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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "../../Include/Rocket/Controls/Clipboard.h"
#include "../../Include/Rocket/Core/Types.h"
#include "../../Include/Rocket/Core/WString.h"
#if defined ROCKET_PLATFORM_WIN32
#include <windows.h>
#endif
namespace Rocket {
namespace Controls {
#if defined ROCKET_PLATFORM_WIN32
static HWND application_hwnd = NULL;
static BOOL CALLBACK FindApplicationWindow(HWND hwnd, LPARAM process_id)
{
DWORD hwnd_pid;
GetWindowThreadProcessId(hwnd, &hwnd_pid);
if (hwnd_pid == (DWORD) process_id)
{
application_hwnd = hwnd;
return FALSE;
}
return TRUE;
}
static HWND GetHWND()
{
if (application_hwnd != NULL)
return application_hwnd;
EnumWindows(FindApplicationWindow, GetCurrentProcessId());
return application_hwnd;
}
#endif
static Core::WString content;
// Get the current contents of the clipboard.
Core::WString Clipboard::Get()
{
#if defined ROCKET_PLATFORM_WIN32
if (GetHWND())
{
Core::WString clipboard_content;
if (!OpenClipboard(GetHWND()))
return clipboard_content;
HANDLE clipboard_data = GetClipboardData(CF_UNICODETEXT);
if (clipboard_data == NULL)
{
CloseClipboard();
return clipboard_content;
}
const Rocket::Core::word* clipboard_text = (const Rocket::Core::word*) GlobalLock(clipboard_data);
if (clipboard_text)
clipboard_content.Assign(clipboard_text);
GlobalUnlock(clipboard_data);
CloseClipboard();
return clipboard_content;
}
else
return content;
#else
return content;
#endif
}
// Set the contents of the clipboard.
void Clipboard::Set(const Core::WString& _content)
{
#if defined ROCKET_PLATFORM_WIN32
if (GetHWND())
{
if (!OpenClipboard(GetHWND()))
return;
EmptyClipboard();
Rocket::Core::String win32_content;
_content.ToUTF8(win32_content);
HGLOBAL clipboard_data = GlobalAlloc(GMEM_FIXED, win32_content.Length() + 1);
// Replaced strcpy_s with a simple strcpy, because we know for sure it's big enough.
strcpy((char*) clipboard_data, win32_content.CString());
if (SetClipboardData(CF_TEXT, clipboard_data) == NULL)
{
CloseClipboard();
GlobalFree(clipboard_data);
}
else
CloseClipboard();
}
else
content = _content;
#else
content = _content;
#endif
}
#if defined ROCKET_PLATFORM_WIN32
// Set the window handle of the application.
void Clipboard::SetHWND(void* hwnd)
{
application_hwnd = (HWND) hwnd;
}
#endif
}
}
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