git.sur5r.net Git - minitube/blob - src/searchview.cpp

   1 /* $BEGIN_LICENSE
   2
   3 This file is part of Minitube.
   4 Copyright 2009, Flavio Tordini <flavio.tordini@gmail.com>
   5
   6 Minitube is free software: you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation, either version 3 of the License, or
   9 (at your option) any later version.
  10
  11 Minitube is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with Minitube.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 $END_LICENSE */
  20
  21 #include "searchview.h"
  22 #include "constants.h"
  23 #include "fontutils.h"
  24 #include "searchparams.h"
  25 #include "ytsuggester.h"
  26 #include "channelsuggest.h"
  27 #ifdef APP_MAC_SEARCHFIELD
  28 #include "searchlineedit_mac.h"
  29 #else
  30 #include "searchlineedit.h"
  31 #endif
  32 #ifdef APP_EXTRA
  33 #include "extra.h"
  34 #endif
  35 #ifdef APP_ACTIVATION
  36 #include "activation.h"
  37 #endif
  38 #include "mainwindow.h"
  39 #include "painterutils.h"
  40
  41 namespace The {
  42 QHash<QString, QAction*>* globalActions();
  43 }
  44
  45 static const QString recentKeywordsKey = "recentKeywords";
  46 static const QString recentChannelsKey = "recentChannels";
  47 static const int PADDING = 30;
  48
  49 SearchView::SearchView(QWidget *parent) : QWidget(parent) {
  50
  51     QFont biggerFont = FontUtils::big();
  52     QFont smallerFont = FontUtils::small();
  53
  54 #if defined(APP_MAC) | defined(APP_WIN)
  55     // speedup painting since we'll paint the whole background
  56     // by ourselves anyway in paintEvent()
  57     setAttribute(Qt::WA_OpaquePaintEvent);
  58 #endif
  59
  60     setAutoFillBackground(true);
  61
  62     QBoxLayout *mainLayout = new QVBoxLayout(this);
  63     mainLayout->setMargin(PADDING);
  64     mainLayout->setSpacing(0);
  65
  66     // hidden message widget
  67     message = new QLabel(this);
  68     message->hide();
  69     mainLayout->addWidget(message);
  70
  71     mainLayout->addStretch();
  72
  73     QBoxLayout *hLayout = new QHBoxLayout();
  74     hLayout->setAlignment(Qt::AlignCenter);
  75     mainLayout->addLayout(hLayout);
  76
  77     QLabel *logo = new QLabel(this);
  78     logo->setPixmap(QPixmap(":/images/app.png"));
  79     hLayout->addWidget(logo, 0, Qt::AlignTop);
  80     hLayout->addSpacing(PADDING);
  81
  82     QVBoxLayout *layout = new QVBoxLayout();
  83     layout->setAlignment(Qt::AlignCenter);
  84     hLayout->addLayout(layout);
  85
  86     QLabel *welcomeLabel =
  87             new QLabel("<h1 style='font-weight:100'>" +
  88                        tr("Welcome to <a href='%1'>%2</a>,")
  89                        // .replace("<a ", "<a style='color:palette(text)'")
  90                        .replace("<a ", "<a style='text-decoration:none; color:palette(text);font-weight:normal' ")
  91                        .arg(Constants::WEBSITE, Constants::NAME)
  92                        + "</h1>", this);
  93     welcomeLabel->setOpenExternalLinks(true);
  94     welcomeLabel->setProperty("heading", true);
  95 #ifdef APP_MAC
  96     QFont f = welcomeLabel->font();
  97     f.setFamily("Helvetica Neue");
  98     f.setStyleName("Thin");
  99     welcomeLabel->setFont(f);
 100 #elif APP_WIN
 101     QFont f = welcomeLabel->font();
 102     f.setFamily("Segoe UI Light");
 103     welcomeLabel->setFont(f);
 104 #endif
 105     layout->addWidget(welcomeLabel);
 106
 107     layout->addSpacing(PADDING / 2);
 108
 109     QBoxLayout *tipLayout = new QHBoxLayout();
 110     tipLayout->setSpacing(10);
 111
 112     //: "Enter", as in "type". The whole phrase says: "Enter a keyword to start watching videos"
 113     QLabel *tipLabel = new QLabel(tr("Enter"), this);
 114 #ifndef APP_MAC
 115     tipLabel->setFont(biggerFont);
 116 #endif
 117     tipLayout->addWidget(tipLabel);
 118
 119     typeCombo = new QComboBox(this);
 120     typeCombo->addItem(tr("a keyword"));
 121     typeCombo->addItem(tr("a channel"));
 122 #ifndef APP_MAC
 123     typeCombo->setFont(biggerFont);
 124 #endif
 125     connect(typeCombo, SIGNAL(currentIndexChanged(int)), SLOT(searchTypeChanged(int)));
 126     tipLayout->addWidget(typeCombo);
 127
 128     tipLabel = new QLabel(tr("to start watching videos."), this);
 129 #ifndef APP_MAC
 130     tipLabel->setFont(biggerFont);
 131 #endif
 132     tipLayout->addWidget(tipLabel);
 133     layout->addLayout(tipLayout);
 134
 135     layout->addSpacing(PADDING / 2);
 136
 137     QHBoxLayout *searchLayout = new QHBoxLayout();
 138     searchLayout->setAlignment(Qt::AlignVCenter);
 139
 140     queryEdit = new SearchLineEdit(this);
 141 #ifndef APP_MAC_SEARCHFIELD
 142     queryEdit->setFont(biggerFont);
 143 #endif
 144     connect(queryEdit, SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 145     connect(queryEdit, SIGNAL(textEdited(const QString &)), SLOT(textChanged(const QString &)));
 146     connect(queryEdit, SIGNAL(suggestionAccepted(Suggestion*)), SLOT(suggestionAccepted(Suggestion*)));
 147
 148     youtubeSuggest = new YTSuggester(this);
 149     channelSuggest = new ChannelSuggest(this);
 150     searchTypeChanged(0);
 151
 152     searchLayout->addWidget(queryEdit);
 153     searchLayout->addSpacing(10);
 154
 155     watchButton = new QPushButton(tr("Watch"), this);
 156     watchButton->setDefault(true);
 157     watchButton->setEnabled(false);
 158     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 159     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 160     searchLayout->addWidget(watchButton);
 161
 162     layout->addItem(searchLayout);
 163
 164     layout->addSpacing(PADDING / 2);
 165
 166     QHBoxLayout *otherLayout = new QHBoxLayout();
 167     otherLayout->setMargin(0);
 168     otherLayout->setSpacing(10);
 169
 170     recentKeywordsLayout = new QVBoxLayout();
 171     recentKeywordsLayout->setSpacing(5);
 172     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 173     recentKeywordsLabel = new QLabel(tr("Recent keywords").toUpper(), this);
 174     recentKeywordsLabel->setProperty("recentHeader", true);
 175     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 176     recentKeywordsLabel->hide();
 177     recentKeywordsLabel->setFont(smallerFont);
 178     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 179
 180     otherLayout->addLayout(recentKeywordsLayout);
 181
 182     // recent channels
 183     recentChannelsLayout = new QVBoxLayout();
 184     recentChannelsLayout->setSpacing(5);
 185     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 186     recentChannelsLabel = new QLabel(tr("Recent channels").toUpper(), this);
 187     recentChannelsLabel->setProperty("recentHeader", true);
 188     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 189     recentChannelsLabel->hide();
 190     recentChannelsLabel->setFont(smallerFont);
 191     recentChannelsLayout->addWidget(recentChannelsLabel);
 192
 193     otherLayout->addLayout(recentChannelsLayout);
 194
 195     layout->addLayout(otherLayout);
 196
 197     mainLayout->addStretch();
 198
 199 #ifdef APP_ACTIVATION
 200     if (!Activation::instance().isActivated())
 201         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 202 #endif
 203 }
 204
 205 void SearchView::appear() {
 206     setUpdatesEnabled(false);
 207     updateRecentKeywords();
 208     updateRecentChannels();
 209     queryEdit->selectAll();
 210     queryEdit->enableSuggest();
 211     setUpdatesEnabled(true);
 212
 213     MainWindow::instance()->showActionInStatusBar(The::globalActions()->value("definition"), true);
 214
 215     queryEdit->setFocus();
 216     QTimer::singleShot(100, queryEdit, SLOT(setFocus()));
 217 }
 218
 219 void SearchView::disappear() {
 220     MainWindow::instance()->showActionInStatusBar(The::globalActions()->value("definition"), false);
 221 }
 222
 223 void SearchView::updateRecentKeywords() {
 224
 225     // cleanup
 226     QLayoutItem *item;
 227     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 228         item->widget()->close();
 229         delete item;
 230     }
 231
 232     // load
 233     QSettings settings;
 234     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 235     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 236     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 237
 238     foreach (const QString &keyword, keywords) {
 239         QString link = keyword;
 240         QString display = keyword;
 241         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 242             int separator = keyword.indexOf("|");
 243             if (separator > 0 && separator + 1 < keyword.length()) {
 244                 link = keyword.left(separator);
 245                 display = keyword.mid(separator+1);
 246             }
 247         }
 248         bool needStatusTip = false;
 249         if (display.length() > 24) {
 250             display.truncate(24);
 251             display.append("...");
 252             needStatusTip = true;
 253         }
 254         QLabel *itemLabel = new QLabel("<a href=\"" + link
 255                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 256                                        + display + "</a>", this);
 257         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 258         itemLabel->setProperty("recentItem", true);
 259         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 260         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 261         // Make links navigable with the keyboard too
 262         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 263         if (needStatusTip)
 264             itemLabel->setStatusTip(link);
 265         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 266         recentKeywordsLayout->addWidget(itemLabel);
 267     }
 268
 269 }
 270
 271 void SearchView::updateRecentChannels() {
 272
 273     // cleanup
 274     QLayoutItem *item;
 275     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 276         item->widget()->close();
 277         delete item;
 278     }
 279
 280     // load
 281     QSettings settings;
 282     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 283     recentChannelsLabel->setVisible(!keywords.isEmpty());
 284     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 285
 286     foreach (const QString &keyword, keywords) {
 287         QString link = keyword;
 288         QString display = keyword;
 289         int separator = keyword.indexOf('|');
 290         if (separator > 0 && separator + 1 < keyword.length()) {
 291             link = keyword.left(separator);
 292             display = keyword.mid(separator+1);
 293         }
 294         QLabel *itemLabel = new QLabel("<a href=\"" + link
 295                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 296                                        + display + "</a>", this);
 297         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 298         itemLabel->setProperty("recentItem", true);
 299         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 300         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 301         // Make links navigable with the keyboard too
 302         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 303
 304         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 305         recentChannelsLayout->addWidget(itemLabel);
 306     }
 307
 308 }
 309
 310 void SearchView::watch() {
 311     QString query = queryEdit->text();
 312     watch(query);
 313 }
 314
 315 void SearchView::textChanged(const QString &text) {
 316     watchButton->setEnabled(!text.simplified().isEmpty());
 317 }
 318
 319 void SearchView::watch(const QString &query) {
 320     QString q = query.simplified();
 321
 322     // check for empty query
 323     if (q.length() == 0) {
 324         queryEdit->setFocus(Qt::OtherFocusReason);
 325         return;
 326     }
 327
 328     SearchParams *searchParams = new SearchParams();
 329     if (typeCombo->currentIndex() == 0)
 330         searchParams->setKeywords(q);
 331     else {
 332         // remove spaces from channel name
 333         q.remove(' ');
 334         searchParams->setChannelId(q);
 335         searchParams->setSortBy(SearchParams::SortByNewest);
 336     }
 337
 338     // go!
 339     emit search(searchParams);
 340 }
 341
 342 void SearchView::watchChannel(const QString &channelId) {
 343     if (channelId.length() == 0) {
 344         queryEdit->setFocus(Qt::OtherFocusReason);
 345         return;
 346     }
 347
 348     QString id = channelId;
 349
 350     // Fix old settings
 351     if (!id.startsWith("UC")) id = "UC" + id;
 352
 353     SearchParams *searchParams = new SearchParams();
 354     searchParams->setChannelId(id);
 355     searchParams->setSortBy(SearchParams::SortByNewest);
 356
 357     // go!
 358     emit search(searchParams);
 359 }
 360
 361 void SearchView::watchKeywords(const QString &query) {
 362     QString q = query.simplified();
 363
 364     // check for empty query
 365     if (query.length() == 0) {
 366         queryEdit->setFocus(Qt::OtherFocusReason);
 367         return;
 368     }
 369
 370     if (typeCombo->currentIndex() == 0) {
 371         queryEdit->setText(q);
 372         watchButton->setEnabled(true);
 373     }
 374
 375     SearchParams *searchParams = new SearchParams();
 376     searchParams->setKeywords(q);
 377
 378     // go!
 379     emit search(searchParams);
 380 }
 381
 382 void SearchView::paintEvent(QPaintEvent *event) {
 383     QWidget::paintEvent(event);
 384 #if defined(APP_MAC) | defined(APP_WIN)
 385     QBrush brush;
 386     if (window()->isActiveWindow()) {
 387         // brush = QBrush(QColor(0xdd, 0xe4, 0xeb));
 388         brush = Qt::white;
 389     } else {
 390         brush = palette().window();
 391     }
 392     QPainter painter(this);
 393     painter.fillRect(0, 0, width(), height(), brush);
 394     painter.end();
 395 #endif
 396 #ifdef APP_UBUNTU
 397     QStyleOption o;
 398     o.initFrom(this);
 399     QPainter p(this);
 400     style()->drawPrimitive(QStyle::PE_Widget, &o, &p, this);
 401 #endif
 402     // PainterUtils::topShadow(this);
 403 }
 404
 405 void SearchView::searchTypeChanged(int index) {
 406     if (index == 0) {
 407         queryEdit->setSuggester(youtubeSuggest);
 408     } else {
 409         queryEdit->setSuggester(channelSuggest);
 410     }
 411     queryEdit->selectAll();
 412     queryEdit->setFocus();
 413 }
 414
 415 void SearchView::suggestionAccepted(Suggestion *suggestion) {
 416     if (suggestion->type == QLatin1String("channel")) {
 417         watchChannel(suggestion->userData);
 418     } else watch(suggestion->value);
 419 }