我想定制WiX FeaturesDlg，这样，如果选择了特定的服务器特性，用户可以单击按钮并设置用于该服务的用户凭据。我已经把一个解决方案，但我注意到，"选择用户"按钮不会启用/禁用，因为用户改变功能-它只会被重新评估，如果用户点击回来，然后点击下一步返回到对话框。当特征发生变化时，是否有一种方法可以重新评估条件?
<?xml version="1.0" encoding="utf-8"?>
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<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
<Fragment>
<UI>
<Dialog Id="NewFeaturesDialog" Width="370" Height="270" Title="!(loc.FeaturesDlg_Title)" TrackDiskSpace="yes">
<Control Id="Tree" Type="SelectionTree" X="20" Y="55" Width="330" Height="121" Property="_BrowseProperty" TabSkip="no" Text="!(loc.FeaturesDlgTree)"></Control>
<Control Id="Back" Type="PushButton" X="156" Y="243" Width="56" Height="17" Text="!(loc.WixUIBack)" />
<Control Id="Install" Type="PushButton" ElevationShield="yes" X="212" Y="243" Width="80" Height="17" Hidden="yes" Text="!(loc.FeaturesDlgInstall)">
<Condition Action="show">NOT Installed AND ALLUSERS</Condition>
<Condition Action="default">NOT Installed</Condition>
<Publish Event="SpawnWaitDialog" Value="WaitForCostingDlg">!(wix.WixUICostingPopupOptOut) OR CostingComplete = 1</Publish>
<Publish Event="EndDialog" Value="Return"><![CDATA[OutOfDiskSpace <> 1]]></Publish>
<Publish Event="SpawnDialog" Value="OutOfRbDiskDlg">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND (PROMPTROLLBACKCOST="P" OR NOT PROMPTROLLBACKCOST)</Publish>
<Publish Event="EndDialog" Value="Return">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="EnableRollback" Value="False">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="SpawnDialog" Value="OutOfDiskDlg">(OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 1) OR (OutOfDiskSpace = 1 AND PROMPTROLLBACKCOST="F")</Publish>
</Control>
<Control Id="InstallNoShield" Type="PushButton" ElevationShield="no" X="212" Y="243" Width="80" Height="17" Hidden="yes" Text="!(loc.FeaturesDlgInstall)">
<Condition Action="show">NOT Installed AND NOT ALLUSERS</Condition>
<Condition Action="default">NOT Installed</Condition>
<Publish Event="SpawnWaitDialog" Value="WaitForCostingDlg">!(wix.WixUICostingPopupOptOut) OR CostingComplete = 1</Publish>
<Publish Event="EndDialog" Value="Return"><![CDATA[OutOfDiskSpace <> 1]]></Publish>
<Publish Event="SpawnDialog" Value="OutOfRbDiskDlg">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND (PROMPTROLLBACKCOST="P" OR NOT PROMPTROLLBACKCOST)</Publish>
<Publish Event="EndDialog" Value="Return">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="EnableRollback" Value="False">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="SpawnDialog" Value="OutOfDiskDlg">(OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 1) OR (OutOfDiskSpace = 1 AND PROMPTROLLBACKCOST="F")</Publish>
</Control>
<Control Id="Change" Type="PushButton" ElevationShield="yes" X="212" Y="243" Width="80" Height="17" Hidden="yes" Text="!(loc.FeaturesDlgChange)">
<Condition Action="show">Installed AND ALLUSERS AND (ADDLOCAL OR REMOVE)</Condition>
<Condition Action="default">Installed</Condition>
<Publish Event="EndDialog" Value="Return"><![CDATA[OutOfDiskSpace <> 1]]></Publish>
<Publish Event="SpawnDialog" Value="OutOfRbDiskDlg">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND (PROMPTROLLBACKCOST="P" OR NOT PROMPTROLLBACKCOST)</Publish>
<Publish Event="EndDialog" Value="Return">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="EnableRollback" Value="False">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="SpawnDialog" Value="OutOfDiskDlg">(OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 1) OR (OutOfDiskSpace = 1 AND PROMPTROLLBACKCOST="F")</Publish>
</Control>
<Control Id="ChangeNoShield" Type="PushButton" ElevationShield="no" X="212" Y="243" Width="80" Height="17" Hidden="yes" Text="!(loc.FeaturesDlgChange)">
<Condition Action="show">Installed AND (NOT ALLUSERS OR (NOT ADDLOCAL AND NOT REMOVE))</Condition>
<Condition Action="default">Installed</Condition>
<Publish Event="EndDialog" Value="Return"><![CDATA[OutOfDiskSpace <> 1]]></Publish>
<Publish Event="SpawnDialog" Value="OutOfRbDiskDlg">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND (PROMPTROLLBACKCOST="P" OR NOT PROMPTROLLBACKCOST)</Publish>
<Publish Event="EndDialog" Value="Return">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="EnableRollback" Value="False">OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 0 AND PROMPTROLLBACKCOST="D"</Publish>
<Publish Event="SpawnDialog" Value="OutOfDiskDlg">(OutOfDiskSpace = 1 AND OutOfNoRbDiskSpace = 1) OR (OutOfDiskSpace = 1 AND PROMPTROLLBACKCOST="F")</Publish>
</Control>
<Control Id="Cancel" Type="PushButton" X="304" Y="243" Width="56" Height="17" Cancel="yes" Text="!(loc.WixUICancel)">
<Publish Event="SpawnDialog" Value="CancelDlg">1</Publish>
</Control>
<Control Id="BannerBitmap" Type="Bitmap" X="0" Y="0" Width="370" Height="44" TabSkip="no" Text="!(loc.FeaturesDlgBannerBitmap)" />
<Control Id="BannerLine" Type="Line" X="0" Y="44" Width="370" Height="0" />
<Control Id="BottomLine" Type="Line" X="0" Y="234" Width="370" Height="0" />
<Control Id="Description" Type="Text" X="25" Y="23" Width="280" Height="15" Transparent="yes" NoPrefix="yes" Text="!(loc.FeaturesDlgDescription)" />
<Control Id="Title" Type="Text" X="15" Y="6" Width="210" Height="15" Transparent="yes" NoPrefix="yes" Text="!(loc.FeaturesDlgTitle)" />
<Control Id="ItemDescription" Type="Text" X="20" Y="180" Width="330" Height="24" Transparent="yes" NoPrefix="yes" Text="!(loc.FeaturesDlgItemDescription)">
<Subscribe Event="SelectionDescription" Attribute="Text" />
</Control>
<Control Id="ItemSize" Type="Text" X="20" Y="209" Width="330" Height="24" Transparent="yes" NoPrefix="yes" Text="!(loc.FeaturesDlgItemSize)">
<Subscribe Event="SelectionSize" Attribute="Text" />
</Control>
<Control Type="PushButton" Id="SelectUser" Width="56" Height="17" X="292" Y="188">
<Text>Select User</Text>
<Condition Action="disable"><![CDATA[NOT (&ServerComponents=4 OR NOT &ServerComponents=3)]]></Condition>
<Condition Action="enable"><![CDATA[ (&ServerComponents=4 OR &ServerComponents=3)]]></Condition>
</Control>
</Dialog>
</UI>
</Fragment>
</Wix>
在Windows Installer原生UI中有某些限制(竞争条件)，例如您所看到的。如果您将选择用户功能移动到下一个对话框，它将正确评估。