make save and open panels usable on mswindows

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@26520 72102866-910b-0410-8b05-ffd578937521

ChangeLog

@@ -1,3 +1,10 @@
+2008-05-13 Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Source/NSOpenPanel.m:
+	* Source/NSSavepanel.m:
+	Add code to handle the fact of ms-windows disk drives (multiple roots)
+	by creating a pseudo-root directory with all the disk drives inside it.
+
 2008-05-08 21:04-EDT Gregory John Casamento <greg_casamento@yahoo.com>
 
 	* Source/NSWindow.m: (-(void)miniaturize: (id)sender): 

Source/NSOpenPanel.m

@@ -52,6 +52,19 @@
 #include "AppKit/NSMatrix.h"
 #include "AppKit/NSOpenPanel.h"
 
+static NSString	*
+pathToColumn(NSBrowser *browser, int column)
+{
+#if	defined(__MINGW32__)
+  if (column == 0)
+    return @"/";
+  else
+    return [[browser pathToColumn: column] substringFromIndex: 1];
+#else
+  return [browser pathToColumn: column];
+#endif
+}
+
 static NSOpenPanel *_gs_gui_open_panel = nil;
 
 // Pacify the compiler
@@ -413,7 +426,7 @@ static NSOpenPanel *_gs_gui_open_panel = nil;
 
   while ((filename = [enumerator nextObject]) != nil)
     {
-	[ret addObject: [NSURL fileURLWithPath: filename]];
+      [ret addObject: [NSURL fileURLWithPath: filename]];
     } 
 
   return AUTORELEASE(ret);
@@ -533,7 +546,7 @@ static NSOpenPanel *_gs_gui_open_panel = nil;
       return;
     }
 
-  ASSIGN (_directory, [_browser pathToColumn: [_browser lastColumn]]);
+  ASSIGN (_directory, pathToColumn(_browser, [_browser lastColumn]));
 
   if (selectedCell)
     tmp = [selectedCell stringValue];

Source/NSSavePanel.m

@@ -66,6 +66,32 @@ static NSFileManager *_fm = nil;
 
 static BOOL _gs_display_reading_progress = NO;
 
+static NSString	*
+pathToColumn(NSBrowser *browser, int column)
+{
+#if	defined(__MINGW32__)
+  if (column == 0)
+    return @"/";
+  else if (column == 1)
+    return [[[browser pathToColumn: column] substringFromIndex: 1]
+      stringByAppendingString: @"/"];
+  else
+    return [[browser pathToColumn: column] substringFromIndex: 1];
+#else
+  return [browser pathToColumn: column];
+#endif
+}
+
+static void
+setPath(NSBrowser *browser, NSString *path)
+{
+#if	defined(__MINGW32__)
+  [browser setPath: [@"/" stringByAppendingString: path]];
+#else
+  [browser setPath: path];
+#endif
+}
+
 //
 // SavePanel filename compare
 //
@@ -436,7 +462,8 @@ static BOOL _gs_display_reading_progress = NO;
     {
       if (_delegateHasDirectoryDidChange)
         {
-	  [_delegate panel: self directoryDidChange: [_browser pathToColumn: column]];
+	  [_delegate panel: self
+	    directoryDidChange: pathToColumn(_browser, column)];
 	}
 
       if ([[[_form cellAtIndex: 0] stringValue] length] > 0)
@@ -506,7 +533,7 @@ selectCellWithString: (NSString*)title
 
   m = [sender matrixInColumn: column];
   isLeaf = [[m selectedCell] isLeaf];
-  path = [sender pathToColumn: column];
+  path = pathToColumn(sender, column);
 
   if (isLeaf)
     {
@@ -537,7 +564,7 @@ selectCellWithString: (NSString*)title
   if (filename == nil)
     filename = @"";
   ASSIGN(_fullFileName, [_directory stringByAppendingPathComponent: filename]);
-  [_browser setPath: _fullFileName];
+  setPath(_browser, _fullFileName);
 
   [self _selectCellName: filename];
   [[_form cellAtIndex: 0] setStringValue: filename];
@@ -679,7 +706,6 @@ selectCellWithString: (NSString*)title
   _delegateHasDirectoryDidChange = NO;
   _delegateHasSelectionDidChange = NO;
 */
-
   [self _getOriginalSize];
   return self;
 }
@@ -884,7 +910,7 @@ selectCellWithString: (NSString*)title
       && isDir)
     {
       ASSIGN (_directory, standardizedPath);
-      [_browser setPath: _directory];
+      setPath(_browser, _directory);
     }
 }
 
@@ -1067,7 +1093,7 @@ selectCellWithString: (NSString*)title
  */
 - (void) cancel: (id)sender
 {
-  ASSIGN(_directory, [_browser pathToColumn:[_browser lastColumn]]);
+  ASSIGN(_directory, pathToColumn(_browser, [_browser lastColumn]));
   [NSApp stopModalWithCode: NSCancelButton];
   [_okButton setEnabled: NO];
   [self close];
@@ -1096,7 +1122,7 @@ selectCellWithString: (NSString*)title
       return;
     }
 
-  ASSIGN (_directory, [_browser pathToColumn:[_browser lastColumn]]);
+  ASSIGN (_directory, pathToColumn(_browser, [_browser lastColumn]));
   filename = [[_form cellAtIndex: 0] stringValue];
   if ([filename isAbsolutePath] == YES)
     {
@@ -1119,7 +1145,7 @@ selectCellWithString: (NSString*)title
 	{
 	  ASSIGN (_directory, [filename stringByDeletingLastPathComponent]);
 	  ASSIGN (_fullFileName, filename);
-	  [_browser setPath: _fullFileName];
+	  setPath(_browser, _fullFileName);
 
 	  filename = [_fullFileName lastPathComponent];
 
@@ -1427,8 +1453,35 @@ createRowsForColumn: (int)column
 
   pool = [NSAutoreleasePool new];
   
-  path = [_browser pathToColumn: column];
+  path = pathToColumn(_browser, column);
+#if	defined(__MINGW32__)
+  if (column == 0)
+    {
+      NSMutableArray	*m;
+      unsigned		i;
+
+      files = [[NSWorkspace sharedWorkspace] mountedLocalVolumePaths];
+      m = [files mutableCopy];
+      i = [m count];
+      while (i-- > 0)
+	{
+	  NSString	*file = [m objectAtIndex: i];
+
+	  /* Strip the backslash from the drive name so we  don't
+	   * get it confusing the path we have.
+	   */
+	  file = [file substringToIndex: [file length] - 1];
+	  [m replaceObjectAtIndex: i withObject: file];
+	}
+      files = [m autorelease];
+    }
+  else
+    {
+      files = [[NSFileManager defaultManager] directoryContentsAtPath: path];
+    }
+#else
   files = [[NSFileManager defaultManager] directoryContentsAtPath: path];
+#endif
 
   /* Remove hidden files.  */
   {
@@ -1593,7 +1646,7 @@ createRowsForColumn: (int)column
 {
   NSArray	*cells = [[sender matrixInColumn: column] cells];
   unsigned	count = [cells count], i;
-  NSString	*path = [sender pathToColumn: column];
+  NSString	*path = pathToColumn(sender, column);
 
   // iterate through the cells asking the delegate if each filename is valid
   // if it says no for any filename, the column is not valid

Source/NSWindow.m

@@ -2635,6 +2635,9 @@ resetCursorRectsForView(NSView *theView)
 - (void) _didDeminiaturize: sender
 {
   _f.is_miniaturized = NO;
+  /* May need to redraw on deminiaturisation ... 
+   */
+  [_wv setNeedsDisplay: YES];
   [nc postNotificationName: NSWindowDidDeminiaturizeNotification object: self];
 }
 

Source/NSWorkspace.m

@@ -503,7 +503,7 @@ static NSDictionary		*applications = nil;
 
 static NSString			*extPrefPath = nil;
 static NSDictionary		*extPreferences = nil;
-// FIXME: Won't work for MINGW
+// FIXME: Won't work for MINGW32
 static NSString			*_rootPath = @"/";
 
 /*
@@ -1571,7 +1571,7 @@ inFileViewerRootedAtPath: (NSString*)rootFullpath
 {
   NSMutableArray	*names;
   NSFileManager		*mgr = [NSFileManager defaultManager];
-#ifdef	__MINGW__
+#if	defined(__MINGW32__)
   unsigned		max = BUFSIZ;
   unichar		buf[max];
   unichar		*base = buf;