使用CreateOutputProgressPage 创建进度页面。
并将DirectoryCopy函数从Copying hidden files in Inno Setup修改为推进页面进度。
要计算总大小(设置进度条的最大值),代码需要Inno Setup get directory size including subdirectories中的GetDirSize函数。
[Code]
const
ProgressRatio = 1024;
procedure DirectoryCopyWithProgress(
SourcePath, DestPath: string; ProgressPage: TOutputProgressWizardPage);
var
FindRec: TFindRec;
SourceFilePath: string;
DestFilePath: string;
Size: Int64;
begin
if FindFirst(SourcePath + '\*', FindRec) then
begin
try
repeat
if (FindRec.Name <> '.') and (FindRec.Name <> '..') then
begin
SourceFilePath := SourcePath + '\' + FindRec.Name;
DestFilePath := DestPath + '\' + FindRec.Name;
ProgressPage.SetText(SourceFilePath, DestFilePath);
if FindRec.Attributes and FILE_ATTRIBUTE_DIRECTORY = 0 then
begin
Size := Int64(FindRec.SizeHigh) shl 32 + FindRec.SizeLow;
if FileCopy(SourceFilePath, DestFilePath, False) then
begin
Log(Format('Copied %s to %s with %s bytes', [
SourceFilePath, DestFilePath, IntToStr(Size)]));
end
else
begin
Log(Format('Failed to copy %s to %s', [
SourceFilePath, DestFilePath]));
end;
end
else
begin
Size := 0;
if DirExists(DestFilePath) or CreateDir(DestFilePath) then
begin
Log(Format('Created %s', [DestFilePath]));
DirectoryCopyWithProgress(
SourceFilePath, DestFilePath, ProgressPage);
end
else
begin
Log(Format('Failed to create %s', [DestFilePath]));
end;
end;
Size := Size / ProgressRatio;
ProgressPage.SetProgress(
ProgressPage.ProgressBar.Position + Longint(Size),
ProgressPage.ProgressBar.Max);
end;
until not FindNext(FindRec);
finally
FindClose(FindRec);
end;
end
else
begin
Log(Format('Failed to list %s', [SourcePath]));
end;
end;
function SelectPathPageNextButtonClick(Sender: TWizardPage): Boolean;
var
SourcePath: string;
DestPath: string;
ProgressPage: TOutputProgressWizardPage;
TotalSize: Longint;
begin
ProgressPage := CreateOutputProgressPage('Copying files...', '');
SourcePath := TInputDirWizardPage(Sender).Values[0];
DestPath := TInputDirWizardPage(Sender).Values[1];
TotalSize := GetDirSize(SourcePath) / ProgressRatio;
Log(Format('Total size is %s', [IntToStr(TotalSize)]));
ProgressPage.SetProgress(0, TotalSize);
ProgressPage.Show;
try
DirectoryCopyWithProgress(SourcePath, DestPath, ProgressPage);
finally
ProgressPage.Hide;
ProgressPage.Free;
end;
Result := True;
end;
procedure InitializeWizard();
var
SelectPathPage: TInputDirWizardPage;
begin
SelectPathPage :=
CreateInputDirPage(
wpSelectDir, 'Text 1', 'Text 2.', 'Text 3', False, 'New Folder');
SelectPathPage.Add('Path to company program');
SelectPathPage.Add('Path to backup folder');
SelectPathPage.OnNextButtonClick := @SelectPathPageNextButtonClick;
end;