* Correct two bugs with meta operations (one operation left after deleting, and transfert displays)

* Add primary support for formulas

src/view/grid/GridAccount.cpp

@@ -255,7 +255,8 @@ void GridAccount::InsertOperation(User* user, Operation& op, int line, bool fix,
 {
     std::vector<Operation>::iterator it;
     std::vector<wxString>::iterator it2;
-    int r, g, b, amount;
+    int r, g, b;
+    double amount;
     wxColour color;
     wxDateTime curDate;
     wxString description;
@@ -314,6 +315,10 @@ void GridAccount::InsertOperation(User* user, Operation& op, int line, bool fix,
             SetCellValue(line, DEBIT, wxString::Format(wxT("%.2lf"), -op.amount));
         else
             SetCellValue(line, CREDIT, wxString::Format(wxT("%.2lf"), op.amount));
+
+	SetCellEditor(line, DEBIT, new wxGridCellFormulaEditor(op.formula));
+	SetCellEditor(line, CREDIT, new wxGridCellFormulaEditor(op.formula));
+
 	if (!op.meta)
 	    SetCellValue(line, ACCOUNT, user->GetAccountName(op.account));
         if (!fix && !op.meta)
@@ -633,6 +638,9 @@ void GridAccount::OnOperationModified(wxGridEvent& event)
         value.ToDouble(&new_op.amount);
         new_op.amount *= -1.0;
         op_complete--;
+	wxGridCellFormulaEditor* pEditor = (wxGridCellFormulaEditor*) GetCellEditor(row, col);
+	new_op.formula = pEditor->GetFormula();
+	pEditor->DecRef();
     }
 
     value = GetCellValue(row, CREDIT);
@@ -640,6 +648,9 @@ void GridAccount::OnOperationModified(wxGridEvent& event)
     {
         value.ToDouble(&new_op.amount);
         op_complete--;
+	wxGridCellFormulaEditor* pEditor = (wxGridCellFormulaEditor*) GetCellEditor(row, col);
+	new_op.formula = pEditor->GetFormula();
+	pEditor->DecRef();
     }
 
     value = GetCellValue(row, CATEGORY);
@@ -750,10 +761,30 @@ void GridAccount::OnOperationModified(wxGridEvent& event)
 		RemoveMeta(_displayedOperations[row], row, true, true);
 	    else
 	    {
+		if (cur_op.parent.Length())
+		{
+		    op_tmp = GetOperation(cur_op.parent);
+		    for (int a=0; a<(int)op_tmp.childs.size(); a++)
+			if (op_tmp.childs[a] == op.id)
+			{
+			    op2.childs.erase(op_tmp.childs.begin()+a);
+			    break;
+			}
+		}
+
 		DeleteRows(row, 1);
 		DeleteOperation(cur_op);
 		_kiss->DeleteOperation(cur_op);
 		_displayedOperations.erase(_displayedOperations.begin()+row);
+
+		if (cur_op.parent.Length() && op_tmp.childs.size() <= 1)
+		{
+		    row = GetDisplayedRow(cur_op.parent);
+		    DeleteRows(row, 1);
+		    DeleteOperation(op_tmp);
+		    _kiss->DeleteOperation(op_tmp);
+		    _displayedOperations.erase(_displayedOperations.begin()+row);
+		}
 	    }
             _fixCosts = _fixCosts--;
             inModification = false ;
@@ -829,10 +860,30 @@ void GridAccount::OnOperationModified(wxGridEvent& event)
 		RemoveMeta(_displayedOperations[row], row, true, true);
 	    else
 	    {
+		if (cur_op.parent.Length())
+		{
+		    op_tmp = GetOperation(cur_op.parent);
+		    for (int a=0; a<(int)op_tmp.childs.size(); a++)
+			if (op_tmp.childs[a] == op.id)
+			{
+			    op2.childs.erase(op_tmp.childs.begin()+a);
+			    break;
+			}
+		}
+
 		DeleteRows(row, 1);
 		DeleteOperation(cur_op);
 		_displayedOperations.erase(_displayedOperations.begin()+row);
 		_kiss->DeleteOperation(cur_op);
+
+		if (cur_op.parent.Length() && op_tmp.childs.size() <= 1)
+		{
+		    row = GetDisplayedRow(cur_op.parent);
+		    DeleteRows(row, 1);
+		    DeleteOperation(op_tmp);
+		    _kiss->DeleteOperation(op_tmp);
+		    _displayedOperations.erase(_displayedOperations.begin()+row);
+		}
 	    }
             inModification = false ;
 	    event.Skip();
@@ -1214,7 +1265,7 @@ removeLastGroup:
 	    line = GetDisplayedRow(op.id);
 	    DeleteRows(line, 1);
 	    _displayedOperations.erase(_displayedOperations.begin()+line);
-	    InsertIntoGrid(GetOperation(op.id)); // Don't use temp variable
+	    InsertIntoGrid(GetOperation(op.id));
 	    if (op.fix_cost) _fixCosts--;
 	    for (a=0; a<(int)op2.childs.size(); a++)
 		if (op2.childs[a] == op.id)

src/view/grid/GridAccount.h

@@ -30,6 +30,7 @@
 #include "wxGridCellFastBoolEditor.h"
 #include "wxGridCellTreeButtonRenderer.h"
 #include "wxGridCellTreeButtonEditor.h"
+#include "wxGridCellFormulaEditor.h"
 
 class KissCount;
 
@@ -56,13 +57,14 @@ public:
 
     int _fixCosts;
     int _week1, _week2, _week3, _week4;
+    std::vector<Operation> _displayedOperations;
+
 private:
     KissCount* _kiss;
     wxString* _categories, *_accounts;
     std::vector<Operation>* _operations;
     bool _canAddOperation;
     int _curMonth, _curYear;
-    std::vector<Operation> _displayedOperations;
 
     void SetWeek(int week, int line);
     void ResetWeeks();

src/view/grid/wxGridCellFormulaEditor.cpp

@@ -0,0 +1,70 @@
+/*
+  Copyright 2010 Grégory Soutadé
+
+  This file is part of KissCount.
+
+  KissCount is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  KissCount is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "wxGridCellFormulaEditor.h"
+
+wxGridCellFormulaEditor::wxGridCellFormulaEditor(const wxString& formula) : _formula(formula)
+{}
+
+void wxGridCellFormulaEditor::BeginEdit (int row, int col, wxGrid *grid) {
+    static bool inModification = false;
+    Operation op;
+
+    if (inModification) return ;
+    
+    inModification = true;
+
+    op = ((GridAccount*) grid)->_displayedOperations[row];
+
+    if (op.formula.Length())
+    {
+	grid->SetCellValue(row, col, op.formula);
+	_formula = op.formula;
+    }
+
+    wxGridCellTextEditor::BeginEdit(row, col, grid);
+    
+    inModification = false;
+}
+
+bool wxGridCellFormulaEditor::EndEdit (int row, int col, wxGrid *grid/*, const wxString &oldval, wxString *newval*/)
+{
+    wxString res = GetValue();
+    Operation op;
+    bool ret;
+
+    res = res.Trim();
+
+    if (res.StartsWith(wxT("=")))
+	_formula = res;
+    else
+	_formula = wxT("");
+
+    ret = wxGridCellTextEditor::EndEdit(row, col, grid);
+
+    if (_formula.Length())
+	grid->SetCellValue(row, col, wxT("0"));
+
+    return ret;
+}
+
+wxString wxGridCellFormulaEditor::GetFormula()
+{
+    return _formula;
+}

src/view/grid/wxGridCellFormulaEditor.h

@@ -0,0 +1,56 @@
+/*
+  Copyright 2010 Grégory Soutadé
+
+  This file is part of KissCount.
+
+  KissCount is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  KissCount is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with KissCount.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef WXGRIDCELLFORMULAEDITOR_H
+#define WXGRIDCELLFORMULAEDITOR_H
+
+#include <wx/wx.h>
+#include <wx/grid.h>
+#include <wx/dc.h>
+#include "GridAccount.h"
+
+class wxGridCellFormulaEditor : public wxGridCellTextEditor
+{
+public:
+    wxGridCellFormulaEditor(const wxString& formula);
+    /* ~wxGridCellFormulEeditor(); */
+
+    /* wxGridCellEditor*	Clone () const; */
+
+    void BeginEdit (int row, int col, wxGrid *grid);
+    /* void Create (wxWindow *parent, wxWindowID id, wxEvtHandler *evtHandler); */
+    bool EndEdit (int row, int col, wxGrid *grid/*, const wxString &oldval, wxString *newval*/);
+    /* void ApplyEdit (int row, int col, wxGrid *grid); */
+    /* void Reset () ; */
+    /* wxString GetValue() const ; */
+    /* void SetSize (const wxRect &rect); */
+    /* void Show (bool show, wxGridCellAttr *attr); */
+
+    wxString GetFormula();
+
+private:
+    wxString _formula;
+    wxButton* _button;
+    int _row, _col;
+    wxGrid* _grid;
+
+    /* DECLARE_EVENT_TABLE(); */
+};
+
+#endif