src/frontends/xforms/FormSpellchecker.C

   1 /**
   2  * \file FormSpellchecker.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Edwin Leuven
   7  *
   8  * Full author contact details are available in file CREDITS
   9  */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "Tooltips.h"
  18 #include "xformsBC.h"
  19 #include "xforms_helpers.h"
  20 #include "ControlSpellchecker.h"
  21 #include "FormSpellchecker.h"
  22 #include "forms/form_spellchecker.h"
  23 #include "support/lstrings.h"
  24
  25 #include FORMS_H_LOCATION
  26
  27 typedef FormCB<ControlSpellchecker, FormDB<FD_spellchecker> > base_class;
  28
  29
  30 FormSpellchecker::FormSpellchecker()
  31         : base_class(_("Spellchecker"))
  32 {}
  33
  34
  35 void FormSpellchecker::build()
  36 {
  37         dialog_.reset(build_spellchecker(this));
  38
  39         // Manage the buttons
  40         bc().setCancel(dialog_->button_close);
  41
  42         // disable for read-only documents
  43         bc().addReadOnly(dialog_->button_replace);
  44
  45         // trigger an input event for cut&paste with middle mouse button.
  46         setPrehandler(dialog_->input_replacement);
  47
  48         fl_set_input_return(dialog_->input_replacement, FL_RETURN_CHANGED);
  49
  50         // callback for double click in browser
  51         fl_set_browser_dblclick_callback(dialog_->browser_suggestions,
  52                                          C_FormBaseInputCB, 2);
  53
  54         // do not allow setting of slider by the mouse
  55         fl_deactivate_object(dialog_->slider_progress);
  56
  57         // set up the tooltips
  58         string str = _("Type replacement for unknown word "
  59                         " or select from suggestions.");
  60         tooltips().init(dialog_->input_replacement, str);
  61         str = _("List of replacement suggestions from dictionary.");
  62         tooltips().init(dialog_->browser_suggestions, str);
  63         // Work-around xforms' bug; enable tooltips for browser widgets.
  64         setPrehandler(dialog_->browser_suggestions);
  65         str = _("Start the spellingchecker.");
  66         tooltips().init(dialog_->button_start, str);
  67         str = _("Replace unknown word.");
  68         tooltips().init(dialog_->button_replace, str);
  69         str = _("Ignore unknown word.");
  70         tooltips().init(dialog_->button_ignore, str);
  71         str = _("Accept unknown word as known in this session.");
  72         tooltips().init(dialog_->button_accept, str);
  73         str = _("Add unknown word to personal dictionary.");
  74         tooltips().init(dialog_->button_add, str);
  75         str = _("Shows word count and progress on spell check.");
  76         tooltips().init(dialog_->slider_progress, str);
  77 }
  78
  79
  80 void FormSpellchecker::update()
  81 {
  82         // clear input fields
  83         fl_set_input(dialog_->input_replacement, "");
  84         fl_set_object_label(dialog_->text_unknown, "");
  85         fl_clear_browser(dialog_->browser_suggestions);
  86
  87         // reset dialog and buttons into start condition
  88         input(0, 0);
  89
  90         // reset slider to zero count
  91         fl_set_slider_value(dialog_->slider_progress, 0.0);
  92         fl_set_object_label(dialog_->slider_progress, "0 %");
  93 }
  94
  95
  96 ButtonPolicy::SMInput FormSpellchecker::input(FL_OBJECT * ob, long ob_value)
  97 {
  98         if (!ob || ob == dialog_->button_start) {
  99                 static bool running = false;
 100
 101                 // update running status of spellingchecker
 102                 running = !running && ob == dialog_->button_start;
 103
 104                 // modify text of Start/Stop button according to running status
 105                 string const labeltext = running ? _("Stop") : _("Start");
 106                 fl_set_object_label(dialog_->button_start, labeltext.c_str());
 107                 fl_set_button_shortcut(dialog_->button_start, "#S", 1);
 108                 fl_show_object(dialog_->button_start);
 109
 110                 // adjust tooltips to modified Start/Stop button
 111                 string const str = (running ? _("Stop the spellingchecker.") :
 112                                         _("Start the spellingchecker."));
 113                 tooltips().init(dialog_->button_start, str);
 114
 115                 // enable buttons according to running status
 116                 setEnabled(dialog_->button_replace, running);
 117                 setEnabled(dialog_->button_ignore, running);
 118                 setEnabled(dialog_->button_accept, running);
 119                 setEnabled(dialog_->button_add, running);
 120                 setEnabled(dialog_->browser_suggestions, running);
 121                 setEnabled(dialog_->input_replacement, running);
 122
 123                 // call controller if Start/Stop button is pressed
 124                 if (ob) {
 125                         if (running)
 126                                 controller().check();
 127                         else
 128                                 controller().stop();
 129                 }
 130
 131         } else if (ob == dialog_->button_replace) {
 132                 string const tmp = getString(dialog_->input_replacement);
 133                 controller().replace(tmp);
 134
 135         } else if (ob == dialog_->button_ignore) {
 136                 controller().check();
 137
 138         } else if (ob == dialog_->button_accept) {
 139                 controller().ignoreAll();
 140
 141         } else if (ob == dialog_->button_add) {
 142                 controller().insert();
 143
 144         } else if (ob == dialog_->browser_suggestions) {
 145                 string const tmp = getString(dialog_->browser_suggestions);
 146                 if (tmp.empty())
 147                         return ButtonPolicy::SMI_NOOP;
 148
 149                 if (ob_value != 2) {
 150                         // single-click
 151                         // place the chosen string in the input as feedback
 152                         fl_set_input(dialog_->input_replacement, tmp.c_str());
 153
 154                 } else {
 155                         // double-click
 156                         controller().replace(tmp);
 157                         // reset the browser so that the following
 158                         // single-click callback doesn't do anything
 159                         fl_deselect_browser(dialog_->browser_suggestions);
 160                 }
 161         }
 162
 163         // update slider with word count and progress
 164         int const progress = controller().getProgress();
 165         if (progress > 0) {
 166                 double const wordcount = controller().getCount();
 167                 double const total = 100.0 * wordcount / progress;
 168                 string const label = tostr(progress) + " %";
 169                 fl_set_slider_bounds(dialog_->slider_progress, 0.0, total);
 170                 fl_set_slider_value(dialog_->slider_progress, wordcount);
 171                 fl_set_object_label(dialog_->slider_progress, label.c_str());
 172         }
 173
 174         return ButtonPolicy::SMI_VALID;
 175 }
 176
 177
 178 void FormSpellchecker::partialUpdate(int id)
 179 {
 180         switch (id) {
 181         case 1: // set suggestions
 182         {
 183                 string w = controller().getWord();
 184                 fl_set_input(dialog_->input_replacement, w.c_str());
 185                 fl_set_object_label(dialog_->text_unknown, w.c_str());
 186                 fl_clear_browser(dialog_->browser_suggestions);
 187                 while (!(w = controller().getSuggestion()).empty()) {
 188                         fl_add_browser_line(dialog_->browser_suggestions, w.c_str());
 189                 }
 190         }
 191         break;
 192         case 2: // end of spell checking
 193
 194                 // reset dialog and buttons into start condition
 195                 input(0, 0);
 196
 197                 // set slider 'finished' status
 198                 fl_set_slider_bounds(dialog_->slider_progress, 0.0, controller().getCount());
 199                 fl_set_slider_value(dialog_->slider_progress, controller().getCount());
 200                 fl_set_object_label(dialog_->slider_progress, "100 %");
 201
 202                 break;
 203         }
 204 }