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[Setup]
AppId={{A694A78C-B4D1-4983-8BC6-A84D30341EB4}
AppName=silx view
AppVersion=#Version
AppVerName=silx-view-#Version
AppPublisher=ESRF
AppPublisherURL=https://www.silx.org
AppSupportURL=https://github.com/silx-kit/silx
AppUpdatesURL=https://github.com/silx-kit/silx/releases
DefaultDirName={autopf}\silx
DefaultGroupName=silx
LicenseFile=..\..\LICENSE
OutputDir=artifacts
OutputBaseFilename=silx-#Version-x64
Compression=lzma
SolidCompression=yes
ArchitecturesAllowed=x64
ArchitecturesInstallIn64BitMode=x64
WizardStyle=modern
[Languages]
Name: "english"; MessagesFile: "compiler:Default.isl"
[Files]
Source: "dist\silx\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs
Source: "silx.ico"; DestDir: "{app}"
[Icons]
Name: "{group}\silx"; Filename: "{app}\silx-view.exe"; IconFilename: "{app}\silx.ico"
Name: "{group}\Uninstall"; Filename: "{uninstallexe}"
// Code from https://stackoverflow.com/questions/2000296/inno-setup-how-to-automatically-uninstall-previous-installed-version/2099805#209980
[Code]
/////////////////////////////////////////////////////////////////////
function GetUninstallString(): String;
var
sUnInstPath: String;
sUnInstallString: String;
begin
sUnInstPath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\{#emit SetupSetting("AppId")}_is1');
sUnInstallString := '';
if not RegQueryStringValue(HKLM, sUnInstPath, 'UninstallString', sUnInstallString) then
RegQueryStringValue(HKCU, sUnInstPath, 'UninstallString', sUnInstallString);
Result := sUnInstallString;
end;
/////////////////////////////////////////////////////////////////////
function IsUpgrade(): Boolean;
begin
Result := (GetUninstallString() <> '');
end;
/////////////////////////////////////////////////////////////////////
function UnInstallOldVersion(): Integer;
var
sUnInstallString: String;
iResultCode: Integer;
begin
// Return Values:
// 1 - uninstall string is empty
// 2 - error executing the UnInstallString
// 3 - successfully executed the UnInstallString
// default return value
Result := 0;
// get the uninstall string of the old app
sUnInstallString := GetUninstallString();
if sUnInstallString <> '' then begin
sUnInstallString := RemoveQuotes(sUnInstallString);
if Exec(sUnInstallString, '/VERYSILENT /NORESTART /SUPPRESSMSGBOXES','', SW_HIDE, ewWaitUntilTerminated, iResultCode) then
Result := 3
else
Result := 2;
end else
Result := 1;
end;
/////////////////////////////////////////////////////////////////////
procedure CurStepChanged(CurStep: TSetupStep);
begin
if (CurStep=ssInstall) then
begin
if (IsUpgrade()) then
begin
UnInstallOldVersion();
end;
end;
end;
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