p7zip-rar/CPP/Windows/Clipboard.cpp
2017-10-11 12:40:22 +02:00

161 lines
3.1 KiB
C++

// Windows/Clipboard.cpp
#include "StdAfx.h"
#include "Windows/Clipboard.h"
#include "Windows/Defs.h"
#ifdef _WIN32
#include "Windows/Memory.h"
#include "Windows/Shell.h"
#include "Windows/Memory.h"
#else
#include <wx/clipbrd.h>
#include <wx/dataobj.h>
#undef _WIN32
#endif
#include "Common/StringConvert.h"
namespace NWindows {
bool CClipboard::Open(HWND wndNewOwner)
{
#ifdef _WIN32
m_Open = BOOLToBool(::OpenClipboard(wndNewOwner));
#else
m_Open = wxTheClipboard->Open();
#endif
return m_Open;
}
CClipboard::~CClipboard()
{
Close();
}
bool CClipboard::Close()
{
if (!m_Open)
return true;
#ifdef _WIN32
m_Open = !BOOLToBool(CloseClipboard());
#else
wxTheClipboard->Close();
m_Open = false;
#endif
return !m_Open;
}
#ifdef _WIN32
bool ClipboardIsFormatAvailableHDROP()
{
return BOOLToBool(IsClipboardFormatAvailable(CF_HDROP));
}
#endif
/*
bool ClipboardGetTextString(AString &s)
{
s.Empty();
if (!IsClipboardFormatAvailable(CF_TEXT))
return false;
CClipboard clipboard;
if (!clipboard.Open(NULL))
return false;
HGLOBAL h = ::GetClipboardData(CF_TEXT);
if (h != NULL)
{
NMemory::CGlobalLock globalLock(h);
const char *p = (const char *)globalLock.GetPointer();
if (p != NULL)
{
s = p;
return true;
}
}
return false;
}
*/
/*
bool ClipboardGetFileNames(UStringVector &names)
{
names.Clear();
if (!IsClipboardFormatAvailable(CF_HDROP))
return false;
CClipboard clipboard;
if (!clipboard.Open(NULL))
return false;
HGLOBAL h = ::GetClipboardData(CF_HDROP);
if (h != NULL)
{
NMemory::CGlobalLock globalLock(h);
void *p = (void *)globalLock.GetPointer();
if (p != NULL)
{
NShell::CDrop drop(false);
drop.Attach((HDROP)p);
drop.QueryFileNames(names);
return true;
}
}
return false;
}
*/
#ifdef _WIN32
static bool ClipboardSetData(UINT uFormat, const void *data, size_t size)
{
NMemory::CGlobal global;
if (!global.Alloc(GMEM_DDESHARE | GMEM_MOVEABLE, size))
return false;
{
NMemory::CGlobalLock globalLock(global);
LPVOID p = globalLock.GetPointer();
if (p == NULL)
return false;
memcpy(p, data, size);
}
if (::SetClipboardData(uFormat, global) == NULL)
return false;
global.Detach();
return true;
}
#endif
bool ClipboardSetText(HWND owner, const UString &s)
{
CClipboard clipboard;
if (!clipboard.Open(owner))
return false;
#ifdef _WIN32
if (!::EmptyClipboard())
return false;
bool res;
res = ClipboardSetData(CF_UNICODETEXT, (const wchar_t *)s, (s.Length() + 1) * sizeof(wchar_t));
#ifndef _UNICODE
AString a;
a = UnicodeStringToMultiByte(s, CP_ACP);
res |= ClipboardSetData(CF_TEXT, (const char *)a, (a.Length() + 1) * sizeof(char));
a = UnicodeStringToMultiByte(s, CP_OEMCP);
res |= ClipboardSetData(CF_OEMTEXT, (const char *)a, (a.Length() + 1) * sizeof(char));
#endif
return res;
#else
wxTheClipboard->Clear();
// This data objects are held by the clipboard,
// so do not delete them in the app.
wxString ws(s);
wxTheClipboard->SetData( new wxTextDataObject(ws) );
return true;
#endif
}
}