Danbias/WindowManager/WindowShell.h

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#ifndef GLARE_WINDOW_H
#define GLARE_WINDOW_H
#include <Windows.h>
#include <string>
struct Point2D
{
int x;
int y;
Point2D()
{
x = 0;
y = 0;
}
Point2D(int _x, int _y)
{
x = _x;
y = _y;
}
Point2D(int _p)
{
x = _p;
y = _p;
}
operator POINT() const
{
return Point2D(x, y);
}
bool operator<(int i)
{
bool a = x<i;
bool b = y<i;
return (a || b);
}
};
class WindowShell
{
public:
struct INIT_DESC_WINDOW
{
HINSTANCE hInstance;
std::wstring windowName;
Point2D windowSize;
Point2D windowPosition;
WNDPROC windowProcCallback;
INIT_DESC_WINDOW()
{
hInstance = NULL;
windowName = L"Child window";
windowSize.x = 800;
windowSize.y = 600;
windowPosition.x = 0;
windowPosition.y = 0;
windowProcCallback = NULL;
}
};
struct INIT_DESC_CHILD_WINDOW
{
std::wstring name;
DWORD style;
Point2D topLeftPos;
Point2D windowSize;
WNDPROC windowProcCallback;
INIT_DESC_CHILD_WINDOW()
{
name = L"Child Window";
style = WS_CHILD;
topLeftPos = Point2D(0,0);
windowSize.x = 300;
windowSize.y = 200;
windowProcCallback = NULL;
}
};
private:
WindowShell ();
WindowShell (const WindowShell&);
void operator= (const WindowShell&);
virtual~WindowShell ();
public:
const HINSTANCE getHINSTANCE () const;
/* Returns NULL if no hwnd exists */
const HWND getHWND () const;
/* Returns NULL if not found */
const HWND getChildHWND (int id) const;
/* Returns -1 if not found */
const int getChildID (HWND hwnd) const;
/* Creates an empty window */
bool createWin (INIT_DESC_WINDOW&);
/*Creates a child window and returns the id of child window or -1 if failed*/
int createChildWin (INIT_DESC_CHILD_WINDOW&);
/* Removes a child window */
bool removeChild (int id);
/* Removes a child window */
bool removeChild (HWND hwnd);
/* Returns a pointer to this class, dont forget to destroy on exit */
static WindowShell* self();
/* Deletes the instance */
static void destroy();
};
#endif