[size=1em][size=1em]class [size=1em] InterfaceU1 [size=1em]{ [size=1em]public:0 {7 ~0 Q5 M3 b: i* d$ b2 ~% f5 u [size=1em] virtual void func1() = 0;$ x% i# B: S1 ~( u( ] [size=1em]}* X2 }' K+ o6 D [size=1em]class [size=1em] InterfaceU23 O( x) F, L. A( p% k. Z3 p [size=1em]{8 m: [+ O* q& e% J9 z$ F [size=1em]public: [size=1em] virtual void func2() = 0; [size=1em]}( X+ m5 x. P4 r3 V2 g [size=1em]class [size=1em] Wrapper [size=1em]{( h' [5 h9 t: T [size=1em]public:$ ?2 x3 E; a+ H [size=1em] virtual InterfaceU1* getInterface1() = 0;# L. B ~8 U% Z2 o. V/ ^' P [size=1em] virtual InterfaceU2* getInterface2() = 0;# E3 Y: [9 s) m% o% O) D7 D! B; W [size=1em]} [size=1em]class K0 R% R0 C9 r0 w [size=1em] Base : public Wrapper, public InterfaceU1, public InterfaceU2" m( f) j* y' ? [size=1em]{8 y( T! k r8 q4 V& A [size=1em]public: [size=1em] virtual InterfaceU1* getInterface1() [size=1em] { [size=1em] return this;2 G5 k0 G# z7 _$ {: a [size=1em] } [size=1em] virtual InterfaceU2* getInterface2() [size=1em] {6 X0 |7 B1 o5 @% T0 r) L ) A; F6 y% a! l/ r& b1 O [size=1em] return this; [size=1em] } [size=1em] virtual void func1() [size=1em] { [size=1em] printf("%s", "func1");$ j! u G6 I- v [size=1em] } [size=1em] virtual void func2() [size=1em] {. W2 ^* e! g% f: U/ L [size=1em] printf("%s", "func2");7 ~" E+ @" A8 [/ w( a$ S8 h [size=1em] } [size=1em]} $ P- b' S/ I& W% G0 l* e |
[size=1em]1 " }- D6 g3 A( G, K2 n[size=1em]2 ( K7 h/ Y, c! _2 C" e' l# E | [size=1em][size=1em]Base* pBase = new Base();5 p% o8 g2 \' u& x: X: t [size=1em]pBase->getInterface1()->func1();, D: R, Y2 n' n \. _/ b3 q 7 R; P; g( a1 F7 d9 ^3 H |
[size=1em]1 % R* V. N* T/ h0 A[size=1em]2 % i, U( T9 t. o# ^, P- R[size=1em]3 | [size=1em][size=1em]Base* pBase = new Base();5 P4 k( y; s8 @6 q& r5 ?: L [size=1em]InterfaceU1* pInterface1 = pBase->getInterface1(); [size=1em]pInterface1->func1();1 `; g1 V$ w4 A$ Z5 s' A1 P8 y- ? 9 V0 }) b: c- h3 a! K3 a: r |
[size=1em]1 & O% t! l9 N, M. X9 x+ L" T[size=1em]2 8 g/ I' |: q c# @[size=1em]3 7 s2 H4 ^9 U: ]: ?[size=1em]4 | [size=1em][size=1em] 8 T% F7 O( \. `5 o& R" | [size=1em]vTable:Wrapper |Base::getInterface1()|Base::getInterface2()|Base::func1()|Base::func2()|! e4 w' q& j( N, B" L [size=1em]vTable:InterfaceU1 |Base::func1()| [size=1em]vTable:InterfaceU2 |Base::func2()| ; z0 |! z5 Y+ w/ c5 y |
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