Bug 225574 - Applications greyed out in file dialogs. Patch by Nathan Hamblen. r=jhpedemonte,sr=sfraser

widget/src/mac/nsFilePicker.cpp

@@ -74,6 +74,7 @@ OSType nsFilePicker::sCurrentProcessSignature = 0;
 //-------------------------------------------------------------------------
 nsFilePicker::nsFilePicker()
   : mAllFilesDisplayed(PR_TRUE)
+  , mApplicationsDisplayed(PR_FALSE)
   , mSelectedType(0)
   , mTypeOffset(0)
 {
@@ -387,8 +388,8 @@ nsFilePicker::GetLocalFiles(const nsString& inTitle, PRBool inAllowMultiple, nsC
   // sets up the |mTypeLists| array so the filter proc can use it
   MapFilterToFileTypes();
 	
-  // allow packages to be chosen if the filter is "*"
-  if (mAllFilesDisplayed)
+  // allow packages to be chosen if the filter is "*" or "..apps"
+  if (mAllFilesDisplayed || mApplicationsDisplayed)
     dialogCreateOptions.optionFlags |= kNavSupportPackages;		
 
   // Display the get file dialog. Only use a filter proc if there are any
@@ -704,6 +705,11 @@ nsFilePicker::MapFilterToFileTypes ( )
       char* filter = ToNewCString(filterWide);
 
       NS_ASSERTION ( filterWide.Length(), "Oops. filepicker.properties not correctly installed");       
+
+      // look for the flag indicating applications
+      if (filterWide.EqualsLiteral("..apps"))
+        mApplicationsDisplayed = PR_TRUE;
+
       if ( filterWide.Length() && filter )
       {
         PRUint32 filterIndex = 0;         // Index into the filter string

widget/src/mac/nsFilePicker.h

@@ -111,7 +111,8 @@ protected:
                                                 NavCallBackUserData callbackUD,
                                                 NavFilterModes filterMode ) ;
                                                 
-  PRBool                 mAllFilesDisplayed;
+  PRPackedBool           mAllFilesDisplayed;
+  PRPackedBool           mApplicationsDisplayed;
   nsString               mTitle;
   PRInt16                mMode;
   nsCOMArray<nsILocalFile> mFiles;