Fix interdependent header files.

ChangeLog-1999-07-09

 1999-04-30  Morten Welinder  <terra@diku.dk>
 
+	* src/*.h: Properly forward-declare structures.  Include
+ 	dependencies.  Change the occasional "void *" to its right
+	type.
+
+	* src/*.[cy]: Include more dependencies.
+
 	* src/sheet.c (sheet_delete_row): Remove from workbook hash also.
 
 1999-04-29  Morten Welinder  <terra@diku.dk>

ChangeLog-2000-02-23

 1999-04-30  Morten Welinder  <terra@diku.dk>
 
+	* src/*.h: Properly forward-declare structures.  Include
+ 	dependencies.  Change the occasional "void *" to its right
+	type.
+
+	* src/*.[cy]: Include more dependencies.
+
 	* src/sheet.c (sheet_delete_row): Remove from workbook hash also.
 
 1999-04-29  Morten Welinder  <terra@diku.dk>

OChangeLog-1999-07-09

 1999-04-30  Morten Welinder  <terra@diku.dk>
 
+	* src/*.h: Properly forward-declare structures.  Include
+ 	dependencies.  Change the occasional "void *" to its right
+	type.
+
+	* src/*.[cy]: Include more dependencies.
+
 	* src/sheet.c (sheet_delete_row): Remove from workbook hash also.
 
 1999-04-29  Morten Welinder  <terra@diku.dk>

OChangeLog-2000-02-23

 1999-04-30  Morten Welinder  <terra@diku.dk>
 
+	* src/*.h: Properly forward-declare structures.  Include
+ 	dependencies.  Change the occasional "void *" to its right
+	type.
+
+	* src/*.[cy]: Include more dependencies.
+
 	* src/sheet.c (sheet_delete_row): Remove from workbook hash also.
 
 1999-04-29  Morten Welinder  <terra@diku.dk>

src/cell.c

@@ -13,6 +13,7 @@
 #include "format.h"
 #include "color.h"
 #include "cursors.h"
+#include "utils.h"
 
 static int         redraws_frozen = 0;
 static GHashTable *cell_hash_queue;
@@ -1408,11 +1409,10 @@ str_trim_spaces (char *s)
  * Returns the number of columns used for the draw
  */
 int 
-cell_draw (Cell *cell, void *sv, GdkGC *gc, GdkDrawable *drawable, int x1, int y1)
+cell_draw (Cell *cell, SheetView *sheet_view, GdkGC *gc, GdkDrawable *drawable, int x1, int y1)
 {
 	Style        *style = cell->style;
 	GdkFont      *font = style->font->font;
-	SheetView    *sheet_view = sv;
 	GdkGC        *white_gc = GTK_WIDGET (sheet_view->sheet_view)->style->white_gc;
 	GdkRectangle rect;
 	

src/cell.h

 #ifndef GNUMERIC_CELL_H
 #define GNUMERIC_CELL_H
 
+/* Forward references for structures.  */
+typedef struct _Cell Cell;
+typedef struct _CellRegion CellRegion;
+typedef GList CellList;
+typedef struct _ColRowInfo ColRowInfo;
+
+#include "style.h"
+#include "sheet.h"
+#include "sheet-view.h"
+#include "str.h"
+#include "expr.h"
+
 typedef unsigned char  ColType;
 typedef unsigned short RowType;
 
-typedef struct {
+struct _ColRowInfo {
 	int        pos;			/* the column or row number */
 
 	/* The height */
@@ -15,7 +27,7 @@ typedef struct {
 
 	unsigned   int hard_size:1;     /* has the user explicitly set the dimensions? */
 	void       *data;
-} ColRowInfo;
+};
 
 #define COL_INTERNAL_WIDTH(col) ((col)->pixels - ((col)->margin_b + (col)->margin_a))
 #define ROW_INTERNAL_HEIGHT(row) ((row)->pixels - ((row)->margin_b + (row)->margin_a))
@@ -51,8 +63,8 @@ typedef struct {
  *
  * Definition of a Gnumeric Cell
  */
-typedef struct {
-	void        *sheet;
+struct _Cell {
+	Sheet       *sheet;
 	ColRowInfo  *col;
 	ColRowInfo  *row;
 
@@ -74,9 +86,7 @@ typedef struct {
 	CellComment *comment;
 	int         flags;
 	char        generation;
-} Cell;
-
-typedef GList CellList;
+};
 
 /* #define CELL_TEXT_GET(cell)      ((cell)->text ? cell->text->str : cell->entered_text->str) */
 #define CELL_IS_FORMAT_SET(cell) ((cell)->flags & CELL_FORMAT_SET)
@@ -97,10 +107,10 @@ typedef struct {
 
 typedef GList CellCopyList;
 
-typedef struct {
+struct _CellRegion {
 	int          cols, rows;
 	CellCopyList *list;
-} CellRegion;
+};
 
 char       *value_format                 (Value *value, StyleFormat *format, char **color);
 
@@ -148,7 +158,7 @@ void        cell_formula_changed         (Cell *cell);
 void        cell_queue_redraw            (Cell *cell);
 int         cell_get_horizontal_align    (const Cell *cell);
 
-int         cell_draw                    (Cell *cell, void *sheet_view,
+int         cell_draw                    (Cell *cell, SheetView *sheet_view,
 					  GdkGC *gc, GdkDrawable *drawable,
 					  int x, int y);
 
@@ -177,4 +187,3 @@ void        row_init_span                (ColRowInfo *ri);
 void        row_destroy_span             (ColRowInfo *ri);
 
 #endif /* GNUMERIC_CELL_H */
-

src/dependent.h

 #ifndef GNUMERIC_EVAL_H
 #define GNUMERIC_EVAL_H
 
+#include "sheet.h"
+#include "cell.h"
+
 /*
  * A DependencyRange defines a range of cells whose values
  * are used by another Cell in the spreadsheet.

src/dialog-cell-sort.c

@@ -13,6 +13,7 @@
 #include "dialogs.h"
 #include "cell.h"
 #include "expr.h"
+#include "utils.h"
 
 typedef struct {
 	GtkWidget *parent;

src/dialog-goal-seek.c

@@ -16,7 +16,7 @@
 #include "cell.h"
 #include "expr.h"
 #include "eval.h"
-
+#include "utils.h"
 
 #define MAX_CELL_NAME_LEN  20
 

src/dialog-solver.c

@@ -12,7 +12,7 @@
 #include "gnumeric-util.h"
 #include "dialogs.h"
 #include "func.h"
-
+#include "utils.h"
 
 /* Different constraint types */
 static const char *constraint_strs[] = {

src/dialogs.h

 #ifndef GNUMERIC_DIALOGS_H
 #define GNUMERIC_DIALOGS_H
 
+#include "sheet.h"
+#include "cell.h"
+
 void  dialog_goto_cell       (Workbook *wb);
 void  dialog_cell_format     (Workbook *wb, Sheet *sheet);
 int   dialog_paste_special   (Workbook *wb);

src/dialogs/dialog-cell-sort.c

@@ -13,6 +13,7 @@
 #include "dialogs.h"
 #include "cell.h"
 #include "expr.h"
+#include "utils.h"
 
 typedef struct {
 	GtkWidget *parent;

src/dialogs/dialog-goal-seek.c

@@ -16,7 +16,7 @@
 #include "cell.h"
 #include "expr.h"
 #include "eval.h"
-
+#include "utils.h"
 
 #define MAX_CELL_NAME_LEN  20
 

src/dialogs/dialog-solver.c

@@ -12,7 +12,7 @@
 #include "gnumeric-util.h"
 #include "dialogs.h"
 #include "func.h"
-
+#include "utils.h"
 
 /* Different constraint types */
 static const char *constraint_strs[] = {

src/dialogs/dialogs.h

 #ifndef GNUMERIC_DIALOGS_H
 #define GNUMERIC_DIALOGS_H
 
+#include "sheet.h"
+#include "cell.h"
+
 void  dialog_goto_cell       (Workbook *wb);
 void  dialog_cell_format     (Workbook *wb, Sheet *sheet);
 int   dialog_paste_special   (Workbook *wb);

src/dump.c

@@ -3,6 +3,8 @@
 #include <stdio.h>
 #include "gnumeric.h"
 #include "dump.h"
+#include "symbol.h"
+#include "func.h"
 
 static FILE *output_file;
 

src/eval.h

 #ifndef GNUMERIC_EVAL_H
 #define GNUMERIC_EVAL_H
 
+#include "sheet.h"
+#include "cell.h"
+
 /*
  * A DependencyRange defines a range of cells whose values
  * are used by another Cell in the spreadsheet.

src/expr.c

@@ -13,6 +13,7 @@
 #include "eval.h"
 #include "format.h"
 #include "func.h"
+#include "utils.h"
 
 ExprTree *
 expr_parse_string (const char *expr, Sheet *sheet, int col, int row,

src/expr.h

 #ifndef GNUMERIC_EXPR_H
 #define GNUMERIC_EXPR_H
 
-/* Forward reference.  We should probably just include sheet.h to get this.  */
-struct _Sheet;
+/* Forward references for structures.  */
+typedef struct _Value Value;
+typedef struct _ExprTree ExprTree;
+typedef struct _CellRef CellRef;
+
+#include "sheet.h"
+#include "symbol.h"
+#include "numbers.h"
+#include "str.h"
 
 typedef enum {
 	OPER_EQUAL,		/* Compare value equal */
@@ -41,15 +48,15 @@ typedef enum {
 	VALUE_ARRAY,
 } ValueType;
 
-typedef struct {
-	struct _Sheet *sheet;
+struct _CellRef {
+	Sheet *sheet;
 	int   col, row;
 
 	unsigned int col_relative:1;
 	unsigned int row_relative:1;
-} CellRef;
+};
 
-typedef struct _Value {
+struct _Value {
 	ValueType type;
 	union {
 		CellRef cell;
@@ -60,19 +67,19 @@ typedef struct _Value {
 
 		struct {
 			int x, y ;
-			struct _Value **vals;   /* Array [x][y] */
+			Value **vals;   /* Array [x][y] */
 		} array ;
 		String *str;
 		Symbol *sym;
 		float_t v_float;	/* floating point */
 		int_t   v_int;
 	} v;
-} Value;
+};
 
 #define VALUE_IS_NUMBER(x) (((x)->type == VALUE_INTEGER) || \
 			    ((x)->type == VALUE_FLOAT))
 
-struct ExprTree {
+struct _ExprTree {
 	Operation oper;
 
 	int       ref_count;
@@ -85,18 +92,16 @@ struct ExprTree {
 		} function;
 		
 		struct {
-			struct ExprTree *value_a;
-			struct ExprTree *value_b;
+			ExprTree *value_a;
+			ExprTree *value_b;
 		} binary;
 
-		struct ExprTree *value;
+		ExprTree *value;
 
 		CellRef ref;
 	} u;
 };
 
-typedef struct ExprTree ExprTree;
-
 typedef enum {
 	PARSE_OK,
 	PARSE_ERR_NO_QUOTE,
@@ -135,7 +140,7 @@ struct FunctionDefinition {
 	char  *args;
 	char  *named_arguments;
 	char  **help;
-	Value *(*expr_fn)(struct _Sheet *sheet, GList *expr_node_list, int eval_col, int eval_row, char **error_string);
+	Value *(*expr_fn)(Sheet *sheet, GList *expr_node_list, int eval_col, int eval_row, char **error_string);
 	
 	Value *(*fn)(struct FunctionDefinition *func_def, Value *argv [], char **error_string);
 };
@@ -146,30 +151,30 @@ void        cell_get_abs_col_row (const CellRef *cell_ref,
 				  int eval_col, int eval_row,
 				  int *col, int *row);
 
-ExprTree   *expr_parse_string    (const char *expr, struct _Sheet *sheet, int col, int row,
+ExprTree   *expr_parse_string    (const char *expr, Sheet *sheet, int col, int row,
 				  const char **desired_format, char **error_msg);
 /* In parser.y  */
-ParseErr    gnumeric_expr_parser (const char *expr, struct _Sheet *sheet,
+ParseErr    gnumeric_expr_parser (const char *expr, Sheet *sheet,
 				  int col, int row, const char **desired_format,
 				  ExprTree **tree);
 
 ExprTree   *expr_tree_duplicate  (ExprTree *expr);
 ExprTree   *expr_tree_relocate   (ExprTree *expr, int col_diff, int row_diff);
-char       *expr_decode_tree     (ExprTree *tree, struct _Sheet *sheet,
+char       *expr_decode_tree     (ExprTree *tree, Sheet *sheet,
 				  int col, int row);
 
 void        expr_tree_ref        (ExprTree *tree);
 void        expr_tree_unref      (ExprTree *tree);
 
-ExprTree   *expr_tree_invalidate_references (ExprTree *src, struct _Sheet *sheet,
+ExprTree   *expr_tree_invalidate_references (ExprTree *src, Sheet *sheet,
 					     int src_col, int src_row, int col, int row,
 					     int colcount, int rowcount);
 
-ExprTree   *expr_tree_fixup_references (ExprTree *src, struct _Sheet *sheet,
+ExprTree   *expr_tree_fixup_references (ExprTree *src, Sheet *sheet,
 					int src_col, int src_row, int col, int row,
 					int coldelta, int rowdelta);
 
-Value      *eval_expr            (struct _Sheet *sheet, ExprTree *tree,
+Value      *eval_expr            (Sheet *sheet, ExprTree *tree,
 				  int  col, int row,
 				  char **error_string);
 

src/file.h

 #ifndef GNUMERIC_FILE_H
 #define GNUMERIC_FILE_H
 
+#include "sheet.h"
+
 typedef gboolean  (*FileFormatProbe)(const char *filename);
 typedef Workbook *(*FileFormatOpen) (const char *filename);
 typedef int       (*FileFormatSave) (Workbook *wb, const char *filename);

src/format.c

@@ -34,6 +34,7 @@
 #include "gnumeric.h"
 #include "format.h"
 #include "dates.h"
+#include "utils.h"
 
 /* Points to the locale information for number display */
 static struct lconv *lc;

src/format.h

 #ifndef GNUMERIC_FORMAT_H
 #define GNUMERIC_FORMAT_H
 
+#include "style.h"
+#include "expr.h"
+
 void   format_destroy (StyleFormat *format);
 void   format_compile (StyleFormat *format);
 gchar *format_value   (StyleFormat *format, Value *value, StyleColor **color);

src/func.h

 #ifndef GNUMERIC_FUNC_H
 #define GNUMERIC_FUNC_H
 
+#include "expr.h"
+#include "sheet.h"
+
 extern FunctionDefinition math_functions [];
 extern FunctionDefinition sheet_functions [];
 extern FunctionDefinition misc_functions [];
@@ -100,4 +103,3 @@ Value *gnumeric_sum         (Sheet *sheet, GList *expr_node_list,
 int solver_simplex(Workbook *wb, Sheet *sheet);
 
 #endif /* GNUMERIC_FUNC_H */
-

src/gnumeric-canvas.c

@@ -15,6 +15,7 @@
 #include "sheet-object.h"
 #include "color.h"
 #include "cursors.h"
+#include "utils.h"
 
 #define CURSOR_COL(gsheet) gsheet->sheet_view->sheet->cursor_col
 #define CURSOR_ROW(gsheet) gsheet->sheet_view->sheet->cursor_row

src/gnumeric-canvas.h

@@ -5,6 +5,7 @@
 #include "item-cursor.h"
 #include "item-bar.h"
 #include "item-edit.h"
+#include "sheet.h"
 
 #define GNUMERIC_TYPE_SHEET     (gnumeric_sheet_get_type ())
 #define GNUMERIC_SHEET(obj)     (GTK_CHECK_CAST((obj), GNUMERIC_TYPE_SHEET, GnumericSheet))
@@ -93,6 +94,5 @@ void       gnumeric_sheet_stop_editing           (GnumericSheet *sheet);
 typedef struct {
 	GnomeCanvasClass parent_class;
 } GnumericSheetClass;
-#endif /* GNUMERIC_GNUMERIC_SHEET_H */
-
 
+#endif /* GNUMERIC_GNUMERIC_SHEET_H */

src/gnumeric-sheet.c

@@ -15,6 +15,7 @@
 #include "sheet-object.h"
 #include "color.h"
 #include "cursors.h"
+#include "utils.h"
 
 #define CURSOR_COL(gsheet) gsheet->sheet_view->sheet->cursor_col
 #define CURSOR_ROW(gsheet) gsheet->sheet_view->sheet->cursor_row

src/gnumeric-sheet.h

@@ -5,6 +5,7 @@
 #include "item-cursor.h"
 #include "item-bar.h"
 #include "item-edit.h"
+#include "sheet.h"
 
 #define GNUMERIC_TYPE_SHEET     (gnumeric_sheet_get_type ())
 #define GNUMERIC_SHEET(obj)     (GTK_CHECK_CAST((obj), GNUMERIC_TYPE_SHEET, GnumericSheet))
@@ -93,6 +94,5 @@ void       gnumeric_sheet_stop_editing           (GnumericSheet *sheet);
 typedef struct {
 	GnomeCanvasClass parent_class;
 } GnumericSheetClass;
-#endif /* GNUMERIC_GNUMERIC_SHEET_H */
-
 
+#endif /* GNUMERIC_GNUMERIC_SHEET_H */

src/gnumeric-util.h

 #ifndef GNUMERIC_GNUMERIC_UTIL_H
 #define GNUMERIC_GNUMERIC_UTIL_H
 
+#include "sheet.h"
+
 void       gnumeric_notice (Workbook *wb, const char *type, const char *str);
 
 /* A simple routine for making a popup menu */

src/gnumeric.h

-#include "numbers.h"
-#include "style.h"
-#include "symbol.h"
-#include "str.h"
-#include "expr.h"
-#include "cell.h"
 #ifdef ENABLE_BONOBO
 #    include <bonobo/gnome-container.h>
 #    include <bonobo/gnome-client-site.h>
 #endif
-#include "sheet.h"
-#include "sheet-view.h"
-#include "clipboard.h"
-#include "utils.h"

src/gui-util.h

 #ifndef GNUMERIC_GNUMERIC_UTIL_H
 #define GNUMERIC_GNUMERIC_UTIL_H
 
+#include "sheet.h"
+
 void       gnumeric_notice (Workbook *wb, const char *type, const char *str);
 
 /* A simple routine for making a popup menu */

src/gutils.c

@@ -203,7 +203,7 @@ january_1900()
 
 	if (!julian) {
 		GDate* date = g_date_new_dmy (1, 1, 1900);
-		/* Day 1 means 1st of jannuary of 1900 */
+		/* Day 1 means 1st of January of 1900 */
 		julian = g_date_julian (date) - 1;
 		g_date_free (date);
 	}
@@ -227,10 +227,9 @@ g_date_new_serial (guint32 serial)
  * exist, they are created.  If the input string is not valid
  * error_flag is set.
  */
-GSList  *parse_cell_name_list  (void *vsheet, 
+GSList  *parse_cell_name_list  (Sheet *sheet, 
 				const char *cell_name_str, int *error_flag)
 {
-        Sheet    *sheet = (Sheet *) vsheet;
         char     *buf = (char *) malloc(strlen(cell_name_str)+1);
 	GSList   *cells = NULL;
 	Cell     *cell;

src/gutils.h

 #ifndef GNUMERIC_UTILS_H
 #define GNUMERIC_UTILS_H
 
+#include "sheet.h"
+
 /* Gets an integer in the buffer in start to end */
 void      int_get_from_range     (const char *start, const char *end, int_t *t);
 void      float_get_from_range   (const char *start, const char *end, float_t *t);
 
 const char*cell_name             (int col, int row);
 int       parse_cell_name        (const char *cell_str, int *col, int *row);
-GSList    *parse_cell_name_list  (void *sheet, const char *cell_name_str,
+GSList    *parse_cell_name_list  (Sheet *sheet, const char *cell_name_str,
 				  int *eflag);
 const char*col_name              (int col);
 int       col_from_name          (const char *cell_str);

src/item-bar.h

 #ifndef GNUMERIC_ITEM_BAR_H
 #define GNUMERIC_ITEM_BAR_H
 
+#include "sheet.h"
+
 #define ITEM_BAR(obj)          (GTK_CHECK_CAST((obj), item_bar_get_type (), ItemBar))
 #define ITEM_BAR_CLASS(k)      (GTK_CHECK_CLASS_CAST ((k), item_bar_get_type (), ItemBarType))
 #define IS_ITEM_BAR(o)         (GTK_CHECK_TYPE((o), item_bar_get_type ()))

src/item-cursor.c

@@ -16,6 +16,7 @@
 #include "color.h"
 #include "cursors.h"
 #include "sheet-autofill.h"
+#include "clipboard.h"
 
 static GnomeCanvasItem *item_cursor_parent_class;
 

src/item-cursor.h

 #ifndef GNUMERIC_ITEM_CURSOR_H
 #define GNUMERIC_ITEM_CURSOR_H
 
+#include "sheet.h"
+#include "item-grid.h"
+
 #define ITEM_CURSOR(obj)          (GTK_CHECK_CAST((obj), item_cursor_get_type (), ItemCursor))
 #define ITEM_CURSOR_CLASS(k)      (GTK_CHECK_CLASS_CAST ((k), item_cursor_get_type (), ItemCursorClass))
 #define IS_ITEM_CURSOR(o)         (GTK_CHECK_TYPE((o), item_cursor_get_type ()))

src/item-edit.h

 #ifndef GNUMERIC_ITEM_EDIT_H
 #define GNUMERIC_ITEM_EDIT_H
 
+#include "sheet.h"
+#include "style.h"
+#include "item-grid.h"
+
 #define ITEM_EDIT(obj)          (GTK_CHECK_CAST((obj), item_edit_get_type (), ItemEdit))
 #define ITEM_EDIT_CLASS(k)      (GTK_CHECK_CLASS_CAST ((k), item_edit_get_type (), ItemEditClass))
 #define IS_ITEM_EDIT(o)         (GTK_CHECK_TYPE((o), item_edit_get_type ()))

src/item-grid.c

@@ -15,6 +15,7 @@
 #include "dialogs.h"
 #include "cursors.h"
 #include "gnumeric-util.h"
+#include "clipboard.h"
 
 static GnomeCanvasItem *item_grid_parent_class;
 

src/item-grid.h

 #ifndef GNUMERIC_ITEM_GRID_H
 #define GNUMERIC_ITEM_GRID_H
 
+#include "sheet.h"
+#include "sheet-view.h"
+
 #define ITEM_GRID(obj)          (GTK_CHECK_CAST((obj), item_grid_get_type (), ItemGrid))
 #define ITEM_GRID_CLASS(k)      (GTK_CHECK_CLASS_CAST ((k), item_grid_get_type (), ItemGridClass))
 #define IS_ITEM_GRID(o)         (GTK_CHECK_TYPE((o), item_grid_get_type ()))

src/parser.y

@@ -13,6 +13,10 @@
 #include <gnome.h>
 #include "gnumeric.h"
 #include "number-match.h"
+#include "symbol.h"
+#include "expr.h"
+#include "sheet.h"
+#include "utils.h"
 	
 /* Allocation with disposal-on-error */ 
 static void *alloc_buffer    (int size);

src/plugin.h

 #ifndef GNUMERIC_PLUGIN_H
 #define GNUMERIC_PLUGIN_H
 
+/* Forward references for structures.  */
+typedef struct _PluginData PluginData;
+
+#include "sheet.h"
 #include <gmodule.h>
 
-struct PluginData
+struct _PluginData
 {
 	GModule *handle;
-	int     (*init_plugin)    (struct PluginData *);
-	int     (*can_unload)     (struct PluginData *);
-	void    (*cleanup_plugin) (struct PluginData *);
+	int     (*init_plugin)    (PluginData *);
+	int     (*can_unload)     (PluginData *);
+	void    (*cleanup_plugin) (PluginData *);
 	gchar   *title;
 	
 	/* filled in by plugin */
 	void    *private;
 };
 
-typedef struct PluginData PluginData;
-
 extern GList *plugin_list;
 
 void           plugins_init          (void);

src/render-ascii.h

 #ifndef GNUMERIC_RENDER_ASCII_H
 #define GNUMERIC_RENDER_ASCII_H
 
+#include "cell.h"
+
 char *cell_region_render_ascii (CellRegion *cr);
 	
 #endif /* GNUMERIC_RENDER_ASCII_H */

src/sheet-autofill.h

 #ifndef GNUMERIC_SHEET_AUTOFILL_H
 #define GNUMERIC_SHEET_AUTOFILL_H
 
+#include "sheet.h"
+
 typedef int (*AutofillFunction)     (Sheet *sheet,
 				     int base_col, int base_row,
 				     int w,        int h,

src/sheet-control-gui.c

@@ -14,6 +14,7 @@
 #include "gnumeric.h"
 #include "gnumeric-sheet.h"
 #include "item-cursor.h"
+#include "utils.h"
 
 static GtkTableClass *sheet_view_parent_class;
 

src/sheet-control-gui.h

 #ifndef GNUMERIC_SHEET_VIEW_H
 #define GNUMERIC_SHEET_VIEW_H
 
+#include "sheet.h"
 #include <gtk/gtktable.h>
 
 #define SHEET_VIEW_TYPE        (sheet_view_get_type ())

src/sheet-object.h

 #ifndef GNUMERIC_SHEET_OBJECT_H
 #define GNUMERIC_SHEET_OBJECT_H
 
+#include "sheet.h"
+#include "sheet-view.h"
+#include "sheet-object.h"
+
 /*
  * SheetObject
  *
@@ -73,4 +77,3 @@ SheetObject     *sheet_object_create_filled  (Sheet *sheet, int type,
 					      int w);
 
 #endif /* GNUMERIC_SHEET_OBJECT_H */
-

src/sheet-view.c

@@ -14,6 +14,7 @@
 #include "gnumeric.h"
 #include "gnumeric-sheet.h"
 #include "item-cursor.h"
+#include "utils.h"
 
 static GtkTableClass *sheet_view_parent_class;
 

src/sheet-view.h

 #ifndef GNUMERIC_SHEET_VIEW_H
 #define GNUMERIC_SHEET_VIEW_H
 
+#include "sheet.h"
 #include <gtk/gtktable.h>
 
 #define SHEET_VIEW_TYPE        (sheet_view_get_type ())

src/sheet.c

@@ -15,6 +15,7 @@
 #include "eval.h"
 #include "number-match.h"
 #include "format.h"
+#include "clipboard.h"
 #ifdef ENABLE_BONOBO
 #    include <libgnorba/gnorba.h>
 #endif

src/sheet.h

 #ifndef GNUMERIC_SHEET_H
 #define GNUMERIC_SHEET_H
 
+typedef struct _Workbook Workbook;
+typedef struct _Sheet Sheet;
+
 #ifdef ENABLE_BONOBO
 #    include <bonobo/gnome-container.h>
 #endif
 
 #include "solver.h"
+#include "style.h"
+#include "expr.h"
+#include "str.h"
+#include "symbol.h"
+#include "cell.h"
 
 #define SHEET_MAX_ROWS (16 * 1024)
 #define SHEET_MAX_COLS 256
@@ -24,7 +32,7 @@ typedef struct {
 	Style  *style;