gtk2/w_pushbutton.c

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/***************************************************************************
    begin       : Sun May 16 2010
    copyright   : (C) 2010 by Martin Preuss
    email       : martin@libchipcard.de

 ***************************************************************************
 *          Please see toplevel file COPYING for license details           *
 ***************************************************************************/





static GWENHYWFAR_CB
int Gtk2Gui_WPushButton_SetIntProperty(GWEN_WIDGET *w,
                                       GWEN_DIALOG_PROPERTY prop,
                                       GWEN_UNUSED int index,
                                       int value,
                                       GWEN_UNUSED int doSignal)
{
  GtkButton *g;

  g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
  assert(g);

  switch (prop) {
  case GWEN_DialogProperty_Enabled:
    gtk_widget_set_sensitive(GTK_WIDGET(g), (value==0)?FALSE:TRUE);
    return 0;

  case GWEN_DialogProperty_Focus:
    gtk_widget_grab_focus(GTK_WIDGET(g));
    return 0;

  case GWEN_DialogProperty_Width:
  case GWEN_DialogProperty_Height:
    /* just ignore these for now */
    return 0;

  default:
    break;
  }

  DBG_WARN(GWEN_LOGDOMAIN,
           "Function is not appropriate for this type of widget (%s)",
           GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
  return GWEN_ERROR_INVALID;
}




static GWENHYWFAR_CB
int Gtk2Gui_WPushButton_GetIntProperty(GWEN_WIDGET *w,
                                       GWEN_DIALOG_PROPERTY prop,
                                       GWEN_UNUSED int index,
                                       int defaultValue)
{
  GtkButton *g;

  g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
  assert(g);

  switch (prop) {
  case GWEN_DialogProperty_Enabled:
    return (gtk_widget_get_sensitive(GTK_WIDGET(g))==TRUE)?1:0;

  case GWEN_DialogProperty_Focus:
    return (gtk_widget_has_focus(GTK_WIDGET(g))==TRUE)?1:0;
    return 0;

  case GWEN_DialogProperty_Width:
  case GWEN_DialogProperty_Height:
    /* just ignore these for now */
    return 0;

  default:
    break;
  }

  DBG_WARN(GWEN_LOGDOMAIN,
           "Function is not appropriate for this type of widget (%s)",
           GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
  return defaultValue;
}



static GWENHYWFAR_CB
int Gtk2Gui_WPushButton_SetCharProperty(GWEN_WIDGET *w,
                                        GWEN_DIALOG_PROPERTY prop,
                                        GWEN_UNUSED int index,
                                        const char *value,
                                        GWEN_UNUSED int doSignal)
{
  GtkButton *g;

  g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
  assert(g);

  switch (prop) {
  case GWEN_DialogProperty_Title:
    gtk_button_set_label(g, value);
    return 0;
  default:
    break;
  }

  DBG_WARN(GWEN_LOGDOMAIN,
           "Function is not appropriate for this type of widget (%s)",
           GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
  return GWEN_ERROR_INVALID;
}



static GWENHYWFAR_CB
const char *Gtk2Gui_WPushButton_GetCharProperty(GWEN_WIDGET *w,
                                                GWEN_DIALOG_PROPERTY prop,
                                                GWEN_UNUSED int index,
                                                const char *defaultValue)
{
  GtkButton *g;

  g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
  assert(g);

  switch (prop) {
  case GWEN_DialogProperty_Title:
    return gtk_button_get_label(g);
  default:
    break;
  }

  DBG_WARN(GWEN_LOGDOMAIN,
           "Function is not appropriate for this type of widget (%s)",
           GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
  return defaultValue;
}



static void Gtk2Gui_WPushButton_Clicked_handler(GWEN_UNUSED GtkButton *button, gpointer data)
{
  GWEN_WIDGET *w;
  int rv;

  w=data;
  assert(w);
  rv=GWEN_Dialog_EmitSignal(GWEN_Widget_GetDialog(w),
                            GWEN_DialogEvent_TypeActivated,
                            GWEN_Widget_GetName(w));
  if (rv==GWEN_DialogEvent_ResultAccept)
    Gtk2Gui_Dialog_Leave(GWEN_Widget_GetTopDialog(w), 1);
  else if (rv==GWEN_DialogEvent_ResultReject)
    Gtk2Gui_Dialog_Leave(GWEN_Widget_GetTopDialog(w), 0);
}



int Gtk2Gui_WPushButton_Setup(GWEN_WIDGET *w)
{
  GtkWidget *g;
  const char *s;
  /*uint32_t flags;*/
  GWEN_WIDGET *wParent;
  /*gulong clicked_handler_id;*/

  /*flags=GWEN_Widget_GetFlags(w);*/
  wParent=GWEN_Widget_Tree_GetParent(w);
  s=GWEN_Widget_GetText(w, 0);

  /* create widget */
  if (s && *s)
    g=gtk_button_new_with_mnemonic(s);
  else
    g=gtk_button_new();

  s=GWEN_Widget_GetIconFileName(w);
  if (s && *s) {
    GWEN_STRINGLIST *sl;

    sl=GWEN_Dialog_GetMediaPaths(GWEN_Widget_GetDialog(w));
    if (sl) {
      int rv;
      GWEN_BUFFER *tbuf;

      tbuf=GWEN_Buffer_new(0, 256, 0, 1);
      rv=GWEN_Directory_FindFileInPaths(sl, s, tbuf);
      if (rv<0) {
        DBG_ERROR(GWEN_LOGDOMAIN, "Image file [%s] not found (%d)", s, rv);
        /* ignore result here, instead create GtkImage with "broken mage" later */
      }
      else {
        GtkWidget *gImage;

        gImage=gtk_image_new_from_file(GWEN_Buffer_GetStart(tbuf));
        gtk_button_set_image(GTK_BUTTON(g), gImage);
        gtk_button_set_image_position(GTK_BUTTON(g), GTK_POS_LEFT);
      }
      GWEN_Buffer_free(tbuf);
    }
  }

  GWEN_Widget_SetImplData(w, GTK2_DIALOG_WIDGET_REAL, (void *) g);
  GWEN_Widget_SetImplData(w, GTK2_DIALOG_WIDGET_CONTENT, (void *) g);

  GWEN_Widget_SetSetIntPropertyFn(w, Gtk2Gui_WPushButton_SetIntProperty);
  GWEN_Widget_SetGetIntPropertyFn(w, Gtk2Gui_WPushButton_GetIntProperty);
  GWEN_Widget_SetSetCharPropertyFn(w, Gtk2Gui_WPushButton_SetCharProperty);
  GWEN_Widget_SetGetCharPropertyFn(w, Gtk2Gui_WPushButton_GetCharProperty);

  /*clicked_handler_id=*/g_signal_connect(g,
                                          "clicked",
                                          G_CALLBACK(Gtk2Gui_WPushButton_Clicked_handler),
                                          w);

  if (wParent)
    GWEN_Widget_AddChildGuiWidget(wParent, w);

  return 0;
}