From eba6d0236fc9b7f4a54189766709948599d4b8a2 Mon Sep 17 00:00:00 2001
From: Rick Pasetto <rick@lindenlab.com>
Date: Wed, 21 Oct 2009 16:01:52 -0700
Subject: Backed out changeset: 57dc52edbbc9

---
 indra/llwindow/llwindowwin32.cpp | 66 +++++++++++++++++++++++++++++++++++++---
 1 file changed, 62 insertions(+), 4 deletions(-)

(limited to 'indra/llwindow/llwindowwin32.cpp')

diff --git a/indra/llwindow/llwindowwin32.cpp b/indra/llwindow/llwindowwin32.cpp
index c608c21d05..94c3e1af8c 100644
--- a/indra/llwindow/llwindowwin32.cpp
+++ b/indra/llwindow/llwindowwin32.cpp
@@ -52,6 +52,7 @@
 #include <mapi.h>
 #include <process.h>	// for _spawn
 #include <shellapi.h>
+#include <fstream>
 #include <Imm.h>
 
 // Require DirectInput version 8
@@ -1348,6 +1349,9 @@ BOOL LLWindowWin32::switchContext(BOOL fullscreen, const LLCoordScreen &size, BO
 	}
 
 	SetWindowLong(mWindowHandle, GWL_USERDATA, (U32)this);
+
+	// register this window as handling drag/drop events from the OS
+	DragAcceptFiles( mWindowHandle, TRUE );
 	
 	//register joystick timer callback
 	SetTimer( mWindowHandle, 0, 1000 / 30, NULL ); // 30 fps timer
@@ -2333,11 +2337,65 @@ LRESULT CALLBACK LLWindowWin32::mainWindowProc(HWND h_wnd, UINT u_msg, WPARAM w_
 			return 0;
 
 		case WM_COPYDATA:
-			window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_COPYDATA");
-			// received a URL
-			PCOPYDATASTRUCT myCDS = (PCOPYDATASTRUCT) l_param;
-			window_imp->mCallbacks->handleDataCopy(window_imp, myCDS->dwData, myCDS->lpData);
+			{
+				window_imp->mCallbacks->handlePingWatchdog(window_imp, "Main:WM_COPYDATA");
+				// received a URL
+				PCOPYDATASTRUCT myCDS = (PCOPYDATASTRUCT) l_param;
+				window_imp->mCallbacks->handleDataCopy(window_imp, myCDS->dwData, myCDS->lpData);
+			};
 			return 0;			
+
+		case WM_DROPFILES:
+			{
+				// HDROP contains what we need
+				HDROP hdrop = (HDROP)w_param;
+
+				// get location in window space where drop occured and convert to OpenGL coordinate space
+				POINT pt;
+				DragQueryPoint( hdrop, &pt );
+				LLCoordGL gl_coord;
+				LLCoordWindow cursor_coord_window( pt.x, pt.y );
+				window_imp->convertCoords(cursor_coord_window, &gl_coord);
+
+				// get payload (eventually, this needs to more advanced and grab size of payload dynamically
+				static char file_name[ 1024 ];
+				DragQueryFileA( hdrop, 0, file_name, 1024 );
+				void* url = (void*)( file_name );
+
+				// if it's a .URL or .lnk ("shortcut") file
+				if ( std::string( file_name ).find( ".lnk" ) != std::string::npos ||
+					  std::string( file_name ).find( ".URL" ) != std::string::npos )
+				{
+					// read through file - looks like a 2 line file with second line URL= but who knows..
+					std::ifstream file_handle( file_name );
+					if ( file_handle.is_open() )
+					{
+						std::string line;
+						while ( ! file_handle.eof() )
+						{
+							std::getline( file_handle, line );
+							if ( ! file_handle.eof() )
+							{
+								std::string prefix( "URL=" );
+								if ( line.find( prefix, 0 ) != std::string::npos )
+								{
+									line = line.substr( 4 );  // skip off the URL= bit
+									strcpy( (char*)url, line.c_str() );
+									break;
+								};
+							};
+						};
+						file_handle.close();
+					};
+				};
+
+				MASK mask = gKeyboard->currentMask(TRUE);
+				if (window_imp->mCallbacks->handleDrop(window_imp, gl_coord, mask, url ) )
+				{
+					return 0;
+				}
+			}
+			break;
 		}
 
 	window_imp->mCallbacks->handlePauseWatchdog(window_imp);	
-- 
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