From 7511cc189e3fdb881fd292366741796fcbabb4e8 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Lars=20Gullik=20Bj=C3=B8nnes?= <larsbj@gullik.org>
Date: Tue, 20 Feb 2001 14:00:34 +0000
Subject: [PATCH] mathed32.diff

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@1570 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/ChangeLog        |  2 ++
 src/mathed/math_cursor.C    | 23 ++++++++++++-----------
 src/mathed/math_fracinset.C |  2 +-
 src/mathed/math_root.C      |  2 +-
 4 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/src/mathed/ChangeLog b/src/mathed/ChangeLog
index d25266b148..4bfd90dffd 100644
--- a/src/mathed/ChangeLog
+++ b/src/mathed/ChangeLog
@@ -6,6 +6,8 @@
 	* move MathIter::Copy(int, int) to MathArray::shrink(pos, pos)
 
 	* several files: subsequent changes
+	
+	* math_cursor.C: make selarray a proper MathArray
 
 
 2001-02-19  Dekel Tsur  <dekelts@tau.ac.il>
diff --git a/src/mathed/math_cursor.C b/src/mathed/math_cursor.C
index 45c58b7f6f..ed18539c84 100644
--- a/src/mathed/math_cursor.C
+++ b/src/mathed/math_cursor.C
@@ -42,7 +42,7 @@
 #include "math_accentinset.h"
 #include "mathed/support.h"
 
-static MathedArray * selarray = 0;
+static MathedArray selarray;
 
 using std::endl;
 
@@ -130,7 +130,6 @@ MathedCursor::MathedCursor(MathParInset * p) // : par(p)
 	anchor   = 0;
 	lastcode = LM_TC_MIN;
 	SetPar(p);
-	//    selarray = 0;
 	if (!MathMacroTable::built)
 		MathMacroTable::mathMTable.builtinMacros();
 }
@@ -510,7 +509,7 @@ void MathedCursor::insertInset(MathedInset * p, int t)
 	if (selection) {
 		if (MathIsActive(t)) {
 			SelCut();
-			static_cast<MathParInset*>(p)->setData(selarray);
+			static_cast<MathParInset*>(p)->setData(&selarray);
 		} else
 			SelDel();
 	}
@@ -845,8 +844,10 @@ bool MathedCursor::pullArg()
 		MathedArray * a = p->GetData();
 		p->clear();
 		Delete();
-		cursor->Merge(a);
-		cursor->Adjust();
+		if (!a->empty()) {
+			cursor->Merge(a);
+			cursor->Adjust();
+		}
 
 		return true;
 	}
@@ -902,8 +903,8 @@ void MathedCursor::SelCopy()
 		int p1 = (cursor->getPos() < selpos) ? cursor->getPos() : selpos;
 		int p2 = (cursor->getPos() > selpos) ?
 			cursor->getPos() : selpos;
-		selarray = new MathedArray(*(cursor->GetData()));
-		selarray->shrink(p1, p2);
+		selarray = *(cursor->GetData());
+		selarray.shrink(p1, p2);
 		cursor->Adjust();
 		SelClear();
 	}
@@ -918,8 +919,8 @@ void MathedCursor::SelCut()
 
 		int p1 = (cursor->getPos() < selpos) ? cursor->getPos() : selpos;
 		int p2 = (cursor->getPos() > selpos) ? cursor->getPos() : selpos;
-		selarray = new MathedArray(*(cursor->GetData()));
-		selarray->shrink(p1, p2);
+		selarray = *(cursor->GetData());
+		selarray.shrink(p1, p2);
 		cursor->Clean(selpos);
 		cursor->Adjust();
 		SelClear();
@@ -946,8 +947,8 @@ void MathedCursor::SelPaste()
 	if (selection)
 		SelDel();
 
-	if (selarray) {
-		cursor->Merge(selarray);
+	if (!selarray.empty()) {
+		cursor->Merge(&selarray);
 		cursor->Adjust();
 	}
 }
diff --git a/src/mathed/math_fracinset.C b/src/mathed/math_fracinset.C
index ecf2fcdaf0..62768142e6 100644
--- a/src/mathed/math_fracinset.C
+++ b/src/mathed/math_fracinset.C
@@ -34,7 +34,7 @@ MathedInset * MathFracInset::Clone()
 {   
 	MathFracInset * p = new MathFracInset(*this);
 	// this cast will go again...
-	p->den_ = (MathParInset*) (p->den_->Clone());
+	p->den_ = static_cast<MathParInset*>(p->den_->Clone());
 	return p;
 }
 
diff --git a/src/mathed/math_root.C b/src/mathed/math_root.C
index 5cfe9f692b..d22d6c60a0 100644
--- a/src/mathed/math_root.C
+++ b/src/mathed/math_root.C
@@ -42,7 +42,7 @@ MathRootInset::~MathRootInset()
 MathedInset * MathRootInset::Clone()
 {
 	MathRootInset * p = new MathRootInset(*this);
-	p->uroot_ = (MathParInset *) p->uroot_->Clone();
+	p->uroot_ = static_cast<MathParInset *>(p->uroot_->Clone());
 	p->setArgumentIdx(0);
 	return p;
 }
-- 
2.39.2