trunk/src/misc.c

/*
 * This file is part of OSM2Go.
 *
 * OSM2Go 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 3 of the License, or
 * (at your option) any later version.
 *
 * OSM2Go 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 OSM2Go.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "appdata.h"

void messagef(GtkWidget *parent, char *title, const char *fmt, ...) {
  va_list args;
  va_start( args, fmt );
  char *buf = g_strdup_vprintf(fmt, args);
  va_end( args );

  printf("%s: \"%s\"\n", title, buf); 
  
  GtkWidget *dialog = gtk_message_dialog_new(
                     GTK_WINDOW(parent),
                     GTK_DIALOG_DESTROY_WITH_PARENT,
                     GTK_MESSAGE_INFO, GTK_BUTTONS_OK,
                     buf);

  gtk_window_set_title(GTK_WINDOW(dialog), title);

  gtk_dialog_run(GTK_DIALOG(dialog));
  gtk_widget_destroy(dialog);

  g_free(buf);
}

static void on_toggled(GtkWidget *button, gpointer data) {
  gboolean active = 
    gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));

  GtkWidget *dialog = gtk_widget_get_toplevel(button);

  if(*(gint*)data & MISC_AGAIN_FLAG_DONT_SAVE_NO)
    gtk_dialog_set_response_sensitive(GTK_DIALOG(dialog),
                                      GTK_RESPONSE_NO, !active);

  if(*(gint*)data & MISC_AGAIN_FLAG_DONT_SAVE_YES)
    gtk_dialog_set_response_sensitive(GTK_DIALOG(dialog),
                                      GTK_RESPONSE_YES, !active);
}

gboolean yes_no_f(GtkWidget *parent, appdata_t *appdata, gulong again_bit, 
                  gint flags, char *title, const char *fmt, ...) {

  if(appdata && again_bit && (appdata->dialog_again.not & again_bit)) 
    return((appdata->dialog_again.reply & again_bit) != 0);

  va_list args;
  va_start( args, fmt );
  char *buf = g_strdup_vprintf(fmt, args);
  va_end( args );

  printf("%s: \"%s\"\n", title, buf); 

  GtkWidget *dialog = gtk_message_dialog_new(
                     GTK_WINDOW(parent),
                     GTK_DIALOG_DESTROY_WITH_PARENT,
                     GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
                     buf);

  gtk_window_set_title(GTK_WINDOW(dialog), title);

  GtkWidget *cbut = NULL;
  if(appdata && again_bit) {
    GtkWidget *alignment = gtk_alignment_new(0.5, 0, 0, 0);

    cbut = gtk_check_button_new_with_label(
            _("Don't ask this question again this session"));
    g_signal_connect(cbut, "toggled", G_CALLBACK(on_toggled), &flags);

    gtk_container_add(GTK_CONTAINER(alignment), cbut);
    gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), alignment);

    gtk_widget_show_all(dialog);
  }

  gboolean yes = (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_YES);

  if(cbut && gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(cbut))) {
    /* the user doesn't want to see this dialog again */

    appdata->dialog_again.not |= again_bit;
    if(yes) appdata->dialog_again.reply |=  again_bit;
    else    appdata->dialog_again.reply &= ~again_bit;
  }

  gtk_widget_destroy(dialog);

  g_free(buf);
  return yes;
}

void errorf(GtkWidget *parent, const char *fmt, ...) {
  va_list args;
  va_start( args, fmt );
  char *buf = g_strdup_vprintf(fmt, args);
  va_end( args );

  printf("errorf(\"%s\")\n", buf); 
  
  GtkWidget *dialog = gtk_message_dialog_new(
                     GTK_WINDOW(parent),
                     GTK_DIALOG_DESTROY_WITH_PARENT,
                     GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
                     buf);

  gtk_window_set_title(GTK_WINDOW(dialog), _("ERROR"));

  gtk_dialog_run(GTK_DIALOG(dialog));
  gtk_widget_destroy(dialog);

  g_free(buf);
}

static const char *data_paths[] = {
  "/usr/share/" PACKAGE ,   // final installation path 
#ifdef USE_HILDON
  "/media/mmc1/" PACKAGE,   // path to external memory card
  "/media/mmc2/" PACKAGE,   // path to internal memory card
#endif
  "./data", "../data",      // local paths for testing
  "~/." PACKAGE,            // in home directory
  NULL
};

char *find_file(char *name) {
  const char **path = data_paths;
  char *p = getenv("HOME");

  while(*path) {
    char *full_path = NULL;

    if(*path[0] == '~') 
      full_path = g_strdup_printf("%s/%s/%s", p, *path+2, name);
    else
      full_path = g_strdup_printf("%s/%s", *path, name);

    if(g_file_test(full_path, G_FILE_TEST_IS_REGULAR))
      return full_path;

    g_free(full_path);
    path++;
  }

  return NULL;
}

/* scan all data directories for the given file pattern and */
/* return a list of files matching this pattern */
file_chain_t *file_scan(char *pattern) {
  file_chain_t *chain = NULL, **chainP = &chain;

  const char **path = data_paths;
  char *p = getenv("HOME");

  while(*path) {
    GDir *dir = NULL;
    
    /* scan for projects */
    const char *dirname = *path;

    if(*path[0] == '~') 
      dirname = g_strdup_printf("%s/%s", p, *path+2);

    if((dir = g_dir_open(dirname, 0, NULL))) {
      const char *name = NULL;
      do {
        name = g_dir_read_name(dir);
        
        if(name) {
          char *fullname = g_strdup_printf("%s/%s", dirname, name);
          if(g_file_test(fullname, G_FILE_TEST_IS_REGULAR)) {
            if(g_pattern_match_simple(pattern, name)) {
              *chainP = g_new0(file_chain_t, 1);
              (*chainP)->name = fullname;
              chainP = &(*chainP)->next;
            } else
              g_free(fullname);
          } else
            g_free(fullname);
        }
      } while(name);

      g_dir_close(dir);

      if(*path[0] == '~') 
        g_free((char*)dirname);
    }

    path++;
  }

  return chain;
}
1	/*
2	* This file is part of OSM2Go.
3	*
4	* OSM2Go is free software: you can redistribute it and/or modify
5	* it under the terms of the GNU General Public License as published by
6	* the Free Software Foundation, either version 3 of the License, or
7	* (at your option) any later version.
8	*
9	* OSM2Go is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with OSM2Go. If not, see <http://www.gnu.org/licenses/>.
16	*/
17
18	#include "appdata.h"
19
20	void messagef(GtkWidget parent, char title, const char *fmt, ...) {
21	va_list args;
22	va_start( args, fmt );
23	char *buf = g_strdup_vprintf(fmt, args);
24	va_end( args );
25
26	printf("%s: \"%s\"\n", title, buf);
27
28	GtkWidget *dialog = gtk_message_dialog_new(
29	GTK_WINDOW(parent),
30	GTK_DIALOG_DESTROY_WITH_PARENT,
31	GTK_MESSAGE_INFO, GTK_BUTTONS_OK,
32	buf);
33
34	gtk_window_set_title(GTK_WINDOW(dialog), title);
35
36	gtk_dialog_run(GTK_DIALOG(dialog));
37	gtk_widget_destroy(dialog);
38
39	g_free(buf);
40	}
41
42	static void on_toggled(GtkWidget *button, gpointer data) {
43	gboolean active =
44	gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(button));
45
46	GtkWidget *dialog = gtk_widget_get_toplevel(button);
47
48	if((gint)data & MISC_AGAIN_FLAG_DONT_SAVE_NO)
49	gtk_dialog_set_response_sensitive(GTK_DIALOG(dialog),
50	GTK_RESPONSE_NO, !active);
51
52	if((gint)data & MISC_AGAIN_FLAG_DONT_SAVE_YES)
53	gtk_dialog_set_response_sensitive(GTK_DIALOG(dialog),
54	GTK_RESPONSE_YES, !active);
55	}
56
57	gboolean yes_no_f(GtkWidget parent, appdata_t appdata, gulong again_bit,
58	gint flags, char title, const char fmt, ...) {
59
60	if(appdata && again_bit && (appdata->dialog_again.not & again_bit))
61	return((appdata->dialog_again.reply & again_bit) != 0);
62
63	va_list args;
64	va_start( args, fmt );
65	char *buf = g_strdup_vprintf(fmt, args);
66	va_end( args );
67
68	printf("%s: \"%s\"\n", title, buf);
69
70	GtkWidget *dialog = gtk_message_dialog_new(
71	GTK_WINDOW(parent),
72	GTK_DIALOG_DESTROY_WITH_PARENT,
73	GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
74	buf);
75
76	gtk_window_set_title(GTK_WINDOW(dialog), title);
77
78	GtkWidget *cbut = NULL;
79	if(appdata && again_bit) {
80	GtkWidget *alignment = gtk_alignment_new(0.5, 0, 0, 0);
81
82	cbut = gtk_check_button_new_with_label(
83	_("Don't ask this question again this session"));
84	g_signal_connect(cbut, "toggled", G_CALLBACK(on_toggled), &flags);
85
86	gtk_container_add(GTK_CONTAINER(alignment), cbut);
87	gtk_box_pack_start_defaults(GTK_BOX(GTK_DIALOG(dialog)->vbox), alignment);
88
89	gtk_widget_show_all(dialog);
90	}
91
92	gboolean yes = (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_YES);
93
94	if(cbut && gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(cbut))) {
95	/* the user doesn't want to see this dialog again */
96
97	appdata->dialog_again.not \|= again_bit;
98	if(yes) appdata->dialog_again.reply \|= again_bit;
99	else appdata->dialog_again.reply &= ~again_bit;
100	}
101
102	gtk_widget_destroy(dialog);
103
104	g_free(buf);
105	return yes;
106	}
107
108	void errorf(GtkWidget parent, const char fmt, ...) {
109	va_list args;
110	va_start( args, fmt );
111	char *buf = g_strdup_vprintf(fmt, args);
112	va_end( args );
113
114	printf("errorf(\"%s\")\n", buf);
115
116	GtkWidget *dialog = gtk_message_dialog_new(
117	GTK_WINDOW(parent),
118	GTK_DIALOG_DESTROY_WITH_PARENT,
119	GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
120	buf);
121
122	gtk_window_set_title(GTK_WINDOW(dialog), _("ERROR"));
123
124	gtk_dialog_run(GTK_DIALOG(dialog));
125	gtk_widget_destroy(dialog);
126
127	g_free(buf);
128	}
129
130	static const char *data_paths[] = {
131	"/usr/share/" PACKAGE , // final installation path
132	#ifdef USE_HILDON
133	"/media/mmc1/" PACKAGE, // path to external memory card
134	"/media/mmc2/" PACKAGE, // path to internal memory card
135	#endif
136	"./data", "../data", // local paths for testing
137	"~/." PACKAGE, // in home directory
138	NULL
139	};
140
141	char find_file(char name) {
142	const char **path = data_paths;
143	char *p = getenv("HOME");
144
145	while(*path) {
146	char *full_path = NULL;
147
148	if(*path[0] == '~')
149	full_path = g_strdup_printf("%s/%s/%s", p, *path+2, name);
150	else
151	full_path = g_strdup_printf("%s/%s", *path, name);
152
153	if(g_file_test(full_path, G_FILE_TEST_IS_REGULAR))
154	return full_path;
155
156	g_free(full_path);
157	path++;
158	}
159
160	return NULL;
161	}
162
163	/* scan all data directories for the given file pattern and */
164	/* return a list of files matching this pattern */
165	file_chain_t file_scan(char pattern) {
166	file_chain_t chain = NULL, *chainP = &chain;
167
168	const char **path = data_paths;
169	char *p = getenv("HOME");
170
171	while(*path) {
172	GDir *dir = NULL;
173
174	/* scan for projects */
175	const char dirname = path;
176
177	if(*path[0] == '~')
178	dirname = g_strdup_printf("%s/%s", p, *path+2);
179
180	if((dir = g_dir_open(dirname, 0, NULL))) {
181	const char *name = NULL;
182	do {
183	name = g_dir_read_name(dir);
184
185	if(name) {
186	char *fullname = g_strdup_printf("%s/%s", dirname, name);
187	if(g_file_test(fullname, G_FILE_TEST_IS_REGULAR)) {
188	if(g_pattern_match_simple(pattern, name)) {
189	*chainP = g_new0(file_chain_t, 1);
190	(*chainP)->name = fullname;
191	chainP = &(*chainP)->next;
192	} else
193	g_free(fullname);
194	} else
195	g_free(fullname);
196	}
197	} while(name);
198
199	g_dir_close(dir);
200
201	if(*path[0] == '~')
202	g_free((char*)dirname);
203	}
204
205	path++;
206	}
207
208	return chain;
209	}