]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/window.cpp
Tried to restore wxPopupTransientWindow functionality
[wxWidgets.git] / src / msw / window.cpp
index 21055bce766c8bcb0d7fabb2c5b27fc5e7af5aa8..f7b7c2f9820aab85e2d3f43ded62876c0d5b37bb 100644 (file)
@@ -437,6 +437,7 @@ void wxWindowMSW::Init()
     m_frozenness = 0;
 
     m_hWnd = 0;
+    m_hDWP = 0;
 
     m_xThumbSize = 0;
     m_yThumbSize = 0;
@@ -1242,6 +1243,7 @@ bool wxWindowMSW::IsMouseInWindow() const
 
 void wxWindowMSW::OnInternalIdle()
 {
+#ifdef __WXWINCE__
     // Check if we need to send a LEAVE event
     if ( m_mouseInWindow )
     {
@@ -1249,44 +1251,10 @@ void wxWindowMSW::OnInternalIdle()
         // or doesn't have mouse capture
         if ( !IsMouseInWindow() )
         {
-            // Generate a LEAVE event
-            m_mouseInWindow = false;
-
-            // Unfortunately the mouse button and keyboard state may have
-            // changed by the time the OnInternalIdle function is called, so 'state'
-            // may be meaningless.
-            int state = 0;
-                       if ( wxIsShiftDown() )
-                state |= MK_SHIFT;
-            if ( wxIsCtrlDown() )
-                state |= MK_CONTROL;
-
-            // Only the high-order bit should be tested
-            if ( GetKeyState( VK_LBUTTON ) & (1<<15) )
-                state |= MK_LBUTTON;
-            if ( GetKeyState( VK_MBUTTON ) & (1<<15) )
-                state |= MK_MBUTTON;
-            if ( GetKeyState( VK_RBUTTON ) & (1<<15) )
-                state |= MK_RBUTTON;
-
-            POINT pt;
-            if ( !::GetCursorPos(&pt) )
-            {
-                wxLogLastError(_T("GetCursorPos"));
-            }
-
-            // we need to have client coordinates here for symmetry with
-            // wxEVT_ENTER_WINDOW
-            RECT rect = wxGetWindowRect(GetHwnd());
-            pt.x -= rect.left;
-            pt.y -= rect.top;
-
-            wxMouseEvent event2(wxEVT_LEAVE_WINDOW);
-            InitMouseEvent(event2, pt.x, pt.y, state);
-
-            (void)GetEventHandler()->ProcessEvent(event2);
+            GenerateMouseLeave();
         }
     }
+#endif // !__WXWINCE__
 
     if (wxUpdateUIEvent::CanUpdate(this))
         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
@@ -1531,9 +1499,31 @@ void wxWindowMSW::DoMoveWindow(int x, int y, int width, int height)
     if (height < 0)
         height = 0;
 
-    if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) )
+    // if our parent had prepared a defer window handle for us, use it (unless
+    // we are a top level window)
+    wxWindowMSW *parent = GetParent();
+    HDWP hdwp = (parent && !IsTopLevel()) ? (HDWP)parent->m_hDWP : NULL;
+    if ( hdwp )
     {
-        wxLogLastError(wxT("MoveWindow"));
+        hdwp = ::DeferWindowPos(hdwp, GetHwnd(), NULL,
+                                x, y, width, height,
+                                SWP_NOZORDER);
+        if ( !hdwp )
+        {
+            wxLogLastError(_T("DeferWindowPos"));
+        }
+
+        // hdwp must be updated as it may have been changed
+        parent->m_hDWP = (WXHANDLE)hdwp;
+    }
+
+    // otherwise (or if deferring failed) move the window in place immediately
+    if ( !hdwp )
+    {
+        if ( !::MoveWindow(GetHwnd(), x, y, width, height, TRUE) )
+        {
+            wxLogLastError(wxT("MoveWindow"));
+        }
     }
 }
 
@@ -1876,8 +1866,21 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
                 case VK_ESCAPE:
                     {
 #if wxUSE_BUTTON
-                        wxButton *btn = wxDynamicCast(FindWindow(wxID_CANCEL),
-                                                      wxButton);
+                        wxButton *btn = wxDynamicCast(FindWindow(wxID_CANCEL),wxButton);
+
+                        // our own wxLogDialog should react to Esc
+                        // without Cancel button but this is a private class
+                        // so let's try recognize it by content
+    #if wxUSE_LOG_DIALOG
+                        if ( !btn &&
+                             wxDynamicCast(this,wxDialog) &&
+                             FindWindow(wxID_MORE) &&
+                             FindWindow(wxID_OK) &&
+                             !FindWindow(wxID_CANCEL) &&
+                             GetTitle().MakeLower().StartsWith(wxTheApp->GetAppName().c_str())
+                             )
+                            btn = wxDynamicCast(FindWindow(wxID_OK),wxButton);
+    #endif // wxUSE_LOG_DIALOG
                         if ( btn && btn->IsEnabled() )
                         {
                             // if we do have a cancel button, do press it
@@ -1918,7 +1921,7 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg)
                             bProcess = false;
                         }
                         // FIXME: this should be handled by
-                        //        wxNavigationKeyEvent handler and not here!!
+                        //        wxNavigationKeyEvent handler and not here!
                         else
                         {
 #if wxUSE_BUTTON
@@ -2227,6 +2230,49 @@ WXLRESULT wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM l
             (void)HandleDestroy();
             break;
 
+#ifndef __SMARTPHONE__ // or wxWinCE in general ?
+        case WM_WINDOWPOSCHANGING:
+            {
+                WINDOWPOS *wp = wx_reinterpret_cast(WINDOWPOS *, lParam);
+
+                if ( wp->flags & SWP_NOSIZE )
+                    break;
+
+                // when we resize this window, its children are probably going
+                // to be repositioned as well, prepare to use DeferWindowPos()
+                // for them
+                const int numChildren = GetChildren().GetCount();
+                if ( numChildren > 1 )
+                {
+                    m_hDWP = (WXHANDLE)::BeginDeferWindowPos(numChildren);
+                    if ( !m_hDWP )
+                    {
+                        wxLogLastError(_T("BeginDeferWindowPos"));
+                    }
+                }
+            }
+            break;
+
+        case WM_WINDOWPOSCHANGED:
+            // first let DefWindowProc() handle the message: it will generate
+            // WM_MOVE and WM_SIZE as needed
+            processed = MSWDefWindowProc(message, wParam, lParam) == 0;
+
+            // then change the positions of all child windows at once
+            if ( m_hDWP )
+            {
+                HDWP hDWP = (HDWP)m_hDWP;
+                m_hDWP = NULL;
+
+                // put all child controls in place at once now
+                if ( !::EndDeferWindowPos(hDWP) )
+                {
+                    wxLogLastError(_T("EndDeferWindowPos"));
+                }
+            }
+            break;
+#endif // __SMARTPHONE__
+
         case WM_SIZE:
             processed = HandleSize(LOWORD(lParam), HIWORD(lParam), wParam);
             break;
@@ -2356,61 +2402,23 @@ WXLRESULT wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM l
                                         wParam);
             break;
 
-            // Seems to be broken currently
-#if 0 // ndef __WXWINCE__
+#ifdef WM_MOUSELEAVE
         case WM_MOUSELEAVE:
-           {
-            wxASSERT_MSG( !m_mouseInWindow, wxT("the mouse should be in a window to generate this event!") );
-
-            // only process this message if the mouse is not in the window,
-            // This can also check for children in composite windows.
-            // however, this may mean the the wxEVT_LEAVE_WINDOW is never sent
-            // if the mouse does not enter the window from it's child before
-            // leaving the scope of the window. ( perhaps this can be picked
-            // up in the OnIdle code as before, for this special case )
-            if ( /*IsComposite() && */ !IsMouseInWindow() )
             {
-                m_mouseInWindow = false;
-
-                // Unfortunately no mouse state is passed with a WM_MOUSE_LEAVE
-                int state = 0;
-                if ( wxIsShiftDown() )
-                    state |= MK_SHIFT;
-                if ( wxIsCtrlDown() )
-                    state |= MK_CONTROL;
-                if ( GetKeyState( VK_LBUTTON ) )
-                    state |= MK_LBUTTON;
-                if ( GetKeyState( VK_MBUTTON ) )
-                    state |= MK_MBUTTON;
-                if ( GetKeyState( VK_RBUTTON ) )
-                    state |= MK_RBUTTON;
-
-                POINT pt;
-                if ( !::GetCursorPos(&pt) )
+                // filter out excess WM_MOUSELEAVE events sent after PopupMenu() (on XP at least)
+                if ( m_mouseInWindow )
                 {
-                    wxLogLastError(_T("GetCursorPos"));
+                    GenerateMouseLeave();
                 }
 
-                // we need to have client coordinates here for symmetry with
-                // wxEVT_ENTER_WINDOW
-                RECT rect = wxGetWindowRect(GetHwnd());
-                pt.x -= rect.left;
-                pt.y -= rect.top;
-
-                wxMouseEvent event2(wxEVT_LEAVE_WINDOW);
-                InitMouseEvent(event2, pt.x, pt.y, state);
-
-                (void)GetEventHandler()->ProcessEvent(event2);
+                // always pass processed back as false, this allows the window
+                // manager to process the message too.  This is needed to
+                // ensure windows XP themes work properly as the mouse moves
+                // over widgets like buttons.
+                processed = false;
             }
-            // always pass processed back as false, this allows the window
-            // manager to process the message too.  This is needed to ensure
-            // windows XP themes work properly as the mouse moves over widgets
-            // like buttons.
-            processed = false;
-           }
-           break;
-#endif
- // __WXWINCE__
+            break;
+#endif // WM_MOUSELEAVE
 
 #if wxUSE_MOUSEWHEEL
         case WM_MOUSEWHEEL:
@@ -3467,7 +3475,7 @@ bool wxWindowMSW::HandleKillFocus(WXHWND hwnd)
 bool wxWindowMSW::HandleShow(bool show, int WXUNUSED(status))
 {
     wxShowEvent event(GetId(), show);
-    event.m_eventObject = this;
+    event.SetEventObject(this);
 
     return GetEventHandler()->ProcessEvent(event);
 }
@@ -3475,7 +3483,7 @@ bool wxWindowMSW::HandleShow(bool show, int WXUNUSED(status))
 bool wxWindowMSW::HandleInitDialog(WXHWND WXUNUSED(hWndFocus))
 {
     wxInitDialogEvent event(GetId());
-    event.m_eventObject = this;
+    event.SetEventObject(this);
 
     return GetEventHandler()->ProcessEvent(event);
 }
@@ -3510,7 +3518,7 @@ bool wxWindowMSW::HandleDropFiles(WXWPARAM wParam)
     DragFinish (hFilesInfo);
 
     wxDropFilesEvent event(wxEVT_DROP_FILES, gwFilesDropped, files);
-    event.m_eventObject = this;
+    event.SetEventObject(this);
 
     POINT dropPoint;
     DragQueryPoint(hFilesInfo, (LPPOINT) &dropPoint);
@@ -4001,9 +4009,10 @@ bool wxWindowMSW::HandleEraseBkgnd(WXHDC hdc)
 
 void wxWindowMSW::OnEraseBackground(wxEraseEvent& event)
 {
-    // standard controls always erase their background themselves (although the
-    // user may try to override it in a derived class)
-    if ( IsOfStandardClass() )
+    // standard non top level controls (i.e. except the dialogs) always erase
+    // their background themselves in HandleCtlColor() or have some control-
+    // specific ways to set the colours (common controls)
+    if ( IsOfStandardClass() && !IsTopLevel() )
     {
         event.Skip();
         return;
@@ -4019,21 +4028,26 @@ void wxWindowMSW::OnEraseBackground(wxEraseEvent& event)
 
 
     // do default background painting
-    wxDC& dc = *event.GetDC();
-    HBRUSH hBrush = (HBRUSH)MSWGetBgBrush(dc.GetHDC());
-    if ( hBrush )
-    {
-        RECT rc;
-        ::GetClientRect(GetHwnd(), &rc);
-        ::FillRect(GetHdcOf(dc), &rc, hBrush);
-    }
-    else
+    if ( !DoEraseBackground(*event.GetDC()) )
     {
         // let the system paint the background
         event.Skip();
     }
 }
 
+bool wxWindowMSW::DoEraseBackground(wxDC& dc)
+{
+    HBRUSH hBrush = (HBRUSH)MSWGetBgBrush(dc.GetHDC());
+    if ( !hBrush )
+        return false;
+
+    RECT rc;
+    ::GetClientRect(GetHwnd(), &rc);
+    ::FillRect(GetHdcOf(dc), &rc, hBrush);
+
+    return true;
+}
+
 WXHBRUSH wxWindowMSW::MSWGetSolidBgBrushForChild(wxWindow *child)
 {
     wxColour col = MSWGetBgColourForChild(child);
@@ -4050,9 +4064,24 @@ WXHBRUSH wxWindowMSW::MSWGetSolidBgBrushForChild(wxWindow *child)
 
 wxColour wxWindowMSW::MSWGetBgColourForChild(wxWindow *child)
 {
-    return m_inheritBgCol || (m_hasBgCol && child == this)
-                ? GetBackgroundColour()
-                : wxNullColour;
+    if ( m_hasBgCol )
+    {
+        // our background colour applies to:
+        //  1. this window itself, always
+        //  2. all children unless the colour is "not inheritable"
+        //  3. immediate transparent children which should show the same
+        //     background as we do, but not for transparent grandchildren
+        //     which use the background of their immediate parent instead
+        if ( m_inheritBgCol ||
+                child == this ||
+                    (child->HasTransparentBackground() &&
+                        child->GetParent() == this) )
+        {
+            return GetBackgroundColour();
+        }
+    }
+
+    return wxNullColour;
 }
 
 WXHBRUSH wxWindowMSW::MSWGetBgBrushForSelf(wxWindow *parent, WXHDC hDC)
@@ -4296,16 +4325,13 @@ void wxWindowMSW::InitMouseEvent(wxMouseEvent& event,
     event.m_leftDown = (flags & MK_LBUTTON) != 0;
     event.m_middleDown = (flags & MK_MBUTTON) != 0;
     event.m_rightDown = (flags & MK_RBUTTON) != 0;
- //   event.m_altDown = (::GetKeyState(VK_MENU) & 0x80000000) != 0;
-    // Returns different negative values on WinME and WinNT,
-    // so simply test for negative value.
     event.m_altDown = ::GetKeyState(VK_MENU) < 0;
 
 #ifndef __WXWINCE__
     event.SetTimestamp(::GetMessageTime());
 #endif
 
-    event.m_eventObject = this;
+    event.SetEventObject(this);
     event.SetId(GetId());
 
 #if wxUSE_MOUSEEVENT_HACK
@@ -4417,7 +4443,6 @@ bool wxWindowMSW::HandleMouseMove(int x, int y, WXUINT flags)
         {
             // Generate an ENTER event
             m_mouseInWindow = true;
-#if _WIN32_WINNT >= 0x0400
 #ifndef __WXWINCE__
             TRACKMOUSEEVENT trackinfo;
 
@@ -4428,8 +4453,7 @@ bool wxWindowMSW::HandleMouseMove(int x, int y, WXUINT flags)
             // appropriate TrackMouseEvent or emulate it ( win95 )
             // else we need _WIN32_WINNT >= 0x0400
             _TrackMouseEvent(&trackinfo);
-#endif
-#endif
+#endif // __WXWINCE__
             wxMouseEvent event(wxEVT_ENTER_WINDOW);
             InitMouseEvent(event, x, y, flags);
 
@@ -4484,14 +4508,49 @@ bool wxWindowMSW::HandleMouseWheel(WXWPARAM wParam, WXLPARAM lParam)
     event.m_linesPerAction = s_linesPerRotation;
     return GetEventHandler()->ProcessEvent(event);
 
-#else
-    (void) wParam;
-    (void) lParam;
+#else // !wxUSE_MOUSEWHEEL
+    wxUnusedVar(wParam);
+    wxUnusedVar(lParam);
 
     return false;
-#endif
+#endif // wxUSE_MOUSEWHEEL/!wxUSE_MOUSEWHEEL
 }
 
+void wxWindowMSW::GenerateMouseLeave()
+{
+    m_mouseInWindow = false;
+
+    int state = 0;
+    if ( wxIsShiftDown() )
+        state |= MK_SHIFT;
+    if ( wxIsCtrlDown() )
+        state |= MK_CONTROL;
+
+    // Only the high-order bit should be tested
+    if ( GetKeyState( VK_LBUTTON ) & (1<<15) )
+        state |= MK_LBUTTON;
+    if ( GetKeyState( VK_MBUTTON ) & (1<<15) )
+        state |= MK_MBUTTON;
+    if ( GetKeyState( VK_RBUTTON ) & (1<<15) )
+        state |= MK_RBUTTON;
+
+    POINT pt;
+    if ( !::GetCursorPos(&pt) )
+    {
+        wxLogLastError(_T("GetCursorPos"));
+    }
+
+    // we need to have client coordinates here for symmetry with
+    // wxEVT_ENTER_WINDOW
+    RECT rect = wxGetWindowRect(GetHwnd());
+    pt.x -= rect.left;
+    pt.y -= rect.top;
+
+    wxMouseEvent event(wxEVT_LEAVE_WINDOW);
+    InitMouseEvent(event, pt.x, pt.y, state);
+
+    (void)GetEventHandler()->ProcessEvent(event);
+}
 
 // ---------------------------------------------------------------------------
 // keyboard handling
@@ -4510,7 +4569,7 @@ wxKeyEvent wxWindowMSW::CreateKeyEvent(wxEventType evType,
     event.m_controlDown = wxIsCtrlDown();
     event.m_altDown = (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN;
 
-    event.m_eventObject = (wxWindow *)this; // const_cast
+    event.SetEventObject((wxWindow *)this); // const_cast
     event.m_keyCode = id;
 #if wxUSE_UNICODE
     event.m_uniChar = (wxChar) wParam;
@@ -4813,32 +4872,32 @@ bool wxWindowMSW::MSWOnScroll(int orientation, WXWORD wParam,
     wxScrollWinEvent event;
     event.SetPosition(pos);
     event.SetOrientation(orientation);
-    event.m_eventObject = this;
+    event.SetEventObject(this);
 
     switch ( wParam )
     {
     case SB_TOP:
-        event.m_eventType = wxEVT_SCROLLWIN_TOP;
+        event.SetEventType(wxEVT_SCROLLWIN_TOP);
         break;
 
     case SB_BOTTOM:
-        event.m_eventType = wxEVT_SCROLLWIN_BOTTOM;
+        event.SetEventType(wxEVT_SCROLLWIN_BOTTOM);
         break;
 
     case SB_LINEUP:
-        event.m_eventType = wxEVT_SCROLLWIN_LINEUP;
+        event.SetEventType(wxEVT_SCROLLWIN_LINEUP);
         break;
 
     case SB_LINEDOWN:
-        event.m_eventType = wxEVT_SCROLLWIN_LINEDOWN;
+        event.SetEventType(wxEVT_SCROLLWIN_LINEDOWN);
         break;
 
     case SB_PAGEUP:
-        event.m_eventType = wxEVT_SCROLLWIN_PAGEUP;
+        event.SetEventType(wxEVT_SCROLLWIN_PAGEUP);
         break;
 
     case SB_PAGEDOWN:
-        event.m_eventType = wxEVT_SCROLLWIN_PAGEDOWN;
+        event.SetEventType(wxEVT_SCROLLWIN_PAGEDOWN);
         break;
 
     case SB_THUMBPOSITION:
@@ -4864,9 +4923,9 @@ bool wxWindowMSW::MSWOnScroll(int orientation, WXWORD wParam,
             event.SetPosition(scrollInfo.nTrackPos);
         }
 
-        event.m_eventType = wParam == SB_THUMBPOSITION
+        event.SetEventType( wParam == SB_THUMBPOSITION
                                 ? wxEVT_SCROLLWIN_THUMBRELEASE
-                                : wxEVT_SCROLLWIN_THUMBTRACK;
+                                : wxEVT_SCROLLWIN_THUMBTRACK );
         break;
 
     default:
@@ -5234,7 +5293,7 @@ wxKeyboardHook(int nCode, WORD wParam, DWORD lParam)
             if ( (HIWORD(lParam) & KF_ALTDOWN) == KF_ALTDOWN )
                 event.m_altDown = true;
 
-            event.m_eventObject = NULL;
+            event.SetEventObject(NULL);
             event.m_keyCode = id;
             event.m_shiftDown = wxIsShiftDown();
             event.m_controlDown = wxIsCtrlDown();