improved handling and displaying dropped level set zip files into window

[rocksndiamonds.git] / src / events.c

diff --git a/src/events.c b/src/events.c
index ac9e2ab0f54c429b9b2f996443505305038ee41e..bc6e2eb083604889ca75802a0ab1c139df8bd418 100644 (file)
--- a/src/events.c
+++ b/src/events.c
@@ -268,12 +268,11 @@ void HandleOtherEvents(Event *event)
       HandleJoystickEvent(event);
       break;
 
+    case SDL_DROPBEGIN:
+    case SDL_DROPCOMPLETE:
     case SDL_DROPFILE:
-      HandleDropFileEvent(event);
-      break;
-
     case SDL_DROPTEXT:
-      HandleDropTextEvent(event);
+      HandleDropEvent(event);
       break;
 
     default:
@@ -1526,52 +1525,123 @@ void HandleClientMessageEvent(ClientMessageEvent *event)
     CloseAllAndExit(0);
 }
 
-static void HandleDropFileEventExt(char *filename)
+static boolean HandleDropFileEvent(char *filename)
 {
   Error(ERR_DEBUG, "DROP FILE EVENT: '%s'", filename);
 
   // check and extract dropped zip files into correct user data directory
-  if (strSuffixLower(filename, ".zip"))
+  if (!strSuffixLower(filename, ".zip"))
   {
-    int tree_type = GetZipFileTreeType(filename);
-    char *directory = TREE_USERDIR(tree_type);
+    Error(ERR_WARN, "file '%s' not supported", filename);
 
-    if (directory == NULL)
-    {
-      Error(ERR_WARN, "zip file '%s' has invalid content!", filename);
+    return FALSE;
+  }
 
-      return;
-    }
+  TreeInfo *tree_node = NULL;
+  int tree_type = GetZipFileTreeType(filename);
+  char *directory = TREE_USERDIR(tree_type);
 
-    char *top_dir = ExtractZipFileIntoDirectory(filename, directory, tree_type);
+  if (directory == NULL)
+  {
+    Error(ERR_WARN, "zip file '%s' has invalid content!", filename);
 
-    if (top_dir != NULL)
-    {
-      if (tree_type == TREE_TYPE_LEVEL_DIR)
-       AddUserLevelSetToLevelInfo(top_dir);
-      else
-       AddUserArtworkSetToArtworkInfo(top_dir, tree_type);
-    }
+    return FALSE;
+  }
+
+  if (tree_type == TREE_TYPE_LEVEL_DIR &&
+      game_status == GAME_MODE_LEVELS &&
+      leveldir_current->node_parent != NULL)
+  {
+    // extract new level set next to currently selected level set
+    tree_node = leveldir_current;
+
+    // get parent directory of currently selected level set directory
+    directory = getLevelDirFromTreeInfo(leveldir_current->node_parent);
+
+    // use private level directory instead of top-level package level directory
+    if (strPrefix(directory, options.level_directory) &&
+       strEqual(leveldir_current->node_parent->fullpath, "."))
+      directory = getUserLevelDir(NULL);
+  }
+
+  // extract level or artwork set from zip file to target directory
+  char *top_dir = ExtractZipFileIntoDirectory(filename, directory, tree_type);
+
+  if (top_dir == NULL)
+  {
+    // error message already issued by "ExtractZipFileIntoDirectory()"
+
+    return FALSE;
   }
+
+  // add extracted level or artwork set to tree info structure
+  AddTreeSetToTreeInfo(tree_node, directory, top_dir, tree_type);
+
+  // update menu screen (and possibly change current level set)
+  DrawScreenAfterAddingSet(top_dir, tree_type);
+
+  return TRUE;
 }
 
-static void HandleDropTextEventExt(char *text)
+static void HandleDropTextEvent(char *text)
 {
   Error(ERR_DEBUG, "DROP TEXT EVENT: '%s'", text);
 }
 
-void HandleDropFileEvent(Event *event)
+void HandleDropEvent(Event *event)
 {
-  HandleDropFileEventExt(event->drop.file);
+  static int files_succeeded = 0;
+  static int files_failed = 0;
 
-  SDL_free(event->drop.file);
-}
+  switch (event->type)
+  {
+    case SDL_DROPBEGIN:
+    {
+      files_succeeded = 0;
+      files_failed = 0;
 
-void HandleDropTextEvent(Event *event)
-{
-  HandleDropTextEventExt(event->drop.file);
+      break;
+    }
+
+    case SDL_DROPFILE:
+    {
+      boolean success = HandleDropFileEvent(event->drop.file);
+
+      if (success)
+       files_succeeded++;
+      else
+       files_failed++;
+
+      break;
+    }
+
+    case SDL_DROPTEXT:
+    {
+      HandleDropTextEvent(event->drop.file);
+
+      break;
+    }
+
+    case SDL_DROPCOMPLETE:
+    {
+      // only show request dialog if no other request dialog already active
+      if (!game.request_active)
+      {
+       if (files_succeeded > 0 && files_failed > 0)
+         Request("New level or artwork set(s) added, "
+                 "but some dropped file(s) failed!", REQ_CONFIRM);
+       else if (files_succeeded > 0)
+         Request("New level or artwork set(s) added!", REQ_CONFIRM);
+       else if (files_failed > 0)
+         Request("Failed to process dropped file(s)!", REQ_CONFIRM);
+      }
+
+      break;
+    }
+  }
 
-  SDL_free(event->drop.file);
+  if (event->drop.file != NULL)
+    SDL_free(event->drop.file);
 }
 
 void HandleButton(int mx, int my, int button, int button_nr)