ppts2014马哥全套linux运维教程pptsdialog

1、dialogsession affinityv In-memoryEngine上的jvmRoute参数，clusterchannelweb.xml时间同步2018/10/2shell dialogpage:2关闭,session affinityv /sess2018/10/2shell dialogpage:3What is dialog?v A program that will let you to present a variety of questions or display messages using dialog boxes from a

2、shell script.v Created by Savio Lam, and currently maintained by Thomas E. Dickeyv Use the dialog utility for creating TTY (terminal) dialog boxes.2018/10/2shell dialogpage:4dialog packagev The dialog command uses command line parameters to determine what type of Window widget to produce.v A widget

3、is the dialog package term for a type of Windows element.v Each dialog widget provides output in two forms:UsingUsingSTDERRtheexitcodestatus“OK” : 0“Cancle” , “No” : 1$?2018/10/2shell dialogpage:5The dialog Widgets2018/10/2shell dialogpage:6Syntaxv dialog -common-options -boxType Text Height Width -

4、box-specific-option-common-optionsareusedtosetdialogboxesbackgroundcolor,title,etc.threeAlldialogboxeshaveatleastparameters:Text : The caption or contents of the box.height : The height of the dialog box.width : The width of the dialog box.v dialog -print-maxsizev dialog -create-rc file2018/10/2shel

5、l dialogpage:7The first dialog boxv dialog -backtitle “The first dialog box”-title “Hello” -yesno “Is this your first dialog box?” 7252018/10/2shell dialogpage:8common-optionsv -backtitle backtitleSpecifies displayedabacktitlestringtobeonthebackdrop,atthetopofthescreen.v -begin y xSpecify cornerv -c

6、olorsthepositionoftheupperleftofadialogboxonthescreen.InterpretembeddedZsequencesinthedialogtextby U,the ectfollowingcharacter,0-7,b,B,u,RestorenormalsettingswithZn2018/10/2shell dialogpage:9common-options(2)v -defaultnoMakeNo.thedefaultvalueoftheyes/noboxav -default-item stringSetor thethedefaultit

7、eminachecklist,form inmenu boxbox.Normallythefirstitemisthedefault.v -insecureMakesthepasswordwidgetfriendlierbutlesssecure,byechoingasterisksforeachcharacter.2018/10/2shell dialogpage:10common-options(3)v -nocancelSuppress inputboxv -nookSuppress inputboxthe andCancelbutton modes.inchecklist,menubo

8、xthe andOKmenubuttoninchecklist,boxmodes.v -no-shadowSuppressshadowsthatwouldbedrawntotherightandbottomofeachdialogbox.v -ok-label stringOverridethelabelusedforOKbuttons.2018/10/2shell dialogpage:11common-options(4)v -timeout secsTimeout(exitwitherrorcode)ifnouserresponse seconds.withinthegivennumbe

9、rofv -title titleSpecifiesatitlestring dialogtobedisplayedatthetopofthebox.2018/10/2shell dialogpage:12Box options2018/10/2shell dialogpage:13The msgbox widgetv dialog -msgbox text height widthdialogmsgboxcolors-titleTesting-colors-“Z3This istestZn”a10202dialog.out-ok-lable“text”2018/10/2shell dialo

10、gpage:14The yesno widgetv dialog -yesno text height widthdialog shadow-title-yesno“Delete “Deleteafile”-no-thefile/tmp/test.txt?”7352018/10/2shell dialogpage:15The inputbox widgetv dialog -inputbox text height widthdialog-title“Inputyour yourname” name:”-10inputbox“Pleaseinput302/tmp/name.txtv -extr

11、a-buttonv -extra-label string2018/10/2shell dialogpage:16The textbox widgetv dialog -textbox file height widthdialog-title“The80fstab”-textbox/etc/fstab17v -exit-label string2018/10/2shell dialogpage:17The menu widgetv dialog -menu text height widthtag1 item1 tag2 item2 menu-heightdialog-title“picka

12、 1choice” “Display-menu“Choose usage”one”12355thedisk2“Displaythememinfo”3“Exit”2018/10/2shell dialogpage:18The fselect widgetv dialog -fselect filepath height widthdialog/root/-title“Pickonefile”-fselect7402018/10/2shell dialogpage:19The gauge widgetv dialog -gauge text height width2018/10/2shell d

13、ialogpage:20The form widgetv dialog -form text height width formheight label y x item y x flen ilen .flen: shownilen:fieldlength,definesthelengthforaselectedfieldinput-length,definesthepermissiblelengthofthedataenteredintheUsefieldup/downarrows(orcontrol/N,control/P)tomovebetweenfields.Usetabtomovebetweenwindows.2018/10/2shell dialogpage:21The form widget(2)v # dialog -title Add a user -form Please input the infomation of new user: 12 40 4 Username: 1 1 1 15 15 0Full name: 2 1 2 15 15 0Home Dir: 3 1 3 15 15 0Shell: 4 1 4 15 15 02018/10/2shell dialogpage:22T