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C++ callbacks函数代码示例

本文整理汇总了C++中callbacks函数的典型用法代码示例。如果您正苦于以下问题：C++ callbacks函数的具体用法？C++ callbacks怎么用？C++ callbacks使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了callbacks函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: GenerateCode

            virtual std::string GenerateCode(gd::Instruction & instruction, gd::EventsCodeGenerator & codeGenerator, gd::EventsCodeGenerationContext & context)
            {
                std::string value1Code;
                {
                    gd::CallbacksForGeneratingExpressionCode callbacks(value1Code, codeGenerator, context);
                    gd::ExpressionParser parser(instruction.GetParameters()[0].GetPlainString());
                    if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || value1Code.empty()) value1Code = "0";
                }

                std::string value2Code;
                {
                    gd::CallbacksForGeneratingExpressionCode callbacks(value2Code, codeGenerator, context);
                    gd::ExpressionParser parser(instruction.GetParameters()[2].GetPlainString());
                    if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || value2Code.empty()) value2Code = "0";
                }

                std::string resultingBoolean = codeGenerator.GenerateBooleanFullName("conditionTrue", context)+".val";

                if ( instruction.GetParameters()[1].GetPlainString() == "=" || instruction.GetParameters()[1].GetPlainString().empty() )
                    return resultingBoolean + " = ("+value1Code+" == "+value2Code+");\n";
                else if ( instruction.GetParameters()[1].GetPlainString() == ">")
                    return resultingBoolean + " = ("+value1Code+" > "+value2Code+");\n";
                else if ( instruction.GetParameters()[1].GetPlainString() == "<")
                    return resultingBoolean + " = ("+value1Code+" < "+value2Code+");\n";
                else if ( instruction.GetParameters()[1].GetPlainString() == "<=")
                    return resultingBoolean + " = ("+value1Code+" <= "+value2Code+");\n";
                else if ( instruction.GetParameters()[1].GetPlainString() == ">=")
                    return resultingBoolean + " = ("+value1Code+" >= "+value2Code+");\n";
                else if ( instruction.GetParameters()[1].GetPlainString() == "!=")
                    return resultingBoolean + " = ("+value1Code+" != "+value2Code+");\n";

                return "";
            };
开发者ID:Slulego，项目名称:GD，代码行数:33，代码来源:SceneExtension.cpp

示例2: callbacks

void Save_Widget::widget_update()
{
    callbacks(false);

    try
    {
        if (_plugin)
        {
            String tmp;
            tmp = _plugin->option(
                _plugin->options()[Save::COLOR_PROFILE_OPTION]);
            tmp >> _options.color_profile;
            tmp = _plugin->option(_plugin->options()[Save::FILM_PRINT_OPTION]);
            tmp >> _options.film_print;
        }
    }
    catch (String) {}

    _color_profile_widget->set(_options.color_profile);
    _black_widget->set(_options.film_print.black);
    _white_widget->set(_options.film_print.white);
    _gamma_widget->set(_options.film_print.gamma);

    callbacks(true);
}
开发者ID:UIKit0，项目名称:djv，代码行数:25，代码来源:djv_cineon_save_widget.cpp

示例3: callbacks

void Save_Widget::widget_update()
{
    callbacks(false);

    try
    {
        if (_plugin)
        {
            String tmp;
            tmp = _plugin->option(
                _plugin->options()[Save::COLOR_PROFILE_OPTION]);
            tmp >> _options.color_profile;
            tmp = _plugin->option(_plugin->options()[Save::FILM_PRINT_OPTION]);
            tmp >> _options.film_print;
            tmp = _plugin->option(_plugin->options()[Save::VERSION_OPTION]);
            tmp >> _options.version;
            tmp = _plugin->option(_plugin->options()[Save::TYPE_OPTION]);
            tmp >> _options.type;
            tmp = _plugin->option(_plugin->options()[Save::ENDIAN_OPTION]);
            tmp >> _options.endian;
        }
    }
    catch (String) {}

    _color_profile_widget->set(_options.color_profile);
    _black_widget->set(_options.film_print.black);
    _white_widget->set(_options.film_print.white);
    _gamma_widget->set(_options.film_print.gamma);
    _version_widget->set(_options.version);
    _type_widget->set(_options.type);
    _endian_widget->set(_options.endian);

    callbacks(true);
}
开发者ID:UIKit0，项目名称:djv，代码行数:34，代码来源:djv_dpx_save_widget.cpp

示例4: GenerateCode

            virtual std::string GenerateCode(gd::Instruction & instruction, gd::EventsCodeGenerator & codeGenerator, gd::EventsCodeGenerationContext & context)
            {
                std::string expressionCode;
                {
                    gd::CallbacksForGeneratingExpressionCode callbacks(expressionCode, codeGenerator, context);
                    gd::ExpressionParser parser(instruction.GetParameters()[2].GetPlainString());
                    if (!parser.ParseStringExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || expressionCode.empty())
                        expressionCode = "\"\"";
                }

                std::string varGetter;
                {
                    VariableCodeGenerationCallbacks callbacks(varGetter, codeGenerator, context, VariableCodeGenerationCallbacks::LAYOUT_VARIABLE);
                    gd::VariableParser parser(instruction.GetParameters()[0].GetPlainString());
                    if ( !parser.Parse(callbacks) )
                        varGetter = "runtimeScene.getVariables().get(\"\")";
                }

                std::string op = instruction.GetParameters()[1].GetPlainString();
                if ( op == "=" )
                    return varGetter+".setString("+expressionCode+");\n";
                else if ( op == "+" )
                    return varGetter+".concatenate("+expressionCode+");\n";

                return "";
            };
开发者ID:Slulego，项目名称:GD，代码行数:26，代码来源:VariablesExtension.cpp

示例5: callbacks

void Application_Message_Dialog::widget_update()
{
    callbacks(false);

    _widget->set(String_Util::join(_list, "\n"));

    callbacks(true);
}
开发者ID:UIKit0，项目名称:djv，代码行数:8，代码来源:djv_application_message_dialog.cpp

示例6: wrap

 static Wrapped wrap(CallbackArray<NbEvents>& callbacks, Func&& func)
 {
     callbacks[Idx] = std::unique_ptr<CallbackHandler<Func>>( new CallbackHandler<Func>( std::forward<Func>( func ) ) );
     return [](void* opaque, Args... args) -> Ret {
         auto boxed = BoxOpaque<NbEvents, Strategy>( opaque, std::forward<Args>( args )... );
         assert(boxed.callbacks()[Idx] != nullptr );
         auto cbHandler = static_cast<CallbackHandler<Func>*>( boxed.callbacks()[Idx].get() );
         return cbHandler->func( boxed, std::forward<Args>(args)... );
     };
 }
开发者ID:mwgoldsmith，项目名称:libvlcpp，代码行数:10，代码来源:common.hpp

示例7: GenerateCode

            virtual std::string GenerateCode(gd::Instruction & instruction, gd::EventsCodeGenerator & codeGenerator, gd::EventsCodeGenerationContext & context)
            {
                std::string outputCode;

                std::vector<std::string> realObjects = codeGenerator.ExpandObjectsName(instruction.GetParameter(0).GetPlainString(), context);
                for (unsigned int i = 0;i<realObjects.size();++i)
                {
                    context.SetCurrentObject(realObjects[i]);
                    context.ObjectsListNeeded(realObjects[i]);

                    std::string newX, newY;

                    std::string expression1Code;
                    {
                        gd::CallbacksForGeneratingExpressionCode callbacks(expression1Code, codeGenerator, context);
                        gd::ExpressionParser parser(instruction.GetParameters()[2].GetPlainString());
                        if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || expression1Code.empty())
                            expression1Code = "0";
                    }

                    std::string expression2Code;
                    {
                        gd::CallbacksForGeneratingExpressionCode callbacks(expression2Code, codeGenerator, context);
                        gd::ExpressionParser parser(instruction.GetParameters()[4].GetPlainString());
                        if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || expression2Code.empty())
                            expression2Code = "0";
                    }

                    std::string op1 = instruction.GetParameter(1).GetPlainString();
                    if ( op1 == "=" || op1.empty() )
                        newX = expression1Code;
                    else if ( op1 == "/" || op1 == "*" || op1 == "-" || op1 == "+" )
                        newX = codeGenerator.GetObjectListName(realObjects[i], context)+"[i].getX() "+op1 + expression1Code;
                    else
                        return "";
                    std::string op2 = instruction.GetParameter(3).GetPlainString();
                    if ( op2 == "=" || op2.empty() )
                        newY = expression2Code;
                    else if ( op2 == "/" || op2 == "*" || op2 == "-" || op2 == "+" )
                        newY = codeGenerator.GetObjectListName(realObjects[i], context)+"[i].getY() "+op2 + expression2Code;
                    else
                        return "";

                    std::string call = codeGenerator.GetObjectListName(realObjects[i], context)+"[i].setPosition("+newX+","+newY+")";

                    outputCode += "for(var i = 0, len = "+codeGenerator.GetObjectListName(realObjects[i], context)+".length ;i < len;++i) {\n";
                    outputCode += "    "+call+";\n";
                    outputCode += "}\n";

                    context.SetNoCurrentObject();
                }

                return outputCode;
            };
开发者ID:manolaz，项目名称:GDJS，代码行数:54，代码来源:BaseObjectExtension.cpp

示例8: callbacks

void Save_Widget::plugin_update()
{
    callbacks(false);

    if (_plugin)
    {
        String tmp;
        tmp << _options.codec;
        _plugin->option(_plugin->options()[Save::CODEC], &tmp);
    }

    callbacks(true);
}
开发者ID:UIKit0，项目名称:djv，代码行数:13，代码来源:djv_libquicktime_save_widget.cpp

示例9: switch

void AttachedDetachedInvocation::dispatch(Element* element)
{
    switch (m_which) {
    case CustomElementLifecycleCallbacks::AttachedCallback:
        callbacks()->attached(element);
        break;
    case CustomElementLifecycleCallbacks::DetachedCallback:
        callbacks()->detached(element);
        break;
    default:
        ASSERT_NOT_REACHED();
    }
}
开发者ID:smilusingjavascript，项目名称:blink，代码行数:13，代码来源:CustomElementCallbackInvocation.cpp

示例10: DJV_DEBUG

void Window::frame_update()
{
    DJV_DEBUG(String_Format("Window::frame_update(%%)").arg(int64_t(this)));
    DJV_DEBUG_PRINT("frame = " << _frame);

    callbacks(false);

    _slider->set(_frame);

    _widget->set(_movie.image(_frame));
    _widget->redraw();

    callbacks(true);
}
开发者ID:UIKit0，项目名称:djv，代码行数:14，代码来源:djv_audio_window.cpp

示例11: if

std::set < std::string > EventsVariablesFinder::FindArgumentsInInstructions(const gd::Platform & platform,
    const gd::Project & project, const gd::Layout & layout, const vector < gd::Instruction > & instructions,
    bool instructionsAreConditions, const std::string & parameterType, const std::string & objectName)
{
    std::set < std::string > results;

    for (unsigned int aId = 0;aId < instructions.size();++aId)
    {
        std::string lastObjectParameter = "";
        gd::InstructionMetadata instrInfos = instructionsAreConditions ? MetadataProvider::GetConditionMetadata(platform, instructions[aId].GetType()) :
                                                                         MetadataProvider::GetActionMetadata(platform, instructions[aId].GetType());
        for (unsigned int pNb = 0;pNb < instrInfos.parameters.size();++pNb)
        {
            //The parameter has the searched type...
            if ( instrInfos.parameters[pNb].type == parameterType )
            {
                //...remember the value of the parameter.
                if (objectName.empty() || lastObjectParameter == objectName)
                    results.insert(instructions[aId].GetParameter(pNb).GetPlainString());
            }
            //Search in expressions
            else if (instrInfos.parameters[pNb].type == "expression")
            {
                CallbacksForSearchingVariable callbacks(results, parameterType, objectName);

                gd::ExpressionParser parser(instructions[aId].GetParameter(pNb).GetPlainString());
                parser.ParseMathExpression(platform, project, layout, callbacks);
            }
            //Search in string expressions
            else if (instrInfos.parameters[pNb].type == "string"||instrInfos.parameters[pNb].type == "file" ||instrInfos.parameters[pNb].type == "joyaxis" ||instrInfos.parameters[pNb].type == "color"||instrInfos.parameters[pNb].type == "layer")
            {
                CallbacksForSearchingVariable callbacks(results, parameterType, objectName);

                gd::ExpressionParser parser(instructions[aId].GetParameter(pNb).GetPlainString());
                parser.ParseStringExpression(platform, project, layout, callbacks);
            }
            //Remember the value of the last "object" parameter.
            else if (gd::ParameterMetadata::IsObject(instrInfos.parameters[pNb].type))
            {
                lastObjectParameter = instructions[aId].GetParameter(pNb).GetPlainString();
            }
        }

        if ( !instructions[aId].GetSubInstructions().empty() )
            FindArgumentsInInstructions(platform, project, layout, instructions[aId].GetSubInstructions(),
                instructionsAreConditions, parameterType);
    }

    return results;
}
开发者ID:cubemoon，项目名称:GD，代码行数:50，代码来源:EventsVariablesFinder.cpp

示例12: callbacks

void File_Browser::widget_update()
{
    //DJV_DEBUG("File_Browser::widget_update");
    //DJV_DEBUG_PRINT("value = " << _value);
    //DJV_DEBUG_PRINT("value seq = " << _value.seq());

    callbacks(false);

    _value_widget->set(_value);

    _seq_widget->set(_seq);

    callbacks(true);
}
开发者ID:UIKit0，项目名称:djv，代码行数:14，代码来源:djv_file_browser.cpp

示例13: defined

SceneExtension::SceneExtension()
{
    gd::BuiltinExtensionsImplementer::ImplementsSceneExtension(*this);

    #if defined(GD_IDE_ONLY)
    GetAllExpressions()["Random"].SetFunctionName("GDpriv::CommonInstructions::Random").SetIncludeFile("GDCpp/Extensions/Builtin/CommonInstructionsTools.h");
    GetAllStrExpressions()["CurrentSceneName"].SetFunctionName("GetSceneName").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllConditions()["DepartScene"].SetFunctionName("SceneJustBegins").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllActions()["Scene"].SetFunctionName("ReplaceScene").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllActions()["PushScene"].SetFunctionName("PushScene").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllActions()["PopScene"].SetFunctionName("PopScene").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllActions()["Quit"].SetFunctionName("StopGame").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllActions()["SceneBackground"].SetFunctionName("ChangeSceneBackground").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");
    GetAllActions()["DisableInputWhenFocusIsLost"].SetFunctionName("DisableInputWhenFocusIsLost").SetIncludeFile("GDCpp/Extensions/Builtin/RuntimeSceneTools.h");

    GetAllConditions()["Egal"].codeExtraInformation
        .SetCustomCodeGenerator([](gd::Instruction & instruction, gd::EventsCodeGenerator & codeGenerator, gd::EventsCodeGenerationContext & context) {
            gd::String value1Code;
            {
                gd::CallbacksForGeneratingExpressionCode callbacks(value1Code, codeGenerator, context);
                gd::ExpressionParser parser(instruction.GetParameters()[0].GetPlainString());
                if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || value1Code.empty()) value1Code = "0";
            }

            gd::String value2Code;
            {
                gd::CallbacksForGeneratingExpressionCode callbacks(value2Code, codeGenerator, context);
                gd::ExpressionParser parser(instruction.GetParameters()[2].GetPlainString());
                if (!parser.ParseMathExpression(codeGenerator.GetPlatform(), codeGenerator.GetProject(), codeGenerator.GetLayout(), callbacks) || value2Code.empty()) value2Code = "0";
            }

            if ( instruction.GetParameters()[1].GetPlainString() == "=" || instruction.GetParameters()[1].GetPlainString().empty() )
                return "conditionTrue = ("+value1Code+" == "+value2Code+");\n";
            else if ( instruction.GetParameters()[1].GetPlainString() == ">")
                return "conditionTrue = ("+value1Code+" > "+value2Code+");\n";
            else if ( instruction.GetParameters()[1].GetPlainString() == "<")
                return "conditionTrue = ("+value1Code+" < "+value2Code+");\n";
            else if ( instruction.GetParameters()[1].GetPlainString() == "<=")
                return "conditionTrue = ("+value1Code+" <= "+value2Code+");\n";
            else if ( instruction.GetParameters()[1].GetPlainString() == ">=")
                return "conditionTrue = ("+value1Code+" >= "+value2Code+");\n";
            else if ( instruction.GetParameters()[1].GetPlainString() == "!=")
                return "conditionTrue = ("+value1Code+" != "+value2Code+");\n";

            return gd::String("");
        });
    #endif
}
开发者ID:mateerladnam，项目名称:GD，代码行数:48，代码来源:SceneExtension.cpp

示例14: reportError

void DOMFileSystemBase::copy(const EntryBase* source,
                             EntryBase* parent,
                             const String& newName,
                             EntryCallback* successCallback,
                             ErrorCallbackBase* errorCallback,
                             SynchronousType synchronousType) {
  if (!fileSystem()) {
    reportError(errorCallback, FileError::kAbortErr);
    return;
  }

  String destinationPath;
  if (!verifyAndGetDestinationPathForCopyOrMove(source, parent, newName,
                                                destinationPath)) {
    reportError(errorCallback, FileError::kInvalidModificationErr);
    return;
  }

  std::unique_ptr<AsyncFileSystemCallbacks> callbacks(EntryCallbacks::create(
      successCallback, errorCallback, m_context, parent->filesystem(),
      destinationPath, source->isDirectory()));
  callbacks->setShouldBlockUntilCompletion(synchronousType == Synchronous);

  fileSystem()->copy(createFileSystemURL(source),
                     parent->filesystem()->createFileSystemURL(destinationPath),
                     std::move(callbacks));
}
开发者ID:mirror，项目名称:chromium，代码行数:27，代码来源:DOMFileSystemBase.cpp

示例15: m_mtx_wrapper

inline windows_named_mutex::windows_named_mutex
   (open_or_create_t, const char *name, const permissions &perm)
   : m_mtx_wrapper()
{
   named_mut_callbacks callbacks(m_mtx_wrapper);
   m_named_sync.open_or_create(DoOpenOrCreate, name, perm, callbacks);
}
开发者ID:ACEZLY，项目名称:GreenLeaf，代码行数:7，代码来源:named_mutex.hpp


注：本文中的callbacks函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。