X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e2762ff06a5e84c82242d0883d24d21042e5a97e..11a2ce5ad289cb21b35cc21131b46f75dd4af060:/src/gtk/listbox.cpp

diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index 449d4fbe01..3ad658a264 100644
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -21,6 +21,7 @@
 #include "wx/intl.h"
 #include "wx/checklst.h"
 #include "wx/settings.h"
+#include "wx/gtk/private.h"
 
 #if wxUSE_TOOLTIPS
 #include "wx/tooltip.h"
@@ -37,39 +38,14 @@
 extern void wxapp_install_idle_handler();
 extern bool g_isIdle;
 
-//-------------------------------------------------------------------------
-// conditional compilation
-//-------------------------------------------------------------------------
-
-#if (GTK_MINOR_VERSION > 0)
-    #define NEW_GTK_SCROLL_CODE
-#endif
-
-//-----------------------------------------------------------------------------
-// private functions
-//-----------------------------------------------------------------------------
-
-#if wxUSE_CHECKLISTBOX
-
-// checklistboxes have "[±] " prepended to their lables, this macro removes it
-// (NB: 4 below is the length of wxCHECKLBOX_STRING above)
-//
-// the argument to it is a "const char *" pointer
-#define GET_REAL_LABEL(label) ((m_hasCheckBoxes)?(label)+4 : (label))
-
-#else // !wxUSE_CHECKLISTBOX
-
-#define GET_REAL_LABEL(label) (label)
-
-#endif // wxUSE_CHECKLISTBOX
-
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 
-extern bool       g_blockEventsOnDrag;
-extern bool       g_blockEventsOnScroll;
-extern wxCursor   g_globalCursor;
+extern bool           g_blockEventsOnDrag;
+extern bool           g_blockEventsOnScroll;
+extern wxCursor       g_globalCursor;
+extern wxWindowGTK   *g_delayedFocus;
 
 static bool       g_hasDoubleClicked = FALSE;
 
@@ -84,14 +60,20 @@ struct wxlistbox_idle_struct
     gint         m_tag;
 };
 
-static gint wxlistbox_idle_callback( gpointer gdata )
+extern "C" gint wxlistbox_idle_callback( gpointer gdata )
 {
     wxlistbox_idle_struct* data = (wxlistbox_idle_struct*) gdata;
     gdk_threads_enter();
 
     gtk_idle_remove( data->m_tag );
 
-    data->m_listbox->SetFirstItem( data->m_item );
+    // check that the items haven't been deleted from the listbox since we had
+    // installed this callback
+    wxListBox *lbox = data->m_listbox;
+    if ( data->m_item < lbox->GetCount() )
+    {
+        lbox->SetFirstItem( data->m_item );
+    }
 
     delete data;
 
@@ -268,8 +250,11 @@ static void gtk_listitem_select_cb( GtkWidget *widget, wxListBox *listbox, bool
     if (!listbox->m_hasVMT) return;
     if (g_blockEventsOnDrag) return;
 
+    if (listbox->m_blockEvent) return;
+
     wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
     event.SetEventObject( listbox );
+
 //    MSW doesn't do that either
 //    event.SetExtraLong( (long) is_selection );
 
@@ -333,8 +318,8 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 {
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
-    m_isListBox = TRUE;
     m_prevSelection = 0;  // or -1 ??
+    m_blockEvent = FALSE;
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
@@ -375,11 +360,7 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
 
-#ifdef NEW_GTK_SCROLL_CODE
     gtk_scrolled_window_add_with_viewport( GTK_SCROLLED_WINDOW(m_widget), GTK_WIDGET(m_list) );
-#else
-    gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) );
-#endif
 
     /* make list scroll when moving the focus down using cursor keys */
     gtk_container_set_focus_vadjustment(
@@ -389,8 +370,6 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
 
     gtk_widget_show( GTK_WIDGET(m_list) );
 
-    SetBestSize( size );
-
     if ( style & wxLB_SORT )
     {
         // this will change DoAppend() behaviour
@@ -407,11 +386,15 @@ bool wxListBox::Create( wxWindow *parent, wxWindowID id,
         DoAppend(choices[i]);
     }
 
+    // call it after appending the strings to the listbox, otherwise it doesn't
+    // work correctly
+    SetBestSize( size );
+
     m_parent->DoAddChild( this );
 
     PostCreation();
 
-    SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_LISTBOX ) );
+    SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
     SetForegroundColour( parent->GetForegroundColour() );
     SetFont( parent->GetFont() );
 
@@ -430,6 +413,10 @@ wxListBox::~wxListBox()
       delete m_strings;
 }
 
+// ----------------------------------------------------------------------------
+// adding items
+// ----------------------------------------------------------------------------
+
 void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
 {
     wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
@@ -537,7 +524,7 @@ void wxListBox::GtkAddItem( const wxString &item, int pos )
     }
 #endif // wxUSE_CHECKLISTBOX
 
-    list_item = gtk_list_item_new_with_label( label.mbc_str() );
+    list_item = gtk_list_item_new_with_label( wxGTK_CONV( label ) );
 
     GList *gitem_list = g_list_alloc ();
     gitem_list->data = list_item;
@@ -611,59 +598,21 @@ void wxListBox::DoSetItems( const wxArrayString& items,
 }
 
 // ----------------------------------------------------------------------------
-// client data
+// deleting items
 // ----------------------------------------------------------------------------
 
-void wxListBox::DoSetItemClientData( int n, void* clientData )
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
-
-    wxNode *node = m_clientList.Nth( n );
-    wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientData") );
-
-    node->SetData( (wxObject*) clientData );
-}
-
-void* wxListBox::DoGetItemClientData( int n ) const
-{
-    wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid listbox control") );
-
-    wxNode *node = m_clientList.Nth( n );
-    wxCHECK_MSG( node, NULL, wxT("invalid index in wxListBox::DoGetItemClientData") );
-
-    return node->Data();
-}
-
-void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
-{
-    wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
-
-    wxNode *node = m_clientList.Nth( n );
-    wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientObject") );
-
-    wxClientData *cd = (wxClientData*) node->Data();
-    delete cd;
-
-    node->SetData( (wxObject*) clientData );
-}
-
-wxClientData* wxListBox::DoGetItemClientObject( int n ) const
-{
-    wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid listbox control") );
-
-    wxNode *node = m_clientList.Nth( n );
-    wxCHECK_MSG( node, (wxClientData *)NULL,
-                 wxT("invalid index in wxListBox::DoGetItemClientObject") );
-
-    return (wxClientData*) node->Data();
-}
-
 void wxListBox::Clear()
 {
     wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
 
     gtk_list_clear_items( m_list, 0, GetCount() );
 
+    if ( GTK_LIST(m_list)->last_focus_child != NULL  )
+    {
+        // This should be NULL, I think.
+        GTK_LIST(m_list)->last_focus_child = NULL;
+    }
+
     if ( HasClientObjectData() )
     {
         // destroy the data (due to Robert's idea of using wxList<wxObject>
@@ -710,10 +659,81 @@ void wxListBox::Delete( int n )
         m_strings->Remove(n);
 }
 
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
+
+void wxListBox::DoSetItemClientData( int n, void* clientData )
+{
+    wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
+
+    wxNode *node = m_clientList.Nth( n );
+    wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientData") );
+
+    node->SetData( (wxObject*) clientData );
+}
+
+void* wxListBox::DoGetItemClientData( int n ) const
+{
+    wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid listbox control") );
+
+    wxNode *node = m_clientList.Nth( n );
+    wxCHECK_MSG( node, NULL, wxT("invalid index in wxListBox::DoGetItemClientData") );
+
+    return node->Data();
+}
+
+void wxListBox::DoSetItemClientObject( int n, wxClientData* clientData )
+{
+    wxCHECK_RET( m_widget != NULL, wxT("invalid listbox control") );
+
+    wxNode *node = m_clientList.Nth( n );
+    wxCHECK_RET( node, wxT("invalid index in wxListBox::DoSetItemClientObject") );
+
+    // wxItemContainer already deletes data for us
+
+    node->SetData( (wxObject*) clientData );
+}
+
+wxClientData* wxListBox::DoGetItemClientObject( int n ) const
+{
+    wxCHECK_MSG( m_widget != NULL, (wxClientData*) NULL, wxT("invalid listbox control") );
+
+    wxNode *node = m_clientList.Nth( n );
+    wxCHECK_MSG( node, (wxClientData *)NULL,
+                 wxT("invalid index in wxListBox::DoGetItemClientObject") );
+
+    return (wxClientData*) node->Data();
+}
+
 // ----------------------------------------------------------------------------
 // string list access
 // ----------------------------------------------------------------------------
 
+wxString wxListBox::GetRealLabel(GList *item) const
+{
+    GtkBin *bin = GTK_BIN( item->data );
+    GtkLabel *label = GTK_LABEL( bin->child );
+
+    wxString str;
+
+#ifdef __WXGTK20__
+    str = wxGTK_CONV_BACK( gtk_label_get_text( label ) );
+#else
+    str = wxString( label->label );
+#endif
+
+#if wxUSE_CHECKLISTBOX
+    // checklistboxes have "[±] " prepended to their lables, remove it
+    //
+    // NB: 4 below is the length of wxCHECKLBOX_STRING from wx/gtk/checklst.h
+    if ( m_hasCheckBoxes )
+        str.erase(0, 4);
+#endif // wxUSE_CHECKLISTBOX
+
+    return str;
+}
+
 void wxListBox::SetString( int n, const wxString &string )
 {
     wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
@@ -731,7 +751,7 @@ void wxListBox::SetString( int n, const wxString &string )
 #endif // wxUSE_CHECKLISTBOX
         str += string;
 
-        gtk_label_set( label, str.mbc_str() );
+        gtk_label_set( label, wxGTK_CONV( str ) );
     }
     else
     {
@@ -746,12 +766,7 @@ wxString wxListBox::GetString( int n ) const
     GList *child = g_list_nth( m_list->children, n );
     if (child)
     {
-        GtkBin *bin = GTK_BIN( child->data );
-        GtkLabel *label = GTK_LABEL( bin->child );
-
-        wxString str = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
-
-        return str;
+        return GetRealLabel(child);
     }
 
     wxFAIL_MSG(wxT("wrong listbox index"));
@@ -775,12 +790,7 @@ int wxListBox::FindString( const wxString &item ) const
     int count = 0;
     while (child)
     {
-        GtkBin *bin = GTK_BIN( child->data );
-        GtkLabel *label = GTK_LABEL( bin->child );
-
-        wxString str = wxString(GET_REAL_LABEL(label->label),*wxConvCurrent);
-
-        if (str == item)
+        if ( GetRealLabel(child) == item )
             return count;
 
         count++;
@@ -856,7 +866,7 @@ void wxListBox::SetSelection( int n, bool select )
 {
     wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
 
-    GtkDisableEvents();
+    m_blockEvent = TRUE;
 
     if (select)
     {
@@ -868,7 +878,7 @@ void wxListBox::SetSelection( int n, bool select )
     else
         gtk_list_unselect_item( m_list, n );
 
-    GtkEnableEvents();
+    m_blockEvent = FALSE;
 }
 
 void wxListBox::DoSetFirstItem( int n )
@@ -905,7 +915,7 @@ void wxListBox::DoSetFirstItem( int n )
     float y = item->allocation.y;
     if (y > adjustment->upper - adjustment->page_size)
         y = adjustment->upper - adjustment->page_size;
-	gtk_adjustment_set_value( adjustment, y );
+    gtk_adjustment_set_value( adjustment, y );
 }
 
 // ----------------------------------------------------------------------------
@@ -940,38 +950,6 @@ void wxListBox::ApplyToolTip( GtkTooltips *tips, const wxChar *tip )
 }
 #endif // wxUSE_TOOLTIPS
 
-void wxListBox::GtkDisableEvents()
-{
-    GList *child = m_list->children;
-    while (child)
-    {
-        gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
-          GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-
-        if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
-            gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
-              GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
-
-        child = child->next;
-    }
-}
-
-void wxListBox::GtkEnableEvents()
-{
-    GList *child = m_list->children;
-    while (child)
-    {
-        gtk_signal_connect( GTK_OBJECT(child->data), "select",
-          GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-
-        if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
-            gtk_signal_connect( GTK_OBJECT(child->data), "deselect",
-              GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
-
-        child = child->next;
-    }
-}
-
 GtkWidget *wxListBox::GetConnectWidget()
 {
     return GTK_WIDGET(m_list);
@@ -1049,6 +1027,15 @@ void wxListBox::OnInternalIdle()
         }
     }
 
+    if (g_delayedFocus == this)
+    {
+        if (GTK_WIDGET_REALIZED(m_widget))
+        {
+            gtk_widget_grab_focus( m_widget );
+            g_delayedFocus = NULL;
+        }
+    }
+
     UpdateWindowUI();
 }
 
@@ -1066,7 +1053,7 @@ wxSize wxListBox::DoGetBestSize() const
     }
 
     // Add room for the scrollbar
-    lbWidth += wxSystemSettings::GetSystemMetric(wxSYS_VSCROLL_X);
+    lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
 
     // And just a bit more
     int cx, cy;
@@ -1080,4 +1067,13 @@ wxSize wxListBox::DoGetBestSize() const
     return wxSize(lbWidth, lbHeight);
 }
 
-#endif
+void wxListBox::FixUpMouseEvent(GtkWidget *widget, wxCoord& x, wxCoord& y)
+{
+    // the mouse event coords are relative to the listbox items, we need to
+    // translate them to the normal client coords
+    x += widget->allocation.x;
+    y += widget->allocation.y;
+}
+
+#endif // wxUSE_LISTBOX
+