New commands for moving to the top, middle and bottom of buffer

doc-de/README.func

@@ -12,6 +12,9 @@ CLOSE_TAB	Schließe Reiter
 CLOSE_TAB_MOUSE Schließe Reiter bei Mauszeiger
 COMMAND 	Rufe w3m Funktion(en) auf
 COOKIE		Cookie-Liste ansehen
+CURSOR_TOP	Cursor auf die höchste Zeile bewegen
+CURSOR_MIDDLE	Cursor auf die mittlere Zeile bewegen
+CURSOR_BOTTOM	Cursor auf die unterste Zeile bewegen
 DEFAULT_CHARSET Ändere die Voreinstellung für die Zeichenkodierung
 DEFINE_KEY	Definiere eine Verbindung zwischen einer Tastenkombination und einem Kommando
 DELETE_PREVBUF	Lösche vorherigen Puffer (hauptsächlich für lokale CGI-Skripte)

doc/README.func

@@ -12,6 +12,9 @@ CLOSE_TAB	Close tab
 CLOSE_TAB_MOUSE Close tab at mouse pointer
 COMMAND 	Invoke w3m function(s)
 COOKIE		View cookie list
+CURSOR_TOP	Move cursor to the top line on the screen
+CURSOR_MIDDLE	Move cursor to the middle line on the screen
+CURSOR_BOTTOM	Move cursor to the bottom line on the screen
 DEFAULT_CHARSET Change the default character encoding
 DEFINE_KEY	Define a binding between a key stroke combination and a command
 DELETE_PREVBUF	Delete previous buffer (mainly for local CGI-scripts)

main.c

@@ -6893,3 +6893,39 @@ DEFUN(redoPos, REDO, "Cancel the last undo")
     for (i = 0; i < PREC_NUM && b->next; i++, b = b->next) ;
     resetPos(b);
 }
+
+DEFUN(cursorTop, CURSOR_TOP, "Move cursor to the top of the screen")
+{
+    int offsety;
+    if (Currentbuf->firstLine == NULL)
+        return;
+    Currentbuf->currentLine = lineSkip(Currentbuf,
+                                       Currentbuf->topLine, 0,
+                                       FALSE);
+    arrangeLine(Currentbuf);
+    displayBuffer(Currentbuf, B_NORMAL);
+}
+
+DEFUN(cursorMiddle, CURSOR_MIDDLE, "Move cursor to the middle of the screen")
+{
+    int offsety;
+    if (Currentbuf->firstLine == NULL)
+        return;
+    offsety = (Currentbuf->LINES - 1) / 2;
+    Currentbuf->currentLine = currentLineSkip(Currentbuf, Currentbuf->topLine,
+                                              offsety, FALSE);
+    arrangeLine(Currentbuf);
+    displayBuffer(Currentbuf, B_NORMAL);
+}
+
+DEFUN(cursorBottom, CURSOR_BOTTOM, "Move cursor to the bottom of the screen")
+{
+    int offsety;
+    if (Currentbuf->firstLine == NULL)
+        return;
+    offsety = Currentbuf->LINES - 1;
+    Currentbuf->currentLine = currentLineSkip(Currentbuf, Currentbuf->topLine,
+                                              offsety, FALSE);
+    arrangeLine(Currentbuf);
+    displayBuffer(Currentbuf, B_NORMAL);
+}

proto.h

@@ -156,6 +156,9 @@ extern Anchor *list_menu(Buffer *buf);
 #endif
 extern void undoPos(void);
 extern void redoPos(void);
+extern void cursorTop(void);
+extern void cursorMiddle(void);
+extern void cursorBottom(void);
 
 extern int currentLn(Buffer *buf);
 extern void tmpClearBuffer(Buffer *buf);

scripts/w3mhelp.cgi.in

@@ -140,7 +140,7 @@ print "<P><A HREF=\"$keymap\">$head</A>\n";
 		goLine goLineF goLineL movRW movLW
 		topA lastA nextA prevA movlistMn
 		nextR nextL nextD nextU nextRD nextLU
-		undoPos redoPos"));
+		undoPos redoPos cursorTop"));
 
 &show_keymap('Hyperlink Operations',
 	     split(" ", "followA tabA svA followI svI submitForm