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00026 #include <qcheckbox.h>
00027 #include <qfile.h>
00028 #include <qhbox.h>
00029 #include <qlabel.h>
00030 #include <qlayout.h>
00031 #include <qpushbutton.h>
00032 #include <qtextstream.h>
00033 #include <qimage.h>
00034
00035 #include <kaboutdata.h>
00036 #include <kapplication.h>
00037 #include <kconfig.h>
00038 #include <kdebug.h>
00039 #include <kglobal.h>
00040 #include <kiconloader.h>
00041 #include <klocale.h>
00042 #include <kpushbutton.h>
00043 #include <kseparator.h>
00044 #include <kstandarddirs.h>
00045 #include <kstdguiitem.h>
00046 #include <ktextbrowser.h>
00047 #include <kiconeffect.h>
00048 #include <kglobalsettings.h>
00049
00050 #include "ktip.h"
00051
00052
00053 KTipDatabase::KTipDatabase(const QString &_tipFile)
00054 {
00055 QString tipFile = _tipFile;
00056 if (tipFile.isEmpty())
00057 tipFile = QString::fromLatin1(KGlobal::instance()->aboutData()->appName()) + "/tips";
00058
00059 loadTips(tipFile);
00060
00061 if (!mTips.isEmpty())
00062 mCurrent = kapp->random() % mTips.count();
00063 }
00064
00065
00066 KTipDatabase::KTipDatabase( const QStringList& tipsFiles )
00067 {
00068 if ( tipsFiles.isEmpty() || ( ( tipsFiles.count() == 1 ) && tipsFiles.first().isEmpty() ) )
00069 {
00070 addTips(QString::fromLatin1(KGlobal::instance()->aboutData()->appName()) + "/tips");
00071 }
00072 else
00073 {
00074 for (QStringList::ConstIterator it = tipsFiles.begin(); it != tipsFiles.end(); ++it)
00075 addTips( *it );
00076 }
00077 if (!mTips.isEmpty())
00078 mCurrent = kapp->random() % mTips.count();
00079
00080 }
00081
00082 void KTipDatabase::loadTips(const QString &tipFile)
00083 {
00084 mTips.clear();
00085 addTips(tipFile);
00086 }
00087
00088
00089
00090
00091 void KTipDatabase::addTips(const QString& tipFile )
00092 {
00093 QString fileName = locate("data", tipFile);
00094
00095 if (fileName.isEmpty())
00096 {
00097 kdDebug() << "can't find '" << tipFile << "' in standard dirs" << endl;
00098 return;
00099 }
00100
00101 QFile file(fileName);
00102 if (!file.open(IO_ReadOnly))
00103 {
00104 kdDebug() << "can't open '" << fileName << "' for reading" << endl;
00105 return;
00106 }
00107
00108 QString content = file.readAll();
00109
00110 int pos = -1;
00111 while ((pos = content.find("<html>", pos + 1, false)) != -1)
00112 {
00113 QString tip = content.mid(pos + 6, content.find("</html>", pos, false) - pos - 6);
00114 if (tip.startsWith("\n"))
00115 tip = tip.mid(1);
00116 mTips.append(tip);
00117 }
00118
00119 file.close();
00120
00121 }
00122
00123 void KTipDatabase::nextTip()
00124 {
00125 if (mTips.isEmpty())
00126 return ;
00127 mCurrent += 1;
00128 if (mCurrent >= (int) mTips.count())
00129 mCurrent = 0;
00130 }
00131
00132
00133 void KTipDatabase::prevTip()
00134 {
00135 if (mTips.isEmpty())
00136 return ;
00137 mCurrent -= 1;
00138 if (mCurrent < 0)
00139 mCurrent = mTips.count() - 1;
00140 }
00141
00142
00143 QString KTipDatabase::tip() const
00144 {
00145 return mTips[mCurrent];
00146 }
00147
00148 KTipDialog *KTipDialog::mInstance = 0;
00149
00150
00151 KTipDialog::KTipDialog(KTipDatabase *db, QWidget *parent, const char *name)
00152 : KDialog(parent, name)
00153 {
00158 bool isTipDialog = (parent != 0);
00159
00160 QImage img;
00161 int h,s,v;
00162
00163 mBlendedColor = KGlobalSettings::activeTitleColor();
00164 mBlendedColor.hsv(&h,&s,&v);
00165 mBlendedColor.setHsv(h, int(s*(71/76.0)), int(v*(67/93.0)));
00166
00167 if (!isTipDialog)
00168 {
00169 img = QImage(locate("data", "kdewizard/pics/wizard_small.png"));
00170
00171 KIconEffect::colorize(img, mBlendedColor, 1.0);
00172 QRgb colPixel( img.pixel(0,0) );
00173
00174 mBlendedColor = QColor(qRed(colPixel),qGreen(colPixel),qBlue(colPixel));
00175 }
00176
00177 mBaseColor = KGlobalSettings::alternateBackgroundColor();
00178 mBaseColor.hsv(&h,&s,&v);
00179 mBaseColor.setHsv(h, int(s*(10/6.0)), int(v*(93/99.0)));
00180
00181 mTextColor = KGlobalSettings::textColor();
00182
00183
00184 mDatabase = db;
00185
00186 setCaption(i18n("Tip of the Day"));
00187 setIcon(KGlobal::iconLoader()->loadIcon("ktip", KIcon::Small));
00188
00189 QVBoxLayout *vbox = new QVBoxLayout(this, marginHint(), spacingHint());
00190
00191 if (isTipDialog)
00192 {
00193 QHBoxLayout *pl = new QHBoxLayout(vbox, 0, 0);
00194
00195 QLabel *bulb = new QLabel(this);
00196 bulb->setPixmap(locate("data", "kdeui/pics/ktip-bulb.png"));
00197 pl->addWidget(bulb);
00198
00199 QLabel *titlePane = new QLabel(this);
00200 titlePane->setBackgroundPixmap(locate("data", "kdeui/pics/ktip-background.png"));
00201 titlePane->setText(i18n("Did you know...?\n"));
00202 titlePane->setFont(QFont(KGlobalSettings::generalFont().family(), 20, QFont::Bold));
00203 titlePane->setAlignment(QLabel::AlignCenter);
00204 pl->addWidget(titlePane, 100);
00205 }
00206
00207 QHBox *hbox = new QHBox(this);
00208 hbox->setSpacing(0);
00209 hbox->setFrameStyle(QFrame::Panel | QFrame::Sunken);
00210 vbox->addWidget(hbox);
00211
00212 QHBox *tl = new QHBox(hbox);
00213 tl->setMargin(7);
00214 tl->setBackgroundColor(mBlendedColor);
00215
00216 QHBox *topLeft = new QHBox(tl);
00217 topLeft->setMargin(15);
00218 topLeft->setBackgroundColor(mBaseColor);
00219
00220 mTipText = new KTextBrowser(topLeft);
00221
00222 mTipText->setWrapPolicy( QTextEdit::AtWordOrDocumentBoundary );
00223 mTipText->mimeSourceFactory()->addFilePath(
00224 KGlobal::dirs()->findResourceDir("data", "kdewizard/pics")+"kdewizard/pics/");
00225 mTipText->setFrameStyle(QFrame::NoFrame | QFrame::Plain);
00226 mTipText->setHScrollBarMode(QScrollView::AlwaysOff);
00227 mTipText->setLinkUnderline(false);
00228
00229 QStyleSheet *sheet = mTipText->styleSheet();
00230 QStyleSheetItem *item = sheet->item("a");
00231 item->setFontWeight(QFont::Bold);
00232 mTipText->setStyleSheet(sheet);
00233 QPalette pal = mTipText->palette();
00234 pal.setColor( QPalette::Active, QColorGroup::Link, mBlendedColor );
00235 pal.setColor( QPalette::Inactive, QColorGroup::Link, mBlendedColor );
00236 mTipText->setPalette(pal);
00237
00238 QStringList icons = KGlobal::dirs()->resourceDirs("icon");
00239 QStringList::Iterator it;
00240 for (it = icons.begin(); it != icons.end(); ++it)
00241 mTipText->mimeSourceFactory()->addFilePath(*it);
00242
00243 if (!isTipDialog)
00244 {
00245 QLabel *l = new QLabel(hbox);
00246 l->setPixmap(img);
00247 l->setBackgroundColor(mBlendedColor);
00248 l->setAlignment(Qt::AlignRight | Qt::AlignBottom);
00249
00250 resize(550, 230);
00251 QSize sh = size();
00252
00253 QRect rect = KGlobalSettings::splashScreenDesktopGeometry();
00254
00255 move(rect.x() + (rect.width() - sh.width())/2,
00256 rect.y() + (rect.height() - sh.height())/2);
00257 }
00258
00259 KSeparator* sep = new KSeparator( KSeparator::HLine, this);
00260 vbox->addWidget(sep);
00261
00262 QHBoxLayout *hbox2 = new QHBoxLayout(vbox, 4);
00263
00264 mTipOnStart = new QCheckBox(i18n("&Show tips on startup"), this);
00265 hbox2->addWidget(mTipOnStart, 1);
00266
00267 KPushButton *prev = new KPushButton( KStdGuiItem::back(
00268 KStdGuiItem::UseRTL ), this );
00269 prev->setText( i18n("&Previous") );
00270 hbox2->addWidget(prev);
00271
00272 KPushButton *next = new KPushButton( KStdGuiItem::forward(
00273 KStdGuiItem::UseRTL ), this );
00274 next->setText( i18n("&Next") );
00275 hbox2->addWidget(next);
00276
00277 KPushButton *ok = new KPushButton(KStdGuiItem::close(), this);
00278 ok->setDefault(true);
00279 hbox2->addWidget(ok);
00280
00281 KConfigGroup config(kapp->config(), "TipOfDay");
00282 mTipOnStart->setChecked(config.readBoolEntry("RunOnStart", true));
00283
00284 connect(next, SIGNAL(clicked()), this, SLOT(nextTip()));
00285 connect(prev, SIGNAL(clicked()), this, SLOT(prevTip()));
00286 connect(ok, SIGNAL(clicked()), this, SLOT(accept()));
00287 connect(mTipOnStart, SIGNAL(toggled(bool)), this, SLOT(showOnStart(bool)));
00288
00289 ok->setFocus();
00290
00291 nextTip();
00292 }
00293
00294 KTipDialog::~KTipDialog()
00295 {
00296 if( mInstance==this )
00297 mInstance = 0L;
00298 }
00299
00300 void KTipDialog::showTip(const QString &tipFile, bool force)
00301 {
00302 showTip(kapp->mainWidget(), tipFile, force);
00303 }
00304
00305 void KTipDialog::showTip(QWidget *parent, const QString &tipFile, bool force)
00306 {
00307 showMultiTip( parent, QStringList(tipFile), force );
00308 }
00309
00310 void KTipDialog::showMultiTip(QWidget *parent, const QStringList &tipFiles, bool force)
00311 {
00312 KConfigGroup configGroup(kapp->config(), "TipOfDay");
00313
00314 const bool runOnStart = configGroup.readBoolEntry("RunOnStart", true);
00315
00316 if (!force)
00317 {
00318 if (!runOnStart)
00319 return;
00320
00321 bool hasLastShown = configGroup.hasKey("TipLastShown");
00322 if (hasLastShown)
00323 {
00324 const int oneDay = 24*60*60;
00325 QDateTime lastShown = configGroup.readDateTimeEntry("TipLastShown");
00326
00327 if (lastShown.secsTo(QDateTime::currentDateTime()) < (oneDay + (kapp->random() % (10*oneDay))))
00328 return;
00329 }
00330 configGroup.writeEntry("TipLastShown", QDateTime::currentDateTime());
00331 kapp->config()->sync();
00332 if (!hasLastShown)
00333 return;
00334 }
00335
00336 if (!mInstance)
00337 mInstance = new KTipDialog(new KTipDatabase(tipFiles), parent);
00338 else
00339
00340
00341 mInstance->mTipOnStart->setChecked(runOnStart);
00342
00343 mInstance->show();
00344 mInstance->raise();
00345 }
00346
00347 void KTipDialog::prevTip()
00348 {
00349 mDatabase->prevTip();
00350 mTipText->setText(QString::fromLatin1(
00351 "<qt text=\"%1\" bgcolor=\"%2\">%3</qt>")
00352 .arg(mTextColor.name())
00353 .arg(mBaseColor.name())
00354 .arg(i18n(mDatabase->tip().utf8())));
00355 }
00356
00357 void KTipDialog::nextTip()
00358 {
00359 mDatabase->nextTip();
00360 mTipText->setText(QString::fromLatin1("<qt text=\"%1\" bgcolor=\"%2\">%3</qt>")
00361 .arg(mTextColor.name())
00362 .arg(mBaseColor.name())
00363 .arg(i18n(mDatabase->tip().utf8())));
00364 }
00365
00366 void KTipDialog::showOnStart(bool on)
00367 {
00368 setShowOnStart(on);
00369 }
00370
00371 void KTipDialog::setShowOnStart(bool on)
00372 {
00373 KConfigGroup config(kapp->config(), "TipOfDay");
00374 config.writeEntry("RunOnStart", on);
00375 config.sync();
00376 }
00377
00378 bool KTipDialog::eventFilter(QObject *o, QEvent *e)
00379 {
00380 if (o == mTipText && e->type()== QEvent::KeyPress &&
00381 (((QKeyEvent *)e)->key() == Key_Return ||
00382 ((QKeyEvent *)e)->key() == Key_Space ))
00383 accept();
00384
00385
00386
00387
00388
00389
00390
00391 return QWidget::eventFilter( o, e );
00392 }
00393
00394 void KTipDialog::virtual_hook( int id, void* data )
00395 {
00396 KDialog::virtual_hook( id, data );
00397 }
00398
00399 #include "ktip.moc"