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 {
 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::FIND, "Adding to search string: '" << it->asString(false) << "'");
 119                         searchString += it->stringify(pos_type(0), it->size(), AS_STR_INSETS, runparams);
 120                 }
 121         }
 122         if (to_utf8(searchString).empty()) {
 123                 buffer.message(_("Nothing to search"));
 124                 return;
 125         }
 126         bool const regexp = to_utf8(searchString).find("\\regexp") != std::string::npos;
 127         docstring replaceString;
 128         if (replace) {
 129                 Buffer & replace_buffer = replace_work_area_->bufferView().buffer();
 130                 replaceString = buffer_to_latex(replace_buffer);
 131         } else {
 132                 replaceString = from_utf8(LYX_FR_NULL_STRING);
 133         }
 134         LYXERR(Debug::FIND, "FindAndReplaceOptions: "
 135                << "searchstring=" << searchString
 136                << ", casesensitiv=" << casesensitive
 137                << ", matchword=" << matchword
 138                << ", backwards=" << backwards
 139                << ", expandmacros=" << expandmacros
 140                << ", ignoreformat=" << ignoreformat
 141                << ", regexp=" << regexp
 142                << ", replaceString" << replaceString);
 143         FindAndReplaceOptions opt(searchString, casesensitive, matchword, ! backwards,
 144                 expandmacros, ignoreformat, regexp, replaceString);
 145         LYXERR(Debug::FIND, "Dispatching LFUN_WORD_FINDADV");
 146         std::ostringstream oss;
 147         oss << opt;
 148         LYXERR(Debug::FIND, "Dispatching LFUN_WORD_FINDADV");
 149         dispatch(FuncRequest(LFUN_WORD_FINDADV, from_utf8(oss.str())));
 150
 151         //      findAdv(&theApp()->currentView()->currentWorkArea()->bufferView(),
 152         //                      searchString, len, casesensitive, matchword, ! backwards, expandmacros);
 153 }
 154
 155
 156 void FindAndReplaceWidget::findAndReplace(bool backwards, bool replace)
 157 {
 158         // FIXME: create a Dialog::returnFocus() or something instead of this:
 159         view_.setCurrentWorkArea(view_.currentMainWorkArea());
 160         // FIXME: This should be an LFUN.
 161         findAndReplace(caseCB->isChecked(),
 162                 wordsCB->isChecked(),
 163                 backwards,
 164                 expandMacrosCB->isChecked(),
 165                 ignoreFormatCB->isChecked(),
 166                 replace);
 167         view_.currentMainWorkArea()->redraw();
 168         find_work_area_->setFocus();
 169 }
 170
 171
 172 void FindAndReplaceWidget::on_regexpInsertCombo_currentIndexChanged(int index)
 173 {
 174         static char const * regexps[] = {
 175                 ".*", ".+", "[a-z]+", "[0-9]+"
 176         };
 177         LYXERR(Debug::FIND, "Index: " << index);
 178         if (index >= 1 && index < 1 + int(sizeof(regexps)/sizeof(regexps[0]))) {
 179                 find_work_area_->setFocus();
 180                 Cursor & cur = find_work_area_->bufferView().cursor();
 181                 if (! cur.inRegexped())
 182                         dispatch(FuncRequest(LFUN_REGEXP_MODE));
 183                 dispatch(FuncRequest(LFUN_SELF_INSERT, regexps[index - 1]));
 184                 regexpInsertCombo->setCurrentIndex(0);
 185         }
 186 }
 187
 188
 189 void FindAndReplaceWidget::on_closePB_clicked()
 190 {
 191         dispatch(FuncRequest(LFUN_DIALOG_TOGGLE, "findreplaceadv"));
 192 }
 193
 194
 195 void FindAndReplaceWidget::on_findNextPB_clicked() {
 196         findAndReplace(false, false);
 197 }
 198
 199
 200 void FindAndReplaceWidget::on_findPrevPB_clicked() {
 201         findAndReplace(true, false);
 202 }
 203
 204
 205 void FindAndReplaceWidget::on_replaceNextPB_clicked()
 206 {
 207         findAndReplace(false, true);
 208 }
 209
 210
 211 void FindAndReplaceWidget::on_replacePrevPB_clicked()
 212 {
 213         findAndReplace(true, true);
 214 }
 215
 216
 217 void FindAndReplaceWidget::on_replaceallPB_clicked()
 218 {
 219 }
 220
 221
 222 void FindAndReplaceWidget::showEvent(QShowEvent * /* ev */)
 223 {
 224         replace_work_area_->setEnabled(true);
 225         replace_work_area_->redraw();
 226         find_work_area_->setFocus();
 227         dispatch(FuncRequest(LFUN_BUFFER_BEGIN));
 228         dispatch(FuncRequest(LFUN_BUFFER_END_SELECT));
 229         find_work_area_->redraw();
 230         find_work_area_->installEventFilter(this);
 231 }
 232
 233
 234 void FindAndReplaceWidget::hideEvent(QHideEvent *ev)
 235 {
 236         find_work_area_->removeEventFilter(this);
 237         this->QWidget::hideEvent(ev);
 238 }
 239
 240
 241 bool FindAndReplaceWidget::initialiseParams(std::string const & /* params */)
 242 {
 243         find_work_area_->redraw();
 244         replace_work_area_->setEnabled(true);
 245         replace_work_area_->redraw();
 246         find_work_area_->setFocus();
 247         dispatch(FuncRequest(LFUN_BUFFER_BEGIN));
 248         dispatch(FuncRequest(LFUN_BUFFER_END_SELECT));
 249         return true;
 250 }
 251
 252
 253 FindAndReplace::FindAndReplace(GuiView & parent,
 254                 Qt::DockWidgetArea area, Qt::WindowFlags flags)
 255         : DockView(parent, "Find LyX", qt_("Find LyX Dialog"), area, flags)
 256 {
 257         widget_ = new FindAndReplaceWidget(parent);
 258         setWidget(widget_);
 259         setFocusProxy(widget_);
 260 }
 261
 262
 263 FindAndReplace::~FindAndReplace()
 264 {
 265         setFocusProxy(0);
 266         delete widget_;
 267 }
 268
 269
 270 bool FindAndReplace::initialiseParams(std::string const & params)
 271 {
 272         return widget_->initialiseParams(params);
 273 }
 274
 275
 276 Dialog * createGuiSearchAdv(GuiView & lv)
 277 {
 278         return new FindAndReplace(lv, Qt::RightDockWidgetArea);
 279 }
 280
 281
 282 } // namespace frontend
 283 } // namespace lyx
 284
 285
 286 #include "moc_FindAndReplace.cpp"