src/frontends/qt/GuiSearch.cpp

   1 /**
   2  * \file GuiSearch.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author John Levon
   7  * \author Edwin Leuven
   8  * \author Angus Leeming
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "GuiSearch.h"
  16
  17 #include "lyxfind.h"
  18 #include "qt_helpers.h"
  19 #include "FuncRequest.h"
  20 #include "BufferView.h"
  21 #include "Buffer.h"
  22 #include "Cursor.h"
  23 #include "FuncRequest.h"
  24 #include "KeyMap.h"
  25 #include "GuiKeySymbol.h"
  26 #include "GuiView.h"
  27
  28 #include "support/gettext.h"
  29 #include "frontends/alert.h"
  30
  31 #include <QLineEdit>
  32 #include <QShowEvent>
  33
  34 using namespace std;
  35
  36 using lyx::KeySymbol;
  37
  38 namespace lyx {
  39 namespace frontend {
  40
  41 static void uniqueInsert(QComboBox * box, QString const & text)
  42 {
  43         for (int i = box->count(); --i >= 0; )
  44                 if (box->itemText(i) == text)
  45                         return;
  46
  47         box->insertItem(0, text);
  48 }
  49
  50
  51 GuiSearch::GuiSearch(GuiView & lv)
  52         : GuiDialog(lv, "findreplace", qt_("Find and Replace"))
  53 {
  54         setupUi(this);
  55
  56         // fix height to minimum
  57         setFixedHeight(sizeHint().height());
  58
  59         // align items in grid on top
  60         mainGridLayout->setAlignment(Qt::AlignTop);
  61
  62         connect(buttonBox, SIGNAL(clicked(QAbstractButton *)),
  63                 this, SLOT(slotButtonBox(QAbstractButton *)));
  64         connect(findPB, SIGNAL(clicked()), this, SLOT(findClicked()));
  65         connect(replacePB, SIGNAL(clicked()), this, SLOT(replaceClicked()));
  66         connect(replaceallPB, SIGNAL(clicked()), this, SLOT(replaceallClicked()));
  67         connect(findCO, SIGNAL(editTextChanged(QString)),
  68                 this, SLOT(findChanged()));
  69
  70         setFocusProxy(findCO);
  71
  72         bc().setPolicy(ButtonPolicy::NoRepeatedApplyReadOnlyPolicy);
  73         bc().setCancel(buttonBox->button(QDialogButtonBox::Close));
  74
  75         findCO->setCompleter(0);
  76         replaceCO->setCompleter(0);
  77
  78         replacePB->setEnabled(false);
  79         replaceallPB->setEnabled(false);
  80 }
  81
  82
  83 void GuiSearch::keyPressEvent(QKeyEvent * ev)
  84 {
  85         KeySymbol sym;
  86         setKeySymbol(&sym, ev);
  87
  88         // we catch the key sequences for forward and backwards search
  89         if (sym.isOK()) {
  90                 KeyModifier mod = lyx::q_key_state(ev->modifiers());
  91                 KeySequence keyseq(&theTopLevelKeymap(), &theTopLevelKeymap());
  92                 FuncRequest fr = keyseq.addkey(sym, mod);
  93                 if (fr == FuncRequest(LFUN_WORD_FIND_FORWARD) || fr == FuncRequest(LFUN_WORD_FIND)) {
  94                         findClicked();
  95                         return;
  96                 }
  97                 if (fr == FuncRequest(LFUN_WORD_FIND_BACKWARD)) {
  98                         findClicked(true);
  99                         return;
 100                 }
 101         }
 102         QDialog::keyPressEvent(ev);
 103 }
 104
 105
 106 void GuiSearch::showEvent(QShowEvent * e)
 107 {
 108         findChanged();
 109         findPB->setFocus();
 110         findCO->lineEdit()->selectAll();
 111         GuiDialog::showEvent(e);
 112 }
 113
 114
 115 void GuiSearch::findChanged()
 116 {
 117         findPB->setEnabled(!findCO->currentText().isEmpty());
 118         bool const replace = !findCO->currentText().isEmpty() && !isBufferReadonly();
 119         replacePB->setEnabled(replace);
 120         replaceallPB->setEnabled(replace);
 121         replaceLA->setEnabled(replace);
 122         replaceCO->setEnabled(replace);
 123 }
 124
 125
 126 void GuiSearch::findClicked(bool const backwards)
 127 {
 128         docstring const needle = qstring_to_ucs4(findCO->currentText());
 129         find(needle, caseCB->isChecked(), wordsCB->isChecked(),
 130                 (!backwards && !backwardsCB->isChecked()));
 131         uniqueInsert(findCO, findCO->currentText());
 132         findCO->lineEdit()->selectAll();
 133 }
 134
 135
 136 void GuiSearch::replaceClicked()
 137 {
 138         docstring const needle = qstring_to_ucs4(findCO->currentText());
 139         docstring const repl = qstring_to_ucs4(replaceCO->currentText());
 140         replace(needle, repl, caseCB->isChecked(), wordsCB->isChecked(),
 141                 !backwardsCB->isChecked(), false);
 142         uniqueInsert(findCO, findCO->currentText());
 143         uniqueInsert(replaceCO, replaceCO->currentText());
 144 }
 145
 146
 147 void GuiSearch::replaceallClicked()
 148 {
 149         replace(qstring_to_ucs4(findCO->currentText()),
 150                 qstring_to_ucs4(replaceCO->currentText()),
 151                 caseCB->isChecked(), wordsCB->isChecked(), true, true);
 152         uniqueInsert(findCO, findCO->currentText());
 153         uniqueInsert(replaceCO, replaceCO->currentText());
 154 }
 155
 156
 157 void GuiSearch::find(docstring const & search, bool casesensitive,
 158                          bool matchword, bool forward)
 159 {
 160         docstring const sdata =
 161                 find2string(search, casesensitive, matchword, forward);
 162         dispatch(FuncRequest(LFUN_WORD_FIND, sdata));
 163 }
 164
 165
 166 void GuiSearch::replace(docstring const & search, docstring const & replace,
 167                             bool casesensitive, bool matchword,
 168                             bool forward, bool all)
 169 {
 170         docstring const sdata =
 171                 replace2string(replace, search, casesensitive,
 172                                      matchword, all, forward);
 173         dispatch(FuncRequest(LFUN_WORD_REPLACE, sdata));
 174 }
 175
 176
 177 } // namespace frontend
 178 } // namespace lyx
 179
 180
 181 #include "moc_GuiSearch.cpp"