/*
 *      build.h - this file is part of Geany, a fast and lightweight IDE
 *
 *      Copyright 2005-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
 *      Copyright 2006-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
 *
 *      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 program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License along
 *      with this program; if not, write to the Free Software Foundation, Inc.,
 *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

/** @file build.h Interface to the Build menu functionality. */

#ifndef GEANY_BUILD_H
#define GEANY_BUILD_H 1

G_BEGIN_DECLS

/* Order is important (see GBO_TO_GBG, GBO_TO_CMD below) */
/* * Geany Known Build Commands.
 * These commands are named after their default use.
 * Only these commands can currently have keybindings.
 **/
typedef enum
{
	GEANY_GBO_COMPILE,		/* *< default compile file */
	GEANY_GBO_BUILD,		/* *< default build file */
	GEANY_GBO_MAKE_ALL,		/* *< default make */
	GEANY_GBO_CUSTOM,		/* *< default make user specified target */
	GEANY_GBO_MAKE_OBJECT,	/* *< default make object, make %e.o */
	GEANY_GBO_EXEC,			/* *< default execute ./%e */
	GEANY_GBO_COUNT			/* *< count of how many */
} GeanyBuildType;

/** Groups of Build menu items. */
typedef enum
{
	GEANY_GBG_FT,		/* *< filetype items */
	GEANY_GBG_NON_FT,	/* *< non filetype items.*/
	GEANY_GBG_EXEC,		/* *< execute items */
	GEANY_GBG_COUNT		/* *< count of groups. */
} GeanyBuildGroup;

/* include the fixed widgets in an array indexed by groups */
#define GBG_FIXED GEANY_GBG_COUNT

/* * Convert @c GeanyBuildType to @c GeanyBuildGroup.
 *
 * This macro converts @c GeanyBuildType enum values (the "known" commands)
 * to the group they are part of.
 *
 * @param gbo the @c GeanyBuildType value.
 *
 * @return the @c GeanyBuildGroup group that @a gbo is in.
 *
 * Note this is a macro so that it can be used in static initialisers.
 **/
#define GBO_TO_GBG(gbo) ((gbo)>GEANY_GBO_EXEC?GEANY_GBG_COUNT:((gbo)>=GEANY_GBO_EXEC?GEANY_GBG_EXEC: \
						 ((gbo) >= GEANY_GBO_MAKE_ALL ? GEANY_GBG_NON_FT : GEANY_GBG_FT)))

/* * Convert @c GeanyBuildType to command index.
 *
 * This macro converts @c GeanyBuildType enum values (the "known" commands)
 * to the index within the group.
 *
 * @param gbo the @c GeanyBuildType value.
 *
 * @return the index of the @a gbo command in its group.
 *
 * Note this is a macro so that it can be used in static initialisers.
 **/
#define GBO_TO_CMD(gbo) ((gbo)>=GEANY_GBO_COUNT?(gbo)-GEANY_GBO_COUNT:((gbo)>=GEANY_GBO_EXEC?(gbo)-GEANY_GBO_EXEC: \
						 ((gbo) >= GEANY_GBO_MAKE_ALL ? (gbo)-GEANY_GBO_MAKE_ALL : (gbo))))

enum GeanyBuildFixedMenuItems
{
	GBF_NEXT_ERROR,
	GBF_PREV_ERROR,
	GBF_COMMANDS,
	GBF_SEP_1,
	GBF_SEP_2,
	GBF_SEP_3,
	GBF_SEP_4,
	GBF_COUNT
};

/** Build menu item sources in increasing priority */
typedef enum
{
	GEANY_BCS_DEF,		/* *< Default values. */
	GEANY_BCS_FT,		/* *< System filetype values. */
	GEANY_BCS_HOME_FT,	/* *< Filetypes in ~/.config/geany/filedefs */
	GEANY_BCS_PREF,		/* *< Preferences file ~/.config/geany/geany.conf */
	GEANY_BCS_PROJ_FT,	/* *< Project file filetype command */
	GEANY_BCS_PROJ,		/* *< Project file if open. */
	GEANY_BCS_COUNT		/* *< Count of sources. */
} GeanyBuildSource;

typedef struct GeanyBuildInfo
{
	GeanyBuildGroup	 grp;
	guint			 cmd;
	GPid			 pid;	/* process id of the spawned process */
	gchar			*dir;
	guint			 file_type_id;
	gchar			*custom_target;
	gint			 message_count;
} GeanyBuildInfo;

extern GeanyBuildInfo build_info;

/** The entries of a command for a menu item */
typedef enum GeanyBuildCmdEntries
{
	GEANY_BC_LABEL,				/* *< The menu item label, _ marks mnemonic */
	GEANY_BC_COMMAND,			/* *< The command to run. */
	GEANY_BC_WORKING_DIR,		/* *< The directory to run in */
	GEANY_BC_CMDENTRIES_COUNT	/* *< Count of entries */
} GeanyBuildCmdEntries;

/* * The command for a menu item. */
typedef struct GeanyBuildCommand
{
	/* * Pointers to g_string values of the command entries.
	 * Must be freed if the pointer is changed. */
	gchar 		*label;						/* *< Menu item label */
	gchar		*command;					/* *< Command to run */
	gchar		*working_dir;				/* *< working directory */
	gboolean	 exists;					/* *< If the entries have valid values. */
	gboolean	 changed;					/* *< Save on exit if @c changed, remove if not @c exist. */
	gboolean	 old;						/* *< Converted from old format. */
} GeanyBuildCommand;

typedef struct BuildMenuItems
{
	GtkWidget		*menu;
	GtkWidget		**menu_item[GEANY_GBG_COUNT + 1];  /* +1 for fixed items */
} BuildMenuItems;

/* a structure defining the destinations for a set of groups of commands & regex */
typedef struct BuildDestination
{
	GeanyBuildCommand	**dst[GEANY_GBG_COUNT];
	gchar				**fileregexstr;
	gchar				**nonfileregexstr;
} BuildDestination;

/* opaque pointers returned from build functions and passed back to them */
typedef struct BuildTableFields *BuildTableData;


void build_init(void);

void build_finalize(void);

/* menu configuration dialog functions */
GtkWidget *build_commands_table(GeanyDocument *doc, GeanyBuildSource dst, BuildTableData *data, GeanyFiletype *ft);

void build_read_project(GeanyFiletype *ft, BuildTableData build_properties);

void build_free_fields(BuildTableData data);

/* build response decode assistance function */
gboolean build_parse_make_dir(const gchar *string, gchar **prefix);

/* build menu functions */

void build_menu_update(GeanyDocument *doc);

void build_toolbutton_build_clicked(GtkAction *action, gpointer user_data);

void build_remove_menu_item(const GeanyBuildSource src, const GeanyBuildGroup grp, const gint cmd);

GeanyBuildCommand *build_get_menu_item(const GeanyBuildSource src, const GeanyBuildGroup grp, const guint cmd);

const gchar *build_get_current_menu_item(const GeanyBuildGroup grp, const guint cmd, 
                                         const GeanyBuildCmdEntries field);

void build_set_menu_item(const GeanyBuildSource src, const GeanyBuildGroup grp,
                         const guint cmd, const GeanyBuildCmdEntries field, const gchar *value);

void build_activate_menu_item(const GeanyBuildGroup grp, const guint cmd);

BuildMenuItems *build_get_menu_items(gint filetype_idx);

/* load and store menu configuration */
void build_load_menu(GKeyFile *config, GeanyBuildSource dst, gpointer ptr);

void build_save_menu(GKeyFile *config, gpointer ptr, GeanyBuildSource src);

void build_set_group_count(GeanyBuildGroup grp, gint count);

guint build_get_group_count(const GeanyBuildGroup grp);

gchar **build_get_regex(GeanyBuildGroup grp, GeanyFiletype *ft, guint *from);

G_END_DECLS

#endif
