowPtr theWindow = NULL; + OSErr _err; + + if ( !PyArg_ParseTuple(_args, "|O&", WinObj_Convert, &theWindow) ) + return NULL; + _err = RemoveReceiveHandler(dragglue_ReceiveHandlerUPP, theWindow); + if (_err != noErr) return PyMac_Error(_err); + Py_INCREF(Py_None); + return Py_None; + +} + +static PyMethodDef Drag_methods[] = { + {"NewDrag", (PyCFunction)Drag_NewDrag, 1, + "() -> (DragRef theDrag)"}, + {"GetDragHiliteColor", (PyCFunction)Drag_GetDragHiliteColor, 1, + "(WindowPtr window) -> (RGBColor color)"}, + {"WaitMouseMoved", (PyCFunction)Drag_WaitMouseMoved, 1, + "(Point initialMouse) -> (Boolean _rv)"}, + {"ZoomRects", (PyCFunction)Drag_ZoomRects, 1, + "(Rect fromRect, Rect toRect, SInt16 zoomSteps, ZoomAcceleration acceleration) -> None"}, + {"ZoomRegion", (PyCFunction)Drag_ZoomRegion, 1, + "(RgnHandle region, Point zoomDistance, SInt16 zoomSteps, ZoomAcceleration acceleration) -> None"}, + {"InstallTrackingHandler", (PyCFunction)Drag_InstallTrackingHandler, 1, + NULL}, + {"InstallReceiveHandler", (PyCFunction)Drag_InstallReceiveHandler, 1, + NULL}, + {"RemoveTrackingHandler", (PyCFunction)Drag_RemoveTrackingHandler, 1, + NULL}, + {"RemoveReceiveHandler", (PyCFunction)Drag_RemoveReceiveHandler, 1, + NULL}, + {NULL, NULL, 0} +}; + + + +static pascal OSErr +dragglue_TrackingHandler(DragTrackingMessage theMessage, WindowPtr theWindow, + void *handlerRefCon, DragReference theDrag) +{ + PyObject *args, *rv; + int i; + + args = Py_BuildValue("hO&O&", theMessage, DragObj_New, theDrag, WinObj_WhichWindow, theWindow); + if ( args == NULL ) + return -1; + rv = PyEval_CallObject((PyObject *)handlerRefCon, args); + Py_DECREF(args); + if ( rv == NULL ) { + fprintf(stderr, "Drag: Exception in TrackingHandler\n"); + return -1; + } + i = -1; + if ( rv == Py_None ) + i = 0; + else + PyArg_Parse(rv, "l", &i); + Py_DECREF(rv); + return i; +} + +static pascal OSErr +dragglue_ReceiveHandler(WindowPtr theWindow, void *handlerRefCon, + DragReference theDrag) +{ + PyObject *args, *rv; + int i; + + args = Py_BuildValue("O&O&", DragObj_New, theDrag, WinObj_WhichWindow, theWindow); + if ( args == NULL ) + return -1; + rv = PyEval_CallObject((PyObject *)handlerRefCon, args); + Py_DECREF(args); + if ( rv == NULL ) { + fprintf(stderr, "Drag: Exception in ReceiveHandler\n"); + return -1; + } + i = -1; + if ( rv == Py_None ) + i = 0; + else + PyArg_Parse(rv, "l", &i); + Py_DECREF(rv); + return i; +} + +static pascal OSErr +dragglue_SendData(FlavorType theType, void *dragSendRefCon, + ItemReference theItem, DragReference theDrag) +{ + DragObjObject *self = (DragObjObject *)dragSendRefCon; + PyObject *args, *rv; + int i; + + if ( self->sendproc == NULL ) + return -1; + args = Py_BuildValue("O&l", PyMac_BuildOSType, theType, theItem); + if ( args == NULL ) + return -1; + rv = PyEval_CallObject(self->sendproc, args); + Py_DECREF(args); + if ( rv == NULL ) { + fprintf(stderr, "Drag: Exception in SendDataHandler\n"); + return -1; + } + i = -1; + if ( rv == Py_None ) + i = 0; + else + PyArg_Parse(rv, "l", &i); + Py_DECREF(rv); + return i; +} + +#if 0 +static pascal OSErr +dragglue_Input(Point *mouse, short *modifiers, + void *dragSendRefCon, DragReference theDrag) +{ + return 0; +} + +static pascal OSErr +dragglue_Drawing(xxxx + void *dragSendRefCon, DragReference theDrag) +{ + return 0; +} +#endif + + + +void init_Drag(void) +{ + PyObject *m; + PyObject *d; + + + + PyMac_INIT_TOOLBOX_OBJECT_NEW(DragRef, DragObj_New); + PyMac_INIT_TOOLBOX_OBJECT_CONVERT(DragRef, DragObj_Convert); + + + m = Py_InitModule("_Drag", Drag_methods); + d = PyModule_GetDict(m); + Drag_Error = PyMac_GetOSErrException(); + if (Drag_Error == NULL || + PyDict_SetItemString(d, "Error", Drag_Error) != 0) + return; + DragObj_Type.ob_type = &PyType_Type; + Py_INCREF(&DragObj_Type); + if (PyDict_SetItemString(d, "DragObjType", (PyObject *)&DragObj_Type) != 0) + Py_FatalError("can't initialize DragObjType"); + + dragglue_TrackingHandlerUPP = NewDragTrackingHandlerUPP(dragglue_TrackingHandler); + dragglue_ReceiveHandlerUPP = NewDragReceiveHandlerUPP(dragglue_ReceiveHandler); + dragglue_SendDataUPP = NewDragSendDataUPP(dragglue_SendData); +#if 0 + dragglue_InputUPP = NewDragInputUPP(dragglue_Input); + dragglue_DrawingUPP = NewDragDrawingUPP(dragglue_Drawing); +#endif + + +} + +/* ======================== End module _Drag ======================== */ + |