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authorTomer Shalev <shalev.tomer@gmail.com>2009-09-30 10:06:04 +0000
committerTomer Shalev <shalev.tomer@gmail.com>2009-09-30 10:06:04 +0000
commit8c5141b32ea74a3093073d9bb11205acb7640233 (patch)
tree486f8e4f94053a389d840b04724567a524b9b4ea /apps/usb_keymaps.c
parentd7f4f9ff750872a9eb570409966e500099d84d7d (diff)
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Commit "FS#10468 - USB HID: Show keypad mode on screen"
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22852 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/usb_keymaps.c')
-rw-r--r--apps/usb_keymaps.c249
1 files changed, 249 insertions, 0 deletions
diff --git a/apps/usb_keymaps.c b/apps/usb_keymaps.c
new file mode 100644
index 0000000000..c791b11b25
--- /dev/null
+++ b/apps/usb_keymaps.c
@@ -0,0 +1,249 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2009 Tomer Shalev
+ *
+ * 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.
+ *
+ ****************************************************************************/
+#include "config.h"
+
+#ifdef USB_ENABLE_HID
+#include "action.h"
+#include "lang.h"
+#include "usbstack/usb_hid.h"
+//#define LOGF_ENABLE
+#include "logf.h"
+
+#define MODIFIER(modifier, key) ((key) | (modifier << 8))
+
+#define ALT(key) MODIFIER(HID_KEYBOARD_LEFT_ALT, key)
+#define CTRL(key) MODIFIER(HID_KEYBOARD_LEFT_CONTROL, key)
+#define SHIFT(key) MODIFIER(HID_KEYBOARD_LEFT_SHIFT, key)
+
+#define NUM_KEY_MAPPINGS (sizeof(hid_key_mappings) / \
+ sizeof(hid_key_mappings[0]))
+
+typedef struct
+{
+ int action;
+ int id;
+} mapping_t;
+
+typedef struct
+{
+ int lang_name;
+ usage_page_t usage_page;
+ mapping_t mapping[];
+} hid_key_mapping_t;
+
+static const hid_key_mapping_t hid_key_mapping_multimedia = {
+ LANG_MULTIMEDIA,
+ HID_USAGE_PAGE_CONSUMER,
+ {
+ /* Volume up */
+ { ACTION_USB_HID_DEC, HID_CONSUMER_USAGE_VOLUME_DECREMENT },
+ /* Volume down */
+ { ACTION_USB_HID_INC, HID_CONSUMER_USAGE_VOLUME_INCREMENT },
+ /* Volume mute */
+ { ACTION_USB_HID_SELECT, HID_CONSUMER_USAGE_MUTE },
+ /* Play / pause */
+ { ACTION_USB_HID_START, HID_CONSUMER_USAGE_PLAY_PAUSE },
+ /* Stop */
+ { ACTION_USB_HID_QUIT, HID_CONSUMER_USAGE_STOP },
+ /* Scan previous track */
+ { ACTION_USB_HID_LEFT, HID_CONSUMER_USAGE_SCAN_PREVIOUS_TRACK },
+ /* Scan next track */
+ { ACTION_USB_HID_RIGHT, HID_CONSUMER_USAGE_SCAN_NEXT_TRACK },
+ { 0, 0 },
+ }
+};
+
+static const hid_key_mapping_t hid_key_mapping_presentation = {
+ LANG_PRESENTATION,
+ HID_USAGE_PAGE_KEYBOARD_KEYPAD,
+ {
+ /* Slideshow start */
+ { ACTION_USB_HID_START, HID_KEYBOARD_F5 },
+ /* Slideshow leave */
+ { ACTION_USB_HID_QUIT, HID_KEYBOARD_ESCAPE },
+ /* Slide previous */
+ { ACTION_USB_HID_LEFT, HID_KEYBOARD_P },
+ /* Slide next */
+ { ACTION_USB_HID_RIGHT, HID_KEYBOARD_N },
+ /* Slide first */
+ { ACTION_USB_HID_LEFT_LONG, HID_KEYBOARD_HOME },
+ /* Slide Last */
+ { ACTION_USB_HID_RIGHT_LONG, HID_KEYBOARD_END },
+ /* Black screen */
+ { ACTION_USB_HID_MENU, HID_KEYBOARD_DOT },
+ /* White screen */
+ { ACTION_USB_HID_MENU_LONG, HID_KEYBOARD_COMMA },
+ /* Link previous */
+ { ACTION_USB_HID_DEC, SHIFT(HID_KEYBOARD_TAB) },
+ /* Link next */
+ { ACTION_USB_HID_INC, HID_KEYBOARD_TAB },
+ /* 'Mouse click' */
+ { ACTION_USB_HID_SELECT, HID_KEYBOARD_RETURN },
+ /* 'Mouse over' */
+ { ACTION_USB_HID_SELECT_LONG, SHIFT(HID_KEYBOARD_RETURN) },
+ { 0, 0 },
+ }
+};
+
+static const hid_key_mapping_t hid_key_mapping_browser = {
+ LANG_BROWSER,
+ HID_USAGE_PAGE_KEYBOARD_KEYPAD,
+ {
+ /* Scroll up */
+ { ACTION_USB_HID_DEC, HID_KEYBOARD_UP_ARROW },
+ /* Scroll down */
+ { ACTION_USB_HID_INC, HID_KEYBOARD_DOWN_ARROW },
+ /* Scroll page up */
+ { ACTION_USB_HID_START, HID_KEYBOARD_PAGE_UP },
+ /* Scroll page down */
+ { ACTION_USB_HID_MENU, HID_KEYBOARD_PAGE_DOWN },
+ /* Zoom in */
+ { ACTION_USB_HID_START_LONG, CTRL(HID_KEYPAD_PLUS) },
+ /* Zoom out */
+ { ACTION_USB_HID_MENU_LONG, CTRL(HID_KEYPAD_MINUS) },
+ /* Zoom reset */
+ { ACTION_USB_HID_SELECT_LONG, CTRL(HID_KEYPAD_0_AND_INSERT) },
+ /* Tab previous */
+ { ACTION_USB_HID_LEFT, CTRL(HID_KEYBOARD_PAGE_UP) },
+ /* Tab next */
+ { ACTION_USB_HID_RIGHT, CTRL(HID_KEYBOARD_PAGE_DOWN) },
+ /* Tab close */
+ { ACTION_USB_HID_QUIT_LONG, CTRL(HID_KEYBOARD_W) },
+ /* History back */
+ { ACTION_USB_HID_LEFT_LONG, ALT(HID_KEYBOARD_LEFT_ARROW) },
+ /* History forward */
+ { ACTION_USB_HID_RIGHT_LONG, ALT(HID_KEYBOARD_RIGHT_ARROW) },
+ /* Full-Screen */
+ { ACTION_USB_HID_SELECT, HID_KEYBOARD_F11 },
+ { 0, 0 },
+ }
+};
+
+#ifdef HAVE_USB_HID_MOUSE
+static const hid_key_mapping_t hid_key_mapping_mouse = {
+ LANG_MOUSE,
+ HID_USAGE_PAGE_GENERIC_DESKTOP_CONTROLS,
+ {
+ /* Mouse up */
+ { ACTION_USB_HID_MOUSE_UP, HID_MOUSE_UP },
+ { ACTION_USB_HID_MOUSE_UP_REP, HID_MOUSE_UP_REP },
+ { ACTION_USB_HID_MOUSE_LDRAG_UP, HID_MOUSE_LDRAG_UP },
+ { ACTION_USB_HID_MOUSE_LDRAG_UP_REP, HID_MOUSE_LDRAG_UP_REP },
+ { ACTION_USB_HID_MOUSE_RDRAG_UP, HID_MOUSE_RDRAG_UP },
+ { ACTION_USB_HID_MOUSE_RDRAG_UP_REP, HID_MOUSE_RDRAG_UP_REP },
+ /* Mouse down */
+ { ACTION_USB_HID_MOUSE_DOWN, HID_MOUSE_DOWN },
+ { ACTION_USB_HID_MOUSE_DOWN_REP, HID_MOUSE_DOWN_REP },
+ { ACTION_USB_HID_MOUSE_LDRAG_DOWN, HID_MOUSE_LDRAG_DOWN },
+ { ACTION_USB_HID_MOUSE_LDRAG_DOWN_REP, HID_MOUSE_LDRAG_DOWN_REP },
+ { ACTION_USB_HID_MOUSE_RDRAG_DOWN, HID_MOUSE_RDRAG_DOWN },
+ { ACTION_USB_HID_MOUSE_RDRAG_DOWN_REP, HID_MOUSE_RDRAG_DOWN_REP },
+ /* Mouse left */
+ { ACTION_USB_HID_MOUSE_LEFT, HID_MOUSE_LEFT },
+ { ACTION_USB_HID_MOUSE_LEFT_REP, HID_MOUSE_LEFT_REP },
+ { ACTION_USB_HID_MOUSE_LDRAG_LEFT, HID_MOUSE_LDRAG_LEFT },
+ { ACTION_USB_HID_MOUSE_LDRAG_LEFT_REP, HID_MOUSE_LDRAG_LEFT_REP },
+ { ACTION_USB_HID_MOUSE_RDRAG_LEFT, HID_MOUSE_RDRAG_LEFT },
+ { ACTION_USB_HID_MOUSE_RDRAG_LEFT_REP, HID_MOUSE_RDRAG_LEFT_REP },
+ /* Mouse right */
+ { ACTION_USB_HID_MOUSE_RIGHT, HID_MOUSE_RIGHT },
+ { ACTION_USB_HID_MOUSE_RIGHT_REP, HID_MOUSE_RIGHT_REP },
+ { ACTION_USB_HID_MOUSE_LDRAG_RIGHT, HID_MOUSE_LDRAG_RIGHT },
+ { ACTION_USB_HID_MOUSE_LDRAG_RIGHT_REP, HID_MOUSE_LDRAG_RIGHT_REP },
+ { ACTION_USB_HID_MOUSE_RDRAG_RIGHT, HID_MOUSE_RDRAG_RIGHT },
+ { ACTION_USB_HID_MOUSE_RDRAG_RIGHT_REP, HID_MOUSE_RDRAG_RIGHT_REP },
+ /* Mouse buttons */
+ { ACTION_USB_HID_MOUSE_BUTTON_LEFT, HID_MOUSE_BUTTON_LEFT },
+ { ACTION_USB_HID_MOUSE_BUTTON_LEFT_REL, HID_MOUSE_BUTTON_LEFT_REL },
+ { ACTION_USB_HID_MOUSE_BUTTON_RIGHT, HID_MOUSE_BUTTON_RIGHT },
+ { ACTION_USB_HID_MOUSE_BUTTON_RIGHT_REL, HID_MOUSE_BUTTON_RIGHT_REL },
+ /* Mouse wheel scroll up */
+ { ACTION_USB_HID_DEC, HID_MOUSE_SCROLL_UP },
+ /* Mouse wheel scroll down */
+ { ACTION_USB_HID_INC, HID_MOUSE_SCROLL_DOWN },
+ { 0, 0 },
+ }
+};
+
+#define USB_KEYPAD_MODE_MOUSE 3 /* Value of the mouse setting (hard-coded) */
+#endif /* HAVE_USB_HID_MOUSE */
+
+static const hid_key_mapping_t *hid_key_mappings[] =
+{
+ &hid_key_mapping_multimedia,
+ &hid_key_mapping_presentation,
+ &hid_key_mapping_browser,
+#ifdef HAVE_USB_HID_MOUSE
+ &hid_key_mapping_mouse,
+#endif
+};
+
+extern int usb_keypad_mode;
+
+int get_hid_usb_action(void)
+{
+ int action, context = CONTEXT_USB_HID;
+
+#ifdef HAVE_USB_HID_MOUSE
+ if (usb_keypad_mode == USB_KEYPAD_MODE_MOUSE)
+ context = CONTEXT_USB_HID_MOUSE;
+#endif
+
+ action = get_action(context, HZ/4);
+ /* Skip key mappings in a cyclic way */
+ if (action == ACTION_USB_HID_MODE)
+ {
+ usb_keypad_mode = (usb_keypad_mode + 1) % NUM_KEY_MAPPINGS;
+ }
+ else if (action == ACTION_USB_HID_MODE_LONG)
+ {
+ usb_keypad_mode = (usb_keypad_mode - 1) % NUM_KEY_MAPPINGS;
+ }
+ else if (action > ACTION_USB_HID_FIRST && action < ACTION_USB_HID_LAST)
+ {
+ const mapping_t *mapping;
+ const hid_key_mapping_t *key_mapping =
+ hid_key_mappings[usb_keypad_mode];
+
+ for (mapping = key_mapping->mapping; mapping->action; mapping++)
+ {
+ if (action == mapping->action)
+ {
+ logf("Action %d", action);
+ usb_hid_send(key_mapping->usage_page, mapping->id);
+ break;
+ }
+ }
+#ifdef DEBUG
+ if (!mapping->action)
+ logf("Action %d not found", action);
+#endif
+ }
+
+ return action;
+}
+
+int keypad_mode_name_get(void)
+{
+ return hid_key_mappings[usb_keypad_mode]->lang_name;
+}
+
+#endif