Questions tagged [template-classes]
184 questions
0
votes
2 answers
Partial specialization tempate c++
I was exploring the JUCE framework and find this interesting code,
namespace SampleTypeHelpers // Internal classes needed for handling sample type classes
{
template ::value>
struct ElementType
…
cedrata
- 29
- 7
0
votes
0 answers
I am attempting to create a Hash Table that stores values using an array
I am having trouble defining and creating said array, however.
template class HashTable {
public:
HashTable(int intTableSize);
HashTable(const HashTable& other);
HashTable& operator=(const…
Hugh Mungus
- 1
- 2
0
votes
1 answer
Template class initialization in main
class Q
{
Q(const Q &obj) {} // copy constructor
Q& operator= (const Q& a){} // equal op overload
}
template
class B{
public : T x;
B(T t) {
// x = t; }
}
int main()
{
Q a(2);
a.init(1,0);
a.init(2,1);
…
elections 12
- 51
- 6
0
votes
1 answer
C++ parse errors when using template class
I have a school assignment where I have to code a template class that would store the minimum of a list of ints. When running it, I get parse errors but I don't understand why. Could someone explain why I'm getting these errors?
ListMin.hpp
template…
0
votes
1 answer
Use class name as argument to template class based class member?
template < class _T >
class CList {
private:
class CNode {
public:
CNode * m_prev;
CNode * m_next;
_T m_data;
}; // CNode
private:
CNode m_head;
…
Razzupaltuff
- 2,250
- 2
- 21
- 37
0
votes
1 answer
Splitting template class definitions and declarations fails for nested templates
I know what I want, but I don't know how to tell the compiler what I want. I have split declarations and method definitions in .h and .cpp file, but the .cpp file gets included in the header, so all I did was separate declarations and…
Razzupaltuff
- 2,250
- 2
- 21
- 37
0
votes
0 answers
class template error C2510: 'T': left of '::' must be a class/struct/union
Hello I'm currently analyzing a source code below which works well in Linux (MinGW) but doesn't work in MSVC, visual studio in Windows.
This code is following C++ 03 rule, not C++ 11.
template
class CTestClass
{
public:
static const…
juyeon hong
- 59
- 5
0
votes
1 answer
How can I prevent template type expansion in C++?
I wrote the following classes which uses member pointer functions:
#include
#include
template
class PrimitiveAccessor {
public :
PrimitiveAccessor(
JNIEnv* env, const char name[], const char…
JJB
- 202
- 4
- 11
0
votes
1 answer
How to define a templated method of a class template outside of class body
I would like to use a templated method within a class template. I mean an additional "templatification" of the method. The following code snippet should explain what I want to achieve:
#include
using namespace std;
// a class with a…
Andy
- 363
- 2
- 8
0
votes
0 answers
How should i store some different class objects in a template class?
So, I have to create a template class that will store objects of another class, like in a vector or a list. I decided to write a simple example, like an atlas for some animals.
Until now I got this, but I can not instantiate my vector with animals…
Dragos Polifronie
- 81
- 1
- 6
0
votes
0 answers
C++ Template class constructor calling destructor of member variable
I have a template class that holds a pair of type T with a single constructor that accepts two parameters of type T.
template
class Foo {
T first;
T second;
public:
Foo(T first, T second) {
if (first < second) {
…
littlebig
- 23
- 4
0
votes
0 answers
How to do multiple inheritance correctly in C++ using template classes?
I have this derived class:
class Chart : public AsposeObjectWrapper, public Shape, public Php::Base
{
public:
Chart(System::SharedPtr shape) : AsposeObjectWrapper(shape), Shape(shape) {};
}
And…
user2297996
- 1,382
- 3
- 18
- 28
0
votes
0 answers
C++ derived class member is ambiguous
I have 3 classes, A, B, C.
A and B both have a protected member, let's call it x. It's a pointer.
C inherits from both A and B.
Question: Does C have its own copy of x now? If not, what does x mean now, B::x or A::x?
How can C access its own x?
Btw,…
user2297996
- 1,382
- 3
- 18
- 28
0
votes
1 answer
Template Stack Class with Data types of Linkedlist gives error of Cannot Access Memory at Address c++
Here's my custom template stack class
#ifndef INC_20F_FLT_PLN_DSSTACK_H
#define INC_20F_FLT_PLN_DSSTACK_H
#include
template
class DSStack
{
T* data;
int top;
int capacity;
public:
DSStack()=default;
…
0
votes
0 answers
template class default template arguments vs default function arguments
AFAIK a template class or function can take default template arguments so I have this example for practice sake I am simulating an adapter class Array:
template
class Array
{
public:
Array(T const& = T());
…
Maestro
- 2,512
- 9
- 24