This manual describes version 2.4 of the GNOME desktop.
Copyright © 2003 Sun Microsystems
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License (GFDL), Version 1.1 or any later version published by the Free Software Foundation with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. You can find a copy of the GFDL at this link or in the file COPYING-DOCS distributed with this manual.
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| Revision History | |
|---|---|
| Revision GNOME 2.4 Desktop User Guide V2.6 | August 2003 |
|
Sun Microsystems GNOME Documentation Project | |
| Revision GNOME 2.2.1 Desktop User Guide V2.5 | March 2003 |
|
Sun Microsystems GNOME Documentation Project | |
| Revision GNOME 2.2 Desktop User Guide V2.4 | January 2003 |
|
Sun Microsystems GNOME Documentation Project | |
| Revision GNOME 2.0 Desktop User Guide V2.3 | October 2002 |
|
Sun Microsystems GNOME Documentation Project | |
| Revision GNOME 2.0 Desktop User Guide V2.2 | August 2002 |
|
Sun Microsystems GNOME Documentation Project | |
| Revision GNOME 2.0 Desktop User Guide V2.1 | August 2002 |
|
Sun Microsystems GNOME Documentation Project | |
| Revision GNOME 2.0 Desktop User Guide V1.0 | May 2002 |
|
Sun Microsystems GNOME Documentation Project | |
Table of Contents
A desktop environment desktop environment is a windows-based environment for users. The desktop environment is the sum of all the parts of your working environment. This section introduces the core components in the GNOME Desktop environment.
The GNOME Desktop is very configurable, therefore this section covers the main functional possibilities of the GNOME Desktop features. If you want to find out how to implement the various configuration possibilities that are mentioned in this section, see Customizing Your GNOME Desktop.
The chapters in this section are as follows:
Basic Skills
Read this chapter to find out about mouse usage, shortcut keys, basic window skills, and basic dialog skills.
Overview of the GNOME Desktop
Read this chapter for an introduction to the major components and functions of the desktop environment. If you do not read anything else in this manual, read this chapter.
GNOME Desktop Sessions
Read this chapter for information about how to start, manage, and end GNOME Desktop sessions.
Working With Panels
Read this chapter to find out more about using panels. Panels are a key component of the GNOME Desktop. This chapter tells you how to use the different parts of your panels, and how to invoke the available functions of the desktop environment using panels.
Working With Menus
Read this chapter to find out more about using menus.
Working With Windows
Read this chapter to find out more about using windows. This chapter describes basic windows functions such as moving and resizing. This chapter also describes the controls that you use with windows.
Nautilus File Manager
Read this chapter to find out more about the Nautilus file manager. This chapter describes how to use the file manager to work with your file system. This chapter also describes how to customize the file manager.
Using Your Desktop
Read this chapter to find out more about using the desktop. The desktop is the part of the desktop environment where there are no interface graphical items, such as panels and windows. This chapter describes how to use the desktop to start applications, and open your files and folders. The chapter also describes how to use Trash from the desktop, how to use the Desktop menu, and how to customize the desktop.
Table of Contents
Table of Contents
This chapter introduces you to the basic skills that you need to work with the GNOME Desktop.
Even if you are very familiar with mouse devices, you should still familiarize yourself with the button conventions and action terminology used in this manual. This section also describes the mouse pointers.
All the instructions in this manual are for the following types of mouse devices:
Devices that are configured for right-hand users.
Three button devices. If you have a two-button mouse device, then you press the two buttons simultaneously to simulate the effect of a middle mouse button.
The mouse button conventions used in this manual are as follows:
Mouse Button | Definition |
|---|---|
Left mouse button | The button on the left side of a mouse device configured for normal right-hand use. |
Middle mouse button | The middle button of a mouse device configured for normal right-hand use. |
Right mouse button | The button on the right side of a mouse device configured for normal right-hand use. |
To reverse the handedness of your mouse device, open the , then select the options that you require. If you do reverse the handedness of your mouse device, then you must reverse the mouse button conventions used in this manual.
The following table describes the actions that you can perform with the mouse:
Mouse Button | Usage |
|---|---|
Left mouse button | Use to perform the following actions:
|
Middle mouse button | Use to perform the following actions:
|
Right mouse button | Opens a menu for the selected object, if a menu applies. |
For example, if you want to copy text then perform the following steps:
Select the text with the left mouse button.
Move the mouse pointer to the location where you want to copy the text.
Click on the middle mouse button.
You can also right-click on the desktop to open the Desktop menu.
The conventions used in this manual to describe actions that you take with the mouse are as follows:
Action | Definition |
|---|---|
Click | Press and release the left mouse button, without moving the mouse. |
Click-and-hold | Press and do not release the left mouse button. |
Left-click | Same as click. Left-click clarifies the action when there might be confusion with right-click. |
Middle-click | Press and release the middle mouse button, without moving the mouse. |
Right-click | Press and release the right mouse button, without moving the mouse. |
Double-click | Press and release the left mouse button twice in rapid succession without moving the mouse. |
Drag | Click-and-hold a mouse button, then move an object. For example, you can drag a window or an icon. The left and middle mouse buttons can perform drag actions. |
Drag-and-drop | Click-and-hold a mouse button, then move an object. For example, you can drag-and-drop a window or an icon. Release the mouse button to place the object in a new location. |
Grab | Point to an item that you can move, and click-and-hold on the mouse button. For example, you can grab the titlebar of a window, then drag the window to a new location. |
As you use the mouse, the appearance of the mouse pointer can change. The appearance of the pointer can provide feedback about a particular operation, location, or state. The following table lists and describes some of the mouse pointers.
Pointer | Associated Action | Description |
|---|---|---|
![]() | Point to an item, choose a menu item | Normal pointer. The pointer that appears during normal use of the mouse. |
![]() | Drag-and-drop | Move pointer. Indicates that when you drop the object, the object is moved from the old location to the new location. |
![]() | Drag-and-drop | Copy pointer. Indicates that when you drop the object, a copy of the object is created where you drop the object. |
![]() | Drag-and-drop | Symbolic link pointer. Indicates that when you drop the object, a symbolic link to the object is created where you drop the object. A symbolic link is a special type of file that points to another file or folder. |
![]() | Drag-and-drop | Ask pointer. Indicates that when you drop the object, a menu opens. You can choose to move or copy the object, or to create a symbolic link to the object. |
![]() | Drag-and-drop | Not available pointer. Indicates that you cannot drop the object at the current location. |
![]() | Move panel object | Move panel object pointer. Indicates that you have selected a panel object to move. |
![]() | Resize window horizontally | Horizontal resize pointer. Indicates that you have selected a vertical window border to resize the window horizontally. |
![]() | Resize window vertically | Vertical resize pointer. Indicates that you have selected a horizontal window border to resize the window vertically. |
![]() | Resize window horizontally and vertically | Corner resize pointer. Indicates that you have selected a corner of a window border to resize the window horizontally and vertically. |
![]() | Resize window pane or resize table column | Window pane or table column resize pointer. Indicates that you have selected a column in a table to resize. |
For almost every task that you can perform with the mouse, you can use the keyboard to perform the same task. Shortcut keys are keys that provide you with a quick way to perform a task.
You can use shortcut keys to perform desktop environment tasks and to work with interface items such as panels and windows. You can also use shortcut keys in applications. To customize your shortcut keys, use the Keyboard Shortcuts preference tool.
You can also modify your desktop environment preferences to use keyboard accessibility features.
The following sections describe the shortcut keys that you can use.
Desktop environment shortcut keys enable you to use the keyboard to perform desktop environment tasks. The following table lists some desktop environment shortcut keys:
Default Shortcut Keys | Function |
|---|---|
Alt-F1 | Opens the Main Menu. |
Alt-F2 | Displays the Run Application dialog. |
Print Screen | Takes a screenshot. |
Alt-Print Screen | Takes a screenshot of the window that has focus. |
Ctrl-Alt-right arrow | Switches to the workspace to the right of the current workspace. |
Ctrl-Alt-left arrow | Switches to the workspace to the left of the current workspace. |
Ctrl-Alt-up arrow | Switches to the workspace above the current workspace. |
Ctrl-Alt-down arrow | Switches to the workspace below the current workspace. |
Ctrl-Alt-d | Minimizes all windows, and gives focus to the desktop. |
F1 | Starts the online help browser, and displays appropriate online help. |
Window shortcut keys enable you to use the keyboard to perform window tasks. The following table lists some window shortcut keys:
Default Shortcut Keys | Function |
|---|---|
Alt-Tab | Switches between windows. When you use these shortcut keys, a list of windows that you can select is displayed. Release the keys to select a window. |
Alt-Esc | Switches between windows in reverse order. Release the keys to select a window. |
F10 | Opens the first menu on the left side of the menubar. |
Alt-spacebar | Opens the Window Menu. |
Arrow keys | Moves the focus between items in a menu. |
Return | Chooses a menu item. |
Esc | Closes an open menu. |
Ctrl-Alt-right arrow | Switches to the workspace to the right of the current workspace. |
Ctrl-Alt-left arrow | Switches to the workspace to the left of the current workspace. |
Ctrl-Alt-up arrow | Switches to the workspace above the current workspace. |
Ctrl-Alt-down arrow | Switches to the workspace below the current workspace. |
Ctrl-Alt-d | Minimizes all windows, and gives focus to the desktop. |
Panel shortcut keys enable you to use the keyboard to perform panel tasks. The following table lists panel shortcut keys:
Default Shortcut Keys | Function |
|---|---|
Ctrl-Alt-Tab | Switches the focus between the panels and the desktop. When you use these shortcut keys, a list of items that you can select is displayed. Release the keys to select an item. |
Ctrl-Alt-Esc | Switches the focus between the panels and the desktop. Release the keys to select an item. |
Ctrl-F10 | Opens the popup menu for the selected panel. |
Tab | Switches the focus between objects on a panel. |
Return | Chooses the selected panel object or menu item. |
Shift-F10 | Opens the popup menu for the selected panel object. |
Arrow keys | Moves the focus between items in a menu. Moves the focus between interface items in an applet also. |
Esc | Closes an open menu. |
F10 | Opens the Applications menu from the Menu Bar, if the Menu Bar is in a panel. |
Application shortcut keys enable you to perform application tasks. You can use shortcut keys to perform application tasks more quickly than if you use a mouse. The following table lists some application shortcut keys:
Shortcut Keys | Command |
|---|---|
Ctrl-N | New |
Ctrl-X | Cut |
Ctrl-C | Copy |
Ctrl-V | Paste |
Ctrl-Z | Undo |
Ctrl-S | Save |
Ctrl-Q | Quit |
A menubar is a bar at the top of a window that contains the menus for the application. An access key is an underlined letter in a menubar, menu, or dialog that you can use to perform an action. On a menubar, the access key for each menu is underlined.
To open a menu, press Alt, then press the access key. In the menu, the access key for each menu item is underlined. To choose a menu item, press the access key for the menu item. The following table shows example access keys from the Text Editor application:
Access Keys | Function |
|---|---|
Alt-F | Opens the File menu. |
N | Chooses the New item on the File menu. |
You can also use access keys to access elements in a dialog. In a dialog, one letter in most dialog elements is underlined. To access a particular dialog element, press Alt, then press the access key. The following table shows an example access key from the Preferences dialog in the Text Editor application:
Access Key | Function |
|---|---|
Alt-U | Gives focus to the Use default theme font check box. |
You can use also other keys to navigate within a window or dialog.
Key | Function |
|---|---|
Tab | Moves the focus from element to element in a window or dialog. |
Arrow keys | Use the arrow keys to perform the following actions:
|
This section provides information on how to use windows.
Some windows contain more than one pane. A pane is a subdivision of a window. For example, the Nautilus file manager window contains a side pane and a view pane. A window that contains panes has a resize handle on the edge between the panes. To resize the pane, grab the resize handle, then drag the edge to the size you require.
Some windows contain information that is organized in a table. This section describes how to work with tables.
To change the width of a column, drag one of the vertical edges of the column.
In some tables, you can sort the information by a particular column. To sort information in a table, click on the heading on top of the column by which you want to sort the information. An up arrow is displayed in the column heading by which the table is sorted. The following figure shows the up arrow.
To reverse the sort order, click on the column heading again. The up arrow changes to a down arrow. The down arrow indicates that the information in the column is sorted in reverse order.
In some tables, you can select multiple items. The following table describes how to select items in tables.
Task | Action |
|---|---|
Select an item | Click on the item. |
Select a group of contiguous items | Press-and-hold Shift. Click on the first item in the group, then click on the last item in the group. |
Select multiple items | Press-and-hold Ctrl. Click on the items that you want to select. |
Table of Contents
This chapter introduces you to the features and main components of the GNOME Desktop. Before you start to use the desktop environment read this chapter to familiarize yourself with the various features, and how the main components work. The desktop environment is very configurable, so this chapter describes the typical default configuration, covering the following topics.
When you start a desktop environment session for the first time, you should see a default startup screen, with panels, windows, and various icons. Figure 2.1 shows a typical desktop environment.
The major components of the desktop environment are as follows:
Panels
Panels are areas in your desktop environment from which you can access all of your system applications and menus. Panels are very configurable. A particularly important panel in Figure 2.1 is the top edge panel. The top edge panel includes the Menu Bar. The Menu Bar contains two special menus, as follows:
Applications menu: Contains all applications and configuration tools. This menu also includes the file manager and the help browser. To start the file manager, choose Home Folder from the Applications menu.
Actions menu: Contains various commands that perform desktop environment functions, for example Search for Files and Log Out.
Click on the icon at the extreme right of the top edge panel to display a list of all open windows.
Menus
You can access all desktop environment functions through menus. The top edge panel contains menus, so you can use a combination of menus and panels to perform your tasks. You can use the Applications menu and the Actions menu to access almost all of the standard applications, commands, and configuration options.
You can also access almost all of the standard applications, commands, and configuration options from the Main Menu. You can access the items in the Applications and Actions menus from the Main Menu. You can add the Main Menu as a button to your panels.
Windows
You can display many windows at the same time. You can run different applications in each window. The window manager provides frames and buttons for windows. The window manager enables you to perform standard actions such as move, close, and resize windows.
Workspaces
You can subdivide your desktop environment into separate workspaces. A workspace is a discrete area in which you can work. You can specify the number of workspaces in your desktop environment. You can switch to a different workspace, but you can only display one workspace at a time.
Nautilus file manager
The Nautilus file manager provides an integrated access point to your files and applications. You can display the contents of your files within a file manager window, or open the files in the appropriate application from the file manager. You can use the file manager to manage your files and folders.
Desktop
The desktop is behind all of the other components on the desktop. The desktop is an active component of the user interface. You can place objects on the desktop to quickly access your files and directories, or to start applications that you use often. You can also right-click on the desktop to open a menu.
Start Here location
The Start Here location provides an access point to some of the key features of the desktop environment. You can access your GNOME applications and configuration tools from the Start Here location. You can also access programs that enable you to configure your system as a server, and to choose other system settings.
Desktop environment preferences
The desktop environment contains dedicated preference tools. Each tool controls a particular part of the behavior of the desktop environment. To start a preference tool, choose Applications->Desktop Preferences. Choose the item that you want to configure from the submenus.
The most powerful features of the desktop environment are the high degree of configurability and the multiple ways that you can perform tasks.
The desktop environment provides interoperability of the desktop environment components. Usually, you can perform the same action in several different ways. For example, you can start applications from panels, from menus, or from the desktop.
Your system administrator can make configuration changes to suit your needs, so that the desktop environment might not be exactly the same as described in this chapter. Nevertheless, this chapter provides a useful quick guide to how to work with the desktop environment.
You can add or delete panels at any time. When you start a session for the first time, the desktop environment usually contains a panel at the top edge of the screen, and a panel at the bottom edge of the screen.
You can perform the following actions with panels:
Create panels.
Delete panels.
Hide panels.
Add objects to panels.
Manipulate panel objects.
To add a panel, right-click on a vacant space on any panel, then choose New Panel. The new panel is added to your desktop environment. The new panel contains no objects. You can customize the new panel to suit your preferences. You can add objects to the panel to fit your own requirements. You can also change the background of the panel. You can create as many panels as you want.
Panels can have hide buttons at each end of the panel. You click on the hide buttons to hide or show the panel.
A panel can hold several types of objects. The panel in Figure 2.2 contains each type of panel object.
You can add any of the following objects to all types of panels:
Applets
Applets are small, interactive applications that reside within a panel, for example CD Player in Figure 2.2. Each applet has a simple user interface that you can operate with the mouse or keyboard. The following applets appear in your panels by default:
Menu Bar: Provides access to the Applications menu and the Actions menu. You can use the menus to access your applications, preference tools, and other desktop environment tasks.
Window List: Displays a button for each window that is open. You can click on a window list button to minimize and restore windows. By default, Window List appears in the edge panel at the bottom of the screen.
Workspace Switcher: Displays a visual representation of your workspaces. You can use Workspace Switcher to switch between workspaces. By default, Workspace Switcher appears in the edge panel at the bottom of the screen.
To add an applet to a panel, right-click on a vacant space on the panel, then choose Add to Panel. Choose the applet that you require from one of the following submenus:
Accessories
Amusements
Internet
Multimedia
Utility
Launchers
A launcher starts a particular application, executes a command, or opens a file. The calculator icon in Figure 2.2 is a launcher for the Calculator application. A launcher can reside in a panel or in a menu. Click on the launcher to perform the action that is associated with the launcher.
You can create your own launchers for applications. For example, you can create a launcher for a word processor application that you use frequently, and place the launcher in a panel for convenient access. To add a new launcher to a panel, right-click on a vacant space on the panel, then choose Add to Panel->Launcher.
Alternatively, to add a launcher from a menu, right-click on a vacant space on the panel, then choose Add to Panel->Launcher from menu. Choose the launcher to add from the submenus.
Buttons
You can add buttons to your panels to provide quick access to common functions. You can add the following buttons to your panels:
Force Quit: Use this button to terminate applications that do not respond to your commands.
Lock: Click on this button to lock your screen. The lock icon in Figure 2.2 is the Lock button.
Log Out: Click on this button to end your session
Run: Click on this button to open the Run Application dialog, from which you can run commands.
Screenshot: Click on this button to take a screenshot of the screen.
Search: Click on this button to open the Search Tool application, from which you can search for files.
Show Desktop: Click on this button to minimize all windows and show the desktop.
To add the buttons to a panel, right-click on a vacant space on the panel, then choose Add to Panel->Actions. You can then choose the button you require.
Menus
You can access all desktop environment functions through menus. The default panels contain menus, so you can use a combination of menus and panels to perform your tasks. To open a menu from a panel, click on the icon that represents the menu. To open a menu from the Menu Bar, click on the text that represents the menu.
Menus that you add to your panels are represented by an icon with an arrow. The arrow indicates that the icon represents a menu. The icon in Figure 2.2 is the icon that is displayed when you add the Desktop Preferences menu to a panel.
You can add the Main Menu to any of your panels. To add the Main Menu to a panel, right-click on a vacant space on the panel, then choose Add to Panel->Main Menu.
You can also add the Menu Bar to any of your panels. To add the Menu Bar to a panel, right-click on a vacant space on the panel, then choose Add to Panel->Menu Bar.
Drawers
Drawers are sliding extensions to a panel that you can open or close from a drawer icon, as shown in Figure 2.2. Drawers can help you to organize your work when you run a lot of applications simultaneously. You can place all the same functional elements in a drawer that you can put in any other type of panel.
To add a drawer to a panel, right-click on a vacant space on the panel, then choose Add to Panel->Drawer.
To open a drawer click on the drawer. To close a drawer click on the drawer again.
You can manipulate panel objects in the following ways:
Move objects within a panel, or to another panel.
You can move any object to another location in the panel. You can also move an object from one panel to another panel. Use the middle mouse button to drag the panel object to the new location.
Copy menu items to a panel.
Drag the item from the menu to the panel. Alternatively, if the menu item is a launcher right-click on the menu item, then choose Add this launcher to panel.
You can access all desktop environment functions through menus. Your default panels contain menus, so you can use a combination of menus and panels to perform your tasks. The top edge panel contains the Menu Bar. The Menu Bar contains Applications and Actions menus.
You can use the Applications menu and the Actions menu to access almost all of the standard applications, commands, and configuration options. You can also access the items in the Applications and Actions menus from the Main Menu.
To add a Menu Bar to a panel, right-click on the panel then choose Add to Panel->Menu Bar.
To add a Main Menu to a panel, right-click on the panel then choose Add to Panel->Main Menu. The Main Menu is represented by a stylized footprint, as follows:
Click on the Main Menu button on a panel to open the Main Menu.
You can add as many additional menus as you want to any of your panels. To open a menu that you add to a panel, click on the menu icon on the panel. You can perform other actions on your menus, such as copy menu items to panels.
You can display many windows at the same time in your desktop environment. Each window has a frame. The window frame contains active control elements that you can use to work with the window.
The desktop environment features the following types of window:
Application windows
When you run an application, a frame usually borders the window. The top edge of the application window contains a titlebar. The titlebar contains buttons that you can use to work with the window. The buttons in an application window frame enable you to perform actions such as open the Window Menu, or close the window. The Window Menu provides commands that you can perform on the window.
Dialog windows
Dialog windows are associated with interactive processes. A dialog window consists of the window frame, and a single interactive pane that provides information and controls for the user. This manual refers to the interactive part of a dialog window as a dialog. The frame of a dialog window contains buttons that enable you to open the Window Menu, or to close the dialog window.
You use the frame of an application window or dialog window to perform various actions with the window. Most of the control elements are located on the top edge of the window frame. Figure 2.3 shows the top edge of a frame for a typical application window.
The active control elements of the window frame are as follows:
Control Element | Description |
|---|---|
Window Menu button | Click on the Window Menu button to open the Window Menu. |
Titlebar | You can use the titlebar to move and shade the window. |
Minimize button | Click on the Minimize button to minimize the window. |
Maximize button | You can use the Maximize button to maximize and restore the window. To maximize a window click on the Maximize button. To restore the window click on the Maximize button again. |
Close Window button | Click on the Close Window button to close the window. |
Border | Right-click on the border to open the Window Menu. |
To change the size of windows grab the border of the window, but not the titlebar. Drag the border until the window is the size that you require.
A window that has focus can receive input from the mouse and the keyboard. Only one window can have focus at a time. The window that has focus has a different appearance than other windows.
You can use the following elements to give focus to a window:
Element | Action |
|---|---|
Mouse | Click on the window, if the window is visible. |
Shortcut keys | Use shortcut keys to switch between the windows that are open. To give focus to a window, release the keys. The default shortcut keys to switch between windows are Alt-Tab. |
Window List | Click on the button that represents the window in Window List. |
Workspace Switcher | Click on the window that you want to give focus to in the Workspace Switcher display. |
You can display many windows at the same time in your desktop environment. Your windows are displayed in subdivisions of your desktop environment that are called workspaces. A workspace is a discrete area in which you can work.
Every workspace contains the same desktop, the same panels, and the same menus. However, you can run different applications, and open different windows in each workspace. You can display only one workspace at a time in your desktop environment but you can have windows open in other workspaces.
Workspaces enable you to organize the desktop environment when you run many applications at the same time. When your current workspace becomes crowded with windows, you can move your work to another workspace. You can also switch to another workspace then start more applications.
Workspaces are displayed in the Workspace Switcher applet. In Figure 2.4, Workspace Switcher contains four workspaces. The first three workspaces contain open windows. The last workspace does not contain currently active windows.
You can switch between workspaces in the following ways:
In Workspace Switcher, click on the workspace where you want to work.
Press Ctrl-Alt-right arrow to switch to the workspace on the right of the current workspace.
Press Ctrl-Alt-left arrow to switch to the workspace on the left of the current workspace.
The Nautilus file manager provides an integrated access point to your files, applications, FTP sites, and URIs. To open a file manager window, choose Applications->Home Folder. The following figure shows a file manager window that displays the contents of a folder.
A file manager window contains the following panes:
Enables you to navigate through your files. This pane also displays information about the current file or folder. The side pane is on the left side of the window.
Displays the contents of files and folders. The view pane is on the right side of the window.
Nautilus enables you to do the following:
View files and folders
You can view your files and folders as icons or as a list. You can view the contents of some types of file within a file manager window. Alternatively, you can open the files in the appropriate application from the file manager.
Manage your files and folders
You can use the file manager to create, move, copy, rename, and remove files and folders.
Run scripts
You can run scripts from the file manager, and you can select files and folders on which to run your scripts.
Customize your files and folders
You can add emblems to your files and folders to indicate particular states. For example, you can add an Important emblem to a file to indicate that the file is important. You can also customize folders in the following ways:
Add a note to a folder.
Specify a custom background pattern for a folder.
Specify a zoom setting for a folder.
Open special Uniform Resource Identifiers (URIs)
The GNOME Desktop contains special URIs that enable you to access particular functions from the file manager. For example, to access the preference tools, you can access the preferences:/// URI in the file manager.
Write CDs
The file manager provides a special location where you can copy files and folders that you want to write to a CD. You can write the contents of the location to a CD easily.
The file manager also creates the desktop.
To navigate to the folder where the file that you want to open resides, double-click on the folder icons in the view pane. When the file that you want to open is displayed, double-click on the file icon to open the file.
The desktop is an active component of the desktop. You can use the desktop to perform the following actions:
Start your applications, and open your files and folders.
You can add desktop objects for convenient access to the files, folders, and applications that you use frequently. For example, you add a launcher for an application that you use often.
Open the Desktop menu.
Right-click on the desktop to open the Desktop menu. You can use the Desktop menu to perform actions on the desktop.
The file manager manages the desktop.
To open an object from the desktop, double-click on the object. You can set your preferences in a Nautilus window so that you click once on an object to execute the default action.
You can add desktop objects for convenient access to files, folders, and applications that you use frequently. You can add objects to your desktop in the following ways:
Use the Desktop menu to add a launcher to the desktop.
Drag an object from a file manager window to the desktop. For example, you can create a symbolic link to a file that you use often, then drag the link to your desktop. The icon for the link is moved to the desktop. To open the file, double-click on the icon. You can also drag files and folders to the desktop.
Drag an application launcher from a menu to the desktop. For example, you can open a menu that contains a launcher for an application that you use often, then drag the launcher to your desktop.

The Start Here location enables you to access the following functions:
Applications
Double-click on Applications to access your key GNOME applications. You can also access the Applications menu through the Menu Bar and the Main Menu.
Desktop Preferences
Double-click on Desktop Preferences to customize your desktop environment.
Programs that enable you to configure your system as a server, and to choose other system settings.
You can access the Start Here location in the following ways:
From a file manager window
Choose Go->Start Here. The contents of the Start Here location are displayed in the window.
From the desktop
Double-click on the Start Here object on the desktop. The contents of the Start Here location are displayed in a file manager window.
You can use desktop environment preference tools to configure almost every feature of the desktop environment. Each tool controls a particular part of the behavior of the desktop environment. For example, you can use a preference tool to select a theme for your desktop environment. A theme is a group of coordinated settings that specify the visual appearance of a part of your interface.
For convenience, the tools are grouped under the following headings:
Basic
Accessibility
Advanced
You can open your desktop environment preference tools in either of the following ways:
Choose Applications->Desktop Preferences. Choose the item that you require from the submenus.
Double-click on the Start Here object on the desktop. A Nautilus window opens at the Start Here location. Double-click on the Desktop Preferences object in the Nautilus window to display the preference tools. Double-click on the item that you require.
The applications that are provided with the GNOME Desktop share several characteristics. For example, the applications have a consistent look-and-feel. The applications share characteristics because the applications use the same programming libraries. An application that uses the standard GNOME programming libraries is called a GNOME-compliant application. For example, Nautilus and the gedit text editor are GNOME-compliant applications.
GNOME provides libraries in addition to the libraries provided by your operating system. The libraries enable GNOME to run your existing applications as well as GNOME-compliant applications. For example, if your operating system is UNIX-based, you can run your current X11 applications and Motif applications from the GNOME Desktop.
Some of the features of GNOME-compliant applications are as follows:
Consistent look-and-feel
GNOME-compliant applications have a consistent look-and-feel. GNOME-compliant applications use the look-and-feel settings that you specify in the preference tools. You can use the following tools to change the look-and-feel of your GNOME-compliant applications:
Menus & Toolbars preference tool
Theme preference tool
Menubars, toolbars, and statusbars
Most GNOME-compliant applications have a menubar, a toolbar, and a statusbar. The menubar always contains a File menu and a Help menu. The File menu always contains an Quit menu item, and the Help menu always contains an About menu item.
A toolbar is a bar that appears under the menubar. A toolbar contains buttons for the most commonly-used commands. A statusbar is a bar at the bottom of a window that provides information about the current state of what you are viewing in the window. GNOME-compliant applications might also contains other bars. For example, Nautilus contains a location bar.
Some of the bars in GNOME-compliant applications are detachable. That is, the bar has a handle that you can grab then drag the bar to another location. You can drag the bar to snap to another side of the window, or to another part of the screen. For example, you can detach the menubar, toolbar, and location bar in the file manager.
Default shortcut keys
GNOME-compliant applications use the same shortcut keys to perform the same actions. For example, to quit a GNOME-compliant application, press Ctrl-Q. To undo an action in a GNOME-compliant application, press Ctrl-Z.
Drag-and-drop
GNOME-compliant applications use the same protocol to implement drag-and-drop operations. Therefore, GNOME-compliant applications provide consistent feedback when you drag-and-drop items.
The use of the same protocol also enables GNOME-compliant applications to interoperate in a sophisticated manner. For example, GNOME-compliant applications recognize the format of the items that you drag. When you drag a HTML file from a Nautilus window to a web browser, the file is displayed in HTML format in the browser. However, when you drag the HTML file to a text editor, the file is displayed in plain text format in the text editor.
The desktop environment provides help if you want to find out more about the following areas:
Desktop environment topics
Applets
Applications
You can find out more about particular desktop environment topics in the integrated Yelp help system. To start the Yelp help system, choose Applications->Help.
Table of Contents
This chapter provides the information you need to start, manage, and end a GNOME Desktop session.
A session occurs between the time that you log in to the desktop environment and the time that you log out. The login screen is your gateway to the desktop environment. The login screen provides fields for you to enter your username and password. The login screen enables you to select login options, for example you can select the language of your session.
You start a session when you log in. The session manager starts after your username and password are authenticated. The session manager enables you to manage the session. For example, you can save the state of your most recent session and return to that session the next time that you log in. The session manager saves and restores the following:
The appearance and behavior settings, for example fonts, colors, and mouse settings.
The applications that you were running, for example file manager and text editor windows. You cannot save and restore applications that the session manager does not manage. For example, if you start the vi editor from the command line in a terminal window, session manager cannot restore your editing session.
To log in to a session, perform the following steps:
On the login screen, click on the Session icon. Choose the GNOME Desktop from the list of available desktop environments.
Enter your username in the Username field on the login screen, then press Return.
Enter your password in the Password field on the login screen, then press Return.
When you log in successfully, the session manager starts a session. If this is the first time you log in, then the session manager starts a new session. If you have logged in before, then the session manager restores your previous session, if you saved your session settings when you logged out.
If you want to shut down or restart the system before you log in, click on the System icon on the login screen. A dialog is displayed. Select the option that you require, then click OK.
To log in to a session in a different language, perform the following actions.
On the login screen, click on the Language icon. Choose the language you require from the list of available languages.
Enter your username in the Username field on the login screen, then press Return.
Enter your password in the Password field on the login screen, then press Return.
To lock the screen, perform one of the following actions:
Choose Actions->Lock Screen.
If the Lock button is present on a panel, click on the Lock button.
To add the Lock button to a panel, right-click on the panel. Choose Add to Panel->Actions->Lock.
When you lock your screen, the screensaver starts. To unlock the screen, move your mouse to display the locked screen dialog. Enter your username and password in the locked screen dialog, then press Return.
For information on configuring your screensaver, see Using the Basic Preference Tools.
To lock your screen correctly, you must have a screensaver enabled.
To configure the session management of the desktop environment, use the Sessions preference tool. The Sessions preference tool recognizes the following types of application:
Applications that are session-managed. When you save the settings for your session, the session manager saves all of the session-managed applications. If you log out, then log in again, the session manager automatically starts the session-managed applications.
Applications that are not session-managed. When you save the settings for your session, the session manager does not save any applications that are not session-managed. If you log out, then log in again, the session manager does not start non-session-managed applications. You must start the application manually. Alternatively, you can use the Sessions preference tool to specify non-session-managed applications that you want to automatically start.
To set how a session behaves when you log in and log out, use Sessions preference tool. Make the changes you require in the Session Options tabbed section. For example, you can select to display a splash screen when you log in.
You can configure your sessions to start with applications that are not session-managed. To configure non-session-managed startup applications, use the Sessions preference tool. Use the Startup Programs tabbed section to add, edit, and delete applications. If you save your settings and log out, the next time that you log in, the startup applications start automatically.
To browse the applications in the current session, use the Sessions preference tool. The Current Session tabbed section lists the following:
All GNOME applications that are currently running, that can connect to the session manager, and that can save the state of the application.
All preference tools that can connect to the session manager, and that can save the state of the tool.
You can use the Current Session tabbed section to perform a limited number of actions on the session properties of an application or preference tool. For example, you can edit the startup order, and restart style of any GNOME application or preference tool that is in the list.
To save your session settings, perform the following steps:
Configure your session to automatically save settings when you end the session. To configure your session, use the Sessions preference tool. The Sessions preference tool starts. Select the Automatically save changes to session option on the Session Options tabbed section.
End your session.
If you do not select the Automatically save changes to session option, when you log out, a dialog asks if you want to save your current settings. To save your settings, select the option, then continue to log out.
To end your session, close all your currently active processes, then perform one of the following actions:
Click on a Log Out button.
Choose Actions->Log Out.
Open the Main Menu, then choose Log Out.
Before you end a session, you might want to save your current settings so that you can restore the session later. During the logout process, a dialog asks if you want to save your current settings. In the Sessions preference tool, you can select an option to automatically save your current settings.
Table of Contents
The information in this chapter describes how to use panels.
A panel is an area in your desktop environment from which you can run applications and applets, and perform other tasks. When you start a session for the first time, the desktop environment contains at least one panel. Your system administrator might have set your default panels according to your local requirements, so you might see slightly different default panels.
You can change the behavior and appearance of your panels to suit your requirements. You can also add or remove objects from your panels. You can create multiple panels, and choose different properties, objects, and backgrounds for each panel. You can also hide panels.
Typically, the GNOME Desktop contains a panel at the top edge of the screen, and a panel at the bottom edge of the screen. The following sections describe these panels.
Figure 4.1 shows the panel at the top edge of the screen. Your system administrator might have set your default top edge panel according to your local requirements, so you might see a slightly different top edge panel.
The typical top edge panel contains the following objects:
Figure 4.2 shows a typical bottom edge panel. Your system administrator might have set your default bottom edge panel according to your local requirements, so you might see a slightly different bottom edge panel.
The bottom edge panel contains the following items:
Show Desktop button: Click on this button to minimize all open windows and show the desktop.
Window List applet: Displays a button for each window that is open. Window List enables you to minimize and restore windows.
Workspace Switcher applet: Enables you to navigate between your workspaces.
The following sections describe how to manage your panels.
To add a panel, right-click on a vacant space on any panel, then choose New Panel. The new panel is added to your desktop environment. The new panel contains no objects. You can customize the new panel to suit your preferences.
To interact with a panel, you must left-click, middle-click, or right-click on a vacant space on the panel. You can also middle-click or right-click on one of the hide buttons to select the panel, if the panel has no vacant space. If the hide buttons are not visible on a panel, modify the properties of the panel so that the hide buttons are visible.
You use the mouse buttons to interact with a panel in the following ways:
Enables you to grab a panel, then drag the panel to a new location.
Opens the panel popup menu.
You can move panels to different locations. To move a panel, middle-click and hold on any vacant space on the panel, then drag the panel to the new location.
You can hide or show panels. To hide a panel, use a hide button. If the hide buttons are not visible on a panel, modify the panel properties so that the hide buttons are visible.
Hide buttons are at either end of a panel. The hide buttons contain an optional arrow icon. The following illustration shows hide buttons.

To hide a panel, click on one of the hide buttons. The panel reduces in the direction of the arrow on the hide button. The hide button at the other end of the panel remains visible.
To show a hidden panel again, click on the visible hide button. The panel expands in the direction of the arrow on the hide button. Both hide buttons are now visible.
You can set a panel to autohide. When you set autohide, the panel hides automatically when the mouse is not pointing to the panel. The panel reappears when you point to the part of the screen where the panel resides. To set your panel to autohide, modify the properties of the panel.
To modify preferences for all panels, use the Panel preference tool to make the changes that you require. For example, you can specify various settings related to the appearance and behavior of panel objects.
You can also modify properties for each individual panel. You can change the features for each panel, such as the type of the panel, the hide behavior, and the visual appearance.
To modify the properties of a panel perform the following steps:
Right-click on a vacant space on the panel, then choose Properties to display the Panel Properties dialog. The Panel Properties dialog contains the following tabbed sections:
General
Background
To modify panel size, position, and hiding properties, click on the General tab. The following table describes the dialog elements on the General tabbed section:
Dialog Element | Description |
|---|---|
Name | Type a name for the panel. When you use shortcut keys to switch between your panels and the desktop, this panel name is displayed. |
Orientation | Select the position of the panel on your screen. Click on the required position for the panel. |
Size | Use the spin box to specify the size of the panel. |
Expand | Select this option if you want the panel to expand to the full length of the edge of the screen where the panel is located. |
Autohide | Select this option to enable autohide. |
Show hide buttons | Select this option to display hide buttons on your panel. |
Arrows on hide button | Select this option to display arrows on the hide buttons, if the hide button is enabled. |
To modify the panel background, click on the Background tab. The Background tabbed section contains the following elements:
Choose the type of background for the panel. The choices are as follows:
Dialog Element | Description |
|---|---|
None (use system theme) | Select this option to use the default panel background. The default panel background depends on the settings in the Theme preference tool. |
Solid color | Select this option to specify a single color for the panel background. Click on the Color button to |