Add simple tooltip system

src/emotemanager.cpp

@@ -78,7 +78,8 @@ void EmoteManager::reloadBTTVChannelEmotes(const QString &channelName, std::weak
             link = link.replace("{{id}}", id).replace("{{image}}", "1x");
 
             auto emote = this->getBTTVChannelEmoteFromCaches().getOrAdd(id, [this, &code, &link] {
-                return EmoteData(new LazyLoadedImage(link, 1, code, code + "\nChannel BTTV Emote"));
+                return EmoteData(
+                    new LazyLoadedImage(link, 1, code, code + "<br/>Channel BTTV Emote"));
             });
 
             this->bttvChannelEmotes.insert(code, emote);
@@ -127,7 +128,7 @@ void EmoteManager::reloadFFZChannelEmotes(const QString &channelName, std::weak_
                 auto emote =
                     this->getFFZChannelEmoteFromCaches().getOrAdd(id, [this, &code, &url1] {
                         return EmoteData(
-                            new LazyLoadedImage(url1, 1, code, code + "\nGlobal FFZ Emote"));
+                            new LazyLoadedImage(url1, 1, code, code + "<br/>Global FFZ Emote"));
                     });
 
                 this->ffzChannelEmotes.insert(code, emote);
@@ -222,7 +223,7 @@ void EmoteManager::loadEmojis()
                       code + ".png";
 
         this->emojis.insert(code, EmoteData(new LazyLoadedImage(url, 0.35, ":" + shortCode + ":",
-                                                                ":" + shortCode + ":")));
+                                                                ":" + shortCode + ":<br/>Emoji")));
 
         // TODO(pajlada): The vectors in emojiFirstByte need to be sorted by
         // emojiData.code.length()
@@ -430,7 +431,7 @@ void EmoteManager::loadBTTVEmotes()
                 QString url = tmp.replace("{{id}}", id).replace("{{image}}", "1x");
 
                 this->bttvGlobalEmotes.insert(
-                    code, new LazyLoadedImage(url, 1, code, code + "\nGlobal BTTV Emote"));
+                    code, new LazyLoadedImage(url, 1, code, code + "<br/>Global BTTV Emote"));
                 codes.push_back(code.toStdString());
             }
 
@@ -475,7 +476,7 @@ void EmoteManager::loadFFZEmotes()
                     QString url1 = "http:" + urls.value("1").toString();
 
                     this->ffzGlobalEmotes.insert(
-                        code, new LazyLoadedImage(url1, 1, code, code + "\nGlobal FFZ Emote"));
+                        code, new LazyLoadedImage(url1, 1, code, code + "<br/>Global FFZ Emote"));
                     codes.push_back(code.toStdString());
                 }
 
@@ -495,7 +496,7 @@ EmoteData EmoteManager::getTwitchEmoteById(long id, const QString &emoteName)
     return _twitchEmoteFromCache.getOrAdd(id, [this, &emoteName, &id] {
         qreal scale;
         QString url = getTwitchEmoteLink(id, scale);
-        return new LazyLoadedImage(url, scale, emoteName, emoteName + "\nTwitch Emote");
+        return new LazyLoadedImage(url, scale, emoteName, emoteName + "<br/>Twitch Emote");
     });
 }
 

src/messages/message.cpp

@@ -101,7 +101,7 @@ Message *Message::createSystemMessage(const QString &text)
 
     AddCurrentTimestamp(message);
 
-    Word word(text, Word::Type::Default, MessageColor(MessageColor::Type::System), text, text);
+    Word word(text, Word::Type::Default, MessageColor(MessageColor::Type::System), text, QString());
 
     message->getWords().push_back(word);
 
@@ -142,7 +142,7 @@ Message *Message::createTimeoutMessage(const QString &username, const QString &d
     }
     text.append(".");
 
-    Word word(text, Word::Type::Default, MessageColor(MessageColor::Type::System), text, text);
+    Word word(text, Word::Type::Default, MessageColor(MessageColor::Type::System), text, QString());
 
     message->getWords().push_back(word);
 

src/messages/word.hpp

@@ -93,9 +93,9 @@ public:
     }
 
     explicit Word(LazyLoadedImage *_image, Type getType, const QString &copytext,
-                  const QString &getTooltip, const Link &getLink = Link());
+                  const QString &tooltip, const Link &getLink = Link());
     explicit Word(const QString &_text, Type getType, const MessageColor &getColor,
-                  const QString &copytext, const QString &getTooltip, const Link &getLink = Link());
+                  const QString &copytext, const QString &tooltip, const Link &getLink = Link());
 
     LazyLoadedImage &getImage() const;
     const QString &getText() const;

src/twitch/twitchmessagebuilder.cpp

@@ -225,12 +225,10 @@ SharedMessage TwitchMessageBuilder::parse()
 
                 this->appendWord(Word(string, Word::Text, textColor, string, QString(), link));
             } else {  // is emoji
-                static QString emojiTooltip("Emoji");
-
                 this->appendWord(Word(emoteData.image, Word::EmojiImage, emoteData.image->getName(),
-                                      emojiTooltip));
+                                      emoteData.image->getTooltip()));
                 Word(emoteData.image->getName(), Word::EmojiText, textColor,
-                     emoteData.image->getName(), emojiTooltip);
+                     emoteData.image->getName(), emoteData.image->getTooltip());
             }
         }
 

src/widgets/helper/channelview.cpp

@@ -16,6 +16,7 @@
 #include <QDesktopServices>
 #include <QGraphicsBlurEffect>
 #include <QPainter>
+#include <QToolTip>
 
 #include <math.h>
 #include <algorithm>
@@ -748,13 +749,40 @@ void ChannelView::mouseMoveEvent(QMouseEvent *event)
         this->repaint();
     }
 
+    static QTimer *tooltipTimer = new QTimer();
+
     // check if word underneath cursor
     const messages::Word *hoverWord;
     if ((hoverWord = message->tryGetWordPart(relativePos)) == nullptr) {
         this->setCursor(Qt::ArrowCursor);
+        tooltipTimer->stop();
+        QToolTip::hideText();
         return;
     }
 
+    const auto &tooltip = hoverWord->getTooltip();
+
+    static QString targetTooltip;
+    static QPoint tooltipPos;
+    connect(tooltipTimer, &QTimer::timeout, []() {
+        assert(!targetTooltip.isEmpty());
+        QToolTip::showText(tooltipPos, targetTooltip);  //
+    });
+
+    tooltipTimer->setSingleShot(true);
+    tooltipTimer->setInterval(500);
+
+    if (!tooltip.isEmpty()) {
+        tooltipPos = event->globalPos();
+        targetTooltip = "<style>.center { text-align: center; }</style>"
+                        "<p class = \"center\">" +
+                        tooltip + "</p>";
+        tooltipTimer->start();
+    } else {
+        tooltipTimer->stop();
+        QToolTip::hideText();
+    }
+
     // check if word has a link
     if (hoverWord->getLink().isValid()) {
         this->setCursor(Qt::PointingHandCursor);