Edit File: tree.c
/* Unix SMB/Netbios implementation. Version 2.0 SMB client GTK+ tree-based application Copyright (C) Andrew Tridgell 1998 Copyright (C) Richard Sharpe 2001 Copyright (C) John Terpstra 2001 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 3 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, see <http://www.gnu.org/licenses/>. */ /* example-gtk+ application, ripped off from the gtk+ tree.c sample */ #include <stdio.h> #include <errno.h> #include <string.h> #include <stdlib.h> #include <gtk/gtk.h> #include "libsmbclient.h" static GtkWidget *clist; struct tree_data { guint32 type; /* Type of tree item, an SMBC_TYPE */ char name[256]; /* May need to change this later */ }; void error_message(gchar *message) { GtkWidget *dialog, *label, *okay_button; /* Create the widgets */ dialog = gtk_dialog_new(); gtk_window_set_modal(GTK_WINDOW(dialog), TRUE); label = gtk_label_new (message); okay_button = gtk_button_new_with_label("Okay"); /* Ensure that the dialog box is destroyed when the user clicks ok. */ gtk_signal_connect_object (GTK_OBJECT (okay_button), "clicked", GTK_SIGNAL_FUNC (gtk_widget_destroy), GTK_OBJECT(dialog)); gtk_container_add (GTK_CONTAINER (GTK_DIALOG(dialog)->action_area), okay_button); /* Add the label, and show everything we've added to the dialog. */ gtk_container_add (GTK_CONTAINER (GTK_DIALOG(dialog)->vbox), label); gtk_widget_show_all (dialog); } /* * We are given a widget, and we want to retrieve its URL so we * can do a directory listing. * * We walk back up the tree, picking up pieces until we hit a server or * workgroup type and return a path from there */ static char path_string[1024]; char *get_path(GtkWidget *item) { GtkWidget *p = item; struct tree_data *pd; char *comps[1024]; /* We keep pointers to the components here */ int i = 0, j, level,type; /* Walk back up the tree, getting the private data */ level = GTK_TREE(item->parent)->level; /* Pick up this item's component info */ pd = (struct tree_data *)gtk_object_get_user_data(GTK_OBJECT(item)); comps[i++] = pd->name; type = pd->type; while (level > 0 && type != SMBC_SERVER && type != SMBC_WORKGROUP) { /* Find the parent and extract the data etc ... */ p = GTK_WIDGET(p->parent); p = GTK_WIDGET(GTK_TREE(p)->tree_owner); pd = (struct tree_data *)gtk_object_get_user_data(GTK_OBJECT(p)); level = GTK_TREE(item->parent)->level; comps[i++] = pd->name; type = pd->type; } /* * Got a list of comps now, should check that we did not hit a workgroup * when we got other things as well ... Later * * Now, build the path */ snprintf(path_string, sizeof(path_string), "smb:/"); for (j = i - 1; j >= 0; j--) { strncat(path_string, "/", sizeof(path_string) - strlen(path_string)); strncat(path_string, comps[j], sizeof(path_string) - strlen(path_string)); } fprintf(stdout, "Path string = %s\n", path_string); return path_string; } struct tree_data *make_tree_data(guint32 type, const char *name) { struct tree_data *p = (struct tree_data *)malloc(sizeof(struct tree_data)); if (p) { p->type = type; strncpy(p->name, name, sizeof(p->name)); } return p; } /* Note that this is called every time the user clicks on an item, whether it is already selected or not. */ static void cb_select_child (GtkWidget *root_tree, GtkWidget *child, GtkWidget *subtree) { gint dh, err, dirlen; char dirbuf[512]; struct smbc_dirent *dirp; struct stat st1; char path[1024], path1[1024]; g_print ("select_child called for root tree %p, subtree %p, child %p\n", root_tree, subtree, child); /* Now, figure out what it is, and display it in the clist ... */ gtk_clist_clear(GTK_CLIST(clist)); /* Clear the CLIST */ /* Now, get the private data for the subtree */ strncpy(path, get_path(child), 1024); if ((dh = smbc_opendir(path)) < 0) { /* Handle error */ g_print("cb_select_child: Could not open dir %s, %s\n", path, strerror(errno)); gtk_main_quit(); return; } while ((err = smbc_getdents(dh, (struct smbc_dirent *)dirbuf, sizeof(dirbuf))) != 0) { if (err < 0) { g_print("cb_select_child: Could not read dir %s, %s\n", path, strerror(errno)); gtk_main_quit(); return; } dirp = (struct smbc_dirent *)dirbuf; while (err > 0) { gchar col1[128], col2[128], col3[128], col4[128]; gchar *rowdata[4] = {col1, col2, col3, col4}; dirlen = dirp->dirlen; /* Format each of the items ... */ strncpy(col1, dirp->name, 128); col2[0] = col3[0] = col4[0] = (char)0; switch (dirp->smbc_type) { case SMBC_WORKGROUP: break; case SMBC_SERVER: strncpy(col2, (dirp->comment?dirp->comment:""), 128); break; case SMBC_FILE_SHARE: strncpy(col2, (dirp->comment?dirp->comment:""), 128); break; case SMBC_PRINTER_SHARE: strncpy(col2, (dirp->comment?dirp->comment:""), 128); break; case SMBC_COMMS_SHARE: break; case SMBC_IPC_SHARE: break; case SMBC_DIR: case SMBC_FILE: /* Get stats on the file/dir and see what we have */ if ((strcmp(dirp->name, ".") != 0) && (strcmp(dirp->name, "..") != 0)) { strncpy(path1, path, sizeof(path1)); strncat(path1, "/", sizeof(path) - strlen(path)); strncat(path1, dirp->name, sizeof(path) - strlen(path)); if (smbc_stat(path1, &st1) < 0) { if (errno != EBUSY) { g_print("cb_select_child: Could not stat file %s, %s\n", path1, strerror(errno)); gtk_main_quit(); return; } else { strncpy(col2, "Device or resource busy", sizeof(col2)); } } else { /* Now format each of the relevant things ... */ snprintf(col2, sizeof(col2), "%c%c%c%c%c%c%c%c%c(%0X)", (st1.st_mode&S_IRUSR?'r':'-'), (st1.st_mode&S_IWUSR?'w':'-'), (st1.st_mode&S_IXUSR?'x':'-'), (st1.st_mode&S_IRGRP?'r':'-'), (st1.st_mode&S_IWGRP?'w':'-'), (st1.st_mode&S_IXGRP?'x':'-'), (st1.st_mode&S_IROTH?'r':'-'), (st1.st_mode&S_IWOTH?'w':'-'), (st1.st_mode&S_IXOTH?'x':'-'), st1.st_mode); snprintf(col3, sizeof(col3), "%u", st1.st_size); snprintf(col4, sizeof(col4), "%s", ctime(&st1.st_mtime)); } } break; default: break; } gtk_clist_append(GTK_CLIST(clist), rowdata); dirp = (struct smbc_dirent *) ((char *) dirp + dirlen); err -= dirlen; } } } /* Note that this is never called */ static void cb_unselect_child( GtkWidget *root_tree, GtkWidget *child, GtkWidget *subtree ) { g_print ("unselect_child called for root tree %p, subtree %p, child %p\n", root_tree, subtree, child); } /* for all the GtkItem:: and GtkTreeItem:: signals */ static void cb_itemsignal( GtkWidget *item, gchar *signame ) { GtkWidget *real_tree, *aitem, *subtree; gchar *name; GtkLabel *label; gint dh, err, dirlen, level; char dirbuf[512]; struct smbc_dirent *dirp; label = GTK_LABEL (GTK_BIN (item)->child); /* Get the text of the label */ gtk_label_get (label, &name); level = GTK_TREE(item->parent)->level; /* Get the level of the tree which the item is in */ g_print ("%s called for item %s->%p, level %d\n", signame, name, item, GTK_TREE (item->parent)->level); real_tree = GTK_TREE_ITEM_SUBTREE(item); /* Get the subtree */ if (strncmp(signame, "expand", 6) == 0) { /* Expand called */ char server[128]; if ((dh = smbc_opendir(get_path(item))) < 0) { /* Handle error */ gchar errmsg[256]; g_print("cb_itemsignal: Could not open dir %s, %s\n", get_path(item), strerror(errno)); snprintf(errmsg, sizeof(errmsg), "cb_itemsignal: Could not open dir %s, %s\n", get_path(item), strerror(errno)); error_message(errmsg); /* gtk_main_quit();*/ return; } while ((err = smbc_getdents(dh, (struct smbc_dirent *)dirbuf, sizeof(dirbuf))) != 0) { if (err < 0) { /* An error, report it */ gchar errmsg[256]; g_print("cb_itemsignal: Could not read dir smbc://, %s\n", strerror(errno)); snprintf(errmsg, sizeof(errmsg), "cb_itemsignal: Could not read dir smbc://, %s\n", strerror(errno)); error_message(errmsg); /* gtk_main_quit();*/ return; } dirp = (struct smbc_dirent *)dirbuf; while (err > 0) { struct tree_data *my_data; dirlen = dirp->dirlen; my_data = make_tree_data(dirp->smbc_type, dirp->name); if (!my_data) { g_print("Could not allocate space for tree_data: %s\n", dirp->name); gtk_main_quit(); return; } aitem = gtk_tree_item_new_with_label(dirp->name); /* Connect all GtkItem:: and GtkTreeItem:: signals */ gtk_signal_connect (GTK_OBJECT(aitem), "select", GTK_SIGNAL_FUNC(cb_itemsignal), "select"); gtk_signal_connect (GTK_OBJECT(aitem), "deselect", GTK_SIGNAL_FUNC(cb_itemsignal), "deselect"); gtk_signal_connect (GTK_OBJECT(aitem), "toggle", GTK_SIGNAL_FUNC(cb_itemsignal), "toggle"); gtk_signal_connect (GTK_OBJECT(aitem), "expand", GTK_SIGNAL_FUNC(cb_itemsignal), "expand"); gtk_signal_connect (GTK_OBJECT(aitem), "collapse", GTK_SIGNAL_FUNC(cb_itemsignal), "collapse"); /* Add it to the parent tree */ gtk_tree_append (GTK_TREE(real_tree), aitem); gtk_widget_show (aitem); gtk_object_set_user_data(GTK_OBJECT(aitem), (gpointer)my_data); fprintf(stdout, "Added: %s, len: %u\n", dirp->name, dirlen); if (dirp->smbc_type != SMBC_FILE && dirp->smbc_type != SMBC_IPC_SHARE && (strcmp(dirp->name, ".") != 0) && (strcmp(dirp->name, "..") !=0)){ subtree = gtk_tree_new(); gtk_tree_item_set_subtree(GTK_TREE_ITEM(aitem), subtree); gtk_signal_connect(GTK_OBJECT(subtree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), real_tree); gtk_signal_connect(GTK_OBJECT(subtree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), real_tree); } dirp = (struct smbc_dirent *) ((char *) dirp + dirlen); err -= dirlen; } } smbc_closedir(dh); } else if (strncmp(signame, "collapse", 8) == 0) { GtkWidget *subtree = gtk_tree_new(); gtk_tree_remove_items(GTK_TREE(real_tree), GTK_TREE(real_tree)->children); gtk_tree_item_set_subtree(GTK_TREE_ITEM(item), subtree); gtk_signal_connect (GTK_OBJECT(subtree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), real_tree); gtk_signal_connect (GTK_OBJECT(subtree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), real_tree); } } static void cb_selection_changed( GtkWidget *tree ) { GList *i; g_print ("selection_change called for tree %p\n", tree); g_print ("selected objects are:\n"); i = GTK_TREE_SELECTION(tree); while (i){ gchar *name; GtkLabel *label; GtkWidget *item; /* Get a GtkWidget pointer from the list node */ item = GTK_WIDGET (i->data); label = GTK_LABEL (GTK_BIN (item)->child); gtk_label_get (label, &name); g_print ("\t%s on level %d\n", name, GTK_TREE (item->parent)->level); i = i->next; } } /* * Expand or collapse the whole network ... */ static void cb_wholenet(GtkWidget *item, gchar *signame) { GtkWidget *real_tree, *aitem, *subtree; gchar *name; GtkLabel *label; gint dh, err, dirlen; char dirbuf[512]; struct smbc_dirent *dirp; label = GTK_LABEL (GTK_BIN (item)->child); gtk_label_get (label, &name); g_print ("%s called for item %s->%p, level %d\n", signame, name, item, GTK_TREE (item->parent)->level); real_tree = GTK_TREE_ITEM_SUBTREE(item); /* Get the subtree */ if (strncmp(signame, "expand", 6) == 0) { /* Expand called */ if ((dh = smbc_opendir("smb://")) < 0) { /* Handle error */ g_print("cb_wholenet: Could not open dir smbc://, %s\n", strerror(errno)); gtk_main_quit(); return; } while ((err = smbc_getdents(dh, (struct smbc_dirent *)dirbuf, sizeof(dirbuf))) != 0) { if (err < 0) { /* An error, report it */ g_print("cb_wholenet: Could not read dir smbc://, %s\n", strerror(errno)); gtk_main_quit(); return; } dirp = (struct smbc_dirent *)dirbuf; while (err > 0) { struct tree_data *my_data; dirlen = dirp->dirlen; my_data = make_tree_data(dirp->smbc_type, dirp->name); aitem = gtk_tree_item_new_with_label(dirp->name); /* Connect all GtkItem:: and GtkTreeItem:: signals */ gtk_signal_connect (GTK_OBJECT(aitem), "select", GTK_SIGNAL_FUNC(cb_itemsignal), "select"); gtk_signal_connect (GTK_OBJECT(aitem), "deselect", GTK_SIGNAL_FUNC(cb_itemsignal), "deselect"); gtk_signal_connect (GTK_OBJECT(aitem), "toggle", GTK_SIGNAL_FUNC(cb_itemsignal), "toggle"); gtk_signal_connect (GTK_OBJECT(aitem), "expand", GTK_SIGNAL_FUNC(cb_itemsignal), "expand"); gtk_signal_connect (GTK_OBJECT(aitem), "collapse", GTK_SIGNAL_FUNC(cb_itemsignal), "collapse"); gtk_tree_append (GTK_TREE(real_tree), aitem); /* Show it - this can be done at any time */ gtk_widget_show (aitem); gtk_object_set_user_data(GTK_OBJECT(aitem), (gpointer)my_data); fprintf(stdout, "Added: %s, len: %u\n", dirp->name, dirlen); subtree = gtk_tree_new(); gtk_tree_item_set_subtree(GTK_TREE_ITEM(aitem), subtree); gtk_signal_connect(GTK_OBJECT(subtree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), real_tree); gtk_signal_connect(GTK_OBJECT(subtree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), real_tree); dirp = (struct smbc_dirent *) ((char *) dirp + dirlen); err -= dirlen; } } smbc_closedir(dh); } else { /* Must be collapse ... FIXME ... */ GtkWidget *subtree = gtk_tree_new(); gtk_tree_remove_items(GTK_TREE(real_tree), GTK_TREE(real_tree)->children); gtk_tree_item_set_subtree(GTK_TREE_ITEM(item), subtree); gtk_signal_connect (GTK_OBJECT(subtree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), real_tree); gtk_signal_connect (GTK_OBJECT(subtree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), real_tree); } } /* Should put up a dialog box to ask the user for username and password */ static void auth_fn(const char *server, const char *share, char *workgroup, int wgmaxlen, char *username, int unmaxlen, char *password, int pwmaxlen) { strncpy(username, "test", unmaxlen); strncpy(password, "test", pwmaxlen); } static char *col_titles[] = { "Name", "Attributes", "Size", "Modification Date", }; int main( int argc, char *argv[] ) { GtkWidget *window, *scrolled_win, *scrolled_win2, *tree; GtkWidget *subtree, *item, *main_hbox, *r_pane, *l_pane; gint err, dh; gint i; char dirbuf[512]; struct smbc_dirent *dirp; gtk_init (&argc, &argv); /* Init the smbclient library */ err = smbc_init(auth_fn, 10); /* Print an error response ... */ if (err < 0) { fprintf(stderr, "smbc_init returned %s (%i)\nDo you have a ~/.smb/smb.conf file?\n", strerror(errno), errno); exit(1); } /* a generic toplevel window */ window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_widget_set_name(window, "main browser window"); gtk_signal_connect (GTK_OBJECT(window), "delete_event", GTK_SIGNAL_FUNC (gtk_main_quit), NULL); gtk_window_set_title(GTK_WINDOW(window), "The Linux Windows Network Browser"); gtk_widget_set_usize(GTK_WIDGET(window), 750, -1); gtk_container_set_border_width (GTK_CONTAINER(window), 5); gtk_widget_show (window); /* A container for the two panes ... */ main_hbox = gtk_hbox_new(FALSE, 1); gtk_container_border_width(GTK_CONTAINER(main_hbox), 1); gtk_container_add(GTK_CONTAINER(window), main_hbox); gtk_widget_show(main_hbox); l_pane = gtk_hpaned_new(); gtk_paned_gutter_size(GTK_PANED(l_pane), (GTK_PANED(l_pane))->handle_size); r_pane = gtk_hpaned_new(); gtk_paned_gutter_size(GTK_PANED(r_pane), (GTK_PANED(r_pane))->handle_size); gtk_container_add(GTK_CONTAINER(main_hbox), l_pane); gtk_widget_show(l_pane); /* A generic scrolled window */ scrolled_win = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_widget_set_usize (scrolled_win, 150, 200); gtk_container_add (GTK_CONTAINER(l_pane), scrolled_win); gtk_widget_show (scrolled_win); /* Another generic scrolled window */ scrolled_win2 = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win2), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_widget_set_usize (scrolled_win2, 150, 200); gtk_paned_add2 (GTK_PANED(l_pane), scrolled_win2); gtk_widget_show (scrolled_win2); /* Create the root tree */ tree = gtk_tree_new(); g_print ("root tree is %p\n", tree); /* connect all GtkTree:: signals */ gtk_signal_connect (GTK_OBJECT(tree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), tree); gtk_signal_connect (GTK_OBJECT(tree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), tree); gtk_signal_connect (GTK_OBJECT(tree), "selection_changed", GTK_SIGNAL_FUNC(cb_selection_changed), tree); /* Add it to the scrolled window */ gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW(scrolled_win), tree); /* Set the selection mode */ gtk_tree_set_selection_mode (GTK_TREE(tree), GTK_SELECTION_MULTIPLE); /* Show it */ gtk_widget_show (tree); /* Now, create a clist and attach it to the second pane */ clist = gtk_clist_new_with_titles(4, col_titles); gtk_container_add (GTK_CONTAINER(scrolled_win2), clist); gtk_widget_show(clist); /* Now, build the top level display ... */ if ((dh = smbc_opendir("smb://")) < 0) { fprintf(stderr, "Could not list workgroups: smb://: %s\n", strerror(errno)); exit(1); } /* Create a tree item for Whole Network */ item = gtk_tree_item_new_with_label ("Whole Network"); /* Connect all GtkItem:: and GtkTreeItem:: signals */ gtk_signal_connect (GTK_OBJECT(item), "select", GTK_SIGNAL_FUNC(cb_itemsignal), "select"); gtk_signal_connect (GTK_OBJECT(item), "deselect", GTK_SIGNAL_FUNC(cb_itemsignal), "deselect"); gtk_signal_connect (GTK_OBJECT(item), "toggle", GTK_SIGNAL_FUNC(cb_itemsignal), "toggle"); gtk_signal_connect (GTK_OBJECT(item), "expand", GTK_SIGNAL_FUNC(cb_wholenet), "expand"); gtk_signal_connect (GTK_OBJECT(item), "collapse", GTK_SIGNAL_FUNC(cb_wholenet), "collapse"); /* Add it to the parent tree */ gtk_tree_append (GTK_TREE(tree), item); /* Show it - this can be done at any time */ gtk_widget_show (item); subtree = gtk_tree_new(); /* A subtree for Whole Network */ gtk_tree_item_set_subtree(GTK_TREE_ITEM(item), subtree); gtk_signal_connect (GTK_OBJECT(subtree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), tree); gtk_signal_connect (GTK_OBJECT(subtree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), tree); /* Now, get the items in smb:/// and add them to the tree */ while ((err = smbc_getdents(dh, (struct smbc_dirent *)dirbuf, sizeof(dirbuf))) != 0) { if (err < 0) { /* Handle the error */ fprintf(stderr, "Could not read directory for smbc:///: %s\n", strerror(errno)); exit(1); } dirp = (struct smbc_dirent *)dirbuf; fprintf(stdout, "Dir len: %u\n", err); while (err > 0) { /* Extract each entry and make a sub-tree */ struct tree_data *my_data; int dirlen = dirp->dirlen; my_data = make_tree_data(dirp->smbc_type, dirp->name); item = gtk_tree_item_new_with_label(dirp->name); /* Connect all GtkItem:: and GtkTreeItem:: signals */ gtk_signal_connect (GTK_OBJECT(item), "select", GTK_SIGNAL_FUNC(cb_itemsignal), "select"); gtk_signal_connect (GTK_OBJECT(item), "deselect", GTK_SIGNAL_FUNC(cb_itemsignal), "deselect"); gtk_signal_connect (GTK_OBJECT(item), "toggle", GTK_SIGNAL_FUNC(cb_itemsignal), "toggle"); gtk_signal_connect (GTK_OBJECT(item), "expand", GTK_SIGNAL_FUNC(cb_itemsignal), "expand"); gtk_signal_connect (GTK_OBJECT(item), "collapse", GTK_SIGNAL_FUNC(cb_itemsignal), "collapse"); /* Add it to the parent tree */ gtk_tree_append (GTK_TREE(tree), item); /* Show it - this can be done at any time */ gtk_widget_show (item); gtk_object_set_user_data(GTK_OBJECT(item), (gpointer)my_data); fprintf(stdout, "Added: %s, len: %u\n", dirp->name, dirlen); subtree = gtk_tree_new(); gtk_tree_item_set_subtree(GTK_TREE_ITEM(item), subtree); gtk_signal_connect (GTK_OBJECT(subtree), "select_child", GTK_SIGNAL_FUNC(cb_select_child), tree); gtk_signal_connect (GTK_OBJECT(subtree), "unselect_child", GTK_SIGNAL_FUNC(cb_unselect_child), tree); dirp = (struct smbc_dirent *) ((char *) dirp + dirlen); err -= dirlen; } } smbc_closedir(dh); /* FIXME, check for error :-) */ /* Show the window and loop endlessly */ gtk_main(); return 0; } /* example-end */
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