##// END OF EJS Templates
GIT_REPOSITORIES » LPP » PythonQt
RSS

Clone from https://github.com/Orochimarufan/PythonQt.git

added sorting of polymorphic id classes to avoid changes on each code generation...
florianlink -
r131:ed1c6f151a2c
parent child
Show More
Show file before | Show file after | Hide comments
@@ -1,297 +1,303
1 1 /****************************************************************************
2 2 **
3 3 ** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
4 4 ** All rights reserved.
5 5 ** Contact: Nokia Corporation (qt-info@nokia.com)
6 6 **
7 7 ** This file is part of the Qt Script Generator project on Qt Labs.
8 8 **
9 9 ** $QT_BEGIN_LICENSE:LGPL$
10 10 ** No Commercial Usage
11 11 ** This file contains pre-release code and may not be distributed.
12 12 ** You may use this file in accordance with the terms and conditions
13 13 ** contained in the Technology Preview License Agreement accompanying
14 14 ** this package.
15 15 **
16 16 ** GNU Lesser General Public License Usage
17 17 ** Alternatively, this file may be used under the terms of the GNU Lesser
18 18 ** General Public License version 2.1 as published by the Free Software
19 19 ** Foundation and appearing in the file LICENSE.LGPL included in the
20 20 ** packaging of this file. Please review the following information to
21 21 ** ensure the GNU Lesser General Public License version 2.1 requirements
22 22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23 23 **
24 24 ** In addition, as a special exception, Nokia gives you certain additional
25 25 ** rights. These rights are described in the Nokia Qt LGPL Exception
26 26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27 27 **
28 28 ** If you have questions regarding the use of this file, please contact
29 29 ** Nokia at qt-info@nokia.com.
30 30 **
31 31 **
32 32 **
33 33 **
34 34 **
35 35 **
36 36 **
37 37 **
38 38 ** $QT_END_LICENSE$
39 39 **
40 40 ****************************************************************************/
41 41
42 42 #include "setupgenerator.h"
43 43 #include "shellgenerator.h"
44 44 #include "reporthandler.h"
45 45 #include "fileout.h"
46 46
47 47 //#define Q_SCRIPT_LAZY_GENERATOR
48 48
49 49 void SetupGenerator::addClass(const QString& package, const AbstractMetaClass *cls)
50 50 {
51 51 packHash[package].append(cls);
52 52 }
53 53
54 54 void maybeDeclareMetaType(QTextStream &stream, const QString &typeName,
55 55 QSet<QString> &registeredTypeNames);
56 56 bool hasDefaultConstructor(const AbstractMetaClass *meta_class);
57 57
58 58 static QStringList getOperatorCodes(const AbstractMetaClass* cls) {
59 59 QSet<QString> operatorCodes;
60 60 AbstractMetaFunctionList returned;
61 61 AbstractMetaFunctionList functions = cls->functions();
62 62 foreach (AbstractMetaFunction *function, functions) {
63 63 if (function->originalName().startsWith("operator")) {
64 64 QString op = function->originalName().mid(8);
65 65 operatorCodes.insert(op);
66 66 }
67 67 }
68 68 QSet<QString> r;
69 69 foreach(QString op, operatorCodes.toList()) {
70 70 if (op == ">" || op == "<" || op == ">=" || op == "<=" || op == "==" || op == "!=") {
71 71 r.insert("PythonQt::Type_RichCompare");
72 72 } else if (op == "+") {
73 73 r.insert("PythonQt::Type_Add");
74 74 } else if (op == "-") {
75 75 r.insert("PythonQt::Type_Subtract");
76 76 } else if (op == "/") {
77 77 r.insert("PythonQt::Type_Divide");
78 78 } else if (op == "*") {
79 79 r.insert("PythonQt::Type_Multiply");
80 80 } else if (op == "%") {
81 81 r.insert("PythonQt::Type_Mod");
82 82 } else if (op == "&") {
83 83 r.insert("PythonQt::Type_And");
84 84 } else if (op == "|") {
85 85 r.insert("PythonQt::Type_Or");
86 86 } else if (op == "^") {
87 87 r.insert("PythonQt::Type_Xor");
88 88 } else if (op == "~") {
89 89 r.insert("PythonQt::Type_Invert");
90 90
91 91 } else if (op == "+=") {
92 92 r.insert("PythonQt::Type_InplaceAdd");
93 93 } else if (op == "-=") {
94 94 r.insert("PythonQt::Type_InplaceSubtract");
95 95 } else if (op == "/=") {
96 96 r.insert("PythonQt::Type_InplaceDivide");
97 97 } else if (op == "*=") {
98 98 r.insert("PythonQt::Type_InplaceMultiply");
99 99 } else if (op == "%=") {
100 100 r.insert("PythonQt::Type_InplaceMod");
101 101 } else if (op == "&=") {
102 102 r.insert("PythonQt::Type_InplaceAnd");
103 103 } else if (op == "|=") {
104 104 r.insert("PythonQt::Type_InplaceOr");
105 105 } else if (op == "^=") {
106 106 r.insert("PythonQt::Type_InplaceXor");
107 107 }
108 108 }
109 109 if (cls->hasDefaultIsNull()) {
110 110 r.insert("PythonQt::Type_NonZero");
111 111 }
112 112 QStringList result = r.toList();
113 113 return result;
114 114 }
115 115
116 static bool class_less_than(const AbstractMetaClass *a, const AbstractMetaClass *b)
117 {
118 return a->name() < b->name();
119 }
120
116 121 void SetupGenerator::generate()
117 122 {
118 123 AbstractMetaClassList classes_with_polymorphic_id;
119 124 {
120 125 QHashIterator<QString, QList<const AbstractMetaClass*> > pack(packHash);
121 126 while (pack.hasNext()) {
122 127 pack.next();
123 128 QList<const AbstractMetaClass*> list = pack.value();
124 129 foreach (const AbstractMetaClass *cls, list) {
125 130 if (cls->typeEntry()->isPolymorphicBase()) {
126 131 classes_with_polymorphic_id.append((AbstractMetaClass*)cls);
127 132 }
128 133 }
129 134 }
130 135 }
136 qSort(classes_with_polymorphic_id.begin(), classes_with_polymorphic_id.end(), class_less_than);
131 137
132 138 QHashIterator<QString, QList<const AbstractMetaClass*> > pack(packHash);
133 139 while (pack.hasNext()) {
134 140 pack.next();
135 141 QList<const AbstractMetaClass*> list = pack.value();
136 142 if (list.isEmpty())
137 143 continue;
144 qSort(list.begin(), list.end(), class_less_than);
138 145
139 146 QString packKey = pack.key();
140 147 QString packName = pack.key();
141 148 QStringList components = packName.split("_");
142 149 if ((components.size() > 2) && (components.at(0) == "com")
143 150 && (components.at(1) == "trolltech")) {
144 151 // kill com.trolltech in key
145 152 components.removeAt(0);
146 153 components.removeAt(0);
147 154 }
148 155
149 156 QString shortPackName;
150 157 foreach (QString comp, components) {
151 158 comp[0] = comp[0].toUpper();
152 159 shortPackName += comp;
153 160 }
154 161 // add missing camel case (workaround..)
155 162 if (shortPackName == "QtWebkit") {
156 163 shortPackName = "QtWebKit";
157 164 } else if (shortPackName == "QtXmlpatterns") {
158 165 shortPackName = "QtXmlPatterns";
159 166 } else if (shortPackName == "QtOpengl") {
160 167 shortPackName = "QtOpenGL";
161 168 } else if (shortPackName == "QtUitools") {
162 169 shortPackName = "QtUiTools";
163 170 }
164 171
165 172
166 173 {
167 174 FileOut initFile(m_out_dir + "/generated_cpp/" + packName + "/" + packKey + "_init.cpp");
168 175 QTextStream &s = initFile.stream;
169 176
170 177 s << "#include <PythonQt.h>" << endl;
171 178
172 179 for (int i=0; i<(list.count()+MAX_CLASSES_PER_FILE-1) / MAX_CLASSES_PER_FILE; i++) {
173 180 s << "#include \"" << packKey << QString::number(i) << ".h\"" << endl;
174 181 }
175 182 s << endl;
176 183
177 184 QStringList polymorphicHandlers;
178 185 if (!packName.endsWith("_builtin")) {
179 polymorphicHandlers = writePolymorphicHandler(s, list.at(0)->package(), classes_with_polymorphic_id);
186 polymorphicHandlers = writePolymorphicHandler(s, list.at(0)->package(), classes_with_polymorphic_id, list);
180 187 s << endl;
181 188 }
182 189
183 190 // declare individual class creation functions
184 191 s << "void PythonQt_init_" << shortPackName << "(PyObject* module) {" << endl;
185 192
186 193 if (shortPackName.endsWith("Builtin")) {
187 194 shortPackName = shortPackName.mid(0, shortPackName.length()-strlen("builtin"));
188 195 }
189 196
190 197 QStringList cppClassNames;
191 198 foreach (const AbstractMetaClass *cls, list) {
192 199
193 200 QString shellCreator;
194 201 if (cls->generateShellClass()) {
195 202 shellCreator = ", PythonQtSetInstanceWrapperOnShell<" + ShellGenerator::shellClassName(cls) + ">";
196 203 } else {
197 204 shellCreator = ", NULL";
198 205 }
199 206 QString operatorCodes = getOperatorCodes(cls).join("|");
200 207 if (operatorCodes.isEmpty()) {
201 208 operatorCodes = "0";
202 209 }
203 210 if (cls->isQObject()) {
204 211 s << "PythonQt::priv()->registerClass(&" << cls->qualifiedCppName() << "::staticMetaObject, \"" << shortPackName <<"\", PythonQtCreateObject<PythonQtWrapper_" << cls->name() << ">" << shellCreator << ", module, " << operatorCodes <<");" << endl;
205 212 } else {
206 213 QString baseName = cls->baseClass()?cls->baseClass()->qualifiedCppName():"";
207 214 s << "PythonQt::priv()->registerCPPClass(\""<< cls->qualifiedCppName() << "\", \"" << baseName << "\", \"" << shortPackName <<"\", PythonQtCreateObject<PythonQtWrapper_" << cls->name() << ">" << shellCreator << ", module, " << operatorCodes <<");" << endl;
208 215 }
209 216 foreach(AbstractMetaClass* interface, cls->interfaces()) {
210 217 // the interface might be our own class... (e.g. QPaintDevice)
211 218 if (interface->qualifiedCppName() != cls->qualifiedCppName()) {
212 219 s << "PythonQt::self()->addParentClass(\""<< cls->qualifiedCppName() << "\", \"" << interface->qualifiedCppName() << "\",PythonQtUpcastingOffset<" << cls->qualifiedCppName() <<","<<interface->qualifiedCppName()<<">());" << endl;
213 220 }
214 221 }
215 222 }
216 223 s << endl;
217 224 foreach (QString handler, polymorphicHandlers) {
218 225 s << "PythonQt::self()->addPolymorphicHandler(\""<< handler << "\", polymorphichandler_" << handler << ");" << endl;
219 226 }
220 227
221 228 s << "}";
222 229 s << endl;
223 230 }
224 231 }
225 232 }
226 233
227 234 QStringList SetupGenerator::writePolymorphicHandler(QTextStream &s, const QString &package,
228 const AbstractMetaClassList &classes)
235 const AbstractMetaClassList &polybase, QList<const AbstractMetaClass*>& allClasses)
229 236 {
230 237 QStringList handlers;
231 foreach (AbstractMetaClass *cls, classes) {
238 foreach (AbstractMetaClass *cls, polybase) {
232 239 const ComplexTypeEntry *centry = cls->typeEntry();
233 240 if (!centry->isPolymorphicBase())
234 241 continue;
235 242 bool isGraphicsItem = (cls->qualifiedCppName()=="QGraphicsItem");
236 243
237 AbstractMetaClassList classList = this->classes();
238 244 bool first = true;
239 foreach (AbstractMetaClass *clazz, classList) {
245 foreach (const AbstractMetaClass *clazz, allClasses) {
240 246 bool inherits = false;
241 247 if (isGraphicsItem) {
242 248 foreach(AbstractMetaClass* interfaze, clazz->interfaces()) {
243 249 if (interfaze->qualifiedCppName()=="QGraphicsItem") {
244 250 inherits = true;
245 251 break;
246 252 }
247 253 }
248 254 } else {
249 255 inherits = clazz->inheritsFrom(cls);
250 256 }
251 257 if (clazz->package() == package && inherits) {
252 258 if (!clazz->typeEntry()->polymorphicIdValue().isEmpty() || isGraphicsItem) {
253 259 // On first find, open the function
254 260 if (first) {
255 261 first = false;
256 262
257 263 QString handler = cls->name();
258 264 handlers.append(handler);
259 265
260 266 s << "static void* polymorphichandler_" << handler
261 267 << "(const void *ptr, char **class_name)" << endl
262 268 << "{" << endl
263 269 << " Q_ASSERT(ptr != 0);" << endl
264 270 << " " << cls->qualifiedCppName() << " *object = ("
265 271 << cls->qualifiedCppName() << " *)ptr;" << endl;
266 272 }
267 273
268 274 // For each, add case label
269 275 QString polyId = clazz->typeEntry()->polymorphicIdValue();
270 276 if (isGraphicsItem) {
271 277 polyId = "%1->type() == " + clazz->qualifiedCppName() + "::Type";
272 278 }
273 279 s << " if ("
274 280 << polyId.replace("%1", "object")
275 281 << ") {" << endl
276 282 << " *class_name = \"" << clazz->name() << "\";" << endl
277 283 << " return (" << clazz->qualifiedCppName() << "*)object;" << endl
278 284 << " }" << endl;
279 285 } else {
280 286 QString warning = QString("class '%1' inherits from polymorphic class '%2', but has no polymorphic id set")
281 287 .arg(clazz->name())
282 288 .arg(cls->name());
283 289
284 290 ReportHandler::warning(warning);
285 291 }
286 292 }
287 293 }
288 294
289 295 // Close the function if it has been opened
290 296 if (!first) {
291 297 s << " return NULL;" << endl
292 298 << "}" << endl;
293 299 }
294 300 }
295 301
296 302 return handlers;
297 303 }
General Comments 0
You need to be logged in to leave comments. Login now