// 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
/////////////////////////////////////////////////////////////////////////////
#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)
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)
{
{
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
{
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;
+ }
+}
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