fixes for page positioning for notebooks with wxNB_MULTILINE style (closes bugs 70909...

[wxWidgets.git] / src / gtk1 / notebook.cpp

diff --git a/src/gtk1/notebook.cpp b/src/gtk1/notebook.cpp
index 033a14725104a4c037e17a43b1a9880ad4a89d99..28634b6cc099b817c131aea610d19f60251c703d 100644 (file)
--- a/src/gtk1/notebook.cpp
+++ b/src/gtk1/notebook.cpp
@@ -262,10 +262,6 @@ wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
 
 wxNotebook::~wxNotebook()
 {
 
 wxNotebook::~wxNotebook()
 {

-    /* don't generate change page events any more */
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
-      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
-

     DeleteAllPages();
 }
 
     DeleteAllPages();
 }
 


@@ -340,7 +336,7 @@ int wxNotebook::GetSelection() const
     return m_selection;
 }
 
     return m_selection;
 }
 

-wxString wxNotebook::GetPageText( int page ) const
+wxString wxNotebook::GetPageText( size_t page ) const

 {
     wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid notebook") );
 
 {
     wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid notebook") );
 


@@ -351,7 +347,7 @@ wxString wxNotebook::GetPageText( int page ) const
         return wxT("");
 }
 
         return wxT("");
 }
 

-int wxNotebook::GetPageImage( int page ) const
+int wxNotebook::GetPageImage( size_t page ) const

 {
     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 
 {
     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 


@@ -371,11 +367,11 @@ wxGtkNotebookPage* wxNotebook::GetNotebookPage( int page ) const
     return m_pagesData.Item(page)->GetData();
 }
 
     return m_pagesData.Item(page)->GetData();
 }
 

-int wxNotebook::SetSelection( int page )
+int wxNotebook::SetSelection( size_t page )

 {
     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 
 {
     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") );
 

-    wxCHECK_MSG( page >= 0 && page < (int)m_pagesData.GetCount(), -1, wxT("invalid notebook index") );
+    wxCHECK_MSG( page < m_pagesData.GetCount(), -1, wxT("invalid notebook index") );

 
     int selOld = GetSelection();
 
 
     int selOld = GetSelection();
 


@@ -390,7 +386,7 @@ int wxNotebook::SetSelection( int page )
     return selOld;
 }
 
     return selOld;
 }
 

-bool wxNotebook::SetPageText( int page, const wxString &text )
+bool wxNotebook::SetPageText( size_t page, const wxString &text )

 {
     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 
 {
     wxCHECK_MSG( m_widget != NULL, FALSE, wxT("invalid notebook") );
 


@@ -405,7 +401,7 @@ bool wxNotebook::SetPageText( int page, const wxString &text )
     return TRUE;
 }
 
     return TRUE;
 }
 

-bool wxNotebook::SetPageImage( int page, int image )
+bool wxNotebook::SetPageImage( size_t page, int image )

 {
     /* HvdH 28-12-98: now it works, but it's a bit of a kludge */
 
 {
     /* HvdH 28-12-98: now it works, but it's a bit of a kludge */
 


@@ -539,25 +535,19 @@ bool wxNotebook::DeleteAllPages()
     return wxNotebookBase::DeleteAllPages();
 }
 
     return wxNotebookBase::DeleteAllPages();
 }
 

-bool wxNotebook::DeletePage( int page )
+bool wxNotebook::DeletePage( size_t page )

 {
 {

-    // GTK sets GtkNotebook.cur_page to NULL before sending the switch page
-    // event so we have to store the selection internally
-    if ( m_selection == -1 )
+    if ( m_selection == (int)m_pagesData.GetCount() - 1 )

     {
     {

-        m_selection = GetSelection();
-        if ( m_selection == (int)m_pagesData.GetCount() - 1 )
-        {
-            // the index will become invalid after the page is deleted
-            m_selection = -1;
-        }
+        // the index will become invalid after the page is deleted
+        m_selection = -1;

     }
 
     // it will call our DoRemovePage() to do the real work
     return wxNotebookBase::DeletePage(page);
 }
 
     }
 
     // it will call our DoRemovePage() to do the real work
     return wxNotebookBase::DeletePage(page);
 }
 

-wxNotebookPage *wxNotebook::DoRemovePage( int page )
+wxNotebookPage *wxNotebook::DoRemovePage( size_t page )

 {
     wxNotebookPage *client = wxNotebookBase::DoRemovePage(page);
     if ( !client )
 {
     wxNotebookPage *client = wxNotebookBase::DoRemovePage(page);
     if ( !client )


@@ -567,8 +557,17 @@ wxNotebookPage *wxNotebook::DoRemovePage( int page )
     gtk_widget_unrealize( client->m_widget );
     gtk_widget_unparent( client->m_widget );
 
     gtk_widget_unrealize( client->m_widget );
     gtk_widget_unparent( client->m_widget );
 

+    // gtk_notebook_remove_page() sends "switch_page" signal with some strange
+    // new page index (when deleting selected page 0, new page is 1 although,
+    // clearly, the selection should stay 0), so suppress this
+    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
+      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
+

     gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
 
     gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page );
 

+    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
+      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
+

     wxGtkNotebookPage* p = GetNotebookPage(page);
     m_pagesData.DeleteObject(p);
     delete p;
     wxGtkNotebookPage* p = GetNotebookPage(page);
     m_pagesData.DeleteObject(p);
     delete p;


@@ -576,7 +575,7 @@ wxNotebookPage *wxNotebook::DoRemovePage( int page )
     return client;
 }
 
     return client;
 }
 

-bool wxNotebook::InsertPage( int position,
+bool wxNotebook::InsertPage( size_t position,

                              wxNotebookPage* win,
                              const wxString& text,
                              bool select,
                              wxNotebookPage* win,
                              const wxString& text,
                              bool select,


@@ -587,7 +586,7 @@ bool wxNotebook::InsertPage( int position,
     wxCHECK_MSG( win->GetParent() == this, FALSE,
                wxT("Can't add a page whose parent is not the notebook!") );
 
     wxCHECK_MSG( win->GetParent() == this, FALSE,
                wxT("Can't add a page whose parent is not the notebook!") );
 

-    wxCHECK_MSG( position >= 0 && position <= GetPageCount(), FALSE,
+    wxCHECK_MSG( position <= GetPageCount(), FALSE,

                  _T("invalid page index in wxNotebookPage::InsertPage()") );
 
     /* don't receive switch page during addition */
                  _T("invalid page index in wxNotebookPage::InsertPage()") );
 
     /* don't receive switch page during addition */


@@ -614,10 +613,13 @@ bool wxNotebook::InsertPage( int position,
     gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
       GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
 
     gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
       GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
 

-    if (position < 0)
+#ifndef __VMS
+   // On VMS position is unsigned and thus always positive
+   if (position < 0)

         gtk_notebook_append_page( notebook, win->m_widget, nb_page->m_box );
     else
         gtk_notebook_append_page( notebook, win->m_widget, nb_page->m_box );
     else

-        gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
+#endif
+     gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );

 
     nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
 
 
     nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
 


@@ -646,18 +648,21 @@ bool wxNotebook::InsertPage( int position,
     /* set the label text */
     nb_page->m_text = text;
     if (nb_page->m_text.IsEmpty()) nb_page->m_text = wxT("");
     /* set the label text */
     nb_page->m_text = text;
     if (nb_page->m_text.IsEmpty()) nb_page->m_text = wxT("");

-  
-    nb_page->m_label = GTK_LABEL( gtk_label_new(nb_page->m_text.mbc_str()) );
+
+    nb_page->m_label = GTK_LABEL( gtk_label_new(wxGTK_CONV(nb_page->m_text)) );

     gtk_box_pack_end( GTK_BOX(nb_page->m_box), GTK_WIDGET(nb_page->m_label), FALSE, FALSE, m_padding );
     gtk_box_pack_end( GTK_BOX(nb_page->m_box), GTK_WIDGET(nb_page->m_label), FALSE, FALSE, m_padding );

-  
+

     /* show the label */
     gtk_widget_show( GTK_WIDGET(nb_page->m_label) );
     if (select && (m_pagesData.GetCount() > 1))
     {
     /* show the label */
     gtk_widget_show( GTK_WIDGET(nb_page->m_label) );
     if (select && (m_pagesData.GetCount() > 1))
     {

+#ifndef __VMS
+   // On VMS position is unsigned and thus always positive

         if (position < 0)
             SetSelection( GetPageCount()-1 );
         else
         if (position < 0)
             SetSelection( GetPageCount()-1 );
         else

-            SetSelection( position );
+#endif
+           SetSelection( position );

     }
 
     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
     }
 
     gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",


@@ -666,6 +671,81 @@ bool wxNotebook::InsertPage( int position,
     return TRUE;
 }
 
     return TRUE;
 }
 

+// helper for HitTest(): check if the point lies inside the given widget which
+// is the child of the notebook whose position and border size are passed as
+// parameters
+static bool
+IsPointInsideWidget(const wxPoint& pt, GtkWidget *w,
+                    gint x, gint y, gint border = 0)
+{
+    return
+        (pt.x >= w->allocation.x - x - border) &&
+        (pt.x <= w->allocation.x - x + border + w->allocation.width) &&
+        (pt.y >= w->allocation.y - y - border) &&
+        (pt.y <= w->allocation.y - y + border + w->allocation.height);
+}
+
+int wxNotebook::HitTest(const wxPoint& pt, long *flags) const
+{
+    const gint x = m_widget->allocation.x;
+    const gint y = m_widget->allocation.y;
+
+    const size_t count = GetPageCount();
+    for ( size_t i = 0; i < count; i++ )
+    {
+        wxGtkNotebookPage* nb_page = GetNotebookPage(i);
+        GtkWidget *box = nb_page->m_box;
+
+        // VZ: don't know how to find the border width in GTK+ 1.2
+#ifdef __WXGTK20__
+        const gint border = gtk_container_get_border_width(GTK_CONTAINER(box));
+#else // !GTK+ 2.x
+        const gint border = 0;
+#endif
+        if ( IsPointInsideWidget(pt, box, x, y, border) )
+        {
+            // ok, we're inside this tab -- now find out where, if needed
+            if ( flags )
+            {
+                GtkWidget *pixmap = NULL;
+
+                GList *children = gtk_container_children(GTK_CONTAINER(box));
+                for ( GList *child = children; child; child = child->next )
+                {
+                    if ( GTK_IS_PIXMAP(child->data) )
+                    {
+                        pixmap = GTK_WIDGET(child->data);
+                        break;
+                    }
+                }
+
+                if ( children )
+                    g_list_free(children);
+
+                if ( pixmap && IsPointInsideWidget(pt, pixmap, x, y) )
+                {
+                    *flags = wxNB_HITTEST_ONICON;
+                }
+                else if ( IsPointInsideWidget(pt, GTK_WIDGET(nb_page->m_label), x, y) )
+                {
+                    *flags = wxNB_HITTEST_ONLABEL;
+                }
+                else
+                {
+                    *flags = wxNB_HITTEST_ONITEM;
+                }
+            }
+
+            return i;
+        }
+    }
+
+    if ( flags )
+        *flags = wxNB_HITTEST_NOWHERE;
+
+    return wxNOT_FOUND;
+}
+

 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 {
     if (event.IsWindowChange())
 void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event)
 {
     if (event.IsWindowChange())