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
  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::smallBold();
  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:"
  91                             #if defined(APP_UBUNTU) || defined(APP_WIN)
  92                                 "normal"
  93                             #else
  94                                 "bold"
  95                             #endif
  96                                 "' ")
  97                        .arg(Constants::WEBSITE, Constants::NAME)
  98                        + "</h1>", this);
  99     welcomeLabel->setOpenExternalLinks(true);
 100 #ifdef APP_WIN
 101     QFont f = welcomeLabel->font();
 102     f.setHintingPreference(QFont::PreferNoHinting);
 103     f.setFamily("Segoe UI Light");
 104     welcomeLabel->setFont(f);
 105 #endif
 106     layout->addWidget(welcomeLabel);
 107
 108     layout->addSpacing(PADDING / 2);
 109
 110     QBoxLayout *tipLayout = new QHBoxLayout();
 111     tipLayout->setSpacing(10);
 112
 113     //: "Enter", as in "type". The whole phrase says: "Enter a keyword to start watching videos"
 114     QLabel *tipLabel = new QLabel(tr("Enter"), this);
 115     tipLabel->setFont(biggerFont);
 116     tipLayout->addWidget(tipLabel);
 117
 118     typeCombo = new QComboBox(this);
 119     typeCombo->addItem(tr("a keyword"));
 120     typeCombo->addItem(tr("a channel"));
 121     typeCombo->setFont(biggerFont);
 122     connect(typeCombo, SIGNAL(currentIndexChanged(int)), SLOT(searchTypeChanged(int)));
 123     tipLayout->addWidget(typeCombo);
 124
 125     tipLabel = new QLabel(tr("to start watching videos."), this);
 126     tipLabel->setFont(biggerFont);
 127     tipLayout->addWidget(tipLabel);
 128     layout->addLayout(tipLayout);
 129
 130     layout->addSpacing(PADDING / 2);
 131
 132     QHBoxLayout *searchLayout = new QHBoxLayout();
 133     searchLayout->setAlignment(Qt::AlignVCenter);
 134
 135     queryEdit = new SearchLineEdit(this);
 136     queryEdit->setFont(biggerFont);
 137     queryEdit->setMinimumWidth(queryEdit->fontInfo().pixelSize()*15);
 138     connect(queryEdit, SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 139     connect(queryEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 140     connect(queryEdit, SIGNAL(suggestionAccepted(const QString&)), SLOT(watch(const QString&)));
 141
 142     youtubeSuggest = new YTSuggester(this);
 143     channelSuggest = new ChannelSuggest(this);
 144     searchTypeChanged(0);
 145
 146     searchLayout->addWidget(queryEdit);
 147     searchLayout->addSpacing(10);
 148
 149     watchButton = new QPushButton(tr("Watch"), this);
 150     watchButton->setDefault(true);
 151     watchButton->setEnabled(false);
 152     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 153     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 154     searchLayout->addWidget(watchButton);
 155
 156     layout->addItem(searchLayout);
 157
 158     layout->addSpacing(PADDING / 2);
 159
 160     QHBoxLayout *otherLayout = new QHBoxLayout();
 161     otherLayout->setMargin(0);
 162     otherLayout->setSpacing(10);
 163
 164     recentKeywordsLayout = new QVBoxLayout();
 165     recentKeywordsLayout->setSpacing(5);
 166     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 167     recentKeywordsLabel = new QLabel(tr("Recent keywords").toUpper(), this);
 168     recentKeywordsLabel->setProperty("recentHeader", true);
 169     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 170     recentKeywordsLabel->hide();
 171     recentKeywordsLabel->setFont(smallerFont);
 172     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 173
 174     otherLayout->addLayout(recentKeywordsLayout);
 175
 176     // recent channels
 177     recentChannelsLayout = new QVBoxLayout();
 178     recentChannelsLayout->setSpacing(5);
 179     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 180     recentChannelsLabel = new QLabel(tr("Recent channels").toUpper(), this);
 181     recentChannelsLabel->setProperty("recentHeader", true);
 182     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 183     recentChannelsLabel->hide();
 184     recentChannelsLabel->setFont(smallerFont);
 185     recentChannelsLayout->addWidget(recentChannelsLabel);
 186
 187     otherLayout->addLayout(recentChannelsLayout);
 188
 189     layout->addLayout(otherLayout);
 190
 191     mainLayout->addStretch();
 192
 193 #ifdef APP_ACTIVATION
 194     if (!Activation::instance().isActivated())
 195         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 196 #endif
 197 }
 198
 199 void SearchView::appear() {
 200     updateRecentKeywords();
 201     updateRecentChannels();
 202     queryEdit->selectAll();
 203     queryEdit->enableSuggest();
 204     QTimer::singleShot(0, queryEdit, SLOT(setFocus()));
 205 }
 206
 207 void SearchView::updateRecentKeywords() {
 208
 209     // cleanup
 210     QLayoutItem *item;
 211     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 212         item->widget()->close();
 213         delete item;
 214     }
 215
 216     // load
 217     QSettings settings;
 218     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 219     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 220     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 221
 222     foreach (QString keyword, keywords) {
 223         QString link = keyword;
 224         QString display = keyword;
 225         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 226             int separator = keyword.indexOf("|");
 227             if (separator > 0 && separator + 1 < keyword.length()) {
 228                 link = keyword.left(separator);
 229                 display = keyword.mid(separator+1);
 230             }
 231         }
 232         bool needStatusTip = false;
 233         if (display.length() > 24) {
 234             display.truncate(24);
 235             display.append("...");
 236             needStatusTip = true;
 237         }
 238         QLabel *itemLabel = new QLabel("<a href=\"" + link
 239                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 240                                        + display + "</a>", this);
 241         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 242         itemLabel->setProperty("recentItem", true);
 243         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 244         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 245         // Make links navigable with the keyboard too
 246         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 247         if (needStatusTip)
 248             itemLabel->setStatusTip(link);
 249         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 250         recentKeywordsLayout->addWidget(itemLabel);
 251     }
 252
 253 }
 254
 255 void SearchView::updateRecentChannels() {
 256
 257     // cleanup
 258     QLayoutItem *item;
 259     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 260         item->widget()->close();
 261         delete item;
 262     }
 263
 264     // load
 265     QSettings settings;
 266     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 267     recentChannelsLabel->setVisible(!keywords.isEmpty());
 268     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 269
 270     foreach (QString keyword, keywords) {
 271         QString link = keyword;
 272         QString display = keyword;
 273         int separator = keyword.indexOf('|');
 274         if (separator > 0 && separator + 1 < keyword.length()) {
 275             link = keyword.left(separator);
 276             display = keyword.mid(separator+1);
 277         }
 278         QLabel *itemLabel = new QLabel("<a href=\"" + link
 279                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 280                                        + display + "</a>", this);
 281         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 282         itemLabel->setProperty("recentItem", true);
 283         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 284         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 285         // Make links navigable with the keyboard too
 286         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 287
 288         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 289         recentChannelsLayout->addWidget(itemLabel);
 290     }
 291
 292 }
 293
 294 void SearchView::watch() {
 295     QString query = queryEdit->text();
 296     watch(query);
 297 }
 298
 299 void SearchView::textChanged(const QString &text) {
 300     watchButton->setEnabled(!text.simplified().isEmpty());
 301 }
 302
 303 void SearchView::watch(QString query) {
 304
 305     query = query.simplified();
 306
 307     // check for empty query
 308     if (query.length() == 0) {
 309         queryEdit->setFocus(Qt::OtherFocusReason);
 310         return;
 311     }
 312
 313     SearchParams *searchParams = new SearchParams();
 314     if (typeCombo->currentIndex() == 0)
 315         searchParams->setKeywords(query);
 316     else {
 317         // remove spaces from channel name
 318         query = query.simplified();
 319         searchParams->setAuthor(query);
 320         searchParams->setSortBy(SearchParams::SortByNewest);
 321     }
 322
 323     // go!
 324     emit search(searchParams);
 325 }
 326
 327 void SearchView::watchChannel(QString channel) {
 328
 329     channel = channel.simplified();
 330
 331     // check for empty query
 332     if (channel.length() == 0) {
 333         queryEdit->setFocus(Qt::OtherFocusReason);
 334         return;
 335     }
 336
 337     // remove spaces from channel name
 338     channel = channel.remove(" ");
 339
 340     SearchParams *searchParams = new SearchParams();
 341     searchParams->setAuthor(channel);
 342     searchParams->setSortBy(SearchParams::SortByNewest);
 343
 344     // go!
 345     emit search(searchParams);
 346 }
 347
 348 void SearchView::watchKeywords(QString query) {
 349
 350     query = query.simplified();
 351
 352     // check for empty query
 353     if (query.length() == 0) {
 354         queryEdit->setFocus(Qt::OtherFocusReason);
 355         return;
 356     }
 357
 358     if (typeCombo->currentIndex() == 0) {
 359         queryEdit->setText(query);
 360         watchButton->setEnabled(true);
 361     }
 362
 363     SearchParams *searchParams = new SearchParams();
 364     searchParams->setKeywords(query);
 365
 366     // go!
 367     emit search(searchParams);
 368 }
 369
 370 void SearchView::paintEvent(QPaintEvent *event) {
 371     QWidget::paintEvent(event);
 372 #if defined(APP_MAC) | defined(APP_WIN)
 373     QBrush brush;
 374     if (window()->isActiveWindow()) {
 375         brush = QBrush(QColor(0xdd, 0xe4, 0xeb));
 376     } else {
 377         brush = palette().window();
 378     }
 379     QPainter painter(this);
 380     painter.fillRect(0, 0, width(), height(), brush);
 381     painter.end();
 382 #endif
 383 #ifdef APP_UBUNTU
 384     QStyleOption o;
 385     o.initFrom(this);
 386     QPainter p(this);
 387     style()->drawPrimitive(QStyle::PE_Widget, &o, &p, this);
 388 #endif
 389     PainterUtils::topShadow(this);
 390 }
 391
 392 void SearchView::searchTypeChanged(int index) {
 393     if (index == 0) {
 394         queryEdit->setSuggester(youtubeSuggest);
 395     } else {
 396         queryEdit->setSuggester(channelSuggest);
 397     }
 398     queryEdit->selectAll();
 399     queryEdit->setFocus();
 400 }