Show command line options as dialog when opened from debug window

On Linux/Mac the command-line options were printed to stderr when the button
was pressed in the debug window, resulting in confusion. This is fixed
in this commit by adding a separate method.
This commit is contained in:
Wladimir J. van der Laan 2012-06-14 15:06:23 +02:00
parent d59bce21e5
commit 7d72a8c36a
3 changed files with 17 additions and 7 deletions

View File

@ -212,7 +212,7 @@ int main(int argc, char *argv[])
if (mapArgs.count("-?") || mapArgs.count("--help"))
{
GUIUtil::HelpMessageBox help;
help.exec();
help.showOrPrint();
return 1;
}

View File

@ -441,15 +441,21 @@ HelpMessageBox::HelpMessageBox(QWidget *parent) :
setDetailedText(coreOptions + "\n" + uiOptions);
}
void HelpMessageBox::exec()
void HelpMessageBox::printToConsole()
{
#if defined(WIN32)
// On windows, show a message box, as there is no stderr in windowed applications
QMessageBox::exec();
#else
// On other operating systems, the expected action is to print the message to the console.
QString strUsage = header + "\n" + coreOptions + "\n" + uiOptions;
fprintf(stderr, "%s", strUsage.toStdString().c_str());
}
void HelpMessageBox::showOrPrint()
{
#if defined(WIN32)
// On windows, show a message box, as there is no stderr/stdout in windowed applications
exec();
#else
// On other operating systems, print help text to console
printToConsole();
#endif
}

View File

@ -103,7 +103,11 @@ namespace GUIUtil
public:
HelpMessageBox(QWidget *parent = 0);
void exec();
/** Show message box or print help message to standard output, based on operating system. */
void showOrPrint();
/** Print help message to console */
void printToConsole();
private:
QString header;