src/frontends/xforms/FormRef.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000-2001 The LyX Team.
   7  *
   8  * ======================================================
   9  *
  10  * \file FormRef.C
  11  * \author Angus Leeming, a.leeming@ic.ac.uk
  12  */
  13
  14 #include <config.h>
  15 #include <algorithm>
  16
  17 #ifdef __GNUG__
  18 #pragma implementation
  19 #endif
  20
  21 #include "xformsBC.h"
  22 #include "ControlRef.h"
  23 #include "FormRef.h"
  24 #include "form_ref.h"
  25 #include "xforms_helpers.h"
  26 #include "insets/insetref.h"
  27
  28 /*
  29 #include "Dialogs.h"
  30 #include "FormRef.h"
  31 #include "LyXView.h"
  32 #include "buffer.h"
  33 #include "form_ref.h"
  34 */
  35
  36 using std::find;
  37 using std::max;
  38 using std::sort;
  39 using std::vector;
  40
  41 typedef FormCB<ControlRef, FormDB<FD_form_ref> > base_class;
  42
  43 FormRef::FormRef(ControlRef & c)
  44         : base_class(c, _("Reference")),
  45           at_ref_(false)
  46 {}
  47
  48
  49 void FormRef::build()
  50 {
  51         dialog_.reset(build_ref());
  52
  53         for (int i = 0; !InsetRef::types[i].latex_name.empty(); ++i)
  54                 fl_addto_choice(dialog_->type,
  55                                 _(InsetRef::types[i].gui_name.c_str()));
  56
  57         // Force the user to use the browser to change refs.
  58         fl_deactivate_object(dialog_->ref);
  59
  60         // Manage the ok and cancel/close buttons
  61         bc().setOK(dialog_->button_ok);
  62         bc().setApply(dialog_->button_apply);
  63         bc().setCancel(dialog_->button_cancel);
  64         bc().setRestore(dialog_->button_restore);
  65 }
  66
  67
  68 void FormRef::update()
  69 {
  70         fl_set_input(dialog_->ref,
  71                      controller().params().getContents().c_str());
  72         fl_set_input(dialog_->name,
  73                      controller().params().getOptions().c_str());
  74         fl_set_choice(dialog_->type,
  75                       InsetRef::getType(controller().params().getCmdName()) + 1);
  76
  77         at_ref_ = false;
  78         fl_set_object_label(dialog_->button_go, _("Goto reference"));
  79
  80         // Name is irrelevant to LaTeX/Literate documents
  81         if (controller().docType() == ControlRef::LATEX ||
  82             controller().docType() == ControlRef::LITERATE) {
  83                 setEnabled(dialog_->name, false);
  84         } else {
  85                 setEnabled(dialog_->name, true);
  86         }
  87
  88         // type is irrelevant to LinuxDoc/DocBook.
  89         if (controller().docType() == ControlRef::LINUXDOC ||
  90             controller().docType() == ControlRef::DOCBOOK) {
  91                 fl_set_choice(dialog_->type, 1);
  92                 setEnabled(dialog_->type, false);
  93         } else {
  94                 setEnabled(dialog_->type, true);
  95         }
  96
  97         refs_ = controller().getLabelList();
  98         updateBrowser(refs_);
  99 }
 100
 101
 102 void FormRef::updateBrowser(vector<string> const & akeys) const
 103 {
 104         vector<string> keys(akeys);
 105         if (fl_get_button(dialog_->sort))
 106                 sort(keys.begin(), keys.end());
 107
 108         fl_clear_browser(dialog_->browser);
 109         for (vector<string>::const_iterator it = keys.begin();
 110              it != keys.end(); ++it)
 111                 fl_add_browser_line(dialog_->browser, it->c_str());
 112
 113         if (keys.empty()) {
 114                 fl_add_browser_line(dialog_->browser,
 115                                     _("*** No labels found in document ***"));
 116
 117                 setEnabled(dialog_->browser, false);
 118                 setEnabled(dialog_->sort,    false);
 119
 120                 fl_set_input(dialog_->ref, "");
 121         } else {
 122                 setEnabled(dialog_->browser, true);
 123                 setEnabled(dialog_->sort,    true);
 124
 125                 string ref = fl_get_input(dialog_->ref);
 126                 vector<string>::const_iterator cit =
 127                         find(keys.begin(), keys.end(), ref);
 128                 if (cit == keys.end()) {
 129                         cit = keys.begin();
 130                         fl_set_input(dialog_->ref, cit->c_str());
 131                 } else if (ref.empty())
 132                         fl_set_input(dialog_->ref, cit->c_str());
 133
 134                 int const i = static_cast<int>(cit - keys.begin());
 135                 fl_set_browser_topline(dialog_->browser, max(i-5, 1));
 136                 fl_select_browser_line(dialog_->browser, i+1);
 137         }
 138 }
 139
 140
 141 void FormRef::apply()
 142 {
 143         int const type = fl_get_choice(dialog_->type) - 1;
 144         controller().params().setCmdName(InsetRef::getName(type));
 145
 146         controller().params().setOptions(fl_get_input(dialog_->name));
 147         controller().params().setContents(fl_get_input(dialog_->ref));
 148 }
 149
 150
 151 ButtonPolicy::SMInput FormRef::input(FL_OBJECT * ob, long)
 152 {
 153         ButtonPolicy::SMInput activate(ButtonPolicy::SMI_VALID);
 154
 155         if (ob == dialog_->button_go) {
 156                 // goto reference / go back
 157
 158                 // No change to data
 159                 activate = ButtonPolicy::SMI_NOOP;
 160
 161                 at_ref_ = !at_ref_;
 162                 if (at_ref_) {
 163                         controller().gotoRef(fl_get_input(dialog_->ref));
 164                         fl_set_object_label(dialog_->button_go, _("Go back"));
 165                 } else {
 166                         controller().gotoBookmark();
 167                         fl_set_object_label(dialog_->button_go,
 168                                             _("Goto reference"));
 169                 }
 170
 171         } else if (ob == dialog_->browser) {
 172
 173                 unsigned int sel = fl_get_browser(dialog_->browser);
 174                 if (sel < 1 || sel > refs_.size())
 175                         return ButtonPolicy::SMI_NOOP;
 176
 177                 if (!controller().isReadonly()) {
 178                         string s = fl_get_browser_line(dialog_->browser, sel);
 179                         fl_set_input(dialog_->ref, s.c_str());
 180                 }
 181
 182                 if (at_ref_)
 183                         controller().gotoBookmark();
 184                 at_ref_ = false;
 185                 fl_set_object_label(dialog_->button_go, _("Goto reference"));
 186
 187                 setEnabled(dialog_->type,      true);
 188                 setEnabled(dialog_->button_go, true);
 189                 fl_set_object_lcol(dialog_->ref, FL_BLACK);
 190
 191         } else if (ob == dialog_->button_update ||
 192                    ob == dialog_->sort) {
 193
 194                 if (ob == dialog_->button_update)
 195                         refs_ = controller().getLabelList();
 196
 197                 fl_freeze_form(form());
 198                 updateBrowser(refs_);
 199                 fl_unfreeze_form(form());
 200
 201         } else if (ob == dialog_->type) {
 202
 203                 int const type = fl_get_choice(dialog_->type) - 1;
 204                 if (controller().params().getCmdName() ==
 205                     InsetRef::getName(type)) {
 206                         activate = ButtonPolicy::SMI_NOOP;
 207                 }
 208         }
 209
 210         return activate;
 211 }