static UI_CALLBACK(ui_about_cmdline)
{
unsigned int i, num_options;
char *name, *param, *desc;
char *text;
num_options = cmdline_get_num_options();
text = lib_malloc(num_options * 0x100);
text[0] = 0;
for (i = 0; i < num_options; i++) {
name = cmdline_options_get_name(i);
if (name == NULL) {
log_error(LOG_ERR, "ui_about_cmdline: name is NULL.");
break;
}
strcat(text, name);
param = cmdline_options_get_param(i);
if (param != NULL) {
strcat(text, " ");
strcat(text, param);
}
desc = cmdline_options_get_description(i);
if (desc != NULL) {
strcat(text, "\n\t");
strcat(text, desc);
} else {
log_error(LOG_ERR, "ui_about_cmdline: description for '%s' is NULL.", name);
}
strcat(text, "\n");
if (strlen(text) > ((num_options - 1) * 0x100)) {
log_error(LOG_ERR, "ui_about_cmdline: string buffer not big enough!");
break;
}
}
ui_show_text(_("Available command-line options:"), text, 600, 400);
lib_free(text);
}
/** \brief Create textview with scrollbars
*
* \return GtkScrolledWindow
*/
static GtkWidget *create_content_widget(void)
{
GtkWidget *view;
GtkWidget *scrolled;
GtkTextBuffer *buffer;
GtkTextIter iter;
GtkTextTag *name_tag;
GtkTextTag *inv_tag;
GtkTextTag *desc_tag;
int num_options = cmdline_get_num_options();
int i;
view = gtk_text_view_new();
gtk_text_view_set_editable(GTK_TEXT_VIEW(view), FALSE);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(view), FALSE);
gtk_text_view_set_monospace(GTK_TEXT_VIEW(view), TRUE);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(view), GTK_WRAP_WORD_CHAR);
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(view),16);
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(view),16);
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
/* name: bold (for -option) */
name_tag = gtk_text_buffer_create_tag(buffer, "name_tag",
"weight", PANGO_WEIGHT_BOLD, NULL);
/* name: bold and red (for +option) */
inv_tag = gtk_text_buffer_create_tag(buffer, "inv_tag",
"weight", PANGO_WEIGHT_BOLD,
"foreground", "red", NULL);
/* description: indented and sans-serif */
desc_tag = gtk_text_buffer_create_tag(buffer, "desc_tag",
"left-margin", 48,
"family", "sans-serif", NULL);
scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_widget_set_size_request(scrolled, 800, 600);
gtk_container_add(GTK_CONTAINER(scrolled), view);
gtk_text_buffer_get_iter_at_offset(buffer, &iter, 0);
for (i = 0; i < num_options; i++) {
char *name;
char *param;
char *desc;
name = cmdline_options_get_name(i);
param = cmdline_options_get_param(i);
desc = cmdline_options_get_description(i);
if (name[0] == '-') {
gtk_text_buffer_insert_with_tags(buffer, &iter, name, -1,
name_tag, NULL);
} else {
gtk_text_buffer_insert_with_tags(buffer, &iter, name, -1,
inv_tag, NULL);
}
if (param != NULL) {
gtk_text_buffer_insert(buffer, &iter, " ", -1);
gtk_text_buffer_insert(buffer, &iter, param, -1);
}
gtk_text_buffer_insert(buffer, &iter, "\n", -1);
if (desc == NULL) {
fprintf(stderr, "no desc for '%s'\n", name);
desc = "[DESCRIPTION MISSING]";
}
gtk_text_buffer_insert_with_tags(buffer, &iter, desc, -1,
desc_tag, NULL);
gtk_text_buffer_insert(buffer, &iter, "\n\n", -1);
}
gtk_widget_show_all(scrolled);
return scrolled;
}
