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/**
* @file llclipboard.cpp
* @brief LLClipboard base class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "llclipboard.h"
#include "llerror.h"
#include "llmath.h"
#include "llstring.h"
#include "llview.h"
#include "llwindow.h"
LLClipboard::LLClipboard()
: mCutMode(false)
{
}
LLClipboard::~LLClipboard()
{
reset();
}
void LLClipboard::add(const LLUUID& object)
{
mObjects.put(object);
}
void LLClipboard::store(const LLUUID& object)
{
reset();
mObjects.put(object);
}
void LLClipboard::store(const LLDynamicArray<LLUUID>& inv_objects)
{
reset();
S32 count = inv_objects.count();
for(S32 i = 0; i < count; i++)
{
mObjects.put(inv_objects[i]);
}
}
void LLClipboard::cut(const LLUUID& object)
{
if(!mCutMode && !mObjects.empty())
{
//looks like there are some stored items, reset clipboard state
reset();
}
mCutMode = true;
add(object);
}
void LLClipboard::retrieve(LLDynamicArray<LLUUID>& inv_objects) const
{
inv_objects.reset();
S32 count = mObjects.count();
for(S32 i = 0; i < count; i++)
{
inv_objects.put(mObjects[i]);
}
}
void LLClipboard::reset()
{
mObjects.reset();
mCutMode = false;
}
// Returns true if the LL Clipboard has pasteable items in it
BOOL LLClipboard::hasContents() const
{
return (mObjects.count() > 0);
}
// Copy the input string to the LL and the system clipboard
bool LLClipboard::copyToClipboard(const LLWString &src, S32 pos, S32 len, bool use_primary)
{
reset();
mString = src.substr(pos, len);
return (use_primary ? LLView::getWindow()->copyTextToPrimary(mString) : LLView::getWindow()->copyTextToClipboard(mString));
}
// Copy the input uuid to the LL clipboard
// Convert the uuid to string and copy that string to the system clipboard if legit
bool LLClipboard::copyToClipboard(const LLUUID& src, const LLAssetType::EType type)
{
bool res = false;
reset();
if (src.notNull())
{
res = true;
if (LLAssetType::lookupIsAssetIDKnowable(type))
{
LLWString source = utf8str_to_wstring(src.asString());
res = copyToClipboard(source, 0, source.size());
}
if (res)
{
store(src);
}
}
return res;
}
// Copy the System clipboard to the output string.
// Manage the LL Clipboard / System clipboard consistency
bool LLClipboard::pasteFromClipboard(LLWString &dst, bool use_primary)
{
bool res = (use_primary ? LLView::getWindow()->pasteTextFromPrimary(dst) : LLView::getWindow()->pasteTextFromClipboard(dst));
if (res)
{
if (dst != mString)
{
// Invalidate the LL clipboard if the System had a different string in it (i.e. some copy/cut was done in some other app)
reset();
}
mString = dst;
}
return res;
}
// Return true if there's something on the System clipboard
bool LLClipboard::isTextAvailable(bool use_primary) const
{
return (use_primary ? LLView::getWindow()->isPrimaryTextAvailable() : LLView::getWindow()->isClipboardTextAvailable());
}
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