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     connect(queryEdit, SIGNAL(search(const QString&)), SLOT(watch(const QString&)));
 138     connect(queryEdit, SIGNAL(textEdited(const QString &)), SLOT(textChanged(const QString &)));
 139     connect(queryEdit, SIGNAL(suggestionAccepted(Suggestion*)), SLOT(suggestionAccepted(Suggestion*)));
 140
 141     youtubeSuggest = new YTSuggester(this);
 142     channelSuggest = new ChannelSuggest(this);
 143     searchTypeChanged(0);
 144
 145     searchLayout->addWidget(queryEdit);
 146     searchLayout->addSpacing(10);
 147
 148     watchButton = new QPushButton(tr("Watch"), this);
 149     watchButton->setDefault(true);
 150     watchButton->setEnabled(false);
 151     watchButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 152     connect(watchButton, SIGNAL(clicked()), this, SLOT(watch()));
 153     searchLayout->addWidget(watchButton);
 154
 155     layout->addItem(searchLayout);
 156
 157     layout->addSpacing(PADDING / 2);
 158
 159     QHBoxLayout *otherLayout = new QHBoxLayout();
 160     otherLayout->setMargin(0);
 161     otherLayout->setSpacing(10);
 162
 163     recentKeywordsLayout = new QVBoxLayout();
 164     recentKeywordsLayout->setSpacing(5);
 165     recentKeywordsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 166     recentKeywordsLabel = new QLabel(tr("Recent keywords").toUpper(), this);
 167     recentKeywordsLabel->setProperty("recentHeader", true);
 168     recentKeywordsLabel->setForegroundRole(QPalette::Dark);
 169     recentKeywordsLabel->hide();
 170     recentKeywordsLabel->setFont(smallerFont);
 171     recentKeywordsLayout->addWidget(recentKeywordsLabel);
 172
 173     otherLayout->addLayout(recentKeywordsLayout);
 174
 175     // recent channels
 176     recentChannelsLayout = new QVBoxLayout();
 177     recentChannelsLayout->setSpacing(5);
 178     recentChannelsLayout->setAlignment(Qt::AlignTop | Qt::AlignLeft);
 179     recentChannelsLabel = new QLabel(tr("Recent channels").toUpper(), this);
 180     recentChannelsLabel->setProperty("recentHeader", true);
 181     recentChannelsLabel->setForegroundRole(QPalette::Dark);
 182     recentChannelsLabel->hide();
 183     recentChannelsLabel->setFont(smallerFont);
 184     recentChannelsLayout->addWidget(recentChannelsLabel);
 185
 186     otherLayout->addLayout(recentChannelsLayout);
 187
 188     layout->addLayout(otherLayout);
 189
 190     mainLayout->addStretch();
 191
 192 #ifdef APP_ACTIVATION
 193     if (!Activation::instance().isActivated())
 194         mainLayout->addWidget(Extra::buyButton(tr("Get the full version")), 0, Qt::AlignRight);
 195 #endif
 196 }
 197
 198 void SearchView::appear() {
 199     updateRecentKeywords();
 200     updateRecentChannels();
 201     queryEdit->selectAll();
 202     queryEdit->enableSuggest();
 203     QTimer::singleShot(0, queryEdit, SLOT(setFocus()));
 204 }
 205
 206 void SearchView::updateRecentKeywords() {
 207
 208     // cleanup
 209     QLayoutItem *item;
 210     while ((item = recentKeywordsLayout->takeAt(1)) != 0) {
 211         item->widget()->close();
 212         delete item;
 213     }
 214
 215     // load
 216     QSettings settings;
 217     QStringList keywords = settings.value(recentKeywordsKey).toStringList();
 218     recentKeywordsLabel->setVisible(!keywords.isEmpty());
 219     The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 220
 221     foreach (QString keyword, keywords) {
 222         QString link = keyword;
 223         QString display = keyword;
 224         if (keyword.startsWith("http://") || keyword.startsWith("https://")) {
 225             int separator = keyword.indexOf("|");
 226             if (separator > 0 && separator + 1 < keyword.length()) {
 227                 link = keyword.left(separator);
 228                 display = keyword.mid(separator+1);
 229             }
 230         }
 231         bool needStatusTip = false;
 232         if (display.length() > 24) {
 233             display.truncate(24);
 234             display.append("...");
 235             needStatusTip = true;
 236         }
 237         QLabel *itemLabel = new QLabel("<a href=\"" + link
 238                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 239                                        + display + "</a>", this);
 240         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 241         itemLabel->setProperty("recentItem", true);
 242         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 243         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 244         // Make links navigable with the keyboard too
 245         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 246         if (needStatusTip)
 247             itemLabel->setStatusTip(link);
 248         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchKeywords(QString)));
 249         recentKeywordsLayout->addWidget(itemLabel);
 250     }
 251
 252 }
 253
 254 void SearchView::updateRecentChannels() {
 255
 256     // cleanup
 257     QLayoutItem *item;
 258     while ((item = recentChannelsLayout->takeAt(1)) != 0) {
 259         item->widget()->close();
 260         delete item;
 261     }
 262
 263     // load
 264     QSettings settings;
 265     QStringList keywords = settings.value(recentChannelsKey).toStringList();
 266     recentChannelsLabel->setVisible(!keywords.isEmpty());
 267     // TODO The::globalActions()->value("clearRecentKeywords")->setEnabled(!keywords.isEmpty());
 268
 269     foreach (QString keyword, keywords) {
 270         QString link = keyword;
 271         QString display = keyword;
 272         int separator = keyword.indexOf('|');
 273         if (separator > 0 && separator + 1 < keyword.length()) {
 274             link = keyword.left(separator);
 275             display = keyword.mid(separator+1);
 276         }
 277         QLabel *itemLabel = new QLabel("<a href=\"" + link
 278                                        + "\" style=\"color:palette(text); text-decoration:none\">"
 279                                        + display + "</a>", this);
 280         itemLabel->setAttribute(Qt::WA_DeleteOnClose);
 281         itemLabel->setProperty("recentItem", true);
 282         itemLabel->setMaximumWidth(queryEdit->width() + watchButton->width());
 283         // itemLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
 284         // Make links navigable with the keyboard too
 285         itemLabel->setTextInteractionFlags(Qt::LinksAccessibleByKeyboard | Qt::LinksAccessibleByMouse);
 286
 287         connect(itemLabel, SIGNAL(linkActivated(QString)), this, SLOT(watchChannel(QString)));
 288         recentChannelsLayout->addWidget(itemLabel);
 289     }
 290
 291 }
 292
 293 void SearchView::watch() {
 294     QString query = queryEdit->text();
 295     watch(query);
 296 }
 297
 298 void SearchView::textChanged(const QString &text) {
 299     watchButton->setEnabled(!text.simplified().isEmpty());
 300 }
 301
 302 void SearchView::watch(QString query) {
 303
 304     query = query.simplified();
 305
 306     // check for empty query
 307     if (query.length() == 0) {
 308         queryEdit->setFocus(Qt::OtherFocusReason);
 309         return;
 310     }
 311
 312     SearchParams *searchParams = new SearchParams();
 313     if (typeCombo->currentIndex() == 0)
 314         searchParams->setKeywords(query);
 315     else {
 316         // remove spaces from channel name
 317         query = query.simplified();
 318         searchParams->setAuthor(query);
 319         searchParams->setSortBy(SearchParams::SortByNewest);
 320     }
 321
 322     // go!
 323     emit search(searchParams);
 324 }
 325
 326 void SearchView::watchChannel(QString channel) {
 327
 328     channel = channel.simplified();
 329
 330     // check for empty query
 331     if (channel.length() == 0) {
 332         queryEdit->setFocus(Qt::OtherFocusReason);
 333         return;
 334     }
 335
 336     // remove spaces from channel name
 337     channel = channel.remove(" ");
 338
 339     SearchParams *searchParams = new SearchParams();
 340     searchParams->setAuthor(channel);
 341     searchParams->setSortBy(SearchParams::SortByNewest);
 342
 343     // go!
 344     emit search(searchParams);
 345 }
 346
 347 void SearchView::watchKeywords(QString query) {
 348
 349     query = query.simplified();
 350
 351     // check for empty query
 352     if (query.length() == 0) {
 353         queryEdit->setFocus(Qt::OtherFocusReason);
 354         return;
 355     }
 356
 357     if (typeCombo->currentIndex() == 0) {
 358         queryEdit->setText(query);
 359         watchButton->setEnabled(true);
 360     }
 361
 362     SearchParams *searchParams = new SearchParams();
 363     searchParams->setKeywords(query);
 364
 365     // go!
 366     emit search(searchParams);
 367 }
 368
 369 void SearchView::paintEvent(QPaintEvent *event) {
 370     QWidget::paintEvent(event);
 371 #if defined(APP_MAC) | defined(APP_WIN)
 372     QBrush brush;
 373     if (window()->isActiveWindow()) {
 374         brush = QBrush(QColor(0xdd, 0xe4, 0xeb));
 375     } else {
 376         brush = palette().window();
 377     }
 378     QPainter painter(this);
 379     painter.fillRect(0, 0, width(), height(), brush);
 380     painter.end();
 381 #endif
 382 #ifdef APP_UBUNTU
 383     QStyleOption o;
 384     o.initFrom(this);
 385     QPainter p(this);
 386     style()->drawPrimitive(QStyle::PE_Widget, &o, &p, this);
 387 #endif
 388     PainterUtils::topShadow(this);
 389 }
 390
 391 void SearchView::searchTypeChanged(int index) {
 392     if (index == 0) {
 393         queryEdit->setSuggester(youtubeSuggest);
 394     } else {
 395         queryEdit->setSuggester(channelSuggest);
 396     }
 397     queryEdit->selectAll();
 398     queryEdit->setFocus();
 399 }
 400
 401 void SearchView::suggestionAccepted(Suggestion *suggestion) {
 402     watch(suggestion->value);
 403 }