From cc43e948dc1cc499fbbe2189e08e41eba17da551 Mon Sep 17 00:00:00 2001
From: Sergii Stoian <stoyan255@gmail.com>
Date: Tue, 30 Dec 2008 23:58:11 +0000
Subject: [PATCH] * Framework/PCFileNameIcon.m: *
 Headers/ProjectCenter/PCFileNameIcon.h:   Implementation of dragging
 functionality.

* Framework/PCProjectBrowser.m: Implement file icon delegate methods.
  Dragging files to category icon adds files to project.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/apps/projectcenter/trunk@27472 72102866-910b-0410-8b05-ffd578937521
---
 ChangeLog                              |  9 ++++++++
 Framework/PCFileNameIcon.m             | 30 ++++++++++++++++++++++++--
 Framework/PCProjectBrowser.m           | 26 +++++++++++++++++++++-
 Headers/ProjectCenter/PCFileNameIcon.h |  3 +++
 4 files changed, 65 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index cdbe57c..34d7a8d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2008-12-31  Sergii Stoian <stoyan255@gmail.com>
+	
+	* Framework/PCFileNameIcon.m:
+	* Headers/ProjectCenter/PCFileNameIcon.h:
+	  Implementation of dragging functionality.
+
+	* Framework/PCProjectBrowser.m: Implement file icon delegate methods.
+	  Dragging files to category icon adds files to project.
+
 2008-12-30 Richard frith-Macdonald <rfm"gnu.org>
 
 	* PCMenuController.m:
diff --git a/Framework/PCFileNameIcon.m b/Framework/PCFileNameIcon.m
index 6afbb58..806f4f9 100644
--- a/Framework/PCFileNameIcon.m
+++ b/Framework/PCFileNameIcon.m
@@ -122,12 +122,22 @@
 
 - (void)draggingExited:(id <NSDraggingInfo>)sender
 {
+  NSLog(@"Dragging exited");
 }
 
 // -- After the image is released
 - (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender
 {
+  NSPasteboard *pb = [sender draggingPasteboard];
+  NSArray      *paths = [pb propertyListForType:NSFilenamesPboardType];
+
   NSLog(@"Prepare for drag operation");
+
+  if (delegate && 
+      [delegate respondsToSelector:@selector(prepareForDraggingOf:)])
+    {
+      return [delegate prepareForDraggingOf:paths];
+    }
   return YES;
 }
 
@@ -138,11 +148,27 @@
 
   NSLog(@"performDragOperation: %@", paths);
 
-  return NO;
+  if (delegate && 
+      [delegate respondsToSelector:@selector(performDraggingOf:)])
+    {
+      return [delegate performDraggingOf:paths];
+    }
+
+  return YES;
 }
 
-- (void)concludeDragOperation:(id <NSDraggingInfo>)sendera
+- (void)concludeDragOperation:(id <NSDraggingInfo>)sender
 {
+  NSPasteboard *pb = [sender draggingPasteboard];
+  NSArray      *paths = [pb propertyListForType:NSFilenamesPboardType];
+
+  NSLog(@"Conclude drag operation");
+
+  if (delegate && 
+      [delegate respondsToSelector:@selector(concludeDraggingOf:)])
+    {
+      [delegate concludeDraggingOf:paths];
+    }
 }
 
 @end
diff --git a/Framework/PCProjectBrowser.m b/Framework/PCProjectBrowser.m
index e5740db..f0423ae 100644
--- a/Framework/PCProjectBrowser.m
+++ b/Framework/PCProjectBrowser.m
@@ -685,7 +685,7 @@ NSString *PCBrowserDidSetPathNotification = @"PCBrowserDidSetPathNotification";
 
   NSLog(@"PCBrowser: canPerformDraggingOf -> %@", category);
 
-  if (!category)
+  if (!category || ([self nameOfSelectedFile] != nil))
     {
       return NO;
     }
@@ -695,6 +695,7 @@ NSString *PCBrowserDidSetPathNotification = @"PCBrowserDidSetPathNotification";
       return NO;
     }
 
+  // Check if we can accept files of such types
   while ((s = [e nextObject]))
     {
       if (![fileTypes containsObject:[s pathExtension]])
@@ -706,4 +707,27 @@ NSString *PCBrowserDidSetPathNotification = @"PCBrowserDidSetPathNotification";
   return YES;
 }
 
+- (BOOL)prepareForDraggingOf:(NSArray *)paths
+{
+  return YES;
+}
+
+- (BOOL)performDraggingOf:(NSArray *)paths
+{
+  NSString     *category = [self nameOfSelectedCategory];
+  NSString     *categoryKey = [project keyForCategory:category];
+  NSEnumerator *pathsEnum = [paths objectEnumerator];
+  NSString     *file = nil;
+
+  while ((file = [[pathsEnum nextObject] lastPathComponent]))
+    {
+      if (![project doesAcceptFile:file forKey:categoryKey])
+	{
+	  return NO;
+	}
+    }
+
+  return [project addAndCopyFiles:paths forKey:categoryKey];
+}
+
 @end
diff --git a/Headers/ProjectCenter/PCFileNameIcon.h b/Headers/ProjectCenter/PCFileNameIcon.h
index 39ed92b..5007503 100644
--- a/Headers/ProjectCenter/PCFileNameIcon.h
+++ b/Headers/ProjectCenter/PCFileNameIcon.h
@@ -46,6 +46,9 @@
 - (NSImage *)fileNameIconImage;
 - (NSString *)fileNameIconTitle;
 - (BOOL)canPerformDraggingOf:(NSArray *)paths;
+- (BOOL)prepareForDraggingOf:(NSArray *)paths;
+- (BOOL)performDraggingOf:(NSArray *)paths;
+- (BOOL)concludeDraggingOf:(NSArray *)paths;
 
 @end