src/gtk1/radiobox.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        radiobox.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Created:     01/02/97
   6 // Id:
   7 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "radiobox.h"
  14 #endif
  15
  16 #include "wx/radiobox.h"
  17 #include "wx/dialog.h"
  18 #include "wx/frame.h"
  19 #include "wx/gtk/win_gtk.h"
  20
  21 //-----------------------------------------------------------------------------
  22 // wxRadioBox
  23 //-----------------------------------------------------------------------------
  24
  25 void gtk_radiobutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxRadioBox *rb )
  26 {
  27   if (rb->m_alreadySent)
  28   {
  29     rb->m_alreadySent = FALSE;
  30     return;
  31   }
  32
  33   rb->m_alreadySent = TRUE;
  34
  35   wxCommandEvent event( wxEVT_COMMAND_RADIOBOX_SELECTED, rb->GetId() );
  36   event.SetInt( rb->GetSelection() );
  37   wxString tmp( rb->GetStringSelection() );
  38   event.SetString( WXSTRINGCAST(tmp) );
  39   event.SetEventObject( rb );
  40   rb->GetEventHandler()->ProcessEvent(event);
  41 };
  42
  43 //-----------------------------------------------------------------------------
  44
  45 IMPLEMENT_DYNAMIC_CLASS(wxRadioBox,wxControl)
  46
  47 wxRadioBox::wxRadioBox(void)
  48 {
  49 };
  50
  51 wxRadioBox::wxRadioBox( wxWindow *parent, wxWindowID id, const wxString& title,
  52       const wxPoint &pos, const wxSize &size,
  53       int n, const wxString choices[],
  54       int majorDim, long style,
  55       const wxString &name )
  56 {
  57   Create( parent, id, title, pos, size, n, choices, majorDim, style, name );
  58 };
  59
  60 bool wxRadioBox::Create( wxWindow *parent, wxWindowID id, const wxString& title,
  61       const wxPoint &pos, const wxSize &size,
  62       int n, const wxString choices[],
  63       int WXUNUSED(majorDim), long style,
  64       const wxString &name )
  65 {
  66   m_alreadySent = FALSE;
  67   m_needParent = TRUE;
  68
  69   PreCreation( parent, id, pos, size, style, name );
  70
  71   m_widget = gtk_frame_new( title );
  72
  73   int x = m_x+5;
  74   int y = m_y+15;
  75   int maxLen = 0;
  76   int height = 20;
  77
  78 //  if (((m_style & wxRA_VERTICAL) == wxRA_VERTICAL) && (n > 0))
  79   if (n > 0)
  80   {
  81     GSList *radio_button_group = NULL;
  82     for (int i = 0; i < n; i++)
  83     {
  84       if (i) radio_button_group = gtk_radio_button_group( GTK_RADIO_BUTTON(m_radio) );
  85
  86       m_radio = GTK_RADIO_BUTTON( gtk_radio_button_new_with_label( radio_button_group, choices[i] ) );
  87
  88       if (!i) gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(m_radio), TRUE );
  89
  90       gtk_signal_connect( GTK_OBJECT(m_radio), "clicked",
  91         GTK_SIGNAL_FUNC(gtk_radiobutton_clicked_callback), (gpointer*)this );
  92
  93       gtk_myfixed_put( GTK_MYFIXED(m_parent->m_wxwindow), GTK_WIDGET(m_radio), x, y );
  94
  95       int tmp = 22+gdk_string_measure( GTK_WIDGET(m_radio)->style->font, choices[i] );
  96       if (tmp > maxLen) maxLen = tmp;
  97
  98       int width = m_width-10;
  99       if (size.x == -1) width = tmp;
 100       gtk_widget_set_usize( GTK_WIDGET(m_radio), width, 20 );
 101
 102       y += 20;
 103       height += 20;
 104
 105     };
 106   };
 107
 108   wxSize newSize = size;
 109   if (newSize.x == -1) newSize.x = maxLen+10;
 110   if (newSize.y == -1) newSize.y = height;
 111   SetSize( newSize.x, newSize.y );
 112
 113   PostCreation();
 114
 115   Show( TRUE );
 116
 117   return TRUE;
 118 };
 119
 120 bool wxRadioBox::Show( bool show )
 121 {
 122   wxWindow::Show( show );
 123
 124   GSList *item = gtk_radio_button_group( m_radio );
 125   while (item)
 126   {
 127     GtkWidget *w = GTK_WIDGET( item->data );
 128     if (show) gtk_widget_show( w ); else gtk_widget_hide( w );
 129     item = item->next;
 130   };
 131
 132   return TRUE;
 133 };
 134
 135 int wxRadioBox::FindString( const wxString &s ) const
 136 {
 137   GSList *item = gtk_radio_button_group( m_radio );
 138
 139   int count = g_slist_length(item)-1;
 140
 141   while (item)
 142   {
 143     GtkButton *b = GTK_BUTTON( item->data );
 144     GtkLabel *l = GTK_LABEL( b->child );
 145     if (s == l->label) return count;
 146     count--;
 147     item = item->next;
 148   };
 149
 150   return -1;
 151 };
 152
 153 void wxRadioBox::SetSelection( int n )
 154 {
 155   GSList *item = gtk_radio_button_group( m_radio );
 156   item = g_slist_nth( item, g_slist_length(item)-n-1 );
 157   if (!item) return;
 158
 159   GtkToggleButton *button = GTK_TOGGLE_BUTTON( item->data );
 160
 161   gtk_toggle_button_set_state( button, 1 );
 162 };
 163
 164 int wxRadioBox::GetSelection(void) const
 165 {
 166   GSList *item = gtk_radio_button_group( m_radio );
 167   int count = 0;
 168   while (item)
 169   {
 170     GtkButton *button = GTK_BUTTON( item->data );
 171     if (GTK_TOGGLE_BUTTON(button)->active) return count;
 172     count++;
 173     item = item->next;
 174   };
 175   return -1;
 176 };
 177
 178 wxString wxRadioBox::GetString( int n ) const
 179 {
 180   GSList *item = gtk_radio_button_group( m_radio );
 181
 182   item = g_slist_nth( item, g_slist_length(item)-n-1 );
 183   if (!item) return "";
 184
 185   GtkToggleButton *button = GTK_TOGGLE_BUTTON( item->data );
 186
 187   GtkLabel *label = GTK_LABEL( GTK_BUTTON(button)->child );
 188
 189   return wxString( label->label );
 190 };
 191
 192 wxString wxRadioBox::GetLabel(void) const
 193 {
 194   return wxControl::GetLabel();
 195 };
 196
 197 void wxRadioBox::SetLabel( const wxString& WXUNUSED(label) )
 198 {
 199 };
 200
 201 void wxRadioBox::SetLabel( int WXUNUSED(item), const wxString& WXUNUSED(label) )
 202 {
 203 };
 204
 205 void wxRadioBox::SetLabel( int WXUNUSED(item), wxBitmap *WXUNUSED(bitmap) )
 206 {
 207 };
 208
 209 wxString wxRadioBox::GetLabel( int WXUNUSED(item) ) const
 210 {
 211   return "";
 212 };
 213
 214 void wxRadioBox::Enable( bool WXUNUSED(enable) )
 215 {
 216 };
 217
 218 void wxRadioBox::Enable( int WXUNUSED(item), bool WXUNUSED(enable) )
 219 {
 220 };
 221
 222 void wxRadioBox::Show( int WXUNUSED(item), bool WXUNUSED(show) )
 223 {
 224 };
 225
 226 wxString wxRadioBox::GetStringSelection(void) const
 227 {
 228   GSList *item = gtk_radio_button_group( m_radio );
 229   while (item)
 230   {
 231     GtkButton *button = GTK_BUTTON( item->data );
 232     if (GTK_TOGGLE_BUTTON(button)->active)
 233     {
 234       GtkLabel *label = GTK_LABEL( button->child );
 235       return label->label;
 236     };
 237     item = item->next;
 238   };
 239   return "";
 240 };
 241
 242 bool wxRadioBox::SetStringSelection( const wxString&s )
 243 {
 244   int res = FindString( s );
 245   if (res == -1) return FALSE;
 246   SetSelection( res );
 247   return TRUE;
 248 };
 249
 250 int wxRadioBox::Number(void) const
 251 {
 252   int count = 0;
 253   GSList *item = gtk_radio_button_group( m_radio );
 254   while (item)
 255   {
 256     item = item->next;
 257     count++;
 258   };
 259   return count;
 260 };
 261
 262 int wxRadioBox::GetNumberOfRowsOrCols(void) const
 263 {
 264   return 1;
 265 };
 266
 267 void wxRadioBox::SetNumberOfRowsOrCols( int WXUNUSED(n) )
 268 {
 269 };
 270