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//
// C++ Implementation: klshistorycombo
//
// Description:
//
//
// Author: Paulo Moura Guedes <moura@kdewebdev.org>, (C) 2004
//
// Copyright: See COPYING file that comes with this distribution
//
//
#include "klshistorycombo.h"
#include "klsconfig.h"
#include <kapplication.h>
#include <kconfig.h>
#include <kcompletionbox.h>
#include <kdebug.h>
#include <kstdaccel.h>
#include <kurldrag.h>
#include <kglobalsettings.h>
bool KLSHistoryCombo::items_saved_ = false;
KLSHistoryCombo::KLSHistoryCombo(TQWidget *parent, const char *name)
: KHistoryCombo(parent, name)
{
setMaxCount(KLSConfig::maxCountComboUrl());
setDuplicatesEnabled(false);
setAutoCompletion(false);
connect(this, TQT_SIGNAL(activated(const TQString& )),
this, TQT_SLOT(addToHistory(const TQString& )));
}
KLSHistoryCombo::~KLSHistoryCombo()
{}
void KLSHistoryCombo::init()
{
loadItems();
}
void KLSHistoryCombo::saveItems()
{
if(items_saved_)
return;
TQStringList items = historyItems();
KLSConfig::setComboUrlHistory(items);
KLSConfig::writeConfig();
items_saved_ = true;
}
void KLSHistoryCombo::loadItems()
{
clear();
TQStringList items = KLSConfig::comboUrlHistory();
bool block = signalsBlocked();
blockSignals( true );
setHistoryItems(items);
blockSignals(block);
completionObject()->setItems(items);
setCompletionMode(KGlobalSettings::completionMode());
}
bool KLSHistoryCombo::eventFilter( TQObject *o, TQEvent *ev )
{
// Handle Ctrl+Del/Backspace etc better than the TQt widget, which always
// jumps to the next whitespace.
TQLineEdit *edit = lineEdit();
if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(edit) )
{
int type = ev->type();
if ( type == TQEvent::KeyPress )
{
TQKeyEvent *e = TQT_TQKEYEVENT( ev );
if ( e->key() == Key_Return || e->key() == Key_Enter )
{
//m_modifier = e->state();
return false;
}
int delete_word_back = KStdAccel::deleteWordBack().keyCodeQt();
int delete_word_forward = KStdAccel::deleteWordForward().keyCodeQt();
if ( KKey( e ) == KKey(delete_word_back) ||
KKey( e ) == KKey(delete_word_forward) ||
((e->state() & ControlButton) &&
(e->key() == Key_Left || e->key() == Key_Right) ) )
{
selectWord(e);
e->accept();
return true;
}
}
else if ( type == TQEvent::MouseButtonDblClick )
{
edit->selectAll();
return true;
}
}
return KComboBox::eventFilter( o, ev );
}
/*
Handle Ctrl+Cursor etc better than the TQt widget, which always
jumps to the next whitespace. This code additionally jumps to
the next [/#?:], which makes more sense for URLs. The list of
chars that will stop the cursor are '/', '.', '?', '#', ':'.
*/
void KLSHistoryCombo::selectWord(TQKeyEvent *e)
{
TQLineEdit* edit = lineEdit();
TQString text = edit->text();
int pos = edit->cursorPosition();
int pos_old = pos;
int count = 0;
// TODO: make these a parameter when in kdelibs/tdeui...
TQValueList<TQChar> chars;
chars << TQChar('/') << TQChar('.') << TQChar('?') << TQChar('#') << TQChar(':');
bool allow_space_break = true;
if( e->key() == Key_Left || e->key() == Key_Backspace )
{
do
{
pos--;
count++;
if( allow_space_break && text[pos].isSpace() && count > 1 )
break;
}
while( pos >= 0 && (chars.findIndex(text[pos]) == -1 || count <= 1) );
if( e->state() & ShiftButton )
{
edit->cursorForward(true, 1-count);
}
else if( e->key() == Key_Backspace )
{
edit->cursorForward(false, 1-count);
TQString text = edit->text();
int pos_to_right = edit->text().length() - pos_old;
TQString cut = text.left(edit->cursorPosition()) + text.right(pos_to_right);
edit->setText(cut);
edit->setCursorPosition(pos_old-count+1);
}
else
{
edit->cursorForward(false, 1-count);
}
}
else if( e->key() == Key_Right || e->key() == Key_Delete )
{
do
{
pos++;
count++;
if( allow_space_break && text[pos].isSpace() )
break;
}
while( pos < (int) text.length() && chars.findIndex(text[pos]) == -1 );
if( e->state() & ShiftButton )
{
edit->cursorForward(true, count+1);
}
else if( e->key() == Key_Delete )
{
edit->cursorForward(false, -count-1);
TQString text = edit->text();
int pos_to_right = text.length() - pos - 1;
TQString cut = text.left(pos_old) +
(pos_to_right > 0 ? text.right(pos_to_right) : TQString() );
edit->setText(cut);
edit->setCursorPosition(pos_old);
}
else
{
edit->cursorForward(false, count+1);
}
}
}
#include "klshistorycombo.moc"
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