King_DuckZ/Loki
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use RefToValue.h, add dismiss for the ref guard

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git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@529 7ec92016-0320-0410-acc4-a06ded1c099a
This commit is contained in:
syntheticpp 2006-02-14 11:48:53 +00:00
parent 4f1aa95dce
commit 56ccba6d09
1 changed files with 7 additions and 6 deletions
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13
test/ScopeGuard/main.cpp
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@ -13,8 +13,9 @@
// $Header: // $Header:
#include <loki/ScopeGuard.h> #include <loki/ScopeGuard.h>
#include <loki/RefToValue.h>
#include <vector> #include <vector>
#include <string> #include <string>
#include <iostream> #include <iostream>
@ -22,7 +23,7 @@
void Decrement(int& x) void Decrement(int& x)
{ {
--x; --x;
} }
struct UserDatabase struct UserDatabase
@ -37,7 +38,7 @@ class User
{ {
public: public:
User(UserDatabase* db) : fCount(0), pDB_(db) User(UserDatabase* db) : fCount(0), pDB_(db)
{} {}
std::string GetName(); std::string GetName();
@ -78,10 +79,10 @@ void User::AddFriendGuarded(User& newFriend)
fCount++; fCount++;
Loki::ScopeGuard guardRef = Loki::MakeGuard(Decrement, Loki::ByRef(fCount)); Loki::ScopeGuard guardRef = Loki::MakeGuard(Decrement, Loki::ByRef(fCount));
(void) guardRef;
pDB_->AddFriend(GetName(), newFriend.GetName()); pDB_->AddFriend(GetName(), newFriend.GetName());
guard.Dismiss(); guard.Dismiss();
guardRef.Dismiss();
} }
@ -95,12 +96,12 @@ int main()
try{ u1.AddFriend(u2); } try{ u1.AddFriend(u2); }
catch (...){} catch (...){}
std::cout << "u1 countFriends: " << u1.countFriends() << "\n"; std::cout << "u1 countFriends: " << u1.countFriends() << "\n";
std::cout << "u1 fCount : " << u1.fCount << "\n"; std::cout << "u1 fCount : " << u1.fCount << "\n";
try{ u2.AddFriendGuarded(u1); } try{ u2.AddFriendGuarded(u1); }
catch (...){} catch (...){}
std::cout << "u2 countFriends: " << u2.countFriends() << "\n"; std::cout << "u2 countFriends: " << u2.countFriends() << "\n";
std::cout << "u2 fCount : " << u2.fCount << "\n"; std::cout << "u2 fCount : " << u2.fCount << "\n";
#if defined(__BORLANDC__) || defined(_MSC_VER) #if defined(__BORLANDC__) || defined(_MSC_VER)
system("PAUSE"); system("PAUSE");