Index: lib/images/tabular-feature_align-decimal.png
===================================================================
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream

Property changes on: lib\images\tabular-feature_align-decimal.png
___________________________________________________________________
Added: svn:mime-type
   + application/octet-stream

Index: lib/lyx2lyx/lyx_2_0.py
===================================================================
--- lib/lyx2lyx/lyx_2_0.py	(revision 34588)
+++ lib/lyx2lyx/lyx_2_0.py	(working copy)
@@ -28,6 +28,13 @@
 ####################################################################
 # Private helper functions
 
+def remove_option(document, m, option):
+    l = document.body[m].find(option)
+    if l != -1:
+        val = document.body[m][l:].split('"')[1]
+        document.body[m] = document.body[m][:l-1] + document.body[m][l+len(option + '="' + val + '"'):]
+    return l
+
 def find_end_of_inset(lines, i):
     " Find end of inset, where lines[i] is included."
     return find_end_of(lines, i, "\\begin_inset", "\\end_inset")
@@ -1588,6 +1595,16 @@
     del document.header[i]
 
 
+def revert_align_decimal(document):
+  l = 0
+  while True:
+    l = document.body[l].find('alignment=decimal')
+    if l == -1:
+        break
+    remove_option(document, l, 'decimal_point')
+    document.body[l].replace('decimal', 'center')
+
+
 ##
 # Conversion hub
 #
@@ -1637,10 +1654,12 @@
            [387, []],
            [388, []],
            [389, [convert_html_quotes]],
-           [390, []]
+           [390, []],
+           [391, []]
 					]
 
-revert =  [[389, [revert_output_sync]],
+revert =  [[390, [revert_align_decimal]],
+           [389, [revert_output_sync]],
            [388, [revert_html_quotes]],
            [387, [revert_pagesizes]],
            [386, [revert_math_scale]],
Index: lib/ui/stdtoolbars.inc
===================================================================
--- lib/ui/stdtoolbars.inc	(revision 34588)
+++ lib/ui/stdtoolbars.inc	(working copy)
@@ -154,6 +154,7 @@
 		Item "Align left" "command-alternatives inset-modify tabular m-align-left;inset-modify tabular align-left"
 		Item "Align center" "command-alternatives inset-modify tabular m-align-center;inset-modify tabular align-center"
 		Item "Align right" "command-alternatives inset-modify tabular m-align-right;inset-modify tabular align-right"
+		Item "Align on decimal" "inset-modify tabular align-decimal"
 		Separator
 		Item "Align top" "command-alternatives inset-modify tabular m-valign-top;inset-modify tabular valign-top"
 		Item "Align middle" "command-alternatives inset-modify tabular m-valign-middle;inset-modify tabular valign-middle"
Index: src/Buffer.cpp
===================================================================
--- src/Buffer.cpp	(revision 34588)
+++ src/Buffer.cpp	(working copy)
@@ -126,7 +126,7 @@
 
 // Do not remove the comment below, so we get merge conflict in
 // independent branches. Instead add your own.
-int const LYX_FORMAT = 390; // ps: forward view
+int const LYX_FORMAT = 391; // edwin: decimal alignment in tables
 
 typedef map<string, bool> DepClean;
 typedef map<docstring, pair<InsetLabel const *, Buffer::References> > RefCache;
Index: src/frontends/qt4/GuiPrefs.cpp
===================================================================
--- src/frontends/qt4/GuiPrefs.cpp	(revision 34588)
+++ src/frontends/qt4/GuiPrefs.cpp	(working copy)
@@ -2070,6 +2070,8 @@
 		this, SIGNAL(changed()));
 	connect(uiLanguageCO, SIGNAL(activated(int)),
 		this, SIGNAL(changed()));
+	connect(defaultDecimalPointLE, SIGNAL(textChanged(QString)),
+		this, SIGNAL(changed()));
 
 	uiLanguageCO->clear();
 
@@ -2113,6 +2115,7 @@
 	rc.language_command_end = fromqstr(endCommandED->text());
 	rc.gui_language = fromqstr(
 		uiLanguageCO->itemData(uiLanguageCO->currentIndex()).toString());
+	rc.default_decimal_point = fromqstr(defaultDecimalPointLE->text());
 }
 
 
@@ -2132,6 +2135,7 @@
 	languagePackageED->setText(toqstr(rc.language_package));
 	startCommandED->setText(toqstr(rc.language_command_begin));
 	endCommandED->setText(toqstr(rc.language_command_end));
+	defaultDecimalPointLE->setText(toqstr(rc.default_decimal_point));
 
 	int pos = uiLanguageCO->findData(toqstr(rc.gui_language));
 	uiLanguageCO->blockSignals(true);
Index: src/frontends/qt4/GuiTabular.cpp
===================================================================
--- src/frontends/qt4/GuiTabular.cpp	(revision 34588)
+++ src/frontends/qt4/GuiTabular.cpp	(working copy)
@@ -27,6 +27,7 @@
 #include "FuncRequest.h"
 #include "FuncStatus.h"
 #include "LyX.h"
+#include "LyXRC.h"
 
 #include "insets/InsetTabular.h"
 
@@ -159,6 +160,10 @@
 void GuiTabular::checkEnabled()
 {
 	hAlignCB->setEnabled(true);
+	bool dalign = hAlignCB->currentText() == QString("Decimal");
+	decimalPointLE->setEnabled(dalign);
+	decimalL->setEnabled(dalign);
+
 	vAlignCB->setEnabled(!multirowCB->isChecked() 
 		&& !widgetsToLength(widthED, widthUnitCB).empty());
 
@@ -271,38 +276,24 @@
 
 void GuiTabular::setHAlign(string & param_str) const
 {
-	int const align = hAlignCB->currentIndex();
-
-	enum HALIGN { LEFT, RIGHT, CENTER, BLOCK };
-	HALIGN h = LEFT;
-
-	switch (align) {
-		case 0: h = LEFT; break;
-		case 1: h = CENTER; break;
-		case 2: h = RIGHT; break;
-		case 3: h = BLOCK; break;
-	}
-
 	Tabular::Feature num = Tabular::ALIGN_LEFT;
 	Tabular::Feature multi_num = Tabular::M_ALIGN_LEFT;
-
-	switch (h) {
-		case LEFT:
-			num = Tabular::ALIGN_LEFT;
-			multi_num = Tabular::M_ALIGN_LEFT;
-			break;
-		case CENTER:
-			num = Tabular::ALIGN_CENTER;
-			multi_num = Tabular::M_ALIGN_CENTER;
-			break;
-		case RIGHT:
-			num = Tabular::ALIGN_RIGHT;
-			multi_num = Tabular::M_ALIGN_RIGHT;
-			break;
-		case BLOCK:
-			num = Tabular::ALIGN_BLOCK;
-			//multi_num: no equivalent
-			break;
+	QString const align = hAlignCB->currentText();
+	if (align == qt_("Left")) {
+		num = Tabular::ALIGN_LEFT;
+		multi_num = Tabular::M_ALIGN_LEFT;
+	} else if (align == qt_("Center")) {
+		num = Tabular::ALIGN_CENTER;
+		multi_num = Tabular::M_ALIGN_CENTER;
+	} else if (align == qt_("Right")) {
+		num = Tabular::ALIGN_RIGHT;
+		multi_num = Tabular::M_ALIGN_RIGHT;
+	} else if (align == qt_("Justified")) {
+		num = Tabular::ALIGN_BLOCK;
+		//multi_num: no equivalent
+	} else if (align == qt_("Decimal")) {
+		num = Tabular::ALIGN_DECIMAL;
+		//multi_num: no equivalent
 	}
 
 	if (multicolumnCB->isChecked())
@@ -367,6 +358,13 @@
 	// FIXME: We should use Tabular directly.
 	string param_str = "tabular";
 	setHAlign(param_str);
+
+	// SET_DECIMAL_POINT must come after setHAlign() (ALIGN_DECIMAL)
+	string decimal_point = fromqstr(decimalPointLE->text());
+	if (decimal_point.empty())
+		decimal_point = lyxrc.default_decimal_point;
+	setParam(param_str, Tabular::SET_DECIMAL_POINT, decimal_point);
+
 	setVAlign(param_str);
 	setTableAlignment(param_str);
 	//
@@ -693,30 +691,44 @@
 	hAlignCB->addItem(qt_("Right"));
 	if (!multicol && !pwidth.zero())
 		hAlignCB->addItem(qt_("Justified"));
+	if (!multicol)
+		hAlignCB->addItem(qt_("Decimal"));
 
-	int align = 0;
+	QString align;
 	switch (tabular.getAlignment(cell)) {
-	case LYX_ALIGN_LEFT:
-		align = 0;
-		break;
-	case LYX_ALIGN_CENTER:
-		align = 1;
-		break;
-	case LYX_ALIGN_RIGHT:
-		align = 2;
-		break;
-	case LYX_ALIGN_BLOCK:
-	{
-		if (!multicol && !pwidth.zero())
-			align = 3;
-		break;
+		case LYX_ALIGN_LEFT:
+			align = qt_("Left");
+			break;
+		case LYX_ALIGN_CENTER:
+			align = qt_("Center");
+			break;
+		case LYX_ALIGN_RIGHT:
+			align = qt_("Right");
+			break;
+		case LYX_ALIGN_BLOCK:
+		{
+			if (!multicol && !pwidth.zero())
+				align = qt_("Justified");
+			break;
+		}
+		case LYX_ALIGN_DECIMAL:
+		{
+			if (!multicol)
+				align = qt_("Decimal");
+			break;
+		}
+		default:
+			// we should never end up here
+			break;
 	}
-	default:
-		align = 0;
-		break;
-	}
-	hAlignCB->setCurrentIndex(align);
+	hAlignCB->setCurrentIndex(hAlignCB->findText(align));
 
+	//
+	QString decimal_point = toqstr(tabular.column_info[col].decimal_point);
+	if (decimal_point.isEmpty())
+		decimal_point = toqstr(from_utf8(lyxrc.default_decimal_point));
+	decimalPointLE->setText(decimal_point);
+
 	int valign = 0;
 	switch (tabular.getVAlignment(cell)) {
 	case Tabular::LYX_VALIGN_TOP:
@@ -772,6 +784,7 @@
 		captionStatusCB->blockSignals(true);
 		captionStatusCB->setChecked(false);
 		captionStatusCB->blockSignals(false);
+		checkEnabled();
 		return;
 	} else {
 		// longtables cannot have a vertical alignment
Index: src/frontends/qt4/ui/PrefLanguageUi.ui
===================================================================
--- src/frontends/qt4/ui/PrefLanguageUi.ui	(revision 34588)
+++ src/frontends/qt4/ui/PrefLanguageUi.ui	(working copy)
@@ -43,14 +43,31 @@
      </property>
     </widget>
    </item>
-   <item row="1" column="2" rowspan="2">
+   <item row="1" column="2">
     <widget class="QLineEdit" name="languagePackageED">
      <property name="toolTip">
       <string>Enter the command to load the language package (default: babel)</string>
      </property>
     </widget>
    </item>
-   <item row="2" column="3" rowspan="2">
+   <item row="2" column="0" colspan="2">
+    <widget class="QLabel" name="startCommandLA">
+     <property name="text">
+      <string>Command s&amp;tart:</string>
+     </property>
+     <property name="buddy">
+      <cstring>startCommandED</cstring>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="2">
+    <widget class="QLineEdit" name="startCommandED">
+     <property name="toolTip">
+      <string>The LaTeX command that starts a switch to a foreign language</string>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="3">
     <spacer name="horizontalSpacer">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
@@ -64,37 +81,46 @@
     </spacer>
    </item>
    <item row="3" column="0" colspan="2">
-    <widget class="QLabel" name="startCommandLA">
+    <widget class="QLabel" name="endCommandLA">
      <property name="text">
-      <string>Command s&amp;tart:</string>
+      <string>Command e&amp;nd:</string>
      </property>
      <property name="buddy">
-      <cstring>startCommandED</cstring>
+      <cstring>endCommandED</cstring>
      </property>
     </widget>
    </item>
    <item row="3" column="2">
-    <widget class="QLineEdit" name="startCommandED">
+    <widget class="QLineEdit" name="endCommandED">
      <property name="toolTip">
-      <string>The LaTeX command that starts a switch to a foreign language</string>
+      <string>The LaTeX command that ends a switch to a foreign language</string>
      </property>
     </widget>
    </item>
    <item row="4" column="0" colspan="2">
-    <widget class="QLabel" name="endCommandLA">
+    <widget class="QLabel" name="decimalPointL">
      <property name="text">
-      <string>Command e&amp;nd:</string>
+      <string>Default Decimal &amp;Point:</string>
      </property>
      <property name="buddy">
-      <cstring>endCommandED</cstring>
+      <cstring>defaultDecimalPointLE</cstring>
      </property>
     </widget>
    </item>
    <item row="4" column="2">
-    <widget class="QLineEdit" name="endCommandED">
-     <property name="toolTip">
-      <string>The LaTeX command that ends a switch to a foreign language</string>
+    <widget class="QLineEdit" name="defaultDecimalPointLE">
+     <property name="maximumSize">
+      <size>
+       <width>20</width>
+       <height>16777215</height>
+      </size>
      </property>
+     <property name="inputMask">
+      <string>X; </string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignCenter</set>
+     </property>
     </widget>
    </item>
    <item row="5" column="0" colspan="2">
@@ -244,14 +270,19 @@
   </layout>
  </widget>
  <tabstops>
+  <tabstop>uiLanguageCO</tabstop>
   <tabstop>languagePackageED</tabstop>
   <tabstop>startCommandED</tabstop>
   <tabstop>endCommandED</tabstop>
+  <tabstop>defaultDecimalPointLE</tabstop>
   <tabstop>useBabelCB</tabstop>
   <tabstop>globalCB</tabstop>
   <tabstop>autoBeginCB</tabstop>
   <tabstop>autoEndCB</tabstop>
   <tabstop>markForeignCB</tabstop>
+  <tabstop>rtlGB</tabstop>
+  <tabstop>logicalCursorRB</tabstop>
+  <tabstop>visualCursorRB</tabstop>
  </tabstops>
  <includes>
   <include location="local">qt_i18n.h</include>
Index: src/frontends/qt4/ui/TabularUi.ui
===================================================================
--- src/frontends/qt4/ui/TabularUi.ui	(revision 34588)
+++ src/frontends/qt4/ui/TabularUi.ui	(working copy)
@@ -5,17 +5,20 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>374</width>
-    <height>389</height>
+    <width>358</width>
+    <height>376</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string/>
   </property>
   <property name="sizeGripEnabled" stdset="0">
-   <bool>true</bool>
+   <bool>false</bool>
   </property>
-  <layout class="QGridLayout" name="_2">
+  <layout class="QGridLayout" name="gridLayout_9">
+   <property name="margin">
+    <number>0</number>
+   </property>
    <item row="0" column="0">
     <widget class="QTabWidget" name="TabWidget">
      <property name="toolTip">
@@ -73,23 +76,76 @@
               <string>Right</string>
              </property>
             </item>
+            <item>
+             <property name="text">
+              <string>Decimal</string>
+             </property>
+            </item>
            </widget>
           </item>
           <item row="0" column="2" colspan="2">
-           <spacer>
-            <property name="orientation">
-             <enum>Qt::Horizontal</enum>
-            </property>
-            <property name="sizeType">
-             <enum>QSizePolicy::Expanding</enum>
-            </property>
-            <property name="sizeHint" stdset="0">
-             <size>
-              <width>40</width>
-              <height>20</height>
-             </size>
-            </property>
-           </spacer>
+           <layout class="QHBoxLayout" name="horizontalLayout">
+            <item>
+             <spacer>
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+              <property name="sizeType">
+               <enum>QSizePolicy::Expanding</enum>
+              </property>
+              <property name="sizeHint" stdset="0">
+               <size>
+                <width>40</width>
+                <height>20</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+            <item>
+             <widget class="QLabel" name="decimalL">
+              <property name="enabled">
+               <bool>false</bool>
+              </property>
+              <property name="text">
+               <string>Decimal point:</string>
+              </property>
+              <property name="buddy">
+               <cstring>decimalPointLE</cstring>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QLineEdit" name="decimalPointLE">
+              <property name="enabled">
+               <bool>false</bool>
+              </property>
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="maximumSize">
+               <size>
+                <width>20</width>
+                <height>16777215</height>
+               </size>
+              </property>
+              <property name="inputMask">
+               <string>X; </string>
+              </property>
+              <property name="text">
+               <string/>
+              </property>
+              <property name="maxLength">
+               <number>1</number>
+              </property>
+              <property name="alignment">
+               <set>Qt::AlignCenter</set>
+              </property>
+             </widget>
+            </item>
+           </layout>
           </item>
           <item row="1" column="0">
            <widget class="QLabel" name="fixedWidthColLA">
@@ -149,7 +205,7 @@
             </item>
            </widget>
           </item>
-          <item row="2" column="2" colspan="2">
+          <item row="2" column="2">
            <spacer name="spacer">
             <property name="orientation">
              <enum>Qt::Horizontal</enum>
@@ -309,19 +365,6 @@
          </property>
         </widget>
        </item>
-       <item row="4" column="1">
-        <spacer name="verticalSpacer_3">
-         <property name="orientation">
-          <enum>Qt::Vertical</enum>
-         </property>
-         <property name="sizeHint" stdset="0">
-          <size>
-           <width>20</width>
-           <height>4</height>
-          </size>
-         </property>
-        </spacer>
-       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="Borders">
@@ -1420,43 +1463,49 @@
  <tabstops>
   <tabstop>TabWidget</tabstop>
   <tabstop>hAlignCB</tabstop>
+  <tabstop>decimalPointLE</tabstop>
   <tabstop>widthED</tabstop>
   <tabstop>widthUnitCB</tabstop>
   <tabstop>vAlignCB</tabstop>
   <tabstop>multicolumnCB</tabstop>
-  <tabstop>rotateTabularCB</tabstop>
   <tabstop>multirowCB</tabstop>
   <tabstop>rotateCellCB</tabstop>
+  <tabstop>TableAlignCB</tabstop>
+  <tabstop>rotateTabularCB</tabstop>
   <tabstop>specialAlignmentED</tabstop>
-  <tabstop>borderSetPB</tabstop>
-  <tabstop>borderUnsetPB</tabstop>
   <tabstop>borderDefaultRB</tabstop>
   <tabstop>booktabsRB</tabstop>
   <tabstop>topspaceCO</tabstop>
+  <tabstop>bottomspaceUnit</tabstop>
+  <tabstop>topspaceED</tabstop>
+  <tabstop>topspaceUnit</tabstop>
   <tabstop>bottomspaceCO</tabstop>
-  <tabstop>interlinespaceCO</tabstop>
-  <tabstop>topspaceED</tabstop>
   <tabstop>bottomspaceED</tabstop>
   <tabstop>interlinespaceED</tabstop>
-  <tabstop>topspaceUnit</tabstop>
-  <tabstop>bottomspaceUnit</tabstop>
+  <tabstop>interlinespaceCO</tabstop>
+  <tabstop>longTabularCB</tabstop>
   <tabstop>interlinespaceUnit</tabstop>
-  <tabstop>longTabularCB</tabstop>
   <tabstop>headerStatusCB</tabstop>
+  <tabstop>firstheaderNoContentsCB</tabstop>
   <tabstop>headerBorderAboveCB</tabstop>
   <tabstop>headerBorderBelowCB</tabstop>
   <tabstop>firstheaderStatusCB</tabstop>
   <tabstop>firstheaderBorderAboveCB</tabstop>
   <tabstop>firstheaderBorderBelowCB</tabstop>
-  <tabstop>firstheaderNoContentsCB</tabstop>
+  <tabstop>footerBorderAboveCB</tabstop>
   <tabstop>footerStatusCB</tabstop>
-  <tabstop>footerBorderAboveCB</tabstop>
+  <tabstop>newpageCB</tabstop>
   <tabstop>footerBorderBelowCB</tabstop>
   <tabstop>lastfooterStatusCB</tabstop>
   <tabstop>lastfooterBorderAboveCB</tabstop>
   <tabstop>lastfooterBorderBelowCB</tabstop>
   <tabstop>lastfooterNoContentsCB</tabstop>
-  <tabstop>newpageCB</tabstop>
+  <tabstop>captionStatusCB</tabstop>
+  <tabstop>leftRB</tabstop>
+  <tabstop>borderSetPB</tabstop>
+  <tabstop>centerRB</tabstop>
+  <tabstop>rightRB</tabstop>
+  <tabstop>borderUnsetPB</tabstop>
  </tabstops>
  <includes>
   <include location="local">qt_i18n.h</include>
Index: src/insets/InsetTabular.cpp
===================================================================
--- src/insets/InsetTabular.cpp	(revision 34588)
+++ src/insets/InsetTabular.cpp	(working copy)
@@ -125,6 +125,7 @@
 	{ Tabular::ALIGN_RIGHT, "align-right", false },
 	{ Tabular::ALIGN_CENTER, "align-center", false },
 	{ Tabular::ALIGN_BLOCK, "align-block", false },
+	{ Tabular::ALIGN_DECIMAL, "align-decimal", false },
 	{ Tabular::VALIGN_TOP, "valign-top", false },
 	{ Tabular::VALIGN_BOTTOM, "valign-bottom", false },
 	{ Tabular::VALIGN_MIDDLE, "valign-middle", false },
@@ -174,6 +175,7 @@
 	{ Tabular::LONGTABULAR_ALIGN_LEFT, "longtabular-align-left", false },
 	{ Tabular::LONGTABULAR_ALIGN_CENTER, "longtabular-align-center", false },
 	{ Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
+	{ Tabular::SET_DECIMAL_POINT, "set-decimal-point", true },
 	{ Tabular::LAST_ACTION, "", false }
 };
 
@@ -251,6 +253,8 @@
 		return "layout";
 	case LYX_ALIGN_SPECIAL:
 		return "special";
+	case LYX_ALIGN_DECIMAL:
+		return "decimal";
 	}
 	return string();
 }
@@ -311,6 +315,8 @@
 		num = LYX_ALIGN_CENTER;
 	else if (str == "right")
 		num = LYX_ALIGN_RIGHT;
+	else if (str == "decimal")
+		num = LYX_ALIGN_DECIMAL;
 	else
 		return false;
 	return true;
@@ -502,7 +508,31 @@
 }
 
 
+InsetTableCell splitCell(InsetTableCell & head, docstring const align_d, bool & hassep)
+{
+	InsetTableCell tail = InsetTableCell(head);
+	tail.getText(0)->setMacrocontextPosition(
+		head.getText(0)->macrocontextPosition());
+	tail.setBuffer(head.buffer());
 
+	DocIterator dit = doc_iterator_begin(&head.buffer(), &head);
+	for (; dit; dit.forwardChar())
+		if (dit.inTexted() && dit.depth()==1
+			&& dit.paragraph().find(align_d, false, false, dit.pos()))
+			break;
+
+	pit_type const psize = head.paragraphs().front().size();
+	hassep = dit;
+	if (hassep)
+		head.paragraphs().front().eraseChars(dit.pos(), psize, false);
+
+	tail.paragraphs().front().eraseChars(0, 
+		dit.pos() < psize ? dit.pos() + 1 : psize, false);
+
+	return tail;
+}
+
+
 /////////////////////////////////////////////////////////////////////
 //
 // Tabular
@@ -517,6 +547,8 @@
 	  multirow(Tabular::CELL_NORMAL),
 	  alignment(LYX_ALIGN_CENTER),
 	  valignment(LYX_VALIGN_TOP),
+	  decimal_hoffset(0),
+	  decimal_width(0),
 	  voffset(0),
 	  top_line(false),
 	  bottom_line(false),
@@ -537,6 +569,8 @@
 	  multirow(cs.multirow),
 	  alignment(cs.alignment),
 	  valignment(cs.valignment),
+	  decimal_hoffset(cs.decimal_hoffset),
+	  decimal_width(cs.decimal_width),
 	  voffset(cs.voffset),
 	  top_line(cs.top_line),
 	  bottom_line(cs.bottom_line),
@@ -564,6 +598,8 @@
 	std::swap(multirow, rhs.multirow);
 	std::swap(alignment, rhs.alignment);
 	std::swap(valignment, rhs.valignment);
+	std::swap(decimal_hoffset, rhs.decimal_hoffset);
+	std::swap(decimal_width, rhs.decimal_width);
 	std::swap(voffset, rhs.voffset);
 	std::swap(top_line, rhs.top_line);
 	std::swap(bottom_line, rhs.bottom_line);
@@ -814,7 +850,8 @@
 			rowofcell[i] = row;
 			columnofcell[i] = column;
 			setFixedWidth(row, column);
-			updateContentAlignment(row, column);
+			cell_info[row][column].inset->setContentAlignment(
+				getAlignment(cellIndex(row, column)));
 			++i;
 		}
 }
@@ -910,6 +947,14 @@
 
 bool Tabular::updateColumnWidths()
 {
+	vector<int> max_dwidth(ncols(), 0);
+	for(col_type c = 0; c < ncols(); ++c)
+		for(row_type r = 0; r < nrows(); ++r) {
+			idx_type const i = cellIndex(r, c);
+			if (getAlignment(i) == LYX_ALIGN_DECIMAL)
+				max_dwidth[c] = max(max_dwidth[c], cell_info[r][c].decimal_width);
+		}
+
 	bool update = false;
 	// for each col get max of single col cells
 	for(col_type c = 0; c < ncols(); ++c) {
@@ -917,7 +962,11 @@
 		for(row_type r = 0; r < nrows(); ++r) {
 			idx_type const i = cellIndex(r, c);
 			if (columnSpan(i) == 1)
-				new_width = max(new_width, cellInfo(i).width);
+				if (getAlignment(i) == LYX_ALIGN_DECIMAL)
+					new_width = max(new_width, cellInfo(i).width 
+				                + max_dwidth[c] - cellInfo(i).decimal_width);
+				else
+					new_width = max(new_width, cellInfo(i).width);
 		}
 
 		if (column_info[c].width != new_width) {
@@ -966,11 +1015,16 @@
 void Tabular::setAlignment(idx_type cell, LyXAlignment align,
 			      bool onlycolumn)
 {
-	if (!isMultiColumn(cell) || onlycolumn)
-		column_info[cellColumn(cell)].alignment = align;
-	if (!onlycolumn)
+	col_type const col = cellColumn(cell);
+	if (onlycolumn || !isMultiColumn(cell)) {
+		column_info[col].alignment = align;
+		docstring & dpoint = column_info[col].decimal_point;
+		if (align == LYX_ALIGN_DECIMAL && dpoint.empty())
+			dpoint = from_utf8(lyxrc.default_decimal_point);
+	} else {
 		cellInfo(cell).alignment = align;
-	cellInset(cell).get()->setContentAlignment(align);
+		cellInset(cell).get()->setContentAlignment(align);
+	}
 }
 
 
@@ -1050,13 +1104,6 @@
 }
 
 
-void Tabular::updateContentAlignment(row_type r, col_type c)
-{
-	cell_info[r][c].inset->setContentAlignment(
-		getAlignment(cellIndex(r, c)));
-}
-
-
 bool Tabular::setMColumnPWidth(Cursor & cur, idx_type cell,
 		Length const & width)
 {
@@ -1170,8 +1217,9 @@
 
 LyXAlignment Tabular::getAlignment(idx_type cell, bool onlycolumn) const
 {
-	if (!onlycolumn && isMultiColumn(cell))
+	if (!onlycolumn && (isMultiColumn(cell) || isMultiRow(cell)))
 		return cellInfo(cell).alignment;
+	
 	return column_info[cellColumn(cell)].alignment;
 }
 
@@ -1212,6 +1260,21 @@
 		x += columnWidth(cell) - cellWidth(cell);
 		// + interColumnSpace(cell);
 		break;
+	case LYX_ALIGN_DECIMAL: {
+		// we center when no decimal point
+		if (cellInfo(cell).decimal_width == 0) {
+			x += (columnWidth(cell) - cellWidth(cell)) / 2;
+			break;
+		}
+		col_type const c = cellColumn(cell);
+		int max_dhoffset = 0;
+		for(row_type r = 0; r < row_info.size() ; ++r) {
+			idx_type const i = cellIndex(r, c);
+			if (getAlignment(i) == LYX_ALIGN_DECIMAL)
+				max_dhoffset = max(max_dhoffset, cellInfo(i).decimal_hoffset);
+		}
+		x += max_dhoffset - cellInfo(cell).decimal_hoffset;
+	}
 	default:
 		// LYX_ALIGN_LEFT: nothing :-)
 		break;
@@ -1303,8 +1366,10 @@
 	os << ">\n";
 	for (col_type c = 0; c < ncols(); ++c) {
 		os << "<column"
-		   << write_attribute("alignment", column_info[c].alignment)
-		   << write_attribute("valignment", column_info[c].valignment)
+		   << write_attribute("alignment", column_info[c].alignment);
+		if (column_info[c].alignment == LYX_ALIGN_DECIMAL)
+		   os << write_attribute("decimal_point", column_info[c].decimal_point);
+		os << write_attribute("valignment", column_info[c].valignment)
 		   << write_attribute("width", column_info[c].p_width.asString())
 		   << write_attribute("special", column_info[c].align_special)
 		   << ">\n";
@@ -1410,6 +1475,7 @@
 			return;
 		}
 		getTokenValue(line, "alignment", column_info[c].alignment);
+		getTokenValue(line, "decimal_point", column_info[c].decimal_point);
 		getTokenValue(line, "valignment", column_info[c].valignment);
 		getTokenValue(line, "width", column_info[c].p_width);
 		getTokenValue(line, "special", column_info[c].align_special);
@@ -1504,7 +1570,8 @@
 	cell = cellIndex(row, col);
 	CellData & cs = cellInfo(cell);
 	cs.multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
-	cs.alignment = column_info[col].alignment;
+	if (column_info[col].alignment != LYX_ALIGN_DECIMAL)
+		cs.alignment = column_info[col].alignment;
 	if (col > 0)
 		setRightLine(cell, rightLine(cellIndex(row, col - 1)));
 
@@ -1544,7 +1611,7 @@
 	// change (assigning this to uwestoehr)
 	// until LyX supports this, use the deault alignment of multirow
 	// cells: left
-	cs.alignment = LYX_ALIGN_LEFT; 
+	cs.alignment = LYX_ALIGN_CENTER; 
 
 	// set the bottom row of the last selected cell
 	setBottomLine(cell, bottomLine(cell + (number - 1)*ncols()));
@@ -1563,11 +1630,12 @@
 Tabular::idx_type Tabular::columnSpan(idx_type cell) const
 {
 	row_type const row = cellRow(cell);
-	col_type column = cellColumn(cell) + 1;
-	while (column < ncols() && isPartOfMultiColumn(row, column))
-		++column;
+	col_type const col = cellColumn(cell);
+	int span = 1;
+	while (col + span < ncols() && isPartOfMultiColumn(row, col + span))
+		++span;
 
-	return column - cellColumn(cell);
+	return span;
 }
 
 
@@ -1936,20 +2004,29 @@
 		}
 	} else if (row == 0) {
 		for (col_type c = 0; c < ncols(); ++c) {
-			if (topline[c]) {
-				//babel makes the "-" character an active one, so we have to suppress this here
-				//see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
-				if (lang == "slovak" || lang == "czech")
-					os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" :
-					                      "\\expandafter\\cline\\expandafter{\\expandafter")
-										  << c + 1 << "\\string-";
-				else
-					os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-';
-				// get to last column of line span
-				while (c < ncols() && topline[c])
-					++c;
-				os << c << "} ";
-			}
+			for ( ; c < ncols() && !topline[c]; ++c) {}
+
+			col_type offset = 0;
+			for (col_type j = 0 ; j < c; ++j)
+				if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
+					++offset;
+
+			//babel makes the "-" character an active one, so we have to suppress this here
+			//see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
+			if (lang == "slovak" || lang == "czech")
+				os << "\\expandafter" << (use_booktabs ? "\\cmidrule" : "\\cline") 
+				   << "\\expandafter{\\expandafter" << c + 1 + offset << "\\string-";
+			else
+				os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 + offset << '-';
+
+			col_type cstart = c;
+			for ( ; c < ncols() && topline[c]; ++c) {}
+
+			for (col_type j = cstart ; j < c ; ++j)
+				if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
+					++offset;
+
+			os << c + offset << "} ";
 		}
 	}
 	os << "\n";
@@ -2000,20 +2077,29 @@
 			os << "\\hline ";
 	} else {
 		for (col_type c = 0; c < ncols(); ++c) {
-			if (bottomline[c]) {
-				//babel makes the "-" character an active one, so we have to suppress this here
-				//see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
-				if (lang == "slovak" || lang == "czech")
-					os << (use_booktabs ? "\\expandafter\\cmidrule\\expandafter{\\expandafter" :
-					                      "\\expandafter\\cline\\expandafter{\\expandafter")
-										  << c + 1 << "\\string-";
-				else
-					os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 << '-';
-				// get to last column of line span
-				while (c < ncols() && bottomline[c])
-					++c;
-				os << c << "} ";
-			}
+			for ( ; c < ncols() && !bottomline[c]; ++c) {}
+
+			col_type offset = 0;
+			for (col_type j = 0 ; j < c; ++j)
+				if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
+					++offset;
+
+			//babel makes the "-" character an active one, so we have to suppress this here
+			//see http://groups.google.com/group/comp.text.tex/browse_thread/thread/af769424a4a0f289#
+			if (lang == "slovak" || lang == "czech")
+				os << "\\expandafter" << (use_booktabs ? "\\cmidrule" : "\\cline") 
+				   << "\\expandafter{\\expandafter" << c + 1 + offset << "\\string-";
+			else
+				os << (use_booktabs ? "\\cmidrule{" : "\\cline{") << c + 1 + offset << '-';
+
+			col_type cstart = c;
+			for ( ; c < ncols() && bottomline[c]; ++c) {}
+
+			for (col_type j = cstart ; j < c ; ++j)
+				if (column_info[j].alignment == LYX_ALIGN_DECIMAL)
+					++offset;
+
+			os << c + offset << "} ";
 		}
 	}
 	os << "\n";
@@ -2048,8 +2134,19 @@
 		|| ((colright || nextcolleft) && !rightLine(cell) && !nextcellleft)
 		|| (!colright && !nextcolleft && (rightLine(cell) || nextcellleft))
 		|| (coldouble != celldouble);
+
+	// we center in multicol when no decimal point
+	ismulticol |= ((column_info[c].alignment == LYX_ALIGN_DECIMAL)
+		&& (cellInfo(cell).decimal_width == 0) || isMultiRow(cell));
+
+	// up counter by 1 for each decimally aligned col since they use 2 latex cols
+	int latexcolspan = columnSpan(cell);
+	for(col_type col = c; col < c + columnSpan(cell); ++col)
+		if (column_info[col].alignment == LYX_ALIGN_DECIMAL)
+			++latexcolspan;
+
 	if (ismulticol) {
-		os << "\\multicolumn{" << columnSpan(cell) << "}{";
+		os << "\\multicolumn{" << latexcolspan << "}{";
 		if (c ==0 && leftLine(cell))
 			os << '|';
 		if (!cellInfo(cell).align_special.empty()) {
@@ -2103,7 +2200,7 @@
 			// add extra vertical line if we want a double one
 			os << '|';
 		os << "}{";
-		} // end if ismulticol
+	} // end if ismulticol
 
 	// we only need code for the first multirow cell
 	ismultirow = isMultiRow(cell);
@@ -2116,7 +2213,7 @@
 			// needs to be discussed
 			os << "*";
 		os << "}{";
-		} // end if ismultirow
+	} // end if ismultirow
 
 	if (getRotateCell(cell)) {
 		os << "\\begin{sideways}\n";
@@ -2177,9 +2274,11 @@
 		os << "%\n\\end{sideways}";
 		++ret;
 	}
-	if (ismulticol || ismultirow) {
+	if (ismultirow)
 		os << '}';
-	}
+	if (ismulticol)
+		os << '}';
+
 	return ret;
 }
 
@@ -2328,10 +2427,15 @@
 	bool ismulticol = false;
 	bool ismultirow = false;
 	for (col_type c = 0; c < ncols(); ++c) {
-		if (isPartOfMultiRow(row, c))
-			os << " & "; // we need to add a further column
-		if (isPartOfMultiColumn(row, c) || isPartOfMultiRow(row, c))
+		if (isPartOfMultiColumn(row, c))
 			continue;
+			
+		if (isPartOfMultiRow(row, c) && 
+			column_info[c].alignment != LYX_ALIGN_DECIMAL) {
+			os << " & "; 
+			continue;
+		}
+
 		cell = cellIndex(row, c);
 		ret += TeXCellPreamble(os, cell, ismulticol, ismultirow);
 		shared_ptr<InsetTableCell> inset = cellInset(cell);
@@ -2360,7 +2464,22 @@
 		newrp.inTableCell = (getAlignment(cell) == LYX_ALIGN_BLOCK)
 				    ? OutputParams::PLAIN
 				    : OutputParams::ALIGNED;
-		ret += inset->latex(os, newrp);
+
+		if (getAlignment(cell) == LYX_ALIGN_DECIMAL
+			&& cellInfo(cell).decimal_width != 0 && !isMultiRow(cell)) {
+			// copy cell and split in 2
+			InsetTableCell head = InsetTableCell(*cellInset(cell).get());
+			head.getText(0)->setMacrocontextPosition(
+				cellInset(cell)->getText(0)->macrocontextPosition());
+			head.setBuffer(buffer());
+			bool hassep = false;
+			InsetTableCell tail = splitCell(head, column_info[c].decimal_point, hassep);
+			head.latex(os, newrp);
+			os << '&';
+			ret += tail.latex(os, newrp);
+		} else if (!isPartOfMultiRow(row, c))
+			ret += inset->latex(os, newrp);
+
 		runparams.encoding = newrp.encoding;
 		if (rtl)
 			os << '}';
@@ -2477,6 +2596,7 @@
 				case LYX_ALIGN_BLOCK:
 				case LYX_ALIGN_LAYOUT:
 				case LYX_ALIGN_SPECIAL:
+				case LYX_ALIGN_DECIMAL:
 					break;
 				}
 
@@ -2502,6 +2622,9 @@
 				case LYX_ALIGN_RIGHT:
 					os << 'r';
 					break;
+				case LYX_ALIGN_DECIMAL:
+					os << "r@{\\extracolsep{0pt}" << column_info[c].decimal_point << "}l";
+					break;
 				default:
 					os << 'c';
 					break;
@@ -3235,6 +3358,33 @@
 			// FIXME(?): do we need a second metrics call?
 			TextMetrics const & tm = 
 				mi.base.bv->textMetrics(tabular.cellInset(cell)->getText(0));
+
+			// determine horiz offset because of decimal align (if necessary)
+			int decimal_hoffset = 0;
+			int decimal_width = 0;
+			if ((tabular.column_info[c].alignment == LYX_ALIGN_DECIMAL)
+				&& !tabular.isMultiColumn(cell)
+				&& !tabular.isMultiRow(cell)) {
+				// make a copy which we will split in 2
+				InsetTableCell head = InsetTableCell(*tabular.cellInset(cell).get());
+				head.getText(0)->setMacrocontextPosition(
+					tabular.cellInset(cell)->getText(0)->macrocontextPosition());
+				head.setBuffer(tabular.buffer());
+				// split in 2 and calculate width of each part
+				bool hassep = false;
+				InsetTableCell tail = 
+					splitCell(head, tabular.column_info[c].decimal_point, hassep);
+				Dimension dim1;
+				head.metrics(m, dim1);
+				decimal_hoffset = dim1.width();
+				if (hassep) {
+					tail.metrics(m, dim1);
+					decimal_width = dim1.width();
+				}
+			}
+			tabular.cell_info[r][c].decimal_hoffset = decimal_hoffset;
+			tabular.cell_info[r][c].decimal_width = decimal_width;
+
 			// with LYX_VALIGN_BOTTOM the descent is relative to the last par
 			// = descent of text in last par + TEXT_TO_INSET_OFFSET:
 			int const lastpardes = tm.last().second->descent()
@@ -4040,6 +4190,11 @@
 			status.clear();
 			return true;
 
+		case Tabular::SET_DECIMAL_POINT:
+			status.setEnabled(
+				tabular.getAlignment(cur.idx()) == LYX_ALIGN_DECIMAL);
+			break;
+
 		case Tabular::MULTICOLUMN:
 			// If a row is set as longtable caption, it must not be allowed
 			// to unset that this row is a multicolumn.
@@ -4116,6 +4271,12 @@
 			status.setOnOff(tabular.getAlignment(cur.idx(), flag) == LYX_ALIGN_BLOCK);
 			break;
 
+		case Tabular::ALIGN_DECIMAL:
+			status.setEnabled(!tabular.isMultiRow(cur.idx()) 
+				&& !tabular.isMultiColumn(cur.idx()));
+			status.setOnOff(tabular.getAlignment(cur.idx(), true) == LYX_ALIGN_DECIMAL);
+			break;
+
 		case Tabular::M_VALIGN_TOP:
 			flag = false;
 		case Tabular::VALIGN_TOP:
@@ -4810,6 +4971,10 @@
 		setAlign = LYX_ALIGN_BLOCK;
 		break;
 
+	case Tabular::ALIGN_DECIMAL:
+		setAlign = LYX_ALIGN_DECIMAL;
+		break;
+
 	case Tabular::M_VALIGN_TOP:
 	case Tabular::VALIGN_TOP:
 		setVAlign = Tabular::LYX_VALIGN_TOP;
@@ -4954,6 +5119,7 @@
 	case Tabular::ALIGN_RIGHT:
 	case Tabular::ALIGN_CENTER:
 	case Tabular::ALIGN_BLOCK:
+	case Tabular::ALIGN_DECIMAL:
 		for (row_type r = sel_row_start; r <= sel_row_end; ++r)
 			for (col_type c = sel_col_start; c <= sel_col_end; ++c)
 				tabular.setAlignment(tabular.cellIndex(r, c), setAlign, flag);
@@ -5245,6 +5411,11 @@
 		break;
 	}
 
+	case Tabular::SET_DECIMAL_POINT:
+		for (col_type c = sel_col_start; c <= sel_col_end; ++c)
+			tabular.column_info[c].decimal_point = from_utf8(value);
+		break;
+
 	// dummy stuff just to avoid warnings
 	case Tabular::LAST_ACTION:
 		break;
Index: src/insets/InsetTabular.h
===================================================================
--- src/insets/InsetTabular.h	(revision 34588)
+++ src/insets/InsetTabular.h	(working copy)
@@ -96,6 +96,8 @@
 		///
 		ALIGN_BLOCK,
 		///
+		ALIGN_DECIMAL,
+		///
 		VALIGN_TOP,
 		///
 		VALIGN_BOTTOM,
@@ -190,6 +192,8 @@
 		///
 		LONGTABULAR_ALIGN_RIGHT,
 		///
+		SET_DECIMAL_POINT,
+		///
 		LAST_ACTION
 	};
 	///
@@ -490,6 +494,10 @@
 		LyXAlignment alignment;
 		///
 		VAlignment valignment;
+		/// width of the part before the decimal
+		int decimal_hoffset;
+		/// width of the decimal part
+		int decimal_width;
 		///
 		int voffset;
 		///
@@ -570,6 +578,8 @@
 		Length p_width;
 		///
 		docstring align_special;
+		///
+		docstring decimal_point;
 	};
 	///
 	typedef std::vector<ColumnData> column_vector;
@@ -614,8 +624,6 @@
 	void updateIndexes();
 	///
 	bool setFixedWidth(row_type r, col_type c);
-	///
-	void updateContentAlignment(row_type r, col_type c);
 	/// return true of update is needed
 	bool updateColumnWidths();
 	///
@@ -944,6 +952,9 @@
 
 std::string const featureAsString(Tabular::Feature feature);
 
+/// Split cell on decimal symbol
+InsetTableCell splitCell(InsetTableCell & head, docstring const decimal_sym, bool & hassep);
+
 } // namespace lyx
 
 #endif // INSET_TABULAR_H
Index: src/LayoutEnums.h
===================================================================
--- src/LayoutEnums.h	(revision 34588)
+++ src/LayoutEnums.h	(working copy)
@@ -59,7 +59,9 @@
 	///
 	LYX_ALIGN_LAYOUT = 16,
 	///
-	LYX_ALIGN_SPECIAL = 32
+	LYX_ALIGN_SPECIAL = 32,
+	///
+	LYX_ALIGN_DECIMAL = 64
 };
 
 ///
Index: src/LyXRC.cpp
===================================================================
--- src/LyXRC.cpp	(revision 34588)
+++ src/LyXRC.cpp	(working copy)
@@ -84,6 +84,7 @@
 	{ "\\cursor_follows_scrollbar", LyXRC::RC_CURSOR_FOLLOWS_SCROLLBAR },
 	{ "\\date_insert_format", LyXRC::RC_DATE_INSERT_FORMAT },
 	{ "\\def_file", LyXRC::RC_DEFFILE },
+	{ "\\default_decimal_point", LyXRC::RC_DEFAULT_DECIMAL_POINT },
 	{ "\\default_language", LyXRC::RC_DEFAULT_LANGUAGE },
 	{ "\\default_papersize", LyXRC::RC_DEFAULT_PAPERSIZE },
 	{ "\\default_view_format", LyXRC::RC_DEFAULT_VIEW_FORMAT },
@@ -352,6 +353,7 @@
 	completion_inline_text = false;
 	completion_inline_dots = -1;
 	completion_inline_delay = 0.2;
+	default_decimal_point = ".";
 }
 
 
@@ -939,6 +941,9 @@
 				backupdir_path = expandPath(backupdir_path);
 			}
 			break;
+		case RC_DEFAULT_DECIMAL_POINT:
+			lexrc >> default_decimal_point;
+			break;
 		case RC_DATE_INSERT_FORMAT:
 			lexrc >> date_insert_format;
 			break;
@@ -2380,6 +2385,14 @@
 		if (tag != RC_LAST)
 			break;
 
+	case RC_DEFAULT_DECIMAL_POINT:
+		if (ignore_system_lyxrc ||
+		    default_decimal_point != system_lyxrc.default_decimal_point) {
+			os << "\\default_decimal_point " << default_decimal_point << '\n';
+		}
+		if (tag != RC_LAST)
+			break;
+
 	case RC_SPELLCHECKER:
 		if (ignore_system_lyxrc ||
 		    spellchecker != system_lyxrc.spellchecker) {
Index: src/LyXRC.h
===================================================================
--- src/LyXRC.h	(revision 34588)
+++ src/LyXRC.h	(working copy)
@@ -66,6 +66,7 @@
 		RC_COPIER,
 		RC_CURSOR_FOLLOWS_SCROLLBAR,
 		RC_DATE_INSERT_FORMAT,
+		RC_DEFAULT_DECIMAL_POINT,
 		RC_DEFAULT_LANGUAGE,
 		RC_DEFAULT_VIEW_FORMAT,
 		RC_DEFAULT_PAPERSIZE,
@@ -499,6 +500,8 @@
 	std::string forward_search_pdf;
 	///
 	int export_overwrite;
+	/// Default decimal point when aligning table columns on decimal
+	std::string default_decimal_point;
 };
 
 
