git.sur5r.net Git - minitube/blob - 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                                 "normal"
  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 #ifndef APP_MAC
 137     queryEdit->setFont(biggerFont);
 138 #endif
 139     connect(queryEdit, SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 140     connect(queryEdit, SIGNAL(textEdited(const QString &)), SLOT(textChanged(const QString &)));
 141     connect(queryEdit, SIGNAL(suggestionAccepted(Suggestion*)), SLOT(suggestionAccepted(Suggestion*)));
 142
 143     youtubeSuggest = new YTSuggester(this);
 144     channelSuggest = new ChannelSuggest(this);
 145     searchTypeChanged(0);
 146
 147     searchLayout->addWidget(queryEdit);
 148     searchLayout->addSpacing(10);
 149
 150     watchButton = new QPushButton(tr("Watch"), this);
 151     watchButton->setDefault(true);
 152     watchButton->setEnabled(false);
 153     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 154     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 155     searchLayout->addWidget(watchButton);
 156
 157     layout->addItem(searchLayout);
 158
 159     layout->addSpacing(PADDING / 2);
 160
 161     QHBoxLayout *otherLayout = new QHBoxLayout();
 162     otherLayout->setMargin(0);
 163     otherLayout->setSpacing(10);
 164
 165     recentKeywordsLayout = new QVBoxLayout();
 166     recentKeywordsLayout->setSpacing(5);
 167     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 168     recentKeywordsLabel = new QLabel(tr("Recent keywords").toUpper(), this);
 169     recentKeywordsLabel->setProperty("recentHeader", true);
 170     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 171     recentKeywordsLabel->hide();
 172     recentKeywordsLabel->setFont(smallerFont);
 173     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 174
 175     otherLayout->addLayout(recentKeywordsLayout);
 176
 177     // recent channels
 178     recentChannelsLayout = new QVBoxLayout();
 179     recentChannelsLayout->setSpacing(5);
 180     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 181     recentChannelsLabel = new QLabel(tr("Recent channels").toUpper(), this);
 182     recentChannelsLabel->setProperty("recentHeader", true);
 183     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 184     recentChannelsLabel->hide();
 185     recentChannelsLabel->setFont(smallerFont);
 186     recentChannelsLayout->addWidget(recentChannelsLabel);
 187
 188     otherLayout->addLayout(recentChannelsLayout);
 189
 190     layout->addLayout(otherLayout);
 191
 192     mainLayout->addStretch();
 193
 194 #ifdef APP_ACTIVATION
 195     if (!Activation::instance().isActivated())
 196         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 197 #endif
 198 }
 199
 200 void SearchView::appear() {
 201     setUpdatesEnabled(false);
 202     updateRecentKeywords();
 203     updateRecentChannels();
 204     queryEdit->selectAll();
 205     queryEdit->enableSuggest();
 206     if (!queryEdit->hasFocus())
 207         QTimer::singleShot(10, queryEdit, SLOT(setFocus()));
 208     setUpdatesEnabled(true);
 209 }
 210
 211 void SearchView::updateRecentKeywords() {
 212
 213     // cleanup
 214     QLayoutItem *item;
 215     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 216         item->widget()->close();
 217         delete item;
 218     }
 219
 220     // load
 221     QSettings settings;
 222     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 223     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 224     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 225
 226     foreach (const QString &keyword, keywords) {
 227         QString link = keyword;
 228         QString display = keyword;
 229         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 230             int separator = keyword.indexOf("|");
 231             if (separator > 0 && separator + 1 < keyword.length()) {
 232                 link = keyword.left(separator);
 233                 display = keyword.mid(separator+1);
 234             }
 235         }
 236         bool needStatusTip = false;
 237         if (display.length() > 24) {
 238             display.truncate(24);
 239             display.append("...");
 240             needStatusTip = true;
 241         }
 242         QLabel *itemLabel = new QLabel("<a href=\"" + link
 243                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 244                                        + display + "</a>", this);
 245         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 246         itemLabel->setProperty("recentItem", true);
 247         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 248         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 249         // Make links navigable with the keyboard too
 250         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 251         if (needStatusTip)
 252             itemLabel->setStatusTip(link);
 253         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 254         recentKeywordsLayout->addWidget(itemLabel);
 255     }
 256
 257 }
 258
 259 void SearchView::updateRecentChannels() {
 260
 261     // cleanup
 262     QLayoutItem *item;
 263     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 264         item->widget()->close();
 265         delete item;
 266     }
 267
 268     // load
 269     QSettings settings;
 270     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 271     recentChannelsLabel->setVisible(!keywords.isEmpty());
 272     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 273
 274     foreach (const QString &keyword, keywords) {
 275         QString link = keyword;
 276         QString display = keyword;
 277         int separator = keyword.indexOf('|');
 278         if (separator > 0 && separator + 1 < keyword.length()) {
 279             link = keyword.left(separator);
 280             display = keyword.mid(separator+1);
 281         }
 282         QLabel *itemLabel = new QLabel("<a href=\"" + link
 283                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 284                                        + display + "</a>", this);
 285         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 286         itemLabel->setProperty("recentItem", true);
 287         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 288         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 289         // Make links navigable with the keyboard too
 290         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 291
 292         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 293         recentChannelsLayout->addWidget(itemLabel);
 294     }
 295
 296 }
 297
 298 void SearchView::watch() {
 299     QString query = queryEdit->text();
 300     watch(query);
 301 }
 302
 303 void SearchView::textChanged(const QString &text) {
 304     watchButton->setEnabled(!text.simplified().isEmpty());
 305 }
 306
 307 void SearchView::watch(const QString &query) {
 308     QString q = query.simplified();
 309
 310     // check for empty query
 311     if (q.length() == 0) {
 312         queryEdit->setFocus(Qt::OtherFocusReason);
 313         return;
 314     }
 315
 316     SearchParams *searchParams = new SearchParams();
 317     if (typeCombo->currentIndex() == 0)
 318         searchParams->setKeywords(q);
 319     else {
 320         // remove spaces from channel name
 321         q.remove(' ');
 322         searchParams->setChannelId(q);
 323         searchParams->setSortBy(SearchParams::SortByNewest);
 324     }
 325
 326     // go!
 327     emit search(searchParams);
 328 }
 329
 330 void SearchView::watchChannel(const QString &channelId) {
 331     if (channelId.length() == 0) {
 332         queryEdit->setFocus(Qt::OtherFocusReason);
 333         return;
 334     }
 335
 336     QString id = channelId;
 337
 338     // Fix old settings
 339     if (!id.startsWith("UC")) id = "UC" + id;
 340
 341     SearchParams *searchParams = new SearchParams();
 342     searchParams->setChannelId(id);
 343     searchParams->setSortBy(SearchParams::SortByNewest);
 344
 345     // go!
 346     emit search(searchParams);
 347 }
 348
 349 void SearchView::watchKeywords(const QString &query) {
 350     QString q = 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(q);
 360         watchButton->setEnabled(true);
 361     }
 362
 363     SearchParams *searchParams = new SearchParams();
 364     searchParams->setKeywords(q);
 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 }
 401
 402 void SearchView::suggestionAccepted(Suggestion *suggestion) {
 403     if (suggestion->type == QLatin1String("channel")) {
 404         watchChannel(suggestion->userData);
 405     } else watch(suggestion->value);
 406 }