Import Upstream version 2.7.18

Mac/Modules/drag/dragscan.py

@@ -0,0 +1,79 @@
+# Scan <Drag.h>, generating draggen.py.
+import sys
+from bgenlocations import TOOLBOXDIR, BGENDIR, INCLUDEDIR
+sys.path.append(BGENDIR)
+
+from scantools import Scanner
+
+MISSING_DEFINES="""
+kDragHasLeftSenderWindow        = (1 << 0)
+kDragInsideSenderApplication = (1 << 1)
+kDragInsideSenderWindow         = (1 << 2)
+kDragRegionAndImage                     = (1 << 4)
+flavorSenderOnly                        = (1 << 0)
+flavorSenderTranslated          = (1 << 1)
+flavorNotSaved                          = (1 << 2)
+flavorSystemTranslated          = (1 << 8)
+"""
+
+
+def main():
+    input = INCLUDEDIR + "Drag.h"
+    output = "draggen.py"
+    defsoutput = TOOLBOXDIR + "Dragconst.py"
+    scanner = MyScanner(input, output, defsoutput)
+    scanner.scan()
+    scanner.close()
+    print "=== Testing definitions output code ==="
+    execfile(defsoutput, {}, {})
+    print "=== Done scanning and generating, now doing 'import dragsupport' ==="
+    import dragsupport
+    print "=== Done.  It's up to you to compile Dragmodule.c ==="
+
+class MyScanner(Scanner):
+
+    def destination(self, type, name, arglist):
+        classname = "Function"
+        listname = "functions"
+        if arglist:
+            t, n, m = arglist[0]
+            if t in ('DragReference', 'DragRef') and m == "InMode":
+                classname = "Method"
+                listname = "methods"
+        return classname, listname
+
+    def writeinitialdefs(self):
+        self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
+        self.defsfile.write("from Carbon.TextEdit import *\n")
+        self.defsfile.write("from Carbon.QuickDraw import *\n")
+        self.defsfile.write("fkDragActionAll = -1\n")
+        self.defsfile.write("\n")
+        # Defines unparseable in Drag.h
+        self.defsfile.write(MISSING_DEFINES)
+
+    def makeblacklistnames(self):
+        return [
+                "kDragActionAll",
+                ]
+
+    def makeblacklisttypes(self):
+        return [
+                "DragTrackingHandlerUPP",
+                "DragReceiveHandlerUPP",
+                "DragSendDataUPP",
+                "DragInputUPP",
+                "DragDrawingUPP",
+                ]
+
+    def makerepairinstructions(self):
+        return [
+                ([("void_ptr", "*", "InMode"), ("Size", "*", "InMode")],
+                 [("OptionalInBuffer", "*", "*")]),
+
+                ([("void", "*", "OutMode"), ("Size", "*", "OutMode")],
+                 [("VarOutBuffer", "*", "InOutMode")]),
+
+                ]
+
+if __name__ == "__main__":
+    main()

Mac/Modules/drag/dragsupport.py

@@ -0,0 +1,293 @@
+# This script generates a Python interface for an Apple Macintosh Manager.
+# It uses the "bgen" package to generate C code.
+# The function specifications are generated by scanning the mamager's header file,
+# using the "scantools" package (customized for this particular manager).
+
+import string
+
+# Declarations that change for each manager
+MACHEADERFILE = 'Drag.h'                # The Apple header file
+MODNAME = '_Drag'                               # The name of the module
+OBJECTNAME = 'DragObj'                  # The basic name of the objects used here
+
+# The following is *usually* unchanged but may still require tuning
+MODPREFIX = 'Drag'                      # The prefix for module-wide routines
+OBJECTTYPE = 'DragRef'  # The C type used to represent them
+OBJECTPREFIX = MODPREFIX + 'Obj'        # The prefix for object methods
+INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner
+OUTPUTFILE = MODNAME + "module.c"       # The file generated by this program
+
+from macsupport import *
+
+# Create the type objects
+
+DragRef = OpaqueByValueType(OBJECTTYPE, OBJECTPREFIX)
+DragItemRef = Type("ItemReference", "l")
+# Old names
+DragReference = DragRef
+ItemReference = DragItemRef
+
+PixMapHandle = OpaqueByValueType("PixMapHandle", "ResObj")
+RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
+AEDesc = OpaqueType('AEDesc')
+AEDesc_ptr = AEDesc
+RGBColor = OpaqueType("RGBColor", "QdRGB")
+
+FlavorType = OSTypeType("FlavorType")
+DragAttributes = Type("DragAttributes", "l")
+DragBehaviors = Type("DragBehaviors", "l")
+DragImageFlags = Type("DragImageFlags", "l")
+DragImageTranslucency = Type("DragImageTranslucency", "l")
+DragRegionMessage = Type("DragRegionMessage", "h")
+ZoomAcceleration = Type("ZoomAcceleration", "h")
+FlavorFlags = Type("FlavorFlags", "l")
+DragTrackingMessage = Type("DragTrackingMessage", "h")
+
+includestuff = includestuff + """
+#include <Carbon/Carbon.h>
+
+/* 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
+"""
+
+finalstuff = finalstuff + """
+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 ) {
+                PySys_WriteStderr("Drag: Exception in TrackingHandler\\n");
+                PyErr_Print();
+                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 ) {
+                PySys_WriteStderr("Drag: Exception in ReceiveHandler\\n");
+                PyErr_Print();
+                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 ) {
+                PySys_WriteStderr("Drag: Exception in SendDataHandler\\n");
+                PyErr_Print();
+                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
+
+"""
+
+initstuff = initstuff + """
+        PyMac_INIT_TOOLBOX_OBJECT_NEW(DragRef, DragObj_New);
+        PyMac_INIT_TOOLBOX_OBJECT_CONVERT(DragRef, DragObj_Convert);
+"""
+
+variablestuff = """
+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
+"""
+
+class MyObjectDefinition(PEP253Mixin, GlobalObjectDefinition):
+    def outputCheckNewArg(self):
+        Output("""if (itself == NULL) {
+                                PyErr_SetString(Drag_Error,"Cannot create null Drag");
+                                return NULL;
+                        }""")
+    def outputFreeIt(self, itselfname):
+        ## Output("DisposeDrag(%s);", itselfname)
+        Output("Py_XDECREF(self->sendproc);")
+        ## Output("Py_XDECREF(self->inputproc);")
+        ## Output("Py_XDECREF(self->drawingproc);")
+
+    def outputStructMembers(self):
+        GlobalObjectDefinition.outputStructMembers(self)
+        Output("PyObject *sendproc;")
+        ## Output("PyObject *inputproc;")
+        ## Output("PyObject *drawingproc;")
+
+    def outputInitStructMembers(self):
+        GlobalObjectDefinition.outputInitStructMembers(self)
+        Output("it->sendproc = NULL;")
+        ## Output("it->inputproc = NULL;")
+        ## Output("it->drawingproc = NULL;")
+
+
+# Create the generator groups and link them
+module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff, variablestuff)
+object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)
+module.addobject(object)
+
+# Create the generator classes used to populate the lists
+Function = OSErrWeakLinkFunctionGenerator
+Method = OSErrWeakLinkMethodGenerator
+
+# Create and populate the lists
+functions = []
+methods = []
+execfile(INPUTFILE)
+
+# add the populated lists to the generator groups
+for f in functions: module.add(f)
+for f in methods: object.add(f)
+
+# Manual generators for the callbacks
+
+installtracking_body = """
+    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);
+        _res = Py_None;
+        return _res;
+"""
+installtracking = ManualGenerator("InstallTrackingHandler", installtracking_body)
+module.add(installtracking)
+
+installreceive_body = """
+    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);
+        _res = Py_None;
+        return _res;
+"""
+installreceive = ManualGenerator("InstallReceiveHandler", installreceive_body)
+module.add(installreceive)
+
+removetracking_body = """
+    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);
+        _res = Py_None;
+        return _res;
+"""
+removetracking = ManualGenerator("RemoveTrackingHandler", removetracking_body)
+module.add(removetracking)
+
+removereceive_body = """
+    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);
+        _res = Py_None;
+        return _res;
+"""
+removereceive = ManualGenerator("RemoveReceiveHandler", removereceive_body)
+module.add(removereceive)
+
+# generate output (open the output file as late as possible)
+SetOutputFileName(OUTPUTFILE)
+module.generate()