[英]NSIS: Error in page after abort from page leave function
我有一個NSIS腳本來復制.NET應用程序構建並在SQL DB上執行一些腳本。 在捕獲實例,數據庫和登錄之類的sql詳細信息后,我在nsis中使用xsqlexecutor工具運行這些腳本。 當調用nsis自定義頁面時,將從Windows注冊表中填充這些內容。 頁面離開功能檢查它是否可以成功連接到該數據庫,如果不能成功,它將退出離開功能並返回頁面。問題是,當我第一次輸入錯誤的信息時,離開功能會中止並回到頁面,但是如果我再次提供正確的數據庫詳細信息,則表示xsqlexecutor已停止運行。 但是,如果返回上一頁然后單擊下一步並再次進入該頁面,如果我提供正確的數據庫詳細信息,它似乎可以正常工作,
Function SqlConfigPage
SectionGetFlags ${SEC03} $R0
IntOp $R0 $R0 & ${SF_SELECTED}
IntCmp $R0 ${SF_SELECTED} show
Abort
show:
nsDialogs::Create /NOUNLOAD 1018
Pop $Dialog
${If} $Dialog == error
Abort
${EndIf}
${NSD_CreateLabel} 0 0 100% 15u "Enter SQL Details"
Pop $Label
${NSD_CreateLabel} 0 15u 50u 12u "Server Instance"
Pop $Server
${NSD_CreateText} 60u 15u 100% 12u "$instance"
Pop $instance
${NSD_CreateLabel} 0 30u 36u 12u "SQL DB"
Pop $dblabel
${NSD_CreateText} 36u 30u 100% 12u "$db"
Pop $db
${NSD_CreateLabel} 0 45u 36u 12u "Username"
Pop $userlabel
${NSD_CreateText} 36u 45u 100% 12u "$user"
Pop $user
${NSD_CreateLabel} 0 60u 36u 12u "Password"
Pop $Passwordlabel
${NSD_CreatePassword} 36u 60u 100% 12u "$pwd"
Pop $pwd
nsDialogs::Show
FunctionEnd
Function SqlConfigPageLeave
${NSD_GetText} $Server $R1
${NSD_GetText} $db $R2
${NSD_GetText} $user $R3
${NSD_GetText} $pwd $R4
StrCpy $server $R1
StrCpy $db $R2
StrCpy $user $R3
StrCpy $pwd $R4
InitPluginsDir
SetOutPath "$PLUGINSDIR"
SetOverwrite On
CreateDirectory $PLUGINSDIR\SQL
SetOutPath "$PLUGINSDIR\SQL"
File /nonfatal "..\xsql.exe"
File /nonfatal "..\sqlconnectioncheck.txt"
nsExec::Exec '$PLUGINSDIR\SQL\xsql.exe /s:$R1 /d:$R2 /t:false /u:$R3 /p:$R4 /m:3 /q /f:"$PLUGINSDIR\SQL\sqlconnectioncheck.txt"'
IfFileExists $PLUGINSDIR\SQL\ScriptErr.txt sqlerror continue
sqlerror:
FileOpen $7 "$PLUGINSDIR\Scripts\ScriptErr.txt" r
FileRead $7 $8
FileRead $7 $9
FileClose $7
MessageBox MB_OK "SQL Connetion failed, check SQL details provided once again. $8 $9"
continue:
FunctionEnd
任何輸入都會有所幫助,非常感謝。
似乎您正在-Leave函數上重寫控件句柄:
StrCpy $server $R1
StrCpy $db $R2
StrCpy $user $R3
StrCpy $pwd $R4
因此,在第二次調用時,您總是在參數中遇到垃圾:
${NSD_GetText} $Server $R1
${NSD_GetText} $db $R2
${NSD_GetText} $user $R3
${NSD_GetText} $pwd $R4
因為$ Server,$ db,$ user,$ pwd包含以前的值而不是控制句柄。
為控件及其值使用單獨的變量,如下所示:
Var server_ctrl
Var db_ctrl
Var user_ctrl
Var pwd_ctrl
Function SqlConfigPage
SectionGetFlags ${SEC03} $R0
IntOp $R0 $R0 & ${SF_SELECTED}
IntCmp $R0 ${SF_SELECTED} show
Abort
show:
nsDialogs::Create /NOUNLOAD 1018
Pop $Dialog
${If} $Dialog == error
Abort
${EndIf}
${NSD_CreateLabel} 0 0 100% 15u "Enter SQL Details"
Pop $Label
${NSD_CreateLabel} 0 15u 50u 12u "Server Instance"
Pop $Server_ctrl
${NSD_CreateText} 60u 15u 100% 12u "$instance"
Pop $instance
${NSD_CreateLabel} 0 30u 36u 12u "SQL DB"
Pop $dblabel
${NSD_CreateText} 36u 30u 100% 12u "$db"
Pop $db_ctrl
${NSD_CreateLabel} 0 45u 36u 12u "Username"
Pop $userlabel
${NSD_CreateText} 36u 45u 100% 12u "$user"
Pop $user_ctrl
${NSD_CreateLabel} 0 60u 36u 12u "Password"
Pop $Passwordlabel
${NSD_CreatePassword} 36u 60u 100% 12u "$pwd"
Pop $pwd_ctrl
nsDialogs::Show
FunctionEnd
Function SqlConfigPageLeave
${NSD_GetText} $Server_ctrl $R1
${NSD_GetText} $db_ctrl $R2
${NSD_GetText} $user_ctrl $R3
${NSD_GetText} $pwd_ctrl $R4
StrCpy $server $R1
StrCpy $db $R2
StrCpy $user $R3
StrCpy $pwd $R4
InitPluginsDir
SetOutPath "$PLUGINSDIR"
SetOverwrite On
CreateDirectory $PLUGINSDIR\SQL
SetOutPath "$PLUGINSDIR\SQL"
File /nonfatal "..\xsql.exe"
File /nonfatal "..\sqlconnectioncheck.txt"
nsExec::Exec '$PLUGINSDIR\SQL\xsql.exe /s:$R1 /d:$R2 /t:false /u:$R3 /p:$R4 /m:3 /q /f:"$PLUGINSDIR\SQL\sqlconnectioncheck.txt"'
IfFileExists $PLUGINSDIR\SQL\ScriptErr.txt sqlerror continue
sqlerror:
FileOpen $7 "$PLUGINSDIR\Scripts\ScriptErr.txt" r
FileRead $7 $8
FileRead $7 $9
FileClose $7
MessageBox MB_OK "SQL Connetion failed, check SQL details provided once again. $8 $9"
continue:
FunctionEnd
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