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();
  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     mainLayout->addSpacing(PADDING);
  50
  51     QBoxLayout *hLayout = new QHBoxLayout();
  52     hLayout->setAlignment(Qt::AlignCenter);
  53     mainLayout->addLayout(hLayout);
  54
  55     QLabel *logo = new QLabel(this);
  56     logo->setPixmap(QPixmap(":/images/app.png"));
  57     hLayout->addWidget(logo, 0, Qt::AlignTop);
  58     hLayout->addSpacing(PADDING);
  59
  60     QVBoxLayout *layout = new QVBoxLayout();
  61     layout->setAlignment(Qt::AlignCenter);
  62     hLayout->addLayout(layout);
  63
  64     QLabel *welcomeLabel =
  65             new QLabel("<h1 style='font-weight:normal'>" +
  66                        tr("Welcome to <a href='%1'>%2</a>,")
  67                        // .replace("<a ", "<a style='color:palette(text)'")
  68                        .replace("<a href", "<a style='text-decoration:none; color:palette(text); font-weight:bold' href")
  69                        .arg(Constants::WEBSITE, Constants::NAME)
  70                        + "</h1>", this);
  71     welcomeLabel->setOpenExternalLinks(true);
  72     layout->addWidget(welcomeLabel);
  73
  74     layout->addSpacing(PADDING / 2);
  75
  76     QBoxLayout *tipLayout = new QHBoxLayout();
  77     tipLayout->setSpacing(10);
  78
  79     //: "Enter", as in "type". The whole phrase says: "Enter a keyword to start watching videos"
  80     QLabel *tipLabel = new QLabel(tr("Enter"), this);
  81     tipLabel->setFont(biggerFont);
  82     tipLayout->addWidget(tipLabel);
  83
  84     typeCombo = new QComboBox(this);
  85     typeCombo->addItem(tr("a keyword"));
  86     typeCombo->addItem(tr("a channel"));
  87     typeCombo->setFont(biggerFont);
  88     connect(typeCombo, SIGNAL(currentIndexChanged(int)), SLOT(searchTypeChanged(int)));
  89     tipLayout->addWidget(typeCombo);
  90
  91     tipLabel = new QLabel(tr("to start watching videos."), this);
  92     tipLabel->setFont(biggerFont);
  93     tipLayout->addWidget(tipLabel);
  94     layout->addLayout(tipLayout);
  95
  96     layout->addSpacing(PADDING / 2);
  97
  98     QHBoxLayout *searchLayout = new QHBoxLayout();
  99     searchLayout->setAlignment(Qt::AlignVCenter);
 100
 101     queryEdit = new SearchLineEdit(this);
 102     queryEdit->setFont(biggerFont);
 103     queryEdit->setMinimumWidth(queryEdit->fontInfo().pixelSize()*15);
 104     connect(queryEdit, SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 105     connect(queryEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 106     connect(queryEdit, SIGNAL(suggestionAccepted(const QString&)), SLOT(watch(const QString&)));
 107
 108     youtubeSuggest = new YTSuggester(this);
 109     channelSuggest = new ChannelSuggest(this);
 110     searchTypeChanged(0);
 111
 112     searchLayout->addWidget(queryEdit);
 113     searchLayout->addSpacing(10);
 114
 115     watchButton = new QPushButton(tr("Watch"), this);
 116     watchButton->setDefault(true);
 117     watchButton->setEnabled(false);
 118     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 119     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 120     searchLayout->addWidget(watchButton);
 121
 122     layout->addItem(searchLayout);
 123
 124     layout->addSpacing(PADDING / 2);
 125
 126     QHBoxLayout *otherLayout = new QHBoxLayout();
 127     otherLayout->setMargin(0);
 128     otherLayout->setSpacing(10);
 129
 130     recentKeywordsLayout = new QVBoxLayout();
 131     recentKeywordsLayout->setSpacing(5);
 132     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 133     recentKeywordsLabel = new QLabel(tr("Recent keywords").toUpper(), this);
 134     recentKeywordsLabel->setProperty("recentHeader", true);
 135     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 136     recentKeywordsLabel->hide();
 137     recentKeywordsLabel->setFont(smallerFont);
 138     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 139
 140     otherLayout->addLayout(recentKeywordsLayout);
 141
 142     // recent channels
 143     recentChannelsLayout = new QVBoxLayout();
 144     recentChannelsLayout->setSpacing(5);
 145     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 146     recentChannelsLabel = new QLabel(tr("Recent channels").toUpper(), this);
 147     recentChannelsLabel->setProperty("recentHeader", true);
 148     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 149     recentChannelsLabel->hide();
 150     recentChannelsLabel->setFont(smallerFont);
 151     recentChannelsLayout->addWidget(recentChannelsLabel);
 152
 153     otherLayout->addLayout(recentChannelsLayout);
 154
 155     layout->addLayout(otherLayout);
 156
 157     mainLayout->addSpacing(PADDING);
 158     mainLayout->addStretch();
 159
 160 #ifdef APP_ACTIVATION
 161     if (!Activation::instance().isActivated())
 162         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 163 #endif
 164
 165     setLayout(mainLayout);
 166
 167 }
 168
 169 void SearchView::appear() {
 170     updateRecentKeywords();
 171     updateRecentChannels();
 172     queryEdit->selectAll();
 173     queryEdit->enableSuggest();
 174     QTimer::singleShot(0, queryEdit, SLOT(setFocus()));
 175 }
 176
 177 void SearchView::updateRecentKeywords() {
 178
 179     // cleanup
 180     QLayoutItem *item;
 181     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 182         item->widget()->close();
 183         delete item;
 184     }
 185
 186     // load
 187     QSettings settings;
 188     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 189     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 190     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 191
 192     foreach (QString keyword, keywords) {
 193         QString link = keyword;
 194         QString display = keyword;
 195         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 196             int separator = keyword.indexOf("|");
 197             if (separator > 0 && separator + 1 < keyword.length()) {
 198                 link = keyword.left(separator);
 199                 display = keyword.mid(separator+1);
 200             }
 201         }
 202         bool needStatusTip = false;
 203         if (display.length() > 24) {
 204             display.truncate(24);
 205             display.append("...");
 206             needStatusTip = true;
 207         }
 208         QLabel *itemLabel = new QLabel("<a href=\"" + link
 209                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 210                                        + display + "</a>", this);
 211         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 212         itemLabel->setProperty("recentItem", true);
 213         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 214         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 215         // Make links navigable with the keyboard too
 216         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 217         if (needStatusTip)
 218             itemLabel->setStatusTip(link);
 219         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 220         recentKeywordsLayout->addWidget(itemLabel);
 221     }
 222
 223 }
 224
 225 void SearchView::updateRecentChannels() {
 226
 227     // cleanup
 228     QLayoutItem *item;
 229     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 230         item->widget()->close();
 231         delete item;
 232     }
 233
 234     // load
 235     QSettings settings;
 236     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 237     recentChannelsLabel->setVisible(!keywords.isEmpty());
 238     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 239
 240     foreach (QString keyword, keywords) {
 241         QString link = keyword;
 242         QString display = keyword;
 243         int separator = keyword.indexOf('|');
 244         if (separator > 0 && separator + 1 < keyword.length()) {
 245             link = keyword.left(separator);
 246             display = keyword.mid(separator+1);
 247         }
 248         QLabel *itemLabel = new QLabel("<a href=\"" + link
 249                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 250                                        + display + "</a>", this);
 251         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 252         itemLabel->setProperty("recentItem", true);
 253         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 254         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 255         // Make links navigable with the keyboard too
 256         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 257
 258         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 259         recentChannelsLayout->addWidget(itemLabel);
 260     }
 261
 262 }
 263
 264 void SearchView::watch() {
 265     QString query = queryEdit->text();
 266     watch(query);
 267 }
 268
 269 void SearchView::textChanged(const QString &text) {
 270     watchButton->setEnabled(!text.simplified().isEmpty());
 271 }
 272
 273 void SearchView::watch(QString query) {
 274
 275     query = query.simplified();
 276
 277     // check for empty query
 278     if (query.length() == 0) {
 279         queryEdit->setFocus(Qt::OtherFocusReason);
 280         return;
 281     }
 282
 283     SearchParams *searchParams = new SearchParams();
 284     if (typeCombo->currentIndex() == 0)
 285         searchParams->setKeywords(query);
 286     else {
 287         // remove spaces from channel name
 288         query = query.replace(" ", "");
 289         searchParams->setAuthor(query);
 290         searchParams->setSortBy(SearchParams::SortByNewest);
 291     }
 292
 293     // go!
 294     emit search(searchParams);
 295 }
 296
 297 void SearchView::watchChannel(QString channel) {
 298
 299     channel = channel.simplified();
 300
 301     // check for empty query
 302     if (channel.length() == 0) {
 303         queryEdit->setFocus(Qt::OtherFocusReason);
 304         return;
 305     }
 306
 307     // remove spaces from channel name
 308     channel = channel.remove(" ");
 309
 310     SearchParams *searchParams = new SearchParams();
 311     searchParams->setAuthor(channel);
 312     searchParams->setSortBy(SearchParams::SortByNewest);
 313
 314     // go!
 315     emit search(searchParams);
 316 }
 317
 318 void SearchView::watchKeywords(QString query) {
 319
 320     query = query.simplified();
 321
 322     // check for empty query
 323     if (query.length() == 0) {
 324         queryEdit->setFocus(Qt::OtherFocusReason);
 325         return;
 326     }
 327
 328     if (typeCombo->currentIndex() == 0) {
 329         queryEdit->setText(query);
 330         watchButton->setEnabled(true);
 331     }
 332
 333     SearchParams *searchParams = new SearchParams();
 334     searchParams->setKeywords(query);
 335
 336     // go!
 337     emit search(searchParams);
 338 }
 339
 340 void SearchView::paintEvent(QPaintEvent * /*event*/) {
 341     QPainter painter(this);
 342
 343 #if defined(APP_MAC) | defined(APP_WIN)
 344     QBrush brush;
 345     if (window()->isActiveWindow()) {
 346         brush = QBrush(QColor(0xdd, 0xe4, 0xeb));
 347     } else {
 348         brush = palette().window();
 349     }
 350     painter.fillRect(0, 0, width(), height(), brush);
 351 #endif
 352
 353     static QLinearGradient shadow;
 354     static const int shadowHeight = 10;
 355     if (shadow.stops().count() == 2) {
 356         shadow.setFinalStop(0, shadowHeight);
 357         const qreal initialOpacity = 96;
 358         for (qreal i = 0; i <= 1; i += 1.0/shadowHeight) {
 359             qreal opacity = qPow(initialOpacity, (1.0 - i)) - 1;
 360             shadow.setColorAt(i, QColor(0x00, 0x00, 0x00, opacity));
 361         }
 362     }
 363     QRect r = rect();
 364     painter.fillRect(r.x(), r.y(), r.width(), shadowHeight, QBrush(shadow));
 365 }
 366
 367 void SearchView::searchTypeChanged(int index) {
 368     if (index == 0) {
 369         queryEdit->setSuggester(youtubeSuggest);
 370     } else {
 371         queryEdit->setSuggester(channelSuggest);
 372     }
 373     queryEdit->selectAll();
 374     queryEdit->setFocus();
 375 }