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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitbd9e6617827818fd043452c08c606f07b78014a0 (patch)
tree425bb4c3168f9c02f10150f235d2cb998dcc6108 /cervisia/logmessageedit.cpp
downloadtdesdk-bd9e6617827818fd043452c08c606f07b78014a0.tar.gz
tdesdk-bd9e6617827818fd043452c08c606f07b78014a0.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdesdk@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'cervisia/logmessageedit.cpp')
-rw-r--r--cervisia/logmessageedit.cpp204
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diff --git a/cervisia/logmessageedit.cpp b/cervisia/logmessageedit.cpp
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+/*
+ * Copyright (c) 2004 Jason Kivlighn <mizunoami44@users.sourceforge.net>
+ * Copyright (c) 2005 Christian Loose <christian.loose@kdemail.net>
+ *
+ * based on work by Jason Kivlighn (krecipes/src/widgets/kretextedit.cpp)
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "logmessageedit.h"
+using Cervisia::LogMessageEdit;
+
+#include <qtextstream.h>
+#include <kaccel.h>
+
+
+LogMessageEdit::LogMessageEdit(QWidget* parent)
+ : KTextEdit(parent)
+ , KCompletionBase()
+ , m_completing(false)
+ , m_completionStartPos(0)
+{
+ // create the completion object
+ completionObject();
+
+ // a mouse click stops the completion process
+ connect( this, SIGNAL(clicked(int, int)), SLOT(stopCompletion()) );
+}
+
+
+void LogMessageEdit::setCompletedText(const QString& match)
+{
+ int para, index;
+ getCursorPosition(&para, &index);
+
+ QString paragraphText = text(para);
+ int length = index - m_completionStartPos;
+ QString word = match.right(match.length() - length);
+
+ insert(word);
+
+ setSelection(para, index, para, m_completionStartPos + match.length());
+ setCursorPosition(para, index);
+
+ m_completing = true;
+
+ // disable spellchecker during completion process. Otherwise we lose the
+ // text selection.
+ setCheckSpellingEnabled(false);
+}
+
+
+void LogMessageEdit::setCompletedItems(const QStringList&)
+{
+}
+
+
+void LogMessageEdit::keyPressEvent(QKeyEvent* event)
+{
+ bool noModifier = (event->state() == NoButton ||
+ event->state() == ShiftButton ||
+ event->state() == Keypad);
+
+ if( noModifier )
+ {
+ QString keycode = event->text();
+ if( !keycode.isEmpty() && keycode.unicode()->isPrint() )
+ {
+ KTextEdit::keyPressEvent(event);
+ tryCompletion();
+ event->accept();
+ return;
+ }
+ }
+
+ KeyBindingMap keys = getKeyBindings();
+
+ // handle text completion key
+ KShortcut shortcut = keys[TextCompletion];
+ if( shortcut.isNull() )
+ shortcut = KStdAccel::shortcut(KStdAccel::TextCompletion);
+
+ KKey key(event);
+
+ // accept the suggested completion?
+ if( m_completing && shortcut.contains(key) )
+ {
+ int paraFrom, indexFrom, paraTo, indexTo;
+ getSelection(&paraFrom, &indexFrom, &paraTo, &indexTo);
+
+ removeSelection();
+ setCursorPosition(paraTo, indexTo);
+
+ m_completing = false;
+ setCheckSpellingEnabled(true);
+
+ return;
+ }
+
+ // handle previous match key
+ shortcut = keys[PrevCompletionMatch];
+ if( shortcut.isNull() )
+ shortcut = KStdAccel::shortcut(KStdAccel::PrevCompletion);
+
+ if( shortcut.contains(key) )
+ {
+ rotateMatches(PrevCompletionMatch);
+ return;
+ }
+
+ // handle next match key
+ shortcut = keys[NextCompletionMatch];
+ if( shortcut.isNull() )
+ shortcut = KStdAccel::shortcut(KStdAccel::NextCompletion);
+
+ if( shortcut.contains(key) )
+ {
+ rotateMatches(NextCompletionMatch);
+ return;
+ }
+
+ // any other key (except modifiers) will end the text completion
+ if( event->key() != Qt::Key_Shift && event->key() != Qt::Key_Control &&
+ event->key() != Qt::Key_Alt && event->key() != Qt::Key_Meta )
+ {
+ m_completing = false;
+ setCheckSpellingEnabled(true);
+ }
+
+ KTextEdit::keyPressEvent(event);
+}
+
+
+void LogMessageEdit::stopCompletion()
+{
+ m_completing = false;
+ setCheckSpellingEnabled(true);
+}
+
+
+void LogMessageEdit::tryCompletion()
+{
+ int para, index;
+ getCursorPosition(&para, &index);
+
+ QString paragraphText = text(para);
+ if( paragraphText.at(index).isSpace() )
+ {
+ if( !m_completing )
+ m_completionStartPos = paragraphText.findRev(' ', index-1) + 1;
+
+ int length = index - m_completionStartPos;
+ QString word = paragraphText.mid(m_completionStartPos, length);
+
+ QString match = compObj()->makeCompletion(word);
+ if( !match.isNull() && match != word )
+ {
+ setCompletedText(match);
+ }
+ else
+ {
+ m_completing = false;
+ setCheckSpellingEnabled(true);
+ }
+ }
+}
+
+
+void LogMessageEdit::rotateMatches(KeyBindingType type)
+{
+ KCompletion* completionObj = compObj();
+ if( completionObj && m_completing &&
+ (type == PrevCompletionMatch || type == NextCompletionMatch) )
+ {
+ QString match = (type == PrevCompletionMatch) ? completionObj->previousMatch()
+ : completionObj->nextMatch();
+
+ int para, index;
+ getCursorPosition(&para, &index);
+
+ QString paragraphText = text(para);
+
+ QString word = paragraphText.mid(m_completionStartPos, index - m_completionStartPos);
+
+ if( match.isNull() || match == word )
+ return;
+
+ setCompletedText(match);
+ }
+}
+
+#include "logmessageedit.moc"