]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/notebook.cpp
added semicolons after wxCHECK()s (part of patch 1450705)
[wxWidgets.git] / src / gtk / notebook.cpp
index ded15fb845915efd490238294dddbcc25abca147..25785835a24a3ee5fc35f370813b952a00a1f7c5 100644 (file)
@@ -7,10 +7,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "notebook.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #include "wx/bitmap.h"
 #include "wx/fontutil.h"
 
+// FIXME: Use GtkImage instead of GtkPixmap. Don't use gtk_container_border_width
+#include <gtk/gtkversion.h>
+#ifdef GTK_DISABLE_DEPRECATED
+#undef GTK_DISABLE_DEPRECATED
+#endif
+
 #include "wx/gtk/private.h"
 #include "wx/gtk/win_gtk.h"
 
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED)
 DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING)
 
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
-
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
@@ -72,82 +67,28 @@ public:
         m_image = -1;
         m_page = (GtkNotebookPage *) NULL;
         m_box = (GtkWidget *) NULL;
-        m_labelStyle = (GtkStyle*) NULL;
-    }
-    
-    ~wxGtkNotebookPage()
-    {
-        if (m_labelStyle)
-            gtk_style_unref( m_labelStyle );
     }
-    
-    bool SetFont(const wxFont& font);
 
     wxString           m_text;
     int                m_image;
     GtkNotebookPage   *m_page;
     GtkLabel          *m_label;
     GtkWidget         *m_box;     // in which the label and image are packed
-    GtkStyle          *m_labelStyle;
 };
 
 
-bool wxGtkNotebookPage::SetFont(const wxFont& font)
-{
-    if (!m_label)
-               return false;
-
-    if (m_labelStyle)
-    {
-        GtkStyle *remake = gtk_style_copy( m_labelStyle );
-
-#ifndef __WXGTK20__
-        remake->klass = m_labelStyle->klass;
-#endif
-
-        gtk_style_unref( m_labelStyle );
-        m_labelStyle = remake;
-    }
-    else
-    {
-        GtkStyle *def = gtk_rc_get_style( GTK_WIDGET(m_label) );
-
-        if (!def)
-            def = gtk_widget_get_default_style();
-
-        m_labelStyle = gtk_style_copy( def );
-
-        // FIXME: no more klass in 2.0
-#ifndef __WXGTK20__
-        m_labelStyle->klass = def->klass;
-#endif
-    }
-
-#ifdef __WXGTK20__
-       pango_font_description_free( m_labelStyle->font_desc );
-       m_labelStyle->font_desc = pango_font_description_copy( font.GetNativeFontInfo()->description );
-#else
-       gdk_font_unref( m_labelStyle->font );
-       m_labelStyle->font = gdk_font_ref( font.GetInternalFont( 1.0 ) );
-#endif
-
-    gtk_widget_set_style( GTK_WIDGET(m_label), m_labelStyle );
-
-       return true;
-}
-
-
 #include "wx/listimpl.cpp"
-WX_DEFINE_LIST(wxGtkNotebookPagesList);
+WX_DEFINE_LIST(wxGtkNotebookPagesList)
 
 
 //-----------------------------------------------------------------------------
 // "switch_page"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
                                               GtkNotebookPage *WXUNUSED(page),
-                                              gint page,
+                                              guint page,
                                               wxNotebook *notebook )
 {
     // are you trying to call SetSelection() from a notebook event handler?
@@ -169,8 +110,8 @@ static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
          !eventChanging.IsAllowed() )
     {
         /* program doesn't allow the page change */
-        gtk_signal_emit_stop_by_name( GTK_OBJECT(notebook->m_widget),
-                                      "switch_page" );
+        g_signal_stop_emission_by_name (notebook->m_widget,
+                                        "switch_page");
     }
     else // change allowed
     {
@@ -187,11 +128,13 @@ static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
 
     notebook->m_inSwitchPage = FALSE;
 }
+}
 
 //-----------------------------------------------------------------------------
 // "size_allocate"
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
 {
     if (g_isIdle)
@@ -218,12 +161,14 @@ static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation*
         gtk_widget_size_allocate( win->m_wxwindow, alloc );
     }
 }
+}
 
 //-----------------------------------------------------------------------------
 // "realize" from m_widget
 //-----------------------------------------------------------------------------
 
-static gint
+extern "C" {
+static void
 gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win )
 {
     if (g_isIdle)
@@ -232,51 +177,83 @@ gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win )
     /* GTK 1.2 up to version 1.2.5 is broken so that we have to call a queue_resize
        here in order to make repositioning before showing to take effect. */
     gtk_widget_queue_resize( win->m_widget );
-
-    return FALSE;
+}
 }
 
 //-----------------------------------------------------------------------------
 // "key_press_event"
 //-----------------------------------------------------------------------------
 
-static gint gtk_notebook_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxNotebook *win )
+extern "C" {
+static gboolean
+gtk_notebook_key_press_callback( GtkWidget   *widget,
+                                 GdkEventKey *gdk_event,
+                                 wxNotebook  *notebook )
 {
     if (g_isIdle)
         wxapp_install_idle_handler();
 
-    if (!win->m_hasVMT) return FALSE;
+    if (!notebook->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return FALSE;
 
+    /* win is a control: tab can be propagated up */
+    if ((gdk_event->keyval == GDK_Left) || (gdk_event->keyval == GDK_Right))
+    {
+        int page;
+        int nMax = notebook->GetPageCount();
+        if ( nMax-- ) // decrement it to get the last valid index
+        {
+            int nSel = notebook->GetSelection();
+
+            // change selection wrapping if it becomes invalid
+            page = (gdk_event->keyval != GDK_Left) ? nSel == nMax ? 0
+                                       : nSel + 1
+                        : nSel == 0 ? nMax
+                                    : nSel - 1;
+        }
+        else // notebook is empty, no next page
+        {
+            return FALSE;
+        }
+
+        // m_selection = page;
+        gtk_notebook_set_current_page( GTK_NOTEBOOK(widget), page );
+
+        g_signal_stop_emission_by_name (widget, "key_press_event");
+        return TRUE;
+    }
+
     /* win is a control: tab can be propagated up */
     if ((gdk_event->keyval == GDK_Tab) || (gdk_event->keyval == GDK_ISO_Left_Tab))
     {
-        int sel = win->GetSelection();
+        int sel = notebook->GetSelection();
         if (sel == -1)
             return TRUE;
-        wxGtkNotebookPage *nb_page = win->GetNotebookPage(sel);
+        wxGtkNotebookPage *nb_page = notebook->GetNotebookPage(sel);
         wxCHECK_MSG( nb_page, FALSE, _T("invalid selection in wxNotebook") );
 
         wxNavigationKeyEvent event;
-        event.SetEventObject( win );
+        event.SetEventObject( notebook );
         /* GDK reports GDK_ISO_Left_Tab for SHIFT-TAB */
         event.SetDirection( (gdk_event->keyval == GDK_Tab) );
         /* CTRL-TAB changes the (parent) window, i.e. switch notebook page */
-        event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) );
-        event.SetCurrentFocus( win );
+        event.SetWindowChange( (gdk_event->state & GDK_CONTROL_MASK) ||
+                               (gdk_event->keyval == GDK_Left) || (gdk_event->keyval == GDK_Right) );
+        event.SetCurrentFocus( notebook );
 
-        wxNotebookPage *client = win->GetPage(sel);
+        wxNotebookPage *client = notebook->GetPage(sel);
         if ( !client->GetEventHandler()->ProcessEvent( event ) )
         {
              client->SetFocus();
         }
 
-        gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "key_press_event" );
+        g_signal_stop_emission_by_name (widget, "key_press_event");
         return TRUE;
     }
 
     return FALSE;
 }
+}
 
 //-----------------------------------------------------------------------------
 // InsertChild callback for wxNotebook
@@ -284,12 +261,19 @@ static gint gtk_notebook_key_press_callback( GtkWidget *widget, GdkEventKey *gdk
 
 static void wxInsertChildInNotebook( wxNotebook* parent, wxWindow* child )
 {
-    // Hack alert! We manually set the child window
-    // parent field so that GTK can query the 
-    // notebook's style and font. Without that, GetBestSize could return
-    // incorrect size, see bug #901694 for details
+    // Hack Alert! (Part I): This sets the notebook as the parent of the child
+    // widget, and takes care of some details such as updating the state and
+    // style of the child to reflect its new location.  We do this early
+    // because without it GetBestSize (which is used to set the initial size
+    // of controls if an explicit size is not given) will often report
+    // incorrect sizes since the widget's style context is not fully known.
+    // See bug #901694 for details
     // (http://sourceforge.net/tracker/?func=detail&aid=901694&group_id=9863&atid=109863)
-    child->m_widget->parent = parent->m_widget;
+    gtk_widget_set_parent(child->m_widget, parent->m_widget);
+
+    // NOTE: This should be considered a temporary workaround until we can
+    // work out the details and implement delaying the setting of the initial
+    // size of widgets until the size is really needed.
 }
 
 //-----------------------------------------------------------------------------
@@ -350,27 +334,25 @@ bool wxNotebook::Create(wxWindow *parent, wxWindowID id,
 
     gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
 
-    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
-      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
+    g_signal_connect (m_widget, "switch_page",
+                      G_CALLBACK (gtk_notebook_page_change_callback), this);
 
     m_parent->DoAddChild( this );
 
-    if (m_windowStyle & wxNB_RIGHT)
+    if (m_windowStyle & wxBK_RIGHT)
         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_RIGHT );
-    if (m_windowStyle & wxNB_LEFT)
+    if (m_windowStyle & wxBK_LEFT)
         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_LEFT );
-    if (m_windowStyle & wxNB_BOTTOM)
+    if (m_windowStyle & wxBK_BOTTOM)
         gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_BOTTOM );
 
-    gtk_signal_connect( GTK_OBJECT(m_widget), "key_press_event",
-      GTK_SIGNAL_FUNC(gtk_notebook_key_press_callback), (gpointer)this );
+    g_signal_connect (m_widget, "key_press_event",
+                      G_CALLBACK (gtk_notebook_key_press_callback), this);
 
     PostCreation(size);
 
-    SetFont( parent->GetFont() );
-
-    gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
-                            GTK_SIGNAL_FUNC(gtk_notebook_realized_callback), (gpointer) this );
+    g_signal_connect (m_widget, "realize",
+                      G_CALLBACK (gtk_notebook_realized_callback), this);
 
     return TRUE;
 }
@@ -440,7 +422,7 @@ int wxNotebook::SetSelection( size_t page )
 
     // cache the selection
     m_selection = page;
-    gtk_notebook_set_page( GTK_NOTEBOOK(m_widget), page );
+    gtk_notebook_set_current_page( GTK_NOTEBOOK(m_widget), page );
 
     wxNotebookPage *client = GetPage(page);
     if ( client )
@@ -459,7 +441,7 @@ bool wxNotebook::SetPageText( size_t page, const wxString &text )
 
     nb_page->m_text = text;
 
-    gtk_label_set( nb_page->m_label, wxGTK_CONV( nb_page->m_text ) );
+    gtk_label_set_text( nb_page->m_label, wxGTK_CONV( nb_page->m_text ) );
 
     return TRUE;
 }
@@ -493,7 +475,7 @@ bool wxNotebook::SetPageImage( size_t page, int image )
     {
         /* Case 2) or 4). There is already an image in the gtkhbox. Let's find it */
 
-        GList *child = gtk_container_children(GTK_CONTAINER(nb_page->m_box));
+        GList *child = gtk_container_get_children(GTK_CONTAINER(nb_page->m_box));
         while (child)
         {
             if (GTK_IS_PIXMAP(child->data))
@@ -521,7 +503,7 @@ bool wxNotebook::SetPageImage( size_t page, int image )
     wxASSERT( m_imageList != NULL ); /* Just in case */
 
     /* Construct the new pixmap */
-    const wxBitmap *bmp = m_imageList->GetBitmap(image);
+    const wxBitmap *bmp = m_imageList->GetBitmapPtr(image);
     GdkPixmap *pixmap = bmp->GetPixmap();
     GdkBitmap *mask = (GdkBitmap*) NULL;
     if ( bmp->GetMask() )
@@ -595,23 +577,18 @@ bool wxNotebook::DeleteAllPages()
 
     wxASSERT_MSG( GetPageCount() == 0, _T("all pages must have been deleted") );
 
+    InvalidateBestSize();
     return wxNotebookBase::DeleteAllPages();
 }
 
-bool wxNotebook::DeletePage( size_t page )
+wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
 {
-    if ( m_selection == (int)m_pagesData.GetCount() - 1 )
+    if ( m_selection != -1 && (size_t)m_selection >= page )
     {
         // 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);
-}
-
-wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
-{
     wxNotebookPage *client = wxNotebookBase::DoRemovePage(page);
     if ( !client )
         return NULL;
@@ -623,13 +600,14 @@ wxNotebookPage *wxNotebook::DoRemovePage( size_t page )
     // 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 );
+    g_signal_handlers_disconnect_by_func (m_widget,
+                                          (gpointer) gtk_notebook_page_change_callback,
+                                          this);
 
     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 );
+    g_signal_connect (m_widget, "switch_page",
+                      G_CALLBACK (gtk_notebook_page_change_callback), this);
 
     wxGtkNotebookPage* p = GetNotebookPage(page);
     m_pagesData.DeleteObject(p);
@@ -652,13 +630,17 @@ bool wxNotebook::InsertPage( size_t position,
     wxCHECK_MSG( position <= GetPageCount(), FALSE,
                  _T("invalid page index in wxNotebookPage::InsertPage()") );
 
-    // Hack alert part II! See above in InsertChildInNotebook
-    // callback why this has to be done.
+    // Hack Alert! (Part II): See above in wxInsertChildInNotebook callback
+    // why this has to be done.  NOTE: using gtk_widget_unparent here does not
+    // work as it seems to undo too much and will cause errors in the
+    // gtk_notebook_insert_page below, so instead just clear the parent by
+    // hand here.
     win->m_widget->parent = NULL;
 
     // don't receive switch page during addition
-    gtk_signal_disconnect_by_func( GTK_OBJECT(m_widget),
-      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer) this );
+    g_signal_handlers_disconnect_by_func (m_widget,
+                                          (gpointer) gtk_notebook_page_change_callback,
+                                          this);
 
     if (m_themeEnabled)
         win->SetThemeEnabled(TRUE);
@@ -670,23 +652,17 @@ bool wxNotebook::InsertPage( size_t position,
     if ( position == GetPageCount() )
         m_pagesData.Append( nb_page );
     else
-        m_pagesData.Insert( m_pagesData.Item( position ), nb_page );
+        m_pagesData.Insert( position, nb_page );
 
     m_pages.Insert(win, position);
 
     nb_page->m_box = gtk_hbox_new( FALSE, 1 );
     gtk_container_border_width( GTK_CONTAINER(nb_page->m_box), 2 );
 
-    gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
-      GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
+    g_signal_connect (win->m_widget, "size_allocate",
+                      G_CALLBACK (gtk_page_size_callback), win);
 
-#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
-#endif
-     gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
+    gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position );
 
     nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data;
 
@@ -697,7 +673,7 @@ bool wxNotebook::InsertPage( size_t position,
     {
         wxASSERT( m_imageList != NULL );
 
-        const wxBitmap *bmp = m_imageList->GetBitmap(imageId);
+        const wxBitmap *bmp = m_imageList->GetBitmapPtr(imageId);
         GdkPixmap *pixmap = bmp->GetPixmap();
         GdkBitmap *mask = (GdkBitmap*) NULL;
         if ( bmp->GetMask() )
@@ -718,25 +694,27 @@ bool wxNotebook::InsertPage( size_t position,
     if (nb_page->m_text.IsEmpty()) nb_page->m_text = wxT("");
 
     nb_page->m_label = GTK_LABEL( gtk_label_new(wxGTK_CONV(nb_page->m_text)) );
-       nb_page->SetFont(GetFont());
     gtk_box_pack_end( GTK_BOX(nb_page->m_box), GTK_WIDGET(nb_page->m_label), FALSE, FALSE, m_padding );
 
+    /* apply current style */
+    GtkRcStyle *style = CreateWidgetStyle();
+    if ( style )
+    {
+        gtk_widget_modify_style(GTK_WIDGET(nb_page->m_label), style);
+        gtk_rc_style_unref(style);
+    }
+
     /* 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
-#endif
-           SetSelection( position );
+      SetSelection( position );
     }
 
-    gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
-      GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback), (gpointer)this );
+    g_signal_connect (m_widget, "switch_page",
+                      G_CALLBACK (gtk_notebook_page_change_callback), this);
 
+    InvalidateBestSize();
     return TRUE;
 }
 
@@ -760,17 +738,19 @@ int wxNotebook::HitTest(const wxPoint& pt, long *flags) const
     const gint y = m_widget->allocation.y;
 
     const size_t count = GetPageCount();
-    for ( size_t i = 0; i < count; i++ )
+    size_t i = 0;
+
+    GtkNotebook * notebook = GTK_NOTEBOOK(m_widget);
+    if (gtk_notebook_get_scrollable(notebook))
+        i = g_list_position( notebook->children, notebook->first_tab );
+
+    for ( ; 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
@@ -778,7 +758,7 @@ int wxNotebook::HitTest(const wxPoint& pt, long *flags) const
             {
                 GtkWidget *pixmap = NULL;
 
-                GList *children = gtk_container_children(GTK_CONTAINER(box));
+                GList *children = gtk_container_get_children(GTK_CONTAINER(box));
                 for ( GList *child = children; child; child = child->next )
                 {
                     if ( GTK_IS_PIXMAP(child->data) )
@@ -839,31 +819,18 @@ bool wxNotebook::DoPhase( int WXUNUSED(nPhase) )
 
 #endif
 
-void wxNotebook::ApplyWidgetStyle()
+void wxNotebook::DoApplyWidgetStyle(GtkRcStyle *style)
 {
-    // TODO, font for labels etc
-
-    SetWidgetStyle();
-    gtk_widget_set_style( m_widget, m_widgetStyle );
+    gtk_widget_modify_style(m_widget, style);
+    size_t cnt = m_pagesData.GetCount();
+    for (size_t i = 0; i < cnt; i++)
+        gtk_widget_modify_style(GTK_WIDGET(GetNotebookPage(i)->m_label), style);
 }
 
 bool wxNotebook::IsOwnGtkWindow( GdkWindow *window )
 {
     return ((m_widget->window == window) ||
-            (NOTEBOOK_PANEL(m_widget) == window));
-}
-
-bool  wxNotebook::SetFont(const wxFont& font)
-{
-       bool rc=wxNotebookBase::SetFont(font);
-
-       if (rc)
-       {
-               size_t i;
-               for (i=0 ; i < m_pagesData.GetCount() ; i++)
-                       GetNotebookPage(i)->SetFont(font);
-       }
-       return rc;
+            GTK_NOTEBOOK(m_widget)->event_window == window);
 }
 
 // static