* When an icon changes, the MimeTypeListView updates the type now.

* Selecting "None" as preferred application didn't work.
* Forgot to implement changing a MIME type's long description.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@16422 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/preferences/filetypes/FileTypesWindow.cpp

@@ -658,7 +658,7 @@ FileTypesWindow::FileTypesWindow(BRect frame)
 	box->AddChild(fSelectButton);
 
 	menu = new BPopUpMenu("preferred");
-	menu->AddItem(item = new BMenuItem("None", NULL));
+	menu->AddItem(item = new BMenuItem("None", new BMessage(kMsgPreferredAppChosen)));
 	item->SetMarked(true);
 
 	innerRect.right = innerRect.left - 6.0f;
@@ -1237,13 +1237,21 @@ FileTypesWindow::MessageReceived(BMessage* message)
 			break;
 		}
 
+		case kMsgDescriptionEntered:
+		{
+			fCurrentType.SetLongDescription(fDescriptionControl->Text());
+			break;
+		}
+
 		// Preferred Application group
 
 		case kMsgPreferredAppChosen:
 		{
 			const char* signature;
-			if (message->FindString("signature", &signature) == B_OK)
+			if (message->FindString("signature", &signature) != B_OK)
-				fCurrentType.SetPreferredApp(signature);
+				signature = NULL;
+
+			fCurrentType.SetPreferredApp(signature);
 			break;
 		}
 

src/preferences/filetypes/MimeTypeListView.cpp

@@ -512,6 +512,16 @@ MimeTypeListView::MessageReceived(BMessage* message)
 					}
 					break;
 				}
+				case B_PREFERRED_APP_CHANGED:
+				case B_ICON_CHANGED:
+				// TODO: take B_ICON_FOR_TYPE_CHANGED into account, too
+					if (fShowIcons) {
+						// refresh item
+						MimeTypeItem* item = FindItem(type);
+						if (item != NULL)
+							InvalidateItem(IndexOf(item));
+					}
+					break;
 
 				default:
 					break;