X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e3e65dac0c4e7ad19e3c270caa1e0eea138e5d8d..a7e594b239c5750b4e12def2b9cbbef1179a1eca:/src/gtk/listbox.cpp

diff --git a/src/gtk/listbox.cpp b/src/gtk/listbox.cpp
index f880a3291e..f3aefb791a 100644
--- a/src/gtk/listbox.cpp
+++ b/src/gtk/listbox.cpp
@@ -2,10 +2,9 @@
 // Name:        listbox.cpp
 // Purpose:
 // Author:      Robert Roebling
-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:   	wxWindows licence
+// Id:          $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 
@@ -15,154 +14,204 @@
 
 #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, 
+bool wxListBox::Create( wxWindow *parent, wxWindowID id,
+      const wxPoint &pos, const wxSize &size,
       int n, const wxString choices[],
-      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, 
-      int n, const wxString choices[],
-      long style, const wxString &name )
+      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() );
-  
-  // @@ what's the difference between BROWSE and SINGLE?
+
   GtkSelectionMode mode = GTK_SELECTION_BROWSE;
-  if ( style & wxLB_MULTIPLE )
+  if (style & wxLB_MULTIPLE)
     mode = GTK_SELECTION_MULTIPLE;
-  else if ( style & wxLB_EXTENDED )
+  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) );
-  
+
+  SetBackgroundColour( parent->GetBackgroundColour() );
+
   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", 
-    GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-  
-  gtk_container_add( GTK_CONTAINER(m_list), list_item );
-    
-  m_clientData.Append( (wxObject*)NULL );
-  
-  gtk_widget_show( list_item );
-};
+  Append( item, (char*)NULL );
+}
 
 void wxListBox::Append( const wxString &item, char *clientData )
 {
-  GtkWidget *list_item;
-  list_item = gtk_list_item_new_with_label( item ); 
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+
+  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_connect( GTK_OBJECT(list_item), "select",
     GTK_SIGNAL_FUNC(gtk_listitem_select_callback), (gpointer)this );
-  
-  gtk_container_add( GTK_CONTAINER(m_list), list_item );
-  
+
+  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 );
-};
+
+  ConnectWidget( list_item );
+
+  ConnectDnDWidget( list_item );
+}
 
 void wxListBox::Clear(void)
 {
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+
   gtk_list_clear_items( m_list, 0, Number() );
-  
+
   m_clientData.Clear();
-};
+}
 
 void wxListBox::Delete( int n )
 {
-  gtk_list_clear_items( m_list, n, n );
-  
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+
+  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("wxListBox::Delete wrong index");
+    wxFAIL_MSG("wrong listbox index");
   }
   else
     m_clientData.DeleteNode( node );
-};
+}
 
 void wxListBox::Deselect( int n )
 {
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+
   gtk_list_unselect_item( m_list, n );
-};
+}
 
 int wxListBox::FindString( const wxString &item ) const
 {
+  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
+  
   GList *child = m_list->children;
   int count = 0;
   while (child)
@@ -172,93 +221,114 @@ 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( int n ) const
 {
+  wxCHECK_MSG( m_list != NULL, (char*) NULL, "invalid listbox" );
+  
   wxNode *node = m_clientData.Nth( n );
   if (node) return ((char*)node->Data());
-  return NULL;
-};
+
+  wxFAIL_MSG("wrong listbox index");
+  return (char *) NULL;
+}
 
 int wxListBox::GetSelection(void) const
 {
-  GList *selection = m_list->selection;
-  if (selection)
+  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
+  
+  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(wxArrayInt& aSelections) const
 {
+  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
+  
   // 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 ) 
+  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 ) 
+    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
 {
+  wxCHECK_MSG( m_list != NULL, "", "invalid listbox" );
+  
   GList *child = g_list_nth( m_list->children, n );
   if (child)
   {
     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
 {
+  wxCHECK_MSG( m_list != NULL, "", "invalid listbox" );
+  
   GList *selection = m_list->selection;
   if (selection)
   {
     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)
 {
+  wxCHECK_MSG( m_list != NULL, -1, "invalid listbox" );
+  
   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( int n )
 {
+  wxCHECK_MSG( m_list != NULL, FALSE, "invalid listbox" );
+  
   GList *target = g_list_nth( m_list->children, n );
   if (target)
   {
@@ -267,45 +337,75 @@ bool wxListBox::Selected( int n )
     {
       if (child->data == target->data) return TRUE;
       child = child->next;
-    };
-  };
+    }
+  }
+  wxFAIL_MSG("wrong listbox index");
   return FALSE;
-};
+}
 
 void wxListBox::Set( int WXUNUSED(n), const wxString *WXUNUSED(choices) )
 {
-};
+  wxFAIL_MSG("wxListBox::Set not implemented");
+}
 
 void wxListBox::SetClientData( int n, char *clientData )
 {
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
   wxNode *node = m_clientData.Nth( n );
-  if (node) node->SetData( (wxObject*)clientData );
-};
+  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( int n, bool select )
 {
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
   if (select)
     gtk_list_select_item( m_list, n );
   else
     gtk_list_unselect_item( m_list, n );
-};
+}
 
-void wxListBox::SetString( int WXUNUSED(n), const wxString &WXUNUSED(string) )
+void wxListBox::SetString( int n, const wxString &string )
 {
-};
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
+  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, bool select )
 {
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
   SetSelection( FindString(string), select );
-};
+}
 
 int wxListBox::GetIndex( GtkWidget *item ) const
 {
@@ -318,15 +418,97 @@ int wxListBox::GetIndex( GtkWidget *item ) const
       if (GTK_WIDGET(child->data) == item) return count;
       count++;
       child = child->next;
-    };
-  };
+    }
+  }
   return -1;
-};
+}
 
-GtkWidget *wxListBox::GetDropTargetWidget(void)
+void wxListBox::SetDropTarget( wxDropTarget *dropTarget )
+{
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
+  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);
-};
+}
+
+bool wxListBox::IsOwnGtkWindow( GdkWindow *window )
+{
+  if (wxWindow::IsOwnGtkWindow( window )) return TRUE;
+
+  GList *child = m_list->children;
+  while (child)
+  {
+    GtkBin *bin = GTK_BIN( child->data );
+    if (bin->child->window == window) return TRUE;
+    child = child->next;
+  }
+
+  return FALSE;
+}
+
+void wxListBox::SetFont( const wxFont &font )
+{
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
+  wxControl::SetFont( font );
 
+  GList *child = m_list->children;
+  while (child)
+  {
+    gtk_widget_set_style( GTK_BIN(child->data)->child, 
+      gtk_style_ref( 
+        gtk_widget_get_style( m_widget ) ) );
+	
+    child = child->next;
+  }
+}
 
+void wxListBox::SetBackgroundColour( const wxColour &colour )
+{
+  return;
+
+  wxCHECK_RET( m_list != NULL, "invalid listbox" );
+  
+  wxControl::SetBackgroundColour( colour );
+  
+  return;
+  
+  if (!m_backgroundColour.Ok()) return;
+  
+  gtk_widget_set_style( GTK_WIDGET(m_list), 
+    gtk_style_ref(
+      gtk_widget_get_style( m_widget ) ) );
+      
+  GList *child = m_list->children;
+  while (child)
+  {
+    gtk_widget_set_style( GTK_WIDGET(child->data), 
+      gtk_style_ref( 
+        gtk_widget_get_style( m_widget ) ) );
+	
+    gtk_widget_set_style( GTK_BIN(child->data)->child, 
+      gtk_style_ref( 
+        gtk_widget_get_style( m_widget ) ) );
+	
+    child = child->next;
+  }
+}