##// END OF EJS Templates
removed non-working py_hasOwner support...
florianlink -
r179:014a55a83a3c
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@@ -1,314 +1,309
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 "shellheadergenerator.h"
43 43 #include "fileout.h"
44 44
45 45 #include <QtCore/QDir>
46 46
47 47 #include <qdebug.h>
48 48
49 49 QString ShellHeaderGenerator::fileNameForClass(const AbstractMetaClass *meta_class) const
50 50 {
51 51 return QString("PythonQtWrapper_%1.h").arg(meta_class->name());
52 52 }
53 53
54 54
55 55 void ShellHeaderGenerator::writeFieldAccessors(QTextStream &s, const AbstractMetaField *field)
56 56 {
57 57 const AbstractMetaFunction *setter = field->setter();
58 58 const AbstractMetaFunction *getter = field->getter();
59 59
60 60 // static fields are not supported (yet?)
61 61 if (setter->isStatic()) return;
62 62
63 63 // Uuid data4 did not work (TODO: move to typesystem...(
64 64 if (field->enclosingClass()->name()=="QUuid" && setter->name()=="data4") return;
65 65 if (field->enclosingClass()->name()=="QIPv6Address") return;
66 66
67 67 if (!field->type()->isConstant()) {
68 68 writeFunctionSignature(s, setter, 0, QString(),
69 69 Option(ConvertReferenceToPtr | FirstArgIsWrappedObject| IncludeDefaultExpression | ShowStatic | UnderscoreSpaces));
70 70 s << "{ theWrappedObject->" << field->name() << " = " << setter->arguments()[0]->argumentName() << "; }\n";
71 71 }
72 72
73 73 writeFunctionSignature(s, getter, 0, QString(),
74 74 Option(ConvertReferenceToPtr | FirstArgIsWrappedObject| IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
75 75 s << "{ return theWrappedObject->" << field->name() << "; }\n";
76 76 }
77 77
78 78 void ShellHeaderGenerator::write(QTextStream &s, const AbstractMetaClass *meta_class)
79 79 {
80 80 QString builtIn = ShellGenerator::isBuiltIn(meta_class->name())?"_builtin":"";
81 81 QString pro_file_name = meta_class->package().replace(".", "_") + builtIn + "/" + meta_class->package().replace(".", "_") + builtIn + ".pri";
82 82 priGenerator->addHeader(pro_file_name, fileNameForClass(meta_class));
83 83 setupGenerator->addClass(meta_class->package().replace(".", "_") + builtIn, meta_class);
84 84
85 85 QString include_block = "PYTHONQTWRAPPER_" + meta_class->name().toUpper() + "_H";
86 86
87 87 s << "#ifndef " << include_block << endl
88 88 << "#define " << include_block << endl << endl;
89 89
90 90 Include inc = meta_class->typeEntry()->include();
91 91 ShellGenerator::writeInclude(s, inc);
92 92
93 93 s << "#include <QObject>" << endl << endl;
94 94 s << "#include <PythonQt.h>" << endl << endl;
95 95
96 96 IncludeList list = meta_class->typeEntry()->extraIncludes();
97 97 qSort(list.begin(), list.end());
98 98 foreach (const Include &inc, list) {
99 99 ShellGenerator::writeInclude(s, inc);
100 100 }
101 101 s << endl;
102 102
103 103 AbstractMetaFunctionList ctors = meta_class->queryFunctions(AbstractMetaClass::Constructors
104 104 | AbstractMetaClass::WasVisible
105 105 | AbstractMetaClass::NotRemovedFromTargetLang);
106 106
107 107 // Shell-------------------------------------------------------------------
108 108 if (meta_class->generateShellClass()) {
109 109
110 110 AbstractMetaFunctionList virtualsForShell = getVirtualFunctionsForShell(meta_class);
111 111
112 112 s << "class " << shellClassName(meta_class)
113 113 << " : public " << meta_class->qualifiedCppName() << endl << "{" << endl;
114 114 s << "public:" << endl;
115 115 foreach(AbstractMetaFunction* fun, ctors) {
116 116 s << " ";
117 117 writeFunctionSignature(s, fun, 0,"PythonQtShell_",
118 118 Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
119 119 s << ":" << meta_class->qualifiedCppName() << "(";
120 120 QString scriptFunctionName = fun->originalName();
121 121 AbstractMetaArgumentList args = fun->arguments();
122 122 for (int i = 0; i < args.size(); ++i) {
123 123 if (i > 0)
124 124 s << ", ";
125 125 s << args.at(i)->argumentName();
126 126 }
127 127 s << "),_wrapper(NULL) {};" << endl;
128 128 }
129 129 s << endl;
130 130 s << " ~" << shellClassName(meta_class) << "();" << endl;
131 131 s << endl;
132 132
133 133 foreach(AbstractMetaFunction* fun, virtualsForShell) {
134 134 s << "virtual ";
135 135 writeFunctionSignature(s, fun, 0, QString(),
136 136 Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
137 137 s << ";" << endl;
138 138 }
139 139 s << endl;
140 140 s << " PythonQtInstanceWrapper* _wrapper; " << endl;
141 141
142 142 s << "};" << endl << endl;
143 143 }
144 144
145 145 // Promoter-------------------------------------------------------------------
146 146 AbstractMetaFunctionList promoteFunctions = getProtectedFunctionsThatNeedPromotion(meta_class);
147 147 if (!promoteFunctions.isEmpty()) {
148 148 s << "class " << promoterClassName(meta_class)
149 149 << " : public " << meta_class->qualifiedCppName() << endl << "{ public:" << endl;
150 150
151 151 foreach(AbstractMetaFunction* fun, promoteFunctions) {
152 152 s << "inline ";
153 153 writeFunctionSignature(s, fun, 0, "promoted_",
154 154 Option(IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
155 155 s << " { ";
156 156 QString scriptFunctionName = fun->originalName();
157 157 AbstractMetaArgumentList args = fun->arguments();
158 158 if (fun->type())
159 159 s << "return ";
160 160 s << meta_class->qualifiedCppName() << "::";
161 161 s << fun->originalName() << "(";
162 162 for (int i = 0; i < args.size(); ++i) {
163 163 if (i > 0)
164 164 s << ", ";
165 165 s << args.at(i)->argumentName();
166 166 }
167 167 s << "); }" << endl;
168 168 }
169 169
170 170 s << "};" << endl << endl;
171 171 }
172 172
173 173 // Wrapper-------------------------------------------------------------------
174 174
175 175 s << "class " << wrapperClassName(meta_class)
176 176 << " : public QObject" << endl
177 177 << "{ Q_OBJECT" << endl;
178 178
179 179 s << "public:" << endl;
180 180
181 181 AbstractMetaEnumList enums1 = meta_class->enums();
182 182 AbstractMetaEnumList enums;
183 183 QList<FlagsTypeEntry*> flags;
184 184 foreach(AbstractMetaEnum* enum1, enums1) {
185 185 // catch gadgets and enums that are not exported on QObjects...
186 186 if (enum1->wasPublic() && (!meta_class->isQObject() || !enum1->hasQEnumsDeclaration())) {
187 187 enums << enum1;
188 188 if (enum1->typeEntry()->flags()) {
189 189 flags << enum1->typeEntry()->flags();
190 190 }
191 191 }
192 192 }
193 193 if (enums.count()) {
194 194 s << "Q_ENUMS(";
195 195 foreach(AbstractMetaEnum* enum1, enums) {
196 196 s << enum1->name() << " ";
197 197 }
198 198 s << ")" << endl;
199 199
200 200 if (flags.count()) {
201 201 s << "Q_FLAGS(";
202 202 foreach(FlagsTypeEntry* flag1, flags) {
203 203 QString origName = flag1->originalName();
204 204 int idx = origName.lastIndexOf("::");
205 205 if (idx!= -1) {
206 206 origName = origName.mid(idx+2);
207 207 }
208 208 s << origName << " ";
209 209 }
210 210 s << ")" << endl;
211 211 }
212 212
213 213 foreach(AbstractMetaEnum* enum1, enums) {
214 214 s << "enum " << enum1->name() << "{" << endl;
215 215 bool first = true;
216 216 foreach(AbstractMetaEnumValue* value, enum1->values()) {
217 217 if (first) { first = false; }
218 218 else { s << ", "; }
219 219 s << " " << value->name() << " = " << meta_class->qualifiedCppName() << "::" << value->name();
220 220 }
221 221 s << "};" << endl;
222 222 }
223 223 if (flags.count()) {
224 224 foreach(AbstractMetaEnum* enum1, enums) {
225 225 if (enum1->typeEntry()->flags()) {
226 226 QString origName = enum1->typeEntry()->flags()->originalName();
227 227 int idx = origName.lastIndexOf("::");
228 228 if (idx!= -1) {
229 229 origName = origName.mid(idx+2);
230 230 }
231 231 s << "Q_DECLARE_FLAGS("<< origName << ", " << enum1->name() <<")"<<endl;
232 232 }
233 233 }
234 234 }
235 235 }
236 236 s << "public slots:" << endl;
237 237 if (meta_class->generateShellClass() || !meta_class->isAbstract()) {
238 238
239 239 bool copyConstructorSeen = false;
240 240 bool defaultConstructorSeen = false;
241 241 foreach (const AbstractMetaFunction *fun, ctors) {
242 242 if (!fun->isPublic() || fun->isAbstract()) { continue; }
243 243 s << meta_class->qualifiedCppName() << "* ";
244 244 writeFunctionSignature(s, fun, 0, "new_",
245 245 Option(IncludeDefaultExpression | OriginalName | ShowStatic));
246 246 s << ";" << endl;
247 247 if (fun->arguments().size()==1 && meta_class->qualifiedCppName() == fun->arguments().at(0)->type()->typeEntry()->qualifiedCppName()) {
248 248 copyConstructorSeen = true;
249 249 }
250 250 if (fun->arguments().size()==0) {
251 251 defaultConstructorSeen = true;
252 252 }
253 253 }
254 254
255 255 if (meta_class->typeEntry()->isValue()
256 256 && !copyConstructorSeen && defaultConstructorSeen) {
257 257 QString className = meta_class->generateShellClass()?shellClassName(meta_class):meta_class->qualifiedCppName();
258 258 s << meta_class->qualifiedCppName() << "* new_" << meta_class->name() << "(const " << meta_class->qualifiedCppName() << "& other) {" << endl;
259 259 s << className << "* a = new " << className << "();" << endl;
260 260 s << "*((" << meta_class->qualifiedCppName() << "*)a) = other;" << endl;
261 261 s << "return a; }" << endl;
262 262 }
263 263 }
264 264 if (meta_class->hasPublicDestructor() && !meta_class->isNamespace()) {
265 265 s << "void delete_" << meta_class->name() << "(" << meta_class->qualifiedCppName() << "* obj) { delete obj; } ";
266 266 s << endl;
267 267 }
268 if (meta_class->name()=="QTreeWidgetItem") {
269 s << "bool py_hasOwner(QTreeWidgetItem* theWrappedObject) { return theWrappedObject->treeWidget()!=NULL || theWrappedObject->parent()!=NULL; }" << endl;
270 } else if (meta_class->name()=="QGraphicsItem") {
271 s << "bool py_hasOwner(QGraphicsItem* theWrappedObject) { return theWrappedObject->scene()!=NULL || theWrappedObject->parentItem()!=NULL; }" << endl;
272 }
273 268
274 269 AbstractMetaFunctionList functions = getFunctionsToWrap(meta_class);
275 270
276 271 foreach (const AbstractMetaFunction *function, functions) {
277 272 if (!function->isSlot() || function->isVirtual()) {
278 273 s << " ";
279 274 writeFunctionSignature(s, function, 0, QString(),
280 275 Option(ConvertReferenceToPtr | FirstArgIsWrappedObject| IncludeDefaultExpression | OriginalName | ShowStatic | UnderscoreSpaces));
281 276 s << ";" << endl;
282 277 }
283 278 }
284 279 if (meta_class->hasDefaultToStringFunction() || meta_class->hasToStringCapability()) {
285 280 s << " QString py_toString(" << meta_class->qualifiedCppName() << "*);" << endl;
286 281 }
287 282 if (meta_class->hasDefaultIsNull()) {
288 283 s << " bool __nonzero__(" << meta_class->qualifiedCppName() << "* obj) { return !obj->isNull(); }" << endl;
289 284 }
290 285
291 286 // Field accessors
292 287 foreach (const AbstractMetaField *field, meta_class->fields()) {
293 288 if (field->isPublic()) {
294 289 writeFieldAccessors(s, field);
295 290 }
296 291 }
297 292
298 293 writeInjectedCode(s, meta_class);
299 294
300 295
301 296 s << "};" << endl << endl
302 297 << "#endif // " << include_block << endl;
303 298
304 299 }
305 300
306 301 void ShellHeaderGenerator::writeInjectedCode(QTextStream &s, const AbstractMetaClass *meta_class)
307 302 {
308 303 CodeSnipList code_snips = meta_class->typeEntry()->codeSnips();
309 304 foreach (const CodeSnip &cs, code_snips) {
310 305 if (cs.language == TypeSystem::PyWrapperDeclaration) {
311 306 s << cs.code() << endl;
312 307 }
313 308 }
314 309 }
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