#endif
#include "wx/combobox.h"
+
+#if wxUSE_COMBOBOX
+
#include "wx/settings.h"
+#include "wx/intl.h"
-#include <wx/intl.h>
+#include "wx/textctrl.h" // for wxEVT_COMMAND_TEXT_UPDATED
-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
//-----------------------------------------------------------------------------
// idle system
combo->m_alreadySent = TRUE;
+ int curSelection = combo->GetSelection();
+
+ if (combo->m_prevSelection != curSelection)
+ {
+ GtkWidget *list = GTK_COMBO(combo->m_widget)->list;
+ gtk_list_unselect_item( GTK_LIST(list), combo->m_prevSelection );
+ }
+
+ combo->m_prevSelection = curSelection;
+
wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
- event.SetInt( combo->GetSelection() );
+ event.SetInt( curSelection );
event.SetString( combo->GetStringSelection() );
event.SetEventObject( combo );
-
+
combo->GetEventHandler()->ProcessEvent( event );
}
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() );
m_alreadySent = FALSE;
m_needParent = TRUE;
m_acceptsFocus = TRUE;
+ m_prevSelection = 0;
- PreCreation( parent, id, pos, size, style, name );
-
- SetValidator( validator );
+ if (!PreCreation( parent, pos, size ) ||
+ !CreateBase( parent, id, pos, size, style, validator, name ))
+ {
+ wxFAIL_MSG( wxT("wxComboBox creation failed") );
+ return FALSE;
+ }
m_widget = gtk_combo_new();
// make it more useable
- gtk_combo_set_use_arrows_always(GTK_COMBO(m_widget), TRUE);
+ gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE );
+
+ // and case-sensitive
+ gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE );
- wxSize newSize = size;
- 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;
+ gtk_list_set_selection_mode( GTK_LIST(list), GTK_SELECTION_MULTIPLE );
+
for (int i = 0; i < n; i++)
{
/* don't send first event, which GTK sends aways when
- inserting the first item */
+ 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 );
gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed",
GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this);
+ wxSize size_best( DoGetBestSize() );
+ wxSize new_size( size );
+ if (new_size.x == -1)
+ new_size.x = size_best.x;
+ if (new_size.y == -1)
+ new_size.y = size_best.y;
+ if (new_size.y > size_best.y)
+ new_size.y = size_best.y;
+ if ((new_size.x != size.x) || (new_size.y != size.y))
+ SetSize( new_size.x, new_size.y );
+
SetBackgroundColour( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_WINDOW ) );
SetForegroundColour( parent->GetForegroundColour() );
- SetFont( parent->GetFont() );
Show( TRUE );
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, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
void wxComboBox::SetClientData( int n, void* clientData )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
wxNode *node = m_clientDataList.Nth( n );
if (!node) return;
void* wxComboBox::GetClientData( int n )
{
- wxCHECK_MSG( m_widget != NULL, NULL, _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, NULL, wxT("invalid combobox") );
wxNode *node = m_clientDataList.Nth( n );
if (!node) return NULL;
void wxComboBox::SetClientObject( int n, wxClientData* clientData )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
wxNode *node = m_clientObjectList.Nth( n );
if (!node) return;
wxClientData* wxComboBox::GetClientObject( int n )
{
- wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, (wxClientData*)NULL, wxT("invalid combobox") );
wxNode *node = m_clientDataList.Nth( n );
if (!node) return (wxClientData*) NULL;
void wxComboBox::Clear()
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
gtk_list_clear_items( GTK_LIST(list), 0, Number() );
void wxComboBox::Delete( int n )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkList *listbox = GTK_LIST( GTK_COMBO(m_widget)->list );
if (!child)
{
- wxFAIL_MSG(_T("wrong index"));
+ wxFAIL_MSG(wxT("wrong index"));
return;
}
int wxComboBox::FindString( const wxString &item )
{
- wxCHECK_MSG( m_widget != NULL, -1, _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
int wxComboBox::GetSelection() const
{
- wxCHECK_MSG( m_widget != NULL, -1, _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
}
}
- wxFAIL_MSG( _T("wxComboBox: no selection") );
-
return -1;
}
wxString wxComboBox::GetString( int n ) const
{
- wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
}
else
{
- wxFAIL_MSG( _T("wxComboBox: wrong index") );
+ wxFAIL_MSG( wxT("wxComboBox: wrong index") );
}
return str;
wxString wxComboBox::GetStringSelection() const
{
- wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
return tmp;
}
- wxFAIL_MSG( _T("wxComboBox: no selection") );
+ wxFAIL_MSG( wxT("wxComboBox: no selection") );
- return _T("");
+ return wxT("");
}
int wxComboBox::Number() const
{
- wxCHECK_MSG( m_widget != NULL, 0, _T("invalid combobox") );
+ wxCHECK_MSG( m_widget != NULL, 0, wxT("invalid combobox") );
GtkWidget *list = GTK_COMBO(m_widget)->list;
void wxComboBox::SetSelection( int n )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
+
+ DisableEvents();
GtkWidget *list = GTK_COMBO(m_widget)->list;
+ gtk_list_unselect_item( GTK_LIST(list), m_prevSelection );
gtk_list_select_item( GTK_LIST(list), n );
+ m_prevSelection = n;
+
+ EnableEvents();
}
void wxComboBox::SetStringSelection( const wxString &string )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
int res = FindString( string );
if (res == -1) return;
void wxComboBox::SetValue( const wxString& value )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
- wxString tmp = _T("");
+ wxString tmp = wxT("");
if (!value.IsNull()) tmp = value;
gtk_entry_set_text( GTK_ENTRY(entry), tmp.mbc_str() );
}
void wxComboBox::Copy()
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION > 0)
+#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
gtk_editable_copy_clipboard( GTK_EDITABLE(entry) );
#else
gtk_editable_copy_clipboard( GTK_EDITABLE(entry), 0 );
void wxComboBox::Cut()
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION > 0)
+#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
gtk_editable_cut_clipboard( GTK_EDITABLE(entry) );
#else
gtk_editable_cut_clipboard( GTK_EDITABLE(entry), 0 );
void wxComboBox::Paste()
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-#if (GTK_MINOR_VERSION > 0)
+#if defined(__WXGTK13__) || (GTK_MINOR_VERSION > 0)
gtk_editable_paste_clipboard( GTK_EDITABLE(entry) );
#else
gtk_editable_paste_clipboard( GTK_EDITABLE(entry), 0 );
void wxComboBox::SetInsertionPoint( long pos )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
gtk_entry_set_position( GTK_ENTRY(entry), (int)pos );
void wxComboBox::SetInsertionPointEnd()
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
SetInsertionPoint( -1 );
}
void wxComboBox::Replace( long from, long to, const wxString& value )
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
// FIXME: not quite sure how to do this method right in multibyte mode
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
void wxComboBox::Remove(long from, long to)
{
- wxCHECK_RET( m_widget != NULL, _T("invalid combobox") );
+ wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
GtkWidget *entry = GTK_COMBO(m_widget)->entry;
gtk_editable_delete_text( GTK_EDITABLE(entry), (gint)from, (gint)to );
if ( FindString(value) == wxNOT_FOUND )
{
Append(value);
+ SetStringSelection(value);
// and generate the selected event for it
wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, GetId() );
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 )
{
event.Skip();
-
- return;
+#if 0
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 );
+#endif // 0
}
void wxComboBox::ApplyWidgetStyle()
(window == GTK_COMBO(m_widget)->button->window ) );
}
+wxSize wxComboBox::DoGetBestSize() const
+{
+ wxSize ret( wxControl::DoGetBestSize() );
+
+ // we know better our horizontal extent: it depends on the longest string
+ // in the combobox
+ ret.x = 0;
+ if ( m_widget )
+ {
+ GdkFont *font = m_font.GetInternalFont();
+
+ wxCoord width;
+ size_t count = Number();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ width = (wxCoord)gdk_string_width(font, GetString(n).mbc_str());
+ if ( width > ret.x )
+ ret.x = width;
+ }
+ }
+
+ // empty combobox should have some reasonable default size too
+ if ( ret.x < 100 )
+ ret.x = 100;
+ return ret;
+}
+
+#endif
projects / wxWidgets.git / blobdiff