Changed wxYield to wxYieldIfNeeded in PopupMenu, to avoid recursive wxYield assertions

[wxWidgets.git] / src / msw / window.cpp

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index 84786c91e83def6f73a81a34e947f547bed14171..54fb437cd00ca63759bb9fb86d3f0aa5fbf34e34 100644 (file)
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -71,6 +71,10 @@
     #include "wx/caret.h"
 #endif // wxUSE_CARET
 
     #include "wx/caret.h"
 #endif // wxUSE_CARET
 

+#if wxUSE_SPINCTRL
+    #include "wx/spinctrl.h"
+#endif // wxUSE_SPINCTRL
+

 #include "wx/intl.h"
 #include "wx/log.h"
 
 #include "wx/intl.h"
 #include "wx/log.h"
 


@@ -867,7 +871,8 @@ WXDWORD wxWindow::MakeExtendedStyle(long style, bool eliminateBorders)
             exStyle |= WS_EX_DLGMODALFRAME;
 #if defined(__WIN95__)
         if ( style & wxRAISED_BORDER )
             exStyle |= WS_EX_DLGMODALFRAME;
 #if defined(__WIN95__)
         if ( style & wxRAISED_BORDER )

-            exStyle |= WS_EX_WINDOWEDGE;
+            // It seems that WS_EX_WINDOWEDGE doesn't work, but WS_EX_DLGMODALFRAME does
+            exStyle |= WS_EX_DLGMODALFRAME; /* WS_EX_WINDOWEDGE */;

         if ( style & wxSTATIC_BORDER )
             exStyle |= WS_EX_STATICEDGE;
 #endif
         if ( style & wxSTATIC_BORDER )
             exStyle |= WS_EX_STATICEDGE;
 #endif


@@ -1146,11 +1151,14 @@ void wxWindow::DoGetPosition(int *x, int *y) const
             ::ScreenToClient(hParentWnd, &point);
         }
 
             ::ScreenToClient(hParentWnd, &point);
         }
 

-        // We may be faking the client origin. So a window that's really at (0,
-        // 30) may appear (to wxWin apps) to be at (0, 0).
-        wxPoint pt(parent->GetClientAreaOrigin());
-        point.x -= pt.x;
-        point.y -= pt.y;
+        if ( parent )
+        {
+            // We may be faking the client origin. So a window that's really at (0,
+            // 30) may appear (to wxWin apps) to be at (0, 0).
+            wxPoint pt(parent->GetClientAreaOrigin());
+            point.x -= pt.x;
+            point.y -= pt.y;
+        }

     }
 
     if ( x )
     }
 
     if ( x )


@@ -1462,7 +1470,7 @@ bool wxWindow::DoPopupMenu(wxMenu *menu, int x, int y)
     ::ClientToScreen(hWnd, &point);
     wxCurrentPopupMenu = menu;
     ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);
     ::ClientToScreen(hWnd, &point);
     wxCurrentPopupMenu = menu;
     ::TrackPopupMenu(hMenu, TPM_RIGHTBUTTON, point.x, point.y, 0, hWnd, NULL);

-    wxYield();
+    wxYieldIfNeeded();

     wxCurrentPopupMenu = NULL;
 
     menu->SetInvokingWindow(NULL);
     wxCurrentPopupMenu = NULL;
 
     menu->SetInvokingWindow(NULL);


@@ -1557,7 +1565,18 @@ bool wxWindow::MSWProcessMessage(WXMSG* pMsg)
                         }
                         else if ( lDlgCode & DLGC_BUTTON )
                         {
                         }
                         else if ( lDlgCode & DLGC_BUTTON )
                         {

-                            // buttons want process Enter themselevs
+                            // let IsDialogMessage() handle this for all
+                            // buttons except the owner-drawn ones which it
+                            // just seems to ignore
+                            long style = ::GetWindowLong(msg->hwnd, GWL_STYLE);
+                            if ( (style & BS_OWNERDRAW) == BS_OWNERDRAW )
+                            {
+                                // emulate the button click
+                                wxWindow *btn = wxFindWinFromHandle((WXHWND)msg->hwnd);
+                                if ( btn )
+                                    btn->MSWCommand(BN_CLICKED, 0 /* unused */);
+                            }
+

                             bProcess = FALSE;
                         }
                         else
                             bProcess = FALSE;
                         }
                         else


@@ -1846,7 +1865,7 @@ long wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
             break;
 
         case WM_MOVE:
             break;
 
         case WM_MOVE:

-            processed = HandleMove(LOWORD(lParam), HIWORD(lParam));
+            processed = HandleMove(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));

             break;
 
         case WM_SIZE:
             break;
 
         case WM_SIZE:


@@ -1887,17 +1906,15 @@ long wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
             break;
 
         case WM_MOUSEMOVE:
             break;
 
         case WM_MOUSEMOVE:

-           {
-                short x = LOWORD(lParam);
-                short y = HIWORD(lParam);
-
-                processed = HandleMouseMove(x, y, wParam);
-           }
-           break;
+            processed = HandleMouseMove(GET_X_LPARAM(lParam),
+                                        GET_Y_LPARAM(lParam),
+                                        wParam);
+            break;

 
         case WM_LBUTTONDOWN:
            // set focus to this window
 
         case WM_LBUTTONDOWN:
            // set focus to this window

-           SetFocus();
+           if (AcceptsFocus())
+                SetFocus();

 
            // fall through
 
 
            // fall through
 


@@ -1909,12 +1926,10 @@ long wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
         case WM_MBUTTONDOWN:
         case WM_MBUTTONUP:
         case WM_MBUTTONDBLCLK:
         case WM_MBUTTONDOWN:
         case WM_MBUTTONUP:
         case WM_MBUTTONDBLCLK:

-            {
-                short x = LOWORD(lParam);
-                short y = HIWORD(lParam);
-
-                processed = HandleMouseEvent(message, x, y, wParam);
-            }
+            processed = HandleMouseEvent(message,
+                                         GET_X_LPARAM(lParam),
+                                         GET_Y_LPARAM(lParam),
+                                         wParam);

             break;
 
         case MM_JOY1MOVE:
             break;
 
         case MM_JOY1MOVE:


@@ -1925,12 +1940,10 @@ long wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
         case MM_JOY2BUTTONDOWN:
         case MM_JOY1BUTTONUP:
         case MM_JOY2BUTTONUP:
         case MM_JOY2BUTTONDOWN:
         case MM_JOY1BUTTONUP:
         case MM_JOY2BUTTONUP:

-            {
-                int x = LOWORD(lParam);
-                int y = HIWORD(lParam);
-
-                processed = HandleJoystickEvent(message, x, y, wParam);
-            }
+            processed = HandleJoystickEvent(message,
+                                            GET_X_LPARAM(lParam),
+                                            GET_Y_LPARAM(lParam),
+                                            wParam);

             break;
 
         case WM_SYSCOMMAND:
             break;
 
         case WM_SYSCOMMAND:


@@ -2170,6 +2183,36 @@ long wxWindow::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
                 rc.result = TRUE;
             }
             break;
                 rc.result = TRUE;
             }
             break;

+#ifdef __WIN32__
+        case WM_HELP:
+        {
+            HELPINFO* info = (HELPINFO*) lParam;
+            // Don't yet process menu help events, just windows
+            if (info->iContextType == HELPINFO_WINDOW)
+            {
+                wxWindow* subjectOfHelp = this;
+                bool eventProcessed = FALSE;
+                while (subjectOfHelp && !eventProcessed)
+                {
+                    wxHelpEvent helpEvent(wxEVT_HELP, subjectOfHelp->GetId(), wxPoint(info->MousePos.x, info->MousePos.y) ) ; // info->iCtrlId);
+                    helpEvent.SetEventObject(this);
+                    eventProcessed = GetEventHandler()->ProcessEvent(helpEvent);
+
+                    // Go up the window hierarchy until the event is handled (or not)
+                    subjectOfHelp = subjectOfHelp->GetParent();
+                }
+                processed = eventProcessed;
+            }
+            else if (info->iContextType == HELPINFO_MENUITEM)
+            {
+                wxHelpEvent helpEvent(wxEVT_HELP, info->iCtrlId) ;
+                helpEvent.SetEventObject(this);
+                processed = GetEventHandler()->ProcessEvent(helpEvent);
+            }
+            else processed = FALSE;
+            break;
+        }
+#endif

     }
 
     if ( !processed )
     }
 
     if ( !processed )


@@ -2262,24 +2305,25 @@ void wxWindow::MSWDetachWindowMenu()
 {
     if ( m_hMenu )
     {
 {
     if ( m_hMenu )
     {

+        wxChar buf[1024];

         HMENU hMenu = (HMENU)m_hMenu;
 
         int N = ::GetMenuItemCount(hMenu);
         HMENU hMenu = (HMENU)m_hMenu;
 
         int N = ::GetMenuItemCount(hMenu);

-        int i;
-        for (i = 0; i < N; i++)
+        for ( int i = 0; i < N; i++ )

         {
         {

-            wxChar buf[100];
-            int chars = GetMenuString(hMenu, i, buf, 100, MF_BYPOSITION);
-            if ( !chars )
+            if ( !::GetMenuString(hMenu, i, buf, WXSIZEOF(buf), MF_BYPOSITION) )

             {
                 wxLogLastError(wxT("GetMenuString"));
 
                 continue;
             }
 
             {
                 wxLogLastError(wxT("GetMenuString"));
 
                 continue;
             }
 

-            if ( wxStrcmp(buf, wxT("&Window")) == 0 )
+            if ( wxStrcmp(buf, _("&Window")) == 0 )

             {
             {

-                RemoveMenu(hMenu, i, MF_BYPOSITION);
+                if ( !::RemoveMenu(hMenu, i, MF_BYPOSITION) )
+                {
+                    wxLogLastError(wxT("RemoveMenu"));
+                }

 
                 break;
             }
 
                 break;
             }


@@ -2335,14 +2379,22 @@ bool wxWindow::MSWCreate(int id,
     }
 #endif // 0
 
     }
 #endif // 0
 

-    HWND hParent = (HWND)NULL;
-    if ( parent )
-        hParent = (HWND) parent->GetHWND();
+    HWND hParent = parent ? GetHwndOf(parent) : NULL;

 
     wxWndHook = this;
 
     if ( dialog_template )
     {
 
     wxWndHook = this;
 
     if ( dialog_template )
     {

+        // for the dialogs without wxDIALOG_NO_PARENT style, use the top level
+        // app window as parent - this avoids creating modal dialogs without
+        // parent
+        if ( !hParent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT) )
+        {
+            wxWindow *winTop = wxTheApp->GetTopWindow();
+            if ( winTop )
+                hParent = GetHwndOf(winTop);
+        }
+

         m_hWnd = (WXHWND)::CreateDialog(wxGetInstance(),
                                         dialog_template,
                                         hParent,
         m_hWnd = (WXHWND)::CreateDialog(wxGetInstance(),
                                         dialog_template,
                                         hParent,


@@ -2350,11 +2402,44 @@ bool wxWindow::MSWCreate(int id,
 
         if ( m_hWnd == 0 )
         {
 
         if ( m_hWnd == 0 )
         {

-            wxLogError(_("Can't find dummy dialog template!\nCheck resource include path for finding wx.rc."));
+            wxLogError(_("Can't find dialog template '%s'!\nCheck resource include path for finding wx.rc."),
+                       dialog_template);

 
             return FALSE;
         }
 
 
             return FALSE;
         }
 

+        if ( extendedStyle != 0 )
+        {
+            ::SetWindowLong(GetHwnd(), GWL_EXSTYLE, extendedStyle);
+            ::SetWindowPos(GetHwnd(), NULL, 0, 0, 0, 0,
+                           SWP_NOSIZE |
+                           SWP_NOMOVE |
+                           SWP_NOZORDER |
+                           SWP_NOACTIVATE);
+        }
+
+#if defined(__WIN95__)
+        // For some reason, the system menu is activated when we use the
+        // WS_EX_CONTEXTHELP style, so let's set a reasonable icon
+        if (extendedStyle & WS_EX_CONTEXTHELP)
+        {
+            wxFrame *winTop = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame);
+            if ( winTop )
+            {
+                wxIcon icon = winTop->GetIcon();
+                if ( icon.Ok() )
+                {
+                    ::SendMessage(GetHwnd(), WM_SETICON,
+                                  (WPARAM)TRUE,
+                                  (LPARAM)GetHiconOf(icon));
+                }
+            }
+        }
+#endif // __WIN95__
+
+
+        // JACS: is the following still necessary? The above seems to work.
+

         // ::SetWindowLong(GWL_EXSTYLE) doesn't work for the dialogs, so try
         // to take care of (at least some) extended style flags ourselves
         if ( extendedStyle & WS_EX_TOPMOST )
         // ::SetWindowLong(GWL_EXSTYLE) doesn't work for the dialogs, so try
         // to take care of (at least some) extended style flags ourselves
         if ( extendedStyle & WS_EX_TOPMOST )


@@ -2372,7 +2457,7 @@ bool wxWindow::MSWCreate(int id,
             wxLogLastError(wxT("MoveWindow"));
         }
     }
             wxLogLastError(wxT("MoveWindow"));
         }
     }

-    else
+    else // creating a normal window, not a dialog

     {
         int controlId = 0;
         if ( style & WS_CHILD )
     {
         int controlId = 0;
         if ( style & WS_CHILD )


@@ -2408,6 +2493,7 @@ bool wxWindow::MSWCreate(int id,
     }
 
     wxWndHook = NULL;
     }
 
     wxWndHook = NULL;

+

 #ifdef __WXDEBUG__
     wxNode* node = wxWinHandleList->Member(this);
     if (node)
 #ifdef __WXDEBUG__
     wxNode* node = wxWinHandleList->Member(this);
     if (node)


@@ -2418,7 +2504,8 @@ bool wxWindow::MSWCreate(int id,
             wxLogError(wxT("A second HWND association is being added for the same window!"));
         }
     }
             wxLogError(wxT("A second HWND association is being added for the same window!"));
         }
     }

-#endif
+#endif // Debug
+

     wxAssociateWinWithHandle((HWND) m_hWnd, this);
 
     return TRUE;
     wxAssociateWinWithHandle((HWND) m_hWnd, this);
 
     return TRUE;


@@ -3076,6 +3163,7 @@ bool wxWindow::HandleGetMinMaxInfo(void *mmInfo)
 }
 
 // generate an artificial resize event
 }
 
 // generate an artificial resize event

+/* FUNCTION IS NOW A MEMBER OF wxFrame - gt

 void wxWindow::SendSizeEvent()
 {
     RECT r;
 void wxWindow::SendSizeEvent()
 {
     RECT r;


@@ -3091,6 +3179,7 @@ void wxWindow::SendSizeEvent()
     (void)::PostMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED,
                         MAKELPARAM(r.right - r.left, r.bottom - r.top));
 }
     (void)::PostMessage(GetHwnd(), WM_SIZE, SIZE_RESTORED,
                         MAKELPARAM(r.right - r.left, r.bottom - r.top));
 }

+*/

 
 // ---------------------------------------------------------------------------
 // command messages
 
 // ---------------------------------------------------------------------------
 // command messages


@@ -3141,6 +3230,17 @@ bool wxWindow::HandleCommand(WXWORD id, WXWORD cmd, WXHWND control)
 
         return GetEventHandler()->ProcessEvent(event);
     }
 
         return GetEventHandler()->ProcessEvent(event);
     }

+#if wxUSE_SPINCTRL
+    else
+    {
+        // the text ctrl which is logically part of wxSpinCtrl sends WM_COMMAND
+        // notifications to its parent which we want to reflect back to
+        // wxSpinCtrl
+        wxSpinCtrl *spin = wxSpinCtrl::GetSpinForTextCtrl(control);
+        if ( spin && spin->ProcessTextCommand(cmd, id) )
+            return TRUE;
+    }
+#endif // wxUSE_SPINCTRL

 
     return FALSE;
 }
 
     return FALSE;
 }


@@ -3173,7 +3273,7 @@ void wxWindow::InitMouseEvent(wxMouseEvent& event, int x, int y, WXUINT flags)
     event.m_leftDown = ((flags & MK_LBUTTON) != 0);
     event.m_middleDown = ((flags & MK_MBUTTON) != 0);
     event.m_rightDown = ((flags & MK_RBUTTON) != 0);
     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;
+    event.m_altDown = (::GetKeyState(VK_MENU) & 0x80000000) != 0;

     event.SetTimestamp(s_currentMsg.time);
     event.m_eventObject = this;
 
     event.SetTimestamp(s_currentMsg.time);
     event.m_eventObject = this;
 


@@ -4331,3 +4431,38 @@ static TEXTMETRIC wxGetTextMetrics(const wxWindow *win)
 
     return tm;
 }
 
     return tm;
 }

+
+// Find the wxWindow at the current mouse position, returning the mouse
+// position.
+wxWindow* wxFindWindowAtPointer(wxPoint& pt)
+{
+    return wxFindWindowAtPoint(wxGetMousePosition());
+}
+
+wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
+{
+    POINT pt2;
+    pt2.x = pt.x;
+    pt2.y = pt.y;
+    HWND hWndHit = ::WindowFromPoint(pt2);
+
+    wxWindow* win = wxFindWinFromHandle((WXHWND) hWndHit) ;
+    HWND hWnd = hWndHit;
+
+    // Try to find a window with a wxWindow associated with it
+    while (!win && (hWnd != 0))
+    {
+        hWnd = ::GetParent(hWnd);
+        win = wxFindWinFromHandle((WXHWND) hWnd) ;
+    }
+    return win;
+}
+
+// Get the current mouse position.
+wxPoint wxGetMousePosition()
+{
+    POINT pt;
+    GetCursorPos( & pt );
+    return wxPoint(pt.x, pt.y);
+}
+