fix crash with "save as"

[lyx.git] / src / frontends / xforms / FormToc.C

diff --git a/src/frontends/xforms/FormToc.C b/src/frontends/xforms/FormToc.C
index 2971305078bf91a8a11482088739722ddedba0f9..37d0704d368c56a639ec711ed9a18fea26dd2a56 100644 (file)
--- a/src/frontends/xforms/FormToc.C
+++ b/src/frontends/xforms/FormToc.C
@@ -1,48 +1,55 @@
-/* This file is part of
- * ====================================================== 
+/**
+ * \file xforms/FormToc.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
  *
- *           LyX, The Document Processor
+ * \author Angus Leeming 
  *
- *           Copyright 2000-2001 The LyX Team.
- *
- * ======================================================
- *
- * \file FormToc.C
- * \author Angus Leeming, a.leeming@ic.ac.uk
+ * Full author contact details are available in file CREDITS
  */
 
 #include <config.h>
-#include <vector>
 
 #ifdef __GNUG__
 #pragma implementation
 #endif
 
+#include "FormToc.h"
 #include "xformsBC.h"
+#include "xforms_helpers.h"
 #include "ControlToc.h"
-#include "FormToc.h"
-#include "form_toc.h"
-#include "helper_funcs.h" // getStringFromVector
+#include "forms/form_toc.h"
 #include "support/lstrings.h" // frontStrip, strip
+#include "debug.h"
+#include "gettext.h"
+#include FORMS_H_LOCATION
+
+#include <vector>
+
+using std::vector;
+using std::endl;
 
 
-typedef FormCB<ControlToc, FormDB<FD_form_toc> > base_class;
+typedef FormCB<ControlToc, FormDB<FD_toc> > base_class;
 
-FormToc::FormToc(ControlToc & c)
-       : base_class(c, _("Table of Contents"))
+FormToc::FormToc()
+       : base_class(_("Table of Contents"))
 {}
 
 
 void FormToc::build()
 {
-       dialog_.reset(build_toc());
+       dialog_.reset(build_toc(this));
 
+       vector<string> types = controller().getTypes();
+       
+       
        string const choice =
                " " + getStringFromVector(controller().getTypes(), " | ") + " ";
        fl_addto_choice(dialog_->choice_toc_type, choice.c_str());
 
-        // Manage the cancel/close button
-       bc().setCancel(dialog_->button_cancel);
+       // Manage the cancel/close button
+       bc().setCancel(dialog_->button_close);
 }
 
 
@@ -53,66 +60,83 @@ void FormToc::update()
 }
 
 
-ButtonPolicy::SMInput FormToc::input(FL_OBJECT *, long)
+ButtonPolicy::SMInput FormToc::input(FL_OBJECT * ob, long)
 {
-       updateContents();
+       if (ob == dialog_->browser_toc) {
+               unsigned int const choice = fl_get_browser(dialog_->browser_toc);
+
+               if (choice - 1 < toc_.size() && choice >= 1) {
+                       controller().goTo(toc_[choice - 1]);
+               }
+               return ButtonPolicy::SMI_VALID;
+       }
 
-       unsigned int const choice = fl_get_browser( dialog_->browser_toc );
-       if (0 < choice && choice - 1 < toclist_.size()) {
-               controller().Goto(toclist_[choice-1].par->id());
+       if (ob != dialog_->choice_toc_type) {
+               updateType();
        }
 
+       updateContents();
+
        return ButtonPolicy::SMI_VALID;
 }
 
 
 void FormToc::updateType()
 {
+       // Update the choice list from scratch
+       fl_clear_choice(dialog_->choice_toc_type);
+       string const choice = getStringFromVector(controller().getTypes(), "|");
+       fl_addto_choice(dialog_->choice_toc_type, choice.c_str());
+
+       // And select the correct one
        string const type = toc::getType(controller().params().getCmdName());
-       
-       fl_set_choice(dialog_->choice_toc_type, 1);
-       for (int i = 1;
-            i <= fl_get_choice_maxitems(dialog_->choice_toc_type); ++i) {
-               string const choice =
-                       fl_get_choice_item_text(dialog_->choice_toc_type, i);
-
-               if (choice == type) {
-                       fl_set_choice(dialog_->choice_toc_type, i);
-                       break;
-               }
-       }
+       fl_set_choice_text(dialog_->choice_toc_type, type.c_str());
 }
 
 
 void FormToc::updateContents()
 {
-       string const type =
-               frontStrip(strip(fl_get_choice_text(dialog_->choice_toc_type)));
+       string const type = getString(dialog_->choice_toc_type);
+       if (type.empty()) {
+               fl_clear_browser(dialog_->browser_toc);
+               fl_add_browser_line(dialog_->browser_toc,
+                                   _("*** No Lists ***"));
+               setEnabled(dialog_->browser_toc, false);
+               return;
+       }
 
-       Buffer::SingleList const contents = controller().getContents(type);
+       toc::Toc const contents = controller().getContents(type);
 
        // Check if all elements are the same.
-       if (toclist_ == contents) {
+       if (toc_ == contents) {
                return;
        }
-       
+
        // List has changed. Update browser
-       toclist_ = contents;
+       toc_ = contents;
+
+       if (contents.empty()) {
+               fl_clear_browser(dialog_->browser_toc);
+               fl_add_browser_line(dialog_->browser_toc,
+                                   _("*** No Lists ***"));
+               setEnabled(dialog_->browser_toc, false);
+               return;
+       }
 
        unsigned int const topline =
                fl_get_browser_topline(dialog_->browser_toc);
        unsigned int const line = fl_get_browser(dialog_->browser_toc);
 
-       fl_clear_browser( dialog_->browser_toc );
+       fl_clear_browser(dialog_->browser_toc);
+       setEnabled(dialog_->browser_toc, true);
 
-       Buffer::SingleList::const_iterator cit = toclist_.begin();
-       Buffer::SingleList::const_iterator end = toclist_.end();
-       
+       toc::Toc::const_iterator cit = contents.begin();
+       toc::Toc::const_iterator end = contents.end();
        for (; cit != end; ++cit) {
-               string const line = string(4 * cit->depth, ' ') + cit->str;
-               fl_add_browser_line(dialog_->browser_toc, line.c_str());
+               fl_add_browser_line(dialog_->browser_toc,
+                                   cit->asString().c_str());
        }
-       
+
        fl_set_browser_topline(dialog_->browser_toc, topline);
        fl_select_browser_line(dialog_->browser_toc, line);
 }