src/frontends/qt4/FindAndReplace.cpp

   1 /**
   2  * \file FindAndReplace.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Tommaso Cucinotta
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "FindAndReplace.h"
  14
  15 #include "GuiApplication.h"
  16 #include "qt_helpers.h"
  17 #include "GuiView.h"
  18 #include "GuiWorkArea.h"
  19
  20 #include "buffer_funcs.h"
  21 #include "BufferParams.h"
  22 #include "Cursor.h"
  23 #include "FuncRequest.h"
  24 #include "lyxfind.h"
  25 #include "OutputParams.h"
  26 #include "output_latex.h"
  27 #include "TexRow.h"
  28
  29 #include "support/debug.h"
  30 #include "support/FileName.h"
  31 #include "support/gettext.h"
  32 #include "support/lassert.h"
  33
  34 #include <QCloseEvent>
  35 #include <QLineEdit>
  36
  37 #include <iostream>
  38
  39 using namespace std;
  40 using namespace lyx::support;
  41
  42 namespace lyx {
  43 namespace frontend {
  44
  45
  46 FindAndReplaceWidget::FindAndReplaceWidget(GuiView & view)
  47         :       view_(view)
  48 {
  49         setupUi(this);
  50         find_work_area_->setGuiView(view_);
  51         find_work_area_->init();
  52         setFocusProxy(find_work_area_);
  53         replace_work_area_->setGuiView(view_);
  54         replace_work_area_->init();
  55         // We don't want two cursors blinking.
  56         replace_work_area_->stopBlinkingCursor();
  57 }
  58
  59
  60 bool FindAndReplaceWidget::eventFilter(QObject *obj, QEvent *event)
  61 {
  62         LYXERR(Debug::FIND, "FindAndReplace::eventFilter()");
  63         if (obj == find_work_area_ && event->type() == QEvent::KeyPress) {
  64                 QKeyEvent *e = static_cast<QKeyEvent *> (event);
  65                 if (e->key() == Qt::Key_Escape && e->modifiers() == Qt::NoModifier) {
  66                         on_closePB_clicked();
  67                         return true;
  68                 } else if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) {
  69                         if (e->modifiers() == Qt::ShiftModifier) {
  70                                 on_findPrevPB_clicked();
  71                                 return true;
  72                         } else if (e->modifiers() == Qt::NoModifier) {
  73                                 on_findNextPB_clicked();
  74                                 return true;
  75                         }
  76                 }
  77         }
  78         // standard event processing
  79         return QWidget::eventFilter(obj, event);
  80 }
  81
  82 static docstring buffer_to_latex(Buffer & buffer) {
  83         OutputParams runparams(&buffer.params().encoding());
  84         odocstringstream os;
  85         runparams.nice = true;
  86         runparams.flavor = OutputParams::LATEX;
  87         runparams.linelen = 80; //lyxrc.plaintext_linelen;
  88         // No side effect of file copying and image conversion
  89         runparams.dryrun = true;
  90         buffer.texrow().reset();
  91         ParagraphList::const_iterator pit = buffer.paragraphs().begin();
  92         ParagraphList::const_iterator const end = buffer.paragraphs().end();
  93         for (; pit != end; ++pit) {
  94                 TeXOnePar(buffer, buffer.text(), pit, os, buffer.texrow(), runparams);
  95                 LYXERR(Debug::FIND, "searchString up to here: " << os.str());
  96         }
  97         return os.str();
  98 }
  99
 100 void FindAndReplaceWidget::findAndReplace(
 101         bool casesensitive, bool matchword, bool backwards,
 102         bool expandmacros, bool ignoreformat, bool replace,
 103         bool keep_case)
 104 {
 105         Buffer & buffer = find_work_area_->bufferView().buffer();
 106         docstring searchString;
 107         if (!ignoreformat) {
 108                 searchString = buffer_to_latex(buffer);
 109         } else {
 110                 ParIterator it = buffer.par_iterator_begin();
 111                 ParIterator end = buffer.par_iterator_end();
 112                 OutputParams runparams(&buffer.params().encoding());
 113                 odocstringstream os;
 114                 runparams.nice = true;
 115                 runparams.flavor = OutputParams::LATEX;
 116                 runparams.linelen = 100000; //lyxrc.plaintext_linelen;
 117                 runparams.dryrun = true;
 118                 for (; it != end; ++it) {
 119                         LYXERR(Debug::FIND, "Adding to search string: '" << it->asString(false) << "'");
 120                         searchString += it->stringify(pos_type(0), it->size(), AS_STR_INSETS, runparams);
 121                 }
 122         }
 123         if (to_utf8(searchString).empty()) {
 124                 buffer.message(_("Nothing to search"));
 125                 return;
 126         }
 127         bool const regexp = to_utf8(searchString).find("\\regexp") != std::string::npos;
 128         docstring replaceString;
 129         if (replace) {
 130                 Buffer & repl_buffer = replace_work_area_->bufferView().buffer();
 131                 ostringstream oss;
 132                 repl_buffer.write(oss);
 133                 replaceString = from_utf8(oss.str()); //buffer_to_latex(replace_buffer);
 134         } else {
 135                 replaceString = from_utf8(LYX_FR_NULL_STRING);
 136         }
 137         LYXERR(Debug::FIND, "FindAndReplaceOptions: "
 138                << "searchstring=" << searchString
 139                << ", casesensitiv=" << casesensitive
 140                << ", matchword=" << matchword
 141                << ", backwards=" << backwards
 142                << ", expandmacros=" << expandmacros
 143                << ", ignoreformat=" << ignoreformat
 144                << ", regexp=" << regexp
 145                << ", replaceString" << replaceString
 146                << ", keep_case=" << keep_case);
 147         FindAndReplaceOptions opt(searchString, casesensitive, matchword, ! backwards,
 148                   expandmacros, ignoreformat, regexp, replaceString, keep_case);
 149         LYXERR(Debug::FIND, "Dispatching LFUN_WORD_FINDADV");
 150         std::ostringstream oss;
 151         oss << opt;
 152         LYXERR(Debug::FIND, "Dispatching LFUN_WORD_FINDADV");
 153         dispatch(FuncRequest(LFUN_WORD_FINDADV, from_utf8(oss.str())));
 154 }
 155
 156
 157 void FindAndReplaceWidget::findAndReplace(bool backwards, bool replace)
 158 {
 159         // FIXME: create a Dialog::returnFocus() or something instead of this:
 160         view_.setCurrentWorkArea(view_.currentMainWorkArea());
 161         // FIXME: This should be an LFUN.
 162         findAndReplace(caseCB->isChecked(),
 163                 wordsCB->isChecked(),
 164                 backwards,
 165                 expandMacrosCB->isChecked(),
 166                 ignoreFormatCB->isChecked(),
 167                 replace,
 168                 keepCaseCB->isChecked());
 169         view_.currentMainWorkArea()->redraw();
 170         find_work_area_->setFocus();
 171 }
 172
 173
 174 void FindAndReplaceWidget::on_regexpInsertCombo_currentIndexChanged(int index)
 175 {
 176         static char const * regexps[] = {
 177                 ".*", ".+", "[a-z]+", "[0-9]+"
 178         };
 179         LYXERR(Debug::FIND, "Index: " << index);
 180         if (index >= 1 && index < 1 + int(sizeof(regexps)/sizeof(regexps[0]))) {
 181                 find_work_area_->setFocus();
 182                 Cursor & cur = find_work_area_->bufferView().cursor();
 183                 if (! cur.inRegexped())
 184                         dispatch(FuncRequest(LFUN_REGEXP_MODE));
 185                 dispatch(FuncRequest(LFUN_SELF_INSERT, regexps[index - 1]));
 186                 regexpInsertCombo->setCurrentIndex(0);
 187         }
 188 }
 189
 190
 191 void FindAndReplaceWidget::on_closePB_clicked()
 192 {
 193         dispatch(FuncRequest(LFUN_DIALOG_TOGGLE, "findreplaceadv"));
 194 }
 195
 196
 197 void FindAndReplaceWidget::on_findNextPB_clicked() {
 198         findAndReplace(false, false);
 199 }
 200
 201
 202 void FindAndReplaceWidget::on_findPrevPB_clicked() {
 203         findAndReplace(true, false);
 204 }
 205
 206
 207 void FindAndReplaceWidget::on_replaceNextPB_clicked()
 208 {
 209         findAndReplace(false, true);
 210 }
 211
 212
 213 void FindAndReplaceWidget::on_replacePrevPB_clicked()
 214 {
 215         findAndReplace(true, true);
 216 }
 217
 218
 219 void FindAndReplaceWidget::on_replaceallPB_clicked()
 220 {
 221 }
 222
 223
 224 void FindAndReplaceWidget::showEvent(QShowEvent * /* ev */)
 225 {
 226         replace_work_area_->setEnabled(true);
 227         replace_work_area_->redraw();
 228         find_work_area_->setFocus();
 229         dispatch(FuncRequest(LFUN_BUFFER_BEGIN));
 230         dispatch(FuncRequest(LFUN_BUFFER_END_SELECT));
 231         find_work_area_->redraw();
 232         find_work_area_->installEventFilter(this);
 233 }
 234
 235
 236 void FindAndReplaceWidget::hideEvent(QHideEvent *ev)
 237 {
 238         find_work_area_->removeEventFilter(this);
 239         this->QWidget::hideEvent(ev);
 240 }
 241
 242
 243 bool FindAndReplaceWidget::initialiseParams(std::string const & /* params */)
 244 {
 245         find_work_area_->redraw();
 246         replace_work_area_->setEnabled(true);
 247         replace_work_area_->redraw();
 248         find_work_area_->setFocus();
 249         dispatch(FuncRequest(LFUN_BUFFER_BEGIN));
 250         dispatch(FuncRequest(LFUN_BUFFER_END_SELECT));
 251         return true;
 252 }
 253
 254
 255 FindAndReplace::FindAndReplace(GuiView & parent,
 256                 Qt::DockWidgetArea area, Qt::WindowFlags flags)
 257         : DockView(parent, "Find LyX", qt_("Find LyX Dialog"), area, flags)
 258 {
 259         widget_ = new FindAndReplaceWidget(parent);
 260         setWidget(widget_);
 261         setFocusProxy(widget_);
 262 }
 263
 264
 265 FindAndReplace::~FindAndReplace()
 266 {
 267         setFocusProxy(0);
 268         delete widget_;
 269 }
 270
 271
 272 bool FindAndReplace::initialiseParams(std::string const & params)
 273 {
 274         return widget_->initialiseParams(params);
 275 }
 276
 277
 278 Dialog * createGuiSearchAdv(GuiView & lv)
 279 {
 280         return new FindAndReplace(lv, Qt::RightDockWidgetArea);
 281 }
 282
 283
 284 } // namespace frontend
 285 } // namespace lyx
 286
 287
 288 #include "moc_FindAndReplace.cpp"