From 8d4d5f67ea9134e9a108eb18e1533c6b84c0ff84 Mon Sep 17 00:00:00 2001
From: Jonathan Gordon <rockbox@jdgordon.info>
Date: Sun, 5 Aug 2007 10:25:00 +0000
Subject: Address FS#6310 - shows an "infinite" slider when
 deleting/copying/moving files. maybe add this to other parts of the code so
 it doesnt look like the ui has stalled

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14189 a1c6a512-1295-4272-9138-f99709370657
---
 apps/gui/scrollbar.c | 20 ++++++++++++++++++++
 apps/gui/scrollbar.h |  1 +
 apps/onplay.c        | 23 ++++++++++++++++++++++-
 3 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/apps/gui/scrollbar.c b/apps/gui/scrollbar.c
index b9038d902b..e2e70fd9fb 100644
--- a/apps/gui/scrollbar.c
+++ b/apps/gui/scrollbar.c
@@ -241,4 +241,24 @@ void gui_bitmap_scrollbar_draw(struct screen * screen, struct bitmap bm, int x,
 #endif
     }
 }
+
+void show_busy_slider(struct screen *s, int x, int y, int width, int height)
+{
+    static int start = 0, dir = 1;
+    gui_scrollbar_draw(s, x, y, width, height, 100,
+                           start, start+20, HORIZONTAL);
+#if NB_SCREENS > 1
+    if (s->screen_type == SCREEN_MAIN)
+    {
+#endif
+        start += (dir*2);
+        if (start > 79)
+            dir = -1;
+        else if (start < 1)
+            dir = 1;
+#if NB_SCREENS > 1
+    }
+#endif
+}
+
 #endif /* HAVE_LCD_BITMAP */
diff --git a/apps/gui/scrollbar.h b/apps/gui/scrollbar.h
index 40279a1a9d..9e60730de0 100644
--- a/apps/gui/scrollbar.h
+++ b/apps/gui/scrollbar.h
@@ -55,5 +55,6 @@ extern void gui_bitmap_scrollbar_draw(struct screen * screen, struct bitmap bm,
                             int width, int height, int items,
                             int min_shown, int max_shown,
                             unsigned flags);
+extern void show_busy_slider(struct screen *s, int x, int y, int width, int height);
 #endif /* HAVE_LCD_BITMAP */
 #endif /* _GUI_SCROLLBAR_H_ */
diff --git a/apps/onplay.c b/apps/onplay.c
index ea73dbbada..f09913e312 100644
--- a/apps/onplay.c
+++ b/apps/onplay.c
@@ -487,8 +487,13 @@ static int remove_dir(char* dirname, int len)
         }
         else
         {   /* remove a file */
+#ifdef HAVE_LCD_BITMAP
             FOR_NB_SCREENS(i)
-                screens[i].puts_scroll(0,2,entry->d_name);
+            {
+                show_busy_slider(&screens[i], 2, 3*screens[i].char_height,
+                                 LCD_WIDTH-4, screens[i].char_height);
+            }
+#endif
             result = remove(dirname);
         }
 #ifdef HAVE_LCD_BITMAP
@@ -661,6 +666,21 @@ static bool clipboard_copy(void)
     return clipboard_clip(true);
 }
 
+#ifdef HAVE_LCD_BITMAP
+static inline void draw_slider(void)
+{
+    int i;
+    FOR_NB_SCREENS(i)
+    {
+        show_busy_slider(&screens[i], 2, LCD_HEIGHT/4,
+                         LCD_WIDTH-4, screens[i].char_height);
+        screens[i].update();
+    }
+}
+#else
+#define draw_slider()
+#endif
+
 /* Paste a file to a new directory. Will overwrite always. */
 static bool clipboard_pastefile(const char *src, const char *target, bool copy)
 {
@@ -721,6 +741,7 @@ static bool clipboard_pastefile(const char *src, const char *target, bool copy)
                         }
 
                         bytesread -= byteswritten;
+                        draw_slider();
                     }
                 }
 
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