X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FCounters.h;h=a195889e313ec0d09986cdf1cdf08792c309f926;hb=52072b9b4e88e3260637b654d364193092d04192;hp=509733f4662f8c3f6fa087ffffcaddbcc3e132e0;hpb=d65020b293ab208b1391f96a731e53e0c7274a02;p=lyx.git

diff --git a/src/Counters.h b/src/Counters.h
index 509733f466..a195889e31 100644
--- a/src/Counters.h
+++ b/src/Counters.h
@@ -20,7 +20,6 @@
 #include "support/docstring.h"
 
 #include <map>
-#include <deque>
 #include <vector>
 
 
@@ -51,6 +50,10 @@ public:
 	void reset();
 	/// Returns the master counter of this counter.
 	docstring const & master() const;
+	/// Checks if the master counter is cnt, and if so removes
+	/// it. This is used when a counter is deleted.
+	/// \return whether we removed the master.
+	bool checkAndRemoveMaster(docstring const & cnt);
 	/// Returns a LaTeX-like string to format the counter. 
 	/** This is similar to what one gets in LaTeX when using
 	 *  "\the<counter>". The \c in_appendix bool tells whether we
@@ -73,6 +76,9 @@ public:
 private:
 	///
 	int value_;
+	/// This is actually one less than the initial value, since the
+	/// counter is always stepped before being used.
+	int initial_value_;
 	/// contains master counter name.
 	/** The master counter is the counter that, if stepped
 	 *  (incremented) zeroes this counter. E.g. "subsection"'s
@@ -98,8 +104,11 @@ private:
 /// Every instantiation is an array of counters of type Counter.
 class Counters {
 public:
-	///
-	Counters() : appendix_(false), subfloat_(false) {}
+	/// NOTE Do not call this in an attempt to clear the counters.
+	/// That will wipe out all the information we have about them
+	/// from the document class (e.g., which ones are defined).
+	/// Instead, call Counters::reset().
+	Counters();
 	/// Add new counter newc having masterc as its master, 
 	/// ls as its label, and lsa as its appendix label.
 	void newCounter(docstring const & newc,
@@ -125,10 +134,13 @@ public:
 	/// step 0->1. Seems to be sufficient.
 	/// \param utype determines whether we track the counters.
 	void step(docstring const & ctr, UpdateType utype);
-	/// Reset all counters.
+	/// Reset all counters, and all the internal data structures
+	/// used for keeping track of their values.
 	void reset();
 	/// Reset counters matched by match string.
 	void reset(docstring const & match);
+	/// Remove counter \p cnt.
+	bool remove(docstring const & cnt);
 	/// Copy counters whose name matches match from the &from to
 	/// the &to array of counters. Empty string matches all.
 	void copy(Counters & from, Counters & to,
@@ -174,7 +186,7 @@ public:
 	/// Call this when entering things like footnotes, where there is now
 	/// no "last layout" and we want to restore the "last layout" on exit.
 	void clearLastLayout() { layout_stack_.push_back(0); }
-	/// Call then when existing things like footnotes.
+	/// Call this when exiting things like footnotes.
 	void restoreLastLayout() { layout_stack_.pop_back(); }
 	/// 
 	void saveLastCounter()
@@ -214,9 +226,9 @@ private:
 	/// Are we in a subfloat?
 	bool subfloat_;
 	/// Used to keep track of active counters.
-	std::deque<docstring> counter_stack_;
+	std::vector<docstring> counter_stack_;
 	/// Same, but for last layout.
-	std::deque<Layout const *> layout_stack_;
+	std::vector<Layout const *> layout_stack_;
 };
 
 } // namespace lyx