Restore code for closing inherited file descriptors in the child.

[wxWidgets.git] / src / aui / framemanager.cpp

diff --git a/src/aui/framemanager.cpp b/src/aui/framemanager.cpp
index c94279ccd65962b8d605d784e8b725e955965044..98234754636dd88c0dc33965070b8ffb75a4d3fb 100644 (file)
--- a/src/aui/framemanager.cpp
+++ b/src/aui/framemanager.cpp
@@ -29,6 +29,8 @@
 #include "wx/aui/dockart.h"
 #include "wx/aui/floatpane.h"
 #include "wx/aui/tabmdi.h"
 #include "wx/aui/dockart.h"
 #include "wx/aui/floatpane.h"
 #include "wx/aui/tabmdi.h"

+#include "wx/aui/auibar.h"
+#include "wx/mdi.h"

 
 #ifndef WX_PRECOMP
     #include "wx/panel.h"
 
 #ifndef WX_PRECOMP
     #include "wx/panel.h"


@@ -37,8 +39,8 @@
     #include "wx/dcclient.h"
     #include "wx/dcscreen.h"
     #include "wx/toolbar.h"
     #include "wx/dcclient.h"
     #include "wx/dcscreen.h"
     #include "wx/toolbar.h"

-    #include "wx/mdi.h"

     #include "wx/image.h"
     #include "wx/image.h"

+    #include "wx/statusbr.h"

 #endif
 
 WX_CHECK_BUILD_OPTIONS("wxAUI")
 #endif
 
 WX_CHECK_BUILD_OPTIONS("wxAUI")


@@ -53,18 +55,18 @@ WX_DEFINE_OBJARRAY(wxAuiPaneInfoArray)
 
 wxAuiPaneInfo wxAuiNullPaneInfo;
 wxAuiDockInfo wxAuiNullDockInfo;
 
 wxAuiPaneInfo wxAuiNullPaneInfo;
 wxAuiDockInfo wxAuiNullDockInfo;

-DEFINE_EVENT_TYPE(wxEVT_AUI_PANE_BUTTON)
-DEFINE_EVENT_TYPE(wxEVT_AUI_PANE_CLOSE)
-DEFINE_EVENT_TYPE(wxEVT_AUI_PANE_MAXIMIZE)
-DEFINE_EVENT_TYPE(wxEVT_AUI_PANE_RESTORE)
-DEFINE_EVENT_TYPE(wxEVT_AUI_RENDER)
-DEFINE_EVENT_TYPE(wxEVT_AUI_FIND_MANAGER)
+wxDEFINE_EVENT( wxEVT_AUI_PANE_BUTTON, wxAuiManagerEvent );
+wxDEFINE_EVENT( wxEVT_AUI_PANE_CLOSE, wxAuiManagerEvent );
+wxDEFINE_EVENT( wxEVT_AUI_PANE_MAXIMIZE, wxAuiManagerEvent );
+wxDEFINE_EVENT( wxEVT_AUI_PANE_RESTORE, wxAuiManagerEvent );
+wxDEFINE_EVENT( wxEVT_AUI_RENDER, wxAuiManagerEvent );
+wxDEFINE_EVENT( wxEVT_AUI_FIND_MANAGER, wxAuiManagerEvent );

 
 #ifdef __WXMAC__
     // a few defines to avoid nameclashes
     #define __MAC_OS_X_MEMORY_MANAGER_CLEAN__ 1
     #define __AIFF__
 
 #ifdef __WXMAC__
     // a few defines to avoid nameclashes
     #define __MAC_OS_X_MEMORY_MANAGER_CLEAN__ 1
     #define __AIFF__

-    #include "wx/mac/private.h"
+    #include "wx/osx/private.h"

 #endif
 
 #ifdef __WXMSW__
 #endif
 
 #ifdef __WXMSW__


@@ -256,6 +258,9 @@ public:
         m_title = title;
 
         m_widget = gtk_window_new( GTK_WINDOW_POPUP );
         m_title = title;
 
         m_widget = gtk_window_new( GTK_WINDOW_POPUP );

+        g_object_ref(m_widget);
+
+        if (parent) parent->AddChild(this);

 
         g_signal_connect( m_widget, "realize",
                       G_CALLBACK (gtk_pseudo_window_realized_callback), this );
 
         g_signal_connect( m_widget, "realize",
                       G_CALLBACK (gtk_pseudo_window_realized_callback), this );


@@ -272,6 +277,16 @@ public:
         return true;
     }
 
         return true;
     }
 

+protected:
+    virtual void DoSetSizeHints( int minW, int minH,
+                                 int maxW, int maxH,
+                                 int incW, int incH)
+    {
+        // the real wxFrame method doesn't work for us because we're not really
+        // a top level window so skip it
+        wxWindow::DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);
+    }
+

 private:
     DECLARE_DYNAMIC_CLASS(wxPseudoTransparentFrame)
 };
 private:
     DECLARE_DYNAMIC_CLASS(wxPseudoTransparentFrame)
 };


@@ -554,6 +569,15 @@ static int PaneSortFunc(wxAuiPaneInfo** p1, wxAuiPaneInfo** p2)
 }
 
 
 }
 
 

+bool wxAuiPaneInfo::IsValid() const
+{
+    // Should this RTTI and function call be rewritten as
+    // sending a new event type to allow other window types
+    // to check the pane settings?
+    wxAuiToolBar* toolbar = wxDynamicCast(window, wxAuiToolBar);
+    return !toolbar || toolbar->IsPaneValid(*this);
+}
+

 // -- wxAuiManager class implementation --
 
 
 // -- wxAuiManager class implementation --
 
 


@@ -568,15 +592,16 @@ BEGIN_EVENT_TABLE(wxAuiManager, wxEvtHandler)
     EVT_LEFT_UP(wxAuiManager::OnLeftUp)
     EVT_MOTION(wxAuiManager::OnMotion)
     EVT_LEAVE_WINDOW(wxAuiManager::OnLeaveWindow)
     EVT_LEFT_UP(wxAuiManager::OnLeftUp)
     EVT_MOTION(wxAuiManager::OnMotion)
     EVT_LEAVE_WINDOW(wxAuiManager::OnLeaveWindow)

+    EVT_MOUSE_CAPTURE_LOST(wxAuiManager::OnCaptureLost)

     EVT_CHILD_FOCUS(wxAuiManager::OnChildFocus)
     EVT_AUI_FIND_MANAGER(wxAuiManager::OnFindManager)
     EVT_CHILD_FOCUS(wxAuiManager::OnChildFocus)
     EVT_AUI_FIND_MANAGER(wxAuiManager::OnFindManager)

-    EVT_TIMER(101, wxAuiManager::OnHintFadeTimer)

 END_EVENT_TABLE()
 
 
 wxAuiManager::wxAuiManager(wxWindow* managed_wnd, unsigned int flags)
 {
     m_action = actionNone;
 END_EVENT_TABLE()
 
 
 wxAuiManager::wxAuiManager(wxWindow* managed_wnd, unsigned int flags)
 {
     m_action = actionNone;

+    m_action_window = NULL;

     m_last_mouse_move = wxPoint();
     m_hover_button = NULL;
     m_art = new wxAuiDefaultDockArt;
     m_last_mouse_move = wxPoint();
     m_hover_button = NULL;
     m_art = new wxAuiDefaultDockArt;


@@ -588,6 +613,7 @@ wxAuiManager::wxAuiManager(wxWindow* managed_wnd, unsigned int flags)
     m_dock_constraint_x = 0.3;
     m_dock_constraint_y = 0.3;
     m_reserved = NULL;
     m_dock_constraint_x = 0.3;
     m_dock_constraint_y = 0.3;
     m_reserved = NULL;

+    m_currentDragItem = -1;

 
     if (managed_wnd)
     {
 
     if (managed_wnd)
     {


@@ -730,6 +756,18 @@ unsigned int wxAuiManager::GetFlags() const
     return m_flags;
 }
 
     return m_flags;
 }
 

+// Convenience function
+bool wxAuiManager_HasLiveResize(wxAuiManager& manager)
+{
+    // With Core Graphics on Mac, it's not possible to show sash feedback,
+    // so we'll always use live update instead.
+#if defined(__WXMAC__)
+    wxUnusedVar(manager);
+    return true;
+#else
+    return (manager.GetFlags() & wxAUI_MGR_LIVE_RESIZE) == wxAUI_MGR_LIVE_RESIZE;
+#endif
+}

 
 // don't use these anymore as they are deprecated
 // use Set/GetManagedFrame() instead
 
 // don't use these anymore as they are deprecated
 // use Set/GetManagedFrame() instead


@@ -754,7 +792,7 @@ wxAuiManager* wxAuiManager::GetManager(wxWindow* window)
     wxAuiManagerEvent evt(wxEVT_AUI_FIND_MANAGER);
     evt.SetManager(NULL);
     evt.ResumePropagation(wxEVENT_PROPAGATE_MAX);
     wxAuiManagerEvent evt(wxEVT_AUI_FIND_MANAGER);
     evt.SetManager(NULL);
     evt.ResumePropagation(wxEVENT_PROPAGATE_MAX);

-    if (!window->ProcessEvent(evt))
+    if (!window->GetEventHandler()->ProcessEvent(evt))

         return NULL;
 
     return evt.GetManager();
         return NULL;
 
     return evt.GetManager();


@@ -773,7 +811,7 @@ void wxAuiManager::UpdateHintWindowConfig()
         {
             wxFrame* f = static_cast<wxFrame*>(w);
             can_do_transparent = f->CanSetTransparent();
         {
             wxFrame* f = static_cast<wxFrame*>(w);
             can_do_transparent = f->CanSetTransparent();

-            
+

             break;
         }
 
             break;
         }
 


@@ -809,6 +847,8 @@ void wxAuiManager::UpdateHintWindowConfig()
                                          wxDefaultPosition, wxSize(1,1),
                                          wxFRAME_FLOAT_ON_PARENT
                                          | wxFRAME_TOOL_WINDOW );
                                          wxDefaultPosition, wxSize(1,1),
                                          wxFRAME_FLOAT_ON_PARENT
                                          | wxFRAME_TOOL_WINDOW );

+            m_hint_wnd->Connect(wxEVT_ACTIVATE,
+                wxActivateEventHandler(wxAuiManager::OnHintActivate), NULL, this);

 
             // Can't set the bg colour of a Frame in wxMac
             wxPanel* p = new wxPanel(m_hint_wnd);
 
             // Can't set the bg colour of a Frame in wxMac
             wxPanel* p = new wxPanel(m_hint_wnd);


@@ -913,7 +953,7 @@ void wxAuiManager::ProcessMgrEvent(wxAuiManagerEvent& event)
     // first, give the owner frame a chance to override
     if (m_frame)
     {
     // first, give the owner frame a chance to override
     if (m_frame)
     {

-        if (m_frame->ProcessEvent(event))
+        if (m_frame->GetEventHandler()->ProcessEvent(event))

             return;
     }
 
             return;
     }
 


@@ -937,6 +977,8 @@ void wxAuiManager::SetArtProvider(wxAuiDockArt* art_provider)
 
 bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
 {
 
 bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
 {

+    wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
+

     // check if the pane has a valid window
     if (!window)
         return false;
     // check if the pane has a valid window
     if (!window)
         return false;


@@ -958,7 +1000,40 @@ bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
     if (pane_info.IsDocked())
         RestoreMaximizedPane();
 
     if (pane_info.IsDocked())
         RestoreMaximizedPane();
 

-    m_panes.Add(pane_info);
+    // special case:  wxAuiToolBar style interacts with docking flags
+    wxAuiPaneInfo test(pane_info);
+    wxAuiToolBar* toolbar = wxDynamicCast(window, wxAuiToolBar);
+    if (toolbar)
+    {
+        // if pane has default docking flags
+        const unsigned int dockMask = wxAuiPaneInfo::optionLeftDockable |
+                                        wxAuiPaneInfo::optionRightDockable |
+                                        wxAuiPaneInfo::optionTopDockable |
+                                        wxAuiPaneInfo::optionBottomDockable;
+        const unsigned int defaultDock = wxAuiPaneInfo().
+                                            DefaultPane().state & dockMask;
+        if ((test.state & dockMask) == defaultDock)
+        {
+            // set docking flags based on toolbar style
+            if (toolbar->GetWindowStyleFlag() & wxAUI_TB_VERTICAL)
+            {
+                test.TopDockable(false).BottomDockable(false);
+            }
+            else if (toolbar->GetWindowStyleFlag() & wxAUI_TB_HORIZONTAL)
+            {
+                test.LeftDockable(false).RightDockable(false);
+            }
+        }
+        else
+        {
+            // see whether non-default docking flags are valid
+            test.window = window;
+            wxCHECK_MSG(test.IsValid(), false,
+                        "toolbar style and pane docking flags are incompatible");
+        }
+    }
+
+    m_panes.Add(test);

 
     wxAuiPaneInfo& pinfo = m_panes.Last();
 
 
     wxAuiPaneInfo& pinfo = m_panes.Last();
 


@@ -970,7 +1045,7 @@ bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
     if (pinfo.name.empty() || already_exists)
     {
         pinfo.name.Printf(wxT("%08lx%08x%08x%08lx"),
     if (pinfo.name.empty() || already_exists)
     {
         pinfo.name.Printf(wxT("%08lx%08x%08x%08lx"),

-             ((unsigned long)pinfo.window) & 0xffffffff,
+             (unsigned long)(wxPtrToUInt(pinfo.window) & 0xffffffff),

              (unsigned int)time(NULL),
 #ifdef __WXWINCE__
              (unsigned int)GetTickCount(),
              (unsigned int)time(NULL),
 #ifdef __WXWINCE__
              (unsigned int)GetTickCount(),


@@ -1005,26 +1080,36 @@ bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
         pinfo.buttons.Add(button);
     }
 
         pinfo.buttons.Add(button);
     }
 

+    if (pinfo.HasGripper())
+    {
+        if (pinfo.window->IsKindOf(CLASSINFO(wxAuiToolBar)))
+        {
+            // prevent duplicate gripper -- both wxAuiManager and wxAuiToolBar
+            // have a gripper control.  The toolbar's built-in gripper
+            // meshes better with the look and feel of the control than ours,
+            // so turn wxAuiManager's gripper off, and the toolbar's on.
+
+            wxAuiToolBar* tb = static_cast<wxAuiToolBar*>(pinfo.window);
+            pinfo.SetFlag(wxAuiPaneInfo::optionGripper, false);
+            tb->SetGripperVisible(true);
+        }
+    }
+
+

     if (pinfo.best_size == wxDefaultSize &&
         pinfo.window)
     {
         pinfo.best_size = pinfo.window->GetClientSize();
 
     if (pinfo.best_size == wxDefaultSize &&
         pinfo.window)
     {
         pinfo.best_size = pinfo.window->GetClientSize();
 

+#if wxUSE_TOOLBAR

         if (pinfo.window->IsKindOf(CLASSINFO(wxToolBar)))
         {
             // GetClientSize() doesn't get the best size for
             // a toolbar under some newer versions of wxWidgets,
             // so use GetBestSize()
             pinfo.best_size = pinfo.window->GetBestSize();
         if (pinfo.window->IsKindOf(CLASSINFO(wxToolBar)))
         {
             // GetClientSize() doesn't get the best size for
             // a toolbar under some newer versions of wxWidgets,
             // so use GetBestSize()
             pinfo.best_size = pinfo.window->GetBestSize();

-
-            // for some reason, wxToolBar::GetBestSize() is returning
-            // a size that is a pixel shy of the correct amount.
-            // I believe this to be the correct action, until
-            // wxToolBar::GetBestSize() is fixed.  Is this assumption
-            // correct?
-            // commented out by JACS 2007-9-08 after having added a pixel in wxMSW's wxToolBar::DoGetBestSize()
-            // pinfo.best_size.y++;

         }
         }

+#endif // wxUSE_TOOLBAR

 
         if (pinfo.min_size != wxDefaultSize)
         {
 
         if (pinfo.min_size != wxDefaultSize)
         {


@@ -1035,6 +1120,8 @@ bool wxAuiManager::AddPane(wxWindow* window, const wxAuiPaneInfo& pane_info)
         }
     }
 
         }
     }
 

+
+

     return true;
 }
 
     return true;
 }
 


@@ -1072,6 +1159,8 @@ bool wxAuiManager::AddPane(wxWindow* window,
 bool wxAuiManager::InsertPane(wxWindow* window, const wxAuiPaneInfo& pane_info,
                                 int insert_level)
 {
 bool wxAuiManager::InsertPane(wxWindow* window, const wxAuiPaneInfo& pane_info,
                                 int insert_level)
 {

+    wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
+

     // shift the panes around, depending on the insert level
     switch (insert_level)
     {
     // shift the panes around, depending on the insert level
     switch (insert_level)
     {


@@ -1132,6 +1221,8 @@ bool wxAuiManager::InsertPane(wxWindow* window, const wxAuiPaneInfo& pane_info,
 // method will not destroy the window that is removed.
 bool wxAuiManager::DetachPane(wxWindow* window)
 {
 // method will not destroy the window that is removed.
 bool wxAuiManager::DetachPane(wxWindow* window)
 {

+    wxASSERT_MSG(window, wxT("NULL window ptrs are not allowed"));
+

     int i, count;
     for (i = 0, count = m_panes.GetCount(); i < count; ++i)
     {
     int i, count;
     for (i = 0, count = m_panes.GetCount(); i < count; ++i)
     {


@@ -1237,7 +1328,7 @@ void wxAuiManager::MaximizePane(wxAuiPaneInfo& pane_info)
     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
     {
         wxAuiPaneInfo& p = m_panes.Item(i);
     for (i = 0, pane_count = m_panes.GetCount(); i < pane_count; ++i)
     {
         wxAuiPaneInfo& p = m_panes.Item(i);

-        if (!p.IsToolbar())
+        if (!p.IsToolbar() && !p.IsFloating())

         {
             p.Restore();
 
         {
             p.Restore();
 


@@ -1479,10 +1570,15 @@ bool wxAuiManager::LoadPerspective(const wxString& layout, bool update)
     if (part != wxT("layout2"))
         return false;
 
     if (part != wxT("layout2"))
         return false;
 

-    // mark all panes currently managed as docked and hidden
+    // Mark all panes currently managed as hidden. Also, dock all panes that are dockable.

     int pane_i, pane_count = m_panes.GetCount();
     for (pane_i = 0; pane_i < pane_count; ++pane_i)
     int pane_i, pane_count = m_panes.GetCount();
     for (pane_i = 0; pane_i < pane_count; ++pane_i)

-        m_panes.Item(pane_i).Dock().Hide();
+    {
+        wxAuiPaneInfo& p = m_panes.Item(pane_i);
+        if(p.IsDockable())
+            p.Dock();
+        p.Hide();
+    }

 
     // clear out the dock array; this will be reconstructed
     m_docks.Clear();
 
     // clear out the dock array; this will be reconstructed
     m_docks.Clear();


@@ -1570,7 +1666,7 @@ void wxAuiManager::GetPanePositionsAndSizes(wxAuiDockInfo& dock,
     {
         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
 
     {
         wxAuiPaneInfo& pane = *(dock.panes.Item(pane_i));
 

-        if (pane.state & wxAuiPaneInfo::actionPane)
+        if (pane.HasFlag(wxAuiPaneInfo::actionPane))

         {
             wxASSERT_MSG(action_pane==-1, wxT("Too many fixed action panes"));
             action_pane = pane_i;
         {
             wxASSERT_MSG(action_pane==-1, wxT("Too many fixed action panes"));
             action_pane = pane_i;


@@ -2182,7 +2278,7 @@ wxSizer* wxAuiManager::LayoutAll(wxAuiPaneInfoArray& panes,
                 dock.toolbar = false;
             if (pane.HasFlag(wxAuiPaneInfo::optionDockFixed))
                 dock.fixed = true;
                 dock.toolbar = false;
             if (pane.HasFlag(wxAuiPaneInfo::optionDockFixed))
                 dock.fixed = true;

-            if (pane.state & wxAuiPaneInfo::actionPane)
+            if (pane.HasFlag(wxAuiPaneInfo::actionPane))

                 action_pane_marked = true;
         }
 
                 action_pane_marked = true;
         }
 


@@ -2319,7 +2415,10 @@ wxSizer* wxAuiManager::LayoutAll(wxAuiPaneInfoArray& panes,
                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
         }
 
                 LayoutAddDock(middle, *arr.Item(row), uiparts, spacer_only);
         }
 

-        cont->Add(middle, 1, wxEXPAND);
+        if (middle->GetChildren().GetCount() > 0)
+            cont->Add(middle, 1, wxEXPAND);
+             else
+            delete middle;

 
 
 
 
 
 


@@ -2382,6 +2481,7 @@ void wxAuiManager::GetDockSizeConstraint(double* width_pct, double* height_pct)
 void wxAuiManager::Update()
 {
     m_hover_button = NULL;
 void wxAuiManager::Update()
 {
     m_hover_button = NULL;

+    m_action_part = NULL;

 
     wxSizer* sizer;
     int i, pane_count = m_panes.GetCount();
 
     wxSizer* sizer;
     int i, pane_count = m_panes.GetCount();


@@ -2484,6 +2584,17 @@ void wxAuiManager::Update()
                 */
                 }
 
                 */
                 }
 

+                // update whether the pane is resizable or not
+                long style = p.frame->GetWindowStyleFlag();
+                if (p.IsFixed())
+                    style &= ~wxRESIZE_BORDER;
+                else
+                    style |= wxRESIZE_BORDER;
+                p.frame->SetWindowStyleFlag(style);
+
+                if (p.frame->GetLabel() != p.caption)
+                    p.frame->SetLabel(p.caption);
+

                 if (p.frame->IsShown() != p.IsShown())
                     p.frame->Show(p.IsShown());
             }
                 if (p.frame->IsShown() != p.IsShown())
                     p.frame->Show(p.IsShown());
             }


@@ -2718,7 +2829,22 @@ bool wxAuiManager::ProcessDockResult(wxAuiPaneInfo& target,
     }
 
     if (allowed)
     }
 
     if (allowed)

+    {

         target = new_pos;
         target = new_pos;

+        // Should this RTTI and function call be rewritten as
+        // sending a new event type to allow other window types
+        // to vary size based on dock location?
+        wxAuiToolBar* toolbar = wxDynamicCast(target.window, wxAuiToolBar);
+        if (toolbar)
+        {
+            wxSize hintSize = toolbar->GetHintSize(target.dock_direction);
+            if (target.best_size != hintSize)
+            {
+                target.best_size = hintSize;
+                target.floating_size = wxDefaultSize;
+            }
+        }
+    }

 
     return allowed;
 }
 
     return allowed;
 }


@@ -2847,7 +2973,8 @@ bool wxAuiManager::DoDrop(wxAuiDockInfoArray& docks,
         // toolbars may only be moved in and to fixed-pane docks,
         // otherwise we will try to float the pane.  Also, the pane
         // should float if being dragged over center pane windows
         // toolbars may only be moved in and to fixed-pane docks,
         // otherwise we will try to float the pane.  Also, the pane
         // should float if being dragged over center pane windows

-        if (!part->dock->fixed || part->dock->dock_direction == wxAUI_DOCK_CENTER)
+        if (!part->dock->fixed || part->dock->dock_direction == wxAUI_DOCK_CENTER ||
+            pt.x >= cli_size.x || pt.x <= 0 || pt.y >= cli_size.y || pt.y <= 0)

         {
             if (m_last_rect.IsEmpty() || m_last_rect.Contains(pt.x, pt.y ))
             {
         {
             if (m_last_rect.IsEmpty() || m_last_rect.Contains(pt.x, pt.y ))
             {


@@ -2855,10 +2982,7 @@ bool wxAuiManager::DoDrop(wxAuiDockInfoArray& docks,
             }
             else
             {
             }
             else
             {

-                if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) &&
-                   (drop.IsFloatable() ||
-                    (part->dock->dock_direction != wxAUI_DOCK_CENTER &&
-                     part->dock->dock_direction != wxAUI_DOCK_NONE)))
+                if ((m_flags & wxAUI_MGR_ALLOW_FLOATING) && drop.IsFloatable())

                 {
                     drop.Float();
                 }
                 {
                     drop.Float();
                 }


@@ -3141,6 +3265,8 @@ void wxAuiManager::OnHintFadeTimer(wxTimerEvent& WXUNUSED(event))
     if (!m_hint_wnd || m_hint_fadeamt >= m_hint_fademax)
     {
         m_hint_fadetimer.Stop();
     if (!m_hint_wnd || m_hint_fadeamt >= m_hint_fademax)
     {
         m_hint_fadetimer.Stop();

+        Disconnect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
+                   wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));

         return;
     }
 
         return;
     }
 


@@ -3182,8 +3308,10 @@ void wxAuiManager::ShowHint(const wxRect& rect)
         if (m_hint_fadeamt != m_hint_fademax) //  Only fade if we need to
         {
             // start fade in timer
         if (m_hint_fadeamt != m_hint_fademax) //  Only fade if we need to
         {
             // start fade in timer

-            m_hint_fadetimer.SetOwner(this, 101);
+            m_hint_fadetimer.SetOwner(this);

             m_hint_fadetimer.Start(5);
             m_hint_fadetimer.Start(5);

+            Connect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
+                    wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));

         }
     }
     else  // Not using a transparent hint window...
         }
     }
     else  // Not using a transparent hint window...


@@ -3228,7 +3356,7 @@ void wxAuiManager::ShowHint(const wxRect& rect)
         // nasty redrawn problems.
         clip.Intersect(m_frame->GetRect());
 
         // nasty redrawn problems.
         clip.Intersect(m_frame->GetRect());
 

-        screendc.SetClippingRegion(clip);
+        screendc.SetDeviceClippingRegion(clip);

 
         wxBitmap stipple = wxPaneCreateStippleBitmap();
         wxBrush brush(stipple);
 
         wxBitmap stipple = wxPaneCreateStippleBitmap();
         wxBrush brush(stipple);


@@ -3251,6 +3379,10 @@ void wxAuiManager::HideHint()
             m_hint_wnd->Show(false);
         m_hint_wnd->SetTransparent(0);
         m_hint_fadetimer.Stop();
             m_hint_wnd->Show(false);
         m_hint_wnd->SetTransparent(0);
         m_hint_fadetimer.Stop();

+        // In case this is called while a hint fade is going, we need to
+        // disconnect the event handler.
+        Disconnect(m_hint_fadetimer.GetId(), wxEVT_TIMER,
+                   wxTimerEventHandler(wxAuiManager::OnHintFadeTimer));

         m_last_hint = wxRect();
         return;
     }
         m_last_hint = wxRect();
         return;
     }


@@ -3264,6 +3396,17 @@ void wxAuiManager::HideHint()
     }
 }
 
     }
 }
 

+void wxAuiManager::OnHintActivate(wxActivateEvent& WXUNUSED(event))
+{
+    // Do nothing so this event isn't handled in the base handlers.
+
+    // Letting the hint window activate without this handler can lead to
+    // weird behavior on Mac where the menu is switched out to the top
+    // window's menu in MDI applications when it shouldn't be. So since
+    // we don't want user interaction with the hint window anyway, we just
+    // prevent it from activating here.
+}
+

 
 
 void wxAuiManager::StartPaneDrag(wxWindow* pane_window,
 
 
 void wxAuiManager::StartPaneDrag(wxWindow* pane_window,


@@ -3406,6 +3549,9 @@ void wxAuiManager::OnFloatingPaneMoveStart(wxWindow* wnd)
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 

+    if(!pane.frame)
+        return;
+

     if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
         pane.frame->SetTransparent(150);
 }
     if (m_flags & wxAUI_MGR_TRANSPARENT_DRAG)
         pane.frame->SetTransparent(150);
 }


@@ -3416,6 +3562,9 @@ void wxAuiManager::OnFloatingPaneMoving(wxWindow* wnd, wxDirection dir)
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 

+    if(!pane.frame)
+        return;
+

     wxPoint pt = ::wxGetMousePosition();
 
 #if 0
     wxPoint pt = ::wxGetMousePosition();
 
 #if 0


@@ -3516,6 +3665,9 @@ void wxAuiManager::OnFloatingPaneMoved(wxWindow* wnd, wxDirection dir)
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 

+    if(!pane.frame)
+        return;
+

     wxPoint pt = ::wxGetMousePosition();
 
 #if 0
     wxPoint pt = ::wxGetMousePosition();
 
 #if 0


@@ -3561,7 +3713,6 @@ void wxAuiManager::OnFloatingPaneMoved(wxWindow* wnd, wxDirection dir)
     wxPoint frame_pos = pane.frame->GetPosition();
     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
 
     wxPoint frame_pos = pane.frame->GetPosition();
     wxPoint action_offset(pt.x-frame_pos.x, pt.y-frame_pos.y);
 

-

     // if a key modifier is pressed while dragging the frame,
     // don't dock the window
     if (CanDockPanel(pane))
     // if a key modifier is pressed while dragging the frame,
     // don't dock the window
     if (CanDockPanel(pane))


@@ -3589,13 +3740,16 @@ void wxAuiManager::OnFloatingPaneMoved(wxWindow* wnd, wxDirection dir)
     HideHint();
 }
 
     HideHint();
 }
 

-void wxAuiManager::OnFloatingPaneResized(wxWindow* wnd, const wxSize& size)
+void wxAuiManager::OnFloatingPaneResized(wxWindow* wnd, const wxRect& rect)

 {
     // try to find the pane
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 
 {
     // try to find the pane
     wxAuiPaneInfo& pane = GetPane(wnd);
     wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 

-    pane.floating_size = size;
+    pane.FloatingSize(rect.GetWidth(), rect.GetHeight());
+
+    // the top-left position may change as well as the size
+    pane.FloatingPosition(rect.x, rect.y);

 }
 
 
 }
 
 


@@ -3884,6 +4038,8 @@ void wxAuiManager::UpdateButtonOnScreen(wxAuiDockUIPart* button_ui_part,
 
 void wxAuiManager::OnLeftDown(wxMouseEvent& event)
 {
 
 void wxAuiManager::OnLeftDown(wxMouseEvent& event)
 {

+    m_currentDragItem = -1;
+

     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
     if (part)
     {
     wxAuiDockUIPart* part = HitTest(event.GetX(), event.GetY());
     if (part)
     {


@@ -3979,212 +4135,310 @@ void wxAuiManager::OnLeftDown(wxMouseEvent& event)
 #endif
 }
 
 #endif
 }
 

-
-void wxAuiManager::OnLeftUp(wxMouseEvent& event)
+/// Ends a resize action, or for live update, resizes the sash
+bool wxAuiManager::DoEndResizeAction(wxMouseEvent& event)

 {
 {

-    if (m_action == actionResize)
+    // resize the dock or the pane
+    if (m_action_part && m_action_part->type==wxAuiDockUIPart::typeDockSizer)

     {
     {

-        m_frame->ReleaseMouse();
+        // first, we must calculate the maximum size the dock may be
+        int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
+
+        int used_width = 0, used_height = 0;

 
 

-        // get rid of the hint rectangle
-        wxScreenDC dc;
-        DrawResizeHint(dc, m_action_hintrect);
+        wxSize client_size = m_frame->GetClientSize();

 
 

-        // resize the dock or the pane
-        if (m_action_part && m_action_part->type==wxAuiDockUIPart::typeDockSizer)
+        size_t dock_i, dock_count = m_docks.GetCount();
+        for (dock_i = 0; dock_i < dock_count; ++dock_i)

         {
         {

-            wxRect& rect = m_action_part->dock->rect;
+            wxAuiDockInfo& dock = m_docks.Item(dock_i);
+            if (dock.dock_direction == wxAUI_DOCK_TOP ||
+                dock.dock_direction == wxAUI_DOCK_BOTTOM)
+            {
+                used_height += dock.size;
+            }
+            if (dock.dock_direction == wxAUI_DOCK_LEFT ||
+                dock.dock_direction == wxAUI_DOCK_RIGHT)
+            {
+                used_width += dock.size;
+            }
+            if (dock.resizable)
+                used_width += sash_size;
+        }
+

 
 

-            wxPoint new_pos(event.m_x - m_action_offset.x,
-                            event.m_y - m_action_offset.y);
+        int available_width = client_size.GetWidth() - used_width;
+        int available_height = client_size.GetHeight() - used_height;

 
 

-            switch (m_action_part->dock->dock_direction)
+
+#if wxUSE_STATUSBAR
+        // if there's a status control, the available
+        // height decreases accordingly
+        if (m_frame && m_frame->IsKindOf(CLASSINFO(wxFrame)))
+        {
+            wxFrame* frame = static_cast<wxFrame*>(m_frame);
+            wxStatusBar* status = frame->GetStatusBar();
+            if (status)

             {
             {

-                case wxAUI_DOCK_LEFT:
-                    m_action_part->dock->size = new_pos.x - rect.x;
-                    break;
-                case wxAUI_DOCK_TOP:
-                    m_action_part->dock->size = new_pos.y - rect.y;
-                    break;
-                case wxAUI_DOCK_RIGHT:
-                    m_action_part->dock->size = rect.x + rect.width -
-                                  new_pos.x - m_action_part->rect.GetWidth();
-                    break;
-                case wxAUI_DOCK_BOTTOM:
-                    m_action_part->dock->size = rect.y + rect.height -
-                                  new_pos.y - m_action_part->rect.GetHeight();
-                    break;
+                wxSize status_client_size = status->GetClientSize();
+                available_height -= status_client_size.GetHeight();

             }
             }

-
-            Update();
-            Repaint(NULL);

         }
         }

-        else if (m_action_part &&
-                 m_action_part->type == wxAuiDockUIPart::typePaneSizer)
+#endif
+
+        wxRect& rect = m_action_part->dock->rect;
+
+        wxPoint new_pos(event.m_x - m_action_offset.x,
+            event.m_y - m_action_offset.y);
+        int new_size, old_size = m_action_part->dock->size;
+
+        switch (m_action_part->dock->dock_direction)

         {
         {

-            wxAuiDockInfo& dock = *m_action_part->dock;
-            wxAuiPaneInfo& pane = *m_action_part->pane;
+        case wxAUI_DOCK_LEFT:
+            new_size = new_pos.x - rect.x;
+            if (new_size-old_size > available_width)
+                new_size = old_size+available_width;
+            m_action_part->dock->size = new_size;
+            break;
+        case wxAUI_DOCK_TOP:
+            new_size = new_pos.y - rect.y;
+            if (new_size-old_size > available_height)
+                new_size = old_size+available_height;
+            m_action_part->dock->size = new_size;
+            break;
+        case wxAUI_DOCK_RIGHT:
+            new_size = rect.x + rect.width - new_pos.x -
+                       m_action_part->rect.GetWidth();
+            if (new_size-old_size > available_width)
+                new_size = old_size+available_width;
+            m_action_part->dock->size = new_size;
+            break;
+        case wxAUI_DOCK_BOTTOM:
+            new_size = rect.y + rect.height -
+                new_pos.y - m_action_part->rect.GetHeight();
+            if (new_size-old_size > available_height)
+                new_size = old_size+available_height;
+            m_action_part->dock->size = new_size;
+            break;
+        }

 
 

-            int total_proportion = 0;
-            int dock_pixels = 0;
-            int new_pixsize = 0;
+        Update();
+        Repaint(NULL);
+    }
+    else if (m_action_part &&
+        m_action_part->type == wxAuiDockUIPart::typePaneSizer)
+    {
+        wxAuiDockInfo& dock = *m_action_part->dock;
+        wxAuiPaneInfo& pane = *m_action_part->pane;

 
 

-            int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
-            int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
-            int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);
+        int total_proportion = 0;
+        int dock_pixels = 0;
+        int new_pixsize = 0;

 
 

-            wxPoint new_pos(event.m_x - m_action_offset.x,
-                            event.m_y - m_action_offset.y);
+        int caption_size = m_art->GetMetric(wxAUI_DOCKART_CAPTION_SIZE);
+        int pane_border_size = m_art->GetMetric(wxAUI_DOCKART_PANE_BORDER_SIZE);
+        int sash_size = m_art->GetMetric(wxAUI_DOCKART_SASH_SIZE);

 
 

-            // determine the pane rectangle by getting the pane part
-            wxAuiDockUIPart* pane_part = GetPanePart(pane.window);
-            wxASSERT_MSG(pane_part,
-                       wxT("Pane border part not found -- shouldn't happen"));
+        wxPoint new_pos(event.m_x - m_action_offset.x,
+            event.m_y - m_action_offset.y);

 
 

-            // determine the new pixel size that the user wants;
-            // this will help us recalculate the pane's proportion
-            if (dock.IsHorizontal())
-                new_pixsize = new_pos.x - pane_part->rect.x;
-            else
-                new_pixsize = new_pos.y - pane_part->rect.y;
+        // determine the pane rectangle by getting the pane part
+        wxAuiDockUIPart* pane_part = GetPanePart(pane.window);
+        wxASSERT_MSG(pane_part,
+            wxT("Pane border part not found -- shouldn't happen"));

 
 

-            // determine the size of the dock, based on orientation
-            if (dock.IsHorizontal())
-                dock_pixels = dock.rect.GetWidth();
-            else
-                dock_pixels = dock.rect.GetHeight();
+        // determine the new pixel size that the user wants;
+        // this will help us recalculate the pane's proportion
+        if (dock.IsHorizontal())
+            new_pixsize = new_pos.x - pane_part->rect.x;
+        else
+            new_pixsize = new_pos.y - pane_part->rect.y;

 
 

-            // determine the total proportion of all resizable panes,
-            // and the total size of the dock minus the size of all
-            // the fixed panes
-            int i, dock_pane_count = dock.panes.GetCount();
-            int pane_position = -1;
-            for (i = 0; i < dock_pane_count; ++i)
+        // determine the size of the dock, based on orientation
+        if (dock.IsHorizontal())
+            dock_pixels = dock.rect.GetWidth();
+        else
+            dock_pixels = dock.rect.GetHeight();
+
+        // determine the total proportion of all resizable panes,
+        // and the total size of the dock minus the size of all
+        // the fixed panes
+        int i, dock_pane_count = dock.panes.GetCount();
+        int pane_position = -1;
+        for (i = 0; i < dock_pane_count; ++i)
+        {
+            wxAuiPaneInfo& p = *dock.panes.Item(i);
+            if (p.window == pane.window)
+                pane_position = i;
+
+            // while we're at it, subtract the pane sash
+            // width from the dock width, because this would
+            // skew our proportion calculations
+            if (i > 0)
+                dock_pixels -= sash_size;
+
+            // also, the whole size (including decorations) of
+            // all fixed panes must also be subtracted, because they
+            // are not part of the proportion calculation
+            if (p.IsFixed())

             {
             {

-                wxAuiPaneInfo& p = *dock.panes.Item(i);
-                if (p.window == pane.window)
-                    pane_position = i;
-
-                // while we're at it, subtract the pane sash
-                // width from the dock width, because this would
-                // skew our proportion calculations
-                if (i > 0)
-                    dock_pixels -= sash_size;
-
-                // also, the whole size (including decorations) of
-                // all fixed panes must also be subtracted, because they
-                // are not part of the proportion calculation
-                if (p.IsFixed())
-                {
-                    if (dock.IsHorizontal())
-                        dock_pixels -= p.best_size.x;
-                    else
-                        dock_pixels -= p.best_size.y;
-                }
+                if (dock.IsHorizontal())
+                    dock_pixels -= p.best_size.x;

                 else
                 else

-                {
-                    total_proportion += p.dock_proportion;
-                }
+                    dock_pixels -= p.best_size.y;

             }
             }

-
-            // find a pane in our dock to 'steal' space from or to 'give'
-            // space to -- this is essentially what is done when a pane is
-            // resized; the pane should usually be the first non-fixed pane
-            // to the right of the action pane
-            int borrow_pane = -1;
-            for (i = pane_position+1; i < dock_pane_count; ++i)
+            else

             {
             {

-                wxAuiPaneInfo& p = *dock.panes.Item(i);
-                if (!p.IsFixed())
-                {
-                    borrow_pane = i;
-                    break;
-                }
+                total_proportion += p.dock_proportion;

             }
             }

+        }

 
 

+        // new size can never be more than the number of dock pixels
+        if (new_pixsize > dock_pixels)
+            new_pixsize = dock_pixels;

 
 

-            // demand that the pane being resized is found in this dock
-            // (this assert really never should be raised)
-            wxASSERT_MSG(pane_position != -1, wxT("Pane not found in dock"));

 
 

-            // prevent division by zero
-            if (dock_pixels == 0 || total_proportion == 0 || borrow_pane == -1)
+        // find a pane in our dock to 'steal' space from or to 'give'
+        // space to -- this is essentially what is done when a pane is
+        // resized; the pane should usually be the first non-fixed pane
+        // to the right of the action pane
+        int borrow_pane = -1;
+        for (i = pane_position+1; i < dock_pane_count; ++i)
+        {
+            wxAuiPaneInfo& p = *dock.panes.Item(i);
+            if (!p.IsFixed())

             {
             {

-                m_action = actionNone;
-                return;
+                borrow_pane = i;
+                break;

             }
             }

+        }

 
 

-            // calculate the new proportion of the pane
-            int new_proportion = (new_pixsize*total_proportion)/dock_pixels;

 
 

-            // default minimum size
-            int min_size = 0;
+        // demand that the pane being resized is found in this dock
+        // (this assert really never should be raised)
+        wxASSERT_MSG(pane_position != -1, wxT("Pane not found in dock"));

 
 

-            // check against the pane's minimum size, if specified. please note
-            // that this is not enough to ensure that the minimum size will
-            // not be violated, because the whole frame might later be shrunk,
-            // causing the size of the pane to violate it's minimum size
-            if (pane.min_size.IsFullySpecified())
-            {
-                min_size = 0;
+        // prevent division by zero
+        if (dock_pixels == 0 || total_proportion == 0 || borrow_pane == -1)
+        {
+            m_action = actionNone;
+            return false;
+        }

 
 

-                if (pane.HasBorder())
-                    min_size += (pane_border_size*2);
+        // calculate the new proportion of the pane
+        int new_proportion = (new_pixsize*total_proportion)/dock_pixels;

 
 

-                // calculate minimum size with decorations (border,caption)
-                if (pane_part->orientation == wxVERTICAL)
-                {
-                    min_size += pane.min_size.y;
-                    if (pane.HasCaption())
-                        min_size += caption_size;
-                }
-                else
-                {
-                    min_size += pane.min_size.x;
-                }
+        // default minimum size
+        int min_size = 0;
+
+        // check against the pane's minimum size, if specified. please note
+        // that this is not enough to ensure that the minimum size will
+        // not be violated, because the whole frame might later be shrunk,
+        // causing the size of the pane to violate it's minimum size
+        if (pane.min_size.IsFullySpecified())
+        {
+            min_size = 0;
+
+            if (pane.HasBorder())
+                min_size += (pane_border_size*2);
+
+            // calculate minimum size with decorations (border,caption)
+            if (pane_part->orientation == wxVERTICAL)
+            {
+                min_size += pane.min_size.y;
+                if (pane.HasCaption())
+                    min_size += caption_size;
+            }
+            else
+            {
+                min_size += pane.min_size.x;

             }
             }

+        }

 
 
 
 

-            // for some reason, an arithmatic error somewhere is causing
-            // the proportion calculations to always be off by 1 pixel;
-            // for now we will add the 1 pixel on, but we really should
-            // determine what's causing this.
-            min_size++;
+        // for some reason, an arithmatic error somewhere is causing
+        // the proportion calculations to always be off by 1 pixel;
+        // for now we will add the 1 pixel on, but we really should
+        // determine what's causing this.
+        min_size++;

 
 

-            int min_proportion = (min_size*total_proportion)/dock_pixels;
+        int min_proportion = (min_size*total_proportion)/dock_pixels;

 
 

-            if (new_proportion < min_proportion)
-                new_proportion = min_proportion;
+        if (new_proportion < min_proportion)
+            new_proportion = min_proportion;

 
 
 
 
 
 

-            int prop_diff = new_proportion - pane.dock_proportion;
+        int prop_diff = new_proportion - pane.dock_proportion;

 
 

-            // borrow the space from our neighbor pane to the
-            // right or bottom (depending on orientation)
-            dock.panes.Item(borrow_pane)->dock_proportion -= prop_diff;
-            pane.dock_proportion = new_proportion;
+        // borrow the space from our neighbor pane to the
+        // right or bottom (depending on orientation);
+        // also make sure we don't make the neighbor too small
+        int prop_borrow = dock.panes.Item(borrow_pane)->dock_proportion;

 
 

-            // repaint
-            Update();
-            Repaint(NULL);
+        if (prop_borrow - prop_diff < 0)
+        {
+            // borrowing from other pane would make it too small,
+            // so cancel the resize operation
+            prop_borrow = min_proportion;
+        }
+         else
+        {
+            prop_borrow -= prop_diff;

         }
         }

+
+
+        dock.panes.Item(borrow_pane)->dock_proportion = prop_borrow;
+        pane.dock_proportion = new_proportion;
+
+
+        // repaint
+        Update();
+        Repaint(NULL);
+    }
+
+    return true;
+}
+
+void wxAuiManager::OnLeftUp(wxMouseEvent& event)
+{
+    if (m_action == actionResize)
+    {
+        m_frame->ReleaseMouse();
+
+        if (!wxAuiManager_HasLiveResize(*this))
+        {
+            // get rid of the hint rectangle
+            wxScreenDC dc;
+            DrawResizeHint(dc, m_action_hintrect);
+        }
+        if (m_currentDragItem != -1 && wxAuiManager_HasLiveResize(*this))
+            m_action_part = & (m_uiparts.Item(m_currentDragItem));
+
+        DoEndResizeAction(event);
+
+        m_currentDragItem = -1;
+

     }
     else if (m_action == actionClickButton)
     {
         m_hover_button = NULL;
         m_frame->ReleaseMouse();
     }
     else if (m_action == actionClickButton)
     {
         m_hover_button = NULL;
         m_frame->ReleaseMouse();

-        UpdateButtonOnScreen(m_action_part, event);

 
 

-        // make sure we're still over the item that was originally clicked
-        if (m_action_part == HitTest(event.GetX(), event.GetY()))
+        if (m_action_part)

         {
         {

-            // fire button-click event
-            wxAuiManagerEvent e(wxEVT_AUI_PANE_BUTTON);
-            e.SetManager(this);
-            e.SetPane(m_action_part->pane);
-            e.SetButton(m_action_part->button->button_id);
-            ProcessMgrEvent(e);
+            UpdateButtonOnScreen(m_action_part, event);
+
+            // make sure we're still over the item that was originally clicked
+            if (m_action_part == HitTest(event.GetX(), event.GetY()))
+            {
+                // fire button-click event
+                wxAuiManagerEvent e(wxEVT_AUI_PANE_BUTTON);
+                e.SetManager(this);
+                e.SetPane(m_action_part->pane);
+                e.SetButton(m_action_part->button->button_id);
+                ProcessMgrEvent(e);
+            }

         }
     }
     else if (m_action == actionClickCaption)
         }
     }
     else if (m_action == actionClickCaption)


@@ -4247,20 +4501,49 @@ void wxAuiManager::OnMotion(wxMouseEvent& event)
 
     if (m_action == actionResize)
     {
 
     if (m_action == actionResize)
     {

-        wxPoint pos = m_action_part->rect.GetPosition();
-        if (m_action_part->orientation == wxHORIZONTAL)
-            pos.y = wxMax(0, event.m_y - m_action_offset.y);
+        // It's necessary to reset m_action_part since it destroyed
+        // by the Update within DoEndResizeAction.
+        if (m_currentDragItem != -1)
+            m_action_part = & (m_uiparts.Item(m_currentDragItem));

         else
         else

-            pos.x = wxMax(0, event.m_x - m_action_offset.x);
+            m_currentDragItem = m_uiparts.Index(* m_action_part);
+
+        if (m_action_part)
+        {
+            wxPoint pos = m_action_part->rect.GetPosition();
+            if (m_action_part->orientation == wxHORIZONTAL)
+                pos.y = wxMax(0, event.m_y - m_action_offset.y);
+            else
+                pos.x = wxMax(0, event.m_x - m_action_offset.x);

 
 

-        wxRect rect(m_frame->ClientToScreen(pos),
+            if (wxAuiManager_HasLiveResize(*this))
+            {
+                m_frame->ReleaseMouse();
+                DoEndResizeAction(event);
+                m_frame->CaptureMouse();
+            }
+            else
+            {
+                wxRect rect(m_frame->ClientToScreen(pos),

                     m_action_part->rect.GetSize());
                     m_action_part->rect.GetSize());

+                wxScreenDC dc;

 
 

-        wxScreenDC dc;
-        if (!m_action_hintrect.IsEmpty())
-            DrawResizeHint(dc, m_action_hintrect);
-        DrawResizeHint(dc, rect);
-        m_action_hintrect = rect;
+                if (!m_action_hintrect.IsEmpty())
+                {
+                    // remove old resize hint
+                    DrawResizeHint(dc, m_action_hintrect);
+                    m_action_hintrect = wxRect();
+                }
+
+                // draw new resize hint, if it's inside the managed frame
+                wxRect frame_screen_rect = m_frame->GetScreenRect();
+                if (frame_screen_rect.Contains(rect))
+                {
+                    DrawResizeHint(dc, rect);
+                    m_action_hintrect = rect;
+                }
+            }
+        }

     }
     else if (m_action == actionClickCaption)
     {
     }
     else if (m_action == actionClickCaption)
     {


@@ -4270,8 +4553,9 @@ void wxAuiManager::OnMotion(wxMouseEvent& event)
         // caption has been clicked.  we need to check if the mouse
         // is now being dragged. if it is, we need to change the
         // mouse action to 'drag'
         // caption has been clicked.  we need to check if the mouse
         // is now being dragged. if it is, we need to change the
         // mouse action to 'drag'

-        if (abs(event.m_x - m_action_start.x) > drag_x_threshold ||
-            abs(event.m_y - m_action_start.y) > drag_y_threshold)
+        if (m_action_part &&
+            (abs(event.m_x - m_action_start.x) > drag_x_threshold ||
+             abs(event.m_y - m_action_start.y) > drag_y_threshold))

         {
             wxAuiPaneInfo* pane_info = m_action_part->pane;
 
         {
             wxAuiPaneInfo* pane_info = m_action_part->pane;
 


@@ -4326,7 +4610,7 @@ void wxAuiManager::OnMotion(wxMouseEvent& event)
         wxAuiPaneInfo& pane = GetPane(m_action_window);
         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 
         wxAuiPaneInfo& pane = GetPane(m_action_window);
         wxASSERT_MSG(pane.IsOk(), wxT("Pane window not found"));
 

-        pane.state |= wxAuiPaneInfo::actionPane;
+        pane.SetFlag(wxAuiPaneInfo::actionPane, true);

 
         wxPoint pt = event.GetPosition();
         DoDrop(m_docks, m_panes, pane, pt, m_action_offset);
 
         wxPoint pt = event.GetPosition();
         DoDrop(m_docks, m_panes, pane, pt, m_action_offset);


@@ -4401,6 +4685,16 @@ void wxAuiManager::OnLeaveWindow(wxMouseEvent& WXUNUSED(event))
     }
 }
 
     }
 }
 

+void wxAuiManager::OnCaptureLost(wxMouseCaptureLostEvent& WXUNUSED(event))
+{
+    // cancel the operation in progress, if any
+    if ( m_action != actionNone )
+    {
+        m_action = actionNone;
+        HideHint();
+    }
+}
+

 void wxAuiManager::OnChildFocus(wxChildFocusEvent& event)
 {
     // when a child pane has it's focus set, we should change the
 void wxAuiManager::OnChildFocus(wxChildFocusEvent& event)
 {
     // when a child pane has it's focus set, we should change the