gwenhywfar  4.3.1
w_pushbutton.c
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00001 /***************************************************************************
00002     begin       : Sun May 16 2010
00003     copyright   : (C) 2010 by Martin Preuss
00004     email       : martin@libchipcard.de
00005 
00006  ***************************************************************************
00007  *          Please see toplevel file COPYING for license details           *
00008  ***************************************************************************/
00009 
00010 
00011 
00012 
00013 
00014 static GWENHYWFAR_CB
00015 int Gtk2Gui_WPushButton_SetIntProperty(GWEN_WIDGET *w,
00016                                        GWEN_DIALOG_PROPERTY prop,
00017                                        int index,
00018                                        int value,
00019                                        int doSignal) {
00020   GtkButton *g;
00021 
00022   g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
00023   assert(g);
00024 
00025   switch(prop) {
00026   case GWEN_DialogProperty_Enabled:
00027     gtk_widget_set_sensitive(GTK_WIDGET(g), (value==0)?FALSE:TRUE);
00028     return 0;
00029   
00030   case GWEN_DialogProperty_Focus:
00031     gtk_widget_grab_focus(GTK_WIDGET(g));
00032     return 0;
00033 
00034   case GWEN_DialogProperty_Width:
00035   case GWEN_DialogProperty_Height:
00036     /* just ignore these for now */
00037     return 0;
00038 
00039   default:
00040     break;
00041   }
00042 
00043   DBG_WARN(GWEN_LOGDOMAIN,
00044            "Function is not appropriate for this type of widget (%s)",
00045            GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
00046   return GWEN_ERROR_INVALID;
00047 }
00048 
00049 
00050 
00051 
00052 static GWENHYWFAR_CB
00053 int Gtk2Gui_WPushButton_GetIntProperty(GWEN_WIDGET *w,
00054                                        GWEN_DIALOG_PROPERTY prop,
00055                                        int index,
00056                                        int defaultValue) {
00057   GtkButton *g;
00058 
00059   g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
00060   assert(g);
00061 
00062   switch(prop) {
00063   case GWEN_DialogProperty_Enabled:
00064     return (gtk_widget_get_sensitive(GTK_WIDGET(g))==TRUE)?1:0;
00065 
00066   case GWEN_DialogProperty_Focus:
00067     return (gtk_widget_has_focus(GTK_WIDGET(g))==TRUE)?1:0;
00068     return 0;
00069 
00070   case GWEN_DialogProperty_Width:
00071   case GWEN_DialogProperty_Height:
00072     /* just ignore these for now */
00073     return 0;
00074 
00075   default:
00076     break;
00077   }
00078 
00079   DBG_WARN(GWEN_LOGDOMAIN,
00080            "Function is not appropriate for this type of widget (%s)",
00081            GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
00082   return defaultValue;
00083 }
00084 
00085 
00086 
00087 static GWENHYWFAR_CB
00088 int Gtk2Gui_WPushButton_SetCharProperty(GWEN_WIDGET *w,
00089                                         GWEN_DIALOG_PROPERTY prop,
00090                                         int index,
00091                                         const char *value,
00092                                         int doSignal) {
00093   GtkButton *g;
00094 
00095   g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
00096   assert(g);
00097 
00098   switch(prop) {
00099   case GWEN_DialogProperty_Title:
00100     gtk_button_set_label(g, value);
00101     return 0;
00102   default:
00103     break;
00104   }
00105 
00106   DBG_WARN(GWEN_LOGDOMAIN,
00107            "Function is not appropriate for this type of widget (%s)",
00108            GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
00109   return GWEN_ERROR_INVALID;
00110 }
00111 
00112 
00113 
00114 static GWENHYWFAR_CB
00115 const char* Gtk2Gui_WPushButton_GetCharProperty(GWEN_WIDGET *w,
00116                                                 GWEN_DIALOG_PROPERTY prop,
00117                                                 int index,
00118                                                 const char *defaultValue) {
00119   GtkButton *g;
00120 
00121   g=GTK_BUTTON(GWEN_Widget_GetImplData(w, GTK2_DIALOG_WIDGET_REAL));
00122   assert(g);
00123 
00124   switch(prop) {
00125   case GWEN_DialogProperty_Title:
00126     return gtk_button_get_label(g);
00127   default:
00128     break;
00129   }
00130 
00131   DBG_WARN(GWEN_LOGDOMAIN,
00132            "Function is not appropriate for this type of widget (%s)",
00133            GWEN_Widget_Type_toString(GWEN_Widget_GetType(w)));
00134   return defaultValue;
00135 }
00136 
00137 
00138 
00139 static void Gtk2Gui_WPushButton_Clicked_handler(GtkButton *button, gpointer data) {
00140   GWEN_WIDGET *w;
00141   int rv;
00142 
00143   w=data;
00144   assert(w);
00145   rv=GWEN_Dialog_EmitSignal(GWEN_Widget_GetDialog(w),
00146                             GWEN_DialogEvent_TypeActivated,
00147                             GWEN_Widget_GetName(w));
00148   if (rv==GWEN_DialogEvent_ResultAccept)
00149     Gtk2Gui_Dialog_Leave(GWEN_Widget_GetTopDialog(w), 1);
00150   else if (rv==GWEN_DialogEvent_ResultReject)
00151     Gtk2Gui_Dialog_Leave(GWEN_Widget_GetTopDialog(w), 0);
00152 }
00153 
00154 
00155 
00156 int Gtk2Gui_WPushButton_Setup(GWEN_WIDGET *w) {
00157   GtkWidget *g;
00158   const char *s;
00159   uint32_t flags;
00160   GWEN_WIDGET *wParent;
00161   gulong clicked_handler_id;
00162 
00163   flags=GWEN_Widget_GetFlags(w);
00164   wParent=GWEN_Widget_Tree_GetParent(w);
00165   s=GWEN_Widget_GetText(w, 0);
00166 
00167   /* create widget */
00168   if (s && *s)
00169     g=gtk_button_new_with_mnemonic(s);
00170   else
00171     g=gtk_button_new();
00172 
00173   s=GWEN_Widget_GetIconFileName(w);
00174   if (s && *s) {
00175     GWEN_STRINGLIST *sl;
00176 
00177     sl=GWEN_Dialog_GetMediaPaths(GWEN_Widget_GetDialog(w));
00178     if (sl) {
00179       int rv;
00180       GWEN_BUFFER *tbuf;
00181 
00182       tbuf=GWEN_Buffer_new(0, 256, 0, 1);
00183       rv=GWEN_Directory_FindFileInPaths(sl, s, tbuf);
00184       if (rv<0) {
00185         DBG_ERROR(GWEN_LOGDOMAIN, "Image file [%s] not found (%d)", s, rv);
00186         /* ignore result here, instead create GtkImage with "broken mage" later */
00187       }
00188       else {
00189         GtkWidget *gImage;
00190 
00191         gImage=gtk_image_new_from_file(GWEN_Buffer_GetStart(tbuf));
00192         gtk_button_set_image(GTK_BUTTON(g), gImage);
00193         gtk_button_set_image_position(GTK_BUTTON(g), GTK_POS_LEFT);
00194       }
00195       GWEN_Buffer_free(tbuf);
00196     }
00197   }
00198 
00199   GWEN_Widget_SetImplData(w, GTK2_DIALOG_WIDGET_REAL, (void*) g);
00200   GWEN_Widget_SetImplData(w, GTK2_DIALOG_WIDGET_CONTENT, (void*) g);
00201 
00202   GWEN_Widget_SetSetIntPropertyFn(w, Gtk2Gui_WPushButton_SetIntProperty);
00203   GWEN_Widget_SetGetIntPropertyFn(w, Gtk2Gui_WPushButton_GetIntProperty);
00204   GWEN_Widget_SetSetCharPropertyFn(w, Gtk2Gui_WPushButton_SetCharProperty);
00205   GWEN_Widget_SetGetCharPropertyFn(w, Gtk2Gui_WPushButton_GetCharProperty);
00206 
00207   clicked_handler_id=g_signal_connect(g,
00208                                       "clicked",
00209                                       G_CALLBACK (Gtk2Gui_WPushButton_Clicked_handler),
00210                                       w);
00211 
00212   if (wParent)
00213     GWEN_Widget_AddChildGuiWidget(wParent, w);
00214 
00215   return 0;
00216 }
00217 
00218