#endif
#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
//-----------------------------------------------------------------------------
// data
}
}
+//-----------------------------------------------------------------------------
+// "key_press_event"
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gint
+gtk_listbox_key_press_callback( GtkWidget *WXUNUSED(widget),
+ GdkEventKey *gdk_event,
+ wxListBox *listbox )
+{
+ if ((gdk_event->keyval == GDK_Return) ||
+ (gdk_event->keyval == GDK_ISO_Enter) ||
+ (gdk_event->keyval == GDK_KP_Enter))
+ {
+ int index = listbox->GetSelection();
+ if (index != wxNOT_FOUND)
+ {
+
+ wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
+ event.SetEventObject( listbox );
+
+ GtkTreeEntry* entry = listbox->GtkGetEntry( index );
+
+ // indicate that this is a selection
+ event.SetExtraLong( 1 );
+
+ event.SetInt( index );
+ event.SetString(wxConvUTF8.cMB2WX(gtk_tree_entry_get_label(entry)));
+
+ if ( listbox->HasClientObjectData() )
+ event.SetClientObject(
+ (wxClientData*) gtk_tree_entry_get_userdata(entry)
+ );
+ else if ( listbox->HasClientUntypedData() )
+ event.SetClientData( gtk_tree_entry_get_userdata(entry) );
+
+ /* bool ret = */ listbox->HandleWindowEvent( event );
+
+ g_object_unref (entry);
+
+// wxMac and wxMSW always invoke default action
+// if (!ret)
+ {
+ // DClick not handled -> invoke default action
+ wxWindow *tlw = wxGetTopLevelParent( listbox );
+ if (tlw)
+ {
+ GtkWindow *gtk_window = GTK_WINDOW( tlw->GetHandle() );
+ if (gtk_window)
+ gtk_window_activate_default( gtk_window );
+ }
+ }
+
+ // Always intercept, otherwise we'd get another dclick
+ // event from row_activated
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+}
+}
+
//-----------------------------------------------------------------------------
// GtkTreeEntry destruction (to destroy client data)
//-----------------------------------------------------------------------------
g_signal_connect_after(m_treeview, "row-activated",
G_CALLBACK(gtk_listbox_row_activated_callback), this);
+ // for intercepting dclick generation by <ENTER>
+ g_signal_connect (m_treeview, "key_press_event",
+ G_CALLBACK (gtk_listbox_key_press_callback),
+ this);
m_parent->DoAddChild( this );
PostCreation(size);
m_blockEvent = false;
}
-void wxListBox::DoSetFirstItem( int n )
+void wxListBox::DoScrollToCell(int n, float alignY, float alignX)
{
wxCHECK_RET( m_treeview, wxT("invalid listbox") );
wxCHECK_RET( IsValid(n), wxT("invalid index"));
// Scroll to the desired cell (0.0 == topleft alignment)
gtk_tree_view_scroll_to_cell(m_treeview, path, NULL,
- TRUE, 0.0f, 0.0f);
+ TRUE, alignY, alignX);
gtk_tree_path_free(path);
}
+void wxListBox::DoSetFirstItem(int n)
+{
+ DoScrollToCell(n, 0, 0);
+}
+
+void wxListBox::EnsureVisible(int n)
+{
+ DoScrollToCell(n, 0.5, 0);
+}
+
// ----------------------------------------------------------------------------
// hittest
// ----------------------------------------------------------------------------
// Start with a minimum size that's not too small
int cx, cy;
GetTextExtent( wxT("X"), &cx, &cy);
- int lbWidth = 3 * cx;
+ int lbWidth = 0;
int lbHeight = 10;
- // Get the visible area of the tree view (limit to the 10th item
- // so that it isn't too big)
- unsigned int count = GetCount();
- if (count)
+ // Find the widest string.
+ const unsigned int count = GetCount();
+ if ( count )
{
int wLine;
-
- // Find the widest line
- for(unsigned int i = 0; i < count; i++) {
- wxString str(GetString(i));
- GetTextExtent(str, &wLine, NULL);
- lbWidth = wxMax(lbWidth, wLine);
+ for ( unsigned int i = 0; i < count; i++ )
+ {
+ GetTextExtent(GetString(i), &wLine, NULL);
+ if ( wLine > lbWidth )
+ lbWidth = wLine;
}
+ }
- lbWidth += 3 * cx;
+ lbWidth += 3 * cx;
- // And just a bit more for the checkbox if present and then some
- // (these are rough guesses)
+ // And just a bit more for the checkbox if present and then some
+ // (these are rough guesses)
#if wxUSE_CHECKLISTBOX
- if ( m_hasCheckBoxes )
- {
- lbWidth += 35;
- cy = cy > 25 ? cy : 25; // rough height of checkbox
- }
-#endif
-
- // 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(count, 3), 10);
+ if ( m_hasCheckBoxes )
+ {
+ lbWidth += 35;
+ cy = cy > 25 ? cy : 25; // rough height of checkbox
}
+#endif
// Add room for the scrollbar
lbWidth += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X);
+ // Don't make the listbox too tall but don't make it too small neither
+ lbHeight = (cy+4) * wxMin(wxMax(count, 3), 10);
+
wxSize best(lbWidth, lbHeight);
CacheBestSize(best);
return best;