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

   1 #include "searchview.h"
   2 #include "constants.h"
   3 #include "fontutils.h"
   4 #include "searchparams.h"
   5 #include "ytsuggester.h"
   6 #include "channelsuggest.h"
   7 #ifdef APP_MAC
   8 #include "searchlineedit_mac.h"
   9 #else
  10 #include "searchlineedit.h"
  11 #endif
  12 #ifndef Q_WS_X11
  13 #include "extra.h"
  14 #endif
  15 #ifdef APP_ACTIVATION
  16 #include "activation.h"
  17 #endif
  18 #include "mainwindow.h"
  19
  20 namespace The {
  21 QHash<QString, QAction*>* globalActions();
  22 }
  23
  24 static const QString recentKeywordsKey = "recentKeywords";
  25 static const QString recentChannelsKey = "recentChannels";
  26 static const int PADDING = 30;
  27
  28 SearchView::SearchView(QWidget *parent) : QWidget(parent) {
  29
  30     QFont biggerFont = FontUtils::big();
  31     QFont smallerFont = FontUtils::smallBold();
  32
  33 #if defined(APP_MAC) | defined(APP_WIN)
  34     // speedup painting since we'll paint the whole background
  35     // by ourselves anyway in paintEvent()
  36     setAttribute(Qt::WA_OpaquePaintEvent);
  37 #endif
  38
  39     QBoxLayout *mainLayout = new QVBoxLayout(this);
  40     mainLayout->setMargin(PADDING);
  41     mainLayout->setSpacing(0);
  42
  43     // hidden message widget
  44     message = new QLabel(this);
  45     message->hide();
  46     mainLayout->addWidget(message);
  47
  48     mainLayout->addStretch();
  49
  50     QBoxLayout *hLayout = new QHBoxLayout();
  51     hLayout->setAlignment(Qt::AlignCenter);
  52     mainLayout->addLayout(hLayout);
  53
  54     QLabel *logo = new QLabel(this);
  55     logo->setPixmap(QPixmap(":/images/app.png"));
  56     hLayout->addWidget(logo, 0, Qt::AlignTop);
  57     hLayout->addSpacing(PADDING);
  58
  59     QVBoxLayout *layout = new QVBoxLayout();
  60     layout->setAlignment(Qt::AlignCenter);
  61     hLayout->addLayout(layout);
  62
  63     QLabel *welcomeLabel =
  64             new QLabel("<h1 style='font-weight:normal'>" +
  65                        tr("Welcome to <a href='%1'>%2</a>,")
  66                        // .replace("<a ", "<a style='color:palette(text)'")
  67                        .replace("<a href", "<a style='text-decoration:none; color:palette(text); font-weight:bold' href")
  68                        .arg(Constants::WEBSITE, Constants::NAME)
  69                        + "</h1>", this);
  70     welcomeLabel->setOpenExternalLinks(true);
  71     layout->addWidget(welcomeLabel);
  72
  73     layout->addSpacing(PADDING / 2);
  74
  75     QBoxLayout *tipLayout = new QHBoxLayout();
  76     tipLayout->setSpacing(10);
  77
  78     //: "Enter", as in "type". The whole phrase says: "Enter a keyword to start watching videos"
  79     QLabel *tipLabel = new QLabel(tr("Enter"), this);
  80     tipLabel->setFont(biggerFont);
  81     tipLayout->addWidget(tipLabel);
  82
  83     typeCombo = new QComboBox(this);
  84     typeCombo->addItem(tr("a keyword"));
  85     typeCombo->addItem(tr("a channel"));
  86     typeCombo->setFont(biggerFont);
  87     connect(typeCombo, SIGNAL(currentIndexChanged(int)), SLOT(searchTypeChanged(int)));
  88     tipLayout->addWidget(typeCombo);
  89
  90     tipLabel = new QLabel(tr("to start watching videos."), this);
  91     tipLabel->setFont(biggerFont);
  92     tipLayout->addWidget(tipLabel);
  93     layout->addLayout(tipLayout);
  94
  95     layout->addSpacing(PADDING / 2);
  96
  97     QHBoxLayout *searchLayout = new QHBoxLayout();
  98     searchLayout->setAlignment(Qt::AlignVCenter);
  99
 100     queryEdit = new SearchLineEdit(this);
 101     queryEdit->setFont(biggerFont);
 102     queryEdit->setMinimumWidth(queryEdit->fontInfo().pixelSize()*15);
 103     connect(queryEdit, SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 104     connect(queryEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 105     connect(queryEdit, SIGNAL(suggestionAccepted(const QString&)), SLOT(watch(const QString&)));
 106
 107     youtubeSuggest = new YTSuggester(this);
 108     channelSuggest = new ChannelSuggest(this);
 109     searchTypeChanged(0);
 110
 111     searchLayout->addWidget(queryEdit);
 112     searchLayout->addSpacing(10);
 113
 114     watchButton = new QPushButton(tr("Watch"), this);
 115     watchButton->setDefault(true);
 116     watchButton->setEnabled(false);
 117     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 118     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 119     searchLayout->addWidget(watchButton);
 120
 121     layout->addItem(searchLayout);
 122
 123     layout->addSpacing(PADDING / 2);
 124
 125     QHBoxLayout *otherLayout = new QHBoxLayout();
 126     otherLayout->setMargin(0);
 127     otherLayout->setSpacing(10);
 128
 129     recentKeywordsLayout = new QVBoxLayout();
 130     recentKeywordsLayout->setSpacing(5);
 131     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 132     recentKeywordsLabel = new QLabel(tr("Recent keywords").toUpper(), this);
 133     recentKeywordsLabel->setProperty("recentHeader", true);
 134     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 135     recentKeywordsLabel->hide();
 136     recentKeywordsLabel->setFont(smallerFont);
 137     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 138
 139     otherLayout->addLayout(recentKeywordsLayout);
 140
 141     // recent channels
 142     recentChannelsLayout = new QVBoxLayout();
 143     recentChannelsLayout->setSpacing(5);
 144     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 145     recentChannelsLabel = new QLabel(tr("Recent channels").toUpper(), this);
 146     recentChannelsLabel->setProperty("recentHeader", true);
 147     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 148     recentChannelsLabel->hide();
 149     recentChannelsLabel->setFont(smallerFont);
 150     recentChannelsLayout->addWidget(recentChannelsLabel);
 151
 152     otherLayout->addLayout(recentChannelsLayout);
 153
 154     layout->addLayout(otherLayout);
 155
 156     mainLayout->addStretch();
 157
 158 #ifdef APP_ACTIVATION
 159     if (!Activation::instance().isActivated())
 160         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 161 #endif
 162 }
 163
 164 void SearchView::appear() {
 165     updateRecentKeywords();
 166     updateRecentChannels();
 167     queryEdit->selectAll();
 168     queryEdit->enableSuggest();
 169     QTimer::singleShot(0, queryEdit, SLOT(setFocus()));
 170 }
 171
 172 void SearchView::updateRecentKeywords() {
 173
 174     // cleanup
 175     QLayoutItem *item;
 176     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 177         item->widget()->close();
 178         delete item;
 179     }
 180
 181     // load
 182     QSettings settings;
 183     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 184     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 185     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 186
 187     foreach (QString keyword, keywords) {
 188         QString link = keyword;
 189         QString display = keyword;
 190         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 191             int separator = keyword.indexOf("|");
 192             if (separator > 0 && separator + 1 < keyword.length()) {
 193                 link = keyword.left(separator);
 194                 display = keyword.mid(separator+1);
 195             }
 196         }
 197         bool needStatusTip = false;
 198         if (display.length() > 24) {
 199             display.truncate(24);
 200             display.append("...");
 201             needStatusTip = true;
 202         }
 203         QLabel *itemLabel = new QLabel("<a href=\"" + link
 204                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 205                                        + display + "</a>", this);
 206         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 207         itemLabel->setProperty("recentItem", true);
 208         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 209         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 210         // Make links navigable with the keyboard too
 211         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 212         if (needStatusTip)
 213             itemLabel->setStatusTip(link);
 214         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 215         recentKeywordsLayout->addWidget(itemLabel);
 216     }
 217
 218 }
 219
 220 void SearchView::updateRecentChannels() {
 221
 222     // cleanup
 223     QLayoutItem *item;
 224     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 225         item->widget()->close();
 226         delete item;
 227     }
 228
 229     // load
 230     QSettings settings;
 231     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 232     recentChannelsLabel->setVisible(!keywords.isEmpty());
 233     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 234
 235     foreach (QString keyword, keywords) {
 236         QString link = keyword;
 237         QString display = keyword;
 238         int separator = keyword.indexOf('|');
 239         if (separator > 0 && separator + 1 < keyword.length()) {
 240             link = keyword.left(separator);
 241             display = keyword.mid(separator+1);
 242         }
 243         QLabel *itemLabel = new QLabel("<a href=\"" + link
 244                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 245                                        + display + "</a>", this);
 246         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 247         itemLabel->setProperty("recentItem", true);
 248         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 249         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 250         // Make links navigable with the keyboard too
 251         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 252
 253         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 254         recentChannelsLayout->addWidget(itemLabel);
 255     }
 256
 257 }
 258
 259 void SearchView::watch() {
 260     QString query = queryEdit->text();
 261     watch(query);
 262 }
 263
 264 void SearchView::textChanged(const QString &text) {
 265     watchButton->setEnabled(!text.simplified().isEmpty());
 266 }
 267
 268 void SearchView::watch(QString query) {
 269
 270     query = query.simplified();
 271
 272     // check for empty query
 273     if (query.length() == 0) {
 274         queryEdit->setFocus(Qt::OtherFocusReason);
 275         return;
 276     }
 277
 278     SearchParams *searchParams = new SearchParams();
 279     if (typeCombo->currentIndex() == 0)
 280         searchParams->setKeywords(query);
 281     else {
 282         // remove spaces from channel name
 283         query = query.replace(" ", "");
 284         searchParams->setAuthor(query);
 285         searchParams->setSortBy(SearchParams::SortByNewest);
 286     }
 287
 288     // go!
 289     emit search(searchParams);
 290 }
 291
 292 void SearchView::watchChannel(QString channel) {
 293
 294     channel = channel.simplified();
 295
 296     // check for empty query
 297     if (channel.length() == 0) {
 298         queryEdit->setFocus(Qt::OtherFocusReason);
 299         return;
 300     }
 301
 302     // remove spaces from channel name
 303     channel = channel.remove(" ");
 304
 305     SearchParams *searchParams = new SearchParams();
 306     searchParams->setAuthor(channel);
 307     searchParams->setSortBy(SearchParams::SortByNewest);
 308
 309     // go!
 310     emit search(searchParams);
 311 }
 312
 313 void SearchView::watchKeywords(QString query) {
 314
 315     query = query.simplified();
 316
 317     // check for empty query
 318     if (query.length() == 0) {
 319         queryEdit->setFocus(Qt::OtherFocusReason);
 320         return;
 321     }
 322
 323     if (typeCombo->currentIndex() == 0) {
 324         queryEdit->setText(query);
 325         watchButton->setEnabled(true);
 326     }
 327
 328     SearchParams *searchParams = new SearchParams();
 329     searchParams->setKeywords(query);
 330
 331     // go!
 332     emit search(searchParams);
 333 }
 334
 335 void SearchView::paintEvent(QPaintEvent * /*event*/) {
 336     QPainter painter(this);
 337
 338 #if defined(APP_MAC) | defined(APP_WIN)
 339     QBrush brush;
 340     if (window()->isActiveWindow()) {
 341         brush = QBrush(QColor(0xdd, 0xe4, 0xeb));
 342     } else {
 343         brush = palette().window();
 344     }
 345     painter.fillRect(0, 0, width(), height(), brush);
 346 #endif
 347
 348     static QLinearGradient shadow;
 349     static const int shadowHeight = 10;
 350     if (shadow.stops().count() == 2) {
 351         shadow.setFinalStop(0, shadowHeight);
 352         const qreal initialOpacity = 96;
 353         for (qreal i = 0; i <= 1; i += 1.0/shadowHeight) {
 354             qreal opacity = qPow(initialOpacity, (1.0 - i)) - 1;
 355             shadow.setColorAt(i, QColor(0x00, 0x00, 0x00, opacity));
 356         }
 357     }
 358     QRect r = rect();
 359     painter.fillRect(r.x(), r.y(), r.width(), shadowHeight, QBrush(shadow));
 360 }
 361
 362 void SearchView::searchTypeChanged(int index) {
 363     if (index == 0) {
 364         queryEdit->setSuggester(youtubeSuggest);
 365     } else {
 366         queryEdit->setSuggester(channelSuggest);
 367     }
 368     queryEdit->selectAll();
 369     queryEdit->setFocus();
 370 }