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 #include "iconutils.h"
  41
  42 namespace The {
  43 QHash<QString, QAction*>* globalActions();
  44 }
  45
  46 static const QString recentKeywordsKey = "recentKeywords";
  47 static const QString recentChannelsKey = "recentChannels";
  48 static const int PADDING = 30;
  49
  50 SearchView::SearchView(QWidget *parent) : View(parent) {
  51
  52 #if defined(APP_MAC) | defined(APP_WIN)
  53     // speedup painting since we'll paint the whole background
  54     // by ourselves anyway in paintEvent()
  55     setAttribute(Qt::WA_OpaquePaintEvent);
  56 #endif
  57
  58     QBoxLayout *mainLayout = new QVBoxLayout(this);
  59     mainLayout->setMargin(PADDING);
  60     mainLayout->setSpacing(0);
  61
  62     // hidden message widget
  63     message = new QLabel(this);
  64     message->hide();
  65     mainLayout->addWidget(message);
  66
  67     mainLayout->addStretch();
  68
  69     QBoxLayout *hLayout = new QHBoxLayout();
  70     hLayout->setAlignment(Qt::AlignCenter);
  71     mainLayout->addLayout(hLayout);
  72
  73     QLabel *logo = new QLabel(this);
  74     logo->setPixmap(IconUtils::pixmap(":/images/app.png"));
  75     hLayout->addWidget(logo, 0, Qt::AlignTop);
  76     hLayout->addSpacing(PADDING);
  77
  78     QVBoxLayout *layout = new QVBoxLayout();
  79     layout->setAlignment(Qt::AlignCenter);
  80     hLayout->addLayout(layout);
  81
  82     QLabel *welcomeLabel =
  83             new QLabel("<h1 style='font-weight:100'>" +
  84                        tr("Welcome to <a href='%1'>%2</a>,")
  85                        // .replace("<a ", "<a style='color:palette(text)'")
  86                        .replace("<a ", "<a style='text-decoration:none; color:palette(text);font-weight:normal' ")
  87                        .arg(Constants::WEBSITE, Constants::NAME)
  88                        + "</h1>", this);
  89     welcomeLabel->setOpenExternalLinks(true);
  90     welcomeLabel->setProperty("heading", true);
  91 #ifdef APP_MAC
  92     QFont f = welcomeLabel->font();
  93     f.setFamily("Helvetica Neue");
  94     f.setStyleName("Thin");
  95     welcomeLabel->setFont(f);
  96 #elif APP_WIN
  97     QFont f = welcomeLabel->font();
  98     f.setFamily("Segoe UI Light");
  99     welcomeLabel->setFont(f);
 100 #endif
 101     layout->addWidget(welcomeLabel);
 102
 103     layout->addSpacing(PADDING / 2);
 104
 105     QBoxLayout *tipLayout = new QHBoxLayout();
 106     tipLayout->setSpacing(10);
 107
 108 #ifndef APP_MAC
 109     const QFont &biggerFont = FontUtils::big();
 110 #endif
 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 #ifdef APP_MAC_SEARCHFIELD
 141     queryEdit = new SearchLineEditMac(this);
 142 #else
 143     queryEdit = new SearchLineEdit(this);
 144     queryEdit->toWidget()->setFont(biggerFont);
 145 #endif
 146
 147     qDebug() << "queryEdit->toWidget()" << (queryEdit->toWidget() == 0) << queryEdit->toWidget();
 148     connect(queryEdit->toWidget(), SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 149     connect(queryEdit->toWidget(), SIGNAL(textEdited(const QString &)), SLOT(textChanged(const QString &)));
 150     connect(queryEdit->toWidget(), SIGNAL(suggestionAccepted(Suggestion*)), SLOT(suggestionAccepted(Suggestion*)));
 151
 152     youtubeSuggest = new YTSuggester(this);
 153     channelSuggest = new ChannelSuggest(this);
 154     searchTypeChanged(0);
 155
 156     searchLayout->addWidget(queryEdit->toWidget());
 157     searchLayout->addSpacing(10);
 158
 159     watchButton = new QPushButton(tr("Watch"), this);
 160     watchButton->setDefault(true);
 161     watchButton->setEnabled(false);
 162     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 163     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 164     searchLayout->addWidget(watchButton);
 165
 166     layout->addItem(searchLayout);
 167
 168     layout->addSpacing(PADDING / 2);
 169
 170     QHBoxLayout *otherLayout = new QHBoxLayout();
 171     otherLayout->setMargin(0);
 172     otherLayout->setSpacing(10);
 173
 174     recentKeywordsLayout = new QVBoxLayout();
 175     recentKeywordsLayout->setSpacing(5);
 176     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 177     recentKeywordsLabel = new QLabel(tr("Recent keywords"), this);
 178     recentKeywordsLabel->setProperty("recentHeader", true);
 179     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 180     recentKeywordsLabel->hide();
 181     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 182
 183     otherLayout->addLayout(recentKeywordsLayout);
 184
 185     // recent channels
 186     recentChannelsLayout = new QVBoxLayout();
 187     recentChannelsLayout->setSpacing(5);
 188     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 189     recentChannelsLabel = new QLabel(tr("Recent channels"), this);
 190     recentChannelsLabel->setProperty("recentHeader", true);
 191     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 192     recentChannelsLabel->hide();
 193     recentChannelsLayout->addWidget(recentChannelsLabel);
 194
 195     otherLayout->addLayout(recentChannelsLayout);
 196
 197     layout->addLayout(otherLayout);
 198
 199     mainLayout->addStretch();
 200
 201 #ifdef APP_ACTIVATION
 202     if (!Activation::instance().isActivated())
 203         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 204 #endif
 205 }
 206
 207 void SearchView::appear() {
 208     MainWindow::instance()->showActionInStatusBar(The::globalActions()->value("definition"), true);
 209
 210     updateRecentKeywords();
 211     updateRecentChannels();
 212     queryEdit->selectAll();
 213     queryEdit->enableSuggest();
 214
 215     if (!queryEdit->toWidget()->hasFocus()) queryEdit->toWidget()->setFocus();
 216 }
 217
 218 void SearchView::disappear() {
 219     MainWindow::instance()->showActionInStatusBar(The::globalActions()->value("definition"), false);
 220 }
 221
 222 void SearchView::updateRecentKeywords() {
 223     // load
 224     QSettings settings;
 225     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 226     if (keywords == recentKeywords) return;
 227     recentKeywords = keywords;
 228
 229     // cleanup
 230     QLayoutItem *item;
 231     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 232         item->widget()->close();
 233         delete item;
 234     }
 235
 236     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 237     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 238
 239     foreach (const QString &keyword, keywords) {
 240         QString link = keyword;
 241         QString display = keyword;
 242         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 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         }
 249         bool needStatusTip = false;
 250         if (display.length() > 24) {
 251             display.truncate(24);
 252             display.append("...");
 253             needStatusTip = true;
 254         }
 255         QLabel *itemLabel = new QLabel("<a href=\"" + link
 256                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 257                                        + display + "</a>", this);
 258         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 259         itemLabel->setProperty("recentItem", true);
 260         itemLabel->setMaximumWidth(queryEdit->toWidget()->width() + watchButton->width());
 261         itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 262         // Make links navigable with the keyboard too
 263         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 264         if (needStatusTip)
 265             itemLabel->setStatusTip(link);
 266         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 267         recentKeywordsLayout->addWidget(itemLabel);
 268     }
 269
 270 }
 271
 272 void SearchView::updateRecentChannels() {
 273     // load
 274     QSettings settings;
 275     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 276     if (keywords == recentChannels) return;
 277     recentChannels = keywords;
 278
 279     // cleanup
 280     QLayoutItem *item;
 281     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 282         item->widget()->close();
 283         delete item;
 284     }
 285
 286     recentChannelsLabel->setVisible(!keywords.isEmpty());
 287     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 288
 289     foreach (const QString &keyword, keywords) {
 290         QString link = keyword;
 291         QString display = keyword;
 292         int separator = keyword.indexOf('|');
 293         if (separator > 0 && separator + 1 < keyword.length()) {
 294             link = keyword.left(separator);
 295             display = keyword.mid(separator+1);
 296         }
 297         QLabel *itemLabel = new QLabel("<a href=\"" + link
 298                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 299                                        + display + "</a>", this);
 300         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 301         itemLabel->setProperty("recentItem", true);
 302         itemLabel->setMaximumWidth(queryEdit->toWidget()->width() + watchButton->width());
 303         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 304         // Make links navigable with the keyboard too
 305         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 306
 307         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 308         recentChannelsLayout->addWidget(itemLabel);
 309     }
 310
 311 }
 312
 313 void SearchView::watch() {
 314     QString query = queryEdit->text();
 315     watch(query);
 316 }
 317
 318 void SearchView::textChanged(const QString &text) {
 319     watchButton->setEnabled(!text.simplified().isEmpty());
 320 }
 321
 322 void SearchView::watch(const QString &query) {
 323     QString q = query.simplified();
 324
 325     // check for empty query
 326     if (q.length() == 0) {
 327         queryEdit->toWidget()->setFocus(Qt::OtherFocusReason);
 328         return;
 329     }
 330
 331     SearchParams *searchParams = new SearchParams();
 332     if (typeCombo->currentIndex() == 0)
 333         searchParams->setKeywords(q);
 334     else {
 335         // remove spaces from channel name
 336         q.remove(' ');
 337         searchParams->setChannelId(q);
 338         searchParams->setSortBy(SearchParams::SortByNewest);
 339     }
 340
 341     // go!
 342     emit search(searchParams);
 343 }
 344
 345 void SearchView::watchChannel(const QString &channelId) {
 346     if (channelId.length() == 0) {
 347         queryEdit->toWidget()->setFocus(Qt::OtherFocusReason);
 348         return;
 349     }
 350
 351     QString id = channelId;
 352
 353     // Fix old settings
 354     if (!id.startsWith("UC")) id = "UC" + id;
 355
 356     SearchParams *searchParams = new SearchParams();
 357     searchParams->setChannelId(id);
 358     searchParams->setSortBy(SearchParams::SortByNewest);
 359
 360     // go!
 361     emit search(searchParams);
 362 }
 363
 364 void SearchView::watchKeywords(const QString &query) {
 365     QString q = query.simplified();
 366
 367     // check for empty query
 368     if (query.length() == 0) {
 369         queryEdit->toWidget()->setFocus(Qt::OtherFocusReason);
 370         return;
 371     }
 372
 373     if (typeCombo->currentIndex() == 0) {
 374         queryEdit->setText(q);
 375         watchButton->setEnabled(true);
 376     }
 377
 378     SearchParams *searchParams = new SearchParams();
 379     searchParams->setKeywords(q);
 380
 381     // go!
 382     emit search(searchParams);
 383 }
 384
 385 void SearchView::paintEvent(QPaintEvent *event) {
 386     QWidget::paintEvent(event);
 387 #if defined(APP_MAC) | defined(APP_WIN)
 388     QBrush brush;
 389     if (window()->isActiveWindow()) {
 390         brush = Qt::white;
 391     } else {
 392         brush = palette().window();
 393     }
 394     QPainter painter(this);
 395     painter.fillRect(0, 0, width(), height(), brush);
 396     painter.end();
 397 #endif
 398 #ifdef APP_UBUNTU
 399     QStyleOption o;
 400     o.initFrom(this);
 401     QPainter p(this);
 402     style()->drawPrimitive(QStyle::PE_Widget, &o, &p, this);
 403 #endif
 404 }
 405
 406 void SearchView::searchTypeChanged(int index) {
 407     if (index == 0) {
 408         queryEdit->setSuggester(youtubeSuggest);
 409     } else {
 410         queryEdit->setSuggester(channelSuggest);
 411     }
 412     queryEdit->selectAll();
 413     queryEdit->toWidget()->setFocus();
 414 }
 415
 416 void SearchView::suggestionAccepted(Suggestion *suggestion) {
 417     if (suggestion->type == QLatin1String("channel")) {
 418         watchChannel(suggestion->userData);
 419     } else watch(suggestion->value);
 420 }