安装过程中如何取消安装

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1. !include "MUI2.nsh"
   
2. !include "LogicLib.nsh"
   
3. 
   
4. outfile "test.exe"
   
5. ShowInstDetails show
   
6. Caption  "取消安装测试"
   
7. !define MUI_ABORTWARNING_TEXT "你确定终止安装?"
   
8. 
   
9. Var CompletedText
   
10. CompletedText $CompletedText
    
11. 
    
12. !insertmacro MUI_PAGE_WELCOME
    
13. 
    
14. !define MUI_FINISHPAGE_NOAUTOCLOSE
    
15. !define MUI_PAGE_CUSTOMFUNCTION_PRE InstFilesPre
    
16. !define MUI_PAGE_CUSTOMFUNCTION_SHOW InstFilesShow
    
17. !define MUI_PAGE_CUSTOMFUNCTION_LEAVE InstFilesLeave
    
18. Var MUI_HeaderText
    
19. Var MUI_HeaderSubText
    
20. !define MUI_INSTFILESPAGE_FINISHHEADER_TEXT "$MUI_HeaderText"
    
21. !define MUI_INSTFILESPAGE_FINISHHEADER_SUBTEXT "$MUI_HeaderSubText"
    
22. !insertmacro MUI_PAGE_INSTFILES
    
23. 
    
24. !insertmacro MUI_PAGE_WELCOME
    
25. !insertmacro MUI_PAGE_FINISH
    
26. 
    
27. Var CurrentPage
    
28. Var UserIsMakingAbortDecision
    
29. Var UserAborted
    
30. Var SectionAborted
    
31. 
    
32. Function PauseIfUserIsMakingAbortDecision
    
33.   ${DoWhile} $UserIsMakingAbortDecision == "yes"
    
34.     Sleep 500
    
35.   ${Loop}
    
36. FunctionEnd
    
37. !define PauseIfUserIsMakingAbortDecision `Call PauseIfUserIsMakingAbortDecision`
    
38. 
    
39. !macro CheckUserAborted
    
40.   ${PauseIfUserIsMakingAbortDecision}
    
41.   ${If} $UserAborted == "yes"
    
42.     goto _userabort_aborted
    
43.   ${EndIf}
    
44. !macroend
    
45. !define CheckUserAborted `!insertmacro CheckUserAborted`
    
46. 
    
47. !macro EndUserAborted
    
48.   ${CheckUserAborted}
    
49.   goto _useraborted_end
    
50.   _userabort_aborted:
    
51.     ${If} $SectionAborted == ""
    
52.       StrCpy $SectionAborted "${__SECTION__}"
    
53.       DetailPrint "${__SECTION__} 安装被中断"
    
54.     ${ElseIf} $SectionAborted != "${__SECTION__}"
    
55.       DetailPrint "  ${__SECTION__} 安装跳过。"
    
56.     ${EndIf}
    
57. 
    
58.   _useraborted_end:
    
59. !macroend
    
60. !define EndUserAborted `!insertmacro EndUserAborted`
    
61. 
    
62. Function InstFilesPre
    
63.   StrCpy $CurrentPage "InstFiles"
    
64.   StrCpy $UserAborted "no"
    
65. FunctionEnd
    
66. 
    
67. Function InstFilesShow
    
68.   GetDlgItem $0 $HWNDPARENT 2
    
69.   EnableWindow $0 1
    
70. FunctionEnd
    
71. 
    
72. Section "Part One"
    
73.   DetailPrint "安装 ${__SECTION__} A"
    
74.   Sleep 1000
    
75.   ${CheckUserAborted}
    
76.   DetailPrint "安装 ${__SECTION__} B"
    
77.   Sleep 1000
    
78.   ${CheckUserAborted}
    
79.   DetailPrint "安装 ${__SECTION__} C"
    
80.   Sleep 1000
    
81.   ${EndUserAborted}
    
82. SectionEnd
    
83. 
    
84. Section "Part Two"
    
85.   ${CheckUserAborted}
    
86.   DetailPrint "安装 ${__SECTION__} D"
    
87.   Sleep 1000
    
88.   ${EndUserAborted}
    
89. SectionEnd
    
90. 
    
91. Section -"Post"
    
92.   ${If} $UserAborted == "yes"
    
93.     StrCpy $CompletedText "安装已中止。"
    
94.     StrCpy $MUI_HeaderText "安装失败"
    
95.     StrCpy $MUI_HeaderSubText "安装程序中止。"
    
96.   ${Else}
    
97.     StrCpy $CompletedText "已完成"
    
98.     StrCpy $MUI_HeaderText "安装完成"
    
99.     StrCpy $MUI_HeaderSubText "安装成功完成。"
    
100.   ${EndIf}
     
101. SectionEnd
     
102. 
     
103. Function InstFilesLeave
     
104.   StrCpy $CurrentPage ""
     
105. FunctionEnd
     
106. 
     
107. !define MUI_CUSTOMFUNCTION_ABORT onUserAbort
     
108. Function onUserAbort
     
109.   StrCpy $UserIsMakingAbortDecision "yes"
     
110.   ${If} ${Cmd} `MessageBox MB_YESNO|MB_DEFBUTTON2 "${MUI_ABORTWARNING_TEXT}" IDYES`
     
111.     ${If} $CurrentPage == "InstFiles"
     
112.       StrCpy $UserAborted "yes"
     
113.       MessageBox MB_OK "安装期间被终止。"
     
114.       StrCpy $UserIsMakingAbortDecision "no"
     
115.       Abort
     
116.     ${Else}
     
117.       MessageBox MB_OK "其它安装界面终止"
     
118.       StrCpy $UserIsMakingAbortDecision "no"
     
119.     ${EndIf}
     
120.   ${Else}
     
121.     StrCpy $UserIsMakingAbortDecision "no"
     
122.     Abort
     
123.   ${EndIf}
     
124. FunctionEnd
     
125. 
     
126. !insertmacro MUI_LANGUAGE "SimpChinese"

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