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
-#define CHECKBOX_STRING "[-] "
-
// checklistboxes have "[±] " prepended to their lables, this macro removes it
-// (NB: 4 below is the length of CHECKBOX_STRING above)
+// (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))
static bool g_hasDoubleClicked = FALSE;
+//-----------------------------------------------------------------------------
+// idle callback for SetFirstItem
+//-----------------------------------------------------------------------------
+
+struct wxlistbox_idle_struct
+{
+ wxListBox *m_listbox;
+ int m_item;
+ gint m_tag;
+};
+
+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 );
+
+ // 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;
+
+ gdk_threads_leave();
+
+ return TRUE;
+}
+
//-----------------------------------------------------------------------------
// "button_release_event"
//-----------------------------------------------------------------------------
static gint
gtk_listbox_key_press_callback( GtkWidget *widget, GdkEventKey *gdk_event, wxListBox *listbox )
{
- if (g_isIdle)
+ if (g_isIdle)
wxapp_install_idle_handler();
- if (g_blockEventsOnDrag)
+ if (g_blockEventsOnDrag)
return FALSE;
bool ret = FALSE;
new_event.SetCurrentFocus( listbox );
ret = listbox->GetEventHandler()->ProcessEvent( new_event );
}
-
+
+ if ((gdk_event->keyval == GDK_Return) && (!ret))
+ {
+ // eat return in all modes
+ ret = TRUE;
+ }
+
#if wxUSE_CHECKLISTBOX
if ((gdk_event->keyval == ' ') && (listbox->m_hasCheckBoxes) && (!ret))
{
// "select" and "deselect"
//-----------------------------------------------------------------------------
-static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox );
+static void gtk_listitem_select_cb( GtkWidget *widget, wxListBox *listbox, bool is_selection );
+
+static void gtk_listitem_select_callback( GtkWidget *widget, wxListBox *listbox )
+{
+ gtk_listitem_select_cb( widget, listbox, TRUE );
+}
static void gtk_listitem_deselect_callback( GtkWidget *widget, wxListBox *listbox )
{
- gtk_listitem_select_callback( widget, listbox );
+ gtk_listitem_select_cb( widget, listbox, FALSE );
}
-static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox )
+static void gtk_listitem_select_cb( GtkWidget *widget, wxListBox *listbox, bool is_selection )
{
if (g_isIdle) wxapp_install_idle_handler();
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 );
+
+
+ if ((listbox->GetWindowStyleFlag() & wxLB_SINGLE) != 0)
+ {
+ int sel = listbox->GtkGetIndex( widget );
+
+ if (listbox->m_prevSelection != sel)
+ gtk_list_unselect_item( listbox->m_list, listbox->m_prevSelection );
+
+ listbox->m_prevSelection = sel;
+ }
wxArrayInt aSelections;
int n, count = listbox->GetSelections(aSelections);
event.m_commandInt = n;
- listbox->GetEventHandler()->AddPendingEvent( event );
-// listbox->GetEventHandler()->ProcessEvent( event );
+// No longer required with new code in wxLB_SINGLE
+// listbox->GetEventHandler()->AddPendingEvent( event );
+ listbox->GetEventHandler()->ProcessEvent( event );
}
//-----------------------------------------------------------------------------
{
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 ))
m_list = GTK_LIST( gtk_list_new() );
- GtkSelectionMode mode = GTK_SELECTION_BROWSE;
+ GtkSelectionMode mode;
if (style & wxLB_MULTIPLE)
+ {
mode = GTK_SELECTION_MULTIPLE;
+ }
else if (style & wxLB_EXTENDED)
+ {
mode = GTK_SELECTION_EXTENDED;
+ }
+ else
+ {
+ // if style was 0 set single mode
+ m_windowStyle |= wxLB_SINGLE;
+ mode = GTK_SELECTION_MULTIPLE;
+ }
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(
gtk_widget_show( GTK_WIDGET(m_list) );
- SetSizeOrDefault( size );
-
if ( style & wxLB_SORT )
{
// this will change DoAppend() behaviour
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_WINDOW ) );
+ SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
SetForegroundColour( parent->GetForegroundColour() );
SetFont( parent->GetFont() );
wxListBox::~wxListBox()
{
+ m_hasVMT = FALSE;
+
Clear();
+
+ if (m_strings)
+ delete m_strings;
}
void wxListBox::DoInsertItems(const wxArrayString& items, int pos)
GList *children = m_list->children;
int length = g_list_length(children);
-
+
wxCHECK_RET( pos <= length, wxT("invalid index in wxListBox::InsertItems") );
size_t nItems = items.GetCount();
+ int index;
- if (pos == length)
+ if (m_strings)
{
- for ( size_t n = 0; n < nItems; n++ )
+ for (size_t n = 0; n < nItems; n++)
{
- GtkAddItem( items[n] );
-
- m_clientList.Append((wxObject *)NULL);
+ index = m_strings->Add( items[n] );
+
+ if (index != GetCount())
+ {
+ GtkAddItem( items[n], index );
+ wxNode *node = m_clientList.Nth( index );
+ m_clientList.Insert( node, (wxObject*) NULL );
+ }
+ else
+ {
+ GtkAddItem( items[n] );
+ m_clientList.Append( (wxObject*) NULL );
+ }
}
}
else
{
- wxNode *node = m_clientList.Nth( pos );
- for ( size_t n = 0; n < nItems; n++ )
+ if (pos == length)
{
- GtkAddItem( items[n], pos+n );
+ for ( size_t n = 0; n < nItems; n++ )
+ {
+ GtkAddItem( items[n] );
- m_clientList.Insert( node, (wxObject *)NULL );
+ m_clientList.Append((wxObject *)NULL);
+ }
+ }
+ else
+ {
+ wxNode *node = m_clientList.Nth( pos );
+ for ( size_t n = 0; n < nItems; n++ )
+ {
+ GtkAddItem( items[n], pos+n );
+
+ m_clientList.Insert( node, (wxObject *)NULL );
+ }
}
}
{
// need to determine the index
int index = m_strings->Add( item );
-
- // only if not at the end anyway
- if (index != GetCount())
- {
- GtkAddItem( item, index );
-
- wxNode *node = m_clientList.Nth( index );
+
+ // only if not at the end anyway
+ if (index != GetCount())
+ {
+ GtkAddItem( item, index );
+
+ wxNode *node = m_clientList.Nth( index );
m_clientList.Insert( node, (wxObject *)NULL );
-
- return index;
- }
+
+ return index;
+ }
}
-
+
GtkAddItem(item);
m_clientList.Append((wxObject *)NULL);
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
{
- label.Prepend(CHECKBOX_STRING);
+ label.Prepend(wxCHECKLBOX_STRING);
}
#endif // wxUSE_CHECKLISTBOX
GList *gitem_list = g_list_alloc ();
gitem_list->data = list_item;
-
+
if (pos == -1)
gtk_list_append_items( GTK_LIST (m_list), gitem_list );
else
gtk_signal_connect( GTK_OBJECT(list_item), "select",
GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
- if (HasFlag(wxLB_MULTIPLE))
+ if (HasFlag(wxLB_MULTIPLE) || HasFlag(wxLB_EXTENDED))
gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
GTK_SIGNAL_FUNC(gtk_listitem_deselect_callback), (gpointer)this );
gtk_widget_realize( GTK_BIN(list_item)->child );
// Apply current widget style to the new list_item
- if (m_widgetStyle)
- {
+ if (m_widgetStyle)
+ {
gtk_widget_set_style( GTK_WIDGET( list_item ), m_widgetStyle );
GtkBin *bin = GTK_BIN( list_item );
GtkWidget *label = GTK_WIDGET( bin->child );
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
- gtk_list_clear_items( m_list, 0, Number() );
+ 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() )
{
wxNode *node = m_clientList.Nth( n );
if ( node )
{
- if ( m_clientDataItemsType == ClientData_Object )
+ if ( m_clientDataItemsType == wxClientData_Object )
{
wxClientData *cd = (wxClientData*)node->Data();
delete cd;
wxString str;
#if wxUSE_CHECKLISTBOX
if (m_hasCheckBoxes)
- str += CHECKBOX_STRING;
+ str += wxCHECKLBOX_STRING;
#endif // wxUSE_CHECKLISTBOX
str += string;
wxCHECK_MSG( m_list != NULL, FALSE, wxT("invalid listbox") );
GList *target = g_list_nth( m_list->children, n );
-
+
wxCHECK_MSG( target, FALSE, wxT("invalid listbox index") );
-
+
return (GTK_WIDGET(target->data)->state == GTK_STATE_SELECTED) ;
}
{
wxCHECK_RET( m_list != NULL, wxT("invalid listbox") );
- GtkDisableEvents();
+ m_blockEvent = TRUE;
if (select)
+ {
+ if ((m_windowStyle & wxLB_SINGLE) != 0)
+ gtk_list_unselect_item( m_list, m_prevSelection );
gtk_list_select_item( m_list, n );
+ m_prevSelection = n;
+ }
else
gtk_list_unselect_item( m_list, n );
- GtkEnableEvents();
+ m_blockEvent = FALSE;
}
-void wxListBox::DoSetFirstItem( int WXUNUSED(n) )
+void wxListBox::DoSetFirstItem( int n )
{
- wxFAIL_MSG(wxT("wxListBox::SetFirstItem not implemented"));
+ wxCHECK_RET( m_list, wxT("invalid listbox") );
+
+ if (gdk_pointer_is_grabbed () && GTK_WIDGET_HAS_GRAB (m_list))
+ return;
+
+ // terribly efficient
+ const gchar *vadjustment_key = "gtk-vadjustment";
+ guint vadjustment_key_id = g_quark_from_static_string (vadjustment_key);
+
+ GtkAdjustment *adjustment =
+ (GtkAdjustment*) gtk_object_get_data_by_id (GTK_OBJECT (m_list), vadjustment_key_id);
+ wxCHECK_RET( adjustment, wxT("invalid listbox code") );
+
+ GList *target = g_list_nth( m_list->children, n );
+ wxCHECK_RET( target, wxT("invalid listbox index") );
+
+ GtkWidget *item = GTK_WIDGET(target->data);
+ wxCHECK_RET( item, wxT("invalid listbox code") );
+
+ if (item->allocation.y == -1)
+ {
+ wxlistbox_idle_struct* data = new wxlistbox_idle_struct;
+ data->m_listbox = this;
+ data->m_item = n;
+ data->m_tag = gtk_idle_add_priority( 800, wxlistbox_idle_callback, (gpointer) data );
+
+ return;
+ }
+
+ float y = item->allocation.y;
+ if (y > adjustment->upper - adjustment->page_size)
+ y = adjustment->upper - adjustment->page_size;
+ gtk_adjustment_set_value( adjustment, y );
}
// ----------------------------------------------------------------------------
}
#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))
- 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))
- 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);
as setting the cursor in a parent window also effects the
windows above so that checking for the current cursor is
not possible. */
-
+
gdk_window_set_cursor( GTK_WIDGET(m_list)->window, cursor.GetCursor() );
GList *child = m_list->children;
{
GtkBin *bin = GTK_BIN( child->data );
GtkWidget *label = GTK_WIDGET( bin->child );
-
+
if (!label->window)
break;
else
wxSize wxListBox::DoGetBestSize() const
{
- return wxSize(100, 110);
+ int lbWidth = 100; // some defaults
+ int lbHeight = 110;
+ int wLine;
+
+ // Find the widest line
+ for(int i = 0; i < GetCount(); i++) {
+ wxString str(GetString(i));
+ GetTextExtent(str, &wLine, NULL);
+ lbWidth = wxMax(lbWidth, wLine);
+ }
+
+ // Add room for the scrollbar
+ lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
+
+ // And just a bit more
+ int cx, cy;
+ GetTextExtent("X", &cx, &cy);
+ lbWidth += 3 * cx;
+
+ // don't make the listbox too tall (limit height to around 10 items) but don't
+ // make it too small neither
+ lbHeight = (cy+4) * wxMin(wxMax(GetCount(), 3), 10);
+
+ return wxSize(lbWidth, lbHeight);
}
#endif
projects / wxWidgets.git / blobdiff