mirror of
https://git.lyx.org/repos/lyx.git
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68 lines
1.6 KiB
Plaintext
68 lines
1.6 KiB
Plaintext
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/*
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reinstall.nsh
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Verify whether the LyX version of the installer is already installed.
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If yes, ask the user whether the program files need to be reinstalled.
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*/
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Var ReinstallPage
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Var ReinstallPage.Info
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Var ReinstallPage.CheckBox
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Var ReinstallPage.CheckBox.State
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Var InstalledVersion
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# Page functions
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Function PageReinstall
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# Check whether this version is already installed
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# If so, some registry key like Software/Lyx16 should exist
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ReadRegStr $InstalledVersion SHELL_CONTEXT ${APP_REGKEY} "Version"
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${If} $InstalledVersion != "${APP_VERSION}"
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# Different version, go ahead
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Abort
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${EndIf}
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# Same version is already installed, ask the user
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!insertmacro MUI_HEADER_TEXT $(TEXT_REINSTALL_TITLE) $(TEXT_REINSTALL_SUBTITLE)
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# Build the dialog
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nsDialogs::Create /NOUNLOAD 1018
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Pop $ReinstallPage
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${NSD_CreateLabel} 0u 0u 300u 60u $(TEXT_REINSTALL_INFO)
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Pop $ReinstallPage.Info
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${NSD_CreateCheckBox} 20u 60u 280u 10u $(TEXT_REINSTALL_ENABLE)
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Pop $ReinstallPage.CheckBox
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${If} ${SectionIsSelected} ${SecProgramFiles}
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${NSD_SetState} $ReinstallPage.CheckBox ${BST_CHECKED}
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${Else}
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${NSD_SetState} $ReinstallPage.CheckBox ${BST_UNCHECKED}
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${EndIf}
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nsDialogs::Show
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FunctionEnd
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Function PageReinstallValidate
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# Get state of checkbox
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${NSD_GetState} $ReinstallPage.CheckBox $ReinstallPage.CheckBox.State
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# Set whether the programs files need to be installed
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${If} $ReinstallPage.CheckBox.State = ${BST_CHECKED}
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!insertmacro SelectSection ${SecProgramFiles}
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${Else}
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!insertmacro UnselectSection ${SecProgramFiles}
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${EndIf}
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FunctionEnd
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