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Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls, Process;
type
{ TBuildStatusWindow }
TBuildStatusWindow = class(TForm)
mBuildOutput: TMemo;
Label1: TLabel;
private
public
function BuildDocument(CommandLine: String): Boolean;
function BuildDocument(CommandLine: String; LogFile: String): Boolean;
end;
var
OutputText: String;
BuildStatusWindow: TBuildStatusWindow;
function TBuildStatusWindow.BuildDocument(CommandLine: String): Boolean;
function TBuildStatusWindow.BuildDocument(CommandLine: String; LogFile: String): Boolean;
var
p: TProcess;
n: LongInt;
AStringList: TStringList;
str: String;
lh: TextFile;
begin
p := TProcess.Create(nil);
p.Options := p.Options + [poWaitOnExit, poUsePipes];
p.Options := p.Options + [poUsePipes, poStderrToOutPut];
AStringList := TStringList.Create;
AStringList.LoadFromStream(p.Output);
p.Free;
if LogFile <> '' then
begin
AssignFile(lh, LogFile);
Rewrite(lh);
while p.Running do
begin
mBuildOutput.Text := AStringList.Text;
AStringList.Free;
n := p.Output.Read(str, 2048);
if n > 0 then
begin
writeln(lh, str);
end
else Sleep(100);
end;
if Length(mBuildOutput.Text) = 0 then begin
// We don't have any output. We can close the window.
BuildStatusWindow.Close;
result := True
end
else begin
// There was some output. Chances are that warnings occurred.
// Keep it shown.
// TODO: This does not always work well...
result := False
end;
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