extending calculation of visible region

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

diff --git a/src/msw/dialog.cpp b/src/msw/dialog.cpp
index 698b38d7cb0cbf949bfd3c2dddd3e9a9fe98b9ed..f43c35fe3fdc9687baa93f8029a29a3890f2f65c 100644 (file)
--- a/src/msw/dialog.cpp
+++ b/src/msw/dialog.cpp
@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "dialog.h"
 #endif
 
     #pragma implementation "dialog.h"
 #endif
 


@@ -40,48 +40,111 @@
 
 #include "wx/msw/private.h"
 #include "wx/log.h"
 
 #include "wx/msw/private.h"
 #include "wx/log.h"

+#include "wx/evtloop.h"
+#include "wx/ptr_scpd.h"

 
 #if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__)
     #include <commdlg.h>
 #endif
 
 
 #if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__)
     #include <commdlg.h>
 #endif
 

-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-// default dialog pos and size
-
-#define wxDIALOG_DEFAULT_X 300
-#define wxDIALOG_DEFAULT_Y 300
-
-#define wxDIALOG_DEFAULT_WIDTH 500
-#define wxDIALOG_DEFAULT_HEIGHT 500
-
-// ----------------------------------------------------------------------------
-// globals
-// ----------------------------------------------------------------------------
-
-// all modal dialogs currently shown
-static wxWindowList wxModalDialogs;
-

 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxWin macros
 // ----------------------------------------------------------------------------
 

+#if wxUSE_EXTENDED_RTTI
+WX_DEFINE_FLAGS( wxDialogStyle )
+
+wxBEGIN_FLAGS( wxDialogStyle )
+    // new style border flags, we put them first to
+    // use them for streaming out
+    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+    wxFLAGS_MEMBER(wxBORDER_RAISED)
+    wxFLAGS_MEMBER(wxBORDER_STATIC)
+    wxFLAGS_MEMBER(wxBORDER_NONE)
+    
+    // old style border flags
+    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+    wxFLAGS_MEMBER(wxRAISED_BORDER)
+    wxFLAGS_MEMBER(wxSTATIC_BORDER)
+    wxFLAGS_MEMBER(wxNO_BORDER)
+
+    // standard window styles
+    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+
+    // dialog styles
+    wxFLAGS_MEMBER(wxDIALOG_MODAL)
+    wxFLAGS_MEMBER(wxDIALOG_MODELESS)
+    wxFLAGS_MEMBER(wxNO_3D)
+    wxFLAGS_MEMBER(wxWS_EX_VALIDATE_RECURSIVELY)
+    wxFLAGS_MEMBER(wxSTAY_ON_TOP)
+    wxFLAGS_MEMBER(wxCAPTION)
+    wxFLAGS_MEMBER(wxTHICK_FRAME)
+    wxFLAGS_MEMBER(wxSYSTEM_MENU)
+    wxFLAGS_MEMBER(wxRESIZE_BORDER)
+    wxFLAGS_MEMBER(wxRESIZE_BOX)
+    wxFLAGS_MEMBER(wxCLOSE_BOX)
+    wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
+    wxFLAGS_MEMBER(wxMINIMIZE_BOX)
+wxEND_FLAGS( wxDialogStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxDialog, wxTopLevelWindow,"wx/dialog.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxDialog)
+    wxPROPERTY( Title,wxString, SetTitle, GetTitle, wxString() , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY_FLAGS( WindowStyle , wxDialogStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxDialog)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_6( wxDialog , wxWindow* , Parent , wxWindowID , Id , wxString , Title , wxPoint , Position , wxSize , Size , long , WindowStyle) 
+
+#else

 IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)
 IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxTopLevelWindow)

+#endif

 
 BEGIN_EVENT_TABLE(wxDialog, wxDialogBase)
     EVT_BUTTON(wxID_OK, wxDialog::OnOK)
     EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
     EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
 
 
 BEGIN_EVENT_TABLE(wxDialog, wxDialogBase)
     EVT_BUTTON(wxID_OK, wxDialog::OnOK)
     EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
     EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
 

-    EVT_CHAR_HOOK(wxDialog::OnCharHook)
-

     EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
 
     EVT_CLOSE(wxDialog::OnCloseWindow)
 END_EVENT_TABLE()
 
     EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
 
     EVT_CLOSE(wxDialog::OnCloseWindow)
 END_EVENT_TABLE()
 

+// ----------------------------------------------------------------------------
+// wxDialogModalData
+// ----------------------------------------------------------------------------
+
+// this is simply a container for any data we need to implement modality which
+// allows us to avoid changing wxDialog each time the implementation changes
+class wxDialogModalData
+{
+public:
+    wxDialogModalData(wxDialog *dialog) : m_evtLoop(dialog) { }
+
+    void RunLoop()
+    {
+        m_evtLoop.Run();
+    }
+
+    void ExitLoop()
+    {
+        m_evtLoop.Exit();
+    }
+
+private:
+    wxModalEventLoop m_evtLoop;
+};
+
+wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData);
+

 // ============================================================================
 // implementation
 // ============================================================================
 // ============================================================================
 // implementation
 // ============================================================================


@@ -93,12 +156,9 @@ END_EVENT_TABLE()
 void wxDialog::Init()
 {
     m_oldFocus = (wxWindow *)NULL;
 void wxDialog::Init()
 {
     m_oldFocus = (wxWindow *)NULL;

-

     m_isShown = FALSE;
     m_isShown = FALSE;

-
-    m_windowDisabler = (wxWindowDisabler *)NULL;
-
-    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
+    m_modalData = NULL;
+    m_endModalCalled = FALSE;

 }
 
 bool wxDialog::Create(wxWindow *parent,
 }
 
 bool wxDialog::Create(wxWindow *parent,


@@ -109,8 +169,6 @@ bool wxDialog::Create(wxWindow *parent,
                       long style,
                       const wxString& name)
 {
                       long style,
                       const wxString& name)
 {

-    Init();
-

     SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG);
 
     // save focus before doing anything which can potentially change it
     SetExtraStyle(GetExtraStyle() | wxTOPLEVEL_EX_DIALOG);
 
     // save focus before doing anything which can potentially change it


@@ -122,7 +180,10 @@ bool wxDialog::Create(wxWindow *parent,
     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
         return FALSE;
 
     if ( !wxTopLevelWindow::Create(parent, id, title, pos, size, style, name) )
         return FALSE;
 

-    SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
+    if ( !m_hasFont )
+        SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
+
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));

 
     return TRUE;
 }
 
     return TRUE;
 }


@@ -151,35 +212,6 @@ wxDialog::~wxDialog()
     Show(FALSE);
 }
 
     Show(FALSE);
 }
 

-// ----------------------------------------------------------------------------
-// kbd handling
-// ----------------------------------------------------------------------------
-
-// By default, pressing escape cancels the dialog
-void wxDialog::OnCharHook(wxKeyEvent& event)
-{
-    if (GetHWND())
-    {
-        // "Esc" works as an accelerator for the "Cancel" button, but it
-        // shouldn't close the dialog which doesn't have any cancel button
-        if ( (event.m_keyCode == WXK_ESCAPE) && FindWindow(wxID_CANCEL) )
-        {
-            wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-            cancelEvent.SetEventObject( this );
-            GetEventHandler()->ProcessEvent(cancelEvent);
-
-            // ensure that there is another message for this window so the
-            // ShowModal loop will exit and won't get stuck in GetMessage().
-            ::PostMessage(GetHwnd(), WM_NULL, 0, 0);
-
-            return;
-        }
-    }
-
-    // We didn't process this event.
-    event.Skip();
-}
-

 // ----------------------------------------------------------------------------
 // showing the dialogs
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // showing the dialogs
 // ----------------------------------------------------------------------------


@@ -191,7 +223,7 @@ bool wxDialog::IsModal() const
 
 bool wxDialog::IsModalShowing() const
 {
 
 bool wxDialog::IsModalShowing() const
 {

-    return wxModalDialogs.Find((wxDialog *)this); // const_cast
+    return m_modalData != NULL;

 }
 
 wxWindow *wxDialog::FindSuitableParent() const
 }
 
 wxWindow *wxDialog::FindSuitableParent() const


@@ -221,8 +253,6 @@ void wxDialog::DoShowModal()
     wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") );
     wxCHECK_RET( IsModal(), _T("can't DoShowModal() modeless dialog") );
 
     wxCHECK_RET( !IsModalShowing(), _T("DoShowModal() called twice") );
     wxCHECK_RET( IsModal(), _T("can't DoShowModal() modeless dialog") );
 

-    wxModalDialogs.Append(this);
-

     wxWindow *parent = GetParent();
 
     wxWindow* oldFocus = m_oldFocus;
     wxWindow *parent = GetParent();
 
     wxWindow* oldFocus = m_oldFocus;


@@ -242,33 +272,13 @@ void wxDialog::DoShowModal()
             hwndOldFocus = GetHwndOf(parent);
     }
 
             hwndOldFocus = GetHwndOf(parent);
     }
 

-    // disable all other app windows
-    wxASSERT_MSG( !m_windowDisabler, _T("disabling windows twice?") );
-
-    m_windowDisabler = new wxWindowDisabler(this);
-
-    // before entering the modal loop, reset the "is in OnIdle()" flag (see
-    // comment in app.cpp)
-    extern bool wxIsInOnIdleFlag;
-    bool wasInOnIdle = wxIsInOnIdleFlag;
-    wxIsInOnIdleFlag = FALSE;
-

     // enter the modal loop
     // enter the modal loop

-    while ( IsModalShowing() )

     {
     {

-#if wxUSE_THREADS
-        wxMutexGuiLeaveOrEnter();
-#endif // wxUSE_THREADS
-
-        while ( !wxTheApp->Pending() && wxTheApp->ProcessIdle() )
-            ;
-
-        // a message came or no more idle processing to do
-        wxTheApp->DoMessage();
+        wxDialogModalDataTiedPtr modalData(&m_modalData,
+                                           new wxDialogModalData(this));
+        modalData->RunLoop();

     }
 
     }
 

-    wxIsInOnIdleFlag = wasInOnIdle;
-

     // and restore focus
     // Note that this code MUST NOT access the dialog object's data
     // in case the object has been deleted (which will be the case
     // and restore focus
     // Note that this code MUST NOT access the dialog object's data
     // in case the object has been deleted (which will be the case


@@ -283,16 +293,14 @@ void wxDialog::DoShowModal()
 
 bool wxDialog::Show(bool show)
 {
 
 bool wxDialog::Show(bool show)
 {

-    if ( !show )
+    if ( !show && m_modalData )

     {
     {

-        // if we had disabled other app windows, reenable them back now because
+        // we need to do this before calling wxDialogBase version because if we
+        // had disabled other app windows, they must be reenabled right now as

         // if they stay disabled Windows will activate another window (one
         // if they stay disabled Windows will activate another window (one

-        // which is enabled, anyhow) and we will lose activation
-        if ( m_windowDisabler )
-        {
-            delete m_windowDisabler;
-            m_windowDisabler = NULL;
-        }
+        // which is enabled, anyhow) when we're hidden in the base class Show()
+        // and we will lose activation
+        m_modalData->ExitLoop();

     }
 
     // ShowModal() may be called for already shown dialog
     }
 
     // ShowModal() may be called for already shown dialog


@@ -312,32 +320,22 @@ bool wxDialog::Show(bool show)
         //     every time is simpler than keeping a flag
         Layout();
 
         //     every time is simpler than keeping a flag
         Layout();
 

-        // usually will result in TransferDataToWindow() being called
+        // this usually will result in TransferDataToWindow() being called

         InitDialog();
     }
 
         InitDialog();
     }
 

-    if ( IsModal() )
+    // EndModal may have been called from InitDialog handler,
+    // which would cause an infinite loop if we didn't take it
+    // into account
+    if ( show && IsModal() && !m_endModalCalled )

     {
     {

-        if ( show )
+        // modal dialog needs a parent window, so try to find one
+        if ( !GetParent() )

         {
         {

-            // modal dialog needs a parent window, so try to find one
-            if ( !GetParent() )
-            {
-                m_parent = FindSuitableParent();
-            }
-
-            DoShowModal();
+            m_parent = FindSuitableParent();

         }
         }

-        else // end of modal dialog
-        {
-            // this will cause IsModalShowing() return FALSE and our local
-            // message loop will terminate
-            wxModalDialogs.DeleteObject(this);

 
 

-            // ensure that there is another message for this window so the
-            // ShowModal loop will exit and won't get stuck in GetMessage().
-            ::PostMessage(GetHwnd(), WM_NULL, 0, 0);
-        }
+        DoShowModal();

     }
 
     return TRUE;
     }
 
     return TRUE;


@@ -351,6 +349,7 @@ void wxDialog::Raise()
 // a special version for Show(TRUE) for modal dialogs which returns return code
 int wxDialog::ShowModal()
 {
 // a special version for Show(TRUE) for modal dialogs which returns return code
 int wxDialog::ShowModal()
 {

+    m_endModalCalled = FALSE;

     if ( !IsModal() )
     {
         SetModal(TRUE);
     if ( !IsModal() )
     {
         SetModal(TRUE);


@@ -365,6 +364,7 @@ int wxDialog::ShowModal()
 //     dialogs and should work for both of them
 void wxDialog::EndModal(int retCode)
 {
 //     dialogs and should work for both of them
 void wxDialog::EndModal(int retCode)
 {

+    m_endModalCalled = TRUE;

     SetReturnCode(retCode);
 
     Show(FALSE);
     SetReturnCode(retCode);
 
     Show(FALSE);


@@ -440,9 +440,9 @@ void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
 // dialog window proc
 // ---------------------------------------------------------------------------
 
 // dialog window proc
 // ---------------------------------------------------------------------------
 

-long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)

 {
 {

-    long rc = 0;
+    WXLRESULT rc = 0;

     bool processed = FALSE;
 
     switch ( message )
     bool processed = FALSE;
 
     switch ( message )


@@ -462,7 +462,7 @@ long wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
             // creates flicker but at least doesn't show garbage on the screen
             rc = wxWindow::MSWWindowProc(message, wParam, lParam);
             processed = TRUE;
             // creates flicker but at least doesn't show garbage on the screen
             rc = wxWindow::MSWWindowProc(message, wParam, lParam);
             processed = TRUE;

-            if ( !HasFlag(wxNO_FULL_REPAINT_ON_RESIZE) )
+            if ( HasFlag(wxFULL_REPAINT_ON_RESIZE) )

             {
                 ::InvalidateRect(GetHwnd(), NULL, FALSE /* erase bg */);
             }
             {
                 ::InvalidateRect(GetHwnd(), NULL, FALSE /* erase bg */);
             }