diff options
Diffstat (limited to 'indra/newview')
| -rwxr-xr-x | indra/newview/llwindowlistener.cpp | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/indra/newview/llwindowlistener.cpp b/indra/newview/llwindowlistener.cpp index a8e06511d7..734018cfc2 100755 --- a/indra/newview/llwindowlistener.cpp +++ b/indra/newview/llwindowlistener.cpp @@ -44,10 +44,7 @@ #include <typeinfo> #include <map> #include <boost/scoped_ptr.hpp> -#include <boost/lambda/core.hpp> -#include <boost/lambda/bind.hpp> - -namespace bll = boost::lambda; +#include <boost/bind.hpp> LLWindowListener::LLWindowListener(LLViewerWindow *window, const KeyboardGetter& kbgetter) : LLEventAPI("LLWindow", "Inject input events into the LLWindow instance"), @@ -358,6 +355,30 @@ static WhichButton buttons; typedef boost::function<bool(LLCoordGL, MASK)> MouseFunc; +// Wrap a function returning 'void' to return 'true' instead. I'm sure there's +// a more generic way to accomplish this, but generically handling the +// arguments seems to require variadic templates and perfect forwarding. (We +// used to be able to write (boost::lambda::bind(...), true), counting on +// boost::lambda's comma operator overload, until +// https://svn.boost.org/trac/boost/ticket/10864. And boost::phoenix doesn't +// seem to overload comma the same way; or at least not with bind().) +class MouseFuncTrue +{ + typedef boost::function<void(LLCoordGL, MASK)> MouseFuncVoid; + MouseFuncVoid mFunc; + +public: + MouseFuncTrue(const MouseFuncVoid& func): + mFunc(func) + {} + + bool operator()(LLCoordGL coords, MASK mask) const + { + mFunc(coords, mask); + return true; + } +}; + static void mouseEvent(const MouseFunc& func, const LLSD& request) { // Ensure we send response @@ -464,11 +485,11 @@ void LLWindowListener::mouseDown(LLSD const & request) if (actions.valid) { // Normally you can pass NULL to an LLWindow* without compiler - // complaint, but going through boost::lambda::bind() evidently + // complaint, but going through boost::bind() evidently // bypasses that special case: it only knows you're trying to pass an // int to a pointer. Explicitly cast NULL to the desired pointer type. - mouseEvent(bll::bind(actions.down, mWindow, - static_cast<LLWindow*>(NULL), bll::_1, bll::_2), + mouseEvent(boost::bind(actions.down, mWindow, + static_cast<LLWindow*>(NULL), _1, _2), request); } } @@ -478,8 +499,8 @@ void LLWindowListener::mouseUp(LLSD const & request) Actions actions(buttons.lookup(request["button"])); if (actions.valid) { - mouseEvent(bll::bind(actions.up, mWindow, - static_cast<LLWindow*>(NULL), bll::_1, bll::_2), + mouseEvent(boost::bind(actions.up, mWindow, + static_cast<LLWindow*>(NULL), _1, _2), request); } } @@ -489,12 +510,10 @@ void LLWindowListener::mouseMove(LLSD const & request) // We want to call the same central mouseEvent() routine for // handleMouseMove() as for button clicks. But handleMouseMove() returns // void, whereas mouseEvent() accepts a function returning bool -- and - // uses that bool return. Use (void-lambda-expression, true) to construct - // a callable that returns bool anyway. Pass 'true' because we expect that - // our caller will usually treat 'false' as a problem. - mouseEvent((bll::bind(&LLWindowCallbacks::handleMouseMove, mWindow, - static_cast<LLWindow*>(NULL), bll::_1, bll::_2), - true), + // uses that bool return. Use MouseFuncTrue to construct a callable that + // returns bool anyway. + mouseEvent(MouseFuncTrue(boost::bind(&LLWindowCallbacks::handleMouseMove, mWindow, + static_cast<LLWindow*>(NULL), _1, _2)), request); } |