[andy/viking.git] / src / datasource_file.c

/*
 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
 *
 * Copyright (C) 2011, Guilhem Bonnefille <guilhem.bonnefille@gmail.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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>

#include <glib/gprintf.h>
#include <glib/gi18n.h>

#include <gtk/gtk.h>

#include "viking.h"
#include "babel.h"
#include "gpx.h"
#include "babel_ui.h"
#include "acquire.h"

typedef struct {
  GtkWidget *file;
  GtkWidget *type;
} datasource_file_widgets_t;

/* The last used directory */
static gchar *last_folder_uri = NULL;

/* The last used file filter */
/* Nb: we use a complex strategy for this because the UI is rebuild each
 time, so it is not possible to reuse directly the GtkFileFilter as they are
 differents. */
static BabelFile *last_file_filter = NULL;

/* The last file format selected */
static int last_type = 0;

static gpointer datasource_file_init ( acq_vik_t *avt );
static void datasource_file_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
static void datasource_file_get_cmd_string ( datasource_file_widgets_t *widgets, gchar **cmd, gchar **input_file_type, gpointer not_used );
static void datasource_file_cleanup ( gpointer data );

VikDataSourceInterface vik_datasource_file_interface = {
  N_("Import file with GPSBabel"),
  N_("Imported file"),
  VIK_DATASOURCE_ADDTOLAYER,
  VIK_DATASOURCE_INPUTTYPE_NONE,
  TRUE,
  TRUE,
  TRUE,
  (VikDataSourceInitFunc)		datasource_file_init,
  (VikDataSourceCheckExistenceFunc)	NULL,
  (VikDataSourceAddSetupWidgetsFunc)	datasource_file_add_setup_widgets,
  (VikDataSourceGetCmdStringFunc)	datasource_file_get_cmd_string,
  (VikDataSourceProcessFunc)        a_babel_convert_from,
  (VikDataSourceProgressFunc)		NULL,
  (VikDataSourceAddProgressWidgetsFunc)	NULL,
  (VikDataSourceCleanupFunc)		datasource_file_cleanup,
  (VikDataSourceOffFunc)                NULL,

  NULL,
  0,
  NULL,
  NULL,
  0
};

/* See VikDataSourceInterface */
static gpointer datasource_file_init ( acq_vik_t *avt )
{
  datasource_file_widgets_t *widgets = g_malloc(sizeof(*widgets));
  return widgets;
}

static void add_file_filter (gpointer data, gpointer user_data)
{
  GtkFileChooser *chooser = GTK_FILE_CHOOSER ( user_data );
  const gchar *label = ((BabelFile*) data)->label;
  const gchar *ext = ((BabelFile*) data)->ext;
  if ( ext == NULL || ext[0] == '\0' )
    /* No file extension => no filter */
	return;
  gchar *pattern = g_strdup_printf ( "*.%s", ext );

  GtkFileFilter *filter = gtk_file_filter_new ();
  gtk_file_filter_add_pattern ( filter, pattern );
  if ( strstr ( label, pattern+1 ) ) {
    gtk_file_filter_set_name ( filter, label );
  } else {
    /* Ensure displayed label contains file pattern */
	/* NB: we skip the '*' in the pattern */
	gchar *name = g_strdup_printf ( "%s (%s)", label, pattern+1 );
    gtk_file_filter_set_name ( filter, name );
	g_free ( name );
  }
  g_object_set_data ( G_OBJECT(filter), "Babel", data );
  gtk_file_chooser_add_filter ( chooser, filter );
  if ( last_file_filter == data )
    /* Previous selection used this filter */
    gtk_file_chooser_set_filter ( chooser, filter );

  g_free ( pattern );
}

/* See VikDataSourceInterface */
static void datasource_file_add_setup_widgets ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data )
{
  datasource_file_widgets_t *widgets = (datasource_file_widgets_t *)user_data;
  GtkWidget *filename_label, *type_label;

  /* The file selector */
  filename_label = gtk_label_new (_("File:"));
  widgets->file = gtk_file_chooser_button_new (_("File to import"), GTK_FILE_CHOOSER_ACTION_OPEN);
  if (last_folder_uri)
    gtk_file_chooser_set_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file), last_folder_uri);
  /* Add filters */
  g_list_foreach ( a_babel_file_list, add_file_filter, widgets->file );
  GtkFileFilter *all_filter = gtk_file_filter_new ();
  gtk_file_filter_add_pattern ( all_filter, "*" );
  gtk_file_filter_set_name ( all_filter, _("All files") );
  gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
  if ( last_file_filter == NULL )
    /* No previously selected filter or 'All files' selected */
    gtk_file_chooser_set_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );

  /* The file format selector */
  type_label = gtk_label_new (_("File type:"));
  /* Propose all readable file */
  BabelMode mode = { 1, 0, 1, 0, 1, 0 };
  widgets->type = a_babel_ui_file_type_selector_new ( mode );
  g_signal_connect ( G_OBJECT(widgets->type), "changed",
      G_CALLBACK(a_babel_ui_type_selector_dialog_sensitivity_cb), dialog );
  gtk_combo_box_set_active ( GTK_COMBO_BOX(widgets->type), last_type );
  /* Manually call the callback to fix the state */
  a_babel_ui_type_selector_dialog_sensitivity_cb ( GTK_COMBO_BOX(widgets->type), dialog );

  /* Packing all these widgets */
  GtkBox *box = GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog)));
  gtk_box_pack_start ( box, filename_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, widgets->file, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, type_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( box, widgets->type, FALSE, FALSE, 5 );
  gtk_widget_show_all(dialog);
}

/* See VikDataSourceInterface */
static void datasource_file_get_cmd_string ( datasource_file_widgets_t *widgets, gchar **cmd, gchar **input_file, gpointer not_used )
{
  /* Retrieve the file selected */
  gchar *filename = gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(widgets->file) );

  /* Memorize the directory for later use */
  g_free (last_folder_uri);
  last_folder_uri = gtk_file_chooser_get_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file) );
  last_folder_uri = g_strdup (last_folder_uri);

  /* Memorize the file filter for later use */
  GtkFileFilter *filter = gtk_file_chooser_get_filter ( GTK_FILE_CHOOSER(widgets->file) );
  last_file_filter = g_object_get_data ( G_OBJECT(filter), "Babel" );

  /* Retrieve and memorize file format selected */
  gchar *type = NULL;
  last_type = gtk_combo_box_get_active ( GTK_COMBO_BOX (widgets->type) );
  type = (a_babel_ui_file_type_selector_get ( widgets->type ))->name;

  /* Build the string */
  *cmd = g_strdup_printf( "-i %s", type);
  *input_file = g_strdup(filename);

  /* Free memory */
  g_free (filename);

  g_debug(_("using babel args '%s' and file '%s'"), *cmd, *input_file);
}

/* See VikDataSourceInterface */
static void datasource_file_cleanup ( gpointer data )
{
  g_free ( data );
}
Commit	Line	Data
31349009 GB	1	/*
	2	* viking -- GPS Data and Topo Analyzer, Explorer, and Manager
	3	*
	4	* Copyright (C) 2011, Guilhem Bonnefille <guilhem.bonnefille@gmail.com>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*
	20	*/
	21	#ifdef HAVE_CONFIG_H
	22	#include "config.h"
	23	#endif
	24	#include <string.h>
	25
	26	#include <glib/gprintf.h>
	27	#include <glib/gi18n.h>
	28
	29	#include <gtk/gtk.h>
	30
	31	#include "viking.h"
	32	#include "babel.h"
	33	#include "gpx.h"
b666a8ba	34	#include "babel_ui.h"
31349009 GB	35	#include "acquire.h"
	36
	37	typedef struct {
	38	GtkWidget *file;
	39	GtkWidget *type;
	40	} datasource_file_widgets_t;
	41
	42	/* The last used directory */
	43	static gchar *last_folder_uri = NULL;
	44
	45	/* The last used file filter */
	46	/* Nb: we use a complex strategy for this because the UI is rebuild each
	47	time, so it is not possible to reuse directly the GtkFileFilter as they are
	48	differents. */
	49	static BabelFile *last_file_filter = NULL;
	50
	51	/* The last file format selected */
	52	static int last_type = 0;
	53
307abf54	54	static gpointer datasource_file_init ( acq_vik_t *avt );
31349009	55	static void datasource_file_add_setup_widgets ( GtkWidget dialog, VikViewport vvp, gpointer user_data );
ed691ed1	56	static void datasource_file_get_cmd_string ( datasource_file_widgets_t widgets, gchar cmd, gchar *input_file_type, gpointer not_used );
31349009 GB	57	static void datasource_file_cleanup ( gpointer data );
	58
	59	VikDataSourceInterface vik_datasource_file_interface = {
	60	N_("Import file with GPSBabel"),
	61	N_("Imported file"),
31349009 GB	62	VIK_DATASOURCE_ADDTOLAYER,
	63	VIK_DATASOURCE_INPUTTYPE_NONE,
	64	TRUE,
	65	TRUE,
b2aa700f	66	TRUE,
31349009 GB	67	(VikDataSourceInitFunc) datasource_file_init,
	68	(VikDataSourceCheckExistenceFunc) NULL,
	69	(VikDataSourceAddSetupWidgetsFunc) datasource_file_add_setup_widgets,
	70	(VikDataSourceGetCmdStringFunc) datasource_file_get_cmd_string,
eb3f9398	71	(VikDataSourceProcessFunc) a_babel_convert_from,
31349009 GB	72	(VikDataSourceProgressFunc) NULL,
	73	(VikDataSourceAddProgressWidgetsFunc) NULL,
	74	(VikDataSourceCleanupFunc) datasource_file_cleanup,
	75	(VikDataSourceOffFunc) NULL,
63959706 RN	76
	77	NULL,
	78	0,
	79	NULL,
	80	NULL,
	81	0
31349009 GB	82	};
	83
	84	/* See VikDataSourceInterface */
307abf54	85	static gpointer datasource_file_init ( acq_vik_t *avt )
31349009 GB	86	{
	87	datasource_file_widgets_t widgets = g_malloc(sizeof(widgets));
	88	return widgets;
	89	}
	90
31349009 GB	91	static void add_file_filter (gpointer data, gpointer user_data)
	92	{
	93	GtkFileChooser *chooser = GTK_FILE_CHOOSER ( user_data );
	94	const gchar label = ((BabelFile) data)->label;
	95	const gchar ext = ((BabelFile) data)->ext;
	96	if ( ext == NULL \|\| ext[0] == '\0' )
	97	/* No file extension => no filter */
	98	return;
	99	gchar pattern = g_strdup_printf ( ".%s", ext );
	100
	101	GtkFileFilter *filter = gtk_file_filter_new ();
	102	gtk_file_filter_add_pattern ( filter, pattern );
	103	if ( strstr ( label, pattern+1 ) ) {
	104	gtk_file_filter_set_name ( filter, label );
	105	} else {
	106	/* Ensure displayed label contains file pattern */
	107	/* NB: we skip the '' in the pattern /
	108	gchar *name = g_strdup_printf ( "%s (%s)", label, pattern+1 );
	109	gtk_file_filter_set_name ( filter, name );
	110	g_free ( name );
	111	}
	112	g_object_set_data ( G_OBJECT(filter), "Babel", data );
	113	gtk_file_chooser_add_filter ( chooser, filter );
	114	if ( last_file_filter == data )
	115	/* Previous selection used this filter */
	116	gtk_file_chooser_set_filter ( chooser, filter );
	117
	118	g_free ( pattern );
	119	}
	120
	121	/* See VikDataSourceInterface */
	122	static void datasource_file_add_setup_widgets ( GtkWidget dialog, VikViewport vvp, gpointer user_data )
	123	{
	124	datasource_file_widgets_t widgets = (datasource_file_widgets_t )user_data;
	125	GtkWidget filename_label, type_label;
	126
	127	/* The file selector */
	128	filename_label = gtk_label_new (_("File:"));
	129	widgets->file = gtk_file_chooser_button_new (_("File to import"), GTK_FILE_CHOOSER_ACTION_OPEN);
	130	if (last_folder_uri)
	131	gtk_file_chooser_set_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file), last_folder_uri);
	132	/* Add filters */
	133	g_list_foreach ( a_babel_file_list, add_file_filter, widgets->file );
	134	GtkFileFilter *all_filter = gtk_file_filter_new ();
	135	gtk_file_filter_add_pattern ( all_filter, "*" );
	136	gtk_file_filter_set_name ( all_filter, _("All files") );
	137	gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
	138	if ( last_file_filter == NULL )
	139	/* No previously selected filter or 'All files' selected */
	140	gtk_file_chooser_set_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
	141
	142	/* The file format selector */
	143	type_label = gtk_label_new (_("File type:"));
b666a8ba GB	144	/* Propose all readable file */
	145	BabelMode mode = { 1, 0, 1, 0, 1, 0 };
	146	widgets->type = a_babel_ui_file_type_selector_new ( mode );
	147	g_signal_connect ( G_OBJECT(widgets->type), "changed",
	148	G_CALLBACK(a_babel_ui_type_selector_dialog_sensitivity_cb), dialog );
	149	gtk_combo_box_set_active ( GTK_COMBO_BOX(widgets->type), last_type );
	150	/* Manually call the callback to fix the state */
f31afc42	151	a_babel_ui_type_selector_dialog_sensitivity_cb ( GTK_COMBO_BOX(widgets->type), dialog );
31349009 GB	152
31349009 GB	153	/* Packing all these widgets */
a8367d25 GB	154	GtkBox *box = GTK_BOX(gtk_dialog_get_content_area(GTK_DIALOG(dialog)));
	155	gtk_box_pack_start ( box, filename_label, FALSE, FALSE, 5 );
	156	gtk_box_pack_start ( box, widgets->file, FALSE, FALSE, 5 );
	157	gtk_box_pack_start ( box, type_label, FALSE, FALSE, 5 );
	158	gtk_box_pack_start ( box, widgets->type, FALSE, FALSE, 5 );
31349009 GB	159	gtk_widget_show_all(dialog);
	160	}
	161
	162	/* See VikDataSourceInterface */
ed691ed1	163	static void datasource_file_get_cmd_string ( datasource_file_widgets_t widgets, gchar cmd, gchar *input_file, gpointer not_used )
31349009	164	{
31349009	165	/* Retrieve the file selected */
2d8277f1	166	gchar *filename = gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(widgets->file) );
31349009 GB	167
	168	/* Memorize the directory for later use */
	169	g_free (last_folder_uri);
	170	last_folder_uri = gtk_file_chooser_get_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file) );
	171	last_folder_uri = g_strdup (last_folder_uri);
	172
	173	/* Memorize the file filter for later use */
	174	GtkFileFilter *filter = gtk_file_chooser_get_filter ( GTK_FILE_CHOOSER(widgets->file) );
	175	last_file_filter = g_object_get_data ( G_OBJECT(filter), "Babel" );
	176
	177	/* Retrieve and memorize file format selected */
2d8277f1	178	gchar *type = NULL;
31349009	179	last_type = gtk_combo_box_get_active ( GTK_COMBO_BOX (widgets->type) );
b666a8ba	180	type = (a_babel_ui_file_type_selector_get ( widgets->type ))->name;
31349009 GB	181
	182	/* Build the string */
	183	*cmd = g_strdup_printf( "-i %s", type);
	184	*input_file = g_strdup(filename);
	185
	186	/* Free memory */
	187	g_free (filename);
	188
	189	g_debug(_("using babel args '%s' and file '%s'"), cmd, input_file);
	190	}
	191
	192	/* See VikDataSourceInterface */
	193	static void datasource_file_cleanup ( gpointer data )
	194	{
	195	g_free ( data );
	196	}
	197