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authorRick Pasetto <rick@lindenlab.com>2009-12-15 14:32:01 -0800
committerRick Pasetto <rick@lindenlab.com>2009-12-15 14:32:01 -0800
commitaba3d46fb47a4dab652254ed099037629a87dc24 (patch)
treefe8a7b0c079fef8ec800f1bff5db201c11273a8e /indra/llwindow/llwindowmacosx.cpp
parent89a8182c2cd8d04b85c70d82f654714b83afebb8 (diff)
parent4a92f49e7b129461010559f3c298620e9a589aab (diff)
merge
Diffstat (limited to 'indra/llwindow/llwindowmacosx.cpp')
-rw-r--r--indra/llwindow/llwindowmacosx.cpp142
1 files changed, 135 insertions, 7 deletions
diff --git a/indra/llwindow/llwindowmacosx.cpp b/indra/llwindow/llwindowmacosx.cpp
index ed62faece6..ffc44a1e84 100644
--- a/indra/llwindow/llwindowmacosx.cpp
+++ b/indra/llwindow/llwindowmacosx.cpp
@@ -499,8 +499,9 @@ BOOL LLWindowMacOSX::createContext(int x, int y, int width, int height, int bits
// Set up window event handlers (some window-related events ONLY go to window handlers.)
InstallStandardEventHandler(GetWindowEventTarget(mWindow));
- InstallWindowEventHandler (mWindow, mEventHandlerUPP, GetEventTypeCount (WindowHandlerEventList), WindowHandlerEventList, (void*)this, &mWindowHandlerRef); // add event handler
-
+ InstallWindowEventHandler(mWindow, mEventHandlerUPP, GetEventTypeCount (WindowHandlerEventList), WindowHandlerEventList, (void*)this, &mWindowHandlerRef); // add event handler
+ InstallTrackingHandler( dragTrackingHandler, mWindow, (void*)this );
+ InstallReceiveHandler( dragReceiveHandler, mWindow, (void*)this );
}
{
@@ -2174,11 +2175,8 @@ OSStatus LLWindowMacOSX::eventHandler (EventHandlerCallRef myHandler, EventRef e
}
else
{
- MASK mask = 0;
- if(modifiers & shiftKey) { mask |= MASK_SHIFT; }
- if(modifiers & (cmdKey | controlKey)) { mask |= MASK_CONTROL; }
- if(modifiers & optionKey) { mask |= MASK_ALT; }
-
+ MASK mask = LLWindowMacOSX::modifiersToMask(modifiers);
+
llassert( actualType == typeUnicodeText );
// The result is a UTF16 buffer. Pass the characters in turn to handleUnicodeChar.
@@ -3379,3 +3377,133 @@ std::vector<std::string> LLWindowMacOSX::getDynamicFallbackFontList()
return std::vector<std::string>();
}
+// static
+MASK LLWindowMacOSX::modifiersToMask(SInt16 modifiers)
+{
+ MASK mask = 0;
+ if(modifiers & shiftKey) { mask |= MASK_SHIFT; }
+ if(modifiers & (cmdKey | controlKey)) { mask |= MASK_CONTROL; }
+ if(modifiers & optionKey) { mask |= MASK_ALT; }
+ return mask;
+}
+
+OSErr LLWindowMacOSX::dragTrackingHandler(DragTrackingMessage message, WindowRef theWindow,
+ void * handlerRefCon, DragRef drag)
+{
+ OSErr result = noErr;
+ LLWindowMacOSX *self = (LLWindowMacOSX*)handlerRefCon;
+
+ lldebugs << "drag tracking handler, message = " << message << llendl;
+
+ switch(message)
+ {
+ case kDragTrackingInWindow:
+ result = self->handleDragNDrop(drag, LLWindowCallbacks::DNDA_TRACK);
+ break;
+
+ case kDragTrackingEnterHandler:
+ result = self->handleDragNDrop(drag, LLWindowCallbacks::DNDA_START_TRACKING);
+ break;
+
+ case kDragTrackingLeaveHandler:
+ result = self->handleDragNDrop(drag, LLWindowCallbacks::DNDA_STOP_TRACKING);
+ break;
+
+ default:
+ break;
+ }
+
+ return result;
+}
+
+OSErr LLWindowMacOSX::dragReceiveHandler(WindowRef theWindow, void * handlerRefCon,
+ DragRef drag)
+{
+ LLWindowMacOSX *self = (LLWindowMacOSX*)handlerRefCon;
+ return self->handleDragNDrop(drag, LLWindowCallbacks::DNDA_DROPPED);
+
+}
+
+OSErr LLWindowMacOSX::handleDragNDrop(DragRef drag, LLWindowCallbacks::DragNDropAction action)
+{
+ OSErr result = dragNotAcceptedErr; // overall function result
+ OSErr err = noErr; // for local error handling
+
+ // Get the mouse position and modifiers of this drag.
+ SInt16 modifiers, mouseDownModifiers, mouseUpModifiers;
+ ::GetDragModifiers(drag, &modifiers, &mouseDownModifiers, &mouseUpModifiers);
+ MASK mask = LLWindowMacOSX::modifiersToMask(modifiers);
+
+ Point mouse_point;
+ // This will return the mouse point in global screen coords
+ ::GetDragMouse(drag, &mouse_point, NULL);
+ LLCoordScreen screen_coords(mouse_point.h, mouse_point.v);
+ LLCoordGL gl_pos;
+ convertCoords(screen_coords, &gl_pos);
+
+ // Look at the pasteboard and try to extract an URL from it
+ PasteboardRef pasteboard;
+ if(GetDragPasteboard(drag, &pasteboard) == noErr)
+ {
+ ItemCount num_items = 0;
+ // Treat an error here as an item count of 0
+ (void)PasteboardGetItemCount(pasteboard, &num_items);
+
+ // Only deal with single-item drags.
+ if(num_items == 1)
+ {
+ PasteboardItemID item_id = NULL;
+ CFArrayRef flavors = NULL;
+ CFDataRef data = NULL;
+
+ err = PasteboardGetItemIdentifier(pasteboard, 1, &item_id); // Yes, this really is 1-based.
+
+ // Try to extract an URL from the pasteboard
+ if(err == noErr)
+ {
+ err = PasteboardCopyItemFlavors( pasteboard, item_id, &flavors);
+ }
+
+ if(err == noErr)
+ {
+ if(CFArrayContainsValue(flavors, CFRangeMake(0, CFArrayGetCount(flavors)), kUTTypeURL))
+ {
+ // This is an URL.
+ err = PasteboardCopyItemFlavorData(pasteboard, item_id, kUTTypeURL, &data);
+ }
+ else if(CFArrayContainsValue(flavors, CFRangeMake(0, CFArrayGetCount(flavors)), kUTTypeUTF8PlainText))
+ {
+ // This is a string that might be an URL.
+ err = PasteboardCopyItemFlavorData(pasteboard, item_id, kUTTypeUTF8PlainText, &data);
+ }
+
+ }
+
+ if(flavors != NULL)
+ {
+ CFRelease(flavors);
+ }
+
+ if(data != NULL)
+ {
+ std::string url;
+ url.assign((char*)CFDataGetBytePtr(data), CFDataGetLength(data));
+ CFRelease(data);
+
+ if(!url.empty())
+ {
+ LLWindowCallbacks::DragNDropResult res =
+ mCallbacks->handleDragNDrop(this, gl_pos, mask, action, url);
+
+ if (LLWindowCallbacks::DND_NONE != res)
+ {
+ result = noErr;
+ }
+ }
+ }
+ }
+ }
+
+ return result;
+}
+