X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=src%2Fscreen_help.c;h=94fe9ab5b35dde881d27f40a08bb2102005a12f9;hb=9a500d13055f16b70796a5fce5ec6de4a2844187;hp=4d76ffe7fa3b6414d90061cb135827a4a6c9684b;hpb=fc0fe1147f7f69d3d181eb254fd6e23991aa5b20;p=ncmpc.git

diff --git a/src/screen_help.c b/src/screen_help.c
index 4d76ffe..94fe9ab 100644
--- a/src/screen_help.c
+++ b/src/screen_help.c
@@ -110,23 +110,6 @@ static help_text_row_t help_text[] =
   { 0, CMD_DELETE,         NULL },
   { 0, CMD_SCREEN_UPDATE,  NULL },
 
-  { 0, CMD_NONE, NULL },
-  { 0, CMD_NONE, NULL },
-  { 1, CMD_NONE, "ncmpc build information" },
-  { 2, CMD_NONE, NULL },
-  { 0, CMD_NONE, "             Version : " VERSION },
-  { 0, CMD_NONE, "  Configuration dirs : ~/.ncmpc, " SYSCONFDIR "/" PACKAGE },
-#ifdef ENABLE_NLS
-  { 0, CMD_NONE, "NLS support : yes" },
-#else
-  { 0, CMD_NONE, "NLS support : no" },
-#endif
-#ifdef ENABLE_KEYDEF_SCREEN
-  { 0, CMD_NONE, "Key Editor : yes" },
-#else
-  { 0, CMD_NONE, "Key Editor : no" },
-#endif
-
   { 0, CMD_NONE, NULL },
   {-1, CMD_NONE, NULL }
 };
@@ -138,7 +121,7 @@ static list_window_t *lw = NULL;
 static char *
 list_callback(int index, int *highlight, void *data)
 {
-  static char buf[256];
+  static char buf[512];
 
   if( help_text_rows<0 )
     {
@@ -154,30 +137,30 @@ list_callback(int index, int *highlight, void *data)
       if( help_text[index].command == CMD_NONE )
 	{
 	  if( help_text[index].text )
-	    snprintf(buf, 256, "%28s", _(help_text[index].text));
+	    g_snprintf(buf, sizeof(buf), "%28s", _(help_text[index].text));
 	  else 
 	    if( help_text[index].highlight == 2 )
 	      {
 		int i;
 
-		for(i=3; i<COLS-3 && i<256; i++)
+		for(i=3; i<COLS-3 && i<sizeof(buf); i++)
 		  buf[i]='-';
 		buf[i] = '\0';
 	      }
 	    else
-	      strcpy(buf, " ");
+	      g_strlcpy(buf, " ", sizeof(buf));
 	  return buf;
 	}
       if( help_text[index].text )
-	snprintf(buf, 256, 
-		 "%20s : %s   ", 
-		 get_key_names(help_text[index].command, TRUE),
-		 _(help_text[index].text));
+	g_snprintf(buf, sizeof(buf), 
+		   "%20s : %s   ", 
+		   get_key_names(help_text[index].command, TRUE),
+		   _(help_text[index].text));
       else
-	snprintf(buf, 256, 
-		 "%20s : %s   ", 
-		 get_key_names(help_text[index].command, TRUE),
-		 get_key_description(help_text[index].command));
+	g_snprintf(buf, sizeof(buf), 
+		   "%20s : %s   ", 
+		   get_key_names(help_text[index].command, TRUE),
+		   get_key_description(help_text[index].command));
       return buf;
     }
 
@@ -188,6 +171,7 @@ static void
 help_init(WINDOW *w, int cols, int rows)
 {
   lw = list_window_init(w, cols, rows);
+  lw->flags = LW_HIDE_CURSOR;
 }
 
 static void
@@ -233,15 +217,56 @@ help_update(screen_t *screen, mpdclient_t *c)
 static int 
 help_cmd(screen_t *screen, mpdclient_t *c, command_t cmd)
 {
-  int retval;
+  lw->repaint=1;
+  switch(cmd)
+    {
+    case CMD_LIST_NEXT:
+      if( lw->start+lw->rows < help_text_rows )
+	lw->start++;
+      return 1;
+    case CMD_LIST_PREVIOUS:
+      if( lw->start >0 )
+	lw->start--;
+      return 1;
+    case CMD_LIST_FIRST:
+      lw->start = 0;
+      return 1;
+    case CMD_LIST_LAST:
+      lw->start = help_text_rows-lw->rows;
+      if( lw->start<0 )
+	lw->start = 0;
+      return 1;
+    case CMD_LIST_NEXT_PAGE:
+      lw->start = lw->start + lw->rows;
+      if( lw->start+lw->rows >= help_text_rows )
+	lw->start = help_text_rows-lw->rows;
+      if( lw->start<0 )
+	lw->start = 0;
+       return 1;
+    case CMD_LIST_PREVIOUS_PAGE:
+      lw->start = lw->start - lw->rows;
+      if( lw->start<0 )
+	lw->start = 0;
+      return 1;
+    default:
+      break;
+    }
 
-  retval = list_window_cmd(lw, help_text_rows, cmd);
-  if( !retval )
-    return screen_find(screen, c, 
-		       lw,  help_text_rows,
-		       cmd, list_callback);
+  lw->selected = lw->start+lw->rows;
+  if( screen_find(screen, c, 
+		  lw,  help_text_rows,
+		  cmd, list_callback) )
+    {
+      /* center the row */
+      lw->start = lw->selected-(lw->rows/2);
+      if( lw->start+lw->rows > help_text_rows )
+	lw->start = help_text_rows-lw->rows;
+      if( lw->start<0 )
+	lw->start=0;
+      return 1;
+    }
 
-  return retval;
+  return 0;
 }
 
 static list_window_t *