Desktop
/* $Id: browser.c,v 1.84 2007/03/17 16:02:29 khorben Exp $ */
/* Copyright (c) 2007 The DeforaOS Project */
/* This file is part of Browser */
/* Browser 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.
*
* Browser 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
* Browser; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA */
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <pwd.h>
#include <grp.h>
#include <gdk/gdkkeysyms.h>
#include "callbacks.h"
#include "browser.h"
/* macros */
#define min(a, b) ((a) > (b) ? (b) : (a))
/* types */
struct _menu
{
char * name;
GtkSignalFunc callback;
char * stock;
unsigned int accel;
};
struct _menubar
{
char * name;
struct _menu * menu;
};
/* constants */
struct _menu _menu_file[] =
{
{ "_New window", G_CALLBACK(on_file_new_window), NULL, GDK_N },
{ "", NULL, NULL, 0 },
{ "_Refresh", G_CALLBACK(on_refresh), GTK_STOCK_REFRESH, GDK_R },
{ "_Properties", G_CALLBACK(on_properties), GTK_STOCK_PROPERTIES, 0 },
{ "", NULL, NULL, 0 },
{ "_Close", G_CALLBACK(on_file_close), GTK_STOCK_CLOSE, GDK_W },
{ NULL, NULL, NULL, 0 }
};
static struct _menu _menu_edit[] =
{
{ "_Cut", G_CALLBACK(on_edit_cut), GTK_STOCK_CUT, GDK_X },
{ "Cop_y", G_CALLBACK(on_edit_copy), GTK_STOCK_COPY, GDK_C },
{ "_Paste", NULL, GTK_STOCK_PASTE, GDK_V },
{ "", NULL, NULL, 0 },
{ "_Delete", G_CALLBACK(on_edit_delete), GTK_STOCK_DELETE, 0 },
{ "", NULL, NULL, 0 },
{ "_Select all", G_CALLBACK(on_edit_select_all), NULL, GDK_A },
{ "_Unselect all", G_CALLBACK(on_edit_unselect_all), NULL, 0 },
{ "", NULL, NULL, 0 },
{ "_Preferences", G_CALLBACK(on_edit_preferences),
GTK_STOCK_PREFERENCES, GDK_P },
{ NULL, NULL, NULL, 0 }
};
static struct _menu _menu_view[] =
{
{ "_Home", G_CALLBACK(on_view_home), GTK_STOCK_HOME, 0 },
#if GTK_CHECK_VERSION(2, 6, 0)
{ "", NULL, NULL, 0 },
{ "_Details", G_CALLBACK(on_view_details), NULL, 0 },
{ "_Icons", G_CALLBACK(on_view_icons), NULL, 0 },
{ "_List", G_CALLBACK(on_view_list), NULL, 0 },
#endif
{ NULL, NULL, NULL, 0 }
};
static struct _menu _menu_help[] =
{
#if GTK_CHECK_VERSION(2, 6, 0)
{ "_About", G_CALLBACK(on_help_about), GTK_STOCK_ABOUT, 0 },
#else
{ "_About", G_CALLBACK(on_help_about), NULL, 0 },
#endif
{ NULL, NULL, NULL, 0 }
};
static struct _menubar _menubar[] =
{
{ "_File", _menu_file },
{ "_Edit", _menu_edit },
{ "_View", _menu_view },
{ "_Help", _menu_help },
{ NULL, NULL }
};
/* Browser */
/* browser_new */
static int _new_pixbufs(Browser * browser);
static GtkWidget * _new_menubar(Browser * browser);
static GtkListStore * _create_store(Browser * browser);
Browser * browser_new(char const * directory)
{
Browser * browser;
GtkWidget * vbox;
GtkWidget * tb_menubar;
GtkWidget * toolbar;
GtkWidget * widget;
GtkToolItem * toolitem;
GtkToolItem * tb_button;
#if GTK_CHECK_VERSION(2, 6, 0)
GtkWidget * menu;
GtkWidget * menuitem;
#endif
if((browser = malloc(sizeof(*browser))) == NULL)
{
browser_error(NULL, "malloc", 0);
return NULL;
}
browser->window = NULL;
if(_new_pixbufs(browser) != 0)
{
browser_error(browser, "Error while loading default icons", -1);
free(browser);
return NULL;
}
/* config */
/* FIXME implement */
browser->prefs.sort_folders_first = TRUE;
browser->prefs.show_hidden_files = FALSE;
/* mime */
browser->mime = mime_new();
/* history */
browser->history = NULL;
browser->current = NULL;
/* refresh */
browser->refresh_id = 0;
browser->refresh_dir = NULL;
browser->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size(GTK_WINDOW(browser->window), 640, 480);
gtk_window_set_title(GTK_WINDOW(browser->window), "File browser");
g_signal_connect(browser->window, "delete_event", G_CALLBACK(on_closex),
NULL);
vbox = gtk_vbox_new(FALSE, 0);
/* menubar */
tb_menubar = _new_menubar(browser);
gtk_box_pack_start(GTK_BOX(vbox), tb_menubar, FALSE, FALSE, 0);
/* toolbar */
toolbar = gtk_toolbar_new();
browser->tb_back = gtk_tool_button_new_from_stock(GTK_STOCK_GO_BACK);
g_signal_connect(browser->tb_back, "clicked", G_CALLBACK(on_back),
browser);
gtk_widget_set_sensitive(GTK_WIDGET(browser->tb_back), FALSE);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), browser->tb_back, -1);
browser->tb_updir = gtk_tool_button_new_from_stock(GTK_STOCK_GO_UP);
gtk_widget_set_sensitive(GTK_WIDGET(browser->tb_updir), FALSE);
g_signal_connect(browser->tb_updir, "clicked", G_CALLBACK(on_updir),
browser);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), browser->tb_updir, -1);
browser->tb_forward = gtk_tool_button_new_from_stock(
GTK_STOCK_GO_FORWARD);
g_signal_connect(browser->tb_forward, "clicked", G_CALLBACK(on_forward),
browser);
gtk_widget_set_sensitive(GTK_WIDGET(browser->tb_forward), FALSE);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), browser->tb_forward, -1);
tb_button = gtk_tool_button_new_from_stock(GTK_STOCK_REFRESH);
g_signal_connect(tb_button, "clicked", G_CALLBACK(on_refresh), browser);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), tb_button, -1);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), gtk_separator_tool_item_new(),
-1);
tb_button = gtk_tool_button_new_from_stock(GTK_STOCK_HOME);
g_signal_connect(tb_button, "clicked", G_CALLBACK(on_home), browser);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), tb_button, -1);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), gtk_separator_tool_item_new(),
-1);
tb_button = gtk_tool_button_new_from_stock(GTK_STOCK_PROPERTIES);
g_signal_connect(G_OBJECT(tb_button), "clicked", G_CALLBACK(
on_properties), browser);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), tb_button, -1);
#if GTK_CHECK_VERSION(2, 6, 0)
toolitem = gtk_menu_tool_button_new(NULL, "View as...");
g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(on_view_as),
browser);
menu = gtk_menu_new();
menuitem = gtk_menu_item_new_with_label("Details");
g_signal_connect(G_OBJECT(menuitem), "activate", G_CALLBACK(
on_view_details), browser);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
menuitem = gtk_menu_item_new_with_label("Icons");
g_signal_connect(G_OBJECT(menuitem), "activate", G_CALLBACK(
on_view_icons), browser);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
menuitem = gtk_menu_item_new_with_label("List");
g_signal_connect(G_OBJECT(menuitem), "activate", G_CALLBACK(
on_view_list), browser);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
gtk_widget_show_all(menu);
gtk_menu_tool_button_set_menu(GTK_MENU_TOOL_BUTTON(toolitem), menu);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
#endif
gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
/* toolbar */
toolbar = gtk_toolbar_new();
gtk_toolbar_set_icon_size(GTK_TOOLBAR(toolbar),
GTK_ICON_SIZE_SMALL_TOOLBAR);
gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS);
widget = gtk_label_new(" Location: ");
toolitem = gtk_tool_item_new();
gtk_container_add(GTK_CONTAINER(toolitem), widget);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
browser->tb_path = gtk_combo_box_entry_new_text();
widget = gtk_bin_get_child(GTK_BIN(browser->tb_path));
g_signal_connect(G_OBJECT(widget), "activate", G_CALLBACK(
on_path_activate), browser);
toolitem = gtk_tool_item_new();
gtk_tool_item_set_expand(toolitem, TRUE);
gtk_container_add(GTK_CONTAINER(toolitem), browser->tb_path);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
toolitem = gtk_tool_button_new_from_stock(GTK_STOCK_JUMP_TO);
g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(
on_path_activate), browser);
gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
/* view */
browser->scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(browser->scrolled),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
gtk_box_pack_start(GTK_BOX(vbox), browser->scrolled, TRUE, TRUE, 0);
/* statusbar */
browser->statusbar = gtk_statusbar_new();
browser->statusbar_id = 0;
gtk_box_pack_start(GTK_BOX(vbox), browser->statusbar, FALSE, FALSE, 0);
/* store */
browser->store = _create_store(browser);
browser->detailview = NULL;
#if GTK_CHECK_VERSION(2, 6, 0)
browser->iconview = NULL;
browser_set_view(browser, BV_ICONS);
gtk_widget_grab_focus(browser->iconview);
#else
browser_set_view(browser, BV_DETAILS);
gtk_widget_grab_focus(browser->detailview);
#endif
browser_set_location(browser, directory != NULL ? directory
: g_get_home_dir());
/* preferences */
browser->pr_window = NULL;
gtk_container_add(GTK_CONTAINER(browser->window), vbox);
gtk_widget_show_all(browser->window);
return browser;
}
static int _new_pixbufs(Browser * browser)
{
char * file[] = { "gnome-fs-regular", GTK_STOCK_FILE,
GTK_STOCK_MISSING_IMAGE, NULL };
char * folder[] = { "gnome-fs-directory", GTK_STOCK_DIRECTORY,
GTK_STOCK_MISSING_IMAGE, NULL };
char * executable[] = { "gnome-fs-executable", "gnome-fs-regular",
GTK_STOCK_FILE, GTK_STOCK_MISSING_IMAGE, NULL };
char ** p;
browser->theme = gtk_icon_theme_get_default();
browser->pb_file_24 = NULL;
for(p = file; *p != NULL && browser->pb_file_24 == NULL; p++)
browser->pb_file_24 = gtk_icon_theme_load_icon(browser->theme,
*p, 24, 0, NULL);
browser->pb_folder_24 = NULL;
for(p = folder; *p != NULL && browser->pb_folder_24 == NULL; p++)
browser->pb_folder_24 = gtk_icon_theme_load_icon(browser->theme,
*p, 24, 0, NULL);
browser->pb_executable_24 = NULL;
for(p = executable; *p != NULL && browser->pb_executable_24 == NULL;
p++)
browser->pb_executable_24 = gtk_icon_theme_load_icon(
browser->theme, *p, 24, 0, NULL);
#if !GTK_CHECK_VERSION(2, 6, 0)
return browser->pb_file_24 == NULL || browser->pb_folder_24 == NULL;
#else
browser->pb_file_48 = NULL;
for(p = file; *p != NULL && browser->pb_file_48 == NULL; p++)
browser->pb_file_48 = gtk_icon_theme_load_icon(browser->theme,
*p, 48, 0, NULL);
browser->pb_folder_48 = NULL;
for(p = folder; *p != NULL && browser->pb_folder_48 == NULL; p++)
browser->pb_folder_48 = gtk_icon_theme_load_icon(browser->theme,
*p, 48, 0, NULL);
browser->pb_executable_48 = NULL;
for(p = executable; *p != NULL && browser->pb_executable_48 == NULL;
p++)
browser->pb_executable_48 = gtk_icon_theme_load_icon(
browser->theme, *p, 48, 0, NULL);
return browser->pb_file_24 == NULL || browser->pb_folder_24 == NULL
|| browser->pb_file_48 == NULL || browser->pb_folder_48 == NULL;
#endif
}
static GtkWidget * _new_menubar(Browser * browser)
{
GtkWidget * tb_menubar;
GtkAccelGroup * group;
GtkWidget * menu;
GtkWidget * menubar;
GtkWidget * menuitem;
unsigned int i;
unsigned int j;
struct _menu * p;
tb_menubar = gtk_menu_bar_new();
group = gtk_accel_group_new();
for(i = 0; _menubar[i].name != NULL; i++)
{
menubar = gtk_menu_item_new_with_mnemonic(_menubar[i].name);
menu = gtk_menu_new();
for(j = 0; _menubar[i].menu[j].name != NULL; j++)
{
p = &_menubar[i].menu[j];
if(p->name[0] == '\0')
menuitem = gtk_separator_menu_item_new();
else if(p->stock == NULL)
menuitem = gtk_menu_item_new_with_mnemonic(
p->name);
else
menuitem = gtk_image_menu_item_new_from_stock(
p->stock, NULL);
if(p->callback != NULL)
g_signal_connect(G_OBJECT(menuitem), "activate",
G_CALLBACK(p->callback),
browser);
else
gtk_widget_set_sensitive(menuitem, FALSE);
if(p->accel != 0)
gtk_widget_add_accelerator(menuitem, "activate",
group, p->accel,
GDK_CONTROL_MASK,
GTK_ACCEL_VISIBLE);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
}
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menubar), menu);
gtk_menu_bar_append(GTK_MENU_BAR(tb_menubar), menubar);
}
gtk_window_add_accel_group(GTK_WINDOW(browser->window), group);
return tb_menubar;
}
static int _sort_func(GtkTreeModel * model, GtkTreeIter * a, GtkTreeIter * b,
gpointer data)
{
Browser * browser = data;
gboolean is_dir_a;
gboolean is_dir_b;
gchar * name_a;
gchar * name_b;
int ret = 0;
gtk_tree_model_get(model, a, BR_COL_IS_DIRECTORY, &is_dir_a,
BR_COL_DISPLAY_NAME, &name_a, -1);
gtk_tree_model_get(model, b, BR_COL_IS_DIRECTORY, &is_dir_b,
BR_COL_DISPLAY_NAME, &name_b, -1);
if(browser->prefs.sort_folders_first)
{
if(!is_dir_a && is_dir_b)
ret = 1;
else if(is_dir_a && !is_dir_b)
ret = -1;
}
if(ret == 0)
ret = g_utf8_collate(name_a, name_b);
g_free(name_a);
g_free(name_b);
return ret;
}
static GtkListStore * _create_store(Browser * browser)
{
GtkListStore * store;
store = gtk_list_store_new(BR_NUM_COLS, G_TYPE_BOOLEAN, G_TYPE_STRING,
G_TYPE_STRING, GDK_TYPE_PIXBUF,
#if GTK_CHECK_VERSION(2, 6, 0)
GDK_TYPE_PIXBUF,
#endif
G_TYPE_UINT64, G_TYPE_BOOLEAN, G_TYPE_STRING,
G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
gtk_tree_sortable_set_default_sort_func(GTK_TREE_SORTABLE(store),
_sort_func, browser, NULL);
gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(store),
GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
GTK_SORT_ASCENDING); /* FIXME make it an option */
return store;
}
/* browser_delete */
void browser_delete(Browser * browser)
{
if(browser->refresh_id)
g_source_remove(browser->refresh_id);
g_list_foreach(browser->history, (GFunc)free, NULL);
g_list_free(browser->history);
g_object_unref(browser->store);
free(browser);
}
/* private */
static void _browser_set_status(Browser * browser, char const * status)
{
if(browser->statusbar_id)
gtk_statusbar_remove(GTK_STATUSBAR(browser->statusbar),
gtk_statusbar_get_context_id(
GTK_STATUSBAR(browser->statusbar), ""),
browser->statusbar_id);
browser->statusbar_id = gtk_statusbar_push(GTK_STATUSBAR(
browser->statusbar),
gtk_statusbar_get_context_id(GTK_STATUSBAR(
browser->statusbar), ""), status);
}
/* useful */
static int _browser_error(char const * message, int ret);
int browser_error(Browser * browser, char const * message, int ret)
{
GtkWidget * dialog;
if(browser == NULL)
return _browser_error(message, ret);
dialog = gtk_message_dialog_new(GTK_WINDOW(browser->window),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s", message);
gtk_window_set_title(GTK_WINDOW(dialog), "Error");
if(ret < 0)
{
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(
gtk_main_quit), NULL);
ret = -ret;
}
else
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(
gtk_widget_destroy), NULL);
gtk_widget_show(dialog);
return ret;
}
static int _browser_error(char const * message, int ret)
{
fprintf(stderr, "%s", "browser: ");
perror(message);
return ret;
}
static void _refresh_title(Browser * browser);
static void _refresh_path(Browser * browser);
static void _refresh_new(Browser * browser);
static void _refresh_current(Browser * browser);
void browser_refresh(Browser * browser)
{
DIR * dir;
struct stat st;
int fd;
if(browser->refresh_id != 0)
g_source_remove(browser->refresh_id);
browser->refresh_id = 0;
if(browser->refresh_dir != NULL)
{
closedir(browser->refresh_dir);
browser->refresh_dir = NULL;
}
if(browser->current == NULL)
return;
#if defined(__sun__)
if((fd = open(browser->current->data, O_RDONLY)) < 0
|| fstat(fd, &st) != 0
|| (dir = fdopendir(fd)) == NULL)
{
browser_error(browser, strerror(errno), 0);
if(fd >= 0)
close(fd);
return;
}
#else
if((dir = opendir(browser->current->data)) == NULL)
{
browser_error(browser, strerror(errno), 0);
return;
}
fd = dirfd(dir);
if(fstat(fd, &st) != 0)
{
browser_error(browser, strerror(errno), 0);
closedir(dir);
return;
}
#endif
browser->refresh_dir = dir;
browser->refresh_mti = st.st_mtime;
browser->refresh_cnt = 0;
browser->refresh_hid = 0;
_refresh_title(browser);
_refresh_path(browser);
_browser_set_status(browser, "Refreshing folder...");
if(st.st_dev != browser->refresh_dev
|| st.st_ino != browser->refresh_ino)
_refresh_new(browser);
else
_refresh_current(browser);
browser->refresh_dev = st.st_dev;
browser->refresh_ino = st.st_ino;
}
static void _refresh_title(Browser * browser)
{
char buf[256];
snprintf(buf, sizeof(buf), "%s%s", "File browser - ",
(char*)browser->current->data);
gtk_window_set_title(GTK_WINDOW(browser->window), buf);
}
static void _refresh_path(Browser * browser)
{
static unsigned int cnt = 0;
GtkWidget * widget;
unsigned int i;
char * p;
char * q;
widget = gtk_bin_get_child(GTK_BIN(browser->tb_path));
gtk_entry_set_text(GTK_ENTRY(widget), browser->current->data);
for(i = 0; i < cnt; i++)
gtk_combo_box_remove_text(GTK_COMBO_BOX(browser->tb_path), 0);
p = g_path_get_dirname(browser->current->data);
if(strcmp(p, ".") != 0)
{
gtk_combo_box_append_text(GTK_COMBO_BOX(browser->tb_path), p);
for(cnt = 1; strcmp(p, "/") != 0; cnt++)
{
q = g_path_get_dirname(p);
g_free(p);
p = q;
gtk_combo_box_append_text(GTK_COMBO_BOX(
browser->tb_path), p);
}
}
g_free(p);
}
static int _new_loop(Browser * browser);
static gboolean _new_idle(gpointer data);
static void _refresh_done(Browser * browser);
static void _refresh_new(Browser * browser)
{
unsigned int i;
gtk_list_store_clear(browser->store);
for(i = 0; i < 16 && _new_loop(browser) == 0; i++);
if(i == 16)
browser->refresh_id = g_idle_add(_new_idle, browser);
else
_refresh_done(browser);
}
static int _loop_status(Browser * browser);
static void _loop_insert(Browser * browser, GtkTreeIter * iter,
char const * path, char const * display, struct stat * st,
gboolean updated);
static int _new_loop(Browser * browser)
{
struct dirent * de;
GtkTreeIter iter;
char * path;
struct stat st;
while((de = readdir(browser->refresh_dir)) != NULL)
{
if(de->d_name[0] == '.')
{
if(de->d_name[1] == '\0' || (de->d_name[1] == '.'
&& de->d_name[2] == '\0'))
continue;
browser->refresh_hid++;
}
browser->refresh_cnt++;
if(de->d_name[0] != '.' || browser->prefs.show_hidden_files)
break;
}
if(de == NULL)
return _loop_status(browser);
if((path = g_build_filename(browser->current->data, de->d_name, NULL))
== NULL || lstat(path, &st) != 0)
{
_browser_error(de->d_name, 0);
if(path != NULL)
g_free(path);
return 0;
}
_loop_insert(browser, &iter, path, de->d_name, &st, 0);
g_free(path);
return 0;
}
static int _loop_status(Browser * browser)
{
char status[36];
snprintf(status, sizeof(status), "%u file%c (%u hidden)",
browser->refresh_cnt, browser->refresh_cnt <= 1
? '\0' : 's', browser->refresh_hid);
_browser_set_status(browser, status);
return 1;
}
static char * _insert_size(off_t size);
static void _loop_insert(Browser * browser, GtkTreeIter * iter,
char const * path, char const * display, struct stat * st,
gboolean updated)
{
char const * p;
struct passwd * pw = NULL;
struct group * gr = NULL;
uint64_t inode = 0;
char * size = "";
char const * type = NULL;
GdkPixbuf * icon_24 = browser->pb_file_24;
#if GTK_CHECK_VERSION(2, 6, 0)
GdkPixbuf * icon_48 = browser->pb_file_48;
#endif
if((p = g_filename_to_utf8(display, -1, NULL, NULL, NULL)) != NULL)
display = p;
if(st != NULL)
{
inode = st->st_ino;
size = _insert_size(st->st_size);
pw = getpwuid(st->st_uid);
gr = getgrgid(st->st_gid);
if(S_ISDIR(st->st_mode))
{
icon_24 = browser->pb_folder_24;
#if GTK_CHECK_VERSION(2, 6, 0)
icon_48 = browser->pb_folder_48;
#endif
}
else if(!S_ISLNK(st->st_mode) && st->st_mode & S_IXUSR
#if GTK_CHECK_VERSION(2, 6, 0)
&& browser->pb_executable_48 != NULL
#endif
&& browser->pb_executable_24 != NULL)
{
icon_24 = browser->pb_executable_24;
#if GTK_CHECK_VERSION(2, 6, 0)
icon_48 = browser->pb_executable_48;
#endif
}
else if((type = mime_type(browser->mime, display)) != NULL)
icon_24 = mime_icons(browser->mime, browser->theme,
#if GTK_CHECK_VERSION(2, 6, 0)
type, &icon_48);
#else
type, NULL);
#endif
}
#if GTK_CHECK_VERSION(2, 6, 0)
gtk_list_store_insert_with_values(browser->store, iter, -1,
#else
gtk_list_store_insert_after(browser->store, iter, NULL);
gtk_list_store_set(browser->store, iter,
#endif
BR_COL_UPDATED, updated, BR_COL_PATH, path,
BR_COL_DISPLAY_NAME, display, BR_COL_INODE, inode,
BR_COL_IS_DIRECTORY, st != NULL ? S_ISDIR(st->st_mode)
: 0,
BR_COL_PIXBUF_24, icon_24 != NULL ? icon_24
: browser->pb_file_24,
#if GTK_CHECK_VERSION(2, 6, 0)
BR_COL_PIXBUF_48, icon_48 != NULL ? icon_48
: browser->pb_file_48,
#endif
BR_COL_MIME_TYPE, type != NULL ? type : "",
BR_COL_SIZE, size,
BR_COL_OWNER, pw != NULL ? pw->pw_name : "",
BR_COL_GROUP, gr != NULL ? gr->gr_name : "",
-1);
}
static char * _insert_size(off_t size)
{
static char buf[11];
double sz = size;
char * unit;
if(sz < 1024)
{
snprintf(buf, sizeof(buf), "%.0f%s", sz, " bytes");
return buf;
}
else if((sz /= 1024) < 1024)
unit = "KB";
else if((sz /= 1024) < 1024)
unit = "MB";
else if((sz /= 1024) < 1024)
unit = "GB";
else
{
sz /= 1024;
unit = "TB";
}
snprintf(buf, sizeof(buf), "%.1f %s", sz, unit);
return buf;
}
static gboolean _new_idle(gpointer data)
{
Browser * browser = data;
unsigned int i;
for(i = 0; i < 16 && _new_loop(browser) == 0; i++);
if(i == 16)
return TRUE;
_refresh_done(browser);
return FALSE;
}
static gboolean _done_timeout(gpointer data);
static void _refresh_done(Browser * browser)
{
closedir(browser->refresh_dir);
browser->refresh_dir = NULL;
g_timeout_add(1000, _done_timeout, browser);
}
static gboolean _done_timeout(gpointer data)
{
Browser * browser = data;
struct stat st;
if(stat(browser->current->data, &st) != 0)
return _browser_error(browser->current->data, FALSE);
if(st.st_mtime == browser->refresh_mti)
return TRUE;
browser_refresh(browser);
return FALSE;
}
static int _current_loop(Browser * browser);
static gboolean _current_idle(gpointer data);
static void _current_deleted(Browser * browser);
static void _refresh_current(Browser * browser)
{
unsigned int i;
for(i = 0; i < 16 && _current_loop(browser) == 0; i++);
if(i == 16)
{
browser->refresh_id = g_idle_add(_current_idle, browser);
return;
}
_current_deleted(browser);
_refresh_done(browser);
}
static void _loop_update(Browser * browser, GtkTreeIter * iter,
char const * path, char const * display, struct stat * st);
static int _current_loop(Browser * browser)
{
struct dirent * de;
char * path;
struct stat st;
GtkTreeModel * model = GTK_TREE_MODEL(browser->store);
GtkTreeIter iter;
gboolean valid;
uint64_t inode;
while((de = readdir(browser->refresh_dir)) != NULL)
{
if(de->d_name[0] == '.')
{
if(de->d_name[1] == '\0' || (de->d_name[1] == '.'
&& de->d_name[2] == '\0'))
continue;
browser->refresh_hid++;
}
browser->refresh_cnt++;
if(de->d_name[0] != '.' || browser->prefs.show_hidden_files)
break;
}
if(de == NULL)
return _loop_status(browser);
if((path = g_build_filename(browser->current->data, de->d_name, NULL))
== NULL || lstat(path, &st) != 0)
{
_browser_error(de->d_name, 0);
if(path != NULL)
g_free(path);
return 0;
}
valid = gtk_tree_model_get_iter_first(model, &iter);
for(; valid == TRUE; valid = gtk_tree_model_iter_next(model, &iter))
{
gtk_tree_model_get(model, &iter, BR_COL_INODE, &inode, -1);
if(inode == st.st_ino)
break;
}
if(valid != TRUE)
_loop_insert(browser, &iter, path, de->d_name, &st, 1);
else
_loop_update(browser, &iter, path, de->d_name, &st);
g_free(path);
return 0;
}
static void _loop_update(Browser * browser, GtkTreeIter * iter,
char const * path, char const * display, struct stat * st)
/* FIXME code duplication */
{
char const * p;
struct passwd * pw = NULL;
struct group * gr = NULL;
uint64_t inode = 0;
char * size = "";
char const * type = NULL;
GdkPixbuf * icon_24 = browser->pb_file_24;
#if GTK_CHECK_VERSION(2, 6, 0)
GdkPixbuf * icon_48 = browser->pb_file_48;
#endif
if((p = g_filename_to_utf8(display, -1, NULL, NULL, NULL)) != NULL)
display = p;
if(st != NULL)
{
inode = st->st_ino;
size = _insert_size(st->st_size);
pw = getpwuid(st->st_uid);
gr = getgrgid(st->st_gid);
if(S_ISDIR(st->st_mode))
{
icon_24 = browser->pb_folder_24;
#if GTK_CHECK_VERSION(2, 6, 0)
icon_48 = browser->pb_folder_48;
#endif
}
else if(!S_ISLNK(st->st_mode) && st->st_mode & S_IXUSR
#if GTK_CHECK_VERSION(2, 6, 0)
&& browser->pb_executable_48 != NULL
#endif
&& browser->pb_executable_24 != NULL)
{
icon_24 = browser->pb_executable_24;
#if GTK_CHECK_VERSION(2, 6, 0)
icon_48 = browser->pb_executable_48;
#endif
}
else if((type = mime_type(browser->mime, display)) != NULL)
icon_24 = mime_icons(browser->mime, browser->theme,
#if GTK_CHECK_VERSION(2, 6, 0)
type, &icon_48);
#else
type, NULL);
#endif
}
gtk_list_store_set(browser->store, iter, BR_COL_UPDATED, 1,
BR_COL_PATH, path, BR_COL_DISPLAY_NAME, display,
BR_COL_INODE, inode,
BR_COL_IS_DIRECTORY, st != NULL ? S_ISDIR(st->st_mode)
: 0,
BR_COL_PIXBUF_24, icon_24 != NULL ? icon_24
: browser->pb_file_24,
#if GTK_CHECK_VERSION(2, 6, 0)
BR_COL_PIXBUF_48, icon_48 != NULL ? icon_48
: browser->pb_file_48,
#endif
BR_COL_MIME_TYPE, type != NULL ? type : "",
BR_COL_SIZE, size,
BR_COL_OWNER, pw != NULL ? pw->pw_name : "",
BR_COL_GROUP, gr != NULL ? gr->gr_name : "",
-1);
}
static gboolean _current_idle(gpointer data)
{
Browser * browser = data;
unsigned int i;
for(i = 0; i < 16 && _current_loop(browser) == 0; i++);
if(i == 16)
return TRUE;
_current_deleted(browser);
_refresh_done(browser);
return FALSE;
}
static void _current_deleted(Browser * browser)
{
GtkTreeModel * model = GTK_TREE_MODEL(browser->store);
GtkTreeIter iter;
gboolean valid;
gboolean updated;
valid = gtk_tree_model_get_iter_first(model, &iter);
while(valid == TRUE)
{
gtk_tree_model_get(model, &iter, BR_COL_UPDATED, &updated, -1);
gtk_list_store_set(browser->store, &iter, BR_COL_UPDATED, FALSE,
-1);
if(updated == TRUE)
valid = gtk_tree_model_iter_next(model, &iter);
else
valid = gtk_list_store_remove(browser->store, &iter);
}
}
void browser_select_all(Browser * browser)
{
GtkTreeSelection * sel;
#if GTK_CHECK_VERSION(2, 6, 0)
if(browser->iconview != NULL)
{
gtk_icon_view_select_all(GTK_ICON_VIEW(browser->iconview));
return;
}
#endif
sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(browser->detailview));
gtk_tree_selection_select_all(sel);
}
static char * _location_real_path(char const * path);
static int _location_directory(Browser * browser, char * path);
void browser_set_location(Browser * browser, char const * path)
{
char * realpath = NULL;
if((realpath = _location_real_path(path)) == NULL)
return;
if(g_file_test(realpath, G_FILE_TEST_IS_REGULAR))
mime_action(browser->mime, "open", realpath);
else if(g_file_test(realpath, G_FILE_TEST_IS_DIR)
&& _location_directory(browser, realpath) == 0)
{
gtk_widget_set_sensitive(GTK_WIDGET(browser->tb_updir),
strcmp(browser->current->data, "/") != 0);
browser_refresh(browser);
return;
}
else
browser_error(browser, realpath, 0); /* XXX call strerror() */
free(realpath);
}
static char * _location_real_path(char const * path)
{
char * p;
char * cur;
if(path == NULL)
return NULL;
if(path[0] == '/')
return strdup(path);
cur = g_get_current_dir();
p = g_build_filename(cur, path, NULL);
g_free(cur);
return p;
}
static int _location_directory(Browser * browser, char * path)
{
if(browser->history == NULL)
{
if((browser->history = g_list_alloc()) == NULL)
return 1;
browser->history->data = path;
browser->current = browser->history;
return 0;
}
if(strcmp(browser->current->data, path) == 0)
return 1;
g_list_foreach(browser->current->next, (GFunc)free, NULL);
g_list_free(browser->current->next);
browser->current->next = NULL;
browser->history = g_list_append(browser->history, path);
browser->current = g_list_last(browser->history);
gtk_widget_set_sensitive(GTK_WIDGET(browser->tb_back), TRUE);
gtk_widget_set_sensitive(GTK_WIDGET(browser->tb_forward), FALSE);
return 0;
}
static void _view_details(Browser * browser);
#if GTK_CHECK_VERSION(2, 6, 0)
static void _view_icons(Browser * browser);
static void _view_list(Browser * browser);
#endif
void browser_set_view(Browser * browser, BrowserView view)
{
switch(view)
{
case BV_DETAILS:
_view_details(browser);
break;
#if GTK_CHECK_VERSION(2, 6, 0)
case BV_ICONS:
_view_icons(browser);
break;
case BV_LIST:
_view_list(browser);
break;
#endif
}
}
static void _view_details(Browser * browser)
{
GtkTreeSelection * treesel;
GtkCellRenderer * renderer;
if(browser->detailview != NULL)
return;
#if GTK_CHECK_VERSION(2, 6, 0)
if(browser->iconview != NULL)
{
/* FIXME keep selection */
gtk_widget_destroy(browser->iconview);
browser->iconview = NULL;
}
#endif
browser->detailview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(
browser->store));
if((treesel = gtk_tree_view_get_selection(GTK_TREE_VIEW(
browser->detailview))) != NULL)
gtk_tree_selection_set_mode(treesel, GTK_SELECTION_MULTIPLE);
gtk_tree_view_append_column(GTK_TREE_VIEW(browser->detailview),
gtk_tree_view_column_new_with_attributes("",
gtk_cell_renderer_pixbuf_new(), "pixbuf",
BR_COL_PIXBUF_24, NULL));
renderer = gtk_cell_renderer_text_new();
g_object_set(renderer, "editable", TRUE, NULL);
g_signal_connect(G_OBJECT(renderer), "edited", G_CALLBACK(
on_filename_edited), browser);
gtk_tree_view_append_column(GTK_TREE_VIEW(browser->detailview),
gtk_tree_view_column_new_with_attributes("Filename",
renderer, "text", BR_COL_DISPLAY_NAME, NULL));
gtk_tree_view_append_column(GTK_TREE_VIEW(browser->detailview),
gtk_tree_view_column_new_with_attributes("Size",
gtk_cell_renderer_text_new(), "text",
BR_COL_SIZE, NULL));
gtk_tree_view_append_column(GTK_TREE_VIEW(browser->detailview),
gtk_tree_view_column_new_with_attributes("Owner",
gtk_cell_renderer_text_new(), "text",
BR_COL_OWNER, NULL));
gtk_tree_view_append_column(GTK_TREE_VIEW(browser->detailview),
gtk_tree_view_column_new_with_attributes("Group",
gtk_cell_renderer_text_new(), "text",
BR_COL_GROUP, NULL));
gtk_tree_view_append_column(GTK_TREE_VIEW(browser->detailview),
gtk_tree_view_column_new_with_attributes("MIME type",
gtk_cell_renderer_text_new(), "text",
BR_COL_MIME_TYPE, NULL));
gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(browser->detailview),
TRUE);
g_signal_connect(G_OBJECT(browser->detailview), "row-activated",
G_CALLBACK(on_detail_default), browser);
g_signal_connect(G_OBJECT(browser->detailview), "button-press-event",
G_CALLBACK(on_view_press), browser);
gtk_container_add(GTK_CONTAINER(browser->scrolled),
browser->detailview);
gtk_widget_show(browser->detailview);
}
#if GTK_CHECK_VERSION(2, 6, 0)
static void _view_icon_view(Browser * browser);
static void _view_icons(Browser * browser)
{
#if GTK_CHECK_VERSION(2, 8, 0)
GtkCellRenderer * renderer;
_view_icon_view(browser);
renderer = gtk_cell_renderer_pixbuf_new();
g_object_set(renderer, "follow-state", TRUE, NULL);
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(browser->iconview), renderer,
TRUE);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(browser->iconview),
renderer, "pixbuf", BR_COL_PIXBUF_48, NULL);
renderer = gtk_cell_renderer_text_new();
g_object_set(renderer, "editable", TRUE, "xalign", 0.5,
"wrap-mode", PANGO_WRAP_WORD_CHAR, "wrap-width", 96,
NULL);
g_signal_connect(G_OBJECT(renderer), "edited", G_CALLBACK(
on_filename_edited), browser);
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(browser->iconview), renderer,
TRUE);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(browser->iconview),
renderer, "text", BR_COL_DISPLAY_NAME, NULL);
#else
_view_icon_view(browser);
gtk_icon_view_set_pixbuf_column(GTK_ICON_VIEW(browser->iconview),
BR_COL_PIXBUF_48);
gtk_icon_view_set_text_column(GTK_ICON_VIEW(browser->iconview),
BR_COL_DISPLAY_NAME);
#endif /* !GTK_CHECK_VERSION(2, 8, 0) */
gtk_icon_view_set_item_width(GTK_ICON_VIEW(browser->iconview), 96);
gtk_icon_view_set_orientation(GTK_ICON_VIEW(browser->iconview),
GTK_ORIENTATION_VERTICAL);
gtk_widget_show(browser->iconview);
}
static void _view_icon_view(Browser * browser)
{
if(browser->iconview != NULL)
{
#if GTK_CHECK_VERSION(2, 8, 0)
gtk_cell_layout_clear(GTK_CELL_LAYOUT(browser->iconview));
#endif
return;
}
if(browser->detailview != NULL)
{
gtk_widget_destroy(browser->detailview);
browser->detailview = NULL;
}
browser->iconview = gtk_icon_view_new_with_model(GTK_TREE_MODEL(
browser->store));
gtk_icon_view_set_margin(GTK_ICON_VIEW(browser->iconview), 4);
gtk_icon_view_set_column_spacing(GTK_ICON_VIEW(browser->iconview), 4);
gtk_icon_view_set_row_spacing(GTK_ICON_VIEW(browser->iconview), 4);
gtk_icon_view_set_spacing(GTK_ICON_VIEW(browser->iconview), 4);
gtk_icon_view_set_selection_mode(GTK_ICON_VIEW(browser->iconview),
GTK_SELECTION_MULTIPLE);
g_signal_connect(G_OBJECT(browser->iconview), "item-activated",
G_CALLBACK(on_icon_default), browser);
g_signal_connect(G_OBJECT(browser->iconview), "button-press-event",
G_CALLBACK(on_view_press), browser);
g_signal_connect(G_OBJECT(browser->iconview), "popup-menu",
G_CALLBACK(on_view_popup), browser);
gtk_container_add(GTK_CONTAINER(browser->scrolled), browser->iconview);
}
static void _view_list(Browser * browser)
{
#if GTK_CHECK_VERSION(2, 8, 0)
GtkCellRenderer * renderer;
_view_icon_view(browser);
renderer = gtk_cell_renderer_pixbuf_new();
g_object_set(renderer, "follow-state", TRUE, NULL);
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(browser->iconview), renderer,
TRUE);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(browser->iconview),
renderer, "pixbuf", BR_COL_PIXBUF_24, NULL);
renderer = gtk_cell_renderer_text_new();
g_object_set(renderer, "editable", TRUE, "xalign", 0.5,
"wrap-mode", PANGO_WRAP_WORD_CHAR, "wrap-width", 118,
NULL);
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(browser->iconview), renderer,
TRUE);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(browser->iconview),
renderer, "text", BR_COL_DISPLAY_NAME, NULL);
#else
_view_icon_view(browser);
gtk_icon_view_set_pixbuf_column(GTK_ICON_VIEW(browser->iconview),
BR_COL_PIXBUF_24);
gtk_icon_view_set_text_column(GTK_ICON_VIEW(browser->iconview),
BR_COL_DISPLAY_NAME);
#endif /* !GTK_CHECK_VERSION(2, 8, 0) */
gtk_icon_view_set_item_width(GTK_ICON_VIEW(browser->iconview), 146);
gtk_icon_view_set_orientation(GTK_ICON_VIEW(browser->iconview),
GTK_ORIENTATION_HORIZONTAL);
gtk_widget_show(browser->iconview);
}
#endif
void browser_unselect_all(Browser * browser)
{
GtkTreeSelection * sel;
#if GTK_CHECK_VERSION(2, 6, 0)
if(browser->iconview != NULL)
{
gtk_icon_view_unselect_all(GTK_ICON_VIEW(browser->iconview));
return;
}
#endif
sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(browser->detailview));
gtk_tree_selection_unselect_all(sel);
}