1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242
|
/*
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef BINDINGS_QT_RUNTIME_H_
#define BINDINGS_QT_RUNTIME_H_
#include "BridgeJSC.h"
#include "Completion.h"
#include "Strong.h"
#include "runtime_method.h"
#include <qbytearray.h>
#include <qmetaobject.h>
#include <qpointer.h>
#include <qvariant.h>
namespace JSC {
namespace Bindings {
class QtInstance;
class QtField : public Field {
public:
typedef enum {
MetaProperty,
#ifndef QT_NO_PROPERTIES
DynamicProperty,
#endif
ChildObject
} QtFieldType;
QtField(const QMetaProperty &p)
: m_type(MetaProperty), m_property(p)
{}
#ifndef QT_NO_PROPERTIES
QtField(const QByteArray &b)
: m_type(DynamicProperty), m_dynamicProperty(b)
{}
#endif
QtField(QObject *child)
: m_type(ChildObject), m_childObject(child)
{}
virtual JSValue valueFromInstance(ExecState*, const Instance*) const;
virtual void setValueToInstance(ExecState*, const Instance*, JSValue) const;
QByteArray name() const;
QtFieldType fieldType() const {return m_type;}
private:
QtFieldType m_type;
QByteArray m_dynamicProperty;
QMetaProperty m_property;
QPointer<QObject> m_childObject;
};
class QtMethod : public Method
{
public:
QtMethod(const QMetaObject *mo, int i, const QByteArray &ident, int numParameters)
: m_metaObject(mo),
m_index(i),
m_identifier(ident),
m_nParams(numParameters)
{ }
virtual const char* name() const { return m_identifier.constData(); }
virtual int numParameters() const { return m_nParams; }
private:
friend class QtInstance;
const QMetaObject *m_metaObject;
int m_index;
QByteArray m_identifier;
int m_nParams;
};
template <typename T> class QtArray : public Array
{
public:
QtArray(QList<T> list, QMetaType::Type type, PassRefPtr<RootObject>);
virtual ~QtArray();
RootObject* rootObject() const;
virtual void setValueAt(ExecState*, unsigned index, JSValue) const;
virtual JSValue valueAt(ExecState*, unsigned index) const;
virtual unsigned int getLength() const {return m_length;}
private:
mutable QList<T> m_list; // setValueAt is const!
unsigned int m_length;
QMetaType::Type m_type;
};
// Based on RuntimeMethod
// Extra data classes (to avoid the CELL_SIZE limit on JS objects)
class QtRuntimeMethodData {
public:
virtual ~QtRuntimeMethodData();
RefPtr<QtInstance> m_instance;
};
class QtRuntimeConnectionMethod;
class QtRuntimeMetaMethodData : public QtRuntimeMethodData {
public:
~QtRuntimeMetaMethodData();
QByteArray m_signature;
bool m_allowPrivate;
int m_index;
WriteBarrier<QtRuntimeConnectionMethod> m_connect;
WriteBarrier<QtRuntimeConnectionMethod> m_disconnect;
};
class QtRuntimeConnectionMethodData : public QtRuntimeMethodData {
public:
~QtRuntimeConnectionMethodData();
QByteArray m_signature;
int m_index;
bool m_isConnect;
};
// Common base class (doesn't really do anything interesting)
class QtRuntimeMethod : public InternalFunction {
public:
virtual ~QtRuntimeMethod();
static const ClassInfo s_info;
static FunctionPrototype* createPrototype(ExecState*, JSGlobalObject* globalObject)
{
return globalObject->functionPrototype();
}
static Structure* createStructure(JSGlobalData& globalData, JSValue prototype)
{
return Structure::create(globalData, prototype, TypeInfo(ObjectType, StructureFlags), AnonymousSlotCount, &s_info);
}
protected:
static const unsigned StructureFlags = OverridesGetOwnPropertySlot | OverridesGetPropertyNames | InternalFunction::StructureFlags | OverridesVisitChildren;
QtRuntimeMethodData *d_func() const {return d_ptr;}
QtRuntimeMethod(QtRuntimeMethodData *dd, ExecState *exec, const Identifier &n, PassRefPtr<QtInstance> inst);
QtRuntimeMethodData *d_ptr;
};
class QtRuntimeMetaMethod : public QtRuntimeMethod
{
public:
QtRuntimeMetaMethod(ExecState *exec, const Identifier &n, PassRefPtr<QtInstance> inst, int index, const QByteArray& signature, bool allowPrivate);
virtual bool getOwnPropertySlot(ExecState *, const Identifier&, PropertySlot&);
virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&);
virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&, EnumerationMode mode = ExcludeDontEnumProperties);
virtual void visitChildren(SlotVisitor&);
protected:
QtRuntimeMetaMethodData* d_func() const {return reinterpret_cast<QtRuntimeMetaMethodData*>(d_ptr);}
private:
virtual CallType getCallData(CallData&);
static EncodedJSValue JSC_HOST_CALL call(ExecState* exec);
static JSValue lengthGetter(ExecState*, JSValue, const Identifier&);
static JSValue connectGetter(ExecState*, JSValue, const Identifier&);
static JSValue disconnectGetter(ExecState*, JSValue, const Identifier&);
};
class QtConnectionObject;
class QtRuntimeConnectionMethod : public QtRuntimeMethod
{
public:
QtRuntimeConnectionMethod(ExecState *exec, const Identifier &n, bool isConnect, PassRefPtr<QtInstance> inst, int index, const QByteArray& signature );
virtual bool getOwnPropertySlot(ExecState *, const Identifier&, PropertySlot&);
virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&);
virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&, EnumerationMode mode = ExcludeDontEnumProperties);
protected:
QtRuntimeConnectionMethodData* d_func() const {return reinterpret_cast<QtRuntimeConnectionMethodData*>(d_ptr);}
private:
virtual CallType getCallData(CallData&);
static EncodedJSValue JSC_HOST_CALL call(ExecState* exec);
static JSValue lengthGetter(ExecState*, JSValue, const Identifier&);
static QMultiMap<QObject *, QtConnectionObject *> connections;
friend class QtConnectionObject;
};
class QtConnectionObject: public QObject
{
public:
QtConnectionObject(JSGlobalData&, PassRefPtr<QtInstance> instance, int signalIndex, JSObject* thisObject, JSObject* funcObject);
~QtConnectionObject();
static const QMetaObject staticMetaObject;
virtual const QMetaObject *metaObject() const;
virtual void *qt_metacast(const char *);
virtual int qt_metacall(QMetaObject::Call, int, void **argv);
bool match(QObject *sender, int signalIndex, JSObject* thisObject, JSObject *funcObject);
// actual slot:
void execute(void **argv);
private:
RefPtr<QtInstance> m_instance;
int m_signalIndex;
QObject* m_originalObject; // only used as a key, not dereferenced
Strong<JSObject> m_thisObject;
Strong<JSObject> m_funcObject;
};
QVariant convertValueToQVariant(ExecState* exec, JSValue value, QMetaType::Type hint, int *distance);
JSValue convertQVariantToValue(ExecState* exec, PassRefPtr<RootObject> root, const QVariant& variant);
} // namespace Bindings
} // namespace JSC
#endif
|