Interface to macOS 9 HTMLRenderingLib. Not yet functional.

Mac/Build/HtmlRender.prj.exp

+initHtmlRender

Mac/Modules/htmlrender/htmlscan.py

+# Scan an Apple header file, generating a Python file of generator calls.
+
+import sys
+import os
+BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
+sys.path.append(BGENDIR)
+
+from scantools import Scanner
+from bgenlocations import TOOLBOXDIR
+
+LONG = "HtmlRendering"
+SHORT = "html"
+OBJECT = "HRReference"
+
+def main():
+##	input = LONG + ".h"
+	input = "Macintosh HD:SWdev:Jack:Universal:Interfaces:CIncludes:HTMLRendering.h"
+	output = SHORT + "gen.py"
+	defsoutput = TOOLBOXDIR + LONG + ".py"
+	scanner = MyScanner(input, output, defsoutput)
+	scanner.scan()
+	scanner.close()
+	print "=== Done scanning and generating, now importing the generated code... ==="
+	exec "import " + SHORT + "support"
+	print "=== Done.  It's up to you to compile it now! ==="
+
+class MyScanner(Scanner):
+
+	def destination(self, type, name, arglist):
+		classname = "Function"
+		listname = "functions"
+		if arglist:
+			t, n, m = arglist[0]
+			if t == OBJECT and m == "InMode":
+				classname = "Method"
+				listname = "methods"
+		return classname, listname
+
+	def makeblacklistnames(self):
+		return [
+			]
+
+	def makeblacklisttypes(self):
+		return [
+			"HRNewURLUPP",
+			"HRURLToFSSpecUPP",
+			"HRWasURLVisitedUPP",
+		]
+
+	def makerepairinstructions(self):
+		return [
+ 			([('char', '*', 'OutMode'), ('UInt32', '*', 'InMode')],
+ 			 [('InBuffer', '*', 'InMode')]),
+			]
+
+	def writeinitialdefs(self):
+		self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")
+
+
+if __name__ == "__main__":
+	main()

Mac/Modules/htmlrender/htmlsupport.py

+# This script generates the Dialogs interface for Python.
+# It uses the "bgen" package to generate C code.
+# It execs the file dlggen.py which contain the function definitions
+# (dlggen.py was generated by dlgscan.py, scanning the <Dialogs.h> header file).
+
+from macsupport import *
+
+# Create the type objects
+
+HRReference = OpaqueByValueType("HRReference", "HtmlObj")
+
+HRScrollbarState = Type("HRScrollbarState", "h")
+URLSourceType = Type("URLSourceType", "h")
+GrafPtr = OpaqueByValueType("GrafPtr", "GrafObj")
+RgnHandle = OpaqueByValueType("RgnHandle", "ResObj")
+char_ptr = Type("char *", "s")
+StringPtr = Type("StringPtr", "s")
+
+### An OptHandle is either a handle or None (in case NULL is passed in).
+### This is needed for GetDialogItem().
+##OptHandle = OpaqueByValueType("Handle", "OptResObj")
+##
+##ModalFilterProcPtr = InputOnlyType("PyObject*", "O")
+##ModalFilterProcPtr.passInput = lambda name: "NewModalFilterProc(Dlg_PassFilterProc(%s))" % name
+##ModalFilterUPP = ModalFilterProcPtr
+##
+##
+##DITLMethod = Type("DITLMethod", "h")
+##DialogItemIndex = Type("DialogItemIndex", "h")
+##DialogItemType = Type("DialogItemType", "h")
+##DialogItemIndexZeroBased = Type("DialogItemIndexZeroBased", "h")
+##AlertType = Type("AlertType", "h")
+##StringPtr = Str255
+##EventMask = Type("EventMask", "h")
+##
+includestuff = includestuff + """
+#include <HTMLRendering.h>
+"""
+##
+###ifndef HAVE_UNIVERSAL_HEADERS
+###define NewModalFilterProc(x) (x)
+###endif
+##
+###define resNotFound -192 /* Can't include <Errors.h> because of Python's "errors.h" */
+##
+##/* XXX Shouldn't this be a stack? */
+##static PyObject *Dlg_FilterProc_callback = NULL;
+##
+##static PyObject *DlgObj_New(DialogPtr); /* Forward */
+##
+##static pascal Boolean Dlg_UnivFilterProc(DialogPtr dialog,
+##                                         EventRecord *event,
+##                                         short *itemHit)
+##{
+##	Boolean rv;
+##	PyObject *args, *res;
+##	PyObject *callback = Dlg_FilterProc_callback;
+##	if (callback == NULL)
+##		return 0; /* Default behavior */
+##	Dlg_FilterProc_callback = NULL; /* We'll restore it when call successful */
+##	args = Py_BuildValue("O&O&", WinObj_WhichWindow, dialog, PyMac_BuildEventRecord, event);
+##	if (args == NULL)
+##		res = NULL;
+##	else {
+##		res = PyEval_CallObject(callback, args);
+##		Py_DECREF(args);
+##	}
+##	if (res == NULL) {
+##		PySys_WriteStderr("Exception in Dialog Filter\\n");
+##		PyErr_Print();
+##		*itemHit = -1; /* Fake return item */
+##		return 1; /* We handled it */
+##	}
+##	else {
+##		Dlg_FilterProc_callback = callback;
+##		if (PyInt_Check(res)) {
+##			*itemHit = PyInt_AsLong(res);
+##			rv = 1;
+##		}
+##		else
+##			rv = PyObject_IsTrue(res);
+##	}
+##	Py_DECREF(res);
+##	return rv;
+##}
+##
+##static ModalFilterProcPtr
+##Dlg_PassFilterProc(PyObject *callback)
+##{
+##	PyObject *tmp = Dlg_FilterProc_callback;
+##	Dlg_FilterProc_callback = NULL;
+##	if (callback == Py_None) {
+##		Py_XDECREF(tmp);
+##		return NULL;
+##	}
+##	Py_INCREF(callback);
+##	Dlg_FilterProc_callback = callback;
+##	Py_XDECREF(tmp);
+##	return &Dlg_UnivFilterProc;
+##}
+##
+##static PyObject *Dlg_UserItemProc_callback = NULL;
+##
+##static pascal void Dlg_UnivUserItemProc(DialogPtr dialog,
+##                                         short item)
+##{
+##	PyObject *args, *res;
+##
+##	if (Dlg_UserItemProc_callback == NULL)
+##		return; /* Default behavior */
+##	Dlg_FilterProc_callback = NULL; /* We'll restore it when call successful */
+##	args = Py_BuildValue("O&h", WinObj_WhichWindow, dialog, item);
+##	if (args == NULL)
+##		res = NULL;
+##	else {
+##		res = PyEval_CallObject(Dlg_UserItemProc_callback, args);
+##		Py_DECREF(args);
+##	}
+##	if (res == NULL) {
+##		PySys_WriteStderr("Exception in Dialog UserItem proc\\n");
+##		PyErr_Print();
+##	}
+##	Py_XDECREF(res);
+##	return;
+##}
+##
+##extern PyMethodChain WinObj_chain;
+##"""
+##
+
+# Define a class which specializes our object definition
+class MyObjectDefinition(GlobalObjectDefinition):
+	pass
+##	def __init__(self, name, prefix = None, itselftype = None):
+##		GlobalObjectDefinition.__init__(self, name, prefix, itselftype)
+##		self.basechain = "&WinObj_chain"
+##	def outputInitStructMembers(self):
+##		GlobalObjectDefinition.outputInitStructMembers(self)
+##		Output("SetWRefCon(itself, (long)it);")
+##	def outputCheckNewArg(self):
+##		Output("if (itself == NULL) return Py_None;")
+##	def outputCheckConvertArg(self):
+##		Output("if (v == Py_None) { *p_itself = NULL; return 1; }")
+##		Output("if (PyInt_Check(v)) { *p_itself = (DialogPtr)PyInt_AsLong(v);")
+##		Output("                      return 1; }")
+##	def outputFreeIt(self, itselfname):
+##		Output("DisposeDialog(%s);", itselfname)
+
+# Create the generator groups and link them
+module = MacModule('HtmlRender', 'Html', includestuff, finalstuff, initstuff)
+object = MyObjectDefinition('HtmlObject', 'HtmlObj', 'HRReference')
+module.addobject(object)
+
+# Create the generator classes used to populate the lists
+Function = OSErrFunctionGenerator
+Method = OSErrMethodGenerator
+
+# Create and populate the lists
+functions = []
+methods = []
+execfile("htmlgen.py")
+
+# add the populated lists to the generator groups
+for f in functions: module.add(f)
+for f in methods: object.add(f)
+
+### Some methods that are currently macro's in C, but will be real routines
+### in MacOS 8.
+##
+##f = Method(ExistingDialogPtr, 'GetDialogWindow', (DialogRef, 'dialog', InMode))
+##object.add(f)
+##f = Method(SInt16, 'GetDialogDefaultItem', (DialogRef, 'dialog', InMode))
+##object.add(f)
+##f = Method(SInt16, 'GetDialogCancelItem', (DialogRef, 'dialog', InMode))
+##object.add(f)
+##f = Method(SInt16, 'GetDialogKeyboardFocusItem', (DialogRef, 'dialog', InMode))
+##object.add(f)
+##f = Method(void, 'SetGrafPortOfDialog', (DialogRef, 'dialog', InMode))
+##object.add(f)
+##
+##setuseritembody = """
+##	PyObject *new = NULL;
+##	
+##	
+##	if (!PyArg_ParseTuple(_args, "|O", &new))
+##		return NULL;
+##
+##	if (Dlg_UserItemProc_callback && new && new != Py_None) {
+##		PyErr_SetString(Dlg_Error, "Another UserItemProc is already installed");
+##		return NULL;
+##	}
+##	
+##	if (new == Py_None) {
+##		new = NULL;
+##		_res = Py_None;
+##		Py_INCREF(Py_None);
+##	} else {
+##		Py_INCREF(new);
+##		_res = Py_BuildValue("O&", ResObj_New, (Handle)NewUserItemProc(Dlg_UnivUserItemProc));
+##	}
+##	
+##	Dlg_UserItemProc_callback = new;
+##	return _res;
+##"""
+##f = ManualGenerator("SetUserItemHandler", setuseritembody)
+##module.add(f)
+
+# generate output
+SetOutputFileName('HtmlRendermodule.c')
+module.generate()