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::DEBUG, "FindAndReplace::eventFilter()" << std::endl);
  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::DEBUG, "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 {
 104         Buffer & buffer = find_work_area_->bufferView().buffer();
 105         docstring searchString;
 106         if (!ignoreformat) {
 107                 searchString = buffer_to_latex(buffer);
 108         } else {
 109                 ParIterator it = buffer.par_iterator_begin();
 110                 ParIterator end = buffer.par_iterator_end();
 111                 OutputParams runparams(&buffer.params().encoding());
 112                 odocstringstream os;
 113                 runparams.nice = true;
 114                 runparams.flavor = OutputParams::LATEX;
 115                 runparams.linelen = 100000; //lyxrc.plaintext_linelen;
 116                 runparams.dryrun = true;
 117                 for (; it != end; ++it) {
 118                         LYXERR(Debug::DEBUG, "Adding to search string: '" << it->asString(false) << "'");
 119                         searchString += it->stringify(pos_type(0), it->size(), AS_STR_INSETS, runparams);
 120                 }
 121         }
 122 //      lyxerr << "Searching for '" << to_utf8(searchString) << "'" << std::endl;
 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 & replace_buffer = replace_work_area_->bufferView().buffer();
 131                 replaceString = buffer_to_latex(replace_buffer);
 132         } else {
 133                 replaceString = from_utf8(LYX_FR_NULL_STRING);
 134         }
 135         FindAndReplaceOptions opt(searchString, casesensitive, matchword, ! backwards,
 136                 expandmacros, ignoreformat, regexp, replaceString);
 137         LYXERR(Debug::DEBUG, "Dispatching LFUN_WORD_FINDADV" << std::endl);
 138         std::ostringstream oss;
 139         oss << opt;
 140         LYXERR(Debug::DEBUG, "Dispatching LFUN_WORD_FINDADV" << std::endl);
 141         dispatch(FuncRequest(LFUN_WORD_FINDADV, from_utf8(oss.str())));
 142
 143         //      findAdv(&theApp()->currentView()->currentWorkArea()->bufferView(),
 144         //                      searchString, len, casesensitive, matchword, ! backwards, expandmacros);
 145 }
 146
 147
 148 void FindAndReplaceWidget::findAndReplace(bool backwards, bool replace)
 149 {
 150         // FIXME: create a Dialog::returnFocus() or something instead of this:
 151         view_.setCurrentWorkArea(view_.currentMainWorkArea());
 152         // FIXME: This should be an LFUN.
 153         findAndReplace(caseCB->isChecked(),
 154                 wordsCB->isChecked(),
 155                 backwards,
 156                 expandMacrosCB->isChecked(),
 157                 ignoreFormatCB->isChecked(),
 158                 replace);
 159         view_.currentMainWorkArea()->redraw();
 160         find_work_area_->setFocus();
 161 }
 162
 163
 164 void FindAndReplaceWidget::on_regexpInsertCombo_currentIndexChanged(int index)
 165 {
 166         static char const * regexps[] = {
 167                 ".*", ".+", "[a-z]+", "[0-9]+"
 168         };
 169         //lyxerr << "Index: " << index << std::endl;
 170         if (index >= 1 && index < 1 + int(sizeof(regexps)/sizeof(regexps[0]))) {
 171                 find_work_area_->setFocus();
 172                 Cursor & cur = find_work_area_->bufferView().cursor();
 173                 if (! cur.inRegexped())
 174                         dispatch(FuncRequest(LFUN_REGEXP_MODE));
 175                 dispatch(FuncRequest(LFUN_SELF_INSERT, regexps[index - 1]));
 176                 regexpInsertCombo->setCurrentIndex(0);
 177         }
 178 }
 179
 180
 181 void FindAndReplaceWidget::on_closePB_clicked()
 182 {
 183         dispatch(FuncRequest(LFUN_DIALOG_TOGGLE, "findreplaceadv"));
 184 }
 185
 186
 187 void FindAndReplaceWidget::on_findNextPB_clicked() {
 188         findAndReplace(false, false);
 189 }
 190
 191
 192 void FindAndReplaceWidget::on_findPrevPB_clicked() {
 193         findAndReplace(true, false);
 194 }
 195
 196
 197 void FindAndReplaceWidget::on_replaceNextPB_clicked()
 198 {
 199         findAndReplace(false, true);
 200 }
 201
 202
 203 void FindAndReplaceWidget::on_replacePrevPB_clicked()
 204 {
 205         findAndReplace(true, true);
 206 }
 207
 208
 209 void FindAndReplaceWidget::on_replaceallPB_clicked()
 210 {
 211 }
 212
 213
 214 void FindAndReplaceWidget::showEvent(QShowEvent * /* ev */)
 215 {
 216         replace_work_area_->setEnabled(true);
 217         replace_work_area_->redraw();
 218         find_work_area_->setFocus();
 219         dispatch(FuncRequest(LFUN_BUFFER_BEGIN));
 220         dispatch(FuncRequest(LFUN_BUFFER_END_SELECT));
 221         find_work_area_->redraw();
 222         find_work_area_->installEventFilter(this);
 223 }
 224
 225
 226 void FindAndReplaceWidget::hideEvent(QHideEvent *ev)
 227 {
 228         find_work_area_->removeEventFilter(this);
 229         this->QWidget::hideEvent(ev);
 230 }
 231
 232
 233 bool FindAndReplaceWidget::initialiseParams(std::string const & /* params */)
 234 {
 235         find_work_area_->redraw();
 236         replace_work_area_->setEnabled(true);
 237         replace_work_area_->redraw();
 238         find_work_area_->setFocus();
 239         dispatch(FuncRequest(LFUN_BUFFER_BEGIN));
 240         dispatch(FuncRequest(LFUN_BUFFER_END_SELECT));
 241         return true;
 242 }
 243
 244
 245 FindAndReplace::FindAndReplace(GuiView & parent,
 246                 Qt::DockWidgetArea area, Qt::WindowFlags flags)
 247         : DockView(parent, "Find LyX", qt_("Find LyX Dialog"), area, flags)
 248 {
 249         widget_ = new FindAndReplaceWidget(parent);
 250         setWidget(widget_);
 251         setFocusProxy(widget_);
 252 }
 253
 254
 255 FindAndReplace::~FindAndReplace()
 256 {
 257         setFocusProxy(0);
 258         delete widget_;
 259 }
 260
 261
 262 bool FindAndReplace::initialiseParams(std::string const & params)
 263 {
 264         return widget_->initialiseParams(params);
 265 }
 266
 267
 268 Dialog * createGuiSearchAdv(GuiView & lv)
 269 {
 270         return new FindAndReplace(lv, Qt::RightDockWidgetArea);
 271 }
 272
 273
 274 } // namespace frontend
 275 } // namespace lyx
 276
 277
 278 #include "moc_FindAndReplace.cpp"