source: trunk/src/activeqt/container/qaxdump.cpp@ 123

Last change on this file since 123 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.
File size: 16.4 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the ActiveQt framework of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:BSD$
9** You may use this file under the terms of the BSD license as follows:
10**
11** "Redistribution and use in source and binary forms, with or without
12** modification, are permitted provided that the following conditions are
13** met:
14** * Redistributions of source code must retain the above copyright
15** notice, this list of conditions and the following disclaimer.
16** * Redistributions in binary form must reproduce the above copyright
17** notice, this list of conditions and the following disclaimer in
18** the documentation and/or other materials provided with the
19** distribution.
20** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
21** the names of its contributors may be used to endorse or promote
22** products derived from this software without specific prior written
23** permission.
24**
25** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39
40#include "qaxbase.h"
41
42#ifndef QT_NO_WIN_ACTIVEQT
43
44#include <qmetaobject.h>
45#include <quuid.h>
46#include <qt_windows.h>
47#include <qtextstream.h>
48
49#include <ctype.h>
50
51#include "../shared/qaxtypes.h"
52
53QT_BEGIN_NAMESPACE
54
55QString qax_docuFromName(ITypeInfo *typeInfo, const QString &name)
56{
57 QString docu;
58 if (!typeInfo)
59 return docu;
60
61 MEMBERID memId;
62 BSTR names = QStringToBSTR(name);
63 typeInfo->GetIDsOfNames((BSTR*)&names, 1, &memId);
64 SysFreeString(names);
65 if (memId != DISPID_UNKNOWN) {
66 BSTR docStringBstr, helpFileBstr;
67 ulong helpContext;
68 HRESULT hres = typeInfo->GetDocumentation(memId, 0, &docStringBstr, &helpContext, &helpFileBstr);
69 QString docString = QString::fromUtf16((const ushort *)docStringBstr);
70 QString helpFile = QString::fromUtf16((const ushort *)helpFileBstr);
71 SysFreeString(docStringBstr);
72 SysFreeString(helpFileBstr);
73 if (hres == S_OK) {
74 if (!docString.isEmpty())
75 docu += docString + QLatin1String("\n");
76 if (!helpFile.isEmpty())
77 docu += QString::fromLatin1("For more information, see help context %1 in %2.").arg((uint)helpContext).arg(helpFile);
78 }
79 }
80
81 return docu;
82}
83
84static inline QString docuFromName(ITypeInfo *typeInfo, const QString &name)
85{
86 return QLatin1String("<p>") + qax_docuFromName(typeInfo, name) + QLatin1String("\n");
87}
88
89static QByteArray namedPrototype(const QList<QByteArray> &parameterTypes, const QList<QByteArray> &parameterNames, int numDefArgs = 0)
90{
91 QByteArray prototype("(");
92 for (int p = 0; p < parameterTypes.count(); ++p) {
93 QByteArray type(parameterTypes.at(p));
94 prototype += type;
95
96 if (p < parameterNames.count())
97 prototype += " " + parameterNames.at(p);
98
99 if (numDefArgs >= parameterTypes.count() - p)
100 prototype += " = 0";
101 if (p < parameterTypes.count() - 1)
102 prototype += ", ";
103 }
104 prototype += ")";
105
106 return prototype;
107}
108
109static QByteArray toType(const QByteArray &t)
110{
111 QByteArray type = t;
112 int vartype = QVariant::nameToType(type);
113 if (vartype == QVariant::Invalid)
114 type = "int";
115
116 if (type.at(0) == 'Q')
117 type = type.mid(1);
118 type[0] = toupper(type.at(0));
119 if (type == "VariantList")
120 type = "List";
121 else if (type == "Map<QVariant,QVariant>")
122 type = "Map";
123 else if (type == "Uint")
124 type = "UInt";
125
126 return "to" + type + "()";
127}
128
129QString qax_generateDocumentation(QAxBase *that)
130{
131 that->metaObject();
132
133 if (that->isNull())
134 return QString();
135
136 ITypeInfo *typeInfo = 0;
137 IDispatch *dispatch = 0;
138 that->queryInterface(IID_IDispatch, (void**)&dispatch);
139 if (dispatch)
140 dispatch->GetTypeInfo(0, LOCALE_SYSTEM_DEFAULT, &typeInfo);
141
142 QString docu;
143 QTextStream stream(&docu, QIODevice::WriteOnly);
144
145 const QMetaObject *mo = that->metaObject();
146 QString coClass = QLatin1String(mo->classInfo(mo->indexOfClassInfo("CoClass")).value());
147
148 stream << "<h1 align=center>" << coClass << " Reference</h1>" << endl;
149 stream << "<p>The " << coClass << " COM object is a " << that->qObject()->metaObject()->className();
150 stream << " with the CLSID " << that->control() << ".</p>" << endl;
151
152 stream << "<h3>Interfaces</h3>" << endl;
153 stream << "<ul>" << endl;
154 const char *inter = 0;
155 int interCount = 1;
156 while ((inter = mo->classInfo(mo->indexOfClassInfo("Interface " + QByteArray::number(interCount))).value())) {
157 stream << "<li>" << inter << endl;
158 interCount++;
159 }
160 stream << "</ul>" << endl;
161
162 stream << "<h3>Event Interfaces</h3>" << endl;
163 stream << "<ul>" << endl;
164 interCount = 1;
165 while ((inter = mo->classInfo(mo->indexOfClassInfo("Event Interface " + QByteArray::number(interCount))).value())) {
166 stream << "<li>" << inter << endl;
167 interCount++;
168 }
169 stream << "</ul>" << endl;
170
171 QList<QString> methodDetails, propDetails;
172
173 const int slotCount = mo->methodCount();
174 if (slotCount) {
175 stream << "<h2>Public Slots:</h2>" << endl;
176 stream << "<ul>" << endl;
177
178 int defArgCount = 0;
179 for (int islot = mo->methodOffset(); islot < slotCount; ++islot) {
180 const QMetaMethod slot = mo->method(islot);
181 if (slot.methodType() != QMetaMethod::Slot)
182 continue;
183
184 if (slot.attributes() & QMetaMethod::Cloned) {
185 ++defArgCount;
186 continue;
187 }
188
189 QByteArray returntype(slot.typeName());
190 if (returntype.isEmpty())
191 returntype = "void";
192 QByteArray prototype = namedPrototype(slot.parameterTypes(), slot.parameterNames(), defArgCount);
193 QByteArray signature = slot.signature();
194 QByteArray name = signature.left(signature.indexOf('('));
195 stream << "<li>" << returntype << " <a href=\"#" << name << "\"><b>" << name << "</b></a>" << prototype << ";</li>" << endl;
196
197 prototype = namedPrototype(slot.parameterTypes(), slot.parameterNames());
198 QString detail = QString::fromLatin1("<h3><a name=") + QString::fromLatin1(name.constData()) + QLatin1String("></a>") +
199 QString::fromLatin1(returntype.constData()) + QLatin1String(" ") +
200 QString::fromLatin1(name.constData()) + QLatin1String(" ") +
201 QString::fromLatin1(prototype.constData()) + QLatin1String("<tt> [slot]</tt></h3>\n");
202 prototype = namedPrototype(slot.parameterTypes(), QList<QByteArray>());
203 detail += docuFromName(typeInfo, QString::fromLatin1(name.constData()));
204 detail += QLatin1String("<p>Connect a signal to this slot:<pre>\n");
205 detail += QString::fromLatin1("\tQObject::connect(sender, SIGNAL(someSignal") + QString::fromLatin1(prototype.constData()) +
206 QLatin1String("), object, SLOT(") + QString::fromLatin1(name.constData()) +
207 QString::fromLatin1(prototype.constData()) + QLatin1String("));");
208 detail += QLatin1String("</pre>\n");
209
210 if (1) {
211 detail += QLatin1String("<p>Or call the function directly:<pre>\n");
212
213 bool hasParams = slot.parameterTypes().count() != 0;
214 if (hasParams)
215 detail += QLatin1String("\tQVariantList params = ...\n");
216 detail += QLatin1String("\t");
217 QByteArray functionToCall = "dynamicCall";
218 if (returntype == "IDispatch*" || returntype == "IUnknown*") {
219 functionToCall = "querySubObject";
220 returntype = "QAxObject *";
221 }
222 if (returntype != "void")
223 detail += QString::fromLatin1(returntype.constData()) + QLatin1String(" result = ");
224 detail += QLatin1String("object->") + QString::fromLatin1(functionToCall.constData()) +
225 QLatin1String("(\"" + name + prototype + "\"");
226 if (hasParams)
227 detail += QLatin1String(", params");
228 detail += QLatin1String(")");
229 if (returntype != "void" && returntype != "QAxObject *" && returntype != "QVariant")
230 detail += QLatin1String(".") + QString::fromLatin1(toType(returntype));
231 detail += QLatin1String(";</pre>\n");
232 } else {
233 detail += QLatin1String("<p>This function has parameters of unsupported types and cannot be called directly.");
234 }
235
236 methodDetails << detail;
237 defArgCount = 0;
238 }
239
240 stream << "</ul>" << endl;
241 }
242 int signalCount = mo->methodCount();
243 if (signalCount) {
244 ITypeLib *typeLib = 0;
245 if (typeInfo) {
246 UINT index = 0;
247 typeInfo->GetContainingTypeLib(&typeLib, &index);
248 typeInfo->Release();
249 }
250 typeInfo = 0;
251
252 stream << "<h2>Signals:</h2>" << endl;
253 stream << "<ul>" << endl;
254
255 for (int isignal = mo->methodOffset(); isignal < signalCount; ++isignal) {
256 const QMetaMethod signal(mo->method(isignal));
257 if (signal.methodType() != QMetaMethod::Signal)
258 continue;
259
260 QByteArray prototype = namedPrototype(signal.parameterTypes(), signal.parameterNames());
261 QByteArray signature = signal.signature();
262 QByteArray name = signature.left(signature.indexOf('('));
263 stream << "<li>void <a href=\"#" << name << "\"><b>" << name << "</b></a>" << prototype << ";</li>" << endl;
264
265 QString detail = QLatin1String("<h3><a name=") + QString::fromLatin1(name.constData()) + QLatin1String("></a>void ") +
266 QString::fromLatin1(name.constData()) + QLatin1String(" ") +
267 QString::fromLatin1(prototype.constData()) + QLatin1String("<tt> [signal]</tt></h3>\n");
268 if (typeLib) {
269 interCount = 0;
270 do {
271 if (typeInfo)
272 typeInfo->Release();
273 typeInfo = 0;
274 typeLib->GetTypeInfo(++interCount, &typeInfo);
275 QString typeLibDocu = docuFromName(typeInfo, QString::fromLatin1(name.constData()));
276 if (!typeLibDocu.isEmpty()) {
277 detail += typeLibDocu;
278 break;
279 }
280 } while (typeInfo);
281 }
282 prototype = namedPrototype(signal.parameterTypes(), QList<QByteArray>());
283 detail += QLatin1String("<p>Connect a slot to this signal:<pre>\n");
284 detail += QLatin1String("\tQObject::connect(object, SIGNAL(") + QString::fromLatin1(name.constData()) +
285 QString::fromLatin1(prototype.constData()) +
286 QLatin1String("), receiver, SLOT(someSlot") + QString::fromLatin1(prototype.constData()) + QLatin1String("));");
287 detail += QLatin1String("</pre>\n");
288
289 methodDetails << detail;
290 if (typeInfo)
291 typeInfo->Release();
292 typeInfo = 0;
293 }
294 stream << "</ul>" << endl;
295
296 if (typeLib)
297 typeLib->Release();
298 }
299
300 const int propCount = mo->propertyCount();
301 if (propCount) {
302 if (dispatch)
303 dispatch->GetTypeInfo(0, LOCALE_SYSTEM_DEFAULT, &typeInfo);
304 stream << "<h2>Properties:</h2>" << endl;
305 stream << "<ul>" << endl;
306
307 for (int iprop = 0; iprop < propCount; ++iprop) {
308 const QMetaProperty prop = mo->property(iprop);
309 QByteArray name(prop.name());
310 QByteArray type(prop.typeName());
311
312 stream << "<li>" << type << " <a href=\"#" << name << "\"><b>" << name << "</b></a>;</li>" << endl;
313 QString detail = QLatin1String("<h3><a name=") + QString::fromLatin1(name.constData()) + QLatin1String("></a>") +
314 QString::fromLatin1(type.constData()) +
315 QLatin1String(" ") + QString::fromLatin1(name.constData()) + QLatin1String("</h3>\n");
316 detail += docuFromName(typeInfo, QString::fromLatin1(name));
317 QVariant::Type vartype = QVariant::nameToType(type);
318 if (!prop.isReadable())
319 continue;
320
321 if (prop.isEnumType())
322 vartype = QVariant::Int;
323
324 if (vartype != QVariant::Invalid) {
325 detail += QLatin1String("<p>Read this property's value using QObject::property:<pre>\n");
326 if (prop.isEnumType())
327 detail += QLatin1String("\tint val = ");
328 else
329 detail += QLatin1String("\t") + QString::fromLatin1(type.constData()) + QLatin1String(" val = ");
330 detail += QLatin1String("object->property(\"") + QString::fromLatin1(name.constData()) +
331 QLatin1String("\").") + QString::fromLatin1(toType(type).constData()) + QLatin1String(";\n");
332 detail += QLatin1String("</pre>\n");
333 } else if (type == "IDispatch*" || type == "IUnknown*") {
334 detail += QLatin1String("<p>Get the subobject using querySubObject:<pre>\n");
335 detail += QLatin1String("\tQAxObject *") + QString::fromLatin1(name.constData()) +
336 QLatin1String(" = object->querySubObject(\"") + QString::fromLatin1(name.constData()) + QLatin1String("\");\n");
337 detail += QLatin1String("</pre>\n");
338 } else {
339 detail += QLatin1String("<p>This property is of an unsupported type.\n");
340 }
341 if (prop.isWritable()) {
342 detail += QLatin1String("Set this property' value using QObject::setProperty:<pre>\n");
343 if (prop.isEnumType()) {
344 detail += QLatin1String("\tint newValue = ... // string representation of values also supported\n");
345 } else {
346 detail += QLatin1String("\t") + QString::fromLatin1(type.constData()) + QLatin1String(" newValue = ...\n");
347 }
348 detail += QLatin1String("\tobject->setProperty(\"") + QString::fromLatin1(name) + QLatin1String("\", newValue);\n");
349 detail += QLatin1String("</pre>\n");
350 detail += QLatin1String("Or using the ");
351 QByteArray setterSlot;
352 if (isupper(name.at(0))) {
353 setterSlot = "Set" + name;
354 } else {
355 QByteArray nameUp = name;
356 nameUp[0] = toupper(nameUp.at(0));
357 setterSlot = "set" + nameUp;
358 }
359 detail += QLatin1String("<a href=\"#") + QString::fromLatin1(setterSlot) + QLatin1String("\">") +
360 QString::fromLatin1(setterSlot.constData()) + QLatin1String("</a> slot.\n");
361 }
362 if (prop.isEnumType()) {
363 detail += QLatin1String("<p>See also <a href=\"#") + QString::fromLatin1(type) +
364 QLatin1String("\">") + QString::fromLatin1(type) + QLatin1String("</a>.\n");
365 }
366
367 propDetails << detail;
368 }
369 stream << "</ul>" << endl;
370 }
371
372 const int enumCount = mo->enumeratorCount();
373 if (enumCount) {
374 stream << "<hr><h2>Member Type Documentation</h2>" << endl;
375 for (int i = 0; i < enumCount; ++i) {
376 const QMetaEnum enumdata = mo->enumerator(i);
377 stream << "<h3><a name=" << enumdata.name() << "></a>" << enumdata.name() << "</h3>" << endl;
378 stream << "<ul>" << endl;
379 for (int e = 0; e < enumdata.keyCount(); ++e) {
380 stream << "<li>" << enumdata.key(e) << "\t=" << enumdata.value(e) << "</li>" << endl;
381 }
382 stream << "</ul>" << endl;
383 }
384 }
385 if (methodDetails.count()) {
386 stream << "<hr><h2>Member Function Documentation</h2>" << endl;
387 for (int i = 0; i < methodDetails.count(); ++i)
388 stream << methodDetails.at(i) << endl;
389 }
390 if (propDetails.count()) {
391 stream << "<hr><h2>Property Documentation</h2>" << endl;
392 for (int i = 0; i < propDetails.count(); ++i)
393 stream << propDetails.at(i) << endl;
394 }
395
396 if (typeInfo)
397 typeInfo->Release();
398 if (dispatch)
399 dispatch->Release();
400 return docu;
401}
402
403QT_END_NAMESPACE
404#endif // QT_NO_WIN_ACTIVEQT
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