This section describes some of the tools and utilities in the GNOME Desktop.

Run Application dialog, using The Run Application dialog gives you access to the command line. When you run a command in the Run Application dialog, you cannot receive output from the command. To run a command from the command line perform the following steps: Display the Run Application dialog. You can display the Run Application dialog in any of the following ways: From a panel You can add the Run Application object to any panel. See . Click on the Run button to open the Run Application dialog. Using shortcut keys Press AltF2. You can change the shortcut keys that display the Run Application dialog in the Keyboard Shortcuts preference tool. The Run Application dialog is displayed. Enter the command that you want to run in the blank field. Alternatively, to choose a command that you ran previously, click the down arrow button beside the command field, then choose the command to run. Alternatively, select the Show list of known applications option to display a list of available applications. You can also use the Run with file button to choose a file to append to the command line. For example, you can enter emacs as the command, then choose a file to edit. Select the Run in terminal option to run the application or command in a terminal window. Choose this option for an application or command that does not create a window in which to run. Click on the Run button on the Run Application dialog.

screenshots, taking You can take a screenshot in any of the following ways: From any panel You can add a Take Screenshot button to any panel. For instructions on how to do this, see . Click on the Take Screenshot button to take a screenshot of the entire screen. Use shortcut keys To take a screenshot, use the following shortcut keys: Default Shortcut Keys Function Print Screen Takes a screenshot of the entire screen. AltPrint Screen Takes a screenshot of the window to which the mouse points. You can use the Keyboard Shortcuts preference tool to modify the default shortcut keys. From the Menubar Choose ApplicationsAccessoriesTake Screenshot. From the Terminal You can use the gnome-panel-screenshot command to take a screenshot. The gnome-panel-screenshot command takes a screenshot of the entire screen, and displays the Save Screenshot dialog. Use the Save Screenshot dialog to save the screenshot. You can also use options on the gnome-panel-screenshot command as follows: Option Function --window Takes a screenshot of the window that has focus. --delay=seconds Takes a screenshot after the specified number of seconds, and displays the Save Screenshot dialog. Use the Save Screenshot dialog to save the screenshot. --help Displays the options for the command. When you take a screenshot, the Save Screenshot dialog opens. To save the screenshot as an image file, enter the filename for the screenshot and choose a location from the drop-down list.

To set up a printer to use with GNOME, choose DesktopAdministrationPrinting in the panel menubar. The Printers window opens. Choose PrinterAdd Printer. The Add a Printer assistant opens. This guides you through the process of setting up the printer. You can also use the Printers window to check the status of print jobs, and remove or alter the properties of printers that are already set up.

Yelp

The Yelp Help Browser application allows you to view documentation regarding GNOME and other components through a variety of formats. These formats include docbook files, HTML help pages, man pages and info pages (support for man pages and info pages may optionally be compiled in). Despite the different formats supported, Yelp does its best to provide a unified look and feel regardless of the original document format. Yelp Help Browser is internationalised, meaning that it has support to view documents in different languages. The documents must be localised or translated for each language and installed properly for Yelp Help Browser to be able to view them.

You can start Yelp Help Browser in the following ways: System Menu Choose Help Command Line Execute the following command: yelp

When you start Yelp Help Browser, you will see the following window appear.

Yelp Help Browser contains the following elements in Menubar File Use this menu to Open a New Window, view the About this Document page, Print the current document, or Close the window. Edit Use this menu to Copy, Select all, Find..., or to set your Preferences. Go Use this menu to navigate Back, Forward, to the Help Topics page. When viewing a DocBook document, use this menu to navigate to the Next Section, Previous Section or to the Contents. Bookmarks Use this menu to Add Bookmark(s), or Edit Bookmark(s). Help View information about Yelp Help Browser and contributors to the project through the About menuitem. Open this document with the Contents menuitem or by pressing F1. Toolbar Back Use this button to navigate back in your document history. Forward Use this button to navigate forward in your document history. Help Topics Use this button to return to the main table of contents (shown in ) Browser Pane The browser pane is where you will be presented with the table of contents or the documentation. Use the table of contents to navigate to the documentation you need.

To open a document in Yelp Help Browser, use the Table of Contents to navigate to the desired document Alternatively, you may view a particular document by invoking Yelp Help Browser from the command line. Please see .

To open a new window: Click File New Window Use the key combination Ctrl+N

To view information about the currently open document: Click File About This Document This option is only available for DocBook documentation. Legal notices and documentation contributors are usually listed in this section.

To print any page that you are able to view in Yelp Help Browser: Click File Print this Page

To print an entire document: Click File Print this Document This option is only available for DocBook documentation.

To close a window in Yelp Help Browser, do the following: Click File Close Window Use the key combination Ctrl+W

To set your preferences in Yelp Help Browser: Click Edit Preferences A window will appear that looks like :

The options that are available in this dialog have the following functions: Use system fonts Check this option to display documentation using the default fonts used by the GNOME Desktop. To choose your own fonts to display documentation, uncheck this option and click on the buttons next to the text Variable Width or Fixed Width. Variable Width This is the font to use when a static or fixed width font is not required. The majority of text will be of this type. Fixed Width This is the font to use when all text characters need to be of the same size. This font is usually used to indicate commands, program blocks, or other text that falls under these categories. Browse with caret Click this option if you would like see a caret or cursor in the . This allows you to browse the document more easily by showing where the cursor is located in the document.

To go back in the document history: Click Go Back Use the key combination Alt+Left Use the Back button in the Toolbar

To go forward in the document history: Click Go Forward Use the key combination Alt+Right Use the Forward button in the Toolbar

To go to the Help Topics: Click Go Help Topics Use the key combination Alt+Home Use the Help Topics button in the Toolbar

To go to the previous section: Click Go Previous Section Use the key combination Alt+Up This option is only available in DocBook formatted documents.

To go to the next section: Click Go Next Section Use the key combination Alt+Down This option is only available in DocBook formatted documents.

To go to the contents for a document: Click Go Contents This option is only available in DocBook formatted documents.

To add a bookmark for a particular document: Click Bookmarks Add Bookmark Use the key combination Ctrl+D A window will appear that looks like .

Enter your desired bookmark title in to the Title text entry field. Then click Add to add the bookmark, or click Cancel to cancel the request.

To edit your collection of bookmarkst: Click Bookmarks Edit Bookmarks... Use the key combination Ctrl+B A window will appear that looks like .

You can manage your bookmarks using this window in the following ways: Open Use this button to open the selected bookmark in a new window. Rename Use this button to rename the title of your bookmark. Remove Use this button to delete the bookmark from your collection. Once you are finished managing your bookmarks, click the Close button to exit the Edit Bookmarks Window.

To get help using Yelp Help Browser (and see this document): Click Help Contents

Yelp Help Browser supports opening documents from the command line. There are a number of URIs (Uniform Resource Identifiers) that can be used. These include: file: Use this URI when you want to access a file with yelp, for example: yelp file:///usr/share/gnome/help/gcalctool/C/gcalctool.xml ghelp: or gnome-help: Use this URI when you want to access GNOME help documents, which are typically written in DocBook format. yelp ghelp:gcalctool If you want to open the help document at a particular section, append a question mark to the end of the URI, followed by the section id. yelp ghelp:user-guide?yelp-advanced-cmdline man: Use this URI when you want to access a particular man page. You can append the section of the man page you would like to view if there are multiple man pages with the same name. The section number should be enclosed in parenthesis and therefore it may be necessary to escape the argument so that the shell does not interpret the parenthesis. yelp man:gcalctool or yelp 'man:intro(1)' yelp 'man:intro(2)' info: Use this URI when you want to access a particular GNU info page. yelp info:make

Yelp Help Browser supports the CtrlR shortcut keys, which will reload the DocBook document that is currently open. This allows developers to view changes to documents as they are made.

This section details some of the helper applications which Yelp Help Browser uses, and provides resources where you can get more information about Yelp Help Browser.

Yelp Help Browser uses scrollkeeper to generate the table of contents for DocBook and HTML documentation, and also keep track of translations for each document.

The documentation distributed with GNOME uses this set of utilities for a variety of things: Ease translation of documents to different languages. Provide a set of tools to help package and install documentation into the correct location and register the documentation with scrollkeeper. Perform conversion from DocBook format to a format suitable for display. Yelp Help Browser relies on GNOME XSLT Stylesheets to perform conversion from DocBook to HTML. GNOME Documentation Build Utilities are relied upon by application authors to install and register documentation within the help system.

For further information on Yelp Help Browser please subscribe to the mailing list, gnome-doc-devel-list@gnome.org.

If you are interesting in helping produce and update documentation for the GNOME project, please visit the following link: http://live.gnome.org/DocumentationProject