]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/notebook.cpp
disallow creation of wxDC objects and made wxDC an ABC; use wxDCTemp instead of wxDC...
[wxWidgets.git] / src / os2 / notebook.cpp
index 7cfd92ab124e2a409467f826e0a85a58047d7777..35513ca1e97dd1c29deb68ee79e271fee34da029 100644 (file)
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        notebook.cpp
+// Name:        src/os2/notebook.cpp
 // Purpose:     implementation of wxNotebook
 // Author:      David Webster
 // Modified by:
 
 #if wxUSE_NOTEBOOK
 
-// wxWindows
+// wxWidgets
 #ifndef WX_PRECOMP
-  #include  "wx/string.h"
+  #include "wx/app.h"
+  #include "wx/dcclient.h"
+  #include "wx/string.h"
+  #include "wx/settings.h"
 #endif  // WX_PRECOMP
 
 #include  "wx/log.h"
 // ----------------------------------------------------------------------------
 
 // check that the page index is valid
-#define IS_VALID_PAGE(nPage) (((nPage) >= 0) && ((nPage) < GetPageCount()))
+#define IS_VALID_PAGE(nPage) (                                \
+                               /* size_t is _always_ >= 0 */  \
+                               /* ((nPage) >= 0) && */        \
+                               ((nPage) < GetPageCount())     \
+                             )
 
 // hide the ugly cast
 #define m_hWnd    (HWND)GetHWND()
@@ -49,7 +56,7 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
 
 BEGIN_EVENT_TABLE(wxNotebook, wxControl)
-    EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange)
+    EVT_NOTEBOOK_PAGE_CHANGED(wxID_ANY, wxNotebook::OnSelChange)
     EVT_SIZE(wxNotebook::OnSize)
     EVT_SET_FOCUS(wxNotebook::OnSetFocus)
     EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey)
@@ -109,14 +116,12 @@ wxNotebook::wxNotebook(
 //
 // Create() function
 //
-bool wxNotebook::Create(
-  wxWindow*                         pParent
-, wxWindowID                        vId
-, const wxPoint&                    rPos
-, const wxSize&                     rSize
-, long                              lStyle
-, const wxString&                   rsName
-)
+bool wxNotebook::Create( wxWindow*       pParent,
+                         wxWindowID      vId,
+                         const wxPoint&  rPos,
+                         const wxSize&   rSize,
+                         long            lStyle,
+                         const wxString& rsName )
 {
     //
     // Base init
@@ -129,21 +134,21 @@ bool wxNotebook::Create(
                        ,wxDefaultValidator
                        ,rsName
                       ))
-        return FALSE;
+        return false;
 
     //
     // Notebook, so explicitly specify 0 as last parameter
     //
-    if (!OS2CreateControl( "NOTEBOOK"
-                          ,_T("")
+    if (!OS2CreateControl( wxT("NOTEBOOK")
+                          ,wxEmptyString
                           ,rPos
                           ,rSize
                           ,lStyle | wxTAB_TRAVERSAL
                          ))
-        return FALSE;
+        return false;
 
     SetBackgroundColour(wxColour(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE)));
-    return TRUE;
+    return true;
 } // end of wxNotebook::Create
 
 WXDWORD wxNotebook::OS2GetStyle (
@@ -155,13 +160,13 @@ WXDWORD wxNotebook::OS2GetStyle (
                                                                         ,pdwExstyle
                                                                        );
 
-    dwTabStyle |= WS_TABSTOP | BKS_SOLIDBIND | BKS_ROUNDEDTABS | BKS_TABTEXTCENTER;
+    dwTabStyle |= WS_TABSTOP | BKS_SOLIDBIND | BKS_ROUNDEDTABS | BKS_TABTEXTCENTER | BKS_TABBEDDIALOG;
 
-    if (lStyle & wxNB_BOTTOM)
+    if (lStyle & wxBK_BOTTOM)
         dwTabStyle |= BKS_MAJORTABBOTTOM | BKS_BACKPAGESBL;
-    else if (lStyle & wxNB_RIGHT)
+    else if (lStyle & wxBK_RIGHT)
         dwTabStyle |= BKS_MAJORTABRIGHT | BKS_BACKPAGESBR;
-    else if (lStyle & wxNB_LEFT)
+    else if (lStyle & wxBK_LEFT)
         dwTabStyle |= BKS_MAJORTABLEFT | BKS_BACKPAGESTL;
     else // default to top
         dwTabStyle |= BKS_MAJORTABTOP | BKS_BACKPAGESTR;
@@ -184,11 +189,8 @@ WXDWORD wxNotebook::OS2GetStyle (
 // wxNotebook accessors
 // ----------------------------------------------------------------------------
 
-int wxNotebook::GetPageCount() const
+size_t wxNotebook::GetPageCount() const
 {
-    int                             nPageInternal = m_pages.Count();
-    int                             nPageAPI = (int)::WinSendMsg(GetHWND(), BKM_QUERYPAGECOUNT, (MPARAM)0, (MPARAM)BKA_END);
-
     //
     // Consistency check
     //
@@ -205,38 +207,43 @@ int wxNotebook::GetRowCount() const
                             );
 } // end of wxNotebook::GetRowCount
 
-int wxNotebook::SetSelection(
-  int                               nPage
-)
+int wxNotebook::SetSelection( size_t nPage )
 {
-    wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") );
-    int                             nOldPage = GetSelection();
+    wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, wxT("notebook page out of range") );
 
-    ChangePage( m_nSelection
-               ,nPage
-              );
+    if (nPage != (size_t)m_nSelection)
+    {
+        wxNotebookEvent             vEvent( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING
+                                           ,m_windowId
+                                          );
 
-    ULONG                           ulPageId = (ULONG)m_alPageId[nPage];
+        vEvent.SetSelection(nPage);
+        vEvent.SetOldSelection(m_nSelection);
+        vEvent.SetEventObject(this);
+        if (!GetEventHandler()->ProcessEvent(vEvent) || vEvent.IsAllowed())
+        {
 
-    ::WinSendMsg( GetHWND()
-                 ,BKM_TURNTOPAGE
-                 ,MPFROMLONG((ULONG)m_alPageId[nPage])
-                 ,(MPARAM)0
-                );
+            //
+            // Program allows the page change
+            //
+            vEvent.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED);
+            GetEventHandler()->ProcessEvent(vEvent);
+
+            ::WinSendMsg( GetHWND()
+                         ,BKM_TURNTOPAGE
+                         ,MPFROMLONG((ULONG)m_alPageId[nPage])
+                         ,(MPARAM)0
+                        );
+        }
+    }
     m_nSelection = nPage;
     return nPage;
 } // end of wxNotebook::SetSelection
 
-bool wxNotebook::SetPageText(
-  int                               nPage
-, const wxString&                   rsStrText
-)
+bool wxNotebook::SetPageText( size_t nPage,
+                              const wxString& rsStrText )
 {
-    wxCHECK_MSG( IS_VALID_PAGE(nPage), FALSE, wxT("notebook page out of range") );
-
-
-    ULONG                           ulPageId = (ULONG)m_alPageId[nPage];
-
+    wxCHECK_MSG( IS_VALID_PAGE(nPage), false, wxT("notebook page out of range") );
     return (bool)::WinSendMsg( m_hWnd
                               ,BKM_SETTABTEXT
                               ,MPFROMLONG((ULONG)m_alPageId[nPage])
@@ -244,19 +251,14 @@ bool wxNotebook::SetPageText(
                              );
 } // end of wxNotebook::SetPageText
 
-wxString wxNotebook::GetPageText (
-  int                               nPage
-) const
+wxString wxNotebook::GetPageText ( size_t nPage ) const
 {
     BOOKTEXT                        vBookText;
     wxChar                          zBuf[256];
     wxString                        sStr;
     ULONG                           ulRc;
 
-    wxCHECK_MSG( IS_VALID_PAGE(nPage), wxT(""), wxT("notebook page out of range") );
-
-
-    ULONG                           ulPageId = (ULONG)m_alPageId[nPage];
+    wxCHECK_MSG( IS_VALID_PAGE(nPage), wxEmptyString, wxT("notebook page out of range") );
 
     memset(&vBookText, '\0', sizeof(BOOKTEXT));
     vBookText.textLen = 0; // This will get the length
@@ -265,16 +267,16 @@ wxString wxNotebook::GetPageText (
                                    ,MPFROMLONG((ULONG)m_alPageId[nPage])
                                    ,MPFROMP(&vBookText)
                                   ));
-    if (ulRc == BOOKERR_INVALID_PARAMETERS || ulRc == 0L)
+    if (ulRc == (ULONG)BOOKERR_INVALID_PARAMETERS || ulRc == 0L)
     {
-        if (ulRc == BOOKERR_INVALID_PARAMETERS)
+        if (ulRc == (ULONG)BOOKERR_INVALID_PARAMETERS)
         {
             wxLogError(wxT("Invalid Page Id for page text querry."));
         }
         return wxEmptyString;
     }
     vBookText.textLen = ulRc + 1; // To get the null terminator
-    vBookText.pString = zBuf;
+    vBookText.pString = (char*)zBuf;
 
     //
     // Now get the actual text
@@ -284,7 +286,7 @@ wxString wxNotebook::GetPageText (
                                    ,MPFROMLONG((ULONG)m_alPageId[nPage])
                                    ,MPFROMP(&vBookText)
                                   ));
-    if (ulRc == BOOKERR_INVALID_PARAMETERS || ulRc == 0L)
+    if (ulRc == (ULONG)BOOKERR_INVALID_PARAMETERS || ulRc == 0L)
     {
         return wxEmptyString;
     }
@@ -292,15 +294,13 @@ wxString wxNotebook::GetPageText (
         ulRc = 255L;
 
     vBookText.pString[ulRc] = '\0';
-    sStr = vBookText.pString;
+    sStr = (wxChar*)vBookText.pString;
     return sStr;
 } // end of wxNotebook::GetPageText
 
-int wxNotebook::GetPageImage (
-  int                               nPage
-) const
+int wxNotebook::GetPageImage ( size_t nPage ) const
 {
-    wxCHECK_MSG( IS_VALID_PAGE(nPage), -1, wxT("notebook page out of range") );
+    wxCHECK_MSG( IS_VALID_PAGE(nPage), wxNOT_FOUND, wxT("notebook page out of range") );
 
     //
     // For OS/2 just return the page
@@ -309,29 +309,28 @@ int wxNotebook::GetPageImage (
 } // end of wxNotebook::GetPageImage
 
 bool wxNotebook::SetPageImage (
-  int                               nPage
+  size_t                            nPage
 , int                               nImage
 )
 {
-    wxBitmap*                       pBitmap = (wxBitmap*)m_imageList->GetBitmap(nImage);
-
-
-    ULONG                           ulPageId = (ULONG)m_alPageId[nPage];
+    wxBitmap                        vBitmap = (wxBitmap)m_imageList->GetBitmap(nImage);
 
     return (bool)::WinSendMsg( GetHWND()
                               ,BKM_SETTABBITMAP
                               ,MPFROMLONG((ULONG)m_alPageId[nPage])
-                              ,(MPARAM)pBitmap->GetHBITMAP()
+                              ,(MPARAM)vBitmap.GetHBITMAP()
                              );
 } // end of wxNotebook::SetPageImage
 
 void wxNotebook::SetImageList (
-  wxImageList*                      WXUNUSED(pImageList)
+  wxImageList*                      pImageList
 )
 {
     //
-    // Does nothing under OS/2
+    // Does not really do anything yet, but at least we need to
+    // update the base class.
     //
+    wxNotebookBase::SetImageList(pImageList);
 } // end of wxNotebook::SetImageList
 
 // ----------------------------------------------------------------------------
@@ -341,22 +340,7 @@ void wxNotebook::SetPageSize (
   const wxSize&                     rSize
 )
 {
-    RECTL                           vRect;
-
-    //
-    // Transform the page size into the notebook size
-    //
-    vRect.xLeft   = vRect.yTop = 0;
-    vRect.xRight  = rSize.x;
-    vRect.yBottom = rSize.y;
-
-
-    //
-    // And now set it
-    //
-    SetSize( vRect.xRight - vRect.xLeft
-            ,vRect.yBottom - vRect.yTop
-           );
+    SetSize(rSize);
 } // end of wxNotebook::SetPageSize
 
 void wxNotebook::SetPadding (
@@ -388,18 +372,13 @@ void wxNotebook::SetTabSize (
 //
 // Remove one page from the notebook, without deleting
 //
-wxNotebookPage* wxNotebook::DoRemovePage (
-  int                               nPage
-)
+wxNotebookPage* wxNotebook::DoRemovePage ( size_t nPage )
 {
-    wxNotebookPage*                 pPageRemoved = wxNotebookBase::DoRemovePage(nPage);
+    wxNotebookPage* pPageRemoved = wxNotebookBase::DoRemovePage(nPage);
 
     if (!pPageRemoved)
         return NULL;
 
-
-    ULONG                           ulPageId = (ULONG)m_alPageId[nPage];
-
     ::WinSendMsg( GetHWND()
                  ,BKM_DELETEPAGE
                  ,MPFROMLONG((ULONG)m_alPageId[nPage])
@@ -419,14 +398,14 @@ wxNotebookPage* wxNotebook::DoRemovePage (
         //
         int                         nSelNew;
 
-        if (m_nSelection == GetPageCount())
+        if (m_nSelection == (int)GetPageCount())
         {
             //
             // Last page deleted, make the new last page the new selection
             //
             nSelNew = m_nSelection - 1;
         }
-        else if (nPage <= m_nSelection)
+        else if (nPage <= (size_t)m_nSelection)
         {
             //
             // We must show another page, even if it has the same index
@@ -476,7 +455,8 @@ bool wxNotebook::DeleteAllPages()
                  ,(MPARAM)BKA_ALL
                 );
     m_nSelection = -1;
-    return TRUE;
+
+    return true;
 } // end of wxNotebook::DeleteAllPages
 
 //
@@ -500,18 +480,16 @@ bool wxNotebook::AddPage (
 //
 // Same as AddPage() but does it at given position
 //
-bool wxNotebook::InsertPage (
-  int                               nPage
-, wxNotebookPage*                   pPage
-, const wxString&                   rsStrText
-, bool                              bSelect
-, int                               nImageId
-)
+bool wxNotebook::InsertPage ( size_t          nPage,
+                              wxNotebookPage* pPage,
+                              const wxString& rsStrText,
+                              bool            bSelect,
+                              int             nImageId )
 {
     ULONG                           ulApiPage;
 
     wxASSERT( pPage != NULL );
-    wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), FALSE );
+    wxCHECK( IS_VALID_PAGE(nPage) || nPage == GetPageCount(), false );
 
     //
     // Under OS/2 we can only insert FIRST, LAST, NEXT or PREV.  Requires
@@ -537,7 +515,7 @@ bool wxNotebook::InsertPage (
 
             vError = ::WinGetLastError(vHabmain);
             sError = wxPMErrorToStr(vError);
-            return FALSE;
+            return false;
         }
         m_alPageId.Insert((long)ulApiPage, nPage);
     }
@@ -555,7 +533,7 @@ bool wxNotebook::InsertPage (
 
             vError = ::WinGetLastError(vHabmain);
             sError = wxPMErrorToStr(vError);
-            return FALSE;
+            return false;
         }
         m_alPageId.Insert((long)ulApiPage, nPage);
     }
@@ -570,13 +548,13 @@ bool wxNotebook::InsertPage (
                           ,MPFROMLONG((ULONG)m_alPageId[nPage])
                           ,MPFROMHWND(pPage->GetHWND())
                          ))
-            return FALSE;
+            return false;
     }
     //
     // If the inserted page is before the selected one, we must update the
     // index of the selected page
     //
-    if (nPage <= m_nSelection)
+    if (nPage <= (size_t)m_nSelection)
     {
         //
         // One extra page added
@@ -598,13 +576,13 @@ bool wxNotebook::InsertPage (
     // Now set TAB dimenstions
     //
 
-    wxWindowDC                      vDC(this);
-    wxCoord                         nTextX;
-    wxCoord                         nTextY;
+    wxWindowDC vDC(this);
+    wxCoord    nTextX;
+    wxCoord    nTextY;
 
     vDC.GetTextExtent(rsStrText, &nTextX, &nTextY);
     nTextY *= 2;
-    nTextX *= 1.3;
+    nTextX  = (wxCoord)(nTextX * 1.3);
     if (nTextX > m_nTabSize)
     {
         m_nTabSize = nTextX;
@@ -617,12 +595,12 @@ bool wxNotebook::InsertPage (
     //
     // Now set any TAB text
     //
-    if (!rsStrText.IsEmpty())
+    if (!rsStrText.empty())
     {
         if (!SetPageText( nPage
                          ,rsStrText
                         ))
-            return FALSE;
+            return false;
     }
 
     //
@@ -633,7 +611,7 @@ bool wxNotebook::InsertPage (
         if (!SetPageImage( nPage
                           ,nImageId
                          ))
-            return FALSE;
+            return false;
     }
 
     if (pPage)
@@ -641,7 +619,7 @@ bool wxNotebook::InsertPage (
         //
         // Don't show pages by default (we'll need to adjust their size first)
         //
-        HWND                        hWnd = GetWinHwnd(pPage);
+        HWND hWnd = GetWinHwnd(pPage);
 
         WinSetWindowULong( hWnd
                           ,QWL_STYLE
@@ -653,14 +631,14 @@ bool wxNotebook::InsertPage (
         //
         // This updates internal flag too - otherwise it will get out of sync
         //
-        pPage->Show(FALSE);
+        pPage->Show(false);
     }
 
     //
     // Some page should be selected: either this one or the first one if there is
     // still no selection
     //
-    int                             nSelNew = -1;
+    int nSelNew = -1;
 
     if (bSelect)
         nSelNew = nPage;
@@ -669,7 +647,10 @@ bool wxNotebook::InsertPage (
 
     if (nSelNew != -1)
         SetSelection(nSelNew);
-    return TRUE;
+
+    InvalidateBestSize();
+
+    return true;
 } // end of wxNotebook::InsertPage
 
 // ----------------------------------------------------------------------------
@@ -679,8 +660,6 @@ void wxNotebook::OnSize(
   wxSizeEvent&                      rEvent
 )
 {
-    if (m_nSelection < m_pages.Count() && m_nSelection >= 0)
-        m_pages[m_nSelection]->Refresh();
     rEvent.Skip();
 } // end of wxNotebook::OnSize
 
@@ -693,22 +672,44 @@ void wxNotebook::OnSelChange (
     //
     if (rEvent.GetEventObject() == this)
     {
-        int                         nSel = rEvent.GetOldSelection();
+        int   nPageCount = GetPageCount();
+        int   nSel;
+        ULONG ulOS2Sel = (ULONG)rEvent.GetOldSelection();
+        bool  bFound = false;
 
-        if (nSel != -1)
+        for (nSel = 0; nSel < nPageCount; nSel++)
         {
-            m_pages[nSel]->Show(FALSE);
-            m_pages[nSel]->SetActivePage(FALSE);
+            if (ulOS2Sel == (ULONG)m_alPageId[nSel])
+            {
+                bFound = true;
+                break;
+            }
         }
-        nSel = rEvent.GetSelection();
-        if (nSel != -1)
-        {
-            wxNotebookPage*         pPage = m_pages[nSel];
 
-            pPage->Show(TRUE);
-            pPage->SetFocus();
-            m_pages[nSel]->SetActivePage(TRUE);
+        if (!bFound)
+            return;
+
+        m_pages[nSel]->Show(false);
+
+        ulOS2Sel = (ULONG)rEvent.GetSelection();
+
+        bFound = false;
+
+        for (nSel = 0; nSel < nPageCount; nSel++)
+        {
+            if (ulOS2Sel == (ULONG)m_alPageId[nSel])
+            {
+                bFound = true;
+                break;
+            }
         }
+
+        if (!bFound)
+            return;
+
+        wxNotebookPage*         pPage = m_pages[nSel];
+
+        pPage->Show(true);
         m_nSelection = nSel;
     }
 
@@ -815,39 +816,33 @@ void wxNotebook::OnNavigationKey (
 //
 // Override these 2 functions to do nothing: everything is done in OnSize
 //
-void wxNotebook::SetConstraintSizes(
-  bool                              WXUNUSED(bRecurse)
-)
+void wxNotebook::SetConstraintSizes( bool WXUNUSED(bRecurse) )
 {
     //
     // Don't set the sizes of the pages - their correct size is not yet known
     //
-    wxControl::SetConstraintSizes(FALSE);
+    wxControl::SetConstraintSizes(false);
 } // end of wxNotebook::SetConstraintSizes
 
-bool wxNotebook::DoPhase (
-  int                               WXUNUSED(nPhase)
-)
+bool wxNotebook::DoPhase ( int WXUNUSED(nPhase) )
 {
-    return TRUE;
+    return true;
 } // end of wxNotebook::DoPhase
 
 // ----------------------------------------------------------------------------
 // wxNotebook Windows message handlers
 // ----------------------------------------------------------------------------
-bool wxNotebook::OS2OnScroll (
-  int                               nOrientation
-, WXWORD                            wSBCode
-, WXWORD                            wPos
-, WXHWND                            wControl
-)
+bool wxNotebook::OS2OnScroll ( int    nOrientation,
+                               WXWORD wSBCode,
+                               WXWORD wPos,
+                               WXHWND wControl )
 {
     //
     // Don't generate EVT_SCROLLWIN events for the WM_SCROLLs coming from the
     // up-down control
     //
     if (wControl)
-        return FALSE;
+        return false;
     return wxNotebookBase::OS2OnScroll( nOrientation
                                        ,wSBCode
                                        ,wPos
@@ -855,56 +850,4 @@ bool wxNotebook::OS2OnScroll (
                                       );
 } // end of wxNotebook::OS2OnScroll
 
-// ----------------------------------------------------------------------------
-// wxNotebook helper functions
-// ----------------------------------------------------------------------------
-
-//
-// Generate the page changing and changed events, hide the currently active
-// panel and show the new one
-//
-void wxNotebook::ChangePage (
-  int                               nOldSel
-, int                               nSel
-)
-{
-    static bool                     sbInsideChangePage = FALSE;
-
-    //
-    // When we call ProcessEvent(), our own OnSelChange() is called which calls
-    // this function - break the infinite loop
-    //
-    if (sbInsideChangePage)
-        return;
-
-    //
-    // It's not an error (the message may be generated by the tab control itself)
-    // and it may happen - just do nothing
-    //
-    if (nSel == nOldSel)
-        return;
-
-    sbInsideChangePage = TRUE;
-
-    wxNotebookEvent                 rEvent( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING
-                                           ,m_windowId
-                                          );
-
-    rEvent.SetSelection(nSel);
-    rEvent.SetOldSelection(nOldSel);
-    rEvent.SetEventObject(this);
-    if (GetEventHandler()->ProcessEvent(rEvent) && !rEvent.IsAllowed())
-    {
-        //
-        // Program doesn't allow the page change
-        //
-        sbInsideChangePage = FALSE;
-        return;
-    }
-    rEvent.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED);
-    GetEventHandler()->ProcessEvent(rEvent);
-    sbInsideChangePage = FALSE;
-} // end of wxNotebook::ChangePage
-
 #endif // wxUSE_NOTEBOOK
-