src/gtk/button.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        button.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 #ifdef __GNUG__
  12 #pragma implementation "button.h"
  13 #endif
  14
  15 #include "wx/button.h"
  16
  17 //-----------------------------------------------------------------------------
  18 // classes
  19 //-----------------------------------------------------------------------------
  20
  21 class wxButton;
  22
  23 //-----------------------------------------------------------------------------
  24 // wxButton
  25 //-----------------------------------------------------------------------------
  26
  27 IMPLEMENT_DYNAMIC_CLASS(wxButton,wxControl)
  28
  29 void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), gpointer data )
  30 {
  31   wxButton *button = (wxButton*)data;
  32   wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
  33   event.SetEventObject(button);
  34   button->ProcessEvent(event);
  35 };
  36
  37 //-----------------------------------------------------------------------------
  38
  39 wxButton::wxButton(void)
  40 {
  41 };
  42
  43 wxButton::wxButton( wxWindow *parent, wxWindowID id, const wxString &label,
  44       const wxPoint &pos, const wxSize &size,
  45       long style, const wxString &name )
  46 {
  47   Create( parent, id, label, pos, size, style, name );
  48 };
  49
  50 bool wxButton::Create(  wxWindow *parent, wxWindowID id, const wxString &label,
  51       const wxPoint &pos, const wxSize &size,
  52       long style, const wxString &name )
  53 {
  54   m_needParent = TRUE;
  55
  56   wxSize newSize = size;
  57
  58   PreCreation( parent, id, pos, newSize, style, name );
  59
  60   m_label = label;
  61   m_widget = gtk_button_new_with_label( label );
  62
  63   if (newSize.x == -1) newSize.x = 15+gdk_string_measure( m_widget->style->font, label );
  64   if (newSize.y == -1) newSize.y = 26;
  65   SetSize( newSize.x, newSize.y );
  66
  67   gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
  68     GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
  69
  70   PostCreation();
  71
  72   Show( TRUE );
  73
  74   return TRUE;
  75 };
  76
  77 void wxButton::SetDefault(void)
  78 {
  79 };
  80
  81 void wxButton::SetLabel( const wxString &label )
  82 {
  83   wxControl::SetLabel( label );
  84 };
  85
  86 wxString wxButton::GetLabel(void) const
  87 {
  88   return wxControl::GetLabel();
  89 };