X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fuisupport%2Finputline.cpp;h=c04a3f251a8fdb750916280680313b719b60e3b6;hp=dbfb61cb367e076eb5c098d654a2d7c56e6c56d9;hb=af569a42f6635f6abfcedeb45b730ee64d53e0b8;hpb=5ffc2c9018aee8b11750a956e9228ed70b3413ae

diff --git a/src/uisupport/inputline.cpp b/src/uisupport/inputline.cpp
index dbfb61cb..c04a3f25 100644
--- a/src/uisupport/inputline.cpp
+++ b/src/uisupport/inputline.cpp
@@ -1,11 +1,11 @@
 /***************************************************************************
- *   Copyright (C) 2005/06 by The Quassel Team                             *
+ *   Copyright (C) 2005/06 by the Quassel Project                          *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
+ *   (at your option) version 3.                                           *
  *                                                                         *
  *   This program is distributed in the hope that it will be useful,       *
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
@@ -18,58 +18,231 @@
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
 
+#include "bufferview.h"
+#include "graphicalui.h"
 #include "inputline.h"
-
 #include "tabcompleter.h"
 
-InputLine::InputLine(QWidget *parent) : QLineEdit(parent) {
-  idx = 0;
-  connect(this, SIGNAL(returnPressed()), this, SLOT(enter()));
-  tabComplete = new TabCompleter(this);
-  connect(this, SIGNAL(nickListUpdated(QStringList)), tabComplete, SLOT(updateNickList(QStringList)));
+InputLine::InputLine(QWidget *parent)
+  :
+#ifdef HAVE_KDE
+    KTextEdit(parent),
+#else
+    QLineEdit(parent),
+#endif
+    idx(0),
+    tabCompleter(new TabCompleter(this))
+{
+#ifdef HAVE_KDE
+//This is done to make the KTextEdit look like a lineedit
+  setMaximumHeight(document()->size().toSize().height());
+  setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+  setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+  setAcceptRichText(false);
+  setLineWrapMode(NoWrap);
+  enableFindReplace(false);
+  connect(this, SIGNAL(textChanged()), this, SLOT(on_textChanged()));
+#endif
+
+  connect(this, SIGNAL(returnPressed()), this, SLOT(on_returnPressed()));
+  connect(this, SIGNAL(textChanged(QString)), this, SLOT(on_textChanged(QString)));
 }
 
 InputLine::~InputLine() {
-  delete tabComplete;
+}
+
+void InputLine::setCustomFont(const QFont &font) {
+  setFont(font);
+#ifdef HAVE_KDE
+  setMaximumHeight(document()->size().toSize().height());
+#endif
+}
+
+bool InputLine::eventFilter(QObject *watched, QEvent *event) {
+  if(event->type() != QEvent::KeyPress)
+    return false;
+
+  // keys from BufferView should be sent to (and focus) the input line
+  BufferView *view = qobject_cast<BufferView *>(watched);
+  if(view) {
+    QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
+    if(keyEvent->text().length() == 1 && !(keyEvent->modifiers() & (Qt::ControlModifier ^ Qt::AltModifier)) ) { // normal key press
+      QChar c = keyEvent->text().at(0);
+      if(c.isLetterOrNumber() || c.isSpace() || c.isPunct() || c.isSymbol()) {
+        setFocus();
+        keyPressEvent(keyEvent);
+        return true;
+      } else
+        return false;
+    }
+  }
+  return false;
 }
 
 void InputLine::keyPressEvent(QKeyEvent * event) {
-  if(event->key() == Qt::Key_Tab) { // Tabcomplete
-    tabComplete->complete();
-    event->accept();
-  } else {
-    tabComplete->disable();
-    if(event->key() == Qt::Key_Up) {
-      if(idx > 0) { idx--; setText(history[idx]); }
-      event->accept();
-    } else if(event->key() == Qt::Key_Down) {
-      if(idx < history.count()) idx++;
-      if(idx < history.count()) setText(history[idx]);
-      else setText("");
+
+#ifdef HAVE_KDE
+  if(event->matches(QKeySequence::Find)) {
+    QAction *act = GraphicalUi::actionCollection()->action("ToggleSearchBar");
+    if(act) {
+      act->toggle();
       event->accept();
-    } else if(event->key() == Qt::Key_Select) {  // for Qtopia
-      emit returnPressed();
-      QLineEdit::keyPressEvent(event);
+      return;
+    }
+  }
+#endif
+
+  switch(event->key()) {
+  case Qt::Key_Up:
+    event->accept();
+
+    addToHistory(text(), true);
+
+    if(idx > 0) {
+      idx--;
+      showHistoryEntry();
+    }
+
+    break;
+
+  case Qt::Key_Down:
+    event->accept();
+
+    addToHistory(text(), true);
+
+    if(idx < history.count()) {
+      idx++;
+      if(idx < history.count() || tempHistory.contains(idx)) // tempHistory might have an entry for idx == history.count() + 1
+        showHistoryEntry();
+      else
+        resetLine();              // equals clear() in this case
     } else {
-      QLineEdit::keyPressEvent(event);
+      addToHistory(text());
+      resetLine();
     }
+
+    break;
+
+  case Qt::Key_Select:		// for Qtopia
+    emit returnPressed();
+    break;
+
+#ifdef HAVE_KDE
+//Since this is a ktextedit, we don't have this signal "natively"
+  case Qt::Key_Return:
+    event->accept();
+    if(!text().isEmpty())
+      emit returnPressed();
+    break;
+
+  case Qt::Key_Enter:
+    event->accept();
+    if(!text().isEmpty())
+      emit returnPressed();
+    break;
+
+#endif
+
+  default:
+#ifdef HAVE_KDE
+    KTextEdit::keyPressEvent(event);
+#else
+    QLineEdit::keyPressEvent(event);
+#endif
   }
 }
 
-bool InputLine::event(QEvent *e) {
-  if(e->type() == QEvent::KeyPress) {
-    keyPressEvent(dynamic_cast<QKeyEvent*>(e));
+bool InputLine::addToHistory(const QString &text, bool temporary) {
+  if(text.isEmpty())
+    return false;
+
+  Q_ASSERT(0 <= idx && idx <= history.count());
+
+  if(history.isEmpty() || text != history[idx - (int)(idx == history.count())]) {
+    // if an entry of the history is changed, we remember it and show it again at this
+    // position until a line was actually sent
+    // sent lines get appended to the history
+    if(temporary) {
+      tempHistory[idx] = text;
+    } else {
+      history << text;
+      tempHistory.clear();
+    }
     return true;
+  } else {
+    return false;
+  }
+}
+
+void InputLine::on_returnPressed() {
+  addToHistory(text());
+  emit sendText(text());
+  resetLine();
+}
+
+void InputLine::on_textChanged(QString newText) {
+  QStringList lineSeparators;
+  lineSeparators << QString("\r\n")
+		 << QString('\n')
+		 << QString('\r');
+
+  QString lineSep;
+  foreach(QString separator, lineSeparators) {
+    if(newText.contains(separator)) {
+      lineSep = separator;
+      break;
+    }
+  }
+
+  if(lineSep.isEmpty())
+    return;
+
+  QStringList lines = newText.split(lineSep);
+  clear();
+
+  if(lines.count() >= 4) {
+    QString msg = tr("Do you really want to paste %1 lines?").arg(lines.count());
+    msg += "<p>";
+    for(int i = 0; i < 3; i++) {
+      msg += lines[i].left(40);
+      if(lines[i].count() > 40)
+	msg += "...";
+      msg += "<br />";
+    }
+    msg += "...</p>";
+    QMessageBox question(QMessageBox::NoIcon, tr("Paste Protection"), msg, QMessageBox::Yes|QMessageBox::No);
+    question.setDefaultButton(QMessageBox::No);
+#ifdef Q_WS_MAC
+    question.setWindowFlags(question.windowFlags() | Qt::Sheet);
+#endif
+    if(question.exec() == QMessageBox::No)
+      return;
+  }
+
+  foreach(QString line, lines) {
+    if(!line.isEmpty()) {
+      clear();
+      insert(line);
+      emit returnPressed();
+    }
   }
-  return QLineEdit::event(e);
+//   if(newText.contains(lineSep)) {
+//     clear();
+//     QString line = newText.section(lineSep, 0, 0);
+//     QString remainder = newText.section(lineSep, 1);
+//     insert(line);
+//     emit returnPressed();
+//     insert(remainder);
+//   }
 }
 
-void InputLine::enter() {
-  history << text();
+void InputLine::resetLine() {
+  // every time the InputLine is cleared we also reset history index
   idx = history.count();
+  clear();
 }
 
-void InputLine::updateNickList(QStringList l) {
-  nickList = l;
-  emit nickListUpdated(l);
+void InputLine::showHistoryEntry() {
+  // if the user changed the history, display the changed line
+  tempHistory.contains(idx) ? setText(tempHistory[idx]) : setText(history[idx]);
 }