]> git.lyx.org Git - lyx.git/blobdiff - src/Text3.cpp
Fulfill promise to Andre: TextClass_ptr --> TextClassPtr.
[lyx.git] / src / Text3.cpp
index 0b0351b7a2008a3f5a5958371af858214f89c495..a7186bc64f42691d61da2069a37b7bea82caf7d9 100644 (file)
@@ -26,7 +26,6 @@
 #include "BufferView.h"
 #include "bufferview_funcs.h"
 #include "Cursor.h"
-#include "CoordCache.h"
 #include "CutAndPaste.h"
 #include "debug.h"
 #include "DispatchResult.h"
@@ -40,7 +39,6 @@
 #include "LyXFunc.h"
 #include "Lexer.h"
 #include "LyXRC.h"
-#include "Row.h"
 #include "Paragraph.h"
 #include "paragraph_funcs.h"
 #include "ParagraphParameters.h"
@@ -104,9 +102,9 @@ namespace {
 
                if (font.language() != ignore_language ||
                                font.number() != Font::IGNORE) {
-                       Paragraph & par = cur.paragraph();
-                       if (cur.boundary() != text->isRTLBoundary(cur.buffer(), par,
-                                               cur.pos(), text->real_current_font))
+                       TextMetrics const & tm = cur.bv().textMetrics(text);
+                       if (cur.boundary() != tm.isRTLBoundary(cur.pit(),
+                                               cur.pos(), cur.real_current_font))
                                text->setCursor(cur, cur.pit(), cur.pos(),
                                                false, !cur.boundary());
                }
@@ -193,44 +191,6 @@ string const freefont2string()
 
 }
 
-void Text::cursorPrevious(Cursor & cur)
-{
-       pos_type cpos = cur.pos();
-       pit_type cpar = cur.pit();
-
-       int x = cur.x_target();
-       setCursorFromCoordinates(cur, x, 0);
-       cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
-
-       if (cpar == cur.pit() && cpos == cur.pos())
-               // we have a row which is taller than the workarea. The
-               // simplest solution is to move to the previous row instead.
-               cur.dispatch(FuncRequest(cur.selection()? LFUN_UP_SELECT: LFUN_UP));
-
-       finishUndo();
-       cur.updateFlags(Update::Force | Update::FitCursor);
-}
-
-
-void Text::cursorNext(Cursor & cur)
-{
-       pos_type cpos = cur.pos();
-       pit_type cpar = cur.pit();
-
-       int x = cur.x_target();
-       setCursorFromCoordinates(cur, x, cur.bv().workHeight() - 1);
-       cur.dispatch(FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
-
-       if (cpar == cur.pit() && cpos == cur.pos())
-               // we have a row which is taller than the workarea. The
-               // simplest solution is to move to the next row instead.
-               cur.dispatch(
-                       FuncRequest(cur.selection()? LFUN_DOWN_SELECT: LFUN_DOWN));
-
-       finishUndo();
-       cur.updateFlags(Update::Force | Update::FitCursor);
-}
-
 
 namespace {
 
@@ -265,7 +225,7 @@ bool doInsertInset(Cursor & cur, Text * text,
                lyx::dispatch(FuncRequest(LFUN_PASTE, "0"));
                // reset first par to default
                if (cur.lastpit() != 0 || cur.lastpos() != 0) {
-                       Layout_ptr const layout =
+                       LayoutPtr const layout =
                                cur.buffer().params().getTextClass().defaultLayout();
                        cur.text()->paragraphs().begin()->layout(layout);
                }
@@ -287,57 +247,7 @@ void Text::number(Cursor & cur)
 
 bool Text::isRTL(Buffer const & buffer, Paragraph const & par) const
 {
-       return par.isRightToLeftPar(buffer.params());
-}
-
-
-bool Text::isRTL(Buffer const & buffer, CursorSlice const & sl, bool boundary) const
-{
-       if (!lyxrc.rtl_support && !sl.text())
-               return false;
-
-       int correction = 0;
-       if (boundary && sl.pos() > 0)
-               correction = -1;
-               
-       Paragraph const & par = getPar(sl.pit());
-       return getFont(buffer, par, sl.pos() + correction).isVisibleRightToLeft();
-}
-
-
-bool Text::isRTLBoundary(Buffer const & buffer, Paragraph const & par,
-                         pos_type pos) const
-{
-       if (!lyxrc.rtl_support)
-               return false;
-
-       // no RTL boundary at line start
-       if (pos == 0)
-               return false;
-
-       bool left = getFont(buffer, par, pos - 1).isVisibleRightToLeft();
-       bool right;
-       if (pos == par.size())
-               right = par.isRightToLeftPar(buffer.params());
-       else
-               right = getFont(buffer, par, pos).isVisibleRightToLeft();
-       return left != right;
-}
-
-
-bool Text::isRTLBoundary(Buffer const & buffer, Paragraph const & par,
-                         pos_type pos, Font const & font) const
-{
-       if (!lyxrc.rtl_support)
-               return false;
-
-       bool left = font.isVisibleRightToLeft();
-       bool right;
-       if (pos == par.size())
-               right = par.isRightToLeftPar(buffer.params());
-       else
-               right = getFont(buffer, par, pos).isVisibleRightToLeft();
-       return left != right;
+       return par.isRTL(buffer.params());
 }
 
 
@@ -352,6 +262,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        BOOST_ASSERT(cur.text() == this);
        BufferView * bv = &cur.bv();
+       TextMetrics & tm = cur.bv().textMetrics(this);
        CursorSlice oldTopSlice = cur.top();
        bool oldBoundary = cur.boundary();
        bool sel = cur.selection();
@@ -435,7 +346,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                if (cur.selection()) {
                        cutSelection(cur, true, false);
                } else
-                       deleteLineForward(cur);
+                       tm.deleteLineForward(cur);
                finishChange(cur, false);
                break;
 
@@ -529,37 +440,35 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                needsUpdate |= cursorDownParagraph(cur);
                break;
 
-       case LFUN_SCREEN_UP:
        case LFUN_SCREEN_UP_SELECT:
-               needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_UP_SELECT);
+               needsUpdate |= cur.selHandle(true);
                if (cur.pit() == 0 && cur.textRow().pos() == 0)
                        cur.undispatched();
                else {
-                       cursorPrevious(cur);
+                       tm.cursorPrevious(cur);
                }
                break;
 
-       case LFUN_SCREEN_DOWN:
        case LFUN_SCREEN_DOWN_SELECT:
-               needsUpdate |= cur.selHandle(cmd.action == LFUN_SCREEN_DOWN_SELECT);
+               needsUpdate |= cur.selHandle(true);
                if (cur.pit() == cur.lastpit()
                          && cur.textRow().endpos() == cur.lastpos())
                        cur.undispatched();
                else {
-                       cursorNext(cur);
+                       tm.cursorNext(cur);
                }
                break;
 
        case LFUN_LINE_BEGIN:
        case LFUN_LINE_BEGIN_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_LINE_BEGIN_SELECT);
-               needsUpdate |= cursorHome(cur);
+               needsUpdate |= tm.cursorHome(cur);
                break;
 
        case LFUN_LINE_END:
        case LFUN_LINE_END_SELECT:
                needsUpdate |= cur.selHandle(cmd.action == LFUN_LINE_END_SELECT);
-               needsUpdate |= cursorEnd(cur);
+               needsUpdate |= tm.cursorEnd(cur);
                break;
 
        case LFUN_WORD_FORWARD:
@@ -663,13 +572,13 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_BREAK_PARAGRAPH:
                cap::replaceSelection(cur);
-               breakParagraph(cur, 0);
+               breakParagraph(cur, false);
                cur.resetAnchor();
                break;
 
        case LFUN_BREAK_PARAGRAPH_KEEP_LAYOUT:
                cap::replaceSelection(cur);
-               breakParagraph(cur, 1);
+               breakParagraph(cur, true);
                cur.resetAnchor();
                break;
 
@@ -680,11 +589,15 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                if (cur.pos() == 0)
                        cur.paragraph().params().labelWidthString(docstring());
                else
-                       breakParagraph(cur, 0);
+                       breakParagraph(cur, false);
                cur.resetAnchor();
                break;
        }
 
+       // TODO
+       // With the creation of LFUN_PARAGRAPH_PARAMS, this is now redundant,
+       // as its duties can be performed there. Should it be removed??
+       // FIXME For now, it can just dispatch LFUN_PARAGRAPH_PARAMS...
        case LFUN_PARAGRAPH_SPACING: {
                Paragraph & par = cur.paragraph();
                Spacing::Space cur_spacing = par.params().spacing().getSpace();
@@ -816,15 +729,15 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                cur.message(_("Paste"));
                cap::replaceSelection(cur);
                if (cmd.argument().empty() && !theClipboard().isInternal())
-                       pasteClipboard(cur, bv->buffer()->errorList("Paste"));
+                       pasteClipboard(cur, bv->buffer().errorList("Paste"));
                else {
                        string const arg(to_utf8(cmd.argument()));
-                       pasteFromStack(cur, bv->buffer()->errorList("Paste"),
+                       pasteFromStack(cur, bv->buffer().errorList("Paste"),
                                        isStrUnsignedInt(arg) ?
                                                convert<unsigned int>(arg) :
                                                0);
                }
-               bv->buffer()->errors("Paste");
+               bv->buffer().errors("Paste");
                cur.clearSelection(); // bug 393
                finishUndo();
                break;
@@ -841,8 +754,8 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_SERVER_GET_XY:
                cur.message(from_utf8(
-                       convert<string>(cursorX(cur.bv(), cur.top(), cur.boundary()))
-                       + ' ' + convert<string>(cursorY(cur.bv(), cur.top(), cur.boundary()))));
+                       convert<string>(tm.cursorX(cur.top(), cur.boundary()))
+                       + ' ' + convert<string>(tm.cursorY(cur.top(), cur.boundary()))));
                break;
 
        case LFUN_SERVER_SET_XY: {
@@ -854,14 +767,14 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        lyxerr << "SETXY: Could not parse coordinates in '"
                               << to_utf8(cmd.argument()) << std::endl;
                else
-                       setCursorFromCoordinates(cur, x, y);
+                       tm.setCursorFromCoordinates(cur, x, y);
                break;
        }
 
        case LFUN_SERVER_GET_FONT:
-               if (current_font.shape() == Font::ITALIC_SHAPE)
+               if (cur.current_font.shape() == Font::ITALIC_SHAPE)
                        cur.message(from_ascii("E"));
-               else if (current_font.shape() == Font::SMALLCAPS_SHAPE)
+               else if (cur.current_font.shape() == Font::SMALLCAPS_SHAPE)
                        cur.message(from_ascii("N"));
                else
                        cur.message(from_ascii("0"));
@@ -877,7 +790,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
                // Derive layout number from given argument (string)
                // and current buffer's textclass (number)
-               TextClass const & tclass = bv->buffer()->params().getTextClass();
+               TextClass const & tclass = bv->buffer().params().getTextClass();
                if (layout.empty())
                        layout = tclass.defaultLayoutName();
                bool hasLayout = tclass.hasLayout(layout);
@@ -921,9 +834,9 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_CLIPBOARD_PASTE:
                cur.clearSelection();
-               pasteClipboard(cur, bv->buffer()->errorList("Paste"),
+               pasteClipboard(cur, bv->buffer().errorList("Paste"),
                               cmd.argument() == "paragraph");
-               bv->buffer()->errors("Paste");
+               bv->buffer().errors("Paste");
                break;
 
        case LFUN_PRIMARY_SELECTION_PASTE:
@@ -949,8 +862,8 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_QUOTE_INSERT: {
                Paragraph & par = cur.paragraph();
                pos_type pos = cur.pos();
-               BufferParams const & bufparams = bv->buffer()->params();
-               Layout_ptr const & style = par.layout();
+               BufferParams const & bufparams = bv->buffer().params();
+               LayoutPtr const & style = par.layout();
                if (!style->pass_thru
                    && par.getFontSettings(bufparams, pos).language()->lang() != "hebrew") {
                        // this avoids a double undo
@@ -992,9 +905,9 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
 
        case LFUN_MOUSE_TRIPLE:
                if (cmd.button() == mouse_button::button1) {
-                       cursorHome(cur);
+                       tm.cursorHome(cur);
                        cur.resetAnchor();
-                       cursorEnd(cur);
+                       tm.cursorEnd(cur);
                        cur.setSelection();
                        bv->cursor() = cur;
                }
@@ -1027,9 +940,9 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                                cap::copySelectionToStack();
 
                                cap::pasteSelection(bv->cursor(), 
-                                                   bv->buffer()->errorList("Paste"));
-                               bv->buffer()->errors("Paste");
-                               bv->buffer()->markDirty();
+                                                   bv->buffer().errorList("Paste"));
+                               bv->buffer().errors("Paste");
+                               bv->buffer().markDirty();
                                finishUndo();
                        } else {
                                lyx::dispatch(FuncRequest(LFUN_PRIMARY_SELECTION_PASTE, "paragraph"));
@@ -1058,7 +971,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        int const wh = bv->workHeight();
                        int const y = std::max(0, std::min(wh - 1, cmd.y));
 
-                       setCursorFromCoordinates(cur, cmd.x, y);
+                       tm.setCursorFromCoordinates(cur, cmd.x, y);
                        cur.setTargetX(cmd.x);
                        if (cmd.y >= wh)
                                lyx::dispatch(FuncRequest(LFUN_DOWN_SELECT));
@@ -1131,7 +1044,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                }
 
                cur.clearSelection();
-               Font const old_font = real_current_font;
+               Font const old_font = cur.real_current_font;
 
                docstring::const_iterator cit = cmd.argument().begin();
                docstring::const_iterator end = cmd.argument().end();
@@ -1208,10 +1121,10 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                // inside it.
                doInsertInset(cur, this, cmd, true, true);
                cur.posRight();
-               updateLabels(*bv->buffer());
+               updateLabels(bv->buffer());
                break;
        case LFUN_NOTE_INSERT:
-       case LFUN_CHARSTYLE_INSERT:
+       case LFUN_FLEX_INSERT:
        case LFUN_BOX_INSERT:
        case LFUN_BRANCH_INSERT:
        case LFUN_BIBITEM_INSERT:
@@ -1245,7 +1158,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                cur.posRight();
                ParagraphList & pars = cur.text()->paragraphs();
 
-               TextClass const & tclass = bv->buffer()->params().getTextClass();
+               TextClass const & tclass = bv->buffer().params().getTextClass();
 
                // add a separate paragraph for the caption inset
                pars.push_back(Paragraph());
@@ -1267,7 +1180,12 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                // reposition the cursor to the caption
                cur.pit() = cap_pit;
                cur.pos() = 0;
-               cur.dispatch(FuncRequest(LFUN_CAPTION_INSERT));
+               // FIXME: This Text/Cursor dispatch handling is a mess!
+               // We cannot use Cursor::dispatch here it needs access to up to
+               // date metrics.
+               FuncRequest cmd_caption(LFUN_CAPTION_INSERT);
+               cur.text()->dispatch(cur, cmd_caption);
+               cur.updateFlags(Update::Force);
                // FIXME: When leaving the Float (or Wrap) inset we should
                // delete any empty paragraph left above or below the
                // caption.
@@ -1282,12 +1200,10 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                recordUndo(cur);
                cur.clearSelection();
                insertInset(cur, inset);
-               inset->edit(cur, true);
                // Show the dialog for the nomenclature entry, since the
                // description entry still needs to be filled in.
                if (cmd.action == LFUN_NOMENCL_INSERT)
-                       InsetCommandMailer("nomenclature",
-                               *reinterpret_cast<InsetCommand *>(inset)).showDialog(&cur.bv());
+                       inset->edit(cur, true);
                cur.posRight();
                break;
        }
@@ -1512,7 +1428,7 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                break;
 
        case LFUN_FLOAT_LIST: {
-               TextClass const & tclass = bv->buffer()->params().getTextClass();
+               TextClass const & tclass = bv->buffer().params().getTextClass();
                if (tclass.floats().typeExist(to_utf8(cmd.argument()))) {
                        recordUndo(cur);
                        if (cur.selection())
@@ -1525,7 +1441,8 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
                        }
 
                        setLayout(cur, tclass.defaultLayoutName());
-                       setParagraph(cur, Spacing(), LYX_ALIGN_LAYOUT, docstring(), 0);
+                       ParagraphParameters p;
+                       setParagraphs(cur, p);
                        insertInset(cur, new InsetFloatList(to_utf8(cmd.argument())));
                        cur.posRight();
                } else {
@@ -1563,17 +1480,21 @@ void Text::dispatch(Cursor & cur, FuncRequest & cmd)
        case LFUN_PARAGRAPH_PARAMS_APPLY: {
                // Given data, an encoding of the ParagraphParameters
                // generated in the Paragraph dialog, this function sets
-               // the current paragraph appropriately.
-               istringstream is(to_utf8(cmd.argument()));
-               Lexer lex(0, 0);
-               lex.setStream(is);
-               ParagraphParameters params;
-               params.read(lex);
-               setParagraph(cur,
-                            params.spacing(),
-                            params.align(),
-                            params.labelWidthString(),
-                            params.noindent());
+               // the current paragraph, or currently selected paragraphs,
+               // appropriately. 
+               // NOTE: This function overrides all existing settings.
+               setParagraphs(cur, cmd.argument());
+               cur.message(_("Paragraph layout set"));
+               break;
+       }
+       
+       case LFUN_PARAGRAPH_PARAMS: {
+               // Given data, an encoding of the ParagraphParameters as we'd
+               // find them in a LyX file, this function modifies the current paragraph, 
+               // or currently selected paragraphs. 
+               // NOTE: This function only modifies, and does not override, existing
+               // settings.
+               setParagraphs(cur, cmd.argument(), true);
                cur.message(_("Paragraph layout set"));
                break;
        }
@@ -1650,7 +1571,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
 {
        BOOST_ASSERT(cur.text() == this);
 
-       Font const & font = real_current_font;
+       Font const & font = cur.real_current_font;
        bool enable = true;
        Inset::Code code = Inset::NO_CODE;
 
@@ -1755,11 +1676,16 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
        case LFUN_NOTE_INSERT:
                code = Inset::NOTE_CODE;
                break;
-       case LFUN_CHARSTYLE_INSERT:
-               code = Inset::CHARSTYLE_CODE;
-               if (cur.buffer().params().getTextClass().charstyles().empty())
+       case LFUN_FLEX_INSERT: {
+               code = Inset::FLEX_CODE;
+               string s = cmd.getArg(0);
+               InsetLayout il =  cur.buffer().params().getTextClass().insetlayout(from_utf8(s));
+               if (il.lyxtype != "charstyle" &&
+                   il.lyxtype != "custom" &&
+                   il.lyxtype != "element")
                        enable = false;
                break;
+               }
        case LFUN_BOX_INSERT:
                code = Inset::BOX_CODE;
                break;
@@ -1887,7 +1813,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
                break;
 
        case LFUN_INSET_DISSOLVE:
-               enable = !isMainText(*cur.bv().buffer()) && cur.inset().nargs() == 1;
+               enable = !isMainText(cur.bv().buffer()) && cur.inset().nargs() == 1;
                break;
 
        case LFUN_CHANGE_ACCEPT:
@@ -1925,8 +1851,6 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
        case LFUN_WORD_SELECT:
        case LFUN_PARAGRAPH_UP:
        case LFUN_PARAGRAPH_DOWN:
-       case LFUN_SCREEN_UP:
-       case LFUN_SCREEN_DOWN:
        case LFUN_LINE_BEGIN:
        case LFUN_LINE_END:
        case LFUN_BREAK_LINE:
@@ -1991,6 +1915,7 @@ bool Text::getStatus(Cursor & cur, FuncRequest const & cmd,
        case LFUN_ACCENT_OGONEK:
        case LFUN_THESAURUS_ENTRY:
        case LFUN_PARAGRAPH_PARAMS_APPLY:
+       case LFUN_PARAGRAPH_PARAMS:
        case LFUN_ESCAPE:
        case LFUN_BUFFER_END:
        case LFUN_BUFFER_BEGIN: