From 48f0a4b68183247fc6069397eac323d84b40c202 Mon Sep 17 00:00:00 2001
From: Jean-Marc Lasgouttes <lasgouttes@lyx.org>
Date: Mon, 29 May 2006 16:41:31 +0000
Subject: [PATCH]   * src/support/os_unix.C (canAutoOpenFile, autoOpenFile):
 add support for Mac   OS X.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_1_4_X@13960 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/support/ChangeLog |  5 ++++
 src/support/os_unix.C | 58 +++++++++++++++++++++++++++++++++++++++++--
 status.14x            |  6 ++---
 3 files changed, 64 insertions(+), 5 deletions(-)

diff --git a/src/support/ChangeLog b/src/support/ChangeLog
index 3069964ec3..33a803fe00 100644
--- a/src/support/ChangeLog
+++ b/src/support/ChangeLog
@@ -1,3 +1,8 @@
+2006-05-29  Jean-Marc Lasgouttes  <lasgouttes@lyx.org>
+
+	* os_unix.C (canAutoOpenFile, autoOpenFile): add support for Mac
+	OS X.
+
 2006-05-16  Bo Peng  <ben.bob@gmail.com>
 
 	* Makefile.am: under win32, link against shlwapi.dll.
diff --git a/src/support/os_unix.C b/src/support/os_unix.C
index 1ad2b14212..8991288404 100644
--- a/src/support/os_unix.C
+++ b/src/support/os_unix.C
@@ -14,6 +14,10 @@
 
 #include "support/os.h"
 
+#ifdef __APPLE__
+#include <Carbon/Carbon.h>
+#endif
+
 using std::string;
 
 
@@ -115,19 +119,69 @@ char path_separator()
 void cygwin_path_fix(bool)
 {}
 
-bool canAutoOpenFile(string const & /*ext*/, auto_open_mode const /*mode*/)
+bool canAutoOpenFile(string const & ext, auto_open_mode const mode)
 {
+#ifdef __APPLE__
+// Reference: http://developer.apple.com/documentation/Carbon/Reference/LaunchServicesReference/
+	CFStringRef cfs_ext = CFStringCreateWithBytes(kCFAllocatorDefault,
+					(UInt8 *) ext.c_str(), ext.length(),
+					kCFStringEncodingISOLatin1, false);
+	LSRolesMask role = (mode == VIEW) ? kLSRolesViewer :  kLSRolesEditor;
+	FSRef outAppRef;
+	OSStatus status = 
+		LSGetApplicationForInfo(kLSUnknownType, kLSUnknownCreator,
+					cfs_ext, role, &outAppRef, NULL);
+	CFRelease(cfs_ext);
+
+	return status != kLSApplicationNotFoundErr;
+#else
+	// silence compiler warnings
+	(void)ext;
+	(void)mode;
+
 	// currently, no default viewer is tried for non-windows system
 	// support for KDE/Gnome/Macintosh may be added later
 	return false;
+#endif
 }
 
 
-bool autoOpenFile(string const & /*filename*/, auto_open_mode const /*mode*/)
+bool autoOpenFile(string const & filename, auto_open_mode const mode)
 {
+#ifdef __APPLE__
+// Reference: http://developer.apple.com/documentation/Carbon/Reference/LaunchServicesReference/
+    FSRef fileref;
+    OSStatus status = 
+        FSPathMakeRef((UInt8 *) filename.c_str(), &fileref, NULL);
+    if (status != 0)
+        return false;
+        
+	LSRolesMask role = (mode == VIEW) ? kLSRolesViewer :  kLSRolesEditor;
+	FSRef outAppRef;
+
+	status = LSGetApplicationForItem(&fileref, role, &outAppRef, NULL);
+	if (status == kLSApplicationNotFoundErr)
+		return false;
+
+	LSLaunchFSRefSpec inLaunchSpec;
+	inLaunchSpec.appRef = &outAppRef;
+	inLaunchSpec.numDocs = 1;
+	inLaunchSpec.itemRefs = &fileref;
+	inLaunchSpec.passThruParams = NULL;
+	inLaunchSpec.launchFlags = kLSLaunchDefaults;
+	inLaunchSpec.asyncRefCon = NULL;
+	status = LSOpenFromRefSpec(&inLaunchSpec, NULL);
+
+	return status != kLSApplicationNotFoundErr;	
+#else
+	// silence compiler warnings
+	(void)filename;
+	(void)mode;
+
 	// currently, no default viewer is tried for non-windows system
 	// support for KDE/Gnome/Macintosh may be added later
 	return false;
+#endif
 }
 
 } // namespace os
diff --git a/status.14x b/status.14x
index a38ed5be79..932c062db3 100644
--- a/status.14x
+++ b/status.14x
@@ -19,6 +19,9 @@ What's new
 
 ** Updates
 
+- LyX now automatically uses file viewers and editors set at OS level
+  [Windows and Mac OS X only].
+
 - Update Hungarian localization of the interface.
 
 - Update translations of documentation for German (all) and Hungarian
@@ -82,9 +85,6 @@ What's new
 - Don't jump back to previous cursor position when trying to click on
   an inset (bug 2526).
 
-- LyX now automatically uses file viewers and editors set at OS level
-  [windows only].
-
 - Automatically use fonts in the fonts/ subdirectory of LyX support
   directory in windows.