Chapter Eleven The X Window System. 2 Lesson A Starting and Navigating an X Window System.
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Transcript of Chapter Eleven The X Window System. 2 Lesson A Starting and Navigating an X Window System.
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Chapter ElevenChapter Eleven
The X Window SystemThe X Window System
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Lesson ALesson A
Starting and Navigating anStarting and Navigating an
X Window SystemX Window System
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ObjectivesObjectives
Describe the X Window systemDescribe the X Window system
Understand the role of the Window Understand the role of the Window ManagerManager
Start the X Window systemStart the X Window system
Interact with the X Window system and Interact with the X Window system and use its componentsuse its components
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What is the X Window What is the X Window System?System?
The X Window system is a graphical user interface (GUI) The X Window system is a graphical user interface (GUI) that runs on Linux and many UNIX operating systemsthat runs on Linux and many UNIX operating systems
Programmers may develop applications that run on the X Programmers may develop applications that run on the X Window system and support GUI components, such as Window system and support GUI components, such as windows, dialog boxes, buttons, and pull-down menuswindows, dialog boxes, buttons, and pull-down menus
The X Window system was originally created at MIT and The X Window system was originally created at MIT and was created so that different brands of hardware, was created so that different brands of hardware, running different variations of UNIX, would all look and running different variations of UNIX, would all look and feel the same to the userfeel the same to the user
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X Window Clients and ServersX Window Clients and Servers
Although you can easily use the X Window system to run Although you can easily use the X Window system to run programs stored on your local computer, you can also programs stored on your local computer, you can also run applications over the networkrun applications over the network
X Window uses a client/server model in which a program X Window uses a client/server model in which a program can run on one computer but display its output on can run on one computer but display its output on anotheranother
The desktop system from which you run a program is The desktop system from which you run a program is called the X server, the system that hosts and executes called the X server, the system that hosts and executes the program is called the X client (this is opposite of the program is called the X client (this is opposite of normal networking)normal networking)
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Window ManagersWindow Managers
The X Window system is layered and built from components. The top layer is the Window Manager
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Window ManagersWindow Managers
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Starting the X Window Starting the X Window SystemSystem
Establishing the OS’s default run level, or mode of operation
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Interacting with WindowsInteracting with Windows
The GNOME environment consists of icons, a The GNOME environment consists of icons, a panel, windows, and the desktop areapanel, windows, and the desktop area
Many GNOME window components appear and Many GNOME window components appear and function exactly like their counterparts in a function exactly like their counterparts in a Windows-based systemWindows-based system
This includes: resizing, moving, shading, and This includes: resizing, moving, shading, and unshading a windowunshading a window
Some windows components offer context-Some windows components offer context-sensitive, pop-up help boxessensitive, pop-up help boxes
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Interacting with WindowsInteracting with Windows
Iconify, minimize/maximize, and close buttons work in a similar fashion to their windows-based counterparts in terms of managing a window
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Interacting with the PanelInteracting with the Panel
You can access the panel and alter its properties via the Main Menu
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Interacting with the PanelInteracting with the Panel
The clock applet displays the date and time by default but you can modify its properties
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Lesson BLesson B
Running Applications andRunning Applications and
Customizing the Desktop Customizing the Desktop
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ObjectivesObjectives
Run built-in applicationsRun built-in applications
Use the Calendar application to keep Use the Calendar application to keep appointments and a to-do listappointments and a to-do list
Start the spreadsheet application and Start the spreadsheet application and the gedit applicationthe gedit application
Configure your desktopConfigure your desktop
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Chapter SummaryChapter Summary
The X Window system is a graphical user The X Window system is a graphical user interface, or GUI, that runs many UNIX and interface, or GUI, that runs many UNIX and Linux systemsLinux systems
The X Window system is built in layers and the The X Window system is built in layers and the top layer, with which the user interacts, is top layer, with which the user interacts, is called the Windows Managercalled the Windows Manager
Use the startx command at the command line Use the startx command at the command line to start the X Window systemto start the X Window system
The GNOME environment consists of icons, a The GNOME environment consists of icons, a panel, windows, and the desktop areapanel, windows, and the desktop area
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Chapter SummaryChapter Summary
You resize, move, minimize, maximize, and close a You resize, move, minimize, maximize, and close a window by interacting with its border, title bar, and window by interacting with its border, title bar, and buttonsbuttons
The GNOME panel provides access to the Main Menu The GNOME panel provides access to the Main Menu and icons for appletsand icons for applets
You configure the clock applet to display the date and You configure the clock applet to display the date and time in 12-hour, 24-hour, or other formatstime in 12-hour, 24-hour, or other formats
The Nautilus is a GUI for managing your directories The Nautilus is a GUI for managing your directories and files and for navigating the file systemand files and for navigating the file system
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Chapter SummaryChapter Summary
In addition to Nautilus, the X Window system In addition to Nautilus, the X Window system has several other built-in applicationshas several other built-in applications
You can copy text from one window and paste You can copy text from one window and paste it into anotherit into another
You can customize the background of your You can customize the background of your display with a color or graphic image known as display with a color or graphic image known as wallpaperwallpaper
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Chapter SummaryChapter Summary
You may choose from a number of screen You may choose from a number of screen savers, which activate after there has been no savers, which activate after there has been no keyboard or mouse activity after a specified keyboard or mouse activity after a specified period of timeperiod of time
You can customize the Panel by adding and You can customize the Panel by adding and moving applet icons, including icons that moving applet icons, including icons that launch your own programslaunch your own programs
You can customize the Main Menu by adding You can customize the Main Menu by adding entries that execute your own programsentries that execute your own programs
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Command SummaryCommand Summary