wire up the emote button

smileypack.cpp

@@ -58,6 +58,7 @@ bool SmileyPack::load(const QString& filename)
     // discard old data
     assignmentTable.clear();
     cache.clear();
+    emoticons.clear();
 
     // open emoticons.xml
     QFile xmlFile(filename);
@@ -88,13 +89,17 @@ bool SmileyPack::load(const QString& filename)
         QString file = emoticonElements.at(i).attributes().namedItem("file").nodeValue();
         QDomElement stringElement = emoticonElements.at(i).firstChildElement("string");
 
+        QStringList emoticonSet; // { ":)", ":-)" } etc.
+
         while (!stringElement.isNull())
         {
-            QString rune = stringElement.text();
+            QString emoticon = stringElement.text();
-            assignmentTable.insert(rune, file);
+            assignmentTable.insert(emoticon, file);
+            emoticonSet.push_back(emoticon);
 
             stringElement = stringElement.nextSibling().toElement();
         }
+        emoticons.push_back(emoticonSet);
     }
 
     path = QFileInfo(filename).absolutePath();
@@ -131,6 +136,26 @@ QString SmileyPack::replaceEmoticons(QString msg)
     return msg;
 }
 
+QList<QStringList> SmileyPack::getEmoticons() const
+{
+    return emoticons;
+}
+
+QString SmileyPack::getRichText(const QString &key)
+{
+    QString file = assignmentTable[key];
+    if (!cache.contains(file)) {
+        loadSmiley(file);
+    }
+
+    return "<img src=\"data:image/png;base64," % cache[file] % "\">";
+}
+
+QIcon SmileyPack::getIcon(const QString &key)
+{
+    return QIcon(path + '/' + assignmentTable[key]);
+}
+
 void SmileyPack::loadSmiley(const QString &name)
 {
     QSize size(16, 16); // TODO: adapt to text size

smileypack.h

@@ -18,8 +18,9 @@
 #define SMILEYPACK_H
 
 #include <QHash>
-#include <QString>
 #include <QObject>
+#include <QString>
+#include <QStringList>
 
 //maps emoticons to smileys
 class SmileyPack : public QObject
@@ -30,6 +31,9 @@ public:
 
     bool load(const QString &filename);
     QString replaceEmoticons(QString msg);
+    QList<QStringList> getEmoticons() const;
+    QString getRichText(const QString& key);
+    QIcon getIcon(const QString& key);
 
     static QStringList listSmileyPacks(const QString& path);
 
@@ -46,6 +50,7 @@ private:
     QHash<QString, QString> assignmentTable; // matches an emoticon to its corresponding smiley
     QHash<QString, QString> cache; // base64 representation of a smiley
     QString path; // directory containing the cfg file
+    QList<QStringList> emoticons;
 };
 
 #endif // SMILEYPACK_H

widget/form/chatform.cpp

@@ -25,6 +25,8 @@
 #include <QScrollBar>
 #include <QFileDialog>
 #include <QMenu>
+#include <QWidgetAction>
+#include <QGridLayout>
 
 ChatForm::ChatForm(Friend* chatFriend)
     : f(chatFriend), curRow{0}, lockSliderToBottom{true}
@@ -188,6 +190,7 @@ ChatForm::ChatForm(Friend* chatFriend)
     connect(msgEdit, SIGNAL(enterPressed()), this, SLOT(onSendTriggered()));
     connect(chatArea->verticalScrollBar(), SIGNAL(rangeChanged(int,int)), this, SLOT(onSliderRangeChanged()));
     connect(chatArea, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(onChatContextMenuRequested(QPoint)));
+    connect(emoteButton, SIGNAL(clicked()), this, SLOT(onEmoteButtonClicked()));
 }
 
 ChatForm::~ChatForm()
@@ -652,3 +655,53 @@ void ChatForm::onSaveLogClicked()
     file.write(log.toUtf8());
     file.close();
 }
+
+void ChatForm::onEmoteButtonClicked()
+{
+    QList<QStringList> emoticons = SmileyPack::getInstance().getEmoticons();
+
+    QMenu menu;
+    QGridLayout* gridLayout = new QGridLayout;
+    menu.setLayout(gridLayout);
+
+    int colCount = sqrt(emoticons.size()) + 1;
+    int row = 0;
+    int col = 0;
+    for (QStringList set : emoticons)
+    {
+        QPushButton* button = new QPushButton;
+        button->setIcon(SmileyPack::getInstance().getIcon(set[0]));
+        button->setToolTip(set.join(" "));
+        button->setProperty("sequence", set[0]);
+        connect(button, &QPushButton::clicked, this, &ChatForm::onAddEmote);
+
+        gridLayout->addWidget(button, row, ++col);
+        if (col >= colCount)
+        {
+            col = 0;
+            row++;
+        }
+    }
+
+    QWidget* sender = qobject_cast<QWidget*>(QObject::sender());
+    if (sender)
+    {
+        QPoint pos(gridLayout->totalSizeHint().width() / 2, gridLayout->totalSizeHint().height());
+        menu.exec(sender->mapToGlobal(-pos));
+    }
+}
+
+void ChatForm::onAddEmote()
+{
+    // hide the QMenu
+    QMenu* menu = qobject_cast<QMenu*>(QObject::sender()->parent());
+    if (menu)
+        menu->hide();
+
+    // insert the emoticon
+    QWidget* sender = qobject_cast<QWidget*>(QObject::sender());
+    if (sender)
+        msgEdit->insertPlainText(' ' + sender->property("sequence").toString() + ' ');
+
+    msgEdit->setFocus(); // refocus so that you can continue typing
+}

widget/form/chatform.h

@@ -83,6 +83,8 @@ private slots:
     void onCancelCallTriggered();
     void onChatContextMenuRequested(QPoint pos);
     void onSaveLogClicked();
+    void onEmoteButtonClicked();
+    void onAddEmote();
 
 private:
     Friend* f;