Accept FS#8341 - rename BUTTON_SCROLL_UP/DOWN to FWD/BACK on the e200 to make it consistant with the ipods. apart from removing a bit of confusion, it fixes the wheel in pictureflow and possibly elsewhere.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16045 a1c6a512-1295-4272-9138-f99709370657

35 files changed, 131 insertions, 113 deletions

diff --git a/apps/keymaps/keymap-e200.c b/apps/keymaps/keymap-e200.c
index 331f26ee2b..748b56d23d 100644
--- a/apps/keymaps/keymap-e200.c
+++ b/apps/keymaps/keymap-e200.c
@@ -31,10 +31,10 @@
  * Insert LAST_ITEM_IN_LIST at the end of each mapping 
  */
 static const struct button_mapping button_context_standard[]  = {
-    { ACTION_STD_PREV,        BUTTON_SCROLL_UP,                 BUTTON_NONE },
-    { ACTION_STD_PREVREPEAT,  BUTTON_SCROLL_UP|BUTTON_REPEAT,   BUTTON_NONE },
-    { ACTION_STD_NEXT,        BUTTON_SCROLL_DOWN,               BUTTON_NONE },
-    { ACTION_STD_NEXTREPEAT,  BUTTON_SCROLL_DOWN|BUTTON_REPEAT, BUTTON_NONE },
+    { ACTION_STD_PREV,        BUTTON_SCROLL_BACK,                 BUTTON_NONE },
+    { ACTION_STD_PREVREPEAT,  BUTTON_SCROLL_BACK|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_STD_NEXT,        BUTTON_SCROLL_FWD,               BUTTON_NONE },
+    { ACTION_STD_NEXTREPEAT,  BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
 
     { ACTION_STD_MENU,        BUTTON_DOWN|BUTTON_REL,          BUTTON_DOWN },
     { ACTION_STD_REC,         BUTTON_REC|BUTTON_REPEAT,            BUTTON_NONE },
@@ -67,10 +67,10 @@ static const struct button_mapping button_context_wps[]  = {
     { ACTION_WPS_ABSETA_PREVDIR,    BUTTON_POWER|BUTTON_LEFT,    BUTTON_POWER },
     { ACTION_WPS_ABRESET,           BUTTON_POWER|BUTTON_UP,      BUTTON_POWER },
     
-    { ACTION_WPS_VOLUP,     BUTTON_SCROLL_DOWN,                BUTTON_NONE },
-    { ACTION_WPS_VOLUP,     BUTTON_SCROLL_DOWN|BUTTON_REPEAT,  BUTTON_NONE },
-    { ACTION_WPS_VOLDOWN,   BUTTON_SCROLL_UP,                  BUTTON_NONE },
-    { ACTION_WPS_VOLDOWN,   BUTTON_SCROLL_UP|BUTTON_REPEAT,    BUTTON_NONE },
+    { ACTION_WPS_VOLUP,     BUTTON_SCROLL_FWD,                BUTTON_NONE },
+    { ACTION_WPS_VOLUP,     BUTTON_SCROLL_FWD|BUTTON_REPEAT,  BUTTON_NONE },
+    { ACTION_WPS_VOLDOWN,   BUTTON_SCROLL_BACK,                  BUTTON_NONE },
+    { ACTION_WPS_VOLDOWN,   BUTTON_SCROLL_BACK|BUTTON_REPEAT,    BUTTON_NONE },
     
     { ACTION_WPS_BROWSE,        BUTTON_SELECT|BUTTON_REL,  BUTTON_SELECT },
 
@@ -88,10 +88,10 @@ static const struct button_mapping button_context_wps[]  = {
 
 static const struct button_mapping button_context_settings[] = {
     { ACTION_STD_CANCEL,        BUTTON_POWER,                     BUTTON_NONE },
-    { ACTION_SETTINGS_INC,      BUTTON_SCROLL_DOWN,               BUTTON_NONE },
-    { ACTION_SETTINGS_INCREPEAT,BUTTON_SCROLL_DOWN|BUTTON_REPEAT, BUTTON_NONE },
-    { ACTION_SETTINGS_DEC,      BUTTON_SCROLL_UP,                 BUTTON_NONE },
-    { ACTION_SETTINGS_DECREPEAT,BUTTON_SCROLL_UP|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_SETTINGS_INC,      BUTTON_SCROLL_FWD,               BUTTON_NONE },
+    { ACTION_SETTINGS_INCREPEAT,BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
+    { ACTION_SETTINGS_DEC,      BUTTON_SCROLL_BACK,                 BUTTON_NONE },
+    { ACTION_SETTINGS_DECREPEAT,BUTTON_SCROLL_BACK|BUTTON_REPEAT,   BUTTON_NONE },
    
     { ACTION_STD_PREV,          BUTTON_LEFT,                      BUTTON_NONE },
     { ACTION_STD_PREVREPEAT,    BUTTON_LEFT|BUTTON_REPEAT,        BUTTON_NONE },
@@ -103,8 +103,8 @@ static const struct button_mapping button_context_settings[] = {
 }; /* button_context_settings */
 
 static const struct button_mapping button_context_list[]  = {
-    { ACTION_LISTTREE_PGUP,   BUTTON_REC|BUTTON_SCROLL_UP,   BUTTON_REC },
-    { ACTION_LISTTREE_PGDOWN, BUTTON_REC|BUTTON_SCROLL_DOWN, BUTTON_REC },
+    { ACTION_LISTTREE_PGUP,   BUTTON_REC|BUTTON_SCROLL_BACK,   BUTTON_REC },
+    { ACTION_LISTTREE_PGDOWN, BUTTON_REC|BUTTON_SCROLL_FWD, BUTTON_REC },
 
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
 }; /* button_context_list */
@@ -162,10 +162,10 @@ static const struct button_mapping button_context_quickscreen[]  = {
 }; /* button_context_quickscreen */
 
 static const struct button_mapping button_context_settings_right_is_inc[]  = {
-    { ACTION_SETTINGS_INC,       BUTTON_SCROLL_DOWN,               BUTTON_NONE },
-    { ACTION_SETTINGS_INCREPEAT, BUTTON_SCROLL_DOWN|BUTTON_REPEAT, BUTTON_NONE },
-    { ACTION_SETTINGS_DEC,       BUTTON_SCROLL_UP,                 BUTTON_NONE },
-    { ACTION_SETTINGS_DECREPEAT, BUTTON_SCROLL_UP|BUTTON_REPEAT,BUTTON_NONE },
+    { ACTION_SETTINGS_INC,       BUTTON_SCROLL_FWD,               BUTTON_NONE },
+    { ACTION_SETTINGS_INCREPEAT, BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
+    { ACTION_SETTINGS_DEC,       BUTTON_SCROLL_BACK,                 BUTTON_NONE },
+    { ACTION_SETTINGS_DECREPEAT, BUTTON_SCROLL_BACK|BUTTON_REPEAT,BUTTON_NONE },
 
     { ACTION_STD_PREV,           BUTTON_UP|BUTTON_REL,            BUTTON_NONE },
     { ACTION_STD_PREVREPEAT,     BUTTON_UP|BUTTON_REPEAT,         BUTTON_NONE },
@@ -190,10 +190,10 @@ static const struct button_mapping button_context_settings_time[] = {
 }; /* button_context_settings_time */
 
 static const struct button_mapping button_context_pitchscreen[]  = {
-    { ACTION_PS_INC_SMALL,      BUTTON_SCROLL_DOWN,                 BUTTON_NONE },
-    { ACTION_PS_INC_BIG,        BUTTON_SCROLL_DOWN|BUTTON_REPEAT,   BUTTON_NONE },
-    { ACTION_PS_DEC_SMALL,      BUTTON_SCROLL_UP,               BUTTON_NONE },
-    { ACTION_PS_DEC_BIG,        BUTTON_SCROLL_UP|BUTTON_REPEAT, BUTTON_NONE },
+    { ACTION_PS_INC_SMALL,      BUTTON_SCROLL_FWD,                 BUTTON_NONE },
+    { ACTION_PS_INC_BIG,        BUTTON_SCROLL_FWD|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_PS_DEC_SMALL,      BUTTON_SCROLL_BACK,               BUTTON_NONE },
+    { ACTION_PS_DEC_BIG,        BUTTON_SCROLL_BACK|BUTTON_REPEAT, BUTTON_NONE },
     { ACTION_PS_NUDGE_LEFT,     BUTTON_LEFT,               BUTTON_NONE },
     { ACTION_PS_NUDGE_LEFTOFF,  BUTTON_LEFT|BUTTON_REL,    BUTTON_NONE },
     { ACTION_PS_NUDGE_RIGHT,    BUTTON_RIGHT,              BUTTON_NONE },
@@ -215,10 +215,10 @@ static const struct button_mapping button_context_recscreen[]  = {
     { ACTION_SETTINGS_INCREPEAT, BUTTON_RIGHT|BUTTON_REPEAT,       BUTTON_NONE  },
     { ACTION_SETTINGS_DEC,      BUTTON_LEFT,                      BUTTON_NONE  },
     { ACTION_SETTINGS_DECREPEAT, BUTTON_LEFT|BUTTON_REPEAT,        BUTTON_NONE  },
-    { ACTION_STD_PREV,          BUTTON_SCROLL_UP,                 BUTTON_NONE  },
-    { ACTION_STD_PREV,          BUTTON_SCROLL_UP|BUTTON_REPEAT,   BUTTON_NONE  },
-    { ACTION_STD_NEXT,          BUTTON_SCROLL_DOWN,               BUTTON_NONE  },
-    { ACTION_STD_NEXT,          BUTTON_SCROLL_DOWN|BUTTON_REPEAT, BUTTON_NONE  },
+    { ACTION_STD_PREV,          BUTTON_SCROLL_BACK,                 BUTTON_NONE  },
+    { ACTION_STD_PREV,          BUTTON_SCROLL_BACK|BUTTON_REPEAT,   BUTTON_NONE  },
+    { ACTION_STD_NEXT,          BUTTON_SCROLL_FWD,               BUTTON_NONE  },
+    { ACTION_STD_NEXT,          BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE  },
 
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
 }; /* button_context_recscreen */
@@ -245,10 +245,10 @@ static const struct button_mapping button_context_keyboard[]  = {
     { ACTION_KBD_CURSOR_RIGHT, BUTTON_REC|BUTTON_RIGHT,               BUTTON_NONE },
     { ACTION_KBD_CURSOR_RIGHT, BUTTON_REC|BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE },
     
-    { ACTION_KBD_UP,           BUTTON_SCROLL_UP,                 BUTTON_NONE },
-    { ACTION_KBD_UP,           BUTTON_SCROLL_UP|BUTTON_REPEAT,   BUTTON_NONE },
-    { ACTION_KBD_DOWN,         BUTTON_SCROLL_DOWN,               BUTTON_NONE },
-    { ACTION_KBD_DOWN,         BUTTON_SCROLL_DOWN|BUTTON_REPEAT, BUTTON_NONE },
+    { ACTION_KBD_UP,           BUTTON_SCROLL_BACK,                 BUTTON_NONE },
+    { ACTION_KBD_UP,           BUTTON_SCROLL_BACK|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_KBD_DOWN,         BUTTON_SCROLL_FWD,               BUTTON_NONE },
+    { ACTION_KBD_DOWN,         BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE },
     { ACTION_KBD_PAGE_FLIP,    BUTTON_REC|BUTTON_SELECT,         BUTTON_REC },
     { ACTION_KBD_BACKSPACE,    BUTTON_DOWN,                      BUTTON_NONE },
     { ACTION_KBD_BACKSPACE,    BUTTON_DOWN|BUTTON_REPEAT,        BUTTON_NONE },
diff --git a/apps/plugins/blackjack.c b/apps/plugins/blackjack.c
index 421326e9c0..c2d4ea0f09 100644
--- a/apps/plugins/blackjack.c
+++ b/apps/plugins/blackjack.c
@@ -168,8 +168,8 @@ PLUGIN_HEADER
 #define BJACK_DOUBLEDOWN BUTTON_LEFT
 #define BJACK_SCORES     BUTTON_UP
 #define BJACK_RESUME     BUTTON_REC
-#define BJACK_UP         BUTTON_SCROLL_UP
-#define BJACK_DOWN       BUTTON_SCROLL_DOWN
+#define BJACK_UP         BUTTON_SCROLL_FWD
+#define BJACK_DOWN       BUTTON_SCROLL_BACK
 #define BJACK_RIGHT      BUTTON_RIGHT
 #define BJACK_LEFT       BUTTON_LEFT
 
diff --git a/apps/plugins/bounce.c b/apps/plugins/bounce.c
index 9373050292..67375021b5 100644
--- a/apps/plugins/bounce.c
+++ b/apps/plugins/bounce.c
@@ -77,8 +77,8 @@ PLUGIN_HEADER
 #define BOUNCE_MODE BUTTON_A
 
 #elif CONFIG_KEYPAD == SANSA_E200_PAD
-#define BOUNCE_UP   BUTTON_SCROLL_UP
-#define BOUNCE_DOWN BUTTON_SCROLL_DOWN
+#define BOUNCE_UP   BUTTON_SCROLL_BACK
+#define BOUNCE_DOWN BUTTON_SCROLL_FWD
 #define BOUNCE_QUIT BUTTON_POWER
 #define BOUNCE_MODE BUTTON_SELECT
 
diff --git a/apps/plugins/brickmania.c b/apps/plugins/brickmania.c
index 8a4e07c9d7..52102eb037 100644
--- a/apps/plugins/brickmania.c
+++ b/apps/plugins/brickmania.c
@@ -107,11 +107,11 @@ PLUGIN_HEADER
 #define LEFT   BUTTON_LEFT
 #define RIGHT  BUTTON_RIGHT
 #define SELECT BUTTON_SELECT
-#define UP     BUTTON_SCROLL_UP
-#define DOWN   BUTTON_SCROLL_DOWN
+#define UP     BUTTON_SCROLL_BACK
+#define DOWN   BUTTON_SCROLL_FWD
 
-#define SCROLL_FWD(x) ((x) & BUTTON_SCROLL_DOWN)
-#define SCROLL_BACK(x) ((x) & BUTTON_SCROLL_UP)
+#define SCROLL_FWD(x) ((x) & BUTTON_SCROLL_FWD)
+#define SCROLL_BACK(x) ((x) & BUTTON_SCROLL_BACK)
 
 
 #elif CONFIG_KEYPAD == SANSA_C200_PAD
diff --git a/apps/plugins/chessbox/chessbox.c b/apps/plugins/chessbox/chessbox.c
index cc31fe067f..f38f761109 100644
--- a/apps/plugins/chessbox/chessbox.c
+++ b/apps/plugins/chessbox/chessbox.c
@@ -191,8 +191,8 @@ PLUGIN_HEADER
 #define CB_LEVEL   BUTTON_REC
 #define CB_MENU    BUTTON_POWER
 
-#define CB_SCROLL_UP     (BUTTON_SCROLL_UP|BUTTON_REPEAT)
-#define CB_SCROLL_DOWN   (BUTTON_SCROLL_DOWN|BUTTON_REPEAT)
+#define CB_SCROLL_UP     (BUTTON_SCROLL_BACK|BUTTON_REPEAT)
+#define CB_SCROLL_DOWN   (BUTTON_SCROLL_FWD|BUTTON_REPEAT)
 #define CB_SCROLL_LEFT   (BUTTON_LEFT|BUTTON_REPEAT)
 #define CB_SCROLL_RIGHT  (BUTTON_RIGHT|BUTTON_REPEAT)
 
diff --git a/apps/plugins/chessbox/chessbox_pgn.c b/apps/plugins/chessbox/chessbox_pgn.c
index 9b09411170..14d93b059f 100644
--- a/apps/plugins/chessbox/chessbox_pgn.c
+++ b/apps/plugins/chessbox/chessbox_pgn.c
@@ -163,8 +163,8 @@
 #define CB_RESTART (BUTTON_REW | BUTTON_PLAY)
 #define CB_MENU    BUTTON_POWER
 
-#define CB_SCROLL_UP     (BUTTON_SCROLL_UP|BUTTON_REPEAT)
-#define CB_SCROLL_DOWN   (BUTTON_SCROLL_DOWN|BUTTON_REPEAT)
+#define CB_SCROLL_UP     (BUTTON_SCROLL_BACK|BUTTON_REPEAT)
+#define CB_SCROLL_DOWN   (BUTTON_SCROLL_FWD|BUTTON_REPEAT)
 #define CB_SCROLL_LEFT   (BUTTON_LEFT|BUTTON_REPEAT)
 #define CB_SCROLL_RIGHT  (BUTTON_RIGHT|BUTTON_REPEAT)
 
diff --git a/apps/plugins/chip8.c b/apps/plugins/chip8.c
index ae6e3bfd29..4fd28d357a 100644
--- a/apps/plugins/chip8.c
+++ b/apps/plugins/chip8.c
@@ -1022,11 +1022,11 @@ STATIC void chip8 (void)
 
 #elif CONFIG_KEYPAD == SANSA_E200_PAD
 #define CHIP8_OFF  BUTTON_POWER
-#define CHIP8_KEY2 BUTTON_SCROLL_UP
+#define CHIP8_KEY2 BUTTON_SCROLL_BACK
 #define CHIP8_KEY4 BUTTON_LEFT
 #define CHIP8_KEY5 BUTTON_SELECT
 #define CHIP8_KEY6 BUTTON_RIGHT
-#define CHIP8_KEY8 BUTTON_SCROLL_DOWN
+#define CHIP8_KEY8 BUTTON_SCROLL_FWD
 
 #elif CONFIG_KEYPAD == SANSA_C200_PAD
 #define CHIP8_OFF  BUTTON_POWER
diff --git a/apps/plugins/cube.c b/apps/plugins/cube.c
index 5eea42f634..73d0630adc 100644
--- a/apps/plugins/cube.c
+++ b/apps/plugins/cube.c
@@ -153,8 +153,8 @@ PLUGIN_HEADER
 #define CUBE_QUIT          BUTTON_POWER
 #define CUBE_X_INC         BUTTON_LEFT
 #define CUBE_X_DEC         BUTTON_RIGHT
-#define CUBE_Y_INC         BUTTON_SCROLL_UP
-#define CUBE_Y_DEC         BUTTON_SCROLL_DOWN
+#define CUBE_Y_INC         BUTTON_SCROLL_FWD
+#define CUBE_Y_DEC         BUTTON_SCROLL_BACK
 #define CUBE_Z_INC         BUTTON_UP
 #define CUBE_Z_DEC         BUTTON_DOWN
 #define CUBE_MODE_PRE      BUTTON_SELECT
diff --git a/apps/plugins/doom/i_video.c b/apps/plugins/doom/i_video.c
index fa5f065bbf..cc5036c59d 100644
--- a/apps/plugins/doom/i_video.c
+++ b/apps/plugins/doom/i_video.c
@@ -181,8 +181,8 @@ void I_ShutdownGraphics(void)
 #define DOOMBUTTON_WEAPON  BUTTON_FF
 #elif CONFIG_KEYPAD == SANSA_E200_PAD
 #define DOOMBUTTON_SCROLLWHEEL
-#define DOOMBUTTON_SCROLLWHEEL_CC   BUTTON_SCROLL_UP
-#define DOOMBUTTON_SCROLLWHEEL_CW   BUTTON_SCROLL_DOWN
+#define DOOMBUTTON_SCROLLWHEEL_CC   BUTTON_SCROLL_BACK
+#define DOOMBUTTON_SCROLLWHEEL_CW   BUTTON_SCROLL_FWD
 #define DOOMBUTTON_UP      BUTTON_UP
 #define DOOMBUTTON_DOWN    BUTTON_DOWN
 #define DOOMBUTTON_LEFT    BUTTON_LEFT
diff --git a/apps/plugins/fire.c b/apps/plugins/fire.c
index 2d7a66ea16..6eb66eb4df 100644
--- a/apps/plugins/fire.c
+++ b/apps/plugins/fire.c
@@ -117,8 +117,8 @@ static unsigned char draw_buffer[FIRE_WIDTH];
 #define FIRE_QUIT BUTTON_POWER
 #define FIRE_SWITCH_FLAMES_TYPE BUTTON_LEFT
 #define FIRE_SWITCH_FLAMES_MOVING BUTTON_RIGHT
-#define FIRE_INCREASE_MULT BUTTON_SCROLL_UP
-#define FIRE_DECREASE_MULT BUTTON_SCROLL_DOWN
+#define FIRE_INCREASE_MULT BUTTON_SCROLL_FWD
+#define FIRE_DECREASE_MULT BUTTON_SCROLL_BACK
 
 #elif (CONFIG_KEYPAD == IRIVER_IFP7XX_PAD)
 #define FIRE_QUIT BUTTON_PLAY
diff --git a/apps/plugins/jpeg.c b/apps/plugins/jpeg.c
index adb76cdd3c..d14b03637b 100644
--- a/apps/plugins/jpeg.c
+++ b/apps/plugins/jpeg.c
@@ -136,10 +136,10 @@ PLUGIN_HEADER
 #define JPEG_RIGHT              BUTTON_RIGHT
 #define JPEG_MENU               BUTTON_POWER
 #define JPEG_SLIDE_SHOW         BUTTON_REC
-#define JPEG_NEXT               BUTTON_SCROLL_DOWN
-#define JPEG_NEXT_REPEAT        (BUTTON_SCROLL_DOWN|BUTTON_REPEAT)
-#define JPEG_PREVIOUS           BUTTON_SCROLL_UP
-#define JPEG_PREVIOUS_REPEAT    (BUTTON_SCROLL_UP|BUTTON_REPEAT)
+#define JPEG_NEXT               BUTTON_SCROLL_FWD
+#define JPEG_NEXT_REPEAT        (BUTTON_SCROLL_FWD|BUTTON_REPEAT)
+#define JPEG_PREVIOUS           BUTTON_SCROLL_BACK
+#define JPEG_PREVIOUS_REPEAT    (BUTTON_SCROLL_BACK|BUTTON_REPEAT)
 
 #elif CONFIG_KEYPAD == SANSA_C200_PAD
 #define JPEG_ZOOM_PRE           BUTTON_SELECT
diff --git a/apps/plugins/lib/pluginlib_actions.c b/apps/plugins/lib/pluginlib_actions.c
index 1063c245a4..baf7440397 100644
--- a/apps/plugins/lib/pluginlib_actions.c
+++ b/apps/plugins/lib/pluginlib_actions.c
@@ -83,13 +83,14 @@ const struct button_mapping generic_directions[] =
     { PLA_RIGHT_REPEAT,      BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE},
 #elif (CONFIG_KEYPAD == IPOD_1G2G_PAD) \
    || (CONFIG_KEYPAD == IPOD_3G_PAD) \
+   || (CONFIG_KEYPAD == SANSA_E200_PAD) \
    || (CONFIG_KEYPAD == IPOD_4G_PAD)
-    { PLA_UP,                BUTTON_SCROLL_FWD,      BUTTON_NONE},
-    { PLA_DOWN,              BUTTON_SCROLL_BACK,     BUTTON_NONE},
+    { PLA_UP,                BUTTON_SCROLL_BACK,      BUTTON_NONE},
+    { PLA_DOWN,              BUTTON_SCROLL_FWD,     BUTTON_NONE},
     { PLA_LEFT,              BUTTON_LEFT,            BUTTON_NONE},
     { PLA_RIGHT,             BUTTON_RIGHT,           BUTTON_NONE},
-    { PLA_UP_REPEAT,         BUTTON_SCROLL_FWD|BUTTON_REPEAT,  BUTTON_NONE},
-    { PLA_DOWN_REPEAT,       BUTTON_SCROLL_BACK|BUTTON_REPEAT, BUTTON_NONE},
+    { PLA_UP_REPEAT,         BUTTON_SCROLL_BACK|BUTTON_REPEAT,  BUTTON_NONE},
+    { PLA_DOWN_REPEAT,       BUTTON_SCROLL_FWD|BUTTON_REPEAT, BUTTON_NONE},
     { PLA_LEFT_REPEAT,       BUTTON_LEFT|BUTTON_REPEAT,        BUTTON_NONE},
     { PLA_RIGHT_REPEAT,      BUTTON_RIGHT|BUTTON_REPEAT,       BUTTON_NONE},
 #elif CONFIG_KEYPAD == ONDIO_PAD
@@ -110,8 +111,7 @@ const struct button_mapping generic_directions[] =
     {PLA_DOWN_REPEAT,       BUTTON_PLAY|BUTTON_REPEAT,  BUTTON_NONE},
     {PLA_LEFT_REPEAT,       BUTTON_LEFT|BUTTON_REPEAT,  BUTTON_NONE},
     {PLA_RIGHT_REPEAT,      BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_NONE},
-#elif (CONFIG_KEYPAD == SANSA_E200_PAD) \
-   || (CONFIG_KEYPAD == IRIVER_H10_PAD)
+#elif (CONFIG_KEYPAD == IRIVER_H10_PAD)
     { PLA_UP,                BUTTON_SCROLL_UP,           BUTTON_NONE},
     { PLA_DOWN,              BUTTON_SCROLL_DOWN,         BUTTON_NONE},
     { PLA_LEFT,              BUTTON_LEFT,                BUTTON_NONE},
diff --git a/apps/plugins/mandelbrot.c b/apps/plugins/mandelbrot.c
index df1c2030e5..76c5030874 100644
--- a/apps/plugins/mandelbrot.c
+++ b/apps/plugins/mandelbrot.c
@@ -130,8 +130,8 @@ PLUGIN_HEADER
 #define MANDELBROT_DOWN BUTTON_DOWN
 #define MANDELBROT_LEFT BUTTON_LEFT
 #define MANDELBROT_RIGHT BUTTON_RIGHT
-#define MANDELBROT_ZOOM_IN BUTTON_SCROLL_DOWN
-#define MANDELBROT_ZOOM_OUT BUTTON_SCROLL_UP
+#define MANDELBROT_ZOOM_IN BUTTON_SCROLL_FWD
+#define MANDELBROT_ZOOM_OUT BUTTON_SCROLL_BACK
 #define MANDELBROT_MAXITER_INC (BUTTON_SELECT | BUTTON_RIGHT)
 #define MANDELBROT_MAXITER_DEC (BUTTON_SELECT | BUTTON_LEFT)
 #define MANDELBROT_RESET BUTTON_REC
diff --git a/apps/plugins/matrix.c b/apps/plugins/matrix.c
index 08341c2e05..f936318897 100644
--- a/apps/plugins/matrix.c
+++ b/apps/plugins/matrix.c
@@ -77,8 +77,8 @@ extern const fb_data matrix_normal[];
 #define MATRIX_PAUSE BUTTON_SELECT
 #elif CONFIG_KEYPAD == SANSA_E200_PAD
 #define MATRIX_EXIT BUTTON_POWER
-#define MATRIX_SLEEP_MORE BUTTON_SCROLL_UP|BUTTON_REPEAT
-#define MATRIX_SLEEP_LESS BUTTON_SCROLL_DOWN|BUTTON_REPEAT
+#define MATRIX_SLEEP_MORE BUTTON_SCROLL_BACK|BUTTON_REPEAT
+#define MATRIX_SLEEP_LESS BUTTON_SCROLL_FWD|BUTTON_REPEAT
 #define MATRIX_PAUSE BUTTON_SELECT
 #elif CONFIG_KEYPAD == SANSA_C200_PAD
 #define MATRIX_EXIT BUTTON_POWER
diff --git a/apps/plugins/metronome.c b/apps/plugins/metronome.c
index 6359329179..bd99ce2ce3 100644
--- a/apps/plugins/metronome.c
+++ b/apps/plugins/metronome.c
@@ -20,12 +20,21 @@
 #include "metronome.h"
 
 PLUGIN_HEADER
-
 #define METRONOME_QUIT          PLA_QUIT
+
+/* for volume changes, PLA with scrollwheel isn't proper */
+
+#ifdef HAVE_SCROLLWHEEL
+#define METRONOME_VOL_UP        PLA_DOWN
+#define METRONOME_VOL_DOWN      PLA_UP
+#define METRONOME_VOL_UP_REP    PLA_DOWN_REPEAT
+#define METRONOME_VOL_DOWN_REP  PLA_UP_REPEAT
+#else
 #define METRONOME_VOL_UP        PLA_UP
 #define METRONOME_VOL_DOWN      PLA_DOWN
 #define METRONOME_VOL_UP_REP    PLA_UP_REPEAT
 #define METRONOME_VOL_DOWN_REP  PLA_DOWN_REPEAT
+#endif
 #define METRONOME_LEFT          PLA_LEFT
 #define METRONOME_RIGHT         PLA_RIGHT
 #define METRONOME_LEFT_REP      PLA_LEFT_REPEAT
diff --git a/apps/plugins/midi/midiplay.c b/apps/plugins/midi/midiplay.c
index 1b0e755c6c..07ecb56934 100644
--- a/apps/plugins/midi/midiplay.c
+++ b/apps/plugins/midi/midiplay.c
@@ -72,8 +72,16 @@ PLUGIN_IRAM_DECLARE
 #define BTN_PLAY         BUTTON_A
 
 
-#elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
-(CONFIG_KEYPAD == SANSA_C200_PAD)
+#elif (CONFIG_KEYPAD == SANSA_E200_PAD)
+#define BTN_QUIT         BUTTON_POWER
+#define BTN_RIGHT        BUTTON_RIGHT
+#define BTN_LEFT         BUTTON_LEFT
+#define BTN_UP           BUTTON_SCROLL_FWD
+#define BTN_DOWN         BUTTON_SCROLL_BACK
+#define BTN_PLAY         BUTTON_UP
+
+
+#elif (CONFIG_KEYPAD == SANSA_C200_PAD)
 #define BTN_QUIT         BUTTON_POWER
 #define BTN_RIGHT        BUTTON_RIGHT
 #define BTN_LEFT         BUTTON_LEFT
diff --git a/apps/plugins/minesweeper.c b/apps/plugins/minesweeper.c
index 062ba58368..0fa0bbcde4 100644
--- a/apps/plugins/minesweeper.c
+++ b/apps/plugins/minesweeper.c
@@ -108,8 +108,8 @@ enum minesweeper_status {
 #   define MINESWP_UP       BUTTON_UP
 #   define MINESWP_DOWN     BUTTON_DOWN
 #   define MINESWP_QUIT     BUTTON_POWER
-#   define MINESWP_NEXT     BUTTON_SCROLL_DOWN
-#   define MINESWP_PREV     BUTTON_SCROLL_UP
+#   define MINESWP_NEXT     BUTTON_SCROLL_FWD
+#   define MINESWP_PREV     BUTTON_SCROLL_BACK
 #   define MINESWP_TOGGLE   BUTTON_REC
 #   define MINESWP_DISCOVER BUTTON_SELECT
 #   define MINESWP_INFO     (BUTTON_REC|BUTTON_REPEAT)
diff --git a/apps/plugins/mpegplayer/mpeg_settings.c b/apps/plugins/mpegplayer/mpeg_settings.c
index 720101706c..dee374d957 100644
--- a/apps/plugins/mpegplayer/mpeg_settings.c
+++ b/apps/plugins/mpegplayer/mpeg_settings.c
@@ -61,8 +61,8 @@ struct mpeg_settings settings;
 
 #elif (CONFIG_KEYPAD == SANSA_E200_PAD)
 #define MPEG_SELECT      BUTTON_SELECT
-#define MPEG_SCROLL_UP   BUTTON_SCROLL_UP
-#define MPEG_SCROLL_DOWN BUTTON_SCROLL_DOWN
+#define MPEG_SCROLL_UP   BUTTON_SCROLL_BACK
+#define MPEG_SCROLL_DOWN BUTTON_SCROLL_FWD
 #define MPEG_LEFT        BUTTON_LEFT
 #define MPEG_RIGHT       BUTTON_RIGHT
 #define MPEG_UP          BUTTON_UP
diff --git a/apps/plugins/mpegplayer/mpegplayer.c b/apps/plugins/mpegplayer/mpegplayer.c
index a41d3b498a..2ecc2b45a2 100644
--- a/apps/plugins/mpegplayer/mpegplayer.c
+++ b/apps/plugins/mpegplayer/mpegplayer.c
@@ -163,8 +163,8 @@ PLUGIN_IRAM_DECLARE
 #define MPEG_MENU       BUTTON_SELECT
 #define MPEG_STOP       BUTTON_POWER
 #define MPEG_PAUSE      BUTTON_UP
-#define MPEG_VOLDOWN    BUTTON_SCROLL_UP
-#define MPEG_VOLUP      BUTTON_SCROLL_DOWN
+#define MPEG_VOLDOWN    BUTTON_SCROLL_BACK
+#define MPEG_VOLUP      BUTTON_SCROLL_FWD
 #define MPEG_RW         BUTTON_LEFT
 #define MPEG_FF         BUTTON_RIGHT
 
diff --git a/apps/plugins/oscilloscope.c b/apps/plugins/oscilloscope.c
index ee4b089ac1..e96442afd4 100644
--- a/apps/plugins/oscilloscope.c
+++ b/apps/plugins/oscilloscope.c
@@ -106,8 +106,8 @@ PLUGIN_HEADER
 #define OSCILLOSCOPE_PAUSE        BUTTON_REC
 #define OSCILLOSCOPE_SPEED_UP     BUTTON_RIGHT
 #define OSCILLOSCOPE_SPEED_DOWN   BUTTON_LEFT
-#define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_DOWN
-#define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_UP
+#define OSCILLOSCOPE_VOL_UP       BUTTON_SCROLL_FWD
+#define OSCILLOSCOPE_VOL_DOWN     BUTTON_SCROLL_BACK
 
 #elif (CONFIG_KEYPAD == SANSA_C200_PAD)
 #define OSCILLOSCOPE_QUIT         BUTTON_POWER
diff --git a/apps/plugins/pictureflow.c b/apps/plugins/pictureflow.c
index 8f34ca5b8b..6e88138efc 100644
--- a/apps/plugins/pictureflow.c
+++ b/apps/plugins/pictureflow.c
@@ -50,10 +50,10 @@ const struct button_mapping *plugin_contexts[]
 #endif
 
 #ifdef SCROLLWHEEL
-#define PICTUREFLOW_NEXT_ALBUM          PLA_UP
-#define PICTUREFLOW_NEXT_ALBUM_REPEAT   PLA_UP_REPEAT
-#define PICTUREFLOW_PREV_ALBUM          PLA_DOWN
-#define PICTUREFLOW_PREV_ALBUM_REPEAT   PLA_DOWN_REPEAT
+#define PICTUREFLOW_NEXT_ALBUM          PLA_DOWN
+#define PICTUREFLOW_NEXT_ALBUM_REPEAT   PLA_DOWN_REPEAT
+#define PICTUREFLOW_PREV_ALBUM          PLA_UP
+#define PICTUREFLOW_PREV_ALBUM_REPEAT   PLA_UP_REPEAT
 #else
 #define PICTUREFLOW_NEXT_ALBUM          PLA_RIGHT
 #define PICTUREFLOW_NEXT_ALBUM_REPEAT   PLA_RIGHT_REPEAT
diff --git a/apps/plugins/rockblox.c b/apps/plugins/rockblox.c
index 64c9485bd0..ba8a1480b7 100644
--- a/apps/plugins/rockblox.c
+++ b/apps/plugins/rockblox.c
@@ -113,8 +113,8 @@ PLUGIN_HEADER
 #elif CONFIG_KEYPAD == SANSA_E200_PAD
 
 #define ROCKBLOX_OFF           BUTTON_POWER
-#define ROCKBLOX_ROTATE_RIGHT  BUTTON_SCROLL_UP
-#define ROCKBLOX_ROTATE_LEFT   BUTTON_SCROLL_DOWN
+#define ROCKBLOX_ROTATE_RIGHT  BUTTON_SCROLL_BACK
+#define ROCKBLOX_ROTATE_LEFT   BUTTON_SCROLL_FWD
 #define ROCKBLOX_DOWN          BUTTON_DOWN
 #define ROCKBLOX_LEFT          BUTTON_LEFT
 #define ROCKBLOX_RIGHT         BUTTON_RIGHT
diff --git a/apps/plugins/rockboy/rockboy.c b/apps/plugins/rockboy/rockboy.c
index 4ef95b0be9..4ccfdbf872 100644
--- a/apps/plugins/rockboy/rockboy.c
+++ b/apps/plugins/rockboy/rockboy.c
@@ -153,8 +153,8 @@ static void setoptions (void)
 
         options.A=BUTTON_SELECT;
         options.B=BUTTON_REC;
-        options.START=BUTTON_SCROLL_UP;
-        options.SELECT=BUTTON_SCROLL_DOWN;
+        options.START=BUTTON_SCROLL_BACK;
+        options.SELECT=BUTTON_SCROLL_FWD;
         options.MENU=BUTTON_POWER;
         
 #elif CONFIG_KEYPAD == SANSA_C200_PAD
diff --git a/apps/plugins/rockboy/sys_rockbox.c b/apps/plugins/rockboy/sys_rockbox.c
index 313e8ae46b..bcd795cded 100644
--- a/apps/plugins/rockboy/sys_rockbox.c
+++ b/apps/plugins/rockboy/sys_rockbox.c
@@ -26,8 +26,8 @@
 
 #if CONFIG_KEYPAD == SANSA_E200_PAD
 #define ROCKBOY_SCROLLWHEEL
-#define ROCKBOY_SCROLLWHEEL_CC  BUTTON_SCROLL_UP
-#define ROCKBOY_SCROLLWHEEL_CW  BUTTON_SCROLL_DOWN
+#define ROCKBOY_SCROLLWHEEL_CC  BUTTON_SCROLL_BACK
+#define ROCKBOY_SCROLLWHEEL_CW  BUTTON_SCROLL_FWD
 #endif
 
 struct fb fb IBSS_ATTR;
diff --git a/apps/plugins/solitaire.c b/apps/plugins/solitaire.c
index 89b3966dfd..2176e8cb22 100644
--- a/apps/plugins/solitaire.c
+++ b/apps/plugins/solitaire.c
@@ -185,8 +185,8 @@ static struct plugin_api* rb;
 #   define SOL_QUIT          BUTTON_POWER
 #   define SOL_UP            BUTTON_UP
 #   define SOL_DOWN          BUTTON_DOWN
-#   define SOL_LEFT          BUTTON_SCROLL_UP
-#   define SOL_RIGHT         BUTTON_SCROLL_DOWN
+#   define SOL_LEFT          BUTTON_SCROLL_BACK
+#   define SOL_RIGHT         BUTTON_SCROLL_FWD
 #   define SOL_MOVE          BUTTON_SELECT
 #   define SOL_DRAW          BUTTON_REC
 #   define SOL_REM2CUR       BUTTON_LEFT
@@ -1408,7 +1408,7 @@ int solitaire( int skipmenu )
         /* what to do when a key is pressed ... */
         button = rb->button_get( true );
 #if (CONFIG_KEYPAD == SANSA_E200_PAD)
-        if (button&(BUTTON_SCROLL_UP|BUTTON_SCROLL_DOWN))
+        if (button&(BUTTON_SCROLL_BACK|BUTTON_SCROLL_FWD))
             button = button & (~BUTTON_REPEAT);
 #endif
         switch( button )
diff --git a/apps/plugins/spacerocks.c b/apps/plugins/spacerocks.c
index d98041da39..2ea1dc84e5 100644
--- a/apps/plugins/spacerocks.c
+++ b/apps/plugins/spacerocks.c
@@ -128,10 +128,10 @@ static struct plugin_api* rb; /* global api struct pointer */
 #define AST_THRUST_REP (BUTTON_UP | BUTTON_REPEAT)
 #define AST_THRUST BUTTON_UP
 #define AST_HYPERSPACE BUTTON_DOWN
-#define AST_LEFT BUTTON_SCROLL_UP
-#define AST_LEFT_REP (BUTTON_SCROLL_UP | BUTTON_REPEAT)
-#define AST_RIGHT BUTTON_SCROLL_DOWN
-#define AST_RIGHT_REP (BUTTON_SCROLL_DOWN | BUTTON_REPEAT)
+#define AST_LEFT BUTTON_SCROLL_BACK
+#define AST_LEFT_REP (BUTTON_SCROLL_BACK | BUTTON_REPEAT)
+#define AST_RIGHT BUTTON_SCROLL_FWD
+#define AST_RIGHT_REP (BUTTON_SCROLL_FWD | BUTTON_REPEAT)
 #define AST_FIRE BUTTON_SELECT
 #define AST_FIRE_REP (BUTTON_SELECT | BUTTON_REPEAT)
 
diff --git a/apps/plugins/sudoku/sudoku.h b/apps/plugins/sudoku/sudoku.h
index ce8dfa00f4..87c0f692b5 100644
--- a/apps/plugins/sudoku/sudoku.h
+++ b/apps/plugins/sudoku/sudoku.h
@@ -117,8 +117,8 @@
 #define SUDOKU_BUTTON_DOWN BUTTON_DOWN
 #define SUDOKU_BUTTON_LEFT BUTTON_LEFT
 #define SUDOKU_BUTTON_RIGHT BUTTON_RIGHT
-#define SUDOKU_BUTTON_TOGGLEBACK BUTTON_SCROLL_UP
-#define SUDOKU_BUTTON_TOGGLE BUTTON_SCROLL_DOWN
+#define SUDOKU_BUTTON_TOGGLEBACK BUTTON_SCROLL_BACK
+#define SUDOKU_BUTTON_TOGGLE BUTTON_SCROLL_FWD
 #define SUDOKU_BUTTON_MENU BUTTON_SELECT
 #define SUDOKU_BUTTON_POSSIBLE BUTTON_REC
 
diff --git a/apps/plugins/superdom.c b/apps/plugins/superdom.c
index f963d7f828..b5e780460a 100644
--- a/apps/plugins/superdom.c
+++ b/apps/plugins/superdom.c
@@ -113,8 +113,8 @@ char buf[255];
 
 #elif CONFIG_KEYPAD == SANSA_E200_PAD
 #define SUPERDOM_OK BUTTON_SELECT
-#define SUPERDOM_UP BUTTON_SCROLL_UP
-#define SUPERDOM_DOWN BUTTON_SCROLL_DOWN
+#define SUPERDOM_UP BUTTON_SCROLL_BACK
+#define SUPERDOM_DOWN BUTTON_SCROLL_FWD
 #define SUPERDOM_LEFT BUTTON_LEFT
 #define SUPERDOM_RIGHT BUTTON_RIGHT
 #define SUPERDOM_CANCEL BUTTON_POWER
diff --git a/apps/plugins/viewer.c b/apps/plugins/viewer.c
index 540adb4562..b66c24fd90 100644
--- a/apps/plugins/viewer.c
+++ b/apps/plugins/viewer.c
@@ -180,8 +180,8 @@ PLUGIN_HEADER
 #define VIEWER_SCREEN_RIGHT BUTTON_RIGHT
 #define VIEWER_MENU BUTTON_SELECT
 #define VIEWER_AUTOSCROLL BUTTON_REC
-#define VIEWER_LINE_UP BUTTON_SCROLL_UP
-#define VIEWER_LINE_DOWN BUTTON_SCROLL_DOWN
+#define VIEWER_LINE_UP BUTTON_SCROLL_FWD
+#define VIEWER_LINE_DOWN BUTTON_SCROLL_BACK
 
 /* Sansa C200 keys */
 #elif CONFIG_KEYPAD == SANSA_C200_PAD
diff --git a/apps/plugins/vu_meter.c b/apps/plugins/vu_meter.c
index 9175e1d4d3..810c600d29 100644
--- a/apps/plugins/vu_meter.c
+++ b/apps/plugins/vu_meter.c
@@ -91,8 +91,8 @@ PLUGIN_HEADER
 #define VUMETER_MENU BUTTON_SELECT
 #define VUMETER_MENU_EXIT BUTTON_SELECT
 #define VUMETER_MENU_EXIT2 BUTTON_POWER
-#define VUMETER_UP BUTTON_SCROLL_DOWN
-#define VUMETER_DOWN BUTTON_SCROLL_UP
+#define VUMETER_UP BUTTON_SCROLL_FWD
+#define VUMETER_DOWN BUTTON_SCROLL_BACK
 
 #elif (CONFIG_KEYPAD == SANSA_C200_PAD)
 #define VUMETER_QUIT BUTTON_POWER
diff --git a/docs/CREDITS b/docs/CREDITS
index 4ec9f4154e..c62c356dda 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -362,6 +362,7 @@ Melba Sitjar
 Mehmet Ş. Çatalbaş
 Scott Tinman
 Alexander Kuzmenkov
+Thomas Martitz
 
 The libmad team
 The wavpack team
diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c
index c7d532ebde..33b708ea5c 100644
--- a/firmware/drivers/button.c
+++ b/firmware/drivers/button.c
@@ -412,8 +412,8 @@ static int button_flip(int button)
 #if defined(BUTTON_UP) && defined(BUTTON_DOWN)
         | BUTTON_UP | BUTTON_DOWN
 #endif
-#if defined(BUTTON_SCROLL_UP) && defined(BUTTON_SCROLL_DOWN)
-        | BUTTON_SCROLL_UP | BUTTON_SCROLL_DOWN
+#if defined(BUTTON_SCROLL_BACK) && defined(BUTTON_SCROLL_FWD)
+        | BUTTON_SCROLL_BACK | BUTTON_SCROLL_FWD
 #endif
 #if CONFIG_KEYPAD == RECORDER_PAD
         | BUTTON_F1 | BUTTON_F3
@@ -430,11 +430,11 @@ static int button_flip(int button)
     if (button & BUTTON_DOWN)
         newbutton |= BUTTON_UP;
 #endif
-#if defined(BUTTON_SCROLL_UP) && defined(BUTTON_SCROLL_DOWN)
-    if (button & BUTTON_SCROLL_UP)
-        newbutton |= BUTTON_SCROLL_DOWN;
-    if (button & BUTTON_SCROLL_DOWN)
-        newbutton |= BUTTON_SCROLL_UP;
+#if defined(BUTTON_SCROLL_BACK) && defined(BUTTON_SCROLL_FWD)
+    if (button & BUTTON_SCROLL_BACK)
+        newbutton |= BUTTON_SCROLL_FWD;
+    if (button & BUTTON_SCROLL_FWD)
+        newbutton |= BUTTON_SCROLL_BACK;
 #endif
 #if CONFIG_KEYPAD == RECORDER_PAD
     if (button & BUTTON_F1)
diff --git a/firmware/target/arm/sandisk/sansa-e200/button-e200.c b/firmware/target/arm/sandisk/sansa-e200/button-e200.c
index a74d8607c3..117b993763 100644
--- a/firmware/target/arm/sandisk/sansa-e200/button-e200.c
+++ b/firmware/target/arm/sandisk/sansa-e200/button-e200.c
@@ -128,9 +128,9 @@ void clickwheel_int(void)
         unsigned int btn = BUTTON_NONE;
 
         if (old_wheel_value == wheel_tbl[0][wheel_value >> 6])
-            btn = BUTTON_SCROLL_DOWN;
+            btn = BUTTON_SCROLL_FWD;
         else if (old_wheel_value == wheel_tbl[1][wheel_value >> 6])
-            btn = BUTTON_SCROLL_UP;
+            btn = BUTTON_SCROLL_BACK;
 
         if (btn != BUTTON_NONE)
         {
diff --git a/firmware/target/arm/sandisk/sansa-e200/button-target.h b/firmware/target/arm/sandisk/sansa-e200/button-target.h
index ddc86a01fc..c5d14df4c7 100644
--- a/firmware/target/arm/sandisk/sansa-e200/button-target.h
+++ b/firmware/target/arm/sandisk/sansa-e200/button-target.h
@@ -40,8 +40,8 @@ int button_read_device(void);
 #define BUTTON_UP           0x00000020
 #define BUTTON_POWER        0x00000040
 
-#define BUTTON_SCROLL_UP    0x00000080
-#define BUTTON_SCROLL_DOWN  0x00000100
+#define BUTTON_SCROLL_BACK  0x00000080
+#define BUTTON_SCROLL_FWD   0x00000100
 
 #define BUTTON_MAIN         0x00000fff
 
diff --git a/uisimulator/sdl/button.c b/uisimulator/sdl/button.c
index 504533bc3a..5e46cbe7c6 100644
--- a/uisimulator/sdl/button.c
+++ b/uisimulator/sdl/button.c
@@ -537,11 +537,11 @@ void button_event(int key, bool pressed)
         break;
     case SDLK_KP8:
     case SDLK_UP:
-        new_btn = BUTTON_SCROLL_UP;
+        new_btn = BUTTON_SCROLL_BACK;
         break;
     case SDLK_KP2:
     case SDLK_DOWN:
-        new_btn = BUTTON_SCROLL_DOWN;
+        new_btn = BUTTON_SCROLL_FWD;
         break;
     case SDLK_KP9:
         new_btn = BUTTON_UP;