rb_info plugin and button,action+context name helper

rb_info is just a test plugin

just some info from the running rockbox install

the real star here is the generator scripts to make actions_helper.c and button_helper.c

Change-Id: I23f7bbdae3f2cffca2490c4df40bb13b0b5d5064

12 files changed, 908 insertions, 1 deletions

diff --git a/apps/action.h b/apps/action.h
index ad91f31535..f94dd3086c 100644
--- a/apps/action.h
+++ b/apps/action.h
@@ -129,6 +129,7 @@ enum {
     CONTEXT_USB_HID_MODE_PRESENTATION,
     CONTEXT_USB_HID_MODE_BROWSER,
     CONTEXT_USB_HID_MODE_MOUSE,
+    LAST_CONTEXT_PLACEHOLDER,
 };
 
 
diff --git a/apps/plugins/CATEGORIES b/apps/plugins/CATEGORIES
index 5b672fc8ab..bb0960f501 100644
--- a/apps/plugins/CATEGORIES
+++ b/apps/plugins/CATEGORIES
@@ -87,6 +87,7 @@ ppm,viewers
 properties,viewers
 quake,games
 random_folder_advance_config,apps
+rb_info,demos
 remote_control,apps
 resistor,apps
 reversi,games
diff --git a/apps/plugins/SOURCES b/apps/plugins/SOURCES
index 0635a62d83..ab77dcde58 100644
--- a/apps/plugins/SOURCES
+++ b/apps/plugins/SOURCES
@@ -17,6 +17,7 @@ mosaique.c
 main_menu_config.c
 properties.c
 random_folder_advance_config.c
+rb_info.c
 rockblox.c
 search.c
 settings_dumper.c
diff --git a/apps/plugins/lib/SOURCES b/apps/plugins/lib/SOURCES
index bdea07315e..1cd092f8df 100644
--- a/apps/plugins/lib/SOURCES
+++ b/apps/plugins/lib/SOURCES
@@ -1,6 +1,8 @@
 sha1.c
 gcc-support.c
 pluginlib_actions.c
+action_helper.c
+button_helper.c
 helper.c
 icon_helper.c
 arg_helper.c
diff --git a/apps/plugins/lib/action_helper.c b/apps/plugins/lib/action_helper.c
new file mode 100644
index 0000000000..906051c1ea
--- /dev/null
+++ b/apps/plugins/lib/action_helper.c
@@ -0,0 +1 @@
+/*DUMMY_FILE_DONT_CHANGEME*/
diff --git a/apps/plugins/lib/action_helper.h b/apps/plugins/lib/action_helper.h
new file mode 100644
index 0000000000..58d9c6c303
--- /dev/null
+++ b/apps/plugins/lib/action_helper.h
@@ -0,0 +1,34 @@
+/***************************************************************************
+*             __________               __   ___.
+*   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+*   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+*   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+*   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+*                     \/            \/     \/    \/            \/
+* $Id$
+*
+* Copyright (C) 2021 William Wilgus
+*
+*
+* 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.
+*
+****************************************************************************/
+/* action_helper provides a way to turn numeric action/context into strings
+* the file action_helper.c is generated at compile time
+* ACTION_ and CONTEXT_ are stripped from the strings and replaced when
+* action_name and context_name are called,
+* NOTE: both share the same static buffer sized as the largest string possible
+*/
+#ifndef _ACTION_HELPER_H_
+#define _ACTION_HELPER_H_
+
+char* action_name(int action);
+char* context_name(int context);
+
+#endif /* _ACTION_HELPER_H_ */
diff --git a/apps/plugins/lib/action_helper.pl b/apps/plugins/lib/action_helper.pl
new file mode 100755
index 0000000000..1dfdcfd070
--- /dev/null
+++ b/apps/plugins/lib/action_helper.pl
@@ -0,0 +1,209 @@
+#!/usr/bin/env perl
+############################################################################
+#             __________               __   ___.
+#   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+#   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+#   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+#   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+#                     \/            \/     \/    \/            \/
+# $action_helper$
+#
+# Copyright (C) 2021 William Wilgus
+#
+# All files in this archive are subject to the GNU General Public License.
+# See the file COPYING in the source tree root for full license agreement.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+############################################################################
+#expects -E source input on STDIN
+use strict;
+use warnings;
+
+my @actions = ();
+my @contexts = ();
+my @action_offset = ();
+my @context_offset = ();
+my $action_ct = 0;
+my $context_ct = 0;
+my $len_max_action = 0;
+my $len_max_context = 0;
+my $len_min_action = -1;
+my $len_min_context = -1;
+while(my $line = <STDIN>)
+{
+    chomp($line);
+        if($line =~ /^\s*(ACTION_[^\s]+)(\s*=.*)?,\s*$/)
+        {
+            $actions[$action_ct] = $1;
+            $action_ct++;
+        }
+        elsif($line =~ /^\s*(LAST_ACTION_PLACEHOLDER)(\s*=.*)?,\s*$/)
+        { #special case don't save actual name
+            $actions[$action_ct] = "";
+            $action_ct++;
+        }
+        elsif($line =~ /^\s*(PLA_[^\s]+)(\s*=.*)?,\s*$/)
+        {
+            $actions[$action_ct] = $1;
+            $action_ct++;
+        }
+        elsif($line =~ /^\s*(CONTEXT_[^\s]+)(\s*=.*)?,\s*$/)
+        {
+            $contexts[$context_ct] = $1;
+            $context_ct++;
+        }
+}
+
+print <<EOF
+/* Don't change this file! */
+/* It is automatically generated of action.h */
+#include "plugin.h"
+#include "action_helper.h"
+EOF
+;
+#dump actions
+my $offset = 0;
+print "static const char action_names[]= \n";
+for(my $i = 0; $i < $action_ct; $i++){
+    my $act = $actions[$i];
+    $act =~ s/ACTION_USB_HID_/%s/ig;  # strip the common part
+    $act =~ s/ACTION_/%s/ig;  # strip the common part
+    my $actlen = length($act);
+    if ($actlen < $len_min_action or $len_min_action == -1){
+        $len_min_action = $actlen;
+    }
+    if ($actions[$i] ne $act){
+        printf "/*%s*/\"%s\\0\"\n", substr($actions[$i], 0, -($actlen - 2)), $act;
+    } else {
+        print "\"$act\\0\" \n";
+    }
+    my $slen = length($actions[$i]) + 1; #NULL terminator
+    if ($slen > $len_max_action) { $len_max_action = $slen; }
+    push(@action_offset, {'name' => $actions[$i], 'offset' => $offset});
+    $offset += length($act) + 1; # NULL terminator
+}
+printf "\"\";/* %d + \\0 */\n\n", $offset;
+@actions = ();
+
+#dump contexts
+$offset = 0;
+print "static const char context_names[]= \n";
+for(my $i = 0; $i < $context_ct; $i++){
+    my $ctx = $contexts[$i];
+    $ctx =~ s/CONTEXT_/%s/ig;  # strip the common part
+    my $ctxlen = length($ctx);
+
+    if ($ctxlen < 5){
+        $ctx = $contexts[$i];
+        $ctxlen = length($ctx);
+    }
+
+    if ($ctxlen < $len_min_context or $len_min_context == -1){
+        $len_min_context = $ctxlen;
+    }
+    if ($contexts[$i] ne $ctx){
+        printf "/*%s*/\"%s\\0\"\n", substr($contexts[$i], 0, -($ctxlen - 2)), $ctx;
+    } else {
+        print "\"$ctx\\0\" \n";
+    }
+    my $slen = length($contexts[$i]) + 1; # NULL terminator
+    if ($slen > $len_max_context) { $len_max_context = $slen; }
+    push(@context_offset, {'name' => $contexts[$i], 'offset' => $offset});
+    $offset += length($ctx) + 1; # NULL terminator
+}
+printf "\"\";/* %d + \\0 */\n\n", $offset;
+@contexts = ();
+
+printf "#define ACTION_CT %d\n", $action_ct;
+print "static const uint16_t action_offsets[ACTION_CT] = {\n";
+foreach my $define (@action_offset)
+{
+    printf("%d, /*%s*/\n", @$define{'offset'}, @$define{'name'});
+}
+print "};\n\n";
+@action_offset = ();
+
+printf "#define CONTEXT_CT %d\n", $context_ct;
+print "#if 0 /* context_names is small enough to walk the string instead */\n";
+print "static const uint16_t context_offsets[CONTEXT_CT] = {\n";
+foreach my $define (@context_offset)
+{
+    printf("%d, /*%s*/\n", @$define{'offset'}, @$define{'name'});
+}
+print "};\n#endif\n\n";
+@context_offset = ();
+
+printf "#define ACTIONBUFSZ %d\n", $len_max_action;
+printf "#define CONTEXTBUFSZ %d\n\n", $len_max_context;
+
+if ($len_max_action > $len_max_context)
+{
+    print "static char name_buf[ACTIONBUFSZ];\n";
+}
+else
+{
+    print "static char name_buf[CONTEXTBUFSZ];\n";
+}
+print <<EOF
+
+char* action_name(int action)
+{
+    if (action >= 0 && action < ACTION_CT)
+    {
+        uint16_t offset = action_offsets[action];
+        const char *act = &action_names[offset];
+        if (action < ACTION_USB_HID_FIRST)
+            rb->snprintf(name_buf, ACTIONBUFSZ, act, "ACTION_");
+        else
+            rb->snprintf(name_buf, ACTIONBUFSZ, act, "ACTION_USB_HID_");
+    }
+    else
+        rb->snprintf(name_buf, ACTIONBUFSZ, "ACTION_UNKNOWN");
+    return name_buf;
+}
+
+/* walk string increment offset for each NULL if desired offset found, return */
+static const char *context_getoffset(int offset)
+{
+    const char *names = context_names;
+    const size_t len = sizeof(context_names) - 1;
+    int current = 0;
+    if (offset > 0)
+    {
+        const char *pos = names;
+        const char *end = names + len;
+        while (pos < end)
+        {
+            if (*pos++ == '\\0')
+            {
+                current++;
+                if (offset == current)
+                    return pos;
+                pos += $len_min_context; /* each string is at least this long */
+            }
+        }
+    }
+    return names;
+}
+
+char* context_name(int context)
+{
+    const char *ctx;
+    if (context >= 0 && context < CONTEXT_CT)
+    {
+#if 0
+        uint16_t offset = context_offsets[context];
+        ctx = &context_names[offset];
+#else
+        ctx = context_getoffset(context);
+#endif
+    }
+    else
+        ctx = "%sUNKNOWN";
+    rb->snprintf(name_buf, CONTEXTBUFSZ, ctx, "CONTEXT_");
+    return name_buf;
+}
+EOF
+;
diff --git a/apps/plugins/lib/button_helper.c b/apps/plugins/lib/button_helper.c
new file mode 100644
index 0000000000..906051c1ea
--- /dev/null
+++ b/apps/plugins/lib/button_helper.c
@@ -0,0 +1 @@
+/*DUMMY_FILE_DONT_CHANGEME*/
diff --git a/apps/plugins/lib/button_helper.h b/apps/plugins/lib/button_helper.h
new file mode 100644
index 0000000000..1197b172b0
--- /dev/null
+++ b/apps/plugins/lib/button_helper.h
@@ -0,0 +1,38 @@
+/***************************************************************************
+*             __________               __   ___.
+*   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+*   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+*   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+*   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+*                     \/            \/     \/    \/            \/
+* $Id$
+*
+* Copyright (C) 2021 William Wilgus
+*
+*
+* 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.
+*
+****************************************************************************/
+#ifndef _BUTTON_HELPER_H_
+#define _BUTTON_HELPER_H_
+struct available_button
+{
+    const char* name;
+    unsigned long value;
+};
+
+/* *available_buttons is holding a pointer to the first element of an array
+ * of struct available_button it is set up in such a way due to the file being
+ * generated at compile time you can still call it as such though
+* eg available_buttons[0] or  available_buttons[available_button_count] (NULL SENTINEL, 0)*/
+
+extern const struct available_button * const available_buttons;
+extern const int available_button_count;
+int get_button_names(char *buf, size_t bufsz, unsigned long button);
+#endif /* _BUTTON_HELPER_H_ */
diff --git a/apps/plugins/lib/button_helper.pl b/apps/plugins/lib/button_helper.pl
new file mode 100755
index 0000000000..45c3fd9073
--- /dev/null
+++ b/apps/plugins/lib/button_helper.pl
@@ -0,0 +1,98 @@
+#!/usr/bin/env perl
+############################################################################
+#             __________               __   ___.
+#   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+#   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+#   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+#   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+#                     \/            \/     \/    \/            \/
+# $Id$
+#
+# Copyright (C) 2009 by Maurus Cuelenaere
+# Copyright (C) 2021 by William Wilgus
+#
+# All files in this archive are subject to the GNU General Public License.
+# See the file COPYING in the source tree root for full license agreement.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+############################################################################
+#expects -dM -E source input on STDIN
+use strict;
+use warnings;
+my $svnrev = '$Revision$';
+my @buttons = ();
+my $count = 1; #null sentinel
+my $val;
+my $def;
+while(my $line = <STDIN>)
+{
+    chomp($line);
+    if($line =~ /^#define (BUTTON_[^\s]+) (.+)$/)
+    {
+        $def = "{\"$1\", $2},\n";
+        $val = $2;
+        if($val =~ /^0/)
+        {
+            $val = oct($val)
+        }
+        else
+        {
+            $val = 0xFFFFFFFF; #only used for sorting
+        }
+        push(@buttons, {'name' => $1, 'value' => $val, 'def' => $def});
+        $count = $count + 1;
+    }
+}
+my @sorted = sort { @$a{'value'} <=> @$b{'value'} } @buttons;
+print <<EOF
+/* Don't change this file! */
+/* It is automatically generated of button.h */
+#include "plugin.h"
+#include "button.h"
+#include "button_helper.h"
+
+static const struct available_button buttons[$count] = {
+EOF
+;
+$count--; # don't count the sentinel
+foreach my $button (@sorted)
+{
+    printf "    %s", @$button{'def'};
+}
+
+print <<EOF
+    {"\\0", 0} /* sentinel */
+};
+const int available_button_count = $count;
+const struct available_button * const available_buttons = buttons;
+
+int get_button_names(char *buf, size_t bufsz, unsigned long button)
+{
+    int len = 0;
+    buf[0] = '\\0';
+    const struct available_button *btn = buttons;
+    while(btn->name[0] != '\\0')
+    {
+        if(btn->value == 0)
+        {
+            if (button == 0)
+            {
+                buf[0] = '\\0';
+                len = rb->strlcat(buf, btn->name, bufsz);
+                return len;
+            }
+        }
+        else if ((button & btn->value) == btn->value)
+        {
+            if (len > 0)
+                rb->strlcat(buf, " | ", bufsz);
+            len = rb->strlcat(buf, btn->name, bufsz);
+        }
+        btn++;
+    }
+    return len;
+}
+EOF
+;
diff --git a/apps/plugins/plugins.make b/apps/plugins/plugins.make
index ac94a04c59..b430bd2792 100644
--- a/apps/plugins/plugins.make
+++ b/apps/plugins/plugins.make
@@ -101,8 +101,35 @@ else
     PLUGINLIBFLAGS = $(PLUGINFLAGS) -ffunction-sections -fdata-sections
 endif
 
+ROOT_PLUGINSLIB_DIR := $(ROOTDIR)/apps/plugins/lib
+BUILD_PLUGINSLIB_DIR := $(BUILDDIR)/apps/plugins/lib
+
+# action_helper #
+ACTION_REQ := $(addprefix $(ROOT_PLUGINSLIB_DIR)/,action_helper.pl action_helper.h) \
+				$(BUILD_PLUGINSLIB_DIR)/pluginlib_actions.o
+
+# special rule for generating and compiling action_helper
+$(BUILD_PLUGINSLIB_DIR)/action_helper.o: $(ACTION_REQ)
+	$(SILENT)mkdir -p $(dir $@)
+	$(call PRINTS,GEN $(@F))$(CC) $(PLUGINFLAGS) $(INCLUDES) -E -P \
+		$(ROOT_PLUGINSLIB_DIR)/pluginlib_actions.h - < /dev/null | $< > $(basename $@).c
+	$(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) -I$(ROOT_PLUGINSLIB_DIR) \
+		$(PLUGINLIBFLAGS) -c $(basename $@).c -o $@
+
+# button_helper #
+BUTTON_REQ := $(addprefix $(ROOT_PLUGINSLIB_DIR)/,button_helper.pl button_helper.h) \
+				$(BUILD_PLUGINSLIB_DIR)/action_helper.o
+
+# special rule for generating and compiling button_helper
+$(BUILD_PLUGINSLIB_DIR)/button_helper.o: $(BUTTON_REQ) $(ROOTDIR)/firmware/export/button.h
+	$(SILENT)mkdir -p $(dir $@)
+	$(call PRINTS,GEN $(@F))$(CC) $(PLUGINFLAGS) $(INCLUDES) -dM -E -P \
+		$(addprefix -include ,button-target.h button.h) - < /dev/null | $< > $(basename $@).c
+	$(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) -I$(ROOT_PLUGINSLIB_DIR) \
+		$(PLUGINLIBFLAGS) -c $(basename $@).c -o $@
+
 # special pattern rule for compiling plugin lib (with function and data sections)
-$(BUILDDIR)/apps/plugins/lib/%.o: $(ROOTDIR)/apps/plugins/lib/%.c
+$(BUILD_PLUGINSLIB_DIR)/%.o: $(ROOT_PLUGINSLIB_DIR)/%.c
 	$(SILENT)mkdir -p $(dir $@)
 	$(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) -I$(dir $<) $(PLUGINLIBFLAGS) -c $< -o $@
 
diff --git a/apps/plugins/rb_info.c b/apps/plugins/rb_info.c
new file mode 100644
index 0000000000..f82c80c0cf
--- /dev/null
+++ b/apps/plugins/rb_info.c
@@ -0,0 +1,494 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _// __ \_/ ___\|  |/ /| __ \ / __ \  \/  /
+ *   Jukebox    |    |   ( (__) )  \___|    ( | \_\ ( (__) )    (
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2020 William Wilgus
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+/* WIP rb_info common info that you wonder about when rockboxing?
+ */
+
+#include "plugin.h"
+#include "lang_enum.h"
+#include "../open_plugin.h"
+#include "logf.h"
+#include "lib/action_helper.h"
+#include "lib/button_helper.h"
+#include "lib/pluginlib_actions.h"
+
+#define MENU_ID(x) (((void*)&"RPBUTACNGX\0" + x))
+enum {
+    M_ROOT = 0,
+    M_PATHS,
+    M_BUFFERS,
+    M_BUTTONS,
+    M_BTNTEST,
+    M_ACTIONS,
+    M_CONTEXTS,
+    M_ACTTEST,
+    M_PLUGINS,
+    M_EXIT,
+    M_LAST_ITEM //ITEM COUNT
+};
+
+#define MENU_ID_PLUGINS_ITEMS 5
+
+/*Action test and Button test*/
+static struct menu_test_t {
+    int count;
+    int context;
+    int last_btn_or_act;
+} m_test;
+
+struct menu_buffer_t { const char *name; size_t size;};
+static const struct menu_buffer_t m_buffer[] =
+{
+#ifndef MAX_LOGF_SIZE
+#define MAX_LOGF_SIZE (0)
+#endif
+#ifndef CACHE_SIZE
+#define CACHE_SIZE (0)
+#endif
+    {"thread stack", DEFAULT_STACK_SIZE},
+    {"plugin buffer", PLUGIN_BUFFER_SIZE},
+    {"frame_buffer", FRAMEBUFFER_SIZE},
+    {"codec_buffer", CODEC_SIZE},
+    {"logf_buffer", MAX_LOGF_SIZE},
+    {"cache", CACHE_SIZE},
+};
+
+/* stringify the macro value */
+#define MACROVAL(x) MACROSTR(x)
+#define MACROSTR(x) #x
+static int main_last_sel = 0;
+static struct gui_synclist lists;
+static void synclist_set(char*, int, int, int);
+
+struct paths { const char *name; const char *path; };
+static const struct paths paths[] = {
+    {"Home",        ""HOME_DIR},
+    {"Rockbox",     ""ROCKBOX_DIR},
+    {"Plugins",     ""PLUGIN_DIR},
+    {"Codecs",      ""CODECS_DIR},
+    {"WPS",         ""WPS_DIR},
+    {"SBS",         ""SBS_DIR},
+    {"Theme",       ""THEME_DIR},
+    {"Font",        ""FONT_DIR},
+    {"Icon",        ""ICON_DIR},
+    {"Backdrop",    ""BACKDROP_DIR},
+    {"Eq",          ""EQS_DIR},
+    {"Rec Presets", ""RECPRESETS_DIR},
+    {"Recordings",  ""REC_BASE_DIR,},
+    {"Fm Presets",  ""FMPRESET_PATH},
+    {"MAX_PATH",    ""MACROVAL(MAX_PATH)" bytes"},
+};
+
+struct mainmenu { const char *name; void *menuid; int items;};
+static struct mainmenu mainmenu[M_LAST_ITEM] = {
+#define MENU_ITEM(ID, NAME, COUNT) [ID]{NAME, MENU_ID(ID), (int)COUNT}
+MENU_ITEM(M_ROOT, "Rockbox Info Plugin", M_LAST_ITEM),
+MENU_ITEM(M_PATHS, ID2P(LANG_SHOW_PATH), ARRAYLEN(paths)),
+MENU_ITEM(M_BUFFERS, ID2P(LANG_BUFFER_STAT), ARRAYLEN(m_buffer)),
+MENU_ITEM(M_BUTTONS, "Buttons", -1), /* Set at runtime in plugin_start: */
+MENU_ITEM(M_BTNTEST, "Button test", 2),
+MENU_ITEM(M_ACTIONS, "Actions", LAST_ACTION_PLACEHOLDER),
+MENU_ITEM(M_CONTEXTS, "Contexts", LAST_CONTEXT_PLACEHOLDER ),
+MENU_ITEM(M_ACTTEST, "Action test", 3),
+MENU_ITEM(M_PLUGINS, ID2P(LANG_PLUGINS), MENU_ID_PLUGINS_ITEMS),
+MENU_ITEM(M_EXIT, ID2P(LANG_MENU_QUIT), 0),
+#undef MENU_ITEM
+};
+
+static const struct mainmenu *mainitem(int selected_item)
+{
+    static const struct mainmenu empty = {0};
+    if (selected_item >= 0 && selected_item < (int) ARRAYLEN(mainmenu))
+        return &mainmenu[selected_item];
+    else
+        return &empty;
+}
+
+static void cleanup(void *parameter)
+{
+    (void)parameter;
+
+}
+
+static const char *menu_plugin_name_cb(int selected_item, void* data,
+                                           char* buf, size_t buf_len)
+{
+    (void)data;
+    buf[0] = '\0';
+    switch(selected_item)
+    {
+        case 0:
+            rb->snprintf(buf, buf_len, "%s: [%d bytes] ", "plugin_api", (int)sizeof(struct plugin_api));
+            break;
+        case 1:
+            rb->snprintf(buf, buf_len, "%s: [%d bytes] ", "plugin buffer", PLUGIN_BUFFER_SIZE);
+            break;
+        case 2:
+            rb->snprintf(buf, buf_len, "%s: [%d bytes] ", "frame_buffer", (int)FRAMEBUFFER_SIZE);
+            break;
+        case 3:
+            rb->snprintf(buf, buf_len, "%s: [W: %d H:%d] ", "LCD", LCD_WIDTH, LCD_HEIGHT);
+            break;
+        case 4:
+            rb->snprintf(buf, buf_len, "%s: [%d bits] ", "fb_data", (int)(sizeof(fb_data) * CHAR_BIT));
+            break;
+        case 5:
+            break;
+    }
+    return buf;
+}
+
+static const char *menu_button_test_name_cb(int selected_item, void* data,
+                                           char* buf, size_t buf_len)
+{
+    (void)data;
+    int curbtn = BUTTON_NONE;
+    buf[0] = '\0';
+    switch(selected_item)
+    {
+        case 0:
+             rb->snprintf(buf, buf_len, "%s: [%s] ", "Button test",
+                m_test.count > 0 ? "true":"false");
+             break;
+        case 1:
+            if (m_test.count > 0)
+            {
+                if (m_test.count <= 2)
+                    curbtn = rb->button_get_w_tmo(HZ * 2);
+                else
+                    m_test.last_btn_or_act = BUTTON_NONE;
+                if (curbtn == BUTTON_NONE)
+                {
+                    m_test.count--;
+                }
+                else
+                    m_test.last_btn_or_act = curbtn;
+            }
+            get_button_names(buf, buf_len, m_test.last_btn_or_act);
+
+            break;
+    }
+    return buf;
+}
+
+static const char *menu_action_test_name_cb(int selected_item, void* data,
+                                           char* buf, size_t buf_len)
+{
+    (void)data;
+    const char *fmtstr;
+    int curact = ACTION_NONE;
+    buf[0] = '\0';
+    switch(selected_item)
+    {
+        case 0:
+             rb->snprintf(buf, buf_len, "%s: [%s] ", "Action test",
+                m_test.count > 0 ? "true":"false");
+             break;
+        case 1:
+            if (m_test.count <= 0)
+            {
+                if (m_test.context <= 0)
+                    fmtstr = "%s > ";
+                else if (m_test.context >= LAST_CONTEXT_PLACEHOLDER - 1)
+                    fmtstr = "< %s   ";
+                else
+                    fmtstr = "< %s > ";
+            }
+            else
+                fmtstr = "%s";
+
+            rb->snprintf(buf, buf_len, fmtstr, context_name(m_test.context));
+            break;
+        case 2:
+            if (m_test.count > 0)
+            {
+                if (m_test.count <= 2)
+                    curact = rb->get_action(m_test.context, HZ * 2);
+                else
+                    m_test.last_btn_or_act = ACTION_NONE;
+                if (curact == ACTION_NONE && rb->button_get(false) == BUTTON_NONE)
+                {
+                    m_test.count--;
+                }
+                else
+                {
+                    m_test.last_btn_or_act = curact;
+                    m_test.count = 2;
+                }
+            }
+            return action_name(m_test.last_btn_or_act);
+
+            break;
+    }
+    return buf;
+}
+
+static const char* list_get_name_cb(int selected_item, void* data,
+                                    char* buf, size_t buf_len)
+{
+    buf[0] = '\0';
+    if (data == MENU_ID(M_ROOT))
+        return mainitem(selected_item)->name;
+    else if (selected_item == 0) /*header text*/
+        return mainitem(main_last_sel)->name;
+    else if (selected_item >= mainitem(main_last_sel)->items - 1)
+            return ID2P(LANG_BACK);
+
+    if (data == MENU_ID(M_PATHS))
+    {
+        selected_item--;
+        if (selected_item >= 0 && selected_item <  mainitem(M_PATHS)->items)
+        {
+            const struct paths *cur = &paths[selected_item];
+            rb->snprintf(buf, buf_len, "%s: [%s] ", cur->name, cur->path);
+            return buf;
+        }
+    }
+    else if (data == MENU_ID(M_BUTTONS))
+    {
+        const struct available_button *btn = &available_buttons[selected_item - 1];
+        rb->snprintf(buf, buf_len, "%s: [0x%X] ", btn->name, (unsigned int) btn->value);
+        return buf;
+    }
+    else if (data == MENU_ID(M_BTNTEST))
+        return menu_button_test_name_cb(selected_item - 1, data, buf, buf_len);
+    else if (data == MENU_ID(M_ACTIONS))
+        return action_name(selected_item - 1);
+    else if (data == MENU_ID(M_CONTEXTS))
+        return context_name(selected_item - 1);
+    else if (data == MENU_ID(M_ACTTEST))
+        return menu_action_test_name_cb(selected_item - 1, data, buf, buf_len);
+    else if (data == MENU_ID(M_BUFFERS))
+    {
+        const struct menu_buffer_t *bufm = &m_buffer[selected_item - 1];
+        rb->snprintf(buf, buf_len, "%s: [%ld bytes] ", bufm->name, (long)bufm->size);
+        return buf;
+    }
+    else if (data == MENU_ID(M_PLUGINS))
+    {
+        return menu_plugin_name_cb(selected_item - 1, data, buf, buf_len);
+    }
+    return buf;
+}
+
+static int list_voice_cb(int list_index, void* data)
+{
+    if (!rb->global_settings->talk_menu)
+        return -1;
+
+    if (data == MENU_ID(M_ROOT))
+    {
+        const char * name = mainitem(list_index)->name;
+        long id = P2ID((const unsigned char *)name);
+            if(id>=0)
+                rb->talk_id(id, true);
+            else
+                rb->talk_spell(name, true);
+    }
+    else if (data == MENU_ID(M_BUFFERS) || data == MENU_ID(M_PLUGINS))
+    {
+        char buf[64];
+        const char* name = list_get_name_cb(list_index, data, buf, sizeof(buf));
+        long id = P2ID((const unsigned char *)name);
+        if(id>=0)
+            rb->talk_id(id, true);
+        else
+        {
+            char* bytstr = rb->strcasestr(name, "bytes");
+            if (bytstr != NULL)
+                *bytstr = '\0';
+            rb->talk_spell(name, true);
+        }
+    }
+    else
+    {
+        char buf[64];
+        const char* name = list_get_name_cb(list_index, data, buf, sizeof(buf));
+        long id = P2ID((const unsigned char *)name);
+        if(id>=0)
+            rb->talk_id(id, true);
+        else
+            rb->talk_spell(name, true);
+    }
+    return 0;
+}
+
+int menu_action_cb(int action, int selected_item, bool* exit, struct gui_synclist *lists)
+{
+    if (lists->data == MENU_ID(M_ACTTEST))
+    {
+        if (selected_item == 2) /* context */
+        {
+            int ctx = m_test.context;
+            if (action == ACTION_STD_OK)
+                m_test.context++;
+            else if (action == ACTION_STD_CANCEL)
+                m_test.context--;
+
+            if (m_test.context < 0)
+                m_test.context = 0;
+            else if (m_test.context >= LAST_CONTEXT_PLACEHOLDER)
+                m_test.context = LAST_CONTEXT_PLACEHOLDER - 1;
+
+            if (ctx != m_test.context)
+                rb->gui_synclist_speak_item(lists);
+
+            goto default_handler;
+        }
+        if (action == ACTION_STD_OK)
+        {
+            if (selected_item == 1 || selected_item == 3)
+            {
+                m_test.count = 3;
+                rb->gui_synclist_select_item(lists, 3);
+            }
+        }
+    }
+    else if (lists->data == MENU_ID(M_BTNTEST))
+    {
+        if (action == ACTION_STD_OK)
+        {
+            if (selected_item == 1 || selected_item == 2)
+            {
+                m_test.count = 3;
+                rb->gui_synclist_select_item(lists, 2);
+            }
+        }
+    }
+    if (action == ACTION_STD_OK)
+    {
+            if (lists->data == MENU_ID(M_ROOT))
+            {
+                rb->memset(&m_test, 0, sizeof(struct menu_test_t));
+                const struct mainmenu *cur = mainitem(selected_item);
+                if (cur->menuid == NULL || cur->menuid == MENU_ID(M_EXIT))
+                    *exit = true;
+                else
+                {
+                    main_last_sel = selected_item;
+                    synclist_set(cur->menuid, 1, cur->items, 1);
+                    rb->gui_synclist_draw(lists);
+                }
+            }
+            else if (selected_item <= 0) /* title */
+            {
+                rb->gui_synclist_select_item(lists, 1);
+            }
+            else if (selected_item >= (mainitem(main_last_sel)->items) - 1)/*back*/
+            {
+                action = ACTION_STD_CANCEL;
+            }
+            else if (lists->data == MENU_ID(M_ACTIONS) ||
+                     lists->data == MENU_ID(M_CONTEXTS))
+            {
+                char buf[MAX_PATH];
+                const char *name = list_get_name_cb(selected_item, lists->data, buf, sizeof(buf));
+                /* splash long enough to get fingers off button then wait for new button press */
+                rb->splashf(HZ / 2, "%s %d (0x%X)", name, selected_item -1, selected_item -1);
+                rb->button_get(true);
+            }
+    }
+    if (action == ACTION_STD_CANCEL)
+    {
+        if (lists->data != MENU_ID(M_ROOT))
+        {
+            const struct mainmenu *mainm = &mainmenu[0];
+            synclist_set(mainm->menuid, main_last_sel, mainm->items, 1);
+            rb->gui_synclist_draw(lists);
+        }
+        else
+            *exit = true;
+    }
+default_handler:
+    if (rb->default_event_handler_ex(action, cleanup, NULL) == SYS_USB_CONNECTED)
+    {
+        *exit = true;
+        return PLUGIN_USB_CONNECTED;
+    }
+    return PLUGIN_OK;
+}
+
+static void synclist_set(char* menu_id, int selected_item, int items, int sel_size)
+{
+    if (items <= 0)
+        return;
+    if (selected_item < 0)
+        selected_item = 0;
+
+    list_voice_cb(0, menu_id);
+    rb->gui_synclist_init(&lists,list_get_name_cb,
+                          menu_id, false, sel_size, NULL);
+
+    rb->gui_synclist_set_icon_callback(&lists,NULL);
+    rb->gui_synclist_set_voice_callback(&lists, list_voice_cb);
+    rb->gui_synclist_set_nb_items(&lists,items);
+    rb->gui_synclist_limit_scroll(&lists,true);
+    rb->gui_synclist_select_item(&lists, selected_item);
+
+}
+
+enum plugin_status plugin_start(const void* parameter)
+{
+    int ret = PLUGIN_OK;
+    int selected_item = -1;
+    int action;
+    bool redraw = true;
+    bool exit = false;
+    if (parameter)
+    {
+        //
+    }
+    mainmenu[M_BUTTONS].items = available_button_count;
+    /* add header and back item to each submenu */
+    for (int i = 1; i < M_LAST_ITEM; i++)
+        mainmenu[i].items += 2;
+
+    if (!exit)
+    {
+        const struct mainmenu *mainm = &mainmenu[0];
+        synclist_set(mainm->menuid, main_last_sel, mainm->items, 1);
+        rb->gui_synclist_draw(&lists);
+
+        while (!exit)
+        {
+            action = rb->get_action(CONTEXT_LIST, HZ / 10);
+            if (m_test.count > 0)
+                action = ACTION_REDRAW;
+
+            if (action == ACTION_NONE)
+            {
+                if (redraw)
+                {
+                    action = ACTION_REDRAW;
+                    redraw = false;
+                }
+            }
+            else
+                redraw = true;
+            if (rb->gui_synclist_do_button(&lists,&action,LIST_WRAP_UNLESS_HELD))
+                continue;
+            selected_item = rb->gui_synclist_get_sel_pos(&lists);
+            ret = menu_action_cb(action, selected_item, &exit, &lists);
+        }
+    }
+
+    return ret;
+}