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tdenetwork/kdict/applet/kdictapplet.cpp

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/* -------------------------------------------------------------
kdictapplet.h (part of The KDE Dictionary Client)
Copyright (C) 2001 Christian Gebauer <gebauer@kde.org>
The applet is loosely based on the "Run" applet included in KDE.
Copyright (c) 2000 Matthias Elter <elter@kde.org> (Artistic License)
This file is distributed under the Artistic License.
See LICENSE for details.
-------------------------------------------------------------
PopupBox helper class
DictApplet a small kicker-applet
------------------------------------------------------------- */
#include <tqlabel.h>
#include <tqpushbutton.h>
#include <tqtimer.h>
#include <tqlayout.h>
#include <tqtooltip.h>
#include <tdeconfig.h>
#include <kcombobox.h>
#include <kiconloader.h>
#include <tdelocale.h>
#include <dcopclient.h>
#include <tdeapplication.h>
#include <kprocess.h>
#include "kdictapplet.h"
//********* PopupBox ********************************************
PopupBox::PopupBox()
: TQHBox(0, 0, WStyle_Customize | WType_Popup ), popupEnabled(true)
{
}
PopupBox::~PopupBox()
{}
bool PopupBox::showBox()
{
if (!popupEnabled) // prevents that the popup is shown again immediatly
return false;
else {
show();
return true;
}
}
void PopupBox::hideEvent(TQHideEvent *)
{
emit(hidden());
popupEnabled = false;
TQTimer::singleShot(100, this, TQT_SLOT(enablePopup()));
}
void PopupBox::enablePopup()
{
popupEnabled = true;
}
//********* DictApplet ********************************************
extern "C"
{
KDE_EXPORT KPanelApplet* init(TQWidget *parent, const TQString& configFile)
{
TDEGlobal::locale()->insertCatalogue("kdictapplet");
return new DictApplet(configFile, KPanelApplet::Stretch, 0, parent, "kdictapplet");
}
}
DictApplet::DictApplet(const TQString& configFile, Type type, int actions, TQWidget *parent, const char *name)
: KPanelApplet(configFile, type, actions, parent, name), waiting(0)
{
// first the widgets for a horizontal panel
baseWidget = new TQWidget(this);
TQGridLayout *baseLay = new TQGridLayout(baseWidget,2,6,0,1);
textLabel = new TQLabel(i18n("Dictionary:"), baseWidget);
textLabel->setBackgroundOrigin(AncestorOrigin);
TQFont f(textLabel->font());
f.setPixelSize(12);
textLabel->setFont(f);
baseLay->addWidget(textLabel,0,1);
TQToolTip::add(textLabel,i18n("Look up a word or phrase with Kdict"));
iconLabel = new TQLabel(baseWidget);
iconLabel->setBackgroundOrigin(AncestorOrigin);
TQPixmap pm = TDEGlobal::iconLoader()->loadIcon("kdict", TDEIcon::Panel, TDEIcon::SizeSmall, TDEIcon::DefaultState, 0L, true);
iconLabel->setPixmap(pm);
baseLay->addWidget(iconLabel,1,0);
iconLabel->setAlignment(TQt::AlignCenter | TQt::AlignVCenter);
iconLabel->setFixedWidth(pm.width()+4);
TQToolTip::add(iconLabel,i18n("Look up a word or phrase with Kdict"));
f.setPixelSize(10);
clipboardBtn = new TQPushButton(i18n("C"),baseWidget);
clipboardBtn->setBackgroundOrigin(AncestorOrigin);
clipboardBtn->setFont(f);
clipboardBtn->setFixedSize(16,16);
connect(clipboardBtn, TQT_SIGNAL(clicked()), TQT_SLOT(queryClipboard()));
baseLay->addWidget(clipboardBtn,0,3);
TQToolTip::add(clipboardBtn,i18n("Define selected text"));
defineBtn = new TQPushButton(i18n("D"),baseWidget);
defineBtn->setBackgroundOrigin(AncestorOrigin);
defineBtn->setFont(f);
defineBtn->setFixedSize(16,16);
defineBtn->setEnabled(false);
connect(defineBtn, TQT_SIGNAL(clicked()), TQT_SLOT(startDefine()));
baseLay->addWidget(defineBtn,0,4);
TQToolTip::add(defineBtn,i18n("Define word/phrase"));
matchBtn = new TQPushButton(i18n("M"),baseWidget);
matchBtn->setBackgroundOrigin(AncestorOrigin);
matchBtn->setFont(f);
matchBtn->setFixedSize(16,16);
matchBtn->setEnabled(false);
connect(matchBtn, TQT_SIGNAL(clicked()), TQT_SLOT(startMatch()));
baseLay->addWidget(matchBtn,0,5);
TQToolTip::add(matchBtn,i18n("Find matching definitions"));
completionObject = new TDECompletion();
internalCombo = new KHistoryCombo(baseWidget);
internalCombo->setBackgroundOrigin(AncestorOrigin);
internalCombo->setCompletionObject(completionObject);
internalCombo->setFocus();
internalCombo->clearEdit();
internalCombo->lineEdit()->installEventFilter( this );
connect(internalCombo, TQT_SIGNAL(returnPressed(const TQString&)), TQT_SLOT(startQuery(const TQString&)));
connect(internalCombo, TQT_SIGNAL(textChanged(const TQString&)), TQT_SLOT(comboTextChanged(const TQString&)));
TQToolTip::add(internalCombo,i18n("Look up a word or phrase with Kdict"));
baseLay->addMultiCellWidget(internalCombo,1,1,1,5);
baseLay->setColStretch(2,1);
// widgets for a vertical panel
verticalBtn = new TQPushButton(this);
connect(verticalBtn, TQT_SIGNAL(pressed()), TQT_SLOT(showExternalCombo()));
TQToolTip::add(verticalBtn,i18n("Look up a word or phrase with Kdict"));
popupBox = new PopupBox();
popupBox->setFixedSize(160, 22);
connect(popupBox, TQT_SIGNAL(hidden()), TQT_SLOT(externalComboHidden()));
externalCombo = new KHistoryCombo(popupBox);
externalCombo->setCompletionObject(completionObject);
connect(externalCombo, TQT_SIGNAL(returnPressed(const TQString&)), TQT_SLOT(startQuery(const TQString&)));
externalCombo->setFixedSize(160, externalCombo->sizeHint().height());
connect(internalCombo, TQT_SIGNAL(completionModeChanged(TDEGlobalSettings::Completion)),
this, TQT_SLOT(updateCompletionMode(TDEGlobalSettings::Completion)));
connect(externalCombo, TQT_SIGNAL(completionModeChanged(TDEGlobalSettings::Completion)),
this, TQT_SLOT(updateCompletionMode(TDEGlobalSettings::Completion)));
// restore history and completion list
TDEConfig *c = config();
c->setGroup("General");
TQStringList list = c->readListEntry("Completion list");
completionObject->setItems(list);
int mode = c->readNumEntry("Completion mode",
TDEGlobalSettings::completionMode());
internalCombo->setCompletionMode((TDEGlobalSettings::Completion)mode);
externalCombo->setCompletionMode((TDEGlobalSettings::Completion)mode);
list = c->readListEntry("History list");
internalCombo->setHistoryItems(list);
externalCombo->setHistoryItems(list);
}
DictApplet::~DictApplet()
{
// save history and completion list
TDEConfig *c = config();
c->setGroup("General");
TQStringList list = completionObject->items();
c->writeEntry("Completion list", list);
c->writeEntry("Completion mode", (int) internalCombo->completionMode());
list = internalCombo->historyItems();
c->writeEntry("History list", list);
c->sync();
delete completionObject;
}
int DictApplet::widthForHeight(int height) const
{
if (height >= 38)
return textLabel->sizeHint().width()+55;
else
return textLabel->sizeHint().width()+25;
}
int DictApplet::heightForWidth(int width) const
{
return width;
}
void DictApplet::resizeEvent(TQResizeEvent*)
{
if (orientation() ==Qt::Horizontal) {
verticalBtn->hide();
baseWidget->show();
baseWidget->setFixedSize(width(),height());
if (height() < internalCombo->sizeHint().height())
internalCombo->setFixedHeight(height());
else
internalCombo->setFixedHeight(internalCombo->sizeHint().height());
if (height() >= 38) {
textLabel->show();
clipboardBtn->show();
defineBtn->show();
matchBtn->show();
iconLabel->hide();
internalCombo->setFixedWidth(width());
} else {
textLabel->hide();
clipboardBtn->hide();
defineBtn->hide();
matchBtn->hide();
iconLabel->show();
internalCombo->setFixedWidth(width()-iconLabel->width()-1);
}
baseWidget->updateGeometry();
} else { // orientation() ==Qt::Vertical
verticalBtn->show();
baseWidget->hide();
verticalBtn->setFixedSize(width(),width());
TDEIcon::StdSizes sz = width() < 32 ? TDEIcon::SizeSmall : (width() < 48 ? TDEIcon::SizeMedium : TDEIcon::SizeLarge);
TQPixmap pm = TDEGlobal::iconLoader()->loadIcon("kdict", TDEIcon::Panel, sz, TDEIcon::DefaultState, 0L, true);
verticalBtn->setPixmap(pm);
}
}
bool DictApplet::eventFilter( TQObject *o, TQEvent * e)
{
if (e->type() == TQEvent::MouseButtonRelease)
emit requestFocus();
return KPanelApplet::eventFilter(o, e);
}
void DictApplet::sendCommand(const TQCString &fun, const TQString &data)
{
if (waiting > 0) {
waiting = 1;
delayedFunc = fun.copy();
delayedData = data;
return;
}
DCOPClient *client = kapp->dcopClient();
if (!client->isApplicationRegistered("kdict")) {
TDEApplication::startServiceByDesktopName("kdict");
waiting = 1;
delayedFunc = fun.copy();
delayedData = data;
TQTimer::singleShot(100, this, TQT_SLOT(sendDelayedCommand()));
return;
} else {
QCStringList list = client->remoteObjects("kdict");
if (list.findIndex("KDictIface")==-1) {
waiting = 1;
delayedFunc = fun.copy();
delayedData = data;
TQTimer::singleShot(100, this, TQT_SLOT(sendDelayedCommand()));
return;
}
}
client->send("kdict","default",fun,data);
}
void DictApplet::sendDelayedCommand()
{
if (waiting > 100) { // timeout after ten seconds
waiting = 0;
return;
}
DCOPClient *client = kapp->dcopClient();
if (!client->isApplicationRegistered("kdict")) {
waiting++;
TQTimer::singleShot(100, this, TQT_SLOT(sendDelayedCommand()));
return;
} else {
QCStringList list = client->remoteObjects("kdict");
if (list.findIndex("KDictIface")==-1) {
waiting++;
TQTimer::singleShot(100, this, TQT_SLOT(sendDelayedCommand()));
return;
}
}
client->send("kdict","default",delayedFunc,delayedData);
waiting = 0;
}
void DictApplet::startQuery(const TQString &s)
{
TQString query = s.stripWhiteSpace();
if (query.isEmpty())
return;
internalCombo->addToHistory(query);
externalCombo->addToHistory(query);
internalCombo->clearEdit();
externalCombo->clearEdit();
sendCommand("definePhrase(TQString)",query);
if (orientation() ==Qt::Vertical)
popupBox->hide();
}
void DictApplet::comboTextChanged(const TQString &s)
{
defineBtn->setEnabled(!s.isEmpty());
matchBtn->setEnabled(!s.isEmpty());
}
void DictApplet::queryClipboard()
{
sendCommand("defineClipboardContent()",TQString());
}
void DictApplet::startDefine()
{
startQuery(internalCombo->currentText());
}
void DictApplet::startMatch()
{
TQString query = internalCombo->currentText().stripWhiteSpace();
internalCombo->addToHistory(query);
externalCombo->addToHistory(query);
internalCombo->clearEdit();
externalCombo->clearEdit();
sendCommand("matchPhrase(TQString)",query);
}
void DictApplet::showExternalCombo()
{
TQPoint p;
if (position() == pLeft)
p = mapToGlobal(TQPoint(-popupBox->width()-1, 0));
else
p = mapToGlobal(TQPoint(width()+1, 0));
popupBox->move(p);
if (popupBox->showBox())
externalCombo->setFocus();
else
verticalBtn->setDown(false);
}
void DictApplet::externalComboHidden()
{
verticalBtn->setDown(false);
}
void DictApplet::updateCompletionMode(TDEGlobalSettings::Completion mode)
{
internalCombo->setCompletionMode(mode);
externalCombo->setCompletionMode(mode);
}
//--------------------------------
#include "kdictapplet.moc"