X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/83624f79609f0d5e240c1f7d77d044bfff9702fc..e19291405ff3995a32c965da9694f2f20aa02468:/src/gtk1/combobox.cpp?ds=sidebyside

diff --git a/src/gtk1/combobox.cpp b/src/gtk1/combobox.cpp
index 1405a02f1d..54aea8e647 100644
--- a/src/gtk1/combobox.cpp
+++ b/src/gtk1/combobox.cpp
@@ -4,7 +4,7 @@
 // Author:      Robert Roebling
 // Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
@@ -12,6 +12,7 @@
 #endif
 
 #include "wx/combobox.h"
+
 #include <wx/intl.h>
 
 #include "gdk/gdk.h"
@@ -27,11 +28,15 @@ extern bool   g_blockEventsOnDrag;
 // "select"
 //-----------------------------------------------------------------------------
 
-static void gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
+static void
+gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
-    if (!combo->HasVMT()) return;
-    if (g_blockEventsOnDrag) return;
-  
+    if (!combo->HasVMT())
+        return;
+
+    if (g_blockEventsOnDrag)
+        return;
+
     if (combo->m_alreadySent)
     {
         combo->m_alreadySent = FALSE;
@@ -39,13 +44,25 @@ static void gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox
     }
 
     combo->m_alreadySent = TRUE;
-  
-    wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, combo->GetId());
+
+    wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
     event.SetInt( combo->GetSelection() );
-    wxString tmp( combo->GetStringSelection() );
-    event.SetString( WXSTRINGCAST(tmp) );
-    event.SetEventObject(combo);
-    combo->GetEventHandler()->ProcessEvent(event);
+    event.SetString( combo->GetStringSelection() );
+    event.SetEventObject( combo );
+    combo->GetEventHandler()->ProcessEvent( event );
+}
+
+//-----------------------------------------------------------------------------
+//  "changed"
+//-----------------------------------------------------------------------------
+
+static void
+gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
+{
+    wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+    event.SetString( combo->GetValue() );
+    event.SetEventObject( combo );
+    combo->GetEventHandler()->ProcessEvent( event );
 }
 
 //-----------------------------------------------------------------------------
@@ -56,68 +73,81 @@ IMPLEMENT_DYNAMIC_CLASS(wxComboBox,wxControl)
 
 BEGIN_EVENT_TABLE(wxComboBox, wxControl)
     EVT_SIZE(wxComboBox::OnSize)
+    EVT_CHAR(wxComboBox::OnChar)
 END_EVENT_TABLE()
 
 bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
                          const wxPoint& pos, const wxSize& size,
                          int n, const wxString choices[],
-                         long style, const wxValidator& validator, 
-			 const wxString& name )
+                         long style, const wxValidator& validator,
+                         const wxString& name )
 {
     m_alreadySent = FALSE;
     m_needParent = TRUE;
     m_acceptsFocus = TRUE;
-  
+
     PreCreation( parent, id, pos, size, style, name );
-  
+
     SetValidator( validator );
 
     m_widget = gtk_combo_new();
-  
+
+    // make it more useable
+    gtk_combo_set_use_arrows_always(GTK_COMBO(m_widget), TRUE);
+
     wxSize newSize = size;
-    if (newSize.x == -1) newSize.x = 100;
-    if (newSize.y == -1) newSize.y = 26;
+    if (newSize.x == -1)
+        newSize.x = 100;
+    if (newSize.y == -1)
+        newSize.y = 26;
     SetSize( newSize.x, newSize.y );
-  
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
+
     for (int i = 0; i < n; i++)
     {
-        GtkWidget *list_item = gtk_list_item_new_with_label( choices[i] ); 
-  
+        GtkWidget *list_item = gtk_list_item_new_with_label( choices[i].mbc_str() );
+
         m_clientDataList.Append( (wxObject*)NULL );
         m_clientObjectList.Append( (wxObject*)NULL );
-    
+
         gtk_container_add( GTK_CONTAINER(list), list_item );
-    
+
         gtk_widget_realize( list_item );
         gtk_widget_realize( GTK_BIN(list_item)->child );
-    
+
         gtk_widget_show( list_item );
-    
-        gtk_signal_connect( GTK_OBJECT(list_item), "select", 
+
+        gtk_signal_connect( GTK_OBJECT(list_item), "select",
         GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
     }
-  
+
     m_parent->AddChild( this );
 
     (m_parent->m_insertCallback)( m_parent, this );
-  
+
     PostCreation();
 
     ConnectWidget( GTK_COMBO(m_widget)->button );
-  
+
     if (!value.IsNull()) SetValue( value );
-    
+
     gtk_widget_realize( GTK_COMBO(m_widget)->list );
     gtk_widget_realize( GTK_COMBO(m_widget)->entry );
     gtk_widget_realize( GTK_COMBO(m_widget)->button );
-  
+
+    if (style & wxCB_READONLY)
+        gtk_entry_set_editable( GTK_ENTRY( GTK_COMBO(m_widget)->entry ), FALSE );
+
+    gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed",
+      GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+
     SetBackgroundColour( parent->GetBackgroundColour() );
     SetForegroundColour( parent->GetForegroundColour() );
+    SetFont( parent->GetFont() );
 
     Show( TRUE );
-    
+
     return TRUE;
 }
 
@@ -135,19 +165,19 @@ wxComboBox::~wxComboBox()
 
 void wxComboBox::AppendCommon( const wxString &item )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
-    GtkWidget *list_item = gtk_list_item_new_with_label( item ); 
-  
-    gtk_signal_connect( GTK_OBJECT(list_item), "select", 
+
+    GtkWidget *list_item = gtk_list_item_new_with_label( item.mbc_str() );
+
+    gtk_signal_connect( GTK_OBJECT(list_item), "select",
       GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
-  
+
     gtk_container_add( GTK_CONTAINER(list), list_item );
-    
+
     if (m_widgetStyle) ApplyWidgetStyle();
-  
+
     gtk_widget_show( list_item );
 }
 
@@ -155,7 +185,7 @@ void wxComboBox::Append( const wxString &item )
 {
     m_clientDataList.Append( (wxObject*) NULL );
     m_clientObjectList.Append( (wxObject*) NULL );
-  
+
     AppendCommon( item );
 }
 
@@ -163,7 +193,7 @@ void wxComboBox::Append( const wxString &item, void *clientData )
 {
     m_clientDataList.Append( (wxObject*) clientData );
     m_clientObjectList.Append( (wxObject*)NULL );
-  
+
     AppendCommon( item );
 }
 
@@ -171,60 +201,60 @@ void wxComboBox::Append( const wxString &item, wxClientData *clientData )
 {
     m_clientDataList.Append( (wxObject*) NULL );
     m_clientObjectList.Append( (wxObject*) clientData );
-  
+
     AppendCommon( item );
 }
 
 void wxComboBox::SetClientData( int n, void* clientData )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     wxNode *node = m_clientDataList.Nth( n );
     if (!node) return;
-  
+
     node->SetData( (wxObject*) clientData );
 }
 
 void* wxComboBox::GetClientData( int n )
 {
-    wxCHECK_MSG( m_widget != NULL, NULL, "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, NULL, _T("invalid combobox") );
+
     wxNode *node = m_clientDataList.Nth( n );
     if (!node) return NULL;
-    
+
     return node->Data();
 }
 
 void wxComboBox::SetClientObject( int n, wxClientData* clientData )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-    
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     wxNode *node = m_clientObjectList.Nth( n );
     if (!node) return;
-  
+
     wxClientData *cd = (wxClientData*) node->Data();
     if (cd) delete cd;
-    
+
     node->SetData( (wxObject*) clientData );
 }
 
 wxClientData* wxComboBox::GetClientObject( int n )
 {
-    wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, _T("invalid combobox") );
+
     wxNode *node = m_clientDataList.Nth( n );
     if (!node) return (wxClientData*) NULL;
-    
+
     return (wxClientData*) node->Data();
 }
 
 void wxComboBox::Clear()
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
     gtk_list_clear_items( GTK_LIST(list), 0, Number() );
-  
+
     wxNode *node = m_clientObjectList.First();
     while (node)
     {
@@ -233,28 +263,28 @@ void wxComboBox::Clear()
         node = node->Next();
     }
     m_clientObjectList.Clear();
-    
+
     m_clientDataList.Clear();
 }
 
 void wxComboBox::Delete( int n )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list );
-  
+
     GList *child = g_list_nth( listbox->children, n );
-  
+
     if (!child)
     {
-        wxFAIL_MSG("wrong index");
+        wxFAIL_MSG(_T("wrong index"));
         return;
     }
-  
-    GList *list = g_list_append( NULL, child->data );
+
+    GList *list = g_list_append( (GList*) NULL, child->data );
     gtk_list_remove_items( listbox, list );
     g_list_free( list );
-  
+
     wxNode *node = m_clientObjectList.Nth( n );
     if (node)
     {
@@ -262,7 +292,7 @@ void wxComboBox::Delete( int n )
         if (cd) delete cd;
         m_clientObjectList.DeleteNode( node );
     }
-    
+
     node = m_clientDataList.Nth( n );
     if (node)
     {
@@ -272,32 +302,31 @@ void wxComboBox::Delete( int n )
 
 int wxComboBox::FindString( const wxString &item )
 {
-    wxCHECK_MSG( m_widget != NULL, -1, "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, -1, _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
+
     GList *child = GTK_LIST(list)->children;
     int count = 0;
     while (child)
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        if (item == label->label) return count;
+        if (item == label->label)
+            return count;
         count++;
         child = child->next;
     }
-  
-    wxFAIL_MSG( "wxComboBox: string not found" );
-  
-    return -1;
+
+    return wxNOT_FOUND;
 }
 
 int wxComboBox::GetSelection() const
 {
-    wxCHECK_MSG( m_widget != NULL, -1, "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, -1, _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
+
     GList *selection = GTK_LIST(list)->selection;
     if (selection)
     {
@@ -310,37 +339,40 @@ int wxComboBox::GetSelection() const
             child = child->next;
         }
     }
-  
-    wxFAIL_MSG( "wxComboBox: no selection" );
-  
+
+    wxFAIL_MSG( _T("wxComboBox: no selection") );
+
     return -1;
 }
 
 wxString wxComboBox::GetString( int n ) const
 {
-    wxCHECK_MSG( m_widget != NULL, "", "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
+
+    wxString str;
     GList *child = g_list_nth( GTK_LIST(list)->children, n );
     if (child)
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        return label->label;
+        str = label->label;
     }
-  
-    wxFAIL_MSG( "wxComboBox: wrong index" );
-  
-    return "";
+    else
+    {
+        wxFAIL_MSG( _T("wxComboBox: wrong index") );
+    }
+
+    return str;
 }
 
 wxString wxComboBox::GetStringSelection() const
 {
-    wxCHECK_MSG( m_widget != NULL, "", "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
+
     GList *selection = GTK_LIST(list)->selection;
     if (selection)
     {
@@ -348,18 +380,18 @@ wxString wxComboBox::GetStringSelection() const
         wxString tmp = GTK_LABEL( bin->child )->label;
         return tmp;
     }
-  
-    wxFAIL_MSG( "wxComboBox: no selection" );
-  
-    return "";
+
+    wxFAIL_MSG( _T("wxComboBox: no selection") );
+
+    return _T("");
 }
 
 int wxComboBox::Number() const
 {
-    wxCHECK_MSG( m_widget != NULL, 0, "invalid combobox" );
-  
+    wxCHECK_MSG( m_widget != NULL, 0, _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
-  
+
     GList *child = GTK_LIST(list)->children;
     int count = 0;
     while (child) { count++; child = child->next; }
@@ -368,16 +400,16 @@ int wxComboBox::Number() const
 
 void wxComboBox::SetSelection( int n )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
     gtk_list_select_item( GTK_LIST(list), n );
 }
 
 void wxComboBox::SetStringSelection( const wxString &string )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     int res = FindString( string );
     if (res == -1) return;
     SetSelection( res );
@@ -392,20 +424,20 @@ wxString wxComboBox::GetValue() const
 
 void wxComboBox::SetValue( const wxString& value )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-    wxString tmp = "";
+    wxString tmp = _T("");
     if (!value.IsNull()) tmp = value;
-    gtk_entry_set_text( GTK_ENTRY(entry), tmp );
+    gtk_entry_set_text( GTK_ENTRY(entry), tmp.mbc_str() );
 }
 
 void wxComboBox::Copy()
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION == 1)
+#if (GTK_MINOR_VERSION > 0)
     gtk_editable_copy_clipboard( GTK_EDITABLE(entry) );
 #else
     gtk_editable_copy_clipboard( GTK_EDITABLE(entry), 0 );
@@ -414,10 +446,10 @@ void wxComboBox::Copy()
 
 void wxComboBox::Cut()
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION == 1)
+#if (GTK_MINOR_VERSION > 0)
     gtk_editable_cut_clipboard( GTK_EDITABLE(entry) );
 #else
     gtk_editable_cut_clipboard( GTK_EDITABLE(entry), 0 );
@@ -426,10 +458,10 @@ void wxComboBox::Cut()
 
 void wxComboBox::Paste()
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION == 1)
+#if (GTK_MINOR_VERSION > 0)
     gtk_editable_paste_clipboard( GTK_EDITABLE(entry) );
 #else
     gtk_editable_paste_clipboard( GTK_EDITABLE(entry), 0 );
@@ -438,20 +470,17 @@ void wxComboBox::Paste()
 
 void wxComboBox::SetInsertionPoint( long pos )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-    int tmp = (int) pos;
-    gtk_entry_set_position( GTK_ENTRY(entry), tmp );
+    gtk_entry_set_position( GTK_ENTRY(entry), (int)pos );
 }
 
 void wxComboBox::SetInsertionPointEnd()
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
-    GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-    int pos = GTK_ENTRY(entry)->text_length;
-    SetInsertionPoint( pos-1 );
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
+    SetInsertionPoint( -1 );
 }
 
 long wxComboBox::GetInsertionPoint() const
@@ -469,40 +498,81 @@ long wxComboBox::GetLastPosition() const
 
 void wxComboBox::Replace( long from, long to, const wxString& value )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+    // FIXME: not quite sure how to do this method right in multibyte mode
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
     gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to );
     if (value.IsNull()) return;
     gint pos = (gint)to;
-    gtk_editable_insert_text( GTK_EDITABLE(entry), value, value.Length(), &pos );
+    gtk_editable_insert_text( GTK_EDITABLE(entry), value.mbc_str(), value.Length(), &pos );
 }
 
 void wxComboBox::Remove(long from, long to)
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
-  
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
     gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to );
 }
 
-void wxComboBox::SetSelection( long WXUNUSED(from), long WXUNUSED(to) )
+void wxComboBox::SetSelection( long from, long to )
 {
-    wxFAIL_MSG( "wxComboBox::SetSelection not implemented" );
+    GtkWidget *entry = GTK_COMBO(m_widget)->entry;
+    gtk_editable_select_region( GTK_EDITABLE(entry), (gint)from, (gint)to );
 }
 
-void wxComboBox::SetEditable( bool WXUNUSED(editable) )
+void wxComboBox::SetEditable( bool editable )
 {
-    wxFAIL_MSG( "wxComboBox::SetEditable not implemented" );
+    GtkWidget *entry = GTK_COMBO(m_widget)->entry;
+    gtk_entry_set_editable( GTK_ENTRY(entry), editable );
+}
+
+void wxComboBox::OnChar( wxKeyEvent &event )
+{
+    if ( event.KeyCode() == WXK_RETURN )
+    {
+        wxString value = GetValue();
+
+        if ( Number() == 0 )
+        {
+            // make Enter generate "selected" event if there is only one item
+            // in the combobox - without it, it's impossible to select it at
+            // all!
+            wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() );
+            event.SetInt( 0 );
+            event.SetString( value );
+            event.SetEventObject( this );
+            GetEventHandler()->ProcessEvent( event );
+        }
+        else
+        {
+            // add the item to the list if it's not there yet
+            if ( FindString(value) == wxNOT_FOUND )
+            {
+                Append(value);
+
+                // and generate the selected event for it
+                wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() );
+                event.SetInt( Number() - 1 );
+                event.SetString( value );
+                event.SetEventObject( this );
+                GetEventHandler()->ProcessEvent( event );
+            }
+            //else: do nothing, this will open the listbox
+        }
+    }
+
+    event.Skip();
 }
 
 void wxComboBox::OnSize( wxSizeEvent &event )
 {
     wxControl::OnSize( event );
-  
+
     int w = 21;
     gtk_widget_set_usize( GTK_COMBO(m_widget)->entry, m_width-w-1, m_height );
-  
+
     gtk_widget_set_uposition( GTK_COMBO(m_widget)->button, m_x+m_width-w, m_y );
     gtk_widget_set_usize( GTK_COMBO(m_widget)->button, w, m_height );
 }
@@ -510,20 +580,20 @@ void wxComboBox::OnSize( wxSizeEvent &event )
 void wxComboBox::ApplyWidgetStyle()
 {
     SetWidgetStyle();
-  
+
     gtk_widget_set_style( GTK_COMBO(m_widget)->button, m_widgetStyle );
     gtk_widget_set_style( GTK_COMBO(m_widget)->entry, m_widgetStyle );
     gtk_widget_set_style( GTK_COMBO(m_widget)->list, m_widgetStyle );
-  
+
     GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list );
     GList *child = list->children;
     while (child)
     {
         gtk_widget_set_style( GTK_WIDGET(child->data), m_widgetStyle );
-  
+
         GtkBin *bin = GTK_BIN(child->data);
         gtk_widget_set_style( bin->child, m_widgetStyle );
-        
+
         child = child->next;
     }
 }
@@ -538,3 +608,4 @@ bool wxComboBox::IsOwnGtkWindow( GdkWindow *window )
     return ( (window == GTK_ENTRY( GTK_COMBO(m_widget)->entry )->text_area) ||
              (window == GTK_COMBO(m_widget)->button->window ) );
 }
+