]> git.saurik.com Git - wxWidgets.git/blobdiff - src/msw/dialog.cpp
fix crash which happened if you called SetAttr(NULL) followed by SetAttr(attr) (...
[wxWidgets.git] / src / msw / dialog.cpp
index e11bff6afb5a46563ced136dfeb1dc40373469a0..9d28a6e039b52c7f525661fd99fec7dca691ee20 100644 (file)
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "dialog.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
     #pragma hdrstop
 #endif
 
+#include "wx/dialog.h"
+
 #ifndef WX_PRECOMP
-    #include "wx/dialog.h"
+    #include "wx/msw/wrapcdlg.h"
     #include "wx/utils.h"
     #include "wx/frame.h"
     #include "wx/app.h"
+    #include "wx/button.h"
     #include "wx/settings.h"
     #include "wx/intl.h"
     #include "wx/log.h"
+    #include "wx/toolbar.h"
 #endif
 
 #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 defined(__SMARTPHONE__) && defined(__WXWINCE__)
     #include "wx/msw/wince/resources.h"
 #endif // __SMARTPHONE__ && __WXWINCE__
@@ -84,10 +79,14 @@ wxBEGIN_FLAGS( wxDialogStyle )
     wxFLAGS_MEMBER(wxWS_EX_VALIDATE_RECURSIVELY)
     wxFLAGS_MEMBER(wxSTAY_ON_TOP)
     wxFLAGS_MEMBER(wxCAPTION)
+#if WXWIN_COMPATIBILITY_2_6
     wxFLAGS_MEMBER(wxTHICK_FRAME)
+#endif // WXWIN_COMPATIBILITY_2_6
     wxFLAGS_MEMBER(wxSYSTEM_MENU)
     wxFLAGS_MEMBER(wxRESIZE_BORDER)
+#if WXWIN_COMPATIBILITY_2_6
     wxFLAGS_MEMBER(wxRESIZE_BOX)
+#endif // WXWIN_COMPATIBILITY_2_6
     wxFLAGS_MEMBER(wxCLOSE_BOX)
     wxFLAGS_MEMBER(wxMAXIMIZE_BOX)
     wxFLAGS_MEMBER(wxMINIMIZE_BOX)
@@ -109,16 +108,6 @@ wxCONSTRUCTOR_6( wxDialog , wxWindow* , Parent , wxWindowID , Id , wxString , Ti
 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)
-
-    EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
-
-    EVT_CLOSE(wxDialog::OnCloseWindow)
-END_EVENT_TABLE()
-
 // ----------------------------------------------------------------------------
 // wxDialogModalData
 // ----------------------------------------------------------------------------
@@ -144,7 +133,7 @@ private:
     wxModalEventLoop m_evtLoop;
 };
 
-wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData);
+wxDEFINE_TIED_SCOPED_PTR_TYPE(wxDialogModalData)
 
 // ============================================================================
 // implementation
@@ -160,6 +149,10 @@ void wxDialog::Init()
     m_isShown = false;
     m_modalData = NULL;
     m_endModalCalled = false;
+#if wxUSE_TOOLBAR && defined(__POCKETPC__)
+    m_dialogToolBar = NULL;
+#endif
+    m_hGripper = 0;
 }
 
 bool wxDialog::Create(wxWindow *parent,
@@ -187,29 +180,19 @@ bool wxDialog::Create(wxWindow *parent,
 #if defined(__SMARTPHONE__) && defined(__WXWINCE__)
     SetLeftMenu(wxID_OK, _("OK"));
 #endif
+#if wxUSE_TOOLBAR && defined(__POCKETPC__)
+    CreateToolBar();
+#endif
 
-    return true;
-}
-
-// deprecated ctor
-wxDialog::wxDialog(wxWindow *parent,
-                   const wxString& title,
-                   bool WXUNUSED(modal),
-                   int x,
-                   int y,
-                   int w,
-                   int h,
-                   long style,
-                   const wxString& name)
-{
-    Init();
+    if ( HasFlag(wxRESIZE_BORDER) )
+    {
+        CreateGripper();
 
-    Create(parent, wxID_ANY, title, wxPoint(x, y), wxSize(w, h), style, name);
-}
+        Connect(wxEVT_CREATE,
+                wxWindowCreateEventHandler(wxDialog::OnWindowCreate));
+    }
 
-void wxDialog::SetModal(bool WXUNUSED(flag))
-{
-    // nothing to do, obsolete method
+    return true;
 }
 
 wxDialog::~wxDialog()
@@ -218,17 +201,14 @@ wxDialog::~wxDialog()
 
     // this will also reenable all the other windows for a modal dialog
     Show(false);
+
+    DestroyGripper();
 }
 
 // ----------------------------------------------------------------------------
 // showing the dialogs
 // ----------------------------------------------------------------------------
 
-bool wxDialog::IsModalShowing() const
-{
-    return IsModal();
-}
-
 wxWindow *wxDialog::FindSuitableParent() const
 {
     // first try to use the currently active window
@@ -268,6 +248,9 @@ bool wxDialog::Show(bool show)
 
     if ( show )
     {
+        if (CanDoLayoutAdaptation())
+            DoLayoutAdaptation();
+
         // this usually will result in TransferDataToWindow() being called
         // which will change the controls values so do it before showing as
         // otherwise we could have some flicker
@@ -278,13 +261,15 @@ bool wxDialog::Show(bool show)
 
     if ( show )
     {
-        // dialogs don't get WM_SIZE message after creation unlike most (all?)
-        // other windows and so could start their life non laid out correctly
-        // if we didn't call Layout() from here
+        // dialogs don't get WM_SIZE message from ::ShowWindow() for some
+        // reason so generate it ourselves for consistency with frames and
+        // dialogs in other ports
         //
         // NB: normally we should call it just the first time but doing it
         //     every time is simpler than keeping a flag
-        Layout();
+        const wxSize size = GetClientSize();
+        ::SendMessage(GetHwnd(), WM_SIZE,
+                      SIZE_RESTORED, MAKELPARAM(size.x, size.y));
     }
 
     return true;
@@ -363,78 +348,138 @@ void wxDialog::EndModal(int retCode)
     Hide();
 }
 
-void wxDialog::EndDialog(int rc)
+// ----------------------------------------------------------------------------
+// wxDialog gripper handling
+// ----------------------------------------------------------------------------
+
+void wxDialog::SetWindowStyleFlag(long style)
 {
-    if ( IsModal() )
-        EndModal(rc);
+    wxDialogBase::SetWindowStyleFlag(style);
+
+    if ( HasFlag(wxRESIZE_BORDER) )
+        CreateGripper();
     else
-        Hide();
+        DestroyGripper();
 }
 
-// ----------------------------------------------------------------------------
-// wxWin event handlers
-// ----------------------------------------------------------------------------
+void wxDialog::CreateGripper()
+{
+    if ( !m_hGripper )
+    {
+        // just create it here, it will be positioned and shown later
+        m_hGripper = (WXHWND)::CreateWindow
+                               (
+                                    wxT("SCROLLBAR"),
+                                    wxT(""),
+                                    WS_CHILD |
+                                    WS_CLIPSIBLINGS |
+                                    SBS_SIZEGRIP |
+                                    SBS_SIZEBOX |
+                                    SBS_SIZEBOXBOTTOMRIGHTALIGN,
+                                    0, 0, 0, 0,
+                                    GetHwnd(),
+                                    0,
+                                    wxGetInstance(),
+                                    NULL
+                               );
+    }
+}
 
-// Standard buttons
-void wxDialog::OnOK(wxCommandEvent& WXUNUSED(event))
+void wxDialog::DestroyGripper()
 {
-  if ( Validate() && TransferDataFromWindow() )
-  {
-      EndDialog(wxID_OK);
-  }
+    if ( m_hGripper )
+    {
+        // we used to have trouble with gripper appearing on top (and hence
+        // overdrawing) the other, real, dialog children -- check that this
+        // isn't the case automatically
+        wxASSERT_MSG( ::GetNextWindow((HWND)m_hGripper, GW_HWNDNEXT) == 0,
+            _T("Bug in wxWidgets: gripper should be at the bottom of Z-order") );
+        ::DestroyWindow((HWND) m_hGripper);
+        m_hGripper = 0;
+    }
 }
 
-void wxDialog::OnApply(wxCommandEvent& WXUNUSED(event))
+void wxDialog::ShowGripper(bool show)
 {
-    if ( Validate() )
-        TransferDataFromWindow();
+    wxASSERT_MSG( m_hGripper, _T("shouldn't be called if we have no gripper") );
+
+    if ( show )
+        ResizeGripper();
 
-    // TODO probably need to disable the Apply button until things change again
+    ::ShowWindow((HWND)m_hGripper, show ? SW_SHOW : SW_HIDE);
 }
 
-void wxDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
+void wxDialog::ResizeGripper()
 {
-    EndDialog(wxID_CANCEL);
+    wxASSERT_MSG( m_hGripper, _T("shouldn't be called if we have no gripper") );
+
+    HWND hwndGripper = (HWND)m_hGripper;
+
+    const wxRect rectGripper = wxRectFromRECT(wxGetWindowRect(hwndGripper));
+    const wxSize size = GetClientSize() - rectGripper.GetSize();
+
+    ::SetWindowPos(hwndGripper, HWND_BOTTOM,
+                   size.x, size.y,
+                   rectGripper.width, rectGripper.height,
+                   SWP_NOACTIVATE);
 }
 
-void wxDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
+void wxDialog::OnWindowCreate(wxWindowCreateEvent& event)
 {
-    // We'll send a Cancel message by default, which may close the dialog.
-    // Check for looping if the Cancel event handler calls Close().
+    if ( m_hGripper && IsShown() &&
+            event.GetWindow() && event.GetWindow()->GetParent() == this )
+    {
+        // Put gripper below the newly created child window
+        ::SetWindowPos((HWND)m_hGripper, HWND_BOTTOM, 0, 0, 0, 0,
+                       SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE);
+    }
 
-    // Note that if a cancel button and handler aren't present in the dialog,
-    // nothing will happen when you close the dialog via the window manager, or
-    // via Close(). We wouldn't want to destroy the dialog by default, since
-    // the dialog may have been created on the stack. However, this does mean
-    // that calling dialog->Close() won't delete the dialog unless the handler
-    // for wxID_CANCEL does so. So use Destroy() if you want to be sure to
-    // destroy the dialog. The default OnCancel (above) simply ends a modal
-    // dialog, and hides a modeless dialog.
+    event.Skip();
+}
 
-    // VZ: this is horrible and MT-unsafe. Can't we reuse some of these global
-    //     lists here? don't dare to change it now, but should be done later!
-    static wxList closing;
+// ----------------------------------------------------------------------------
+// wxWin event handlers
+// ----------------------------------------------------------------------------
+
+#ifdef __POCKETPC__
+// Responds to the OK button in a PocketPC titlebar. This
+// can be overridden, or you can change the id used for
+// sending the event, by calling SetAffirmativeId.
+bool wxDialog::DoOK()
+{
+    const int idOk = GetAffirmativeId();
+    if ( EmulateButtonClickIfPresent(idOk) )
+        return true;
 
-    if ( closing.Member(this) )
-        return;
+    wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, GetAffirmativeId());
+    event.SetEventObject(this);
 
-    closing.Append(this);
+    return HandleWindowEvent(event);
+}
+#endif // __POCKETPC__
 
-    wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-    cancelEvent.SetEventObject( this );
-    GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
+#if wxUSE_TOOLBAR && defined(__POCKETPC__)
+// create main toolbar by calling OnCreateToolBar()
+wxToolBar* wxDialog::CreateToolBar(long style, wxWindowID winid, const wxString& name)
+{
+    m_dialogToolBar = OnCreateToolBar(style, winid, name);
 
-    closing.DeleteObject(this);
+    return m_dialogToolBar;
 }
 
-void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
+// return a new toolbar
+wxToolBar *wxDialog::OnCreateToolBar(long style,
+                                       wxWindowID winid,
+                                       const wxString& name)
 {
-    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
-    Refresh();
+    return new wxToolMenuBar(this, winid,
+                         wxDefaultPosition, wxDefaultSize,
+                         style, name);
 }
+#endif
 
 // ---------------------------------------------------------------------------
-// dialog window proc
+// dialog Windows messages processing
 // ---------------------------------------------------------------------------
 
 WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
@@ -450,32 +495,13 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
         {
             switch ( LOWORD(wParam) )
             {
-#ifndef __SMARTPHONE__
+#ifdef __POCKETPC__
                 case IDOK:
-                    // First, try the OK button, since it's closest in meaning.
-                    wxButton *btn = wxDynamicCast(FindWindow(wxID_OK), wxButton);
-
-                    // Next, try Cancel or Close buttons
-                    if (!btn)
-                        btn = wxDynamicCast(FindWindow(wxID_CANCEL), wxButton);
-                    if (!btn)
-                        btn = wxDynamicCast(FindWindow(wxID_CLOSE), wxButton);
-
-                    if ( btn && btn->IsEnabled() )
-                    {
-                        // if we do have a cancel button, do press it
-                        btn->MSWCommand(BN_CLICKED, 0 /* unused */);
-                        processed = true;
-                        break;
-                    }
-                    else
-                    {
-                        // Finally, if there aren't appropriate buttons,
-                        // act as if it were the normal close button.
+                    processed = DoOK();
+                    if (!processed)
                         processed = !Close();
-                    }
-
-#else // ifdef __SMARTPHONE__
+#endif
+#ifdef __SMARTPHONE__
                 case IDM_LEFT:
                 case IDM_RIGHT:
                     processed = HandleCommand( LOWORD(wParam) , 0 , NULL );
@@ -492,6 +518,19 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
             break;
 
         case WM_SIZE:
+            if ( m_hGripper )
+            {
+                switch ( wParam )
+                {
+                    case SIZE_MAXIMIZED:
+                        ShowGripper(false);
+                        break;
+
+                    case SIZE_RESTORED:
+                        ShowGripper(true);
+                }
+            }
+
             // the Windows dialogs unfortunately are not meant to be resizeable
             // at all and their standard class doesn't include CS_[VH]REDRAW
             // styles which means that the window is not refreshed properly
@@ -540,4 +579,3 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
 
     return rc;
 }
-