Added more docs for the new events, derived from wxNotifyEvents.

[wxWidgets.git] / src / gtk1 / combobox.cpp

diff --git a/src/gtk1/combobox.cpp b/src/gtk1/combobox.cpp
index efbb27e187b643e06d528dfff30990923708ace9..102ce9b22407b0d01ea54b17f5d21bad48ac5181 100644 (file)
--- a/src/gtk1/combobox.cpp
+++ b/src/gtk1/combobox.cpp
@@ -13,11 +13,21 @@
 
 #include "wx/combobox.h"
 
-#include <wx/intl.h>
+#if wxUSE_COMBOBOX
+
+#include "wx/settings.h"
+#include "wx/intl.h"
 
 #include "gdk/gdk.h"
 #include "gtk/gtk.h"
 
+//-----------------------------------------------------------------------------
+// idle system
+//-----------------------------------------------------------------------------
+
+extern void wxapp_install_idle_handler();
+extern bool g_isIdle;
+
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
@@ -31,11 +41,11 @@ extern bool   g_blockEventsOnDrag;
 static void
 gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
-    if (!combo->HasVMT())
-        return;
+    if (g_isIdle) wxapp_install_idle_handler();
 
-    if (g_blockEventsOnDrag)
-        return;
+    if (!combo->m_hasVMT) return;
+
+    if (g_blockEventsOnDrag) return;
 
     if (combo->m_alreadySent)
     {
@@ -49,6 +59,7 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
     event.SetInt( combo->GetSelection() );
     event.SetString( combo->GetStringSelection() );
     event.SetEventObject( combo );
+
     combo->GetEventHandler()->ProcessEvent( event );
 }
 
@@ -59,6 +70,10 @@ gtk_combo_clicked_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 static void
 gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
+    if (g_isIdle) wxapp_install_idle_handler();
+
+    if (!combo->m_hasVMT) return;
+
     wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
     event.SetString( combo->GetValue() );
     event.SetEventObject( combo );
@@ -88,7 +103,9 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
     PreCreation( parent, id, pos, size, style, name );
 
+#if wxUSE_VALIDATORS
     SetValidator( validator );
+#endif
 
     m_widget = gtk_combo_new();
 
@@ -106,25 +123,24 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
     for (int i = 0; i < n; i++)
     {
-        GtkWidget *list_item = gtk_list_item_new_with_label( choices[i] );
+        /* don't send first event, which GTK sends aways when
+          inserting the first item */
+        m_alreadySent = TRUE;
+
+        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_signal_connect( GTK_OBJECT(list_item), "select",
+           GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
 
         gtk_widget_show( list_item );
-
-        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 );
+    m_parent->DoAddChild( this );
 
     PostCreation();
 
@@ -132,17 +148,13 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
     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() );
+    SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_WINDOW ) );
     SetForegroundColour( parent->GetForegroundColour() );
     SetFont( parent->GetFont() );
 
@@ -153,30 +165,38 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
 
 wxComboBox::~wxComboBox()
 {
-    wxNode *node = m_clientDataList.First();
+    wxNode *node = m_clientObjectList.First();
     while (node)
     {
         wxClientData *cd = (wxClientData*)node->Data();
         if (cd) delete cd;
         node = node->Next();
     }
+    m_clientObjectList.Clear();
+
     m_clientDataList.Clear();
 }
 
 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 );
+    GtkWidget *list_item = gtk_list_item_new_with_label( item.mbc_str() );
+
+    gtk_container_add( GTK_CONTAINER(list), list_item );
 
     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 (GTK_WIDGET_REALIZED(m_widget))
+    {
+        gtk_widget_realize( list_item );
+        gtk_widget_realize( GTK_BIN(list_item)->child );
 
-    if (m_widgetStyle) ApplyWidgetStyle();
+        if (m_widgetStyle) ApplyWidgetStyle();
+    }
 
     gtk_widget_show( list_item );
 }
@@ -207,7 +227,7 @@ void wxComboBox::Append( const wxString &item, wxClientData *clientData )
 
 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;
@@ -217,7 +237,7 @@ void wxComboBox::SetClientData( int n, void* 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;
@@ -227,7 +247,7 @@ void* wxComboBox::GetClientData( int n )
 
 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;
@@ -240,7 +260,7 @@ void wxComboBox::SetClientObject( int n, wxClientData* 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;
@@ -250,7 +270,7 @@ wxClientData* wxComboBox::GetClientObject( int n )
 
 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() );
@@ -269,7 +289,7 @@ void wxComboBox::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 );
 
@@ -277,7 +297,7 @@ void wxComboBox::Delete( int n )
 
     if (!child)
     {
-        wxFAIL_MSG("wrong index");
+        wxFAIL_MSG(_T("wrong index"));
         return;
     }
 
@@ -302,7 +322,7 @@ 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;
 
@@ -312,7 +332,7 @@ int wxComboBox::FindString( const wxString &item )
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        if (item == label->label)
+        if (item == wxString(label->label,*wxConvCurrent))
             return count;
         count++;
         child = child->next;
@@ -323,7 +343,7 @@ int wxComboBox::FindString( const wxString &item )
 
 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;
 
@@ -340,14 +360,12 @@ int wxComboBox::GetSelection() const
         }
     }
 
-    wxFAIL_MSG( "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;
 
@@ -357,11 +375,11 @@ wxString wxComboBox::GetString( int n ) const
     {
         GtkBin *bin = GTK_BIN( child->data );
         GtkLabel *label = GTK_LABEL( bin->child );
-        str = label->label;
+        str = wxString(label->label,*wxConvCurrent);
     }
     else
     {
-        wxFAIL_MSG( "wxComboBox: wrong index" );
+        wxFAIL_MSG( _T("wxComboBox: wrong index") );
     }
 
     return str;
@@ -369,7 +387,7 @@ wxString wxComboBox::GetString( int n ) const
 
 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;
 
@@ -377,18 +395,18 @@ wxString wxComboBox::GetStringSelection() const
     if (selection)
     {
         GtkBin *bin = GTK_BIN( selection->data );
-        wxString tmp = GTK_LABEL( bin->child )->label;
+        wxString tmp = wxString(GTK_LABEL( bin->child )->label,*wxConvCurrent);
         return tmp;
     }
 
-    wxFAIL_MSG( "wxComboBox: no selection" );
+    wxFAIL_MSG( _T("wxComboBox: no selection") );
 
-    return "";
+    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;
 
@@ -400,15 +418,19 @@ int wxComboBox::Number() const
 
 void wxComboBox::SetSelection( int n )
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+
+    DisableEvents();
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
     gtk_list_select_item( GTK_LIST(list), n );
+
+    EnableEvents();
 }
 
 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;
@@ -418,23 +440,23 @@ void wxComboBox::SetStringSelection( const wxString &string )
 wxString wxComboBox::GetValue() const
 {
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-    wxString tmp = gtk_entry_get_text( GTK_ENTRY(entry) );
+    wxString tmp = wxString(gtk_entry_get_text( GTK_ENTRY(entry) ),*wxConvCurrent);
     return tmp;
 }
 
 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 > 0)
@@ -446,7 +468,7 @@ 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 > 0)
@@ -458,7 +480,7 @@ 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 > 0)
@@ -470,7 +492,7 @@ 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;
     gtk_entry_set_position( GTK_ENTRY(entry), (int)pos );
@@ -478,7 +500,7 @@ void wxComboBox::SetInsertionPoint( long pos )
 
 void wxComboBox::SetInsertionPointEnd()
 {
-    wxCHECK_RET( m_widget != NULL, "invalid combobox" );
+    wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
 
     SetInsertionPoint( -1 );
 }
@@ -498,18 +520,19 @@ 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 );
@@ -565,9 +588,37 @@ void wxComboBox::OnChar( wxKeyEvent &event )
     event.Skip();
 }
 
+void wxComboBox::DisableEvents()
+{
+    GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list );
+    GList *child = list->children;
+    while (child)
+    {
+        gtk_signal_disconnect_by_func( GTK_OBJECT(child->data),
+          GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
+
+        child = child->next;
+    }
+}
+
+void wxComboBox::EnableEvents()
+{
+    GtkList *list = GTK_LIST( GTK_COMBO(m_widget)->list );
+    GList *child = list->children;
+    while (child)
+    {
+        gtk_signal_connect( GTK_OBJECT(child->data), "select",
+          GTK_SIGNAL_FUNC(gtk_combo_clicked_callback), (gpointer)this );
+
+        child = child->next;
+    }
+}
+
 void wxComboBox::OnSize( wxSizeEvent &event )
 {
-    wxControl::OnSize( event );
+    event.Skip();
+
+    return;
 
     int w = 21;
     gtk_widget_set_usize( GTK_COMBO(m_widget)->entry, m_width-w-1, m_height );
@@ -580,7 +631,7 @@ void wxComboBox::ApplyWidgetStyle()
 {
     SetWidgetStyle();
 
-    gtk_widget_set_style( GTK_COMBO(m_widget)->button, m_widgetStyle );
+//    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 );
 
@@ -608,3 +659,4 @@ bool wxComboBox::IsOwnGtkWindow( GdkWindow *window )
              (window == GTK_COMBO(m_widget)->button->window ) );
 }
 
+#endif