2000-04-10 14:29:05 +00:00
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/* This file is part of
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* ======================================================
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2002-03-21 17:27:08 +00:00
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*
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2000-04-10 14:29:05 +00:00
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* LyX, The Document Processor
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2002-03-21 17:27:08 +00:00
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*
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2001-05-30 13:53:44 +00:00
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* Copyright 1995-2001 The LyX Team.
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2000-04-10 14:29:05 +00:00
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*
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* ====================================================== */
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#include <config.h>
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#include "CutAndPaste.h"
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2000-06-08 23:16:16 +00:00
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#include "BufferView.h"
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#include "buffer.h"
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2001-06-25 00:06:33 +00:00
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#include "paragraph.h"
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2002-03-05 10:53:46 +00:00
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#include "ParagraphParameters.h"
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2002-03-15 15:28:25 +00:00
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#include "lyxtext.h"
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2000-06-08 23:16:16 +00:00
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#include "lyxcursor.h"
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2001-04-05 12:26:41 +00:00
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#include "gettext.h"
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2001-12-07 18:40:24 +00:00
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#include "iterators.h"
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2001-12-28 13:26:54 +00:00
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#include "lyxtextclasslist.h"
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2002-08-12 08:16:01 +00:00
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#include "undo_funcs.h"
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2002-08-20 19:41:13 +00:00
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#include "paragraph_funcs.h"
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2003-02-08 19:18:01 +00:00
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#include "debug.h"
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2002-08-20 19:41:13 +00:00
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2001-12-28 13:26:54 +00:00
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#include "insets/inseterror.h"
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2000-04-10 14:29:05 +00:00
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2002-12-02 09:59:43 +00:00
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#include "BoostFormat.h"
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2002-12-01 21:10:37 +00:00
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2003-02-08 19:18:01 +00:00
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using std::endl;
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2000-04-10 21:40:13 +00:00
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using std::pair;
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2001-11-27 10:34:16 +00:00
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using lyx::pos_type;
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2001-11-29 17:12:21 +00:00
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using lyx::textclass_type;
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2000-04-10 21:40:13 +00:00
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2000-06-08 23:16:16 +00:00
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extern BufferView * current_view;
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2000-04-19 01:42:55 +00:00
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// J<>rgen, note that this means that you cannot currently have a list
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// of selections cut/copied. So IMHO later we should have a
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// list/vector/deque that we could store
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// struct selection_item {
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2001-06-25 00:06:33 +00:00
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// Paragraph * buf;
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2000-04-19 01:42:55 +00:00
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// LyXTextClassList::size_type textclass;
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// };
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// in and some method of choosing beween them (based on the first few chars
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// in the selection probably.) This would be a nice feature and quite
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// easy to implement. (Lgb)
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2000-04-20 13:48:34 +00:00
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//
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// Sure but I just cleaned up this code for now with the same functionality
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// as before. I also want to add a XClipboard function so that we can copy
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// text from LyX to some other X-application in the form of ASCII or in the
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// form of LaTeX (or Docbook depending on the document-class!). Think how nice
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// it could be to select a math-inset do a "Copy to X-Clipboard as LaTeX" and
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// then do a middle mouse button click in the application you want and have
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// the whole formula there in LaTeX-Code. (Jug)
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2000-04-19 01:42:55 +00:00
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2001-03-20 01:22:46 +00:00
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namespace {
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2003-03-04 09:27:27 +00:00
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// FIXME: stupid name
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2003-03-06 21:01:04 +00:00
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ParagraphList paragraphs;
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2001-11-29 17:12:21 +00:00
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textclass_type textclass = 0;
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2000-04-10 14:29:05 +00:00
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2001-03-20 01:22:46 +00:00
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} // namespace anon
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2000-04-11 22:55:29 +00:00
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2001-04-17 13:48:09 +00:00
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2001-06-25 00:06:33 +00:00
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bool CutAndPaste::cutSelection(Paragraph * startpar, Paragraph ** endpar,
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2003-03-06 21:01:04 +00:00
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int start, int & end, textclass_type tc,
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bool doclear, bool realcut)
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2001-04-17 13:48:09 +00:00
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{
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if (!startpar || (start > startpar->size()))
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return false;
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2002-03-21 17:27:08 +00:00
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2003-02-08 19:18:01 +00:00
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if (realcut) {
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copySelection(startpar, *endpar, start, end, tc);
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}
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2002-03-21 17:27:08 +00:00
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2003-02-08 19:18:01 +00:00
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if (!endpar || startpar == *endpar) {
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if (startpar->erase(start, end)) {
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// Some chars were erased, go to start to be safe
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end = start;
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2002-03-07 10:22:42 +00:00
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}
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2003-02-08 19:18:01 +00:00
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return true;
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}
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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bool actually_erased = false;
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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// clear end/begin fragments of the first/last par in selection
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actually_erased |= (startpar)->erase(start, startpar->size());
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if ((*endpar)->erase(0, end)) {
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2003-03-04 09:27:27 +00:00
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actually_erased = true;
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2001-04-17 13:48:09 +00:00
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end = 0;
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2003-02-08 19:18:01 +00:00
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}
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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// Loop through the deleted pars if any, erasing as needed
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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Paragraph * pit = startpar->next();
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2003-03-04 09:27:27 +00:00
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2003-03-06 10:02:40 +00:00
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while (true) {
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2003-02-08 19:18:01 +00:00
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// *endpar can be 0
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if (!pit)
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break;
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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Paragraph * next = pit->next();
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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// "erase" the contents of the par
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if (pit != *endpar) {
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actually_erased |= pit->erase(0, pit->size());
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// remove the par if it's now empty
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if (actually_erased) {
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pit->previous()->next(pit->next());
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if (next) {
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next->previous(pit->previous());
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}
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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delete pit;
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}
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2001-08-08 14:36:56 +00:00
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}
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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if (pit == *endpar)
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break;
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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pit = next;
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}
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2002-03-21 17:27:08 +00:00
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2003-03-04 09:27:27 +00:00
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#if 0 // FIXME: why for cut but not copy ?
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2003-02-08 19:18:01 +00:00
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// the cut selection should begin with standard layout
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if (realcut) {
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buf->params().clear();
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buf->bibkey = 0;
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buf->layout(textclasslist[buffer->params.textclass].defaultLayoutName());
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}
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2003-03-04 09:27:27 +00:00
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#endif
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2002-03-21 17:27:08 +00:00
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2003-02-08 19:18:01 +00:00
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if (!startpar->next())
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return true;
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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Buffer * buffer = current_view->buffer();
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2002-03-21 17:27:08 +00:00
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2003-02-08 19:18:01 +00:00
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if (doclear) {
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startpar->next()->stripLeadingSpaces();
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}
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2002-03-05 23:02:37 +00:00
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2003-02-08 19:18:01 +00:00
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if (!actually_erased)
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return true;
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2003-03-04 09:27:27 +00:00
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2003-02-08 19:18:01 +00:00
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// paste the paragraphs again, if possible
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if (startpar->hasSameLayout(startpar->next()) ||
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startpar->next()->empty()) {
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2003-03-06 10:02:40 +00:00
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#warning This is suspect. (Lgb)
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// When doing this merge we must know if the par really
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// belongs to an inset, and if it does then we have to use
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// the insets paragraphs, and not the buffers. (Lgb)
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mergeParagraph(buffer->params, buffer->paragraphs, startpar);
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2003-02-08 19:18:01 +00:00
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// this because endpar gets deleted here!
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(*endpar) = startpar;
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2000-05-22 11:08:25 +00:00
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}
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2003-02-08 19:18:01 +00:00
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2001-04-03 08:34:52 +00:00
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return true;
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2000-04-10 14:29:05 +00:00
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}
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2003-03-04 09:27:27 +00:00
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2001-06-25 00:06:33 +00:00
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bool CutAndPaste::copySelection(Paragraph * startpar, Paragraph * endpar,
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2003-03-06 21:01:04 +00:00
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int start, int end, textclass_type tc)
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2001-04-17 13:48:09 +00:00
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{
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if (!startpar || (start > startpar->size()))
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return false;
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2002-03-21 17:27:08 +00:00
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2003-03-06 21:01:04 +00:00
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paragraphs.clear();
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2002-03-21 17:27:08 +00:00
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2001-04-17 13:48:09 +00:00
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textclass = tc;
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2002-03-21 17:27:08 +00:00
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2001-11-27 10:34:16 +00:00
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if (!endpar || startpar == endpar) {
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2001-04-17 13:48:09 +00:00
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// only within one paragraph
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2003-03-06 21:01:04 +00:00
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ParagraphList::iterator buf =
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paragraphs.insert(paragraphs.begin(), new Paragraph);
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2002-03-06 13:19:07 +00:00
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buf->layout(startpar->layout());
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2001-11-27 10:34:16 +00:00
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pos_type i = start;
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2001-04-17 13:48:09 +00:00
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if (end > startpar->size())
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end = startpar->size();
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for (; i < end; ++i) {
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2001-06-25 00:06:33 +00:00
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startpar->copyIntoMinibuffer(*current_view->buffer(), i);
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buf->insertFromMinibuffer(buf->size());
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2001-04-17 13:48:09 +00:00
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}
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} else {
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// copy more than one paragraph
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// clone the paragraphs within the selection
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2001-06-25 00:06:33 +00:00
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Paragraph * tmppar = startpar;
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2002-03-21 17:27:08 +00:00
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2003-03-06 21:01:04 +00:00
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while (tmppar != endpar) {
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Paragraph * newpar = new Paragraph(*tmppar, false);
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2003-02-08 19:18:01 +00:00
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// reset change info
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2003-03-06 21:01:04 +00:00
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newpar->cleanChanges();
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newpar->setInsetOwner(0);
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paragraphs.push_back(newpar);
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tmppar = tmppar->next();
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2001-04-17 13:48:09 +00:00
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}
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2002-03-21 17:27:08 +00:00
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2003-03-06 21:01:04 +00:00
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// The first paragraph is too big.
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Paragraph & front = paragraphs.front();
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2001-11-27 10:34:16 +00:00
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pos_type tmpi2 = start;
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2001-04-17 13:48:09 +00:00
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for (; tmpi2; --tmpi2)
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2003-03-06 21:01:04 +00:00
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front.erase(0);
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2002-03-21 17:27:08 +00:00
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2003-03-06 21:01:04 +00:00
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// Now last paragraph is too big, delete all after end.
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Paragraph & back = paragraphs.back();
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2001-04-03 08:34:52 +00:00
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tmpi2 = end;
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2003-03-06 21:01:04 +00:00
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while (back.size() > tmpi2) {
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back.erase(back.size() - 1);
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2001-04-03 08:34:52 +00:00
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}
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2001-04-17 13:48:09 +00:00
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}
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return true;
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2000-04-10 14:29:05 +00:00
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}
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2000-04-11 22:55:29 +00:00
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2001-06-25 00:06:33 +00:00
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bool CutAndPaste::pasteSelection(Paragraph ** par, Paragraph ** endpar,
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2003-03-06 21:01:04 +00:00
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int & pos, textclass_type tc)
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2001-04-17 13:48:09 +00:00
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{
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2003-03-06 21:01:04 +00:00
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if (!checkPastePossible())
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2001-04-17 13:48:09 +00:00
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return false;
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2002-03-21 17:27:08 +00:00
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2001-04-17 13:48:09 +00:00
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if (pos > (*par)->size())
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pos = (*par)->size();
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2002-03-21 17:27:08 +00:00
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2003-03-08 15:58:28 +00:00
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// many paragraphs
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// make a copy of the simple cut_buffer
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2003-03-06 21:01:04 +00:00
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#if 1
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2003-03-08 15:58:28 +00:00
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ParagraphList::iterator it = paragraphs.begin();
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ParagraphList simple_cut_clone;
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simple_cut_clone.insert(simple_cut_clone.begin(),
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new Paragraph(*it, false));
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ParagraphList::iterator end = paragraphs.end();
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while (boost::next(it) != end) {
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++it;
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simple_cut_clone.insert(simple_cut_clone.end(),
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2003-03-06 21:01:04 +00:00
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new Paragraph(*it, false));
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2003-03-08 15:58:28 +00:00
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}
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2003-03-06 21:01:04 +00:00
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#else
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2003-03-08 15:58:28 +00:00
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// Later we want it done like this:
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ParagraphList simple_cut_clone(paragraphs.begin(),
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paragraphs.end());
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2003-03-06 21:01:04 +00:00
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#endif
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2003-03-08 15:58:28 +00:00
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// now remove all out of the buffer which is NOT allowed in the
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// new environment and set also another font if that is required
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ParagraphList::iterator tmpbuf = paragraphs.begin();
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int depth_delta = (*par)->params().depth() - tmpbuf->params().depth();
|
|
|
|
|
// Temporary set *par as previous of tmpbuf as we might have
|
|
|
|
|
// to realize the font.
|
|
|
|
|
tmpbuf->previous(*par);
|
|
|
|
|
|
|
|
|
|
// make sure there is no class difference
|
|
|
|
|
SwitchLayoutsBetweenClasses(textclass, tc, &*tmpbuf,
|
|
|
|
|
current_view->buffer()->params);
|
|
|
|
|
|
|
|
|
|
Paragraph::depth_type max_depth = (*par)->getMaxDepthAfter();
|
|
|
|
|
|
|
|
|
|
while (tmpbuf != paragraphs.end()) {
|
|
|
|
|
// If we have a negative jump so that the depth would
|
|
|
|
|
// go below 0 depth then we have to redo the delta to
|
|
|
|
|
// this new max depth level so that subsequent
|
|
|
|
|
// paragraphs are aligned correctly to this paragraph
|
|
|
|
|
// at level 0.
|
|
|
|
|
if ((int(tmpbuf->params().depth()) + depth_delta) < 0)
|
|
|
|
|
depth_delta = 0;
|
|
|
|
|
// set the right depth so that we are not too deep or shallow.
|
|
|
|
|
tmpbuf->params().depth(tmpbuf->params().depth() + depth_delta);
|
|
|
|
|
if (tmpbuf->params().depth() > max_depth)
|
|
|
|
|
tmpbuf->params().depth(max_depth);
|
|
|
|
|
// only set this from the 2nd on as the 2nd depends for maxDepth
|
|
|
|
|
// still on *par
|
|
|
|
|
if (tmpbuf->previous() != (*par))
|
|
|
|
|
max_depth = tmpbuf->getMaxDepthAfter();
|
|
|
|
|
// set the inset owner of this paragraph
|
|
|
|
|
tmpbuf->setInsetOwner((*par)->inInset());
|
|
|
|
|
for (pos_type i = 0; i < tmpbuf->size(); ++i) {
|
|
|
|
|
if (tmpbuf->getChar(i) == Paragraph::META_INSET) {
|
|
|
|
|
if (!(*par)->insetAllowed(tmpbuf->getInset(i)->lyxCode())) {
|
|
|
|
|
tmpbuf->erase(i--);
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
LyXFont f1 = tmpbuf->getFont(current_view->buffer()->params,i);
|
|
|
|
|
LyXFont f2 = f1;
|
|
|
|
|
if (!(*par)->checkInsertChar(f1)) {
|
|
|
|
|
tmpbuf->erase(i--);
|
|
|
|
|
} else if (f1 != f2) {
|
|
|
|
|
tmpbuf->setFont(i, f1);
|
2001-12-05 15:34:41 +00:00
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
2003-03-08 15:58:28 +00:00
|
|
|
|
tmpbuf = tmpbuf->next();
|
2001-04-17 13:48:09 +00:00
|
|
|
|
}
|
2002-03-21 17:27:08 +00:00
|
|
|
|
|
2003-03-08 15:58:28 +00:00
|
|
|
|
// now reset it to 0
|
|
|
|
|
paragraphs.begin()->previous(0);
|
|
|
|
|
|
|
|
|
|
// make the buf exactly the same layout than
|
|
|
|
|
// the cursor paragraph
|
|
|
|
|
paragraphs.begin()->makeSameLayout(*par);
|
|
|
|
|
|
|
|
|
|
// find the end of the buffer
|
|
|
|
|
ParagraphList::iterator lastbuffer = paragraphs.begin();
|
|
|
|
|
while (boost::next(lastbuffer) != paragraphs.end())
|
|
|
|
|
++lastbuffer;
|
|
|
|
|
|
|
|
|
|
bool paste_the_end = false;
|
|
|
|
|
|
|
|
|
|
// open the paragraph for inserting the buf
|
|
|
|
|
// if necessary
|
|
|
|
|
if (((*par)->size() > pos) || !(*par)->next()) {
|
|
|
|
|
breakParagraphConservative(
|
|
|
|
|
current_view->buffer()->params, current_view->buffer()->paragraphs, *par, pos);
|
|
|
|
|
paste_the_end = true;
|
|
|
|
|
}
|
|
|
|
|
// set the end for redoing later
|
|
|
|
|
*endpar = (*par)->next()->next();
|
|
|
|
|
|
|
|
|
|
// paste it!
|
|
|
|
|
lastbuffer->next((*par)->next());
|
|
|
|
|
(*par)->next()->previous(&*lastbuffer);
|
|
|
|
|
|
|
|
|
|
(*par)->next(&*paragraphs.begin());
|
|
|
|
|
paragraphs.begin()->previous(*par);
|
|
|
|
|
|
|
|
|
|
if ((*par)->next() == lastbuffer)
|
|
|
|
|
lastbuffer = *par;
|
|
|
|
|
|
|
|
|
|
mergeParagraph(current_view->buffer()->params,
|
|
|
|
|
current_view->buffer()->paragraphs, *par);
|
|
|
|
|
// store the new cursor position
|
|
|
|
|
*par = &*lastbuffer;
|
|
|
|
|
pos = lastbuffer->size();
|
|
|
|
|
// maybe some pasting
|
|
|
|
|
if (lastbuffer->next() && paste_the_end) {
|
|
|
|
|
if (lastbuffer->next()->hasSameLayout(&*lastbuffer)) {
|
|
|
|
|
mergeParagraph(current_view->buffer()->params,
|
|
|
|
|
current_view->buffer()->paragraphs, lastbuffer);
|
|
|
|
|
} else if (!lastbuffer->next()->size()) {
|
|
|
|
|
lastbuffer->next()->makeSameLayout(&*lastbuffer);
|
|
|
|
|
mergeParagraph(current_view->buffer()->params, current_view->buffer()->paragraphs, lastbuffer);
|
|
|
|
|
} else if (!lastbuffer->size()) {
|
|
|
|
|
lastbuffer->makeSameLayout(lastbuffer->next());
|
|
|
|
|
mergeParagraph(current_view->buffer()->params,
|
|
|
|
|
current_view->buffer()->paragraphs, lastbuffer);
|
|
|
|
|
} else
|
|
|
|
|
lastbuffer->next()->stripLeadingSpaces();
|
|
|
|
|
}
|
|
|
|
|
// restore the simple cut buffer
|
|
|
|
|
paragraphs = simple_cut_clone;
|
|
|
|
|
|
2001-04-17 13:48:09 +00:00
|
|
|
|
return true;
|
2000-04-10 14:29:05 +00:00
|
|
|
|
}
|
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
|
2000-08-07 20:58:24 +00:00
|
|
|
|
int CutAndPaste::nrOfParagraphs()
|
2000-04-10 14:29:05 +00:00
|
|
|
|
{
|
2003-03-06 21:01:04 +00:00
|
|
|
|
return paragraphs.size();
|
2000-04-10 14:29:05 +00:00
|
|
|
|
}
|
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
|
2001-11-29 17:12:21 +00:00
|
|
|
|
int CutAndPaste::SwitchLayoutsBetweenClasses(textclass_type c1,
|
2001-12-15 14:34:17 +00:00
|
|
|
|
textclass_type c2,
|
|
|
|
|
Paragraph * par,
|
2002-03-25 11:15:27 +00:00
|
|
|
|
BufferParams const & /*bparams*/)
|
2000-04-10 14:29:05 +00:00
|
|
|
|
{
|
2001-06-25 00:06:33 +00:00
|
|
|
|
int ret = 0;
|
|
|
|
|
if (!par || c1 == c2)
|
2001-04-03 08:34:52 +00:00
|
|
|
|
return ret;
|
2001-12-07 18:40:24 +00:00
|
|
|
|
|
2002-04-24 21:45:29 +00:00
|
|
|
|
LyXTextClass const & tclass1 = textclasslist[c1];
|
|
|
|
|
LyXTextClass const & tclass2 = textclasslist[c2];
|
2001-12-07 18:40:24 +00:00
|
|
|
|
ParIterator end = ParIterator();
|
|
|
|
|
for (ParIterator it = ParIterator(par); it != end; ++it) {
|
|
|
|
|
par = *it;
|
2002-06-24 20:28:12 +00:00
|
|
|
|
string const name = par->layout()->name();
|
2002-04-24 21:45:29 +00:00
|
|
|
|
bool hasLayout = tclass2.hasLayout(name);
|
2002-03-21 17:27:08 +00:00
|
|
|
|
|
2002-12-01 21:10:37 +00:00
|
|
|
|
if (hasLayout)
|
|
|
|
|
par->layout(tclass2[name]);
|
|
|
|
|
else
|
2002-06-24 20:28:12 +00:00
|
|
|
|
par->layout(tclass2.defaultLayout());
|
2002-03-21 17:27:08 +00:00
|
|
|
|
|
2002-04-24 21:45:29 +00:00
|
|
|
|
if (!hasLayout && name != tclass1.defaultLayoutName()) {
|
2001-04-03 08:34:52 +00:00
|
|
|
|
++ret;
|
2002-12-01 21:10:37 +00:00
|
|
|
|
#if USE_BOOST_FORMAT
|
|
|
|
|
boost::format fmt(_("Layout had to be changed from\n"
|
|
|
|
|
"%1$s to %2$s\n"
|
|
|
|
|
"because of class conversion from\n"
|
|
|
|
|
"%3$s to %4$s"));
|
|
|
|
|
fmt % name
|
|
|
|
|
% par->layout()->name()
|
|
|
|
|
% tclass1.name()
|
|
|
|
|
% tclass2.name();
|
|
|
|
|
|
|
|
|
|
string const s = fmt.str();
|
|
|
|
|
#else
|
2001-05-08 13:28:44 +00:00
|
|
|
|
string const s = _("Layout had to be changed from\n")
|
2001-04-03 08:34:52 +00:00
|
|
|
|
+ name + _(" to ")
|
2002-06-24 20:28:12 +00:00
|
|
|
|
+ par->layout()->name()
|
2001-04-03 08:34:52 +00:00
|
|
|
|
+ _("\nbecause of class conversion from\n")
|
2002-07-21 21:21:06 +00:00
|
|
|
|
+ tclass1.name() + _(" to ")
|
|
|
|
|
+ tclass2.name();
|
2002-12-01 21:10:37 +00:00
|
|
|
|
#endif
|
2002-08-12 08:16:01 +00:00
|
|
|
|
freezeUndo();
|
2001-04-03 08:34:52 +00:00
|
|
|
|
InsetError * new_inset = new InsetError(s);
|
2002-03-15 15:28:25 +00:00
|
|
|
|
LyXText * txt = current_view->getLyXText();
|
|
|
|
|
LyXCursor cur = txt->cursor;
|
|
|
|
|
txt->setCursorIntern(current_view, par, 0);
|
|
|
|
|
txt->insertInset(current_view, new_inset);
|
|
|
|
|
txt->fullRebreak(current_view);
|
|
|
|
|
txt->setCursorIntern(current_view, cur.par(), cur.pos());
|
2002-08-12 08:16:01 +00:00
|
|
|
|
unFreezeUndo();
|
2001-04-03 08:34:52 +00:00
|
|
|
|
}
|
2001-06-25 00:06:33 +00:00
|
|
|
|
}
|
|
|
|
|
return ret;
|
2000-04-10 14:29:05 +00:00
|
|
|
|
}
|
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
|
2003-03-06 21:01:04 +00:00
|
|
|
|
bool CutAndPaste::checkPastePossible()
|
2000-04-10 14:29:05 +00:00
|
|
|
|
{
|
2003-03-06 21:01:04 +00:00
|
|
|
|
return !paragraphs.empty();
|
2000-04-10 14:29:05 +00:00
|
|
|
|
}
|