refactor: Add pure virtual methods for main actions in chat

src/widget/chatformheader.cpp

@@ -33,8 +33,6 @@
 #include <QToolButton>
 
 static const QSize AVATAR_SIZE{40, 40};
-static const QSize CALL_BUTTONS_SIZE{50, 40};
-static const QSize TOOL_BUTTONS_SIZE{22, 18};
 static const short HEAD_LAYOUT_SPACING = 5;
 static const short MIC_BUTTONS_LAYOUT_SPACING = 4;
 static const short BUTTONS_LAYOUT_HOR_SPACING = 4;
@@ -78,8 +76,8 @@ const QString MIC_TOOL_TIP[] = {
     ChatFormHeader::tr("Mute microphone"),
 };
 
-template <class Fun>
+template <class T, class Fun>
-QPushButton* createButton(ChatFormHeader* self, const QString& name, Fun onClickSlot)
+QPushButton* createButton(const QString& name, T* self, Fun onClickSlot)
 {
     QPushButton* btn = new QPushButton();
     btn->setAttribute(Qt::WA_LayoutUsesWidgetRect);
@@ -130,10 +128,10 @@ ChatFormHeader::ChatFormHeader(QWidget* parent)
     headTextLayout->addWidget(nameLabel);
     headTextLayout->addStretch();
 
-    micButton = createButton(this, "micButton", &ChatFormHeader::micMuteToggle);
+    micButton = createButton("micButton", this, &ChatFormHeader::micMuteToggle);
-    volButton = createButton(this, "volButton", &ChatFormHeader::volMuteToggle);
+    volButton = createButton("volButton", this, &ChatFormHeader::volMuteToggle);
-    callButton = createButton(this, "callButton", &ChatFormHeader::callTriggered);
+    callButton = createButton("callButton", this, &ChatFormHeader::callTriggered);
-    videoButton = createButton(this, "videoButton", &ChatFormHeader::videoCallTriggered);
+    videoButton = createButton("videoButton", this, &ChatFormHeader::videoCallTriggered);
 
     QVBoxLayout* micButtonsLayout = new QVBoxLayout();
     micButtonsLayout->setSpacing(MIC_BUTTONS_LAYOUT_SPACING);

src/widget/form/chatform.cpp

@@ -164,9 +164,6 @@ ChatForm::ChatForm(Friend* chatFriend, History* history)
     connect(av, &CoreAV::avStart, this, &ChatForm::onAvStart);
     connect(av, &CoreAV::avEnd, this, &ChatForm::onAvEnd);
 
-    connect(sendButton, &QPushButton::clicked, this, &ChatForm::onSendTriggered);
-    connect(fileButton, &QPushButton::clicked, this, &ChatForm::onAttachClicked);
-    connect(screenshotButton, &QPushButton::clicked, this, &ChatForm::onScreenshotClicked);
     connect(headWidget, &ChatFormHeader::callTriggered, this, &ChatForm::onCallTriggered);
     connect(headWidget, &ChatFormHeader::videoCallTriggered, this, &ChatForm::onVideoCallTriggered);
     connect(headWidget, &ChatFormHeader::micMuteToggle, this, &ChatForm::onMicMuteToggle);

src/widget/form/chatform.h

@@ -73,12 +73,13 @@ public slots:
 
 private slots:
     void clearChatArea(bool notInForm) override final;
+    void onSendTriggered() override;
+    void onAttachClicked() override;
+    void onScreenshotClicked() override;
 
     void onDeliverOfflineMessages();
     void onLoadChatHistory();
-    void onSendTriggered();
     void onTextEditChanged();
-    void onAttachClicked();
     void onCallTriggered();
     void onVideoCallTriggered();
     void onAnswerCallTriggered(bool video);
@@ -95,7 +96,6 @@ private slots:
     void onReceiptReceived(quint32 friendId, int receipt);
     void onLoadHistory();
     void onUpdateTime();
-    void onScreenshotClicked();
     void sendImage(const QPixmap& pixmap);
     void doScreenshot();
     void onCopyStatusMessage();

src/widget/form/genericchatform.cpp

@@ -111,18 +111,21 @@ const QString STYLE_PATH = QStringLiteral(":/ui/chatForm/buttons.css");
 
 namespace
 {
-QPushButton* createButton(const QString& name)
+
+template <class T, class Fun>
+QPushButton* createButton(const QString& name, T* self, Fun onClickSlot)
 {
     QPushButton* btn = new QPushButton();
-
     // Fix for incorrect layouts on OS X as per
     // https://bugreports.qt-project.org/browse/QTBUG-14591
     btn->setAttribute(Qt::WA_LayoutUsesWidgetRect);
     btn->setObjectName(name);
     btn->setProperty("state", "green");
     btn->setStyleSheet(Style::getStylesheet(STYLE_PATH));
+    QObject::connect(btn, &QPushButton::clicked, self, onClickSlot);
     return btn;
 }
+
 }
 
 GenericChatForm::GenericChatForm(QWidget* parent)
@@ -142,11 +145,11 @@ GenericChatForm::GenericChatForm(QWidget* parent)
 
     msgEdit = new ChatTextEdit();
 
-    sendButton = createButton("sendButton");
+    sendButton = createButton("sendButton", this, &GenericChatForm::onSendTriggered);
-    emoteButton = createButton("emoteButton");
+    emoteButton = createButton("emoteButton", this, &GenericChatForm::onEmoteButtonClicked);
 
-    fileButton = createButton("fileButton");
+    fileButton = createButton("fileButton", this, &GenericChatForm::onSendTriggered);
-    screenshotButton = createButton("screenshotButton");
+    screenshotButton = createButton("screenshotButton", this, &GenericChatForm::onScreenshotClicked);
 
     // TODO: Make updateCallButtons (see ChatForm) abstract
     //       and call here to set tooltips.
@@ -203,7 +206,6 @@ GenericChatForm::GenericChatForm(QWidget* parent)
 
     menu.addSeparator();
 
-    connect(emoteButton, &QPushButton::clicked, this, &GenericChatForm::onEmoteButtonClicked);
     connect(chatWidget, &ChatLog::customContextMenuRequested, this,
             &GenericChatForm::onChatContextMenuRequested);
 

src/widget/form/genericchatform.h

@@ -86,6 +86,9 @@ public slots:
 
 protected slots:
     void onChatContextMenuRequested(QPoint pos);
+    virtual void onScreenshotClicked() = 0;
+    virtual void onSendTriggered() = 0;
+    virtual void onAttachClicked() = 0;
     void onEmoteButtonClicked();
     void onEmoteInsertRequested(QString str);
     void onSaveLogClicked();

src/widget/form/groupchatform.cpp

@@ -78,6 +78,7 @@ GroupChatForm::GroupChatForm(Group* chatGroup)
     tabber = new TabCompleter(msgEdit, group);
 
     fileButton->setEnabled(false);
+    fileButton->setProperty("state", "");
     ChatFormHeader::Mode mode = ChatFormHeader::Mode::None;
     if (group->isAvGroupchat()) {
         mode = ChatFormHeader::Mode::Audio;
@@ -186,6 +187,16 @@ void GroupChatForm::onTitleChanged(uint32_t groupId, const QString& author, cons
     addSystemInfoMessage(message, ChatMessage::INFO, curTime);
 }
 
+void GroupChatForm::onScreenshotClicked()
+{
+    // Unsupported
+}
+
+void GroupChatForm::onAttachClicked()
+{
+    // Unsupported
+}
+
 /**
  * @brief Updates user names' labels at the top of group chat
  */

src/widget/form/groupchatform.h

@@ -41,7 +41,9 @@ public:
     void peerAudioPlaying(int peer);
 
 private slots:
-    void onSendTriggered();
+    void onSendTriggered() override;
+    void onScreenshotClicked() override;
+    void onAttachClicked() override;
     void onMicMuteToggle();
     void onVolMuteToggle();
     void onCallClicked();