forked from len0rd/rockbox
		
	git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26944 a1c6a512-1295-4272-9138-f99709370657
		
			
				
	
	
		
			383 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			383 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /***************************************************************************
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|  *             __________               __   ___.
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|  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
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|  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
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|  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
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|  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
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|  *                     \/            \/     \/    \/            \/
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|  *
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|  * Copyright (C) 2004 Brent Coutts
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|  *
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|  * This program is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU General Public License
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|  * as published by the Free Software Foundation; either version 2
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|  * of the License, or (at your option) any later version.
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|  *
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|  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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|  * KIND, either express or implied.
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|  *
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|  ****************************************************************************/
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| #ifndef __ACTION_H__
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| #define __ACTION_H__
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| 
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| #include "stdbool.h"
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| #include "button.h"
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| #include "viewport.h"
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| 
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| #define TIMEOUT_BLOCK   -1
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| #define TIMEOUT_NOBLOCK  0
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| 
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| #define CONTEXT_STOPSEARCHING 0xFFFFFFFF
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| #define CONTEXT_REMOTE  0x80000000 /* | this against another context to get remote buttons for that context */
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| #define CONTEXT_CUSTOM  0x40000000 /* | this against anything to get your context number */
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| #define CONTEXT_CUSTOM2 0x20000000 /* as above */
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| #define CONTEXT_PLUGIN  0x10000000 /* for plugins using get_custom_action */
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| 
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| #define LAST_ITEM_IN_LIST { CONTEXT_STOPSEARCHING, BUTTON_NONE, BUTTON_NONE }
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| #define LAST_ITEM_IN_LIST__NEXTLIST(a) { a, BUTTON_NONE, BUTTON_NONE }
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| 
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| #ifndef HAS_BUTTON_HOLD
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| #define ALLOW_SOFTLOCK 0x08000000 /* will be stripped.. never needed except in calls to get_action() */
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| #else
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| #define ALLOW_SOFTLOCK 0
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| #endif
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| 
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| enum {
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|     CONTEXT_STD = 0,
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|     /* These CONTEXT_ values were here before me,
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|     there values may have significance, so dont touch! */
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|     CONTEXT_WPS = 1,
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|     CONTEXT_TREE = 2, 
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|     CONTEXT_RECORD = 3,
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|     CONTEXT_MAINMENU = 4, /* uses CONTEXT_TREE and ACTION_TREE_* */
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|     CONTEXT_ID3DB = 5,
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|     /* Add new contexts here, no need to explicitly define a value for them */    
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|     CONTEXT_LIST,
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|     CONTEXT_SETTINGS, /* regular setting screens (and debug screens) */
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|     /* bellow are setting screens which may need to redefine the standard 
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|        setting screen keys, targets should return the CONTEXT_SETTINGS
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|        keymap unless they are not adequate for the screen
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|     NOTE: uses ACTION_STD_[NEXT|PREV] so make sure they are there also   
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|           and (possibly) ACTION_SETTINGS_[INC|DEC] */
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|     CONTEXT_SETTINGS_EQ,            
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|     CONTEXT_SETTINGS_COLOURCHOOSER, 
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|     CONTEXT_SETTINGS_TIME,          
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|     CONTEXT_SETTINGS_RECTRIGGER,
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|     
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|     /* The following contexts should use ACTION_STD_[NEXT|PREV]
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|         and (possibly) ACTION_SETTINGS_[INC|DEC] 
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|        Also add any extra actions they need                        */
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|     CONTEXT_BOOKMARKSCREEN, /* uses ACTION_BMS_ defines */
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|     CONTEXT_ALARMSCREEN, /* uses ACTION_AS_ defines */   
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|     CONTEXT_QUICKSCREEN, /* uses ACTION_QS_ defines below */
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|     CONTEXT_PITCHSCREEN, /* uses ACTION_PS_ defines below */
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|     
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|     CONTEXT_YESNOSCREEN, /*NOTE: make sure your target has this and ACTION_YESNO_ACCEPT */
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|     CONTEXT_RECSCREEN,
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|     CONTEXT_KEYBOARD,
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|     CONTEXT_MORSE_INPUT,
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|     CONTEXT_FM,
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|     CONTEXT_USB_HID,
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|     CONTEXT_USB_HID_MODE_MULTIMEDIA,
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|     CONTEXT_USB_HID_MODE_PRESENTATION,
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|     CONTEXT_USB_HID_MODE_BROWSER,
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|     CONTEXT_USB_HID_MODE_MOUSE,
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| };
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| 
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| 
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| enum {
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|     
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|     ACTION_NONE = BUTTON_NONE,
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|     ACTION_UNKNOWN,
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|     ACTION_REDRAW, /* returned if keys are locked and we splash()'ed */
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|     ACTION_TOUCHSCREEN,
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|     ACTION_TOUCHSCREEN_MODE, /* toggle the touchscreen mode */
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|     
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|     /* standard actions, use these first */
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|     ACTION_STD_PREV, 
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|     ACTION_STD_PREVREPEAT,
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|     ACTION_STD_NEXT,
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|     ACTION_STD_NEXTREPEAT,
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|     
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|     ACTION_STD_OK,
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|     ACTION_STD_CANCEL,
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|     ACTION_STD_CONTEXT,
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|     ACTION_STD_MENU,
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|     ACTION_STD_QUICKSCREEN,
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|     ACTION_STD_KEYLOCK,
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|     ACTION_STD_REC,
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|     ACTION_STD_HOTKEY,
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|     
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|     ACTION_F3, /* just so everything works again, possibly change me */
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|     /* code context actions */
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|     
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|     /* WPS codes */
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|     ACTION_WPS_BROWSE,
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|     ACTION_WPS_PLAY,
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|     ACTION_WPS_SEEKBACK,
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|     ACTION_WPS_SEEKFWD,
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|     ACTION_WPS_STOPSEEK,
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|     ACTION_WPS_SKIPNEXT,
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|     ACTION_WPS_SKIPPREV,
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|     ACTION_WPS_STOP,
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|     ACTION_WPS_VOLDOWN,
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|     ACTION_WPS_VOLUP,
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|     ACTION_WPS_PITCHSCREEN,/* optional */
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|     ACTION_WPS_ID3SCREEN,/* optional */
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|     ACTION_WPS_CONTEXT,
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|     ACTION_WPS_QUICKSCREEN,/* optional */
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|     ACTION_WPS_MENU, /*this should be the same as ACTION_STD_MENU */
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|     ACTION_WPS_VIEW_PLAYLIST,
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|     ACTION_WPS_REC,
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| #if 0
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|     ACTION_WPSAB_SINGLE, /* This needs to be #defined in 
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|                             the config-<target>.h to one of the ACTION_WPS_ actions
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|                             so it can be used */
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| #endif
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|     ACTION_WPS_ABSETA_PREVDIR, /* these should be safe to put together seen as */
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|     ACTION_WPS_ABSETB_NEXTDIR, /* you shouldnt want to change dir in ab-mode */
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|     ACTION_WPS_ABRESET,
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|     ACTION_WPS_HOTKEY,
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|     
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|     /* list and tree page up/down */    
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|     ACTION_LISTTREE_PGUP,/* optional */
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|     ACTION_LISTTREE_PGDOWN,/* optional */
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| #ifdef HAVE_VOLUME_IN_LIST
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|     ACTION_LIST_VOLUP,
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|     ACTION_LIST_VOLDOWN,
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| #endif
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|     
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|     /* tree */ 
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|     ACTION_TREE_ROOT_INIT,
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|     ACTION_TREE_PGLEFT,/* optional */
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|     ACTION_TREE_PGRIGHT,/* optional */
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|     ACTION_TREE_STOP,
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|     ACTION_TREE_WPS,
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|     ACTION_TREE_HOTKEY,
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|     
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|     /* radio */
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|     ACTION_FM_MENU,
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|     ACTION_FM_PRESET,
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|     ACTION_FM_RECORD,
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|     ACTION_FM_FREEZE,
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|     ACTION_FM_STOP,
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|     ACTION_FM_MODE,
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|     ACTION_FM_EXIT,
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|     ACTION_FM_PLAY,
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|     ACTION_FM_RECORD_DBLPRE,
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|     ACTION_FM_NEXT_PRESET,
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|     ACTION_FM_PREV_PRESET,
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| 
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|     /* recording screen */
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|     ACTION_REC_LCD,
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|     ACTION_REC_PAUSE,
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|     ACTION_REC_NEWFILE,
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|     ACTION_REC_F2,
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|     ACTION_REC_F3,
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|     
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|     /* main menu */
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|     /* These are not strictly actions, but must be here
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|        so they dont conflict with real actions in the menu code */
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|     ACTION_REQUEST_MENUITEM,
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|     ACTION_EXIT_MENUITEM,
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|     ACTION_EXIT_AFTER_THIS_MENUITEM, /* if a menu returns this the menu will exit
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|                                         once the subitem returns */
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|     ACTION_ENTER_MENUITEM,
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|     
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|     /* id3db */
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|     
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|     /* list */
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|     
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|     /* settings */
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|     ACTION_SETTINGS_INC,
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|     ACTION_SETTINGS_INCREPEAT,
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|     ACTION_SETTINGS_INCBIGSTEP,
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|     ACTION_SETTINGS_DEC,
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|     ACTION_SETTINGS_DECREPEAT,
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|     ACTION_SETTINGS_DECBIGSTEP,
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|     ACTION_SETTINGS_RESET,
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|     
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|     /* bookmark screen */
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|     ACTION_BMS_DELETE,
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|     
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|     /* quickscreen */
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|     ACTION_QS_LEFT,
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|     ACTION_QS_RIGHT,
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|     ACTION_QS_DOWN,
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|     ACTION_QS_TOP,
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|     
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|     /* pitchscreen */
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|     /* obviously ignore if you dont have thise screen */
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|     ACTION_PS_INC_SMALL,
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|     ACTION_PS_INC_BIG,
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|     ACTION_PS_DEC_SMALL,
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|     ACTION_PS_DEC_BIG,
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|     ACTION_PS_NUDGE_LEFT,
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|     ACTION_PS_NUDGE_RIGHT,
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|     ACTION_PS_NUDGE_LEFTOFF,
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|     ACTION_PS_NUDGE_RIGHTOFF,
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|     ACTION_PS_TOGGLE_MODE,
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|     ACTION_PS_RESET,
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|     ACTION_PS_EXIT, /* _STD_* isnt going to work here */
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|     ACTION_PS_SLOWER,
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|     ACTION_PS_FASTER,
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|     
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|     /* yesno screen */
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|     ACTION_YESNO_ACCEPT,
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|     
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|     /* keyboard screen */
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|     ACTION_KBD_LEFT,
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|     ACTION_KBD_RIGHT,
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|     ACTION_KBD_CURSOR_LEFT,
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|     ACTION_KBD_CURSOR_RIGHT,
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|     ACTION_KBD_SELECT,
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|     ACTION_KBD_PAGE_FLIP,
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|     ACTION_KBD_DONE,
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|     ACTION_KBD_ABORT,
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|     ACTION_KBD_BACKSPACE,
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|     ACTION_KBD_UP,
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|     ACTION_KBD_DOWN,
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|     ACTION_KBD_MORSE_INPUT,
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|     ACTION_KBD_MORSE_SELECT,
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|     
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| #ifdef HAVE_TOUCHSCREEN
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|     /* the following are helper actions for touchscreen targets,
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|      * These are for actions which are not doable or required if buttons are
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|      * being used, but are nice additions if the touchscreen is used */
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|     ACTION_TOUCH_SHUFFLE,
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|     ACTION_TOUCH_REPMODE,
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| #endif    
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| 
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|     /* USB HID codes */
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|     ACTION_USB_HID_FIRST, /* Place holder */
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|     ACTION_USB_HID_NONE,
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|     ACTION_USB_HID_MODE_SWITCH_NEXT,
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|     ACTION_USB_HID_MODE_SWITCH_PREV,
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|     ACTION_USB_HID_MULTIMEDIA_VOLUME_UP,
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|     ACTION_USB_HID_MULTIMEDIA_VOLUME_DOWN,
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|     ACTION_USB_HID_MULTIMEDIA_VOLUME_MUTE,
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|     ACTION_USB_HID_MULTIMEDIA_PLAYBACK_PLAY_PAUSE,
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|     ACTION_USB_HID_MULTIMEDIA_PLAYBACK_STOP,
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|     ACTION_USB_HID_MULTIMEDIA_PLAYBACK_TRACK_PREV,
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|     ACTION_USB_HID_MULTIMEDIA_PLAYBACK_TRACK_NEXT,
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|     ACTION_USB_HID_PRESENTATION_SLIDESHOW_START,
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|     ACTION_USB_HID_PRESENTATION_SLIDESHOW_LEAVE,
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|     ACTION_USB_HID_PRESENTATION_SLIDE_PREV,
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|     ACTION_USB_HID_PRESENTATION_SLIDE_NEXT,
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|     ACTION_USB_HID_PRESENTATION_SLIDE_FIRST,
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|     ACTION_USB_HID_PRESENTATION_SLIDE_LAST,
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|     ACTION_USB_HID_PRESENTATION_SCREEN_BLACK,
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|     ACTION_USB_HID_PRESENTATION_SCREEN_WHITE,
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|     ACTION_USB_HID_PRESENTATION_LINK_PREV,
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|     ACTION_USB_HID_PRESENTATION_LINK_NEXT,
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|     ACTION_USB_HID_PRESENTATION_MOUSE_CLICK,
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|     ACTION_USB_HID_PRESENTATION_MOUSE_OVER,
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|     ACTION_USB_HID_BROWSER_SCROLL_UP,
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|     ACTION_USB_HID_BROWSER_SCROLL_DOWN,
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|     ACTION_USB_HID_BROWSER_SCROLL_PAGE_DOWN,
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|     ACTION_USB_HID_BROWSER_SCROLL_PAGE_UP,
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|     ACTION_USB_HID_BROWSER_ZOOM_IN,
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|     ACTION_USB_HID_BROWSER_ZOOM_OUT,
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|     ACTION_USB_HID_BROWSER_ZOOM_RESET,
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|     ACTION_USB_HID_BROWSER_TAB_PREV,
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|     ACTION_USB_HID_BROWSER_TAB_NEXT,
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|     ACTION_USB_HID_BROWSER_TAB_CLOSE,
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|     ACTION_USB_HID_BROWSER_HISTORY_BACK,
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|     ACTION_USB_HID_BROWSER_HISTORY_FORWARD,
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|     ACTION_USB_HID_BROWSER_VIEW_FULL_SCREEN,
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|     ACTION_USB_HID_MOUSE_UP,
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|     ACTION_USB_HID_MOUSE_UP_REP,
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|     ACTION_USB_HID_MOUSE_DOWN,
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|     ACTION_USB_HID_MOUSE_DOWN_REP,
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|     ACTION_USB_HID_MOUSE_LEFT,
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|     ACTION_USB_HID_MOUSE_LEFT_REP,
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|     ACTION_USB_HID_MOUSE_RIGHT,
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|     ACTION_USB_HID_MOUSE_RIGHT_REP,
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|     ACTION_USB_HID_MOUSE_LDRAG_UP,
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|     ACTION_USB_HID_MOUSE_LDRAG_UP_REP,
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|     ACTION_USB_HID_MOUSE_LDRAG_DOWN,
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|     ACTION_USB_HID_MOUSE_LDRAG_DOWN_REP,
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|     ACTION_USB_HID_MOUSE_LDRAG_LEFT,
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|     ACTION_USB_HID_MOUSE_LDRAG_LEFT_REP,
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|     ACTION_USB_HID_MOUSE_LDRAG_RIGHT,
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|     ACTION_USB_HID_MOUSE_LDRAG_RIGHT_REP,
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|     ACTION_USB_HID_MOUSE_RDRAG_UP,
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|     ACTION_USB_HID_MOUSE_RDRAG_UP_REP,
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|     ACTION_USB_HID_MOUSE_RDRAG_DOWN,
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|     ACTION_USB_HID_MOUSE_RDRAG_DOWN_REP,
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|     ACTION_USB_HID_MOUSE_RDRAG_LEFT,
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|     ACTION_USB_HID_MOUSE_RDRAG_LEFT_REP,
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|     ACTION_USB_HID_MOUSE_RDRAG_RIGHT,
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|     ACTION_USB_HID_MOUSE_RDRAG_RIGHT_REP,
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|     ACTION_USB_HID_MOUSE_BUTTON_LEFT,
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|     ACTION_USB_HID_MOUSE_BUTTON_LEFT_REL,
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|     ACTION_USB_HID_MOUSE_BUTTON_RIGHT,
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|     ACTION_USB_HID_MOUSE_BUTTON_RIGHT_REL,
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|     ACTION_USB_HID_MOUSE_WHEEL_SCROLL_UP,
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|     ACTION_USB_HID_MOUSE_WHEEL_SCROLL_DOWN,
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|     ACTION_USB_HID_LAST, /* Place holder */
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| 
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|     LAST_ACTION_PLACEHOLDER, /* custom actions should be this + something */
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| };
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| 
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| struct button_mapping {
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|     int action_code;
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|     int button_code;
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|     int pre_button_code;
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| };
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| /* use if you want to supply your own button mappings, PLUGINS ONLY */
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| /* get_context_map is a function which returns a button_mapping* depedning on the given context */
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| /* custom button_mappings may "chain" to inbuilt CONTEXT's */
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| int get_custom_action(int context,int timeout,
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|                       const struct button_mapping* (*get_context_map)(int));
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| /* use if one of the standard CONTEXT_ mappings will work (ALL the core should be using this! */
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| int get_action(int context, int timeout);
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| 
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| /* call this if you need to check for ACTION_STD_CANCEL only (i.e user abort! */
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| bool action_userabort(int timeout);
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| 
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| /* no other code should need this apart from action.c */
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| const struct button_mapping* get_context_mapping(int context);
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| #ifndef HAS_BUTTON_HOLD
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| bool is_keys_locked(void);
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| #endif
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| 
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| /* returns the status code variable from action.c for the button just pressed 
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|    If button != NULL it will be set to the actual button code */
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| #define ACTION_REMOTE   0x1 /* remote was pressed */
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| #define ACTION_REPEAT   0x2 /* action was repeated (NOT button) */
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| int get_action_statuscode(int *button);
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| 
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| /* returns the data value associated with the last action that is not
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|    BUTTON_NONE or flagged with SYS_EVENT */
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| intptr_t get_action_data(void);
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| 
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| #ifdef HAVE_TOUCHSCREEN
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| /* return BUTTON_NONE               on error
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|  *        BUTTON_REPEAT             if repeated press
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|  *        BUTTON_REPEAT|BUTTON_REL  if release after repeated press
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|  *        BUTTON_REL                if it's a short press = release after press
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|  *        BUTTON_TOUCHSCREEN        if press
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|  */
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| int action_get_touchscreen_press(short *x, short *y);
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| 
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| /*
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|  * wrapper action_get_touchscreen_press()
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|  * to filter the touchscreen coordinates through a viewport
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|  *
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|  * returns the action and x1, y1 relative to the viewport if
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|  * the press was within the viewport,
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|  * ACTION_UNKNOWN (and x1, y1 untouched) if the press was outside
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|  * BUTTON_NONE else
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|  * 
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|  **/
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| int action_get_touchscreen_press_in_vp(short *x1, short *y1, struct viewport *vp);
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| #endif
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| 
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| /* Don't let get_action*() return any ACTION_* values until the current buttons
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|  * have been released. SYS_* and BUTTON_NONE will go through.
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|  * Any actions relying on _RELEASE won't get seen.
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|  */
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| void action_wait_for_release(void);
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| 
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| #endif /* __ACTION_H__ */
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