drag fixes

modules/core_widgets/uiitem.lua

@@ -53,9 +53,11 @@ end
 function UIItem:onHoverChange(hovered)
   if self:isVirtual() then return end
 
-  local dragginWidget = g_ui.getDraggingWidget()
+  local draggingWidget = g_ui.getDraggingWidget()
-  if dragginWidget and self ~= dragginWidget then
+  if draggingWidget and self ~= draggingWidget then
-    if dragginWidget:getClassName() == 'UIItem' and not dragginWidget:isVirtual() and hovered then
+    local gotMap = draggingWidget:getClassName() == 'UIMap'
+    local gotItem = draggingWidget:getClassName() == 'UIItem' and not draggingWidget:isVirtual()
+    if hovered and (gotItem or gotMap) then
       self:setBorderWidth(1)
     else
       self:setBorderWidth(0)

modules/game/map.lua

@@ -11,7 +11,7 @@ function UIMap:onDragEnter(mousePos)
   return true
 end
 
-function UIMap:onDragLeave(widget, mousePos)
+function UIMap:onDragLeave(droppedWidget, mousePos)
   if not self.parsed then
     self.currentDragThing = nil
   end
@@ -27,7 +27,7 @@ function UIMap:onDrop(widget, mousePos)
   if not tile then return false end
 
   local count = widget.currentDragThing:getCount()
-  if widget.currentDragThing:isStackable() and data > 1 then
+  if widget.currentDragThing:isStackable() and count > 1 then
     widget.parsed = true
     local moveWindow = displayUI('/game/movewindow.otui')
     local spinbox = moveWindow:getChildById('spinbox')

src/framework/ui/uimanager.cpp

@@ -83,13 +83,11 @@ void UIManager::inputEvent(const InputEvent& event)
                 auto clickedChildren = m_rootWidget->recursiveGetChildrenByPos(event.mousePos);
                 UIWidgetPtr droppedWidget;
                 for(const UIWidgetPtr& child : clickedChildren) {
-                    if(child != m_draggingWidget) {
+                    if(child->onDrop(m_draggingWidget, event.mousePos)) {
                         droppedWidget = child;
                         break;
                     }
                 }
-                if(droppedWidget)
-                    droppedWidget->onDrop(m_draggingWidget, event.mousePos);
 
                 m_draggingWidget->onDragLeave(droppedWidget, event.mousePos);
                 m_draggingWidget->setDragging(false);

src/framework/ui/uiwidget.cpp

@@ -1156,9 +1156,9 @@ bool UIWidget::onDragMove(const Point& mousePos, const Point& mouseMoved)
     return callLuaField("onDragMove", mousePos, mouseMoved);
 }
 
-void UIWidget::onDrop(UIWidgetPtr draggedWidget, const Point& mousePos)
+bool UIWidget::onDrop(UIWidgetPtr draggedWidget, const Point& mousePos)
 {
-    callLuaField("onDrop", draggedWidget, mousePos);
+    return callLuaField<bool>("onDrop", draggedWidget, mousePos);
 }
 
 bool UIWidget::onKeyText(const std::string& keyText)

src/framework/ui/uiwidget.h

@@ -177,7 +177,7 @@ protected:
     virtual void onDragEnter(const Point& mousePos);
     virtual void onDragLeave(UIWidgetPtr droppedWidget, const Point& mousePos);
     virtual bool onDragMove(const Point& mousePos, const Point& mouseMoved);
-    virtual void onDrop(UIWidgetPtr draggedWidget, const Point& mousePos);
+    virtual bool onDrop(UIWidgetPtr draggedWidget, const Point& mousePos);
     virtual bool onKeyText(const std::string& keyText);
     virtual bool onKeyDown(uchar keyCode, int keyboardModifiers);
     virtual bool onKeyPress(uchar keyCode, int keyboardModifiers, int autoRepeatTicks);