Printing improvements: GetPageInfo() gets called after the DC has

[wxWidgets.git] / src / common / popupcmn.cpp

diff --git a/src/common/popupcmn.cpp b/src/common/popupcmn.cpp
index 0a79fdd679562fdb7a033dbee6d254e4c5ab301d..f4d9bd55c270682c36a65013b60c01e2e92f4d7d 100644 (file)
--- a/src/common/popupcmn.cpp
+++ b/src/common/popupcmn.cpp
@@ -6,7 +6,7 @@
 // Created:     06.01.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
 // Created:     06.01.01
 // RCS-ID:      $Id$
 // Copyright:   (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>

-// License:     wxWindows license
+// License:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -34,15 +34,18 @@
 
 #ifndef WX_PRECOMP
     #include "wx/combobox.h"        // wxComboControl
 
 #ifndef WX_PRECOMP
     #include "wx/combobox.h"        // wxComboControl

+    #include "wx/app.h"             // wxPostEvent
+    #include "wx/log.h"
+    #include "wx/app.h"

 #endif //WX_PRECOMP
 
 #ifdef __WXUNIVERSAL__
     #include "wx/univ/renderer.h"
 #endif // __WXUNIVERSAL__
 
 #endif //WX_PRECOMP
 
 #ifdef __WXUNIVERSAL__
     #include "wx/univ/renderer.h"
 #endif // __WXUNIVERSAL__
 

-// there is no src/{msw,mgl}/popupwin.cpp to put this in, so we do it here - BTW we
+// there is no src/mgl/popupwin.cpp to put this in, so we do it here - BTW we

 // probably could do it for all ports here just as well
 // probably could do it for all ports here just as well

-#if defined(__WXMSW__) || defined(__WXMGL__)
+#if defined(__WXMGL__)

     IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow)
 #endif // __WXMSW__
 
     IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow)
 #endif // __WXMSW__
 


@@ -71,6 +74,7 @@ private:
     wxPopupTransientWindow *m_popup;
 
     DECLARE_EVENT_TABLE()
     wxPopupTransientWindow *m_popup;
 
     DECLARE_EVENT_TABLE()

+    DECLARE_NO_COPY_CLASS(wxPopupWindowHandler)

 };
 
 class wxPopupFocusHandler : public wxEvtHandler
 };
 
 class wxPopupFocusHandler : public wxEvtHandler


@@ -89,7 +93,7 @@ public:
 protected:
     // event handlers
     void OnKillFocus(wxFocusEvent& event);
 protected:
     // event handlers
     void OnKillFocus(wxFocusEvent& event);

-    void OnKeyUp(wxKeyEvent& event);
+    void OnKeyDown(wxKeyEvent& event);

 
 private:
     wxPopupTransientWindow *m_popup;
 
 private:
     wxPopupTransientWindow *m_popup;


@@ -101,6 +105,7 @@ private:
 #endif // __WXGTK__
 
     DECLARE_EVENT_TABLE()
 #endif // __WXGTK__
 
     DECLARE_EVENT_TABLE()

+    DECLARE_NO_COPY_CLASS(wxPopupFocusHandler)

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------


@@ -113,7 +118,7 @@ END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(wxPopupFocusHandler, wxEvtHandler)
     EVT_KILL_FOCUS(wxPopupFocusHandler::OnKillFocus)
 
 BEGIN_EVENT_TABLE(wxPopupFocusHandler, wxEvtHandler)
     EVT_KILL_FOCUS(wxPopupFocusHandler::OnKillFocus)

-    EVT_KEY_UP(wxPopupFocusHandler::OnKeyUp)
+    EVT_KEY_DOWN(wxPopupFocusHandler::OnKeyDown)

 END_EVENT_TABLE()
 
 // ============================================================================
 END_EVENT_TABLE()
 
 // ============================================================================


@@ -178,6 +183,9 @@ void wxPopupTransientWindow::Init()
 {
     m_child =
     m_focus = (wxWindow *)NULL;
 {
     m_child =
     m_focus = (wxWindow *)NULL;

+
+    m_handlerFocus = NULL;
+    m_handlerPopup = NULL;

 }
 
 wxPopupTransientWindow::wxPopupTransientWindow(wxWindow *parent, int style)
 }
 
 wxPopupTransientWindow::wxPopupTransientWindow(wxWindow *parent, int style)


@@ -190,20 +198,35 @@ wxPopupTransientWindow::wxPopupTransientWindow(wxWindow *parent, int style)
 wxPopupTransientWindow::~wxPopupTransientWindow()
 {
     PopHandlers();
 wxPopupTransientWindow::~wxPopupTransientWindow()
 {
     PopHandlers();

+
+    delete m_handlerFocus;
+    delete m_handlerPopup;

 }
 
 void wxPopupTransientWindow::PopHandlers()
 {
     if ( m_child )
     {
 }
 
 void wxPopupTransientWindow::PopHandlers()
 {
     if ( m_child )
     {

-        m_child->PopEventHandler(TRUE /* delete it */);
+        if ( !m_child->RemoveEventHandler(m_handlerPopup) )
+        {
+            // something is very wrong and someone else probably deleted our
+            // handler - so don't risk deleting it second time
+            m_handlerPopup = NULL;
+        }
+

         m_child->ReleaseMouse();
         m_child = NULL;
     }
 
     if ( m_focus )
     {
         m_child->ReleaseMouse();
         m_child = NULL;
     }
 
     if ( m_focus )
     {

-        m_focus->PopEventHandler(TRUE /* delete it */);
+#ifndef __WXX11__
+        if ( !m_focus->RemoveEventHandler(m_handlerFocus) )
+        {
+            // see above
+            m_handlerFocus = NULL;
+        }
+#endif

         m_focus = NULL;
     }
 }
         m_focus = NULL;
     }
 }


@@ -224,26 +247,32 @@ void wxPopupTransientWindow::Popup(wxWindow *winFocus)
     // first
     Show();
 
     // first
     Show();
 

+    delete m_handlerPopup;
+    m_handlerPopup = new wxPopupWindowHandler(this);
+

     m_child->CaptureMouse();
     m_child->CaptureMouse();

-    m_child->PushEventHandler(new wxPopupWindowHandler(this));
+    m_child->PushEventHandler(m_handlerPopup);

 
     m_focus = winFocus ? winFocus : this;
     m_focus->SetFocus();
 
 
     m_focus = winFocus ? winFocus : this;
     m_focus->SetFocus();
 

-#ifdef __WXMSW__
-    // FIXME: I don't know why does this happen but sometimes SetFocus() simply
-    //        refuses to work under MSW - no error happens but the focus is not
-    //        given to the window, i.e. the assert below is triggered
-    //
-    //        Try work around this as we can...
+#ifndef __WXX11__

 
 

-    //wxASSERT_MSG( FindFocus() == m_focus, _T("setting focus failed") );
+#ifdef __WXMSW__
+    // MSW doesn't allow to set focus to the popup window, but we need to
+    // subclass the window which has the focus, and not winFocus passed in or
+    // otherwise everything else breaks down

     m_focus = FindFocus();
     if ( m_focus )
 #endif // __WXMSW__
     {
     m_focus = FindFocus();
     if ( m_focus )
 #endif // __WXMSW__
     {

-        m_focus->PushEventHandler(new wxPopupFocusHandler(this));
+        delete m_handlerFocus;
+        m_handlerFocus = new wxPopupFocusHandler(this);
+
+        m_focus->PushEventHandler(m_handlerFocus);

     }
     }

+
+#endif // !__WXX11__

 }
 
 void wxPopupTransientWindow::Dismiss()
 }
 
 void wxPopupTransientWindow::Dismiss()


@@ -277,6 +306,10 @@ bool wxPopupTransientWindow::ProcessLeftDown(wxMouseEvent& WXUNUSED(event))
 // wxPopupComboWindow
 // ----------------------------------------------------------------------------
 
 // wxPopupComboWindow
 // ----------------------------------------------------------------------------
 

+BEGIN_EVENT_TABLE(wxPopupComboWindow, wxPopupTransientWindow)
+    EVT_KEY_DOWN(wxPopupComboWindow::OnKeyDown)
+END_EVENT_TABLE()
+

 wxPopupComboWindow::wxPopupComboWindow(wxComboControl *parent)
                   : wxPopupTransientWindow(parent)
 {
 wxPopupComboWindow::wxPopupComboWindow(wxComboControl *parent)
                   : wxPopupTransientWindow(parent)
 {


@@ -314,6 +347,11 @@ void wxPopupComboWindow::OnDismiss()
     m_combo->OnDismiss();
 }
 
     m_combo->OnDismiss();
 }
 

+void wxPopupComboWindow::OnKeyDown(wxKeyEvent& event)
+{
+    m_combo->ProcessEvent(event);
+}
+

 #endif // wxUSE_COMBOBOX && defined(__WXUNIVERSAL__)
 
 // ----------------------------------------------------------------------------
 #endif // wxUSE_COMBOBOX && defined(__WXUNIVERSAL__)
 
 // ----------------------------------------------------------------------------


@@ -335,11 +373,34 @@ void wxPopupWindowHandler::OnLeftDown(wxMouseEvent& event)
     wxWindow *sbar = NULL;
 
     wxWindow *win = (wxWindow *)event.GetEventObject();
     wxWindow *sbar = NULL;
 
     wxWindow *win = (wxWindow *)event.GetEventObject();

+

     switch ( win->HitTest(pos.x, pos.y) )
     {
         case wxHT_WINDOW_OUTSIDE:
     switch ( win->HitTest(pos.x, pos.y) )
     {
         case wxHT_WINDOW_OUTSIDE:

-            // clicking outside a popup dismisses it
-            m_popup->DismissAndNotify();
+            {
+                // do the coords translation now as after DismissAndNotify()
+                // m_popup may be destroyed
+                wxMouseEvent event2(event);
+
+                m_popup->ClientToScreen(&event2.m_x, &event2.m_y);
+
+                // clicking outside a popup dismisses it
+                m_popup->DismissAndNotify();
+
+                // dismissing a tooltip shouldn't waste a click, i.e. you
+                // should be able to dismiss it and press the button with the
+                // same click, so repost this event to the window beneath us
+                wxWindow *win = wxFindWindowAtPoint(event2.GetPosition());
+                if ( win )
+                {
+                    // translate the event coords to the ones of the window
+                    // which is going to get the event
+                    win->ScreenToClient(&event2.m_x, &event2.m_y);
+
+                    event2.SetEventObject(win);
+                    wxPostEvent(win, event2);
+                }
+            }

             break;
 
 #ifdef __WXUNIVERSAL__
             break;
 
 #ifdef __WXUNIVERSAL__


@@ -399,11 +460,18 @@ void wxPopupFocusHandler::OnKillFocus(wxFocusEvent& event)
 
     // when we lose focus we always disappear - unless it goes to the popup (in
     // which case we don't really lose it)
 
     // when we lose focus we always disappear - unless it goes to the popup (in
     // which case we don't really lose it)

-    if ( event.GetWindow() != m_popup )
-        m_popup->DismissAndNotify();
+    wxWindow *win = event.GetWindow();
+    while ( win )
+    {
+        if ( win == m_popup )
+            return;
+        win = win->GetParent();
+    }
+
+    m_popup->DismissAndNotify();

 }
 
 }
 

-void wxPopupFocusHandler::OnKeyUp(wxKeyEvent& event)
+void wxPopupFocusHandler::OnKeyDown(wxKeyEvent& event)

 {
     // let the window have it first, it might process the keys
     if ( !m_popup->ProcessEvent(event) )
 {
     // let the window have it first, it might process the keys
     if ( !m_popup->ProcessEvent(event) )