cmake-gui: Add regex explorer window

Source/QtDialog/CMakeSetupDialog.cxx

@@ -33,6 +33,7 @@
 #include "QCMakeCacheView.h"
 #include "AddCacheEntry.h"
 #include "FirstConfigure.h"
+#include "RegexExplorer.h"
 #include "cmSystemTools.h"
 #include "cmVersion.h"
 
@@ -125,6 +126,9 @@ CMakeSetupDialog::CMakeSetupDialog()
                    this, SLOT(doInstallForCommandLine()));
 #endif
   ToolsMenu->addSeparator();
+  ToolsMenu->addAction(tr("Regular Expression Explorer..."),
+                       this, SLOT(doRegexExplorerDialog()));
+  ToolsMenu->addSeparator();
   ToolsMenu->addAction(tr("&Find in Output..."),
                        this, SLOT(doOutputFindDialog()),
                        QKeySequence::Find);
@@ -1272,6 +1276,12 @@ void CMakeSetupDialog::doOutputFindDialog()
     }
 }
 
+void CMakeSetupDialog::doRegexExplorerDialog()
+{
+  RegexExplorer dialog(this);
+  dialog.exec();
+}
+
 void CMakeSetupDialog::doOutputFindPrev()
 {
   doOutputFindNext(false);