[w3m-dev 03372] tab browser

* display.c (displayBuffer): add ny
			rootY offset by tab
			tab line
	(cursorDown): offset rootY
	(arrangeCursor): offset rootY
* etc.c (columnSkip): offset rootY
	(lineSkip): offset rootY
	(currentLineSkip): offset rootY
* file.c (HTMLlineproc2body): ATTR_TARGET
* fm.h (MapArea): add target
	(Buffer): add rootY
	(TabBuffer): added
	(Currentbuf): comment out
	(Firstbuf): comment out
	(CurrentTab): added
	(FirstTab): added
	(LastTab): added
	(open_tab_blank): added
	(close_tab_back): added
	(nTab): added
	(TabCols): added
	(N_TAB): added
	(Currentbuf): CurrentTab->currentBuffer
	(Firstbuf): CurrentTab->firstBuffer
* funcname.tab (CLOSE_TAB): added
	(NEW_TAB): added
	(NEXT_TAB): added
	(PREV_TAB): added
	(TAB_GOTO): added
	(TAB_GOTO_RELATIVE): added
	(TAB_LEFT): added
	(TAB_LINK): added
	(TAB_MENU): added
	(TAB_RIGHT): added
* html.c (ALST_AREA): add ATTR_TARGET
* image.c (showImageProgress): offset rootY
* main.c (_newT): added
	(followTab): added
	(moveTab): added
	(check_target): added
	(MAIN): init tab related values
		buf => tab
	(nscroll): offset rootY
	(pgFore): offset rootY
	(pgBack): offset rootY
	(ctrCsrV): offset rootY
	(_movD): offset rootY
	(_movU): offset rootY
	(_goLine): offset rootY
	(_mark): offset rootY
	(followA): check target
	(_followForm): offset rootY
	(drawAnchorCursor0): offset rootY
	(drawAnchorCursor): offset rootY
	(backBf): check close_tab_back
	(follow_map): rewrite for tab, check target
	(posTab): added
	(process_mouse): tab operation
			offset rootY
	(deleteFiles): for all buffers in all tabs
	(newTab): added
	(newT): added
	(numTab): added
	(deleteTab): added
	(closeT): added
	(nextT): added
	(prevT): added
	(followTab): added
	(tabA): added
	(tabURL0): added
	(tabURL): added
	(tabrURL): added
	(moveTab): added
	(tabR): added
	(tabL): added
* map.c (follow_map_menu): return MapArea
	(newMapArea): add target args
* menu.c (SelTabMenu): added
	(SelTabV): added
	(initSelTabMenu): added
	(smChTab): added
	(smDelTab): added
	(MainMenuItem): add Select Tab
				on New Tab
	(popupMenu): add initSelTabMenu()
			offset rootY
	(mainMn): offset rootY
	(selMn): offset rootY
	(initSelectMenu): offset rootY
	(tabMn): added
* proto.h (newT): added
	(closeT): added
	(nextT): added
	(prevT): added
	(tabA): added
	(tabURL): added
	(tabrURL): added
	(tabR): added
	(tabL): added
	(newTab): added
	(deleteTab): added
	(follow_map_menu): return MapArea
	(newMapArea): add target arg
	(tabMn): added
* rc.c (CMT_OPEN_TAB_BLANK): added
	(CMT_CLOSE_TAB_BACK): added
	(open_tab_blank): added
	(close_tab_back): added
* doc/README.func (CLOSE_TAB): added
	(NEW_TAB): added
	(NEXT_TAB): added
	(PREV_TAB): added
	(TAB_GOTO): added
	(TAB_GOTO_RELATIVE): added
	(TAB_LEFT): added
	(TAB_LINK): added
	(TAB_MENU): added
	(TAB_RIGHT): added
* doc-jp/README.func: ditto doc/README.func
From: Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>

proto.h

@@ -1,4 +1,4 @@
-/* $Id: proto.h,v 1.50 2002/11/05 16:03:14 ukai Exp $ */
+/* $Id: proto.h,v 1.51 2002/11/05 17:10:07 ukai Exp $ */
 /* 
  *   This file was automatically generated by version 1.7 of cextract.
  *   Manual editing not recommended.
@@ -119,6 +119,16 @@ extern void setAlarmEvent(int sec, short status, int cmd, void *data);
 #endif
 extern void reinit(void);
 extern void defKey(void);
+extern void newT(void);
+extern void closeT(void);
+extern void nextT(void);
+extern void prevT(void);
+extern void tabA(void);
+extern void tabURL(void);
+extern void tabrURL(void);
+extern void tabR(void);
+extern void tabL(void);
+
 extern int currentLn(Buffer *buf);
 extern void tmpClearBuffer(Buffer *buf);
 extern char *filename_extension(char *patch, int is_url);
@@ -209,6 +219,8 @@ extern char *inputAnswer(char *prompt);
 extern int matchattr(char *p, char *attr, int len, Str *value);
 extern void readHeader(URLFile *uf, Buffer *newBuf, int thru, ParsedURL *pu);
 extern char *checkHeader(Buffer *buf, char *field);
+extern TabBuffer *newTab(void);
+extern TabBuffer *deleteTab(TabBuffer *tab);
 extern Buffer *newBuffer(int width);
 extern Buffer *nullBuffer(void);
 extern void clearBuffer(Buffer *buf);
@@ -340,15 +352,16 @@ extern void form_write_from_file(FILE * f, char *boundary, char *name,
 				 char *filename, char *file);
 extern void follow_map(struct parsed_tagarg *arg);
 #ifdef MENU_MAP
-extern char *follow_map_menu(Buffer *buf, struct parsed_tagarg *arg,
-			     Anchor *a_img, int x, int y);
+extern MapArea *follow_map_menu(Buffer *buf, struct parsed_tagarg *arg,
+				Anchor *a_img, int x, int y);
 #else
 extern Buffer *follow_map_panel(Buffer *buf, struct parsed_tagarg *arg);
 #endif
 #ifdef USE_IMAGE
 extern int getMapXY(Buffer *buf, Anchor *a, int *x, int *y);
 #endif
-extern MapArea *newMapArea(char *url, char *alt, char *shape, char *coords);
+extern MapArea *newMapArea(char *url, char *target, char *alt, char *shape,
+			   char *coords);
 extern Buffer *page_info_panel(Buffer *buf);
 extern struct frame_body *newFrame(struct parsed_tag *tag, Buffer *buf);
 extern struct frameset *newFrameSet(struct parsed_tag *tag);
@@ -624,6 +637,7 @@ extern void popupMenu(int x, int y, Menu *menu);
 extern void mainMenu(int x, int y);
 extern void mainMn(void);
 extern void selMn(void);
+extern void tabMn(void);
 extern void optionMenu(int x, int y, char **label, int *variable, int initial,
 		       void (*func) ());
 extern void initMenu(void);