X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9806a47c30050b2beeb772f69d4cef4a20dc8745..76a60a81b43001296184b2d9665552445777c6bd:/src/generic/notebook.cpp

diff --git a/src/generic/notebook.cpp b/src/generic/notebook.cpp
index 94170c605e..e64231b122 100644
--- a/src/generic/notebook.cpp
+++ b/src/generic/notebook.cpp
@@ -33,6 +33,7 @@
 #include  "wx/generic/imaglist.h"
 #include  "wx/notebook.h"
 #include  "wx/dcclient.h"
+#include  "wx/generic/tabg.h"
 
 // ----------------------------------------------------------------------------
 // macros
@@ -65,6 +66,27 @@ IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
 // implementation
 // ============================================================================
 
+// ============================================================================
+// Private class
+// ============================================================================
+
+// This reuses wxTabView to draw the tabs.
+class WXDLLEXPORT wxNotebookTabView: public wxTabView
+{
+DECLARE_DYNAMIC_CLASS(wxNotebookTabView)
+public:
+  wxNotebookTabView(wxNotebook* notebook, long style = wxTAB_STYLE_DRAW_BOX | wxTAB_STYLE_COLOUR_INTERIOR);
+  ~wxNotebookTabView(void);
+
+  // Called when a tab is activated
+  virtual void OnTabActivate(int activateId, int deactivateId);
+  // Allows vetoing
+  virtual bool OnTabPreActivate(int activateId, int deactivateId);
+
+protected:
+   wxNotebook*      m_notebook;
+};
+
 // ----------------------------------------------------------------------------
 // wxNotebook construction
 // ----------------------------------------------------------------------------
@@ -112,7 +134,7 @@ bool wxNotebook::Create(wxWindow *parent,
     if (!wxWindow::Create(parent, id, pos, size, style|wxNO_BORDER, name))
         return FALSE;
 
-    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
+    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
 
     SetTabView(new wxNotebookTabView(this));
 
@@ -502,13 +524,20 @@ bool wxNotebook::RefreshLayout(bool force)
         unsigned int nCount = m_pages.Count();
         for ( unsigned int nPage = 0; nPage < nCount; nPage++ ) {
             wxNotebookPage *pPage = m_pages[nPage];
+            wxRect clientRect = GetAvailableClientSize();
             if (pPage->IsShown())
             {
-                wxRect clientRect = GetAvailableClientSize();
                 pPage->SetSize(clientRect.x, clientRect.y, clientRect.width, clientRect.height);
                 if ( pPage->GetAutoLayout() )
                    pPage->Layout();
             }
+            // MBN: this is probably just hiding a problem under the carpet,
+            // but: with OpenMotif 2.2 (not Lesstif), not moving the window
+            // may cause the tabs to be not clickable.
+            else
+            {
+                pPage->Move(clientRect.x, clientRect.y);
+            }
         }
         Refresh();
     }
@@ -679,4 +708,36 @@ void wxNotebookTabView::OnTabActivate(int activateId, int deactivateId)
   m_notebook->GetEventHandler()->ProcessEvent(event);
 }
 
+// Allows Vetoing
+bool wxNotebookTabView::OnTabPreActivate(int activateId, int deactivateId)
+{
+  bool retval = TRUE;
+  
+  if (m_notebook)
+  {
+    wxNotebookEvent event(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING, m_notebook->GetId());
+
+#if defined (__WIN16__)
+    int activatePos = activateId;
+    int deactivatePos = deactivateId;
+#else
+    // Translate from wxTabView's ids (which aren't position-dependent)
+    // to wxNotebook's (which are).
+    wxNotebookPage* pActive = (wxNotebookPage*) activateId;
+    wxNotebookPage* pDeactive = (wxNotebookPage*) deactivateId;
+
+    int activatePos = m_notebook->FindPagePosition(pActive);
+    int deactivatePos = m_notebook->FindPagePosition(pDeactive);
+
+#endif
+    event.SetEventObject(m_notebook);
+    event.SetSelection(activatePos);
+    event.SetOldSelection(deactivatePos);
+    if (m_notebook->GetEventHandler()->ProcessEvent(event))
+    {
+      retval = event.IsAllowed();
+    }
+  }
+  return retval;
+}