From e9e0826d10ac38ab162c0407ee618d1edf93069d Mon Sep 17 00:00:00 2001
From: Matthias Melcher <fltk@matthiasm.com>
Date: Sat, 20 Jan 2007 15:28:11 +0000
Subject: Made resource fork on OS X obsolete. We still do add it just in case,
 but should the data be lost during a copy process through a different file
 system, the app will still put itself in the foreground if using a GUI (STR
 #1453)

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5627 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_mac.cxx | 46 +++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 45 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Fl_mac.cxx b/src/Fl_mac.cxx
index dc3782944..452d98774 100644
--- a/src/Fl_mac.cxx
+++ b/src/Fl_mac.cxx
@@ -1264,8 +1264,16 @@ void fl_open_callback(void (*cb)(const char *)) {
 
 
 /**
- * initialize the Mac toolboxes and set the default menubar
+ * initialize the Mac toolboxes, dock status, and set the default menubar
  */
+
+#ifndef MAC_OS_X_VERSION_10_3
+extern "C" {
+extern OSErr CPSEnableForegroundOperation(ProcessSerialNumber *psn, UInt32 _arg2,
+    UInt32 _arg3, UInt32 _arg4, UInt32 _arg5);
+}
+#endif
+
 void fl_open_display() {
   static char beenHereDoneThat = 0;
   if ( !beenHereDoneThat )  {
@@ -1284,6 +1292,42 @@ void fl_open_display() {
     ClearMenuBar();
     AppendResMenu( GetMenuHandle( 1 ), 'DRVR' );
     DrawMenuBar();
+
+    // bring the application into foreground without a 'CARB' resource
+    Boolean same_psn;
+    ProcessSerialNumber cur_psn, front_psn;
+    if( !GetCurrentProcess( &cur_psn ) && !GetFrontProcess( &front_psn ) &&
+        !SameProcess( &front_psn, &cur_psn, &same_psn ) && !same_psn )
+    {
+      // only transform the application type for unbundled apps
+      CFBundleRef bundle = CFBundleGetMainBundle();
+      if( bundle )
+      {
+      	FSRef execFs;
+      	CFURLRef execUrl = CFBundleCopyExecutableURL( bundle );
+      	CFURLGetFSRef( execUrl, &execFs );
+
+      	FSRef bundleFs;
+      	GetProcessBundleLocation( &cur_psn, &bundleFs );
+
+      	if( !FSCompareFSRefs( &execFs, &bundleFs ) )
+          bundle = NULL;
+
+        CFRelease(execUrl);
+      }
+
+      if( !bundle )
+      {
+#ifdef MAC_OS_X_VERSION_10_3
+	// newer supported API
+	if( !TransformProcessType( &cur_psn, kProcessTransformToForegroundApplication ) )
+#else
+	// undocumented API
+	if( !CPSEnableForegroundOperation( &cur_psn, 0x03, 0x3C, 0x2C, 0x1103 ) )
+#endif
+	  SetFrontProcess( &cur_psn );
+      }
+    }
   }
 }
 
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