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Aegisub
mirror of https://github.com/odrling/Aegisub
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fix inno installer bugs 

Originally committed to SVN as r747.
This commit is contained in:
Fredrik Mellbin 2007-01-09 02:12:12 +00:00
parent d0c0e2a318
commit 9c803be482
1 changed files with 16 additions and 9 deletions
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25
installer/aegisub.iss
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@ -49,7 +49,7 @@ Compression=lzma/ultra
SolidCompression=yes
MinVersion=0,5
WizardImageFile=welcome.bmp
WizardSmallImageFile=aegisub2.bmp
WizardSmallImageFile=aegisub.bmp
[Languages]
Name: "english"; MessagesFile: "compiler:Default.isl"
@ -107,6 +107,7 @@ var
InstalledVersion: string;
ReturnCode: Integer;
VersionMS, VersionLS: Cardinal;
OverwriteInstall: Integer;
begin
Result := GetVersionNumbers(AddBackslash(ExpandConstant('{sys}')) + 'avisynth.dll', VersionMS , VersionLS);
if Result then
@ -122,14 +123,20 @@ begin
if RegQueryStringValue(HKLM, 'SOFTWARE\Aegisub\info', 'InstallDir', InstallDir) and RegQueryStringValue(HKLM, 'SOFTWARE\Aegisub\info', 'InstVer', InstalledVersion) and FileExists(AddBackslash(InstallDir) + 'uninstall.exe') then
begin
if not MsgBox('A previous Aegisub install has been detected (Version ' + InstalledVersion + ').'#13#10'Due to changes from the old installer you are strongly encouraged to uninstall it first?', mbConfirmation, MB_YESNO) = IDYES then
Exit;
if FileCopy(AddBackslash(InstallDir) + 'uninstall.exe', AddBackslash(ExpandConstant('{tmp}')) + 'aegisub-uninstall.exe', False) then
OverwriteInstall := MsgBox('A previous Aegisub install has been detected (Version ' + InstalledVersion + ').'#13#10'Due to changes from the old installer you are strongly encouraged to uninstall it first.'#13#10'Uninstall it before proceeding?', mbConfirmation, MB_YESNOCANCEL);
if OverwriteInstall = IDCANCEL then
begin
Exec(AddBackslash(ExpandConstant('{tmp}')) + 'aegisub-uninstall.exe', '_?=' + InstallDir, InstallDir, SW_SHOW, ewWaitUntilTerminated, ReturnCode);
DeleteFile(AddBackslash(ExpandConstant('{tmp}')) + 'aegisub-uninstall.exe');
end;
Result := False;
Exit;
end
else if OverwriteInstall = IDNO then
Exit
else if OverwriteInstall = IDYES then
if FileCopy(AddBackslash(InstallDir) + 'uninstall.exe', AddBackslash(ExpandConstant('{tmp}')) + 'aegisub-uninstall.exe', False) then
begin
Exec(AddBackslash(ExpandConstant('{tmp}')) + 'aegisub-uninstall.exe', '_?=' + InstallDir, InstallDir, SW_SHOW, ewWaitUntilTerminated, ReturnCode);
DeleteFile(AddBackslash(ExpandConstant('{tmp}')) + 'aegisub-uninstall.exe');
end;
end;
end;
@ -141,7 +148,7 @@ begin
case CurStep of
ssInstall:
begin
//uninstall previous version for upgrades if sdame dir was selected
//uninstall previous version for upgrades if same dir was selected
if RegQueryStringValue(HKLM, 'Software\Microsoft\Windows\CurrentVersion\Uninstall\Aegisub_is1', 'UninstallString', UninstallString) then
if AddBackslash(ExtractFilePath(RemoveQuotes(UninstallString))) = AddBackslash(ExpandConstant('{app}')) then
Exec(RemoveQuotes(UninstallString), '/VERYSILENT /NORESTART', '', SW_SHOW, ewWaitUntilTerminated, ReturnCode);