Android port: add support for hardware keys

 * Forward Java KeyEvents to C layer and translate them to Rockbox BUTTON_*.
 * Add a basic Android keymap

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27832 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 200 insertions, 0 deletions

diff --git a/apps/SOURCES b/apps/SOURCES
index d15ba5b..a002394 100644
--- a/apps/SOURCES
+++ b/apps/SOURCES
@@ -293,4 +293,6 @@ keymaps/keymap-mini2440.c
 keymaps/keymap-vibe500.c
 #elif CONFIG_KEYPAD == MPIO_HD200_PAD
 keymaps/keymap-mpio-hd200.c
+#elif CONFIG_KEYPAD == ANDROID_PAD
+keymaps/keymap-android.c
 #endif
diff --git a/apps/keymaps/keymap-android.c b/apps/keymaps/keymap-android.c
new file mode 100644
index 0000000..cbc20c3
--- /dev/null
+++ b/apps/keymaps/keymap-android.c
@@ -0,0 +1,198 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Maurus Cuelenaere
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+/* Button Code Definitions for Android targets */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "config.h"
+#include "action.h"
+#include "button.h"
+#include "settings.h"
+
+/*
+ * The format of the list is as follows
+ * { Action Code,   Button code,    Prereq button code }
+ * if there's no need to check the previous button's value, use BUTTON_NONE
+ * Insert LAST_ITEM_IN_LIST at the end of each mapping
+ */
+
+static const struct button_mapping button_context_standard[]  = {
+    { ACTION_STD_PREV,        BUTTON_DPAD_UP,                 BUTTON_NONE },
+    { ACTION_STD_PREVREPEAT,  BUTTON_DPAD_UP|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_STD_NEXT,        BUTTON_DPAD_DOWN,               BUTTON_NONE },
+    { ACTION_STD_NEXTREPEAT,  BUTTON_DPAD_DOWN|BUTTON_REPEAT, BUTTON_NONE },
+
+    { ACTION_STD_OK,          BUTTON_DPAD_CENTER|BUTTON_REL,  BUTTON_DPAD_CENTER },
+    { ACTION_STD_OK,          BUTTON_DPAD_RIGHT|BUTTON_REL,   BUTTON_DPAD_RIGHT },
+    { ACTION_STD_CANCEL,      BUTTON_BACK,                    BUTTON_NONE },
+    { ACTION_STD_CANCEL,      BUTTON_DPAD_LEFT|BUTTON_REL,    BUTTON_DPAD_LEFT },
+
+    { ACTION_STD_CONTEXT,     BUTTON_MENU,                    BUTTON_NONE },
+
+    LAST_ITEM_IN_LIST
+}; /* button_context_standard */
+
+static const struct button_mapping button_context_wps[]  = {
+    { ACTION_WPS_BROWSE,        BUTTON_BACK,                 BUTTON_NONE },
+    { ACTION_WPS_MENU,          BUTTON_MENU|BUTTON_REL,      BUTTON_MENU },
+    { ACTION_WPS_CONTEXT,       BUTTON_MENU|BUTTON_REPEAT,   BUTTON_MENU },
+
+    LAST_ITEM_IN_LIST
+}; /* button_context_wps */
+
+static const struct button_mapping button_context_list[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_list */
+
+static const struct button_mapping button_context_tree[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_LIST)
+}; /* button_context_tree */
+
+static const struct button_mapping button_context_listtree_scroll_with_combo[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_CUSTOM|CONTEXT_TREE),
+};
+
+static const struct button_mapping button_context_listtree_scroll_without_combo[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_CUSTOM|CONTEXT_TREE),
+};
+
+static const struct button_mapping button_context_settings[]  = {
+    { ACTION_SETTINGS_INC,          BUTTON_DPAD_RIGHT,                BUTTON_NONE },
+    { ACTION_SETTINGS_INCREPEAT,    BUTTON_DPAD_RIGHT|BUTTON_REPEAT,  BUTTON_NONE },
+    { ACTION_SETTINGS_DEC,          BUTTON_DPAD_LEFT,                 BUTTON_NONE },
+    { ACTION_SETTINGS_DECREPEAT,    BUTTON_DPAD_LEFT|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_STD_OK,                BUTTON_DPAD_CENTER,               BUTTON_NONE },
+    { ACTION_STD_CANCEL,            BUTTON_BACK,                      BUTTON_NONE },
+
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_settings */
+
+static const struct button_mapping button_context_settings_right_is_inc[]  = {
+
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_settingsgraphical */
+
+static const struct button_mapping button_context_yesno[]  = {
+    { ACTION_YESNO_ACCEPT,  BUTTON_DPAD_CENTER,  BUTTON_NONE },
+
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_settings_yesno */
+
+static const struct button_mapping button_context_colorchooser[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_CUSTOM|CONTEXT_SETTINGS),
+}; /* button_context_colorchooser */
+
+static const struct button_mapping button_context_eq[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_CUSTOM|CONTEXT_SETTINGS),
+}; /* button_context_eq */
+
+/** Bookmark Screen **/
+static const struct button_mapping button_context_bmark[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_LIST),
+}; /* button_context_bmark */
+
+static const struct button_mapping button_context_time[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_SETTINGS),
+}; /* button_context_time */
+
+static const struct button_mapping button_context_quickscreen[]  = {
+    { ACTION_STD_CANCEL, BUTTON_BACK|BUTTON_REL,        BUTTON_NONE },
+
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_quickscreen */
+
+static const struct button_mapping button_context_pitchscreen[]  = {
+
+    { ACTION_PS_INC_SMALL, BUTTON_DPAD_RIGHT,                BUTTON_NONE },
+    { ACTION_PS_INC_BIG,   BUTTON_DPAD_RIGHT|BUTTON_REPEAT,  BUTTON_NONE },
+    { ACTION_PS_DEC_SMALL, BUTTON_DPAD_LEFT,                 BUTTON_NONE },
+    { ACTION_PS_DEC_BIG,   BUTTON_DPAD_LEFT|BUTTON_REPEAT,   BUTTON_NONE },
+    { ACTION_PS_EXIT,      BUTTON_BACK,                      BUTTON_NONE },
+
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_pitchcreen */
+
+static const struct button_mapping button_context_keyboard[]  = {
+    { ACTION_KBD_PAGE_FLIP,    BUTTON_MENU,                        BUTTON_NONE },
+    { ACTION_KBD_CURSOR_LEFT,  BUTTON_DPAD_LEFT,                   BUTTON_NONE },
+    { ACTION_KBD_CURSOR_LEFT,  BUTTON_DPAD_LEFT|BUTTON_REPEAT,     BUTTON_NONE },
+    { ACTION_KBD_CURSOR_RIGHT, BUTTON_DPAD_RIGHT,                  BUTTON_NONE },
+    { ACTION_KBD_CURSOR_RIGHT, BUTTON_DPAD_RIGHT|BUTTON_REPEAT,    BUTTON_NONE },
+
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_STD)
+}; /* button_context_keyboard */
+
+static const struct button_mapping button_context_radio[]  = {
+    LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_SETTINGS)
+}; /* button_context_radio */
+
+const struct button_mapping* target_get_context_mapping(int context)
+{
+    switch (context)
+    {
+        case CONTEXT_STD:
+            return button_context_standard;
+        case CONTEXT_WPS:
+            return button_context_wps;
+
+        case CONTEXT_LIST:
+            return button_context_list;
+        case CONTEXT_MAINMENU:
+        case CONTEXT_TREE:
+            if (global_settings.hold_lr_for_scroll_in_list)
+                return button_context_listtree_scroll_without_combo;
+            else
+                return button_context_listtree_scroll_with_combo;
+        case CONTEXT_CUSTOM|CONTEXT_TREE:
+            return button_context_tree;
+
+        case CONTEXT_SETTINGS:
+            return button_context_settings;
+        case CONTEXT_CUSTOM|CONTEXT_SETTINGS:
+        case CONTEXT_SETTINGS_RECTRIGGER:
+            return button_context_settings_right_is_inc;
+
+        case CONTEXT_SETTINGS_COLOURCHOOSER:
+            return button_context_colorchooser;
+        case CONTEXT_SETTINGS_EQ:
+            return button_context_eq;
+
+        case CONTEXT_SETTINGS_TIME:
+            return button_context_time;
+
+        case CONTEXT_YESNOSCREEN:
+            return button_context_yesno;
+        case CONTEXT_FM:
+            return button_context_radio;
+        case CONTEXT_BOOKMARKSCREEN:
+            return button_context_bmark;
+        case CONTEXT_QUICKSCREEN:
+            return button_context_quickscreen;
+        case CONTEXT_PITCHSCREEN:
+            return button_context_pitchscreen;
+        case CONTEXT_KEYBOARD:
+            return button_context_keyboard;
+    }
+    return button_context_standard;
+}