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Save As: ask user if he wants to overwrite an already existing file 

svn path=/trunk/; revision=14058
This commit is contained in:
Ulf Lamping 2005-04-12 21:24:30 +00:00
parent 6e38159c25
commit fcb74124f8
1 changed files with 115 additions and 33 deletions
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148
gtk/file_dlg.c
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@ -1394,49 +1394,21 @@ file_save_as_cmd_cb(GtkWidget *w _U_, gpointer data _U_)
file_save_as_cmd(after_save_no_action, NULL);
}
/* all tests ok, we only have to save the file */
/* (and probably continue with a pending operation) */
static void
file_save_as_ok_cb(GtkWidget *w _U_, gpointer fs) {
file_save_as_cb(GtkWidget *w _U_, gpointer fs) {
gchar *cf_name;
gchar *dirname;
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
cf_name = g_strdup(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(fs)));
#else
cf_name = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION(fs)));
#endif
/* Perhaps the user specified a directory instead of a file.
Check whether they did. */
if (test_for_directory(cf_name) == EISDIR) {
/* It's a directory - set the file selection box to display that
directory, and leave the selection box displayed. */
set_last_open_dir(cf_name);
g_free(cf_name);
file_selection_set_current_folder(fs, get_last_open_dir());
return;
}
/* Check whether the range is valid. */
if (!range_check_validity(&range)) {
/* The range isn't valid; don't dismiss the open dialog box,
just leave it around so that the user can, after they
dismiss the alert box popped up for the error, try again. */
g_free(cf_name);
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
/* XXX - as we cannot start a new event loop (using gtk_dialog_run()),
* as this will prevent the user from closing the now existing error
* message, simply close the dialog (this is the best we can do here). */
if (file_save_as_w)
window_destroy(GTK_WIDGET (fs));
#else
gtk_widget_show(GTK_WIDGET (fs));
#endif
return;
}
/* don't show the dialog while saving */
gtk_widget_hide(GTK_WIDGET (fs));
/* Write out the packets (all, or only the ones from the current
range) to the file with the specified name. */
if (cf_save(&cfile, cf_name, &range, filetype) != CF_OK) {
@ -1500,6 +1472,116 @@ file_save_as_ok_cb(GtkWidget *w _U_, gpointer fs) {
action_after_save_g = after_save_no_action;
}
static void file_save_as_exists_answered_cb(gpointer dialog _U_, gint btn, gpointer data)
{
gchar *cf_name;
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
cf_name = g_strdup(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(data)));
#else
cf_name = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION(data)));
#endif
switch(btn) {
case(ESD_BTN_OK):
/* save file */
unlink(cf_name);
file_save_as_cb(NULL, data);
break;
case(ESD_BTN_CANCEL):
break;
default:
g_assert_not_reached();
}
}
/* user pressed "Save" dialog "Ok" button */
static void
file_save_as_ok_cb(GtkWidget *w _U_, gpointer fs) {
gchar *cf_name;
gpointer dialog;
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
cf_name = g_strdup(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(fs)));
#else
cf_name = g_strdup(gtk_file_selection_get_filename(GTK_FILE_SELECTION(fs)));
#endif
/* Perhaps the user specified a directory instead of a file.
Check whether they did. */
if (test_for_directory(cf_name) == EISDIR) {
/* It's a directory - set the file selection box to display that
directory, and leave the selection box displayed. */
set_last_open_dir(cf_name);
g_free(cf_name);
file_selection_set_current_folder(fs, get_last_open_dir());
return;
}
/* Check whether the range is valid. */
if (!range_check_validity(&range)) {
/* The range isn't valid; don't dismiss the open dialog box,
just leave it around so that the user can, after they
dismiss the alert box popped up for the error, try again. */
g_free(cf_name);
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
/* XXX - as we cannot start a new event loop (using gtk_dialog_run()),
* as this will prevent the user from closing the now existing error
* message, simply close the dialog (this is the best we can do here). */
if (file_save_as_w)
window_destroy(GTK_WIDGET (fs));
#else
gtk_widget_show(GTK_WIDGET (fs));
#endif
return;
}
/*
* Check that the from file is not the same as to file
* We do it here so we catch all cases ...
* Unfortunately, the file requester gives us an absolute file
* name and the read file name may be relative (if supplied on
* the command line). From Joerg Mayer.
*/
if (files_identical(cfile.filename, cf_name)) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
"%sCapture file: \"%s\" identical to loaded file!%s\n\n"
"Please choose a different filename.",
simple_dialog_primary_start(), cf_name, simple_dialog_primary_end());
g_free(cf_name);
#if (GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 4) || GTK_MAJOR_VERSION > 2
/* XXX - as we cannot start a new event loop (using gtk_dialog_run()),
* as this will prevent the user from closing the now existing error
* message, simply close the dialog (this is the best we can do here). */
if (file_save_as_w)
window_destroy(GTK_WIDGET (fs));
#else
gtk_widget_show(GTK_WIDGET (fs));
#endif
return;
}
/* don't show the dialog while saving (or asking) */
gtk_widget_hide(GTK_WIDGET (fs));
/* it the file doesn't exist, simply try to save it */
if (!file_exists(cf_name)) {
file_save_as_cb(NULL, fs);
g_free(cf_name);
return;
}
/* the file exists, ask the user to remove it first */
dialog = simple_dialog(ESD_TYPE_CONFIRMATION, ESD_BTNS_OK_CANCEL,
PRIMARY_TEXT_START "Capture file: \"%s\" already exists!" PRIMARY_TEXT_END "\n\n"
"Replace the current file?", cf_name);
simple_dialog_set_cb(dialog, file_save_as_exists_answered_cb, fs);
g_free(cf_name);
}
void
file_save_as_destroy(void)
{