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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*
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* LyX, The Document Processor
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*
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* Copyright 1995-2000 The LyX Team.
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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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2000-04-10 14:29:05 +00:00
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#include "lyxparagraph.h"
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#include "insets/inseterror.h"
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#include "lyx_gui_misc.h"
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2000-06-08 23:16:16 +00:00
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#include "lyxcursor.h"
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2000-04-10 14:29:05 +00:00
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#ifdef __GNUG__
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#pragma implementation
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#endif
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2000-04-10 21:40:13 +00:00
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using std::pair;
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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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// LyXParagraph * buf;
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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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2000-04-10 14:29:05 +00:00
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static LyXParagraph * buf = 0;
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2000-04-19 14:42:19 +00:00
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static LyXTextClassList::size_type textclass = 0;
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2000-04-10 14:29:05 +00:00
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// for now here this should be in another Cut&Paste Class!
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2000-04-19 01:42:55 +00:00
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// J<>rgen, I moved this out of CutAndPaste since it does not operate on any
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// member of the CutAndPaste class and in addition it was private.
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// Perhaps it even should take a parameter? (Lgb)
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static
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void DeleteBuffer()
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2000-04-10 14:29:05 +00:00
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{
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2000-04-20 13:48:34 +00:00
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if (!buf)
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return;
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2000-04-11 22:55:29 +00:00
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2000-04-20 13:48:34 +00:00
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LyXParagraph * tmppar;
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2000-04-11 22:55:29 +00:00
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2000-04-20 13:48:34 +00:00
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while (buf) {
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tmppar = buf;
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buf = buf->next;
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delete tmppar;
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}
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buf = 0;
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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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bool CutAndPaste::cutSelection(LyXParagraph * startpar, LyXParagraph ** endpar,
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2000-04-10 14:29:05 +00:00
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int start, int & end, char tc, bool doclear)
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{
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if (!startpar || (start > startpar->Last()))
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return false;
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DeleteBuffer();
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textclass = tc;
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if (!(*endpar) || (startpar->ParFromPos(start) ==
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(*endpar)->ParFromPos(end))) {
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// only within one paragraph
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buf = new LyXParagraph;
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LyXParagraph::size_type i = start;
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if (end > startpar->Last())
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end = startpar->Last();
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for (; i < end; ++i) {
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2000-06-08 23:16:16 +00:00
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startpar->CopyIntoMinibuffer(current_view->buffer()->params,
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start);
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#ifndef NEW_TABULAR
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2000-04-10 14:29:05 +00:00
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/* table stuff -- begin */
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if (startpar->table && startpar->IsNewline(start)) {
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++start;
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} else {
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/* table stuff -- end */
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2000-06-08 23:16:16 +00:00
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#endif
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2000-04-10 14:29:05 +00:00
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startpar->Erase(start);
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2000-06-08 23:16:16 +00:00
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#ifndef NEW_TABULAR
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2000-04-10 14:29:05 +00:00
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}
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2000-06-08 23:16:16 +00:00
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#endif
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2000-04-10 14:29:05 +00:00
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buf->InsertFromMinibuffer(buf->Last());
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}
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} else {
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// more than one paragraph
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2000-06-08 23:16:16 +00:00
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(*endpar)->BreakParagraphConservative(current_view->buffer()->params,
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end);
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2000-04-10 14:29:05 +00:00
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*endpar = (*endpar)->Next();
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end = 0;
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2000-06-08 23:16:16 +00:00
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startpar->BreakParagraphConservative(current_view->buffer()->params,
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start);
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2000-04-10 14:29:05 +00:00
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// store the selection
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buf = startpar->ParFromPos(start)->next;
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buf->previous = 0;
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(*endpar)->previous->next = 0;
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// cut the selection
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startpar->ParFromPos(start)->next = (*endpar);
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(*endpar)->previous = startpar->ParFromPos(start);
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// care about footnotes
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if (buf->footnoteflag) {
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LyXParagraph * tmppar = buf;
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while (tmppar){
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tmppar->footnoteflag = LyXParagraph::NO_FOOTNOTE;
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tmppar = tmppar->next;
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}
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}
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// the cut selection should begin with standard layout
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buf->Clear();
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// paste the paragraphs again, if possible
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if (doclear)
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2000-05-26 16:13:01 +00:00
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startpar->Next()->StripLeadingSpaces(textclass);
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2000-04-10 14:29:05 +00:00
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if (startpar->FirstPhysicalPar()->HasSameLayout(startpar->Next()) ||
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2000-05-22 11:08:25 +00:00
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!startpar->Next()->Last()) {
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2000-06-08 23:16:16 +00:00
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startpar->ParFromPos(start)->PasteParagraph(current_view->buffer()->params);
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2000-05-22 11:08:25 +00:00
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(*endpar) = startpar; // this because endpar gets deleted here!
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}
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2000-04-10 14:29:05 +00:00
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}
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return true;
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}
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2000-04-11 22:55:29 +00:00
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bool CutAndPaste::copySelection(LyXParagraph * startpar, LyXParagraph * endpar,
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2000-04-10 14:29:05 +00:00
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int start, int end, char tc)
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{
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if (!startpar || (start > startpar->Last()))
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return false;
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DeleteBuffer();
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textclass = tc;
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if (!(endpar) || (startpar->ParFromPos(start) ==
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(endpar)->ParFromPos(end))) {
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// only within one paragraph
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buf = new LyXParagraph;
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LyXParagraph::size_type i = start;
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if (end > startpar->Last())
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end = startpar->Last();
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for (; i < end; ++i) {
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2000-06-08 23:16:16 +00:00
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startpar->CopyIntoMinibuffer(current_view->buffer()->params, i);
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2000-04-10 14:29:05 +00:00
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buf->InsertFromMinibuffer(buf->Last());
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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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LyXParagraph *tmppar = startpar->ParFromPos(start);
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buf = tmppar->Clone();
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LyXParagraph *tmppar2 = buf;
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while (tmppar != endpar->ParFromPos(end)
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&& tmppar->next) {
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tmppar = tmppar->next;
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tmppar2->next = tmppar->Clone();
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tmppar2->next->previous = tmppar2;
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tmppar2 = tmppar2->next;
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}
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tmppar2->next = 0;
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// care about footnotes
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if (buf->footnoteflag) {
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tmppar = buf;
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2000-04-11 22:55:29 +00:00
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while (tmppar) {
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2000-04-10 14:29:05 +00:00
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tmppar->footnoteflag = LyXParagraph::NO_FOOTNOTE;
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tmppar = tmppar->next;
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}
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}
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// the buf paragraph is too big
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LyXParagraph::size_type tmpi2 = startpar->PositionInParFromPos(start);
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for (; tmpi2; --tmpi2)
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buf->Erase(0);
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// now tmppar 2 is too big, delete all after end
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tmpi2 = endpar->PositionInParFromPos(end);
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while (tmppar2->size() > tmpi2) {
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tmppar2->Erase(tmppar2->size() - 1);
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}
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}
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return true;
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}
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2000-04-11 22:55:29 +00:00
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bool CutAndPaste::pasteSelection(LyXParagraph ** par, LyXParagraph ** endpar,
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int & pos, char tc)
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2000-04-10 14:29:05 +00:00
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{
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if (!checkPastePossible(*par, pos))
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return false;
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if (pos > (*par)->Last())
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pos = (*par)->Last();
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LyXParagraph * tmpbuf;
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LyXParagraph * tmppar = *par;
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int tmppos = pos;
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// There are two cases: cutbuffer only one paragraph or many
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if (!buf->next) {
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// only within a paragraph
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tmpbuf = buf->Clone();
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2000-06-08 23:16:16 +00:00
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#ifndef NEW_TABULAR
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2000-04-10 14:29:05 +00:00
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/* table stuff -- begin */
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bool table_too_small = false;
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if ((*par)->table) {
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while (buf->size() && !table_too_small) {
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if (buf->IsNewline(0)){
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while((tmppos < tmppar->Last()) &&
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!tmppar->IsNewline(tmppos))
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2000-04-11 22:55:29 +00:00
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++tmppos;
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2000-04-10 14:29:05 +00:00
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buf->Erase(0);
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if (tmppos < tmppar->Last())
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2000-04-11 22:55:29 +00:00
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++tmppos;
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2000-04-10 14:29:05 +00:00
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else
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table_too_small = true;
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} else {
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// This is an attempt to fix the
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// "never insert a space at the
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// beginning of a paragraph" problem.
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if (!tmppos && buf->IsLineSeparator(0)) {
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buf->Erase(0);
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} else {
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2000-06-08 23:16:16 +00:00
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buf->CutIntoMinibuffer(current_view->buffer()->params, 0);
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2000-04-10 14:29:05 +00:00
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buf->Erase(0);
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if (tmppar->InsertFromMinibuffer(tmppos))
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++tmppos;
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}
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}
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}
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} else {
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/* table stuff -- end */
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2000-06-08 23:16:16 +00:00
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#endif
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2000-04-10 14:29:05 +00:00
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// Some provisions should be done here for checking
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// if we are inserting at the beginning of a
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// paragraph. If there are a space at the beginning
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// of the text to insert and we are inserting at
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// the beginning of the paragraph the space should
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// be removed.
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while (buf->size()) {
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// This is an attempt to fix the
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// "never insert a space at the
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// beginning of a paragraph" problem.
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if (!tmppos && buf->IsLineSeparator(0)) {
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buf->Erase(0);
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} else {
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2000-06-08 23:16:16 +00:00
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buf->CutIntoMinibuffer(current_view->buffer()->params, 0);
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2000-04-10 14:29:05 +00:00
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buf->Erase(0);
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if (tmppar->InsertFromMinibuffer(tmppos))
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++tmppos;
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}
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}
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2000-06-08 23:16:16 +00:00
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#ifndef NEW_TABULAR
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2000-04-10 14:29:05 +00:00
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}
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2000-06-08 23:16:16 +00:00
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#endif
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2000-04-10 14:29:05 +00:00
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delete buf;
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buf = tmpbuf;
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*endpar = tmppar->Next();
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pos = tmppos;
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} else {
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// many paragraphs
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// make a copy of the simple cut_buffer
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tmpbuf = buf;
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LyXParagraph * simple_cut_clone = tmpbuf->Clone();
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LyXParagraph * tmpbuf2 = simple_cut_clone;
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if ((*par)->footnoteflag){
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tmpbuf->footnoteflag = (*par)->footnoteflag;
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tmpbuf->footnotekind = (*par)->footnotekind;
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}
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|
|
|
while (tmpbuf->next) {
|
|
|
|
|
tmpbuf = tmpbuf->next;
|
|
|
|
|
tmpbuf2->next = tmpbuf->Clone();
|
|
|
|
|
tmpbuf2->next->previous = tmpbuf2;
|
|
|
|
|
tmpbuf2 = tmpbuf2->next;
|
|
|
|
|
if ((*par)->footnoteflag){
|
|
|
|
|
tmpbuf->footnoteflag = (*par)->footnoteflag;
|
|
|
|
|
tmpbuf->footnotekind = (*par)->footnotekind;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// make sure there is no class difference
|
|
|
|
|
SwitchLayoutsBetweenClasses(textclass, tc, buf);
|
|
|
|
|
|
|
|
|
|
// make the buf exactly the same layout than
|
|
|
|
|
// the cursor paragraph
|
|
|
|
|
buf->MakeSameLayout(*par);
|
|
|
|
|
|
|
|
|
|
// find the end of the buffer
|
|
|
|
|
LyXParagraph * lastbuffer = buf;
|
|
|
|
|
while (lastbuffer->Next())
|
|
|
|
|
lastbuffer = lastbuffer->Next();
|
|
|
|
|
|
|
|
|
|
bool paste_the_end = false;
|
|
|
|
|
|
|
|
|
|
// open the paragraph for inserting the buf
|
|
|
|
|
// if necessary
|
|
|
|
|
if (((*par)->Last() > pos) || !(*par)->Next()) {
|
2000-06-08 23:16:16 +00:00
|
|
|
|
(*par)->BreakParagraphConservative(current_view->buffer()->params,
|
|
|
|
|
pos);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
paste_the_end = true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// set the end for redoing later
|
|
|
|
|
*endpar = (*par)->ParFromPos(pos)->next->Next();
|
|
|
|
|
|
|
|
|
|
// paste it!
|
|
|
|
|
lastbuffer->ParFromPos(lastbuffer->Last())->next =
|
|
|
|
|
(*par)->ParFromPos(pos)->next;
|
|
|
|
|
(*par)->ParFromPos(pos)->next->previous =
|
|
|
|
|
lastbuffer->ParFromPos(lastbuffer->Last());
|
|
|
|
|
|
|
|
|
|
(*par)->ParFromPos(pos)->next = buf;
|
|
|
|
|
buf->previous = (*par)->ParFromPos(pos);
|
|
|
|
|
|
|
|
|
|
if ((*par)->ParFromPos(pos)->Next() == lastbuffer)
|
|
|
|
|
lastbuffer = *par;
|
|
|
|
|
|
2000-06-08 23:16:16 +00:00
|
|
|
|
(*par)->ParFromPos(pos)->PasteParagraph(current_view->buffer()->params);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
|
|
|
|
|
// store the new cursor position
|
2000-04-27 09:05:04 +00:00
|
|
|
|
*par = lastbuffer;
|
2000-06-08 23:16:16 +00:00
|
|
|
|
pos = lastbuffer->Last();
|
2000-04-10 14:29:05 +00:00
|
|
|
|
|
|
|
|
|
// maybe some pasting
|
|
|
|
|
if (lastbuffer->Next() && paste_the_end) {
|
|
|
|
|
if (lastbuffer->Next()->HasSameLayout(lastbuffer)) {
|
2000-06-08 23:16:16 +00:00
|
|
|
|
lastbuffer->ParFromPos(lastbuffer->Last())->PasteParagraph(current_view->buffer()->params);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
} else if (!lastbuffer->Next()->Last()) {
|
|
|
|
|
lastbuffer->Next()->MakeSameLayout(lastbuffer);
|
2000-06-08 23:16:16 +00:00
|
|
|
|
lastbuffer->ParFromPos(lastbuffer->Last())->PasteParagraph(current_view->buffer()->params);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
} else if (!lastbuffer->Last()) {
|
|
|
|
|
lastbuffer->MakeSameLayout(lastbuffer->next);
|
2000-06-08 23:16:16 +00:00
|
|
|
|
lastbuffer->ParFromPos(lastbuffer->Last())->PasteParagraph(current_view->buffer()->params);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
} else
|
2000-05-26 16:13:01 +00:00
|
|
|
|
lastbuffer->Next()->StripLeadingSpaces(tc);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
}
|
|
|
|
|
// restore the simple cut buffer
|
|
|
|
|
buf = simple_cut_clone;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
|
2000-04-10 14:29:05 +00:00
|
|
|
|
int CutAndPaste::nrOfParagraphs() const
|
|
|
|
|
{
|
2000-04-11 22:55:29 +00:00
|
|
|
|
if (!buf) return 0;
|
|
|
|
|
|
|
|
|
|
int n = 1;
|
2000-04-19 01:42:55 +00:00
|
|
|
|
LyXParagraph * tmppar = buf;
|
2000-04-11 22:55:29 +00:00
|
|
|
|
while(tmppar->next) {
|
|
|
|
|
++n;
|
|
|
|
|
tmppar = tmppar->next;
|
|
|
|
|
}
|
|
|
|
|
return n;
|
2000-04-10 14:29:05 +00:00
|
|
|
|
}
|
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
|
2000-04-10 14:29:05 +00:00
|
|
|
|
int CutAndPaste::SwitchLayoutsBetweenClasses(LyXTextClassList::size_type c1,
|
|
|
|
|
LyXTextClassList::size_type c2,
|
|
|
|
|
LyXParagraph * par)
|
|
|
|
|
{
|
|
|
|
|
int ret = 0;
|
|
|
|
|
if (!par || c1 == c2)
|
|
|
|
|
return ret;
|
|
|
|
|
par = par->FirstPhysicalPar();
|
|
|
|
|
while (par) {
|
|
|
|
|
string name = textclasslist.NameOfLayout(c1, par->layout);
|
|
|
|
|
int lay = 0;
|
|
|
|
|
pair<bool, LyXTextClass::LayoutList::size_type> pp =
|
|
|
|
|
textclasslist.NumberOfLayout(c2, name);
|
|
|
|
|
if (pp.first) {
|
|
|
|
|
lay = pp.second;
|
|
|
|
|
} else { // layout not found
|
|
|
|
|
// use default layout "Standard" (0)
|
|
|
|
|
lay = 0;
|
|
|
|
|
}
|
|
|
|
|
par->layout = lay;
|
|
|
|
|
|
|
|
|
|
if (name != textclasslist.NameOfLayout(c2, par->layout)) {
|
|
|
|
|
++ret;
|
2000-05-26 16:13:01 +00:00
|
|
|
|
string s = _("Layout had to be changed from\n")
|
|
|
|
|
+ name + _(" to ")
|
|
|
|
|
+ textclasslist.NameOfLayout(c2, par->layout)
|
|
|
|
|
+ _("\nbecause of class conversion from\n")
|
|
|
|
|
+ textclasslist.NameOfClass(c1) + _(" to ")
|
|
|
|
|
+ textclasslist.NameOfClass(c2);
|
2000-04-10 14:29:05 +00:00
|
|
|
|
InsetError * new_inset = new InsetError(s);
|
|
|
|
|
par->InsertChar(0, LyXParagraph::META_INSET);
|
|
|
|
|
par->InsertInset(0, new_inset);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
par = par->next;
|
|
|
|
|
}
|
|
|
|
|
return ret;
|
|
|
|
|
}
|
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
|
|
|
|
|
bool CutAndPaste::checkPastePossible(LyXParagraph * par, int) const
|
2000-04-10 14:29:05 +00:00
|
|
|
|
{
|
2000-04-11 22:55:29 +00:00
|
|
|
|
if (!buf) return false;
|
2000-04-10 14:29:05 +00:00
|
|
|
|
|
2000-04-11 22:55:29 +00:00
|
|
|
|
LyXParagraph * tmppar;
|
2000-04-10 14:29:05 +00:00
|
|
|
|
|
|
|
|
|
// be carefull with footnotes in footnotes
|
|
|
|
|
if (par->footnoteflag != LyXParagraph::NO_FOOTNOTE) {
|
|
|
|
|
// check whether the cut_buffer includes a footnote
|
|
|
|
|
tmppar = buf;
|
|
|
|
|
while (tmppar && tmppar->footnoteflag == LyXParagraph::NO_FOOTNOTE)
|
|
|
|
|
tmppar = tmppar->next;
|
|
|
|
|
|
|
|
|
|
if (tmppar) {
|
|
|
|
|
WriteAlert(_("Impossible operation"),
|
|
|
|
|
_("Can't paste float into float!"),
|
|
|
|
|
_("Sorry."));
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
2000-06-08 23:16:16 +00:00
|
|
|
|
#ifndef NEW_TABULAR
|
2000-04-10 14:29:05 +00:00
|
|
|
|
/* table stuff -- begin */
|
|
|
|
|
if (par->table) {
|
|
|
|
|
if (buf->next) {
|
|
|
|
|
WriteAlert(_("Impossible operation"),
|
|
|
|
|
_("Table cell cannot include more than one paragraph!"),
|
|
|
|
|
_("Sorry."));
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
/* table stuff -- end */
|
2000-06-08 23:16:16 +00:00
|
|
|
|
#endif
|
2000-04-10 14:29:05 +00:00
|
|
|
|
return true;
|
|
|
|
|
}
|