fontprefwinc.c

linux下的E_MAIL客户端源码

//
// Update the rich font
//
   if ( richFontStr.size() > 0 )
      UpdateRich(*halApp, richFontStr);

//
// Update the message list font
//
   if ( listFont && listFont->loaded && listFontStr.size() > 0 ) {

//
// Create a font list
//
      XmFontListEntry	fent;
      XmFontList	flist;

      if ( listFont->IsBold() ) {
	 fent  = XmFontListEntryCreate("bold", XmFONT_IS_FONT, listFont->xfont);
	 flist = XmFontListAppendEntry(NULL, fent);
	 FontDataC	*nonBold = listFont->NonBold();
	 fent  = XmFontListEntryCreate("plain", XmFONT_IS_FONT, nonBold->xfont);
	 flist = XmFontListAppendEntry(flist, fent);
      }
      else {
	 fent  = XmFontListEntryCreate("plain", XmFONT_IS_FONT,listFont->xfont);
	 flist = XmFontListAppendEntry(NULL, fent);
	 FontDataC	*bold = listFont->Bold();
	 fent  = XmFontListEntryCreate("bold", XmFONT_IS_FONT, bold->xfont);
	 flist = XmFontListAppendEntry(flist, fent);
      }

//
// Update the font for all lists
//
      args.FontList(flist);
      UpdateLists(*halApp, ARGS);

//
// Update the font for all view boxes
//
      ishApp->mainWin->FolderVBox().SetFontList(flist);
      ishApp->mainWin->MsgVBox().SetFontList(flist);

   } // End if there is a list font

   BusyCursor(False);

   return True;

} // End Apply

/*---------------------------------------------------------------
 *  Callback used when a font pushbutton is selected
 */

void
FontPrefWinC::PickFont(Widget w, FontPrefWinC *This, XtPointer)
{
   This->BusyCursor(True);

   if ( !This->chooser ) {
      This->chooser = new FontChooserC(*This);
      This->chooser->AddOkCallback((CallbackFn*)FinishPickFont, This);
   }

   if ( w == This->pbChoosePB ) {
      This->curTF = This->pbTF;
      This->chooser->ShowProp(True);
      This->chooser->ShowFixed(True);
      This->chooser->AllowProp(True);
   }
   else if ( w == This->labelChoosePB ) {
      This->curTF = This->labelTF;
      This->chooser->ShowProp(True);
      This->chooser->ShowFixed(True);
      This->chooser->AllowProp(True);
   }
   else if ( w == This->textChoosePB ) {
      This->curTF = This->textTF;
      This->chooser->ShowProp(False);
      This->chooser->ShowFixed(True);
      This->chooser->AllowProp(False);
   }
   else if ( w == This->richChoosePB ) {
      This->curTF = This->richTF;
      This->chooser->ShowProp(True);
      This->chooser->ShowFixed(True);
      This->chooser->AllowProp(True);
   }
   else if ( w == This->listChoosePB ) {
      This->curTF = This->listTF;
      This->chooser->ShowProp(True);
      This->chooser->ShowFixed(True);
      This->chooser->AllowProp(True);
   }

   This->chooser->Show();

   This->BusyCursor(False);

} // End PickFont

void
FontPrefWinC::FinishPickFont(char *name, FontPrefWinC *This)
{
   if ( debuglev > 0 ) cout <<"Selected font is: " <<name <<endl;
   XmTextFieldSetString(This->curTF, name);
}

/*---------------------------------------------------------------
 *  Callback used when a font menu is about to be posted
 */

void
FontPrefWinC::SetField(Widget w, FontPrefWinC *This, XtPointer)
{
   XtPointer	data;
   XtVaGetValues(w, XmNuserData, &data, NULL);
   This->curTF = (Widget)data;

} // End SetField

/*---------------------------------------------------------------
 *  Method used to update the font for all pushbuttons
 */

void
FontPrefWinC::UpdateButtons(Widget w, ArgList argv, Cardinal argc)
{
   if ( !w || !XtIsWidget(w) ) return;

   if ( debuglev > 1 ) cout <<"Checking " <<w <<" (" <<XtName(w) <<")" <<endl;

//
// If this is a composite, loop through the children and check them.
//    Don't loop through our own menu because we don't want the fonts to
//    change there.
//
   if ( XtIsComposite(w) && w != fontPD ) {

      WidgetList	list;
      Cardinal		count;
      XtVaGetValues(w, XmNnumChildren, &count, XmNchildren, &list, NULL);
      if ( debuglev > 1 ) cout <<"   has " <<count <<" children" <<endl;

//
// Loop through children
//
      for (int i=0; i<count; i++)
	 UpdateButtons(list[i], argv, argc);

   } // End if this is a composite widget
   
//
// If this is a pushbutton or cascade button, update the resources
//
   else if ( XmIsPushButton(w) || XmIsCascadeButton(w) ) {
      if ( debuglev > 1 ) cout <<"Found button: " <<XtName(w) <<endl;
      XtSetValues(w, argv, argc);
   }

//
// If there are any popups associated with this widget, check them
//
   if ( w->core.num_popups > 0 ) {

      if ( debuglev > 1 ) cout <<"   has " <<w->core.num_popups <<" popups" <<endl;
      for (int i=0; i<w->core.num_popups; i++)
	 UpdateButtons(w->core.popup_list[i], argv, argc);

   } // End if there are any popups

} // End UpdateButtons

/*---------------------------------------------------------------
 *  Method used to update the font for all labels and toggle buttons
 */

void
FontPrefWinC::UpdateLabels(Widget w, ArgList argv, Cardinal argc)
{
   if ( !w || !XtIsWidget(w) ) return;

   if ( debuglev > 1 ) cout <<"Checking " <<XtName(w) <<endl;

//
// If this is a composite, loop through the children and check them.
//    Don't loop through our own menu because we don't want the fonts to
//    change there.
//
   if ( XtIsComposite(w) && w != fontPD ) {

      WidgetList	list;
      Cardinal		count;
      XtVaGetValues(w, XmNnumChildren, &count, XmNchildren, &list, NULL);

//
// Loop through children
//
      for (int i=0; i<count; i++)
	 UpdateLabels(list[i], argv, argc);

   } // End if this is a composite widget
   
//
// If this is a pushbutton or cascade button, update the resources
//
   else if ( XmIsLabel(w) && !(XmIsPushButton(w) || XmIsCascadeButton(w)) ) {
      if ( debuglev > 1 ) cout <<"Found label: " <<XtName(w) <<endl;
      XtSetValues(w, argv, argc);
   }

//
// If there are any popups associated with this widget, check them
//
   if ( w->core.num_popups > 0 ) {

      for (int i=0; i<w->core.num_popups; i++)
	 UpdateLabels(w->core.popup_list[i], argv, argc);

   } // End if there are any popups

} // End UpdateLabels

/*---------------------------------------------------------------
 *  Method used to update the font for all text and text field widgets
 */

void
FontPrefWinC::UpdateText(Widget w, ArgList argv, Cardinal argc)
{
   if ( !w || !XtIsWidget(w) ) return;

   if ( debuglev > 1 ) cout <<"Checking " <<XtName(w) <<endl;

//
// If this is a composite, loop through the children and check them.
//    Don't loop through our own menu because we don't want the fonts to
//    change there.
//
   if ( XtIsComposite(w) && w != fontPD ) {

      WidgetList	list;
      Cardinal		count;
      XtVaGetValues(w, XmNnumChildren, &count, XmNchildren, &list, NULL);

//
// Loop through children
//
      for (int i=0; i<count; i++)
	 UpdateText(list[i], argv, argc);

   } // End if this is a composite widget
   
//
// If this is a pushbutton or cascade button, update the resources
//
   else if ( XmIsText(w) || XmIsTextField(w) ) {
      if ( debuglev > 1 ) cout <<"Found text: " <<XtName(w) <<endl;
      XtSetValues(w, argv, argc);
   }

//
// If there are any popups associated with this widget, check them
//
   if ( w->core.num_popups > 0 ) {

      for (int i=0; i<w->core.num_popups; i++)
	 UpdateText(w->core.popup_list[i], argv, argc);

   } // End if there are any popups

} // End UpdateText

/*---------------------------------------------------------------
 *  Method used to update the base font for all richtext widgets
 */

void
FontPrefWinC::UpdateRich(Widget w, const char *fontname)
{
   if ( !w || !XtIsWidget(w) ) return;

   if ( debuglev > 1 ) cout <<"Checking " <<XtName(w) <<endl;

//
// If this is a richtext widget, get the object pointer from its user data
//
   if ( strcasecmp(XtName(w), "richTextArea") == 0 ) {

      MimeRichTextC	*rt;
      XtVaGetValues(w, XmNuserData, &rt, NULL);

      if ( rt ) rt->SetPlainFont(fontname);

   } // End if this is a richtext widget

//
// If this is a composite, loop through the children and check them.
//    Don't loop through our own menu because we don't want the fonts to
//    change there.
//
   if ( XtIsComposite(w) && w != fontPD ) {

      WidgetList	list;
      Cardinal		count;
      XtVaGetValues(w, XmNnumChildren, &count, XmNchildren, &list, NULL);

//
// Loop through children
//
      for (int i=0; i<count; i++)
	 UpdateRich(list[i], fontname);

   } // End if this is a composite widget

//
// If there are any popups associated with this widget, check them
//
   if ( w->core.num_popups > 0 ) {

      for (int i=0; i<w->core.num_popups; i++)
	 UpdateRich(w->core.popup_list[i], fontname);

   } // End if there are any popups
   
} // End UpdateRich

/*---------------------------------------------------------------
 *  Method used to update the fixed font for all richtext widgets
 */

void
FontPrefWinC::UpdateRichFixed(Widget w, const char *fontname)
{
   if ( !w || !XtIsWidget(w) ) return;

   if ( debuglev > 1 ) cout <<"Checking " <<XtName(w) <<endl;

//
// If this is a richtext widget, get the object pointer from its user data
//
   if ( strcasecmp(XtName(w), "richTextArea") == 0 ) {

      MimeRichTextC	*rt;
      XtVaGetValues(w, XmNuserData, &rt, NULL);

      if ( rt ) rt->SetFixedFont(fontname);

   } // End if this is a richtext widget

//
// If this is a composite, loop through the children and check them.
//    Don't loop through our own menu because we don't want the fonts to
//    change there.
//
   if ( XtIsComposite(w) && w != fontPD ) {

      WidgetList	list;
      Cardinal		count;
      XtVaGetValues(w, XmNnumChildren, &count, XmNchildren, &list, NULL);

//
// Loop through children
//
      for (int i=0; i<count; i++)
	 UpdateRichFixed(list[i], fontname);

   } // End if this is a composite widget

//
// If there are any popups associated with this widget, check them
//
   if ( w->core.num_popups > 0 ) {

      for (int i=0; i<w->core.num_popups; i++)
	 UpdateRichFixed(w->core.popup_list[i], fontname);

   } // End if there are any popups
   
} // End UpdateRichFixed

/*---------------------------------------------------------------
 *  Method used to update the font for all list widgets
 */

void
FontPrefWinC::UpdateLists(Widget w, ArgList argv, Cardinal argc)
{
   if ( !w || !XtIsWidget(w) ) return;

   if ( debuglev > 1 ) cout <<"Checking " <<XtName(w) <<endl;

//
// If this is a composite, loop through the children and check them.
//    Don't loop through our own menu because we don't want the fonts to
//    change there.
//
   if ( XtIsComposite(w) && w != fontPD ) {

      WidgetList	list;
      Cardinal		count;
      XtVaGetValues(w, XmNnumChildren, &count, XmNchildren, &list, NULL);

//
// Loop through children
//
      for (int i=0; i<count; i++)
	 UpdateLists(list[i], argv, argc);

   } // End if this is a composite widget
   
//
// If this is a list widget, update the resources
//
   else if ( XmIsList(w) ) {
      if ( debuglev > 1 ) cout <<"Found list: " <<XtName(w) <<endl;
      XtSetValues(w, argv, argc);
   }

//
// If there are any popups associated with this widget, check them
//
   if ( w->core.num_popups > 0 ) {

      for (int i=0; i<w->core.num_popups; i++)
	 UpdateLists(w->core.popup_list[i], argv, argc);

   } // End if there are any popups

} // End UpdateLists