[size=1em][size=1em]class [size=1em] InterfaceU19 i) X) Y$ V' [) H" C7 b, O [size=1em]{ [size=1em]public: [size=1em] virtual void func1() = 0; [size=1em]}& R/ @" U& R8 }+ U+ { [size=1em]class [size=1em] InterfaceU2 [size=1em]{( I& C: W: b0 q5 J( \- v6 p [size=1em]public: [size=1em] virtual void func2() = 0; w: L- \) H' D7 k! c( B( V+ d& _ [size=1em]}6 A- W. `! F' C7 H , t; x( g9 O1 q, T [size=1em]class [size=1em] Wrapper5 Q3 ?# O- b7 I5 m/ f0 v4 E [size=1em]{$ q5 o: F6 v4 m0 \- _& E- }8 o0 P [size=1em]public: [size=1em] virtual InterfaceU1* getInterface1() = 0; [size=1em] virtual InterfaceU2* getInterface2() = 0;. d- t" {! [, k M [size=1em]} [size=1em]class" t& H" r7 n9 y3 K/ G$ L0 I [size=1em] Base : public Wrapper, public InterfaceU1, public InterfaceU2 [size=1em]{* u9 \! P! B6 S [size=1em]public: [size=1em] virtual InterfaceU1* getInterface1()9 W5 s( v! V1 ] [size=1em] {- L1 K2 n- o4 k6 B2 c$ U [size=1em] return this;% U5 D v7 @8 p& ~! ?; v [size=1em] }2 h, l$ b! F. ^% D- o* k; g [size=1em] virtual InterfaceU2* getInterface2(); a E/ {$ E0 k8 F [size=1em] {8 g/ q6 ~; p0 c4 D! N- { : \; j0 h/ b, h% D [size=1em] return this;& c) b8 s7 J+ d5 u3 ] [size=1em] }$ e6 X! Q7 I" O$ _2 I [size=1em] virtual void func1()8 Z; O9 m. p" I: u1 Q [size=1em] { [size=1em] printf("%s", "func1"); [size=1em] }. y2 O1 q' {* O# F$ c8 {, E [size=1em] virtual void func2()3 `: S/ w' ]( o3 O! Q/ X3 U: q, F [size=1em] { [size=1em] printf("%s", "func2"); [size=1em] }! k' Z8 Q* a0 y/ H8 y& X. K. t [size=1em]} |
[size=1em]1 [size=1em]2 | [size=1em][size=1em]Base* pBase = new Base(); [size=1em]pBase->getInterface1()->func1();' C* Q7 a: \# O, B0 F* `9 R3 A . h+ a5 F! ~) N6 J2 r |
[size=1em]1 0 x* p6 U5 V" \( V[size=1em]2 ' o+ C9 a H/ `% e- ~ a! S[size=1em]3 | [size=1em][size=1em]Base* pBase = new Base(); [size=1em]InterfaceU1* pInterface1 = pBase->getInterface1(); [size=1em]pInterface1->func1();: K# C+ [( k/ i , h. I/ p6 X1 l |
[size=1em]1 [size=1em]2 [size=1em]3 : R0 l( W" `8 C5 Q0 \# v+ G[size=1em]4 6 z. ~* V: Y& R9 Y/ g1 D7 w' ^ | [size=1em][size=1em] ) U+ ]# v" u0 c! C0 h) _ [size=1em]vTable:Wrapper |Base::getInterface1()|Base::getInterface2()|Base::func1()|Base::func2()|1 v$ L' G: y" u2 s7 L: s [size=1em]vTable:InterfaceU1 |Base::func1()|9 O! z& l/ M- V1 U [size=1em]vTable:InterfaceU2 |Base::func2()|9 [2 e8 y# O3 {: G |
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