63 #ifdef QT_BUILD_INTERNAL

    64 #include <private/qobject_p.h>

    65 #endif

    66 

   128     void isSignalConnected();

   129     void qMetaObjectConnect();

  3025 class ManySignals : public QObject

  3026 {   Q_OBJECT

  3027     friend class tst_QObject;

  3028 signals:

  3029     void sig00(); void sig01(); void sig02(); void sig03(); void sig04();

  3030     void sig05(); void sig06(); void sig07(); void sig08(); void sig09();

  3031     void sig10(); void sig11(); void sig12(); void sig13(); void sig14();

  3032     void sig15(); void sig16(); void sig17(); void sig18(); void sig19();

  3033     void sig20(); void sig21(); void sig22(); void sig23(); void sig24();

  3034     void sig25(); void sig26(); void sig27(); void sig28(); void sig29();

  3035     void sig30(); void sig31(); void sig32(); void sig33(); void sig34();

  3036     void sig35(); void sig36(); void sig37(); void sig38(); void sig39();

  3037     void sig40(); void sig41(); void sig42(); void sig43(); void sig44();

  3038     void sig45(); void sig46(); void sig47(); void sig48(); void sig49();

  3039     void sig50(); void sig51(); void sig52(); void sig53(); void sig54();

  3040     void sig55(); void sig56(); void sig57(); void sig58(); void sig59();

  3041     void sig60(); void sig61(); void sig62(); void sig63(); void sig64();

  3042     void sig65(); void sig66(); void sig67(); void sig68(); void sig69();

  3043 

  3044 public slots:

  3045     void received() { rec++; }

  3046 public:

  3047     int rec;

  3048 };

  3049 

  3050 

  3051 void tst_QObject::isSignalConnected()

  3052 {

  3053     ManySignals o;

  3054     o.rec = 0;

  3055 #ifdef QT_BUILD_INTERNAL

  3056     QObjectPrivate *priv = QObjectPrivate::get(&o);

  3057     QVERIFY(!priv->isSignalConnected(priv->signalIndex("destroyed()")));

  3058     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig00()")));

  3059     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig05()")));

  3060     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig15()")));

  3061     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig29()")));

  3062     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig60()")));

  3063     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig61()")));

  3064 #endif

  3065 

  3066     QObject::connect(&o, SIGNAL(sig00()), &o, SIGNAL(sig69()));

  3067     QObject::connect(&o, SIGNAL(sig34()), &o, SIGNAL(sig03()));

  3068     QObject::connect(&o, SIGNAL(sig69()), &o, SIGNAL(sig34()));

  3069     QObject::connect(&o, SIGNAL(sig03()), &o, SIGNAL(sig18()));

  3070 

  3071 #ifdef QT_BUILD_INTERNAL

  3072     QVERIFY(!priv->isSignalConnected(priv->signalIndex("destroyed()")));

  3073     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig05()")));

  3074     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig15()")));

  3075     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig29()")));

  3076 

  3077     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig00()")));

  3078     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig03()")));

  3079     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig34()")));

  3080     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig69()")));

  3081     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig18()")));

  3082 #endif

  3083 

  3084     QObject::connect(&o, SIGNAL(sig18()), &o, SIGNAL(sig29()));

  3085     QObject::connect(&o, SIGNAL(sig29()), &o, SIGNAL(sig62()));

  3086     QObject::connect(&o, SIGNAL(sig62()), &o, SIGNAL(sig28()));

  3087     QObject::connect(&o, SIGNAL(sig28()), &o, SIGNAL(sig27()));

  3088 

  3089 #ifdef QT_BUILD_INTERNAL

  3090     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig18()")));

  3091     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig62()")));

  3092     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig28()")));

  3093     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig69()")));

  3094     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig27()")));

  3095 #endif

  3096 

  3097     QCOMPARE(o.rec, 0);

  3098     emit o.sig01();

  3099     emit o.sig34();

  3100     QCOMPARE(o.rec, 0);

  3101 

  3102     QObject::connect(&o, SIGNAL(sig27()), &o, SLOT(received()));

  3103 

  3104 #ifdef QT_BUILD_INTERNAL

  3105     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig00()")));

  3106     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig03()")));

  3107     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig34()")));

  3108     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig18()")));

  3109     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig62()")));

  3110     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig28()")));

  3111     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig69()")));

  3112     QVERIFY(priv->isSignalConnected(priv->signalIndex("sig27()")));

  3113 

  3114     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig04()")));

  3115     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig21()")));

  3116     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig25()")));

  3117     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig55()")));

  3118     QVERIFY(!priv->isSignalConnected(priv->signalIndex("sig61()")));

  3119 #endif

  3120 

  3121     emit o.sig00();

  3122     QCOMPARE(o.rec, 1);

  3123     emit o.sig69();

  3124     QCOMPARE(o.rec, 2);

  3125     emit o.sig36();

  3126     QCOMPARE(o.rec, 2);

  3127 }

  3128 

  3129 void tst_QObject::qMetaObjectConnect()

  3130 {

  3131     SenderObject *s = new SenderObject;

  3132     ReceiverObject *r1 = new ReceiverObject;

  3133     ReceiverObject *r2 = new ReceiverObject;

  3134     r1->reset();

  3135     r2->reset();

  3136     ReceiverObject::sequence = 0;

  3137 

  3138     int signal1Index = s->metaObject()->indexOfSignal("signal1()");

  3139     int signal3Index = s->metaObject()->indexOfSignal("signal3()");

  3140     int slot1Index = r1->metaObject()->indexOfSlot("slot1()");

  3141     int slot2Index = r1->metaObject()->indexOfSlot("slot2()");

  3142     int slot3Index = r1->metaObject()->indexOfSlot("slot3()");

  3143 

  3144     QVERIFY(slot1Index > 0);

  3145     QVERIFY(slot2Index > 0);

  3146     QVERIFY(slot3Index > 0);

  3147 

  3148     QVERIFY( QMetaObject::connect( s, signal1Index, r1, slot1Index) );

  3149     QVERIFY( QMetaObject::connect( s, signal3Index, r2, slot3Index) );

  3150     QVERIFY( QMetaObject::connect( s, -1, r2, slot2Index) );

  3151 

  3152     QCOMPARE( r1->count_slot1, 0 );

  3153     QCOMPARE( r1->count_slot2, 0 );

  3154     QCOMPARE( r1->count_slot3, 0 );

  3155     QCOMPARE( r2->count_slot1, 0 );

  3156     QCOMPARE( r2->count_slot2, 0 );

  3157     QCOMPARE( r2->count_slot3, 0 );

  3158 

  3159     s->emitSignal1();

  3160 

  3161     QCOMPARE( r1->count_slot1, 1 );

  3162     QCOMPARE( r1->count_slot2, 0 );

  3163     QCOMPARE( r1->count_slot3, 0 );

  3164     QCOMPARE( r2->count_slot1, 0 );

  3165     QCOMPARE( r2->count_slot2, 1 );

  3166     QCOMPARE( r2->count_slot3, 0 );

  3167 

  3168     s->emitSignal2();

  3169     s->emitSignal3();

  3170     s->emitSignal4();

  3171 

  3172     QCOMPARE( r1->count_slot1, 1 );

  3173     QCOMPARE( r1->count_slot2, 0 );

  3174     QCOMPARE( r1->count_slot3, 0 );

  3175     QCOMPARE( r2->count_slot1, 0 );

  3176     QCOMPARE( r2->count_slot2, 4 );

  3177     QCOMPARE( r2->count_slot3, 1 );

  3178 

  3179     QVERIFY( QMetaObject::disconnect( s, signal1Index, r1, slot1Index) );

  3180     QVERIFY( QMetaObject::disconnect( s, signal3Index, r2, slot3Index) );

  3181     QVERIFY( QMetaObject::disconnect( s, -1, r2, slot2Index) );

  3182 

  3183     s->emitSignal1();

  3184     s->emitSignal2();

  3185     s->emitSignal3();

  3186     s->emitSignal4();

  3187 

  3188     QCOMPARE( r1->count_slot1, 1 );

  3189     QCOMPARE( r1->count_slot2, 0 );

  3190     QCOMPARE( r1->count_slot3, 0 );

  3191     QCOMPARE( r2->count_slot1, 0 );

  3192     QCOMPARE( r2->count_slot2, 4 );

  3193     QCOMPARE( r2->count_slot3, 1 );

  3194 

  3195     //some "dynamic" signal

  3196     QVERIFY( QMetaObject::connect( s, s->metaObject()->methodOffset() + 20, r1, slot3Index) );

  3197     QVERIFY( QMetaObject::connect( s, s->metaObject()->methodOffset() + 35, r2, slot1Index) );

  3198     QVERIFY( QMetaObject::connect( s, -1, r1, slot2Index) );

  3199 

  3200     r1->reset();

  3201     r2->reset();

  3202 

  3203     void *args[] = { 0 , 0 };

  3204     QMetaObject::activate(s, s->metaObject()->methodOffset() + 20, args);

  3205     QMetaObject::activate(s, s->metaObject()->methodOffset() + 48, args);

  3206     QCOMPARE( r1->count_slot1, 0 );

  3207     QCOMPARE( r1->count_slot2, 2 );

  3208     QCOMPARE( r1->count_slot3, 1 );

  3209     QCOMPARE( r2->count_slot1, 0 );

  3210     QCOMPARE( r2->count_slot2, 0 );

  3211     QCOMPARE( r2->count_slot3, 0 );

  3212 

  3213     QMetaObject::activate(s, s->metaObject()->methodOffset() + 35, args);

  3214     s->emitSignal1();

  3215     s->emitSignal2();

  3216 

  3217     QCOMPARE( r1->count_slot1, 0 );

  3218     QCOMPARE( r1->count_slot2, 5 );

  3219     QCOMPARE( r1->count_slot3, 1 );

  3220     QCOMPARE( r2->count_slot1, 1 );

  3221     QCOMPARE( r2->count_slot2, 0 );

  3222     QCOMPARE( r2->count_slot3, 0 );

  3223 

  3224     delete s;

  3225     r1->reset();

  3226     r2->reset();

  3227 

  3228 #define SIGNAL_INDEX(S)  obj1.metaObject()->indexOfSignal(QMetaObject::normalizedSignature(#S))

  3229     OverloadObject obj1;

  3230     QObject obj2, obj3;

  3231 

  3232     QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(int)) , r1, slot1Index);

  3233     QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(QObject *, QObject *, QObject *)) , r2, slot1Index);

  3234 

  3235     QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(QObject *, QObject *, QObject *, QObject *)) , r1, slot2Index);

  3236     QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(QObject *)) , r2, slot2Index);

  3237     QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(int, int)) , r1, slot3Index);

  3238 

  3239     emit obj1.sig(0.5); //connected to nothing

  3240     emit obj1.sig(1, 'a'); //connected to nothing

  3241     QCOMPARE( r1->count_slot1, 0 );

  3242     QCOMPARE( r1->count_slot2, 0 );

  3243     QCOMPARE( r1->count_slot3, 0 );

  3244     QCOMPARE( r2->count_slot1, 0 );

  3245     QCOMPARE( r2->count_slot2, 0 );

  3246     QCOMPARE( r2->count_slot3, 0 );

  3247 

  3248     emit obj1.sig(1); //this signal is connected

  3249     emit obj1.sig(&obj2);

  3250 

  3251     QCOMPARE( r1->count_slot1, 1 );

  3252     QCOMPARE( r1->count_slot2, 0 );

  3253     QCOMPARE( r1->count_slot3, 1 );

  3254     QCOMPARE( r2->count_slot1, 0 );

  3255     QCOMPARE( r2->count_slot2, 1 );

  3256     QCOMPARE( r2->count_slot3, 0 );

  3257 

  3258     emit obj1.sig(&obj2, &obj3); //this signal is connected

  3259 

  3260     QCOMPARE( r1->count_slot1, 1 );

  3261     QCOMPARE( r1->count_slot2, 1 );

  3262     QCOMPARE( r1->count_slot3, 1 );

  3263     QCOMPARE( r2->count_slot1, 1 );

  3264     QCOMPARE( r2->count_slot2, 1 );

  3265     QCOMPARE( r2->count_slot3, 0 );

  3266 

  3267     delete r1;

  3268     delete r2;

  3269 

  3270 }

  3271