[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 "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( );
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 );	
static void datasource_file_cleanup ( gpointer data );

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

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

static void fill_combo_box (gpointer data, gpointer user_data)
{
  GtkComboBoxText *combo = GTK_COMBO_BOX_TEXT (user_data);
  const gchar *label = ((BabelFile*) data)->label;
#if GTK_CHECK_VERSION (2,24,0)
  gtk_combo_box_text_append_text (combo, label);
#else
  gtk_combo_box_append_text (combo, label);
#endif
}

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:"));
#if GTK_CHECK_VERSION (2,24,0)
  widgets->type = gtk_combo_box_text_new ();
#else
  widgets->type = gtk_combo_box_new_text ();
#endif
  g_list_foreach (a_babel_file_list, fill_combo_box, widgets->type);
  gtk_combo_box_set_active (GTK_COMBO_BOX (widgets->type), last_type);

  /* Packing all these widgets */
  gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), filename_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), widgets->file, FALSE, FALSE, 5 );
  gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), type_label, FALSE, FALSE, 5 );
  gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), 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 )
{
  gchar *filename, *type;

  /* Retrieve the file selected */
  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 */
  last_type = gtk_combo_box_get_active ( GTK_COMBO_BOX (widgets->type) );
  type = ((BabelFile*)g_list_nth_data (a_babel_file_list, last_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"
	34	#include "acquire.h"
	35
	36	typedef struct {
	37	GtkWidget *file;
	38	GtkWidget *type;
	39	} datasource_file_widgets_t;
	40
	41	/* The last used directory */
	42	static gchar *last_folder_uri = NULL;
	43
	44	/* The last used file filter */
	45	/* Nb: we use a complex strategy for this because the UI is rebuild each
	46	time, so it is not possible to reuse directly the GtkFileFilter as they are
	47	differents. */
	48	static BabelFile *last_file_filter = NULL;
	49
	50	/* The last file format selected */
	51	static int last_type = 0;
	52
	53	static gpointer datasource_file_init( );
	54	static void datasource_file_add_setup_widgets ( GtkWidget dialog, VikViewport vvp, gpointer user_data );
	55	static void datasource_file_get_cmd_string ( datasource_file_widgets_t widgets, gchar cmd, gchar *input_file_type );
	56	static void datasource_file_cleanup ( gpointer data );
	57
	58	VikDataSourceInterface vik_datasource_file_interface = {
	59	N_("Import file with GPSBabel"),
	60	N_("Imported file"),
	61	VIK_DATASOURCE_GPSBABEL_DIRECT,
	62	VIK_DATASOURCE_ADDTOLAYER,
	63	VIK_DATASOURCE_INPUTTYPE_NONE,
	64	TRUE,
65	TRUE,
66	(VikDataSourceInitFunc) datasource_file_init,
67	(VikDataSourceCheckExistenceFunc) NULL,
68	(VikDataSourceAddSetupWidgetsFunc) datasource_file_add_setup_widgets,
69	(VikDataSourceGetCmdStringFunc) datasource_file_get_cmd_string,
70	(VikDataSourceProgressFunc) NULL,
71	(VikDataSourceAddProgressWidgetsFunc) NULL,
72	(VikDataSourceCleanupFunc) datasource_file_cleanup,
73	(VikDataSourceOffFunc) NULL,
74	};
75
76	/* See VikDataSourceInterface */
77	static gpointer datasource_file_init ( )
78	{
79	datasource_file_widgets_t widgets = g_malloc(sizeof(widgets));
80	return widgets;
81	}
82
83	static void fill_combo_box (gpointer data, gpointer user_data)
84	{
85	GtkComboBoxText *combo = GTK_COMBO_BOX_TEXT (user_data);
86	const gchar label = ((BabelFile) data)->label;
87	#if GTK_CHECK_VERSION (2,24,0)
88	gtk_combo_box_text_append_text (combo, label);
89	#else
90	gtk_combo_box_append_text (combo, label);
91	#endif
92	}
93
94	static void add_file_filter (gpointer data, gpointer user_data)
95	{
96	GtkFileChooser *chooser = GTK_FILE_CHOOSER ( user_data );
97	const gchar label = ((BabelFile) data)->label;
98	const gchar ext = ((BabelFile) data)->ext;
99	if ( ext == NULL \|\| ext[0] == '\0' )
100	/* No file extension => no filter */
101	return;
102	gchar pattern = g_strdup_printf ( ".%s", ext );
103
104	GtkFileFilter *filter = gtk_file_filter_new ();
105	gtk_file_filter_add_pattern ( filter, pattern );
106	if ( strstr ( label, pattern+1 ) ) {
107	gtk_file_filter_set_name ( filter, label );
108	} else {
109	/* Ensure displayed label contains file pattern */
110	/* NB: we skip the '' in the pattern /
111	gchar *name = g_strdup_printf ( "%s (%s)", label, pattern+1 );
112	gtk_file_filter_set_name ( filter, name );
113	g_free ( name );
114	}
115	g_object_set_data ( G_OBJECT(filter), "Babel", data );
116	gtk_file_chooser_add_filter ( chooser, filter );
117	if ( last_file_filter == data )
118	/* Previous selection used this filter */
119	gtk_file_chooser_set_filter ( chooser, filter );
120
121	g_free ( pattern );
122	}
123
124	/* See VikDataSourceInterface */
125	static void datasource_file_add_setup_widgets ( GtkWidget dialog, VikViewport vvp, gpointer user_data )
126	{
127	datasource_file_widgets_t widgets = (datasource_file_widgets_t )user_data;
128	GtkWidget filename_label, type_label;
129
130	/* The file selector */
131	filename_label = gtk_label_new (_("File:"));
132	widgets->file = gtk_file_chooser_button_new (_("File to import"), GTK_FILE_CHOOSER_ACTION_OPEN);
133	if (last_folder_uri)
134	gtk_file_chooser_set_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file), last_folder_uri);
135	/* Add filters */
136	g_list_foreach ( a_babel_file_list, add_file_filter, widgets->file );
137	GtkFileFilter *all_filter = gtk_file_filter_new ();
138	gtk_file_filter_add_pattern ( all_filter, "*" );
139	gtk_file_filter_set_name ( all_filter, _("All files") );
140	gtk_file_chooser_add_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
141	if ( last_file_filter == NULL )
142	/* No previously selected filter or 'All files' selected */
143	gtk_file_chooser_set_filter ( GTK_FILE_CHOOSER(widgets->file), all_filter );
144
145	/* The file format selector */
146	type_label = gtk_label_new (_("File type:"));
147	#if GTK_CHECK_VERSION (2,24,0)
148	widgets->type = gtk_combo_box_text_new ();
149	#else
150	widgets->type = gtk_combo_box_new_text ();
151	#endif
152	g_list_foreach (a_babel_file_list, fill_combo_box, widgets->type);
153	gtk_combo_box_set_active (GTK_COMBO_BOX (widgets->type), last_type);
154
155	/* Packing all these widgets */
156	gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), filename_label, FALSE, FALSE, 5 );
157	gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), widgets->file, FALSE, FALSE, 5 );
158	gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), type_label, FALSE, FALSE, 5 );
159	gtk_box_pack_start ( GTK_BOX(GTK_DIALOG(dialog)->vbox), widgets->type, FALSE, FALSE, 5 );
160	gtk_widget_show_all(dialog);
161	}
162
163	/* See VikDataSourceInterface */
164	static void datasource_file_get_cmd_string ( datasource_file_widgets_t widgets, gchar cmd, gchar *input_file )
165	{
166	gchar filename, type;
167
168	/* Retrieve the file selected */
169	filename = gtk_file_chooser_get_filename ( GTK_FILE_CHOOSER(widgets->file) );
170
171	/* Memorize the directory for later use */
172	g_free (last_folder_uri);
173	last_folder_uri = gtk_file_chooser_get_current_folder_uri ( GTK_FILE_CHOOSER(widgets->file) );
174	last_folder_uri = g_strdup (last_folder_uri);
175
176	/* Memorize the file filter for later use */
177	GtkFileFilter *filter = gtk_file_chooser_get_filter ( GTK_FILE_CHOOSER(widgets->file) );
178	last_file_filter = g_object_get_data ( G_OBJECT(filter), "Babel" );
179
180	/* Retrieve and memorize file format selected */
181	last_type = gtk_combo_box_get_active ( GTK_COMBO_BOX (widgets->type) );
182	type = ((BabelFile*)g_list_nth_data (a_babel_file_list, last_type))->name;
183
184	/* Build the string */
185	*cmd = g_strdup_printf( "-i %s", type);
186	*input_file = g_strdup(filename);
187
188	/* Free memory */
189	g_free (filename);
190
191	g_debug(_("using babel args '%s' and file '%s'"), cmd, input_file);
192	}
193
194	/* See VikDataSourceInterface */
195	static void datasource_file_cleanup ( gpointer data )
196	{
197	g_free ( data );
198	}
199