X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..520e470fdd0daef09c77938db642e4583933c90d:/src/gtk1/listbox.cpp?ds=inline

diff --git a/src/gtk1/listbox.cpp b/src/gtk1/listbox.cpp
index 37dd67fef3..d434764ba4 100644
--- a/src/gtk1/listbox.cpp
+++ b/src/gtk1/listbox.cpp
@@ -5,7 +5,7 @@
 // Created:     01/02/97
 // Id:
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 
@@ -13,117 +13,192 @@
 #pragma implementation "listbox.h"
 #endif
 
+#include "wx/dynarray.h"
 #include "wx/listbox.h"
+#include "wx/utils.h"
+#include <wx/intl.h>
 
 //-----------------------------------------------------------------------------
-// wxListBox
+// data
+//-----------------------------------------------------------------------------
+
+extern bool   g_blockEventsOnDrag;
+
+//-----------------------------------------------------------------------------
+// "select" and "deselect"
 //-----------------------------------------------------------------------------
 
-void gtk_listitem_select_callback( GtkWidget *widget, gpointer data )
+static void gtk_listitem_select_callback( GtkWidget *WXUNUSED(widget), wxListBox *listbox )
 {
-  wxListBox *listbox = (wxListBox*)data;
+  if (!listbox->HasVMT()) return;
+  if (g_blockEventsOnDrag) return;
 
   wxCommandEvent event(wxEVT_COMMAND_LISTBOX_SELECTED, listbox->GetId() );
-  
-  event.SetInt( listbox->GetIndex( widget ) );
-  
-  GtkBin *bin = GTK_BIN( widget );
-  GtkLabel *label = GTK_LABEL( bin->child );
-  wxString tmp( label->label );
-  event.SetString( WXSTRINGCAST(tmp) );
-  
+
+    wxArrayInt aSelections;
+    int count = listbox->GetSelections(aSelections);
+    if ( count > 0 )
+    {
+      event.m_commandInt = aSelections[0] ;
+      event.m_clientData = listbox->GetClientData(event.m_commandInt);
+      wxString str(listbox->GetString(event.m_commandInt));
+      if (str != "")
+        event.m_commandString = copystring((char *)(const char *)str);
+    }
+    else
+    {
+      event.m_commandInt = -1 ;
+      event.m_commandString = copystring("") ;
+    }
+
   event.SetEventObject( listbox );
-  
-  listbox->ProcessEvent( event );
-};
 
+  listbox->GetEventHandler()->ProcessEvent( event );
+  if (event.m_commandString) delete[] event.m_commandString ;
+}
+
+//-----------------------------------------------------------------------------
+// wxListBox
 //-----------------------------------------------------------------------------
 
 IMPLEMENT_DYNAMIC_CLASS(wxListBox,wxControl)
 
 wxListBox::wxListBox(void)
 {
-  m_list = NULL;
-};
+  m_list = (GtkList *) NULL;
+}
 
-wxListBox::wxListBox( wxWindow *parent, wxWindowID id, 
-      const wxPoint &pos, const wxSize &size, 
-      const int n, const wxString choices[],
-      const long style, const wxString &name )
-{
-  Create( parent, id, pos, size, n, choices, style, name );
-};
-
-bool wxListBox::Create( wxWindow *parent, wxWindowID id, 
-      const wxPoint &pos, const wxSize &size, 
-      const int n, const wxString choices[],
-      const long style, const wxString &name )
+bool wxListBox::Create( wxWindow *parent, wxWindowID id,
+      const wxPoint &pos, const wxSize &size,
+      int n, const wxString choices[],
+      long style, const wxValidator& validator, const wxString &name )
 {
   m_needParent = TRUE;
-  
+
   PreCreation( parent, id, pos, size, style, name );
-  
-  m_widget = gtk_scrolled_window_new( NULL, NULL );
+
+  SetValidator( validator );
+
+  m_widget = gtk_scrolled_window_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL );
   gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW(m_widget),
     GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC );
-  
+
   m_list = GTK_LIST( gtk_list_new() );
-  gtk_list_set_selection_mode( GTK_LIST(m_list), GTK_SELECTION_BROWSE );
-  
+
+  GtkSelectionMode mode = GTK_SELECTION_BROWSE;
+  if (style & wxLB_MULTIPLE)
+    mode = GTK_SELECTION_MULTIPLE;
+  else if (style & wxLB_EXTENDED)
+    mode = GTK_SELECTION_EXTENDED;
+
+  gtk_list_set_selection_mode( GTK_LIST(m_list), mode );
+
   gtk_container_add (GTK_CONTAINER(m_widget), GTK_WIDGET(m_list) );
   gtk_widget_show( GTK_WIDGET(m_list) );
-  
+
+  wxSize newSize = size;
+  if (newSize.x == -1) newSize.x = 100;
+  if (newSize.y == -1) newSize.y = 110;
+  SetSize( newSize.x, newSize.y );
+
   for (int i = 0; i < n; i++)
   {
     GtkWidget *list_item;
-    list_item = gtk_list_item_new_with_label( choices[i] ); 
-  
-    gtk_signal_connect( GTK_OBJECT(list_item), "select", 
-      GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-  
+    list_item = gtk_list_item_new_with_label( choices[i] );
+
     gtk_container_add( GTK_CONTAINER(m_list), list_item );
-    
+
+    gtk_signal_connect( GTK_OBJECT(list_item), "select",
+      GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
+
+    if (style & wxLB_MULTIPLE)
+      gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
+        GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
+
+    m_clientData.Append( (wxObject*)NULL );
+
     gtk_widget_show( list_item );
-  };
- 
+  }
+
   PostCreation();
-  
+
+  gtk_widget_realize( GTK_WIDGET(m_list) );
+
   Show( TRUE );
-  
+
   return TRUE;
-};
+}
 
 void wxListBox::Append( const wxString &item )
 {
-  GtkWidget *list_item;
-  list_item = gtk_list_item_new_with_label( item ); 
-  
- gtk_signal_connect( GTK_OBJECT(list_item), "select", 
+  Append( item, (char*)NULL );
+}
+
+void wxListBox::Append( const wxString &item, char *clientData )
+{
+  GtkWidget *list_item = gtk_list_item_new_with_label( item );
+
+  if (m_hasOwnStyle)
+  {
+    GtkBin *bin = GTK_BIN( list_item );
+    gtk_widget_set_style( bin->child,
+      gtk_style_ref(
+        gtk_widget_get_style( m_widget ) ) );
+  }
+
+  gtk_signal_connect( GTK_OBJECT(list_item), "select",
     GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-  
+
+  if (GetWindowStyleFlag() & wxLB_MULTIPLE)
+    gtk_signal_connect( GTK_OBJECT(list_item), "deselect",
+      GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
+
+  m_clientData.Append( (wxObject*)clientData );
+
   gtk_container_add( GTK_CONTAINER(m_list), list_item );
-    
+
   gtk_widget_show( list_item );
-};
 
-void wxListBox::Append( const wxString &WXUNUSED(item), char *WXUNUSED(clientData) )
-{
-};
+  ConnectWidget( list_item );
+
+  ConnectDnDWidget( list_item );
+
+}
 
 void wxListBox::Clear(void)
 {
   gtk_list_clear_items( m_list, 0, Number() );
-};
+
+  m_clientData.Clear();
+}
 
 void wxListBox::Delete( int n )
 {
-  gtk_list_clear_items( m_list, n, n );
-};
+  GList *child = g_list_nth( m_list->children, n );
+
+  if (!child)
+  {
+    wxFAIL_MSG("wrong listbox index");
+    return;
+  }
+
+  GList *list = g_list_append( NULL, child->data );
+  gtk_list_remove_items( m_list, list );
+  g_list_free( list );
+
+  wxNode *node = m_clientData.Nth( n );
+  if (!node)
+  {
+    wxFAIL_MSG("wrong listbox index");
+  }
+  else
+    m_clientData.DeleteNode( node );
+}
 
 void wxListBox::Deselect( int n )
 {
   gtk_list_unselect_item( m_list, n );
-};
+}
 
 int wxListBox::FindString( const wxString &item ) const
 {
@@ -136,36 +211,63 @@ int wxListBox::FindString( const wxString &item ) const
     if (item == label->label) return count;
     count++;
     child = child->next;
-  };
+  }
+
+  // it's not an error if the string is not found - this function may be used to
+  // test for existence of the string in the listbox, so don't give any
+  // errors/assert failures.
+
   return -1;
-};
+}
 
-char *wxListBox::GetClientData( const int WXUNUSED(n) ) const
+char *wxListBox::GetClientData( int n ) const
 {
-  return NULL;
-};
+  wxNode *node = m_clientData.Nth( n );
+  if (node) return ((char*)node->Data());
+
+  wxFAIL_MSG("wrong listbox index");
+  return (char *) NULL;
+}
 
 int wxListBox::GetSelection(void) const
 {
-  GList *selection = m_list->selection;
-  if (selection)
+  GList *child = m_list->children;
+  int count = 0;
+  while (child)
   {
-    GList *child = m_list->children;
-    int count = 0;
-    while (child)
-    {
-      if (child->data == selection->data) return count;
-      count++;
-      child = child->next;
-    };
-  };
+    if (GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED) return count;
+    count++;
+    child = child->next;
+  }
   return -1;
-};
+}
 
-int wxListBox::GetSelections( int **WXUNUSED(selections) ) const
+int wxListBox::GetSelections(wxArrayInt& aSelections) const
 {
-  return 0;
-};
+  // get the number of selected items first
+  GList *child = m_list->children;
+  int count = 0;
+  for ( child = m_list->children; child != NULL; child = child->next )
+  {
+    if ( GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED )
+      count++;
+  }
+
+  aSelections.Empty();
+
+  if ( count > 0 ) {
+    // now fill the list
+    aSelections.Alloc(count); // optimization attempt
+    int i = 0;
+    for ( child = m_list->children; child != NULL; child = child->next, i++ )
+    {
+      if ( GTK_WIDGET(child->data)->state == GTK_STATE_SELECTED )
+        aSelections.Add(i);
+    }
+  }
+
+  return count;
+}
 
 wxString wxListBox::GetString( int n ) const
 {
@@ -175,9 +277,10 @@ wxString wxListBox::GetString( int n ) const
     GtkBin *bin = GTK_BIN( child->data );
     GtkLabel *label = GTK_LABEL( bin->child );
     return label->label;
-  };
+  }
+  wxFAIL_MSG("wrong listbox index");
   return "";
-};
+}
 
 wxString wxListBox::GetStringSelection(void) const
 {
@@ -187,19 +290,20 @@ wxString wxListBox::GetStringSelection(void) const
     GtkBin *bin = GTK_BIN( selection->data );
     wxString tmp = GTK_LABEL( bin->child )->label;
     return tmp;
-  };
+  }
+  wxFAIL_MSG("no listbox selection available");
   return "";
-};
+}
 
 int wxListBox::Number(void)
 {
   GList *child = m_list->children;
   int count = 0;
-  while (child) { count++; child = child->next; };
+  while (child) { count++; child = child->next; }
   return count;
-};
+}
 
-bool wxListBox::Selected( const int n )
+bool wxListBox::Selected( int n )
 {
   GList *target = g_list_nth( m_list->children, n );
   if (target)
@@ -209,43 +313,67 @@ bool wxListBox::Selected( const int n )
     {
       if (child->data == target->data) return TRUE;
       child = child->next;
-    };
-  };
+    }
+  }
+  wxFAIL_MSG("wrong listbox index");
   return FALSE;
-};
+}
 
-void wxListBox::Set( const int WXUNUSED(n), const wxString *WXUNUSED(choices) )
+void wxListBox::Set( int WXUNUSED(n), const wxString *WXUNUSED(choices) )
 {
-};
+  wxFAIL_MSG("wxListBox::Set not implemented");
+}
 
-void wxListBox::SetClientData( const int WXUNUSED(n), char *WXUNUSED(clientData) )
+void wxListBox::SetClientData( int n, char *clientData )
 {
-};
+  wxNode *node = m_clientData.Nth( n );
+  if (node)
+  {
+    node->SetData( (wxObject*)clientData );
+  }
+  else
+  {
+    wxFAIL_MSG("wrong listbox index");
+  }
+}
 
 void wxListBox::SetFirstItem( int WXUNUSED(n) )
 {
-};
+  wxFAIL_MSG("wxListBox::SetFirstItem not implemented");
+}
 
 void wxListBox::SetFirstItem( const wxString &WXUNUSED(item) )
 {
-};
+  wxFAIL_MSG("wxListBox::SetFirstItem not implemented");
+}
 
-void wxListBox::SetSelection( const int n, const bool select )
+void wxListBox::SetSelection( int n, bool select )
 {
   if (select)
     gtk_list_select_item( m_list, n );
   else
     gtk_list_unselect_item( m_list, n );
-};
+}
 
-void wxListBox::SetString( const int WXUNUSED(n), const wxString &WXUNUSED(string) )
+void wxListBox::SetString( int n, const wxString &string )
 {
-};
+  GList *child = g_list_nth( m_list->children, n );
+  if (child)
+  {
+    GtkBin *bin = GTK_BIN( child->data );
+    GtkLabel *label = GTK_LABEL( bin->child );
+    gtk_label_set( label, string );
+  }
+  else
+  {
+    wxFAIL_MSG("wrong listbox index");
+  }
+}
 
-void wxListBox::SetStringSelection( const wxString &string, const bool select )
+void wxListBox::SetStringSelection( const wxString &string, bool select )
 {
   SetSelection( FindString(string), select );
-};
+}
 
 int wxListBox::GetIndex( GtkWidget *item ) const
 {
@@ -258,9 +386,63 @@ int wxListBox::GetIndex( GtkWidget *item ) const
       if (GTK_WIDGET(child->data) == item) return count;
       count++;
       child = child->next;
-    };
-  };
+    }
+  }
   return -1;
-};
+}
+
+void wxListBox::SetDropTarget( wxDropTarget *dropTarget )
+{
+  GList *child = m_list->children;
+  while (child)
+  {
+    DisconnectDnDWidget( GTK_WIDGET( child->data ) );
+    child = child->next;
+  }
+
+  wxWindow::SetDropTarget( dropTarget  );
+
+  child = m_list->children;
+  while (child)
+  {
+    ConnectDnDWidget( GTK_WIDGET( child->data ) );
+    child = child->next;
+  }
+}
+
+GtkWidget *wxListBox::GetConnectWidget(void)
+{
+  return GTK_WIDGET(m_list);
+}
+
+void wxListBox::SetFont( const wxFont &font )
+{
+  wxWindow::SetFont( font );
+
+  GList *child = m_list->children;
+  while (child)
+  {
+    GtkBin *bin = (GtkBin*) child->data;
+    gtk_widget_set_style( bin->child,
+      gtk_style_ref(
+        gtk_widget_get_style( m_widget ) ) );
+    child = child->next;
+  }
+}
+
+bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
+{
+  if (wxWindow::IsOwnGtkWindow( window )) return TRUE;
+
+  GList *child = m_list->children;
+  while (child)
+  {
+    GtkBin *bin = (GtkBin*) child->data;
+    if (bin->child->window == window) return TRUE;
+    child = child->next;
+  }
+
+  return FALSE;
+}