Add new MouseMessage() ctor to copy full information of the original message

This is mainly to keep the pressure information when a MouseMessage is
copied, and any future property which could be added in MouseMessage.

src/app/ui/toolbar.cpp

@@ -226,10 +226,7 @@ bool ToolBar::onProcessMessage(Message* msg)
 
           MouseMessage* mouseMsg2 = new MouseMessage(
             kMouseDownMessage,
-            mouseMsg->pointerType(),
-            mouseMsg->button(),
-            mouseMsg->modifiers(),
-            mouseMsg->position());
+            *mouseMsg);
           mouseMsg2->setRecipient(strip);
           manager()->enqueueMessage(mouseMsg2);
         }
@@ -658,10 +655,7 @@ bool ToolBar::ToolStrip::onProcessMessage(Message* msg)
 
           MouseMessage* mouseMsg2 = new MouseMessage(
             kMouseDownMessage,
-            mouseMsg->pointerType(),
-            mouseMsg->button(),
-            mouseMsg->modifiers(),
-            mouseMsg->position());
+            *mouseMsg);
           mouseMsg2->setRecipient(bar);
           manager()->enqueueMessage(mouseMsg2);
         }

src/ui/combobox.cpp

@@ -514,11 +514,7 @@ bool ComboBoxEntry::onProcessMessage(Message* msg)
             (pick == listbox || pick->hasAncestor(listbox))) {
           releaseMouse();
 
-          MouseMessage mouseMsg2(kMouseDownMessage,
-                                 mouseMsg->pointerType(),
-                                 mouseMsg->button(),
-                                 mouseMsg->modifiers(),
-                                 mouseMsg->position());
+          MouseMessage mouseMsg2(kMouseDownMessage, *mouseMsg);
           pick->sendMessage(&mouseMsg2);
           return true;
         }

src/ui/int_entry.cpp

@@ -1,5 +1,5 @@
 // Aseprite UI Library
-// Copyright (C) 2019-2020  Igara Studio S.A.
+// Copyright (C) 2019-2022  Igara Studio S.A.
 // Copyright (C) 2001-2017  David Capello
 //
 // This file is released under the terms of the MIT license.
@@ -94,11 +94,7 @@ bool IntEntry::onProcessMessage(Message* msg)
         if (pick == &m_slider) {
           releaseMouse();
 
-          MouseMessage mouseMsg2(kMouseDownMessage,
-                                 mouseMsg->pointerType(),
-                                 mouseMsg->button(),
-                                 mouseMsg->modifiers(),
-                                 mouseMsg->position());
+          MouseMessage mouseMsg2(kMouseDownMessage, *mouseMsg);
           m_slider.sendMessage(&mouseMsg2);
         }
       }

src/ui/manager.cpp

@@ -467,7 +467,8 @@ void Manager::generateMessagesFromOSEvents()
           osEvent.position(),
           m_mouseButton = mouse_button_from_os_to_ui(osEvent),
           osEvent.modifiers(),
-          osEvent.pointerType());
+          osEvent.pointerType(),
+          osEvent.pressure());
         break;
       }
 
@@ -486,7 +487,8 @@ void Manager::generateMessagesFromOSEvents()
           osEvent.position(),
           m_mouseButton = mouse_button_from_os_to_ui(osEvent),
           osEvent.modifiers(),
-          osEvent.pointerType());
+          osEvent.pointerType(),
+          osEvent.pressure());
         break;
       }
 
@@ -550,7 +552,8 @@ void Manager::handleMouseMove(const gfx::Point& mousePos,
 void Manager::handleMouseDown(const gfx::Point& mousePos,
                               MouseButton mouseButton,
                               KeyModifiers modifiers,
-                              PointerType pointerType)
+                              PointerType pointerType,
+                              const float pressure)
 {
   handleWindowZOrder();
 
@@ -561,7 +564,10 @@ void Manager::handleMouseDown(const gfx::Point& mousePos,
       mousePos,
       pointerType,
       mouseButton,
-      modifiers));
+      modifiers,
+      gfx::Point(0, 0),
+      false,
+      pressure));
 }
 
 void Manager::handleMouseUp(const gfx::Point& mousePos,
@@ -582,7 +588,8 @@ void Manager::handleMouseUp(const gfx::Point& mousePos,
 void Manager::handleMouseDoubleClick(const gfx::Point& mousePos,
                                      MouseButton mouseButton,
                                      KeyModifiers modifiers,
-                                     PointerType pointerType)
+                                     PointerType pointerType,
+                                     const float pressure)
 {
   Widget* dst = (capture_widget ? capture_widget: mouse_widget);
   if (dst) {
@@ -590,7 +597,9 @@ void Manager::handleMouseDoubleClick(const gfx::Point& mousePos,
       newMouseMessage(
         kDoubleClickMessage,
         dst, mousePos, pointerType,
-        mouseButton, modifiers));
+        mouseButton, modifiers,
+        gfx::Point(0, 0), false,
+        pressure));
   }
 }
 

src/ui/manager.h

@@ -129,7 +129,8 @@ namespace ui {
     void handleMouseDown(const gfx::Point& mousePos,
                          MouseButton mouseButton,
                          KeyModifiers modifiers,
-                         PointerType pointerType);
+                         PointerType pointerType,
+                         const float pressure);
     void handleMouseUp(const gfx::Point& mousePos,
                        MouseButton mouseButton,
                        KeyModifiers modifiers,
@@ -137,7 +138,8 @@ namespace ui {
     void handleMouseDoubleClick(const gfx::Point& mousePos,
                                 MouseButton mouseButton,
                                 KeyModifiers modifiers,
-                                PointerType pointerType);
+                                PointerType pointerType,
+                                const float pressure);
     void handleMouseWheel(const gfx::Point& mousePos,
                           KeyModifiers modifiers,
                           PointerType pointerType,

src/ui/message.h

@@ -131,6 +131,18 @@ namespace ui {
         m_pressure(pressure) {
     }
 
+    // Copy other MouseMessage converting its type
+    MouseMessage(MessageType type,
+                 const MouseMessage& other)
+      : Message(type, other.modifiers()),
+        m_pointerType(other.pointerType()),
+        m_button(other.button()),
+        m_pos(other.position()),
+        m_wheelDelta(other.wheelDelta()),
+        m_preciseWheel(other.preciseWheel()),
+        m_pressure(other.pressure()) {
+    }
+
     PointerType pointerType() const { return m_pointerType; }
     MouseButton button() const { return m_button; }
     bool left() const { return (m_button == kButtonLeft); }

src/ui/widget.cpp

@@ -1403,12 +1403,8 @@ bool Widget::offerCapture(ui::MouseMessage* mouseMsg, int widget_type)
     if (pick && pick != this && pick->type() == widget_type) {
       releaseMouse();
 
-      MouseMessage* mouseMsg2 = new MouseMessage(
-        kMouseDownMessage,
-        mouseMsg->pointerType(),
-        mouseMsg->button(),
-        mouseMsg->modifiers(),
-        mouseMsg->position());
+      MouseMessage* mouseMsg2 = new MouseMessage(kMouseDownMessage,
+                                                 *mouseMsg);
       mouseMsg2->setRecipient(pick);
       man->enqueueMessage(mouseMsg2);
       return true;
@@ -1490,13 +1486,7 @@ bool Widget::onProcessMessage(Message* msg)
     case kDoubleClickMessage: {
       // Convert double clicks into mouse down
       MouseMessage* mouseMsg = static_cast<MouseMessage*>(msg);
-      MouseMessage mouseMsg2(kMouseDownMessage,
-                             mouseMsg->pointerType(),
-                             mouseMsg->button(),
-                             mouseMsg->modifiers(),
-                             mouseMsg->position(),
-                             mouseMsg->wheelDelta());
-
+      MouseMessage mouseMsg2(kMouseDownMessage, *mouseMsg);
       sendMessage(&mouseMsg2);
       break;
     }