lyx_mirror/src/frontends/qt4/GuiClipboard.cpp

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// -*- C++ -*-
/**
* \file qt4/GuiClipboard.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
* \author Abdelrazak Younes
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "FileDialog.h"
#include "GuiClipboard.h"
#include "qt_helpers.h"
#include "Buffer.h"
#include "BufferView.h"
#include "Cursor.h"
#include "support/lassert.h"
#include "support/convert.h"
#include "support/debug.h"
#include "support/filetools.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#ifdef Q_WS_MACX
#include "support/linkback/LinkBackProxy.h"
#endif // Q_WS_MACX
#include "frontends/alert.h"
#include <QApplication>
#include <QBuffer>
#include <QClipboard>
#include <QDataStream>
#include <QFile>
#include <QImage>
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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#include <QMimeData>
#include <QString>
#include <QStringList>
#include <memory>
#include <map>
using namespace std;
using namespace lyx::support;
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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namespace lyx {
namespace frontend {
QString const lyxMimeType(){ return "application/x-lyx"; }
QString const pdfMimeType(){ return "application/pdf"; }
QString const emfMimeType(){ return "image/x-emf"; }
QString const wmfMimeType(){ return "image/x-wmf"; }
GuiClipboard::GuiClipboard()
{
connect(qApp->clipboard(), SIGNAL(dataChanged()),
this, SLOT(on_dataChanged()));
// initialize clipboard status.
on_dataChanged();
}
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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string const GuiClipboard::getAsLyX() const
{
LYXERR(Debug::ACTION, "GuiClipboard::getAsLyX(): `");
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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// We don't convert encodings here since the encoding of the
// clipboard contents is specified in the data itself
QMimeData const * source =
qApp->clipboard()->mimeData(QClipboard::Clipboard);
if (!source) {
LYXERR(Debug::ACTION, "' (no QMimeData)");
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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return string();
}
if (source->hasFormat(lyxMimeType())) {
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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// data from ourself or some other LyX instance
QByteArray const ar = source->data(lyxMimeType());
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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string const s(ar.data(), ar.count());
LYXERR(Debug::ACTION, s << "'");
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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return s;
}
LYXERR(Debug::ACTION, "'");
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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return string();
}
FileName GuiClipboard::getPastedGraphicsFileName(Cursor const & cur,
Clipboard::GraphicsType & type) const
{
// create file dialog filter according to the existing types in the clipboard
vector<Clipboard::GraphicsType> types;
if (hasGraphicsContents(Clipboard::EmfGraphicsType))
types.push_back(Clipboard::EmfGraphicsType);
if (hasGraphicsContents(Clipboard::WmfGraphicsType))
types.push_back(Clipboard::WmfGraphicsType);
if (hasGraphicsContents(Clipboard::LinkBackGraphicsType))
types.push_back(Clipboard::LinkBackGraphicsType);
if (hasGraphicsContents(Clipboard::PdfGraphicsType))
types.push_back(Clipboard::PdfGraphicsType);
if (hasGraphicsContents(Clipboard::PngGraphicsType))
types.push_back(Clipboard::PngGraphicsType);
if (hasGraphicsContents(Clipboard::JpegGraphicsType))
types.push_back(Clipboard::JpegGraphicsType);
LASSERT(!types.empty(), /**/);
// select prefered type if AnyGraphicsType was passed
if (type == Clipboard::AnyGraphicsType)
type = types.front();
// which extension?
map<Clipboard::GraphicsType, string> extensions;
map<Clipboard::GraphicsType, docstring> typeNames;
extensions[Clipboard::EmfGraphicsType] = "emf";
extensions[Clipboard::WmfGraphicsType] = "wmf";
extensions[Clipboard::LinkBackGraphicsType] = "linkback";
extensions[Clipboard::PdfGraphicsType] = "pdf";
extensions[Clipboard::PngGraphicsType] = "png";
extensions[Clipboard::JpegGraphicsType] = "jpeg";
typeNames[Clipboard::EmfGraphicsType] = _("Enhanced Metafile");
typeNames[Clipboard::WmfGraphicsType] = _("Windows Metafile");
typeNames[Clipboard::LinkBackGraphicsType] = _("LinkBack PDF");
typeNames[Clipboard::PdfGraphicsType] = _("PDF");
typeNames[Clipboard::PngGraphicsType] = _("PNG");
typeNames[Clipboard::JpegGraphicsType] = _("JPEG");
// find unused filename with primary extension
string document_path = cur.buffer().fileName().onlyPath().absFilename();
unsigned newfile_number = 0;
FileName filename;
do {
++newfile_number;
filename = FileName(addName(document_path,
to_utf8(_("pasted"))
+ convert<string>(newfile_number) + "."
+ extensions[type]));
} while (filename.isReadableFile());
while (true) {
// create file type filter, putting the prefered on to the front
QStringList filter;
for (size_t i = 0; i != types.size(); ++i) {
docstring s = bformat(_("%1$s Files"), typeNames[types[i]])
+ " (*." + from_ascii(extensions[types[i]]) + ")";
if (types[i] == type)
filter.prepend(toqstr(s));
else
filter.append(toqstr(s));
}
filter = fileFilters(filter.join(";;"));
// show save dialog for the graphic
FileDialog dlg(qt_("Choose a filename to save the pasted graphic as"));
FileDialog::Result result =
dlg.save(toqstr(filename.onlyPath().absFilename()), filter,
toqstr(filename.onlyFileName()));
if (result.first == FileDialog::Later)
return FileName();
string newFilename = fromqstr(result.second);
if (newFilename.empty()) {
cur.bv().message(_("Canceled."));
return FileName();
}
filename.set(newFilename);
// check the extension (the user could have changed it)
if (!suffixIs(ascii_lowercase(filename.absFilename()),
"." + extensions[type])) {
// the user changed the extension. Check if the type is available
size_t i;
for (i = 1; i != types.size(); ++i) {
if (suffixIs(ascii_lowercase(filename.absFilename()),
"." + extensions[types[i]])) {
type = types[i];
break;
}
}
// invalid extension found, or none at all. In the latter
// case set the default extensions.
if (i == types.size()
&& filename.onlyFileName().find('.') == string::npos) {
filename.changeExtension("." + extensions[type]);
}
}
// check whether the file exists and warn the user
if (!filename.exists())
break;
int ret = frontend::Alert::prompt(
_("Overwrite external file?"),
bformat(_("File %1$s already exists, do you want to overwrite it?"),
from_utf8(filename.absFilename())), 1, 1, _("&Overwrite"), _("&Cancel"));
if (ret == 0)
// overwrite, hence break the dialog loop
break;
// not overwrite, hence show the dialog again (i.e. loop)
}
return filename;
}
FileName GuiClipboard::getAsGraphics(Cursor const & cur, GraphicsType type) const
{
// get the filename from the user
FileName filename = getPastedGraphicsFileName(cur, type);
if (filename.empty())
return FileName();
// handle image cases first
if (type == PngGraphicsType || type == JpegGraphicsType) {
// get image from QImage from clipboard
QImage image = qApp->clipboard()->image();
if (image.isNull()) {
LYXERR(Debug::ACTION, "No image in clipboard");
return FileName();
}
// convert into graphics format
QByteArray ar;
QBuffer buffer(&ar);
buffer.open(QIODevice::WriteOnly);
if (type == PngGraphicsType)
image.save(toqstr(filename.absFilename()), "PNG");
else if (type == JpegGraphicsType)
image.save(toqstr(filename.absFilename()), "JPEG");
else
LASSERT(false, /**/);
return filename;
}
// get mime data
QMimeData const * source =
qApp->clipboard()->mimeData(QClipboard::Clipboard);
if (!source) {
LYXERR(Debug::ACTION, "0 bytes (no QMimeData)");
return FileName();
}
// get mime for type
QString mime;
switch (type) {
case PdfGraphicsType: mime = pdfMimeType(); break;
case LinkBackGraphicsType: mime = pdfMimeType(); break;
case EmfGraphicsType: mime = emfMimeType(); break;
case WmfGraphicsType: mime = wmfMimeType(); break;
default: LASSERT(false, /**/);
}
// get data
if (!source->hasFormat(mime))
return FileName();
// data from ourself or some other LyX instance
QByteArray const ar = source->data(mime);
LYXERR(Debug::ACTION, "Getting from clipboard: mime = " << mime.data()
<< "length = " << ar.count());
QFile f(toqstr(filename.absFilename()));
if (!f.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
LYXERR(Debug::ACTION, "Error opening file "
<< filename.absFilename() << " for writing");
return FileName();
}
// write the (LinkBack) PDF data
f.write(ar);
if (type == LinkBackGraphicsType) {
#ifdef Q_WS_MACX
void const * linkBackData;
unsigned linkBackLen;
getLinkBackData(&linkBackData, &linkBackLen);
f.write((char *)linkBackData, linkBackLen);
quint32 pdfLen = ar.size();
QDataStream ds(&f);
ds << pdfLen; // big endian by default
#else
// only non-Mac this should never happen
LASSERT(false, /**/);
#endif // Q_WS_MACX
}
f.close();
return filename;
}
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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docstring const GuiClipboard::getAsText() const
{
// text data from other applications
QString const str = qApp->clipboard()->text(QClipboard::Clipboard)
.normalized(QString::NormalizationForm_C);
LYXERR(Debug::ACTION, "GuiClipboard::getAsText(): `" << str << "'");
if (str.isNull())
return docstring();
return internalLineEnding(str);
}
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
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void GuiClipboard::put(string const & lyx, docstring const & text)
{
LYXERR(Debug::ACTION, "GuiClipboard::put(`" << lyx << "' `"
<< to_utf8(text) << "')");
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
2007-01-13 18:29:50 +00:00
// We don't convert the encoding of lyx since the encoding of the
// clipboard contents is specified in the data itself
QMimeData * data = new QMimeData;
if (!lyx.empty()) {
QByteArray const qlyx(lyx.c_str(), lyx.size());
data->setData(lyxMimeType(), qlyx);
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
2007-01-13 18:29:50 +00:00
}
// Don't test for text.empty() since we want to be able to clear the
// clipboard.
QString const qtext = toqstr(text);
data->setText(qtext);
qApp->clipboard()->setMimeData(data, QClipboard::Clipboard);
}
Fix bug 2138: copy and paste should preserve formatting between different LyX instances. This re-enables copy/paste from the internal clipboard on OS X (currently broken since Clipboard::isInternal() always returns false for some reason). * src/insets/insettabular.C (InsetTabular::doDispatch): adjust to clipboard interface change (InsetTabular::copySelection): ditto * src/mathed/InsetMathGrid.C (InsetMathGrid::doDispatch): ditto * src/mathed/InsetMathNest.C (InsetMathNest::doDispatch): ditto * src/buffer.[Ch] (Buffer::readString): New method: Read document from a string (Buffer::readFile): Change return value from bool to enum (needed for readString). Return wrongversion if we are reading from a string and the version does not match. (Buffer::do_writeFile): make public and rename to write * src/CutAndPaste.C (putClipboard): New helper, put stuff to the system clipboard (void copySelectionHelper): Use putClipboard instead of theClipboard().put() (void copySelection): ditto (void pasteClipboard): new method for pasting in text (void pasteParagraphList): * src/frontends/Clipboard.h (Clipboard::get): Rename to getAsText (Clipboard::getAsLyX): New method for getting the system clipboard in LyX format (Clipboard::hasLyXContents): New method telling whether there is LyX contents in the clipboard * src/frontends/qt4/GuiClipboard.[Ch]: Implement the new methods * src/text3.C (LyXText::dispatch): Use pasteClipboard for pasting the system clipboard git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16669 a592a061-630c-0410-9148-cb99ea01b6c8
2007-01-13 18:29:50 +00:00
bool GuiClipboard::hasLyXContents() const
{
QMimeData const * const source =
qApp->clipboard()->mimeData(QClipboard::Clipboard);
return source && source->hasFormat(lyxMimeType());
}
bool GuiClipboard::hasGraphicsContents(Clipboard::GraphicsType type) const
{
if (type == AnyGraphicsType) {
return hasGraphicsContents(PdfGraphicsType)
|| hasGraphicsContents(PngGraphicsType)
|| hasGraphicsContents(JpegGraphicsType)
|| hasGraphicsContents(EmfGraphicsType)
|| hasGraphicsContents(WmfGraphicsType)
|| hasGraphicsContents(LinkBackGraphicsType);
}
QMimeData const * const source =
qApp->clipboard()->mimeData(QClipboard::Clipboard);
// handle image cases first
if (type == PngGraphicsType || type == JpegGraphicsType)
return source->hasImage();
// handle LinkBack for Mac
if (type == LinkBackGraphicsType)
#ifdef Q_WS_MACX
return isLinkBackDataInPasteboard();
#else
return false;
#endif // Q_WS_MACX
// get mime data
QStringList const & formats = source->formats();
LYXERR(Debug::ACTION, "We found " << formats.size() << " formats");
for (int i = 0; i < formats.size(); ++i)
LYXERR(Debug::ACTION, "Found format " << formats[i]);
// compute mime for type
QString mime;
switch (type) {
case EmfGraphicsType: mime = emfMimeType(); break;
case WmfGraphicsType: mime = wmfMimeType(); break;
case PdfGraphicsType: mime = pdfMimeType(); break;
default: LASSERT(false, /**/);
}
return source && source->hasFormat(mime);
}
bool GuiClipboard::isInternal() const
{
// ownsClipboard() is also true for stuff coming from dialogs, e.g.
// the preamble dialog
// FIXME: This does only work on X11, since ownsClipboard() is
// hardwired to return false on Windows and OS X.
return qApp->clipboard()->ownsClipboard() && hasLyXContents();
}
bool GuiClipboard::hasInternal() const
{
// Windows and Mac OS X does not have the concept of ownership;
// the clipboard is a fully global resource so all applications
// are notified of changes.
#if (defined(Q_WS_X11))
return true;
#else
return false;
#endif
}
void GuiClipboard::on_dataChanged()
{
QMimeData const * const source =
qApp->clipboard()->mimeData(QClipboard::Clipboard);
QStringList l = source->formats();
LYXERR(Debug::ACTION, "Qt Clipboard changed. We found the following mime types:");
for (int i = 0; i < l.count(); i++)
LYXERR(Debug::ACTION, l.value(i));
text_clipboard_empty_ = qApp->clipboard()->
text(QClipboard::Clipboard).isEmpty();
has_lyx_contents_ = hasLyXContents();
has_graphics_contents_ = hasGraphicsContents();
}
bool GuiClipboard::empty() const
{
// We need to check both the plaintext and the LyX version of the
// clipboard. The plaintext version is empty if the LyX version
// contains only one inset, and the LyX version is empty if the
// clipboard does not come from LyX.
if (!text_clipboard_empty_)
return false;
return !has_lyx_contents_ && !has_graphics_contents_;
}
} // namespace frontend
} // namespace lyx
#include "GuiClipboard_moc.cpp"