-/* This file is part of
- * ======================================================
+/**
+ * \file bufferview_funcs.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * LyX, The Document Processor
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ * \author John Levon
+ * \author Angus Leeming
*
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
- *
- * ====================================================== */
+ * Full author contact details are available in file CREDITS
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "bufferview_funcs.h"
-#include "LyXView.h"
#include "BufferView.h"
#include "paragraph.h"
#include "lyxfont.h"
+#include "lyxlex.h"
#include "lyxtext.h"
#include "buffer.h"
#include "lyx_cb.h"
#include "language.h"
#include "gettext.h"
#include "ParagraphParameters.h"
-#include "lyxtextclasslist.h"
+#include "author.h"
+#include "changes.h"
+#include "frontends/LyXView.h"
#include "frontends/Alert.h"
+#include "mathed/math_cursor.h"
+
+#include "support/tostr.h"
+#include "Lsstream.h"
+
+#include "insets/updatableinset.h"
+#include <boost/bind.hpp>
+#include <algorithm>
+
+using namespace lyx::support;
+
+
+namespace {
+
+LyXFont freefont(LyXFont::ALL_IGNORE);
+bool toggleall(false);
+
+}
+
+namespace bv_funcs {
+
+
+void resizeInsets(BufferView * bv)
+{
+ ParagraphList & paragraphs = bv->buffer()->paragraphs;
+ /// then remove all LyXText in text-insets
+ std::for_each(paragraphs.begin(), paragraphs.end(),
+ boost::bind(&Paragraph::resizeInsetsLyXText, _1, bv));
+}
+
+
+// Set data using font and toggle
+// If successful, returns true
+bool font2string(LyXFont const & font, bool toggle, string & data)
+{
+ string lang = "ignore";
+ if (font.language())
+ lang = font.language()->lang();
+
+ ostringstream os;
+ os << "family " << font.family() << '\n'
+ << "series " << font.series() << '\n'
+ << "shape " << font.shape() << '\n'
+ << "size " << font.size() << '\n'
+ << "emph " << font.emph() << '\n'
+ << "underbar " << font.underbar() << '\n'
+ << "noun " << font.noun() << '\n'
+ << "number " << font.number() << '\n'
+ << "color " << font.color() << '\n'
+ << "language " << lang << '\n'
+ << "toggleall " << tostr(toggle);
+ data = STRCONV(os.str());
+ return true;
+}
+
+
+// Set font and toggle using data
+// If successful, returns true
+bool string2font(string const & data, LyXFont & font, bool & toggle)
+{
+ istringstream is(STRCONV(data));
+ LyXLex lex(0,0);
+ lex.setStream(is);
+
+ int nset = 0;
+ while (lex.isOK()) {
+ string token;
+ if (lex.next())
+ token = lex.getString();
+
+ if (token.empty() || !lex.next())
+ break;
+
+ if (token == "family") {
+ int const next = lex.getInteger();
+ font.setFamily(LyXFont::FONT_FAMILY(next));
+
+ } else if (token == "series") {
+ int const next = lex.getInteger();
+ font.setSeries(LyXFont::FONT_SERIES(next));
+
+ } else if (token == "shape") {
+ int const next = lex.getInteger();
+ font.setShape(LyXFont::FONT_SHAPE(next));
+
+ } else if (token == "size") {
+ int const next = lex.getInteger();
+ font.setSize(LyXFont::FONT_SIZE(next));
+
+ } else if (token == "emph" || token == "underbar" ||
+ token == "noun" || token == "number") {
+
+ int const next = lex.getInteger();
+ LyXFont::FONT_MISC_STATE const misc =
+ LyXFont::FONT_MISC_STATE(next);
+
+ if (token == "emph")
+ font.setEmph(misc);
+ else if (token == "underbar")
+ font.setUnderbar(misc);
+ else if (token == "noun")
+ font.setNoun(misc);
+ else if (token == "number")
+ font.setNumber(misc);
+
+ } else if (token == "color") {
+ int const next = lex.getInteger();
+ font.setColor(LColor::color(next));
+
+ } else if (token == "language") {
+ string const next = lex.getString();
+ if (next == "ignore")
+ font.setLanguage(ignore_language);
+ else
+ font.setLanguage(languages.getLanguage(next));
+
+ } else if (token == "toggleall") {
+ toggle = lex.getBool();
+
+ } else {
+ // Unrecognised token
+ break;
+ }
+
+ ++nset;
+ }
+ return (nset > 0);
+}
+
+
+string const freefont2string()
+{
+ string data;
+ if (font2string(freefont, toggleall, data))
+ return data;
+ return string();
+}
+
+
+void update_and_apply_freefont(BufferView * bv, string const & data)
+{
+ LyXFont font;
+ bool toggle;
+ if (string2font(data, font, toggle)) {
+ freefont = font;
+ toggleall = toggle;
+ apply_freefont(bv);
+ }
+}
+
+
+void apply_freefont(BufferView * bv)
+{
+ toggleAndShow(bv, freefont, toggleall);
+ bv->owner()->view_state_changed();
+ bv->owner()->message(_("Character set"));
+}
-#include "support/lstrings.h"
void emph(BufferView * bv)
{
{
LyXFont font(LyXFont::ALL_IGNORE);
Language const * lang = languages.getLanguage(l);
- if (lang) {
- font.setLanguage(lang);
- toggleAndShow(bv, font);
- } else
- Alert::alert(_("Error! unknown language"),l);
+ if (!lang)
+ return;
+
+ font.setLanguage(lang);
+ toggleAndShow(bv, font);
}
-// Change environment depth.
-// if decInc >= 0, increment depth
-// if decInc < 0, decrement depth
-void changeDepth(BufferView * bv, LyXText * text, int decInc)
+bool changeDepth(BufferView * bv, LyXText * text, DEPTH_CHANGE type, bool test_only)
{
if (!bv->available() || !text)
- return;
-
- bv->hideCursor();
- bv->update(bv->text, BufferView::SELECT|BufferView::FITCUR);
- if (decInc >= 0)
- text->incDepth(bv);
- else
- text->decDepth(bv);
+ return false;
+
+ if (test_only)
+ return text->changeDepth(type, true);
+
+ bv->update(BufferView::SELECT);
+ bool const changed = text->changeDepth(type, false);
if (text->inset_owner)
- bv->updateInset((Inset *)text->inset_owner, true);
- bv->update(bv->text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
- bv->owner()->message(_("Changed environment depth "
- "(in possible range, maybe not)"));
+ bv->updateInset((InsetOld *)text->inset_owner);
+ bv->update(BufferView::SELECT);
+ return changed;
}
void styleReset(BufferView * bv)
{
-#ifndef INHERIT_LANG
LyXFont font(LyXFont::ALL_INHERIT, ignore_language);
-#else
- LyXFont font(LyXFont::ALL_INHERIT);
-#endif
toggleAndShow(bv, font);
}
// Returns the current font and depth as a message.
string const currentState(BufferView * bv)
{
+ if (!bv->available())
+ return string();
+
+ if (mathcursor)
+ return mathcursor->info();
+
ostringstream state;
- if (bv->available()) {
- // I think we should only show changes from the default
- // font. (Asger)
- LyXText * text = bv->getLyXText();
- Buffer * buffer = bv->buffer();
- LyXFont font = text->real_current_font;
- LyXFont const & defaultfont =
- textclasslist[buffer->params.textclass].defaultfont();
- font.reduce(defaultfont);
-
- state << _("Font:") << ' '
- << font.stateText(&buffer->params);
-
- // The paragraph depth
- int depth = text->getDepth();
- if (depth > 0)
- state << _(", Depth: ") << depth;
-
- // The paragraph spacing, but only if different from
- // buffer spacing.
- if (!text->cursor.par()->params().spacing().isDefault()) {
- Spacing::Space cur_space =
- text->cursor.par()->params().spacing().getSpace();
- state << _(", Spacing: ");
-
- switch (cur_space) {
- case Spacing::Single:
- state << _("Single");
-
- break;
- case Spacing::Onehalf:
- state << _("Onehalf");
- break;
- case Spacing::Double:
- state << _("Double");
- break;
- case Spacing::Other:
- state << _("Other (")
- << text->cursor.par()->params().spacing().getValue()
- << ")";
- break;
- case Spacing::Default:
- // should never happen, do nothing
- break;
- }
+ LyXText * text = bv->getLyXText();
+ Buffer * buffer = bv->buffer();
+ LyXCursor const & c(text->cursor);
+
+ bool const show_change = buffer->params.tracking_changes
+ && c.pos() != c.par()->size()
+ && c.par()->lookupChange(c.pos()) != Change::UNCHANGED;
+
+ if (show_change) {
+ Change change(c.par()->lookupChangeFull(c.pos()));
+ Author const & a(bv->buffer()->authors().get(change.author));
+ state << _("Change: ") << a.name();
+ if (!a.email().empty()) {
+ state << " (" << a.email() << ")";
+ }
+ if (change.changetime)
+ state << _(" at ") << ctime(&change.changetime);
+ state << " : ";
+ }
+
+ // I think we should only show changes from the default
+ // font. (Asger)
+ LyXFont font = text->real_current_font;
+ LyXFont const & defaultfont =
+ buffer->params.getLyXTextClass().defaultfont();
+ font.reduce(defaultfont);
+
+ // avoid _(...) re-entrance problem
+ string const s = font.stateText(&buffer->params);
+ state << bformat(_("Font: %1$s"), s);
+
+ // state << bformat(_("Font: %1$s"), font.stateText(&buffer->params));
+
+ // The paragraph depth
+ int depth = text->getDepth();
+ if (depth > 0)
+ state << bformat(_(", Depth: %1$s"), tostr(depth));
+
+ // The paragraph spacing, but only if different from
+ // buffer spacing.
+ if (!text->cursor.par()->params().spacing().isDefault()) {
+ Spacing::Space cur_space =
+ text->cursor.par()->params().spacing().getSpace();
+ state << _(", Spacing: ");
+
+ switch (cur_space) {
+ case Spacing::Single:
+ state << _("Single");
+ break;
+ case Spacing::Onehalf:
+ state << _("OneHalf");
+ break;
+ case Spacing::Double:
+ state << _("Double");
+ break;
+ case Spacing::Other:
+ state << _("Other (")
+ << text->cursor.par()->params().spacing().getValue()
+ << ')';
+ break;
+ case Spacing::Default:
+ // should never happen, do nothing
+ break;
}
-#if 1
- state << _(", Paragraph: ") << text->cursor.par()->id();
-#endif
}
- return state.str().c_str();
+#ifdef DEVEL_VERSION
+ state << _(", Paragraph: ") << text->cursor.par()->id();
+ state << " Inset: " <<
+ (text->cursor.par()->inInset() ? text->cursor.par()->inInset()->id() : -1);
+#endif
+ return STRCONV(state.str());
}
-/* -------> Does the actual toggle job of the XxxCB() calls above.
+/* Does the actual toggle job of the calls above.
* Also shows the current font state.
*/
void toggleAndShow(BufferView * bv, LyXFont const & font, bool toggleall)
{
- if (bv->available()) {
- if (bv->theLockingInset()) {
- bv->theLockingInset()->setFont(bv, font, toggleall);
- return;
- }
- LyXText * text = bv->getLyXText();
- if (!text)
- return;
-
- bv->hideCursor();
- bv->update(text, BufferView::SELECT|BufferView::FITCUR);
- text->toggleFree(bv, font, toggleall);
- bv->update(text, BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
-
- if (font.language() != ignore_language ||
- font.number() != LyXFont::IGNORE) {
- LyXCursor & cursor = text->cursor;
- text->computeBidiTables(bv->buffer(), cursor.row());
- if (cursor.boundary() !=
- text->isBoundary(bv->buffer(), cursor.par(), cursor.pos(),
- text->real_current_font))
- text->setCursor(bv, cursor.par(), cursor.pos(),
- false, !cursor.boundary());
- }
+ if (!bv->available())
+ return;
+
+ if (bv->theLockingInset()) {
+ bv->theLockingInset()->setFont(bv, font, toggleall);
+ return;
+ }
+
+ LyXText * text = bv->getLyXText();
+ // FIXME: can this happen ??
+ if (!text)
+ return;
+
+ bv->update(text, BufferView::SELECT);
+ text->toggleFree(font, toggleall);
+ bv->update(text, BufferView::SELECT);
+
+ if (font.language() != ignore_language ||
+ font.number() != LyXFont::IGNORE) {
+ LyXCursor & cursor = text->cursor;
+ text->computeBidiTables(bv->buffer(), text->cursorRow());
+ if (cursor.boundary() !=
+ text->isBoundary(bv->buffer(), *cursor.par(), cursor.pos(),
+ text->real_current_font))
+ text->setCursor(cursor.par(), cursor.pos(),
+ false, !cursor.boundary());
+ }
+}
+
+
+// deletes a selection during an insertion
+void replaceSelection(LyXText * lt)
+{
+ if (lt->selection.set()) {
+ lt->update();
+ lt->cutSelection(true, false);
+ lt->update();
}
}
+
+}; // namespace bv_funcs