-s bal is functional again

format.cc

@@ -293,4 +293,71 @@ void format_t::format_elements(std::ostream&    out,
   }
 }
 
+void format_transaction::operator()(transaction_t * xact)
+{
+  if (inverted) {
+    xact->total.quantity += - xact->amount;
+    xact->total.cost     += - xact->cost;
+  } else {
+    xact->total += *xact;
+  }
+  xact->index = index++;
+
+  // This makes the assumption that transactions from a single entry
+  // will always be grouped together.
+
+  if (last_entry != xact->entry)
+    first_line_format.format_elements(output_stream, details_t(xact));
+  else
+    next_lines_format.format_elements(output_stream, details_t(xact));
+
+  last_entry = xact->entry;
+}
+
+void format_account::operator()(const account_t *  account,
+				const unsigned int max_depth,
+				const bool         report_top)
+{
+  // Don't output the account if only one child will be displayed
+  // which shows the exact same amount.  jww (2004-08-03): How do
+  // compute the right figure?  It should a value expression specified
+  // by the user, to say, "If this expression is equivalent between a
+  // parent account and a lone displayed child, then don't display the
+  // parent."
+
+  if (bool output = report_top || account->parent != NULL) {
+    int  counted = 0;
+    bool display = false;
+
+    for (accounts_map::const_iterator i = account->accounts.begin();
+	 i != account->accounts.end();
+	 i++) {
+      if (! (*i).second->total)
+	continue;
+
+      if ((*i).second->total != account->total || counted > 0) {
+	display = true;
+	break;
+      }
+      counted++;
+    }
+
+    if (counted == 1 && ! display)
+      output = false;
+
+    if (output) {
+      unsigned int depth = account->depth;
+      if (max_depth == 0 || depth <= max_depth) {
+	for (const account_t * acct = account;
+	     depth > 0 && acct && acct != last_account;
+	     acct = acct->parent)
+	  depth--;
+
+	format.format_elements(output_stream, details_t(account, depth));
+	last_account = account;
+      }
+    }
+  }
+}
+
 } // namespace ledger

format.h

@@ -82,6 +82,43 @@ struct format_t
   }
 };
 
+class format_transaction
+{
+  std::ostream&   output_stream;
+  const format_t& first_line_format;
+  const format_t& next_lines_format;
+  const bool      inverted;
+  unsigned int	  index;
+  entry_t *	  last_entry;
+
+ public:
+  format_transaction(std::ostream&   _output_stream,
+		     const format_t& _first_line_format,
+		     const format_t& _next_lines_format,
+		     const bool      _inverted)
+    : output_stream(_output_stream),
+      first_line_format(_first_line_format),
+      next_lines_format(_next_lines_format),
+      inverted(_inverted), index(0), last_entry(NULL) {}
+
+  void operator()(transaction_t * xact);
+};
+
+class format_account
+{
+  std::ostream&     output_stream;
+  const format_t&   format;
+  const account_t * last_account;
+
+ public:
+  format_account(std::ostream& _output_stream, const format_t& _format)
+    : output_stream(_output_stream), format(_format) {}
+
+  void operator()(const account_t *  account,
+		  const unsigned int max_depth  = 1,
+		  const bool         report_top = false);
+};
+
 } // namespace ledger
 
 #endif // _REPORT_H

main.cc

@@ -765,7 +765,8 @@ int main(int argc, char * argv[])
     format_t format(f);
     walk_accounts(journal->master, format_account(std::cout, format),
 		  predicate.get(), xact_display_flags, show_subtotals,
-		  display_predicate.get(), sort_order.get());
+		  show_expanded ? 0 : 1, display_predicate.get(),
+		  sort_order.get());
 
     if (! display_predicate.get() ||
 	item_predicate<account_t>(display_predicate.get())(journal->master)) {

walk.h

@@ -3,7 +3,6 @@
 
 #include "ledger.h"
 #include "balance.h"
-#include "format.h"
 #include "valexpr.h"
 
 #include <iostream>
@@ -30,40 +29,6 @@ class item_predicate
   }
 };
 
-inline void add_to_balance_pair(balance_pair_t& balance,
-				transaction_t * xact,
-				const bool      inverted = false)
-{
-  if (inverted) {
-    balance.quantity += - xact->amount;
-    balance.cost     += - xact->cost;
-  } else {
-    balance += *xact;
-  }
-}
-
-class format_transaction
-{
-  std::ostream&   output_stream;
-  const format_t& first_line_format;
-  const format_t& next_lines_format;
-  const bool      inverted;
-  unsigned int	  index;
-  entry_t *	  last_entry;
-
- public:
-  format_transaction(std::ostream&   _output_stream,
-		     const format_t& _first_line_format,
-		     const format_t& _next_lines_format,
-		     const bool      _inverted)
-    : output_stream(_output_stream),
-      first_line_format(_first_line_format),
-      next_lines_format(_next_lines_format),
-      inverted(_inverted), index(0), last_entry(NULL) {}
-
-  void operator()(transaction_t * xact);
-};
-
 template <typename T>
 struct compare_items {
   const node_t * sort_order;
@@ -205,19 +170,6 @@ void walk_transactions(transactions_deque::iterator begin,
     functor(*i);
 }
 
-class format_account
-{
-  std::ostream&     output_stream;
-  const format_t&   format;
-  const account_t * last_account;
-
- public:
-  format_account(std::ostream& _output_stream, const format_t& _format)
-    : output_stream(_output_stream), format(_format) {}
-
-  void operator()(const account_t * account, bool report_top = false);
-};
-
 typedef std::deque<account_t *> accounts_deque;
 
 inline void sort_accounts(account_t *	  account,
@@ -234,25 +186,29 @@ inline void sort_accounts(account_t *	  account,
 }
 
 template <typename Function>
-void walk__accounts(const account_t * account, Function functor,
+void walk__accounts(const account_t *  account,
+		    Function	       functor,
+		    const unsigned int max_depth,
 		    item_predicate<account_t>& disp_pred_functor)
 {
   if (disp_pred_functor(account))
-    functor(account);
+    functor(account, max_depth);
 
   for (accounts_map::const_iterator i = account->accounts.begin();
        i != account->accounts.end();
        i++)
-    walk__accounts((*i).second, functor, disp_pred_functor);
+    walk__accounts((*i).second, functor, max_depth, disp_pred_functor);
 }
 
 template <typename Function>
-void walk__accounts_sorted(const account_t * account, Function functor,
+void walk__accounts_sorted(const account_t *  account,
-			   const node_t * sort_order,
+			   Function	      functor,
+			   const unsigned int max_depth,
+			   const node_t *     sort_order,
 			   item_predicate<account_t>& disp_pred_functor)
 {
   if (disp_pred_functor(account))
-    functor(account);
+    functor(account, max_depth);
 
   accounts_deque accounts;
 
@@ -267,7 +223,8 @@ void walk__accounts_sorted(const account_t * account, Function functor,
   for (accounts_deque::const_iterator i = accounts.begin();
        i != accounts.end();
        i++)
-    walk__accounts_sorted(*i, functor, sort_order, disp_pred_functor);
+    walk__accounts_sorted(*i, functor, max_depth, sort_order,
+			  disp_pred_functor);
 }
 
 template <typename Function>
@@ -297,13 +254,14 @@ inline void sum__accounts(account_t * account)
 }
 
 template <typename Function>
-void walk_accounts(account_t *	  account,
+void walk_accounts(account_t *	      account,
-		   Function	  functor,
+		   Function	      functor,
-		   const node_t * predicate,
+		   const node_t *     predicate,
-		   unsigned int	  flags,
+		   unsigned int	      flags,
-		   const bool	  calc_subtotals,
+		   const bool	      calc_subtotals,
-		   const node_t * display_predicate = NULL,
+		   const unsigned int max_depth,
-		   const node_t * sort_order        = NULL)
+		   const node_t *     display_predicate = NULL,
+		   const node_t *     sort_order	= NULL)
 {
   item_predicate<transaction_t> pred_functor(predicate);
   item_predicate<account_t>     disp_pred_functor(display_predicate);
@@ -313,10 +271,10 @@ void walk_accounts(account_t *	  account,
     sum__accounts(account);
 
   if (sort_order)
-    walk__accounts_sorted<Function>(account, functor, sort_order,
+    walk__accounts_sorted<Function>(account, functor, max_depth, sort_order,
 				    disp_pred_functor);
   else
-    walk__accounts<Function>(account, functor, disp_pred_functor);
+    walk__accounts<Function>(account, functor, max_depth, disp_pred_functor);
 }
 
 } // namespace ledger