X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FText2.cpp;h=7b3d4da8c614a6c7372f77f3f5a690eb19dfae6e;hb=43dd383073fc61cfe5f24b87294c4e8698a1827a;hp=8dfcd4a2300e491f646117417f88d713a5f536de;hpb=b383d04e078f23553cefcd82851b037f54a7d1c8;p=lyx.git

diff --git a/src/Text2.cpp b/src/Text2.cpp
index 8dfcd4a230..7b3d4da8c6 100644
--- a/src/Text2.cpp
+++ b/src/Text2.cpp
@@ -50,10 +50,9 @@
 #include "support/lassert.h"
 #include "support/debug.h"
 #include "support/gettext.h"
+#include "support/lyxalgo.h"
 #include "support/textutils.h"
 
-#include <boost/next_prior.hpp>
-
 #include <sstream>
 
 using namespace std;
@@ -264,6 +263,11 @@ void Text::changeDepth(Cursor & cur, DEPTH_CHANGE type)
 void Text::setFont(Cursor & cur, Font const & font, bool toggleall)
 {
 	LASSERT(this == cur.text(), return);
+
+	// If there is a selection, record undo before the cursor font is changed.
+	if (cur.selection())
+		cur.recordUndoSelection();
+
 	// Set the current_font
 	// Determine basis font
 	FontInfo layoutfont;
@@ -289,7 +293,6 @@ void Text::setFont(Cursor & cur, Font const & font, bool toggleall)
 		return;
 
 	// Ok, we have a selection.
-	cur.recordUndoSelection();
 	Font newfont = font;
 
 	if (toggleall) {	
@@ -391,7 +394,7 @@ bool Text::cursorTop(Cursor & cur)
 bool Text::cursorBottom(Cursor & cur)
 {
 	LBUFERR(this == cur.text());
-	return setCursor(cur, cur.lastpit(), boost::prior(paragraphs().end())->size());
+	return setCursor(cur, cur.lastpit(), prev(paragraphs().end(), 1)->size());
 }
 
 
@@ -480,7 +483,7 @@ void Text::setLabelWidthStringToSequence(Cursor const & cur,
 }
 
 
-void Text::setParagraphs(Cursor & cur, docstring arg, bool merge) 
+void Text::setParagraphs(Cursor & cur, docstring arg, bool merge)
 {
 	LBUFERR(cur.text());
 
@@ -498,7 +501,7 @@ void Text::setParagraphs(Cursor & cur, docstring arg, bool merge)
 		// with same layout in a sequence.
 		// Do this only once for a selected range of paragraphs
 		// of the same layout and depth.
-		cur.recordUndo();
+		c.recordUndo();
 		par.params().apply(params, par.layout());
 		if (par.getDepth() != priordepth || par.layout() != priorlayout)
 			setLabelWidthStringToSequence(c, params.labelWidthString());
@@ -508,7 +511,7 @@ void Text::setParagraphs(Cursor & cur, docstring arg, bool merge)
 }
 
 
-void Text::setParagraphs(Cursor & cur, ParagraphParameters const & p) 
+void Text::setParagraphs(Cursor & cur, ParagraphParameters const & p)
 {
 	LBUFERR(cur.text());
 
@@ -539,7 +542,7 @@ void Text::insertInset(Cursor & cur, Inset * inset)
 	LBUFERR(this == cur.text());
 	LBUFERR(inset);
 	cur.paragraph().insertInset(cur.pos(), inset, cur.current_font,
-		Change(cur.buffer()->params().trackChanges
+		Change(cur.buffer()->params().track_changes
 		? Change::INSERTED : Change::UNCHANGED));
 }
 
@@ -551,9 +554,6 @@ bool Text::setCursor(Cursor & cur, pit_type par, pos_type pos,
 	bool const update_needed = !tm.contains(par);
 	Cursor old = cur;
 	setCursorIntern(cur, par, pos, setfont, boundary);
-	// FIXME There is a chance that we'll miss a screen update here.
-	// If so, then do DEPM and then check if cur wants an update and
-	// go ahead and do it, if so.
 	return cur.bv().checkDepm(cur, old) || update_needed;
 }
 
@@ -595,8 +595,6 @@ void Text::setCursorIntern(Cursor & cur,
 
 bool Text::checkAndActivateInset(Cursor & cur, bool front)
 {
-	if (cur.selection())
-		return false;
 	if (front && cur.pos() == cur.lastpos())
 		return false;
 	if (!front && cur.pos() == 0)
@@ -604,6 +602,8 @@ bool Text::checkAndActivateInset(Cursor & cur, bool front)
 	Inset * inset = front ? cur.nextInset() : cur.prevInset();
 	if (!inset || !inset->editable())
 		return false;
+	if (cur.selection() && cur.realAnchor().find(inset) == -1)
+		return false;
 	/*
 	 * Apparently, when entering an inset we are expected to be positioned
 	 * *before* it in the containing paragraph, regardless of the direction
@@ -620,8 +620,6 @@ bool Text::checkAndActivateInset(Cursor & cur, bool front)
 
 bool Text::checkAndActivateInsetVisual(Cursor & cur, bool movingForward, bool movingLeft)
 {
-	if (cur.selection())
-		return false;
 	if (cur.pos() == -1)
 		return false;
 	if (cur.pos() == cur.lastpos())
@@ -630,6 +628,8 @@ bool Text::checkAndActivateInsetVisual(Cursor & cur, bool movingForward, bool mo
 	Inset * inset = par.isInset(cur.pos()) ? par.getInset(cur.pos()) : 0;
 	if (!inset || !inset->editable())
 		return false;
+	if (cur.selection() && cur.realAnchor().find(inset) == -1)
+		return false;
 	inset->edit(cur, movingForward, 
 		movingLeft ? Inset::ENTRY_DIRECTION_RIGHT : Inset::ENTRY_DIRECTION_LEFT);
 	return true;
@@ -659,6 +659,7 @@ bool Text::cursorBackward(Cursor & cur)
 				cur.textRow().pos() == cur.pos() &&
 				!cur.paragraph().isLineSeparator(cur.pos() - 1) &&
 				!cur.paragraph().isNewline(cur.pos() - 1) &&
+				!cur.paragraph().isEnvSeparator(cur.pos() - 1) &&
 				!cur.paragraph().isSeparator(cur.pos() - 1)) {
 			return setCursor(cur, cur.pit(), cur.pos(), true, true);
 		}
@@ -672,8 +673,14 @@ bool Text::cursorBackward(Cursor & cur)
 	}
 
 	// move to the previous paragraph or do nothing
-	if (cur.pit() > 0)
-		return setCursor(cur, cur.pit() - 1, getPar(cur.pit() - 1).size(), true, false);
+	if (cur.pit() > 0) {
+		Paragraph & par = getPar(cur.pit() - 1);
+		pos_type lastpos = par.size();
+		if (lastpos > 0 && par.isEnvSeparator(lastpos - 1))
+			return setCursor(cur, cur.pit() - 1, lastpos - 1, true, false);
+		else
+			return setCursor(cur, cur.pit() - 1, lastpos, true, false);
+	}
 	return false;
 }
 
@@ -737,12 +744,19 @@ bool Text::cursorForward(Cursor & cur)
 			bool sep2 = cur.paragraph().isSeparator(cur.pos()+1);
 		}
 #endif
-		if (cur.textRow().endpos() == cur.pos() + 1 &&
-		    cur.textRow().endpos() != cur.lastpos() &&
-				!cur.paragraph().isNewline(cur.pos()) &&
-				!cur.paragraph().isLineSeparator(cur.pos()) &&
-				!cur.paragraph().isSeparator(cur.pos())) {
-			return setCursor(cur, cur.pit(), cur.pos() + 1, true, true);
+		if (cur.textRow().endpos() == cur.pos() + 1) {
+			if (cur.paragraph().isEnvSeparator(cur.pos()) &&
+			    cur.pos() + 1 == cur.lastpos() &&
+			    cur.pit() != cur.lastpit()) {
+				// move to next paragraph
+				return setCursor(cur, cur.pit() + 1, 0, true, false);
+			} else if (cur.textRow().endpos() != cur.lastpos() &&
+				   !cur.paragraph().isNewline(cur.pos()) &&
+				   !cur.paragraph().isEnvSeparator(cur.pos()) &&
+				   !cur.paragraph().isLineSeparator(cur.pos()) &&
+				   !cur.paragraph().isSeparator(cur.pos())) {
+				return setCursor(cur, cur.pit(), cur.pos() + 1, true, true);
+			}
 		}
 		
 		// in front of RTL boundary? Stay on this side of the boundary because:
@@ -776,7 +790,13 @@ bool Text::cursorDownParagraph(Cursor & cur)
 {
 	bool updated = false;
 	if (cur.pit() != cur.lastpit())
-		updated = setCursor(cur, cur.pit() + 1, 0);
+		if (lyxrc.mac_like_cursor_movement)
+			if (cur.pos() == cur.lastpos())
+				updated = setCursor(cur, cur.pit() + 1, getPar(cur.pit() + 1).size());
+			else
+				updated = setCursor(cur, cur.pit(), cur.lastpos());
+		else
+			updated = setCursor(cur, cur.pit() + 1, 0);
 	else
 		updated = setCursor(cur, cur.pit(), cur.lastpos());
 	return updated;
@@ -788,7 +808,7 @@ bool Text::cursorDownParagraph(Cursor & cur)
 void Text::fixCursorAfterDelete(CursorSlice & cur, CursorSlice const & where)
 {
 	// Do nothing if cursor is not in the paragraph where the
-	// deletion occured,
+	// deletion occurred,
 	if (cur.pit() != where.pit())
 		return;
 
@@ -852,7 +872,7 @@ bool Text::deleteEmptyParagraphMechanism(Cursor & cur,
 		    && oldpar.isLineSeparator(old.pos() - 1)
 		    && !oldpar.isDeleted(old.pos() - 1)
 		    && !oldpar.isDeleted(old.pos())) {
-			oldpar.eraseChar(old.pos() - 1, cur.buffer()->params().trackChanges);
+			oldpar.eraseChar(old.pos() - 1, cur.buffer()->params().track_changes);
 // FIXME: This will not work anymore when we have multiple views of the same buffer
 // In this case, we will have to correct also the cursors held by
 // other bufferviews. It will probably be easier to do that in a more
@@ -880,12 +900,11 @@ bool Text::deleteEmptyParagraphMechanism(Cursor & cur,
 
 	if (oldpar.empty() || (oldpar.size() == 1 && oldpar.isLineSeparator(0))) {
 		// Delete old par.
-		old.recordUndo(ATOMIC_UNDO,
-			   max(old.pit() - 1, pit_type(0)),
-			   min(old.pit() + 1, old.lastpit()));
+		old.recordUndo(max(old.pit() - 1, pit_type(0)),
+		               min(old.pit() + 1, old.lastpit()));
 		ParagraphList & plist = old.text()->paragraphs();
 		bool const soa = oldpar.params().startOfAppendix();
-		plist.erase(boost::next(plist.begin(), old.pit()));
+		plist.erase(next(plist.begin(), old.pit()));
 		// do not lose start of appendix marker (bug 4212)
 		if (soa && old.pit() < pit_type(plist.size()))
 			plist[old.pit()].params().startOfAppendix(true);
@@ -907,7 +926,7 @@ bool Text::deleteEmptyParagraphMechanism(Cursor & cur,
 		return true;
 	}
 
-	if (oldpar.stripLeadingSpaces(cur.buffer()->params().trackChanges)) {
+	if (oldpar.stripLeadingSpaces(cur.buffer()->params().track_changes)) {
 		need_anchor_change = true;
 		// We return true here because the Paragraph contents changed and
 		// we need a redraw before further action is processed.
@@ -949,7 +968,7 @@ void Text::deleteEmptyParagraphMechanism(pit_type first, pit_type last, bool tra
 			continue;
 
 		if (par.empty() || (par.size() == 1 && par.isLineSeparator(0))) {
-			pars_.erase(boost::next(pars_.begin(), pit));
+			pars_.erase(next(pars_.begin(), pit));
 			--pit;
 			--last;
 			continue;
@@ -960,15 +979,4 @@ void Text::deleteEmptyParagraphMechanism(pit_type first, pit_type last, bool tra
 }
 
 
-void Text::recUndo(Cursor & cur, pit_type first, pit_type last) const
-{
-	cur.recordUndo(ATOMIC_UNDO, first, last);
-}
-
-
-void Text::recUndo(Cursor & cur, pit_type par) const
-{
-	cur.recordUndo(ATOMIC_UNDO, par, par);
-}
-
 } // namespace lyx