// ==============================
//            CONTENT            
// ==============================
// CLIPBOARD_GET_VALUE - char* clipboard_get_value()
// CLIPBOARD_SET_VALUE - bool clipboard_set_value(char* value)
// CLIPBOARD_GET_FILE_DIRECTORY - char* clipboard_get_file_directory()
// CLIPBOARD_GET_IMAGE - HBITMAP clipboard_get_image()
// CLIPBOARD_GET_FORMAT_NAME - char* clipboard_get_format_name()
// ==============================


// ============================== BEGIN
//          REQUIREMENTS          
// ============================== MINIMUM SUPPORT
// Windows_XP
// Windows_Server_2003
// ============================== REQUIRE DLL (3)
// User32.dll
// Kernel32.dll
// Shell32.dll (version 4.0+)
// ============================== REQUIRE LIBRARIES (3)
// User32.lib
// Kernel32.lib
// Shell32.lib
// ============================== REQUIRE INCLUDES (4)
#include <windows.h>
#include <BaseTsd.h>
#include <string.h>
#include <shellapi.h>
// ============================== REQUIRE FUNCTIONS (0)
// ============================== END
//          REQUIREMENTS          
// ==============================


#ifndef CLIPBOARD_H
#define CLIPBOARD_H
// ============================== BEGIN
//      CLIPBOARD_GET_VALUE      
// ============================== PUBLIC
// ============================== ABOUT
// Returns text value from clipboard (Text with CTRL+V).
// ============================== MINIMUM SUPPORT
// Windows_XP
// Windows_Server_2003
// ============================== REQUIRE DLL (2)
// User32.dll
// Kernel32.dll
// ============================== REQUIRE LIBRARIES (2)
// User32.lib
// Kernel32.lib
// ============================== REQUIRE INCLUDES (1)
#include <windows.h>
// ============================== USING FUNCTIONS (6)
// =============== SYSTEM
// OpenClipboard() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// IsClipboardFormatAvailable() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GetClipboardData() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GlobalLock() - winbase.h (windows.h) | Kernel32.lib | Kernel32.dll | Windows_XP, Windows_Server_2003
// GlobalUnlock() - winbase.h (windows.h) | Kernel32.lib | Kernel32.dll | Windows_XP, Windows_Server_2003
// CloseClipboard() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// ============================== USING DATA_TYPES (2)
// =============== MACHINE
// static_cast
// =============== SYSTEM
// HANDLE - BaseTsd.h, WinDef.h, WinNT.h (windows.h) | Windows_XP, Windows_Server_2003
// ============================== USING CONSTANTS (2)
// =============== MACHINE
// nullptr
// =============== SYSTEM
// CF_TEXT - IsClipboardFormatAvailable()
// ============================== USING VARIABLES (0)
// ============================== CODE
char* clipboard_get_value()
{
char* clipboard_value = new char[1];clipboard_value[0] = 0;

 // Open lipboard - And prevents other applications from modifying the clipboard content.
 if (OpenClipboard(nullptr))
 {
  // If clipboard format is text
  if (IsClipboardFormatAvailable(CF_TEXT))
  {
  // Get handle of clipboard object for ANSI text
  HANDLE handle_object = GetClipboardData(CF_TEXT); // CF_TEXT|CF_UNICODETEXT|CF_OEMTEXT

   if (handle_object != nullptr)
   {
   // Lock the handle to get the actual text pointer
   clipboard_value = static_cast<char*>(GlobalLock(handle_object));
   
   GlobalUnlock(handle_object); // Release the lock
   }
  }

 CloseClipboard(); // Release the clipboard
 }

return clipboard_value;
}
// ============================== END
//      CLIPBOARD_GET_VALUE      
// ==============================


// ============================== BEGIN
//      CLIPBOARD_SET_VALUE      
// ==============================
// ============================== ABOUT
// Set value into clipboard.
// ============================== MINIMUM SUPPORT
// Windows_XP
// Windows_Server_2003
// ============================== REQUIRE DLL (2)
// User32.dll
// Kernel32.dll
// ============================== REQUIRE LIBRARIES (2)
// User32.lib
// Kernel32.lib
// ============================== REQUIRE INCLUDES (2)
#include <windows.h>
#include <string.h>
// ============================== USING FUNCTIONS (8)
// =============== SYSTEM
// OpenClipboard() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// EmptyClipboard() - winuser.h (Windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GlobalAlloc() - winbase.h (Windows.h) | Kernel32.lib | Kernel32.dll | Windows_XP | Windows_Server_2003
// GlobalLock() - winbase.h (windows.h) | Kernel32.lib | Kernel32.dll | Windows_XP, Windows_Server_2003
// strcpy() - string.h
// SetClipboardData() - winuser.h (Windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GlobalUnlock() - winbase.h (Windows.h) | Kernel32.lib | 	Kernel32.dll | Windows_XP, Windows_Server_2003
// CloseClipboard() - winuser.h (Windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// ============================== USING DATA_TYPES (1)
// HGLOBAL - BaseTsd.h, WinDef.h, WinNT.h (windows.h) | Windows_XP, Windows_Server_2003
// ============================== USING CONSTANTS (2)
// GMEM_DDESHARE - GlobalAlloc()
// CF_TEXT - SetClipboardData()
// ============================== USING VARIABLES (0)
// ============================== CODE
bool clipboard_set_value(char* value)
{
bool return_executed = true;

// ===== CHAR_ARRAY_GET_LENGTH - BEGIN
int value_length = 0;
 while (value[value_length] != 0) // Until EOF
 {
 value_length++;
 }
// ===== CHAR_ARRAY_GET_LENGTH - END

 // Open lipboard - And prevents other applications from modifying the clipboard content.
 if (OpenClipboard(NULL))
 {
 EmptyClipboard(); // Empties the clipboard and frees handles to data in the clipboard.

 HGLOBAL hglobal_object = GlobalAlloc(GMEM_DDESHARE, value_length + 1);
 
  if (hglobal_object != NULL)
  {
  char* clipboard_data = (char*) GlobalLock(hglobal_object);
  strcpy(clipboard_data, value);
  
   if (SetClipboardData(CF_TEXT, hglobal_object) != NULL)
   {
   return_executed = true;
   }
  }
 
 GlobalUnlock(hglobal_object);
 }

CloseClipboard();

return return_executed;
}
// ============================== END
//      CLIPBOARD_SET_VALUE      
// ==============================


// ============================== BEGIN
//  CLIPBOARD_GET_FILE_DIRECTORY  
// ============================== PUBLIC
// ============================== ABOUT
// Returns file directory from clipboard.
// ============================== MINIMUM SUPPORT
// Windows_XP
// Windows_Server_2003
// ============================== REQUIRE DLL (3)
// User32.dll
// Kernel32.dll
// Shell32.dll (version 4.0+)
// ============================== REQUIRE LIBRARIES (3)
// User32.lib
// Kernel32.lib
// Shell32.lib
// ============================== REQUIRE INCLUDES (2)
#include <windows.h>
#include <shellapi.h>
// ============================== USING FUNCTIONS (8)
// =============== SYSTEM
// OpenClipboard() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// IsClipboardFormatAvailable() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GetClipboardData() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GlobalLock() - winbase.h (windows.h) | Kernel32.lib | Kernel32.dll | Windows_XP, Windows_Server_2003
// DragQueryFile() - shellapi.h | Shell32.lib | Shell32.dll (version 4.0+) | Windows_XP, Windows_2000_Server
// DragFinish() - shellapi.h | Shell32.lib | Shell32.dll (version 4.0+) | Windows_XP, Windows_2000_Server
// GlobalUnlock() - winbase.h (Windows.h) | Kernel32.lib | Kernel32.dll | Windows_XP, Windows_Server_2003
// CloseClipboard() - winuser.h (Windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// ============================== USING DATA_TYPES (2)
// HGLOBAL - BaseTsd.h, WinDef.h, WinNT.h (windows.h) | Windows_XP, Windows_Server_2003
// HDROP - BaseTsd.h, WinDef.h, WinNT.h (windows.h) | Windows_XP, Windows_Server_2003
// ============================== USING CONSTANTS (1)
// CF_HDROP - IsClipboardFormatAvailable()
// ============================== USING VARIABLES (0)
// ============================== CODE
char* clipboard_get_file_directory()
{
char* file_directory = new char[1];file_directory[0] = 0;

 // Open lipboard - And prevents other applications from modifying the clipboard content.
 if (OpenClipboard(nullptr))
 {
 // Get handle of clipboard object for ANSI text
  if (IsClipboardFormatAvailable(CF_HDROP))
  {
  HGLOBAL hglobal_object = (HGLOBAL) GetClipboardData(CF_HDROP); // CF_HDROP - FAILS ON 10 000 FILES
  
   if (hglobal_object != nullptr)
   {
   // Lock the handle to get the actual text pointer
   HDROP hdrop_object = (HDROP) GlobalLock(hglobal_object);
   
    if (hdrop_object != nullptr)
    {
    //UINT multiple_files_length = DragQueryFile(hDrop, 0xFFFFFFFF, 0, 0);
    int multiple_files_index = 0; // REQUEST JUST FIRST FILE
    
    int file_directory_length = DragQueryFile(hdrop_object, multiple_files_index, 0, 0);
    file_directory = new char[file_directory_length];
	
    DragQueryFile(hdrop_object, multiple_files_index, file_directory, file_directory_length + 1);
    
    file_directory[file_directory_length] = 0; // Set EOF
    
    DragFinish(hdrop_object); // Releases memory that the system allocated
    }
   
   GlobalUnlock(hglobal_object); // Release the lock
   }
  }

 CloseClipboard(); // Release the clipboard
 }

return file_directory;
}
// ============================== END
//  CLIPBOARD_GET_FILE_DIRECTORY  
// ==============================


// ============================== BEGIN
//      CLIPBOARD_GET_IMAGE      
// ============================== PUBLIC
// ============================== ABOUT
// Returns image from clipboard.
// ============================== MINIMUM SUPPORT
// Windows_2000_Professional
// Windows_2000_Server
// ============================== REQUIRE DLL (1)
// User32.dll
// ============================== REQUIRE LIBRARIES (1)
// User32.lib
// ============================== REQUIRE INCLUDES (1)
#include <windows.h>
// ============================== USING FUNCTIONS (4)
// =============== SYSTEM
// OpenClipboard() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// IsClipboardFormatAvailable() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// GetClipboardData() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// CloseClipboard() - winuser.h (Windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// ============================== USING DATA_TYPES (1)
// HBITMAP - (MAYBE windows.h)
// ============================== USING CONSTANTS (1)
// CF_BITMAP - IsClipboardFormatAvailable()
// ============================== USING VARIABLES (0)
// ============================== CODE
HBITMAP clipboard_get_image()
{
HBITMAP return_image = NULL;

 // Open lipboard - And prevents other applications from modifying the clipboard content.
 if (OpenClipboard(nullptr))
 {
  if (IsClipboardFormatAvailable(CF_BITMAP))
  {
  // Get handle of clipboard object
  return_image = (HBITMAP) GetClipboardData(CF_BITMAP);
  }
 }

CloseClipboard(); // Release the clipboard

return return_image;
}
// ============================== END
//      CLIPBOARD_GET_IMAGE      
// ==============================


// ============================== BEGIN
//   CLIPBOARD_GET_FORMAT_NAME   
// ============================== PUBLIC
// ============================== ABOUT
// Returns data type format saved into clipboard.
// ============================== MINIMUM SUPPORT
// Windows_2000_Professional
// Windows_2000_Server
// ============================== REQUIRE DLL (1)
// User32.dll
// ============================== REQUIRE LIBRARIES (1)
// User32.lib
// ============================== REQUIRE INCLUDES (1)
#include <windows.h>
// ============================== USING FUNCTIONS (3)
// =============== SYSTEM
// OpenClipboard() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// IsClipboardFormatAvailable() - winuser.h (windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// CloseClipboard() - winuser.h (Windows.h) | User32.lib | User32.dll | Windows_2000_Professional, Windows_2000_Server
// ============================== USING DATA_TYPES (0)
// ============================== USING CONSTANTS (3)
// CF_TEXT - IsClipboardFormatAvailable()
// CF_HDROP - IsClipboardFormatAvailable()
// CF_BITMAP - IsClipboardFormatAvailable()
// ============================== USING VARIABLES (0)
// ============================== CODE
char* clipboard_get_format_name()
{
char* format_name = (char*) "";

 // Open lipboard - And prevents other applications from modifying the clipboard content.
 if (OpenClipboard(NULL))
 {
  if (IsClipboardFormatAvailable(CF_TEXT))
  {
  format_name = (char*) "text";
  }
  else if (IsClipboardFormatAvailable(CF_HDROP))
  {
  format_name = (char*) "directory";
  }
  else if (IsClipboardFormatAvailable(CF_BITMAP))
  {
  format_name = (char*) "image";
  }
 }

CloseClipboard();

return format_name;
}
// ============================== END
//   CLIPBOARD_GET_FORMAT_NAME   
// ==============================
#endif // CLIPBOARD_H