Add a function to reveal a file in the platform's external file browser

qrenderdoc/Code/QRDUtils.cpp

@@ -25,7 +25,7 @@
 #include "QRDUtils.h"
 #include <QAbstractTextDocumentLayout>
 #include <QApplication>
-#include <QElapsedTimer>
+#include <QDesktopServices>
 #include <QElapsedTimer>
 #include <QFileSystemModel>
 #include <QFontDatabase>
@@ -1425,6 +1425,19 @@ bool RunProcessAsAdmin(const QString &fullExecutablePath, const QStringList &par
 #endif
 }
 
+void RevealFilenameInExternalFileBrowser(const QString &filePath)
+{
+#if defined(Q_OS_WIN32)
+  // on windows we can ask explorer to highlight the exact file.
+  QProcess::startDetached(lit("explorer.exe"), QStringList() << lit("/select,")
+                                                             << QDir::toNativeSeparators(filePath));
+#else
+  // on all other platforms, we just use QDesktopServices to invoke the external file browser on the
+  // directory and hope that's close enough.
+  QDesktopServices::openUrl(QFileInfo(filePath).absoluteDir().absolutePath());
+#endif
+}
+
 QStringList ParseArgsList(const QString &args)
 {
   QStringList ret;

qrenderdoc/Code/QRDUtils.h

@@ -526,6 +526,8 @@ bool IsRunningAsAdmin();
 bool RunProcessAsAdmin(const QString &fullExecutablePath, const QStringList &params,
                        std::function<void()> finishedCallback = std::function<void()>());
 
+void RevealFilenameInExternalFileBrowser(const QString &filePath);
+
 void ShowProgressDialog(QWidget *window, const QString &labelText, ProgressFinishedMethod finished,
                         ProgressUpdateMethod update = ProgressUpdateMethod());