im: add im delegate

This intend to enhance the display of instant messaging

Refs #74531

Change-Id: I0e05aa26bb9b4211238d51722019c160bd5b7996

RingWinClient.pro

@@ -46,7 +46,8 @@ SOURCES += main.cpp\
     instantmessagingwidget.cpp \
     accountstatedelegate.cpp \
     videoview.cpp \
-    videooverlay.cpp
+    videooverlay.cpp \
+    imdelegate.cpp
 
 HEADERS  += mainwindow.h \
     callwidget.h \
@@ -68,7 +69,8 @@ HEADERS  += mainwindow.h \
     instantmessagingwidget.h \
     accountstatedelegate.h \
     videoview.h \
-    videooverlay.h
+    videooverlay.h \
+    imdelegate.h
 
 FORMS    += mainwindow.ui \
     callwidget.ui \

callwidget.cpp

@@ -25,15 +25,15 @@
 #include "personmodel.h"
 #include "fallbackpersoncollection.h"
 #include "categorizedcontactmodel.h"
-#include "windowscontactbackend.h"
-#include "historydelegate.h"
-#include "contactdelegate.h"
 #include "localhistorycollection.h"
 #include "media/text.h"
 #include "media/recording.h"
 #include "media/textrecording.h"
 
 #include "wizarddialog.h"
+#include "windowscontactbackend.h"
+#include "historydelegate.h"
+#include "contactdelegate.h"
 
 CallWidget::CallWidget(QWidget *parent) :
     NavWidget(Main ,parent),

imdelegate.cpp

+/***************************************************************************
+ * Copyright (C) 2015 by Savoir-Faire Linux                                *
+ * Author: Edric Ladent Milaret <edric.ladent-milaret@savoirfairelinux.com>*
+ *                                                                         *
+ * This program is free software; you can redistribute it and/or modify    *
+ * it under the terms of the GNU General Public License as published by    *
+ * the Free Software Foundation; either version 3 of the License, or       *
+ * (at your option) any later version.                                     *
+ *                                                                         *
+ * This program is distributed in the hope that it will be useful,         *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           *
+ * GNU General Public License for more details.                            *
+ *                                                                         *
+ * You should have received a copy of the GNU General Public License       *
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
+ **************************************************************************/
+
+#include "imdelegate.h"
+
+#include "media/text.h"
+#include "media/textrecording.h"
+
+ImDelegate::ImDelegate(QObject *parent)
+    : QStyledItemDelegate(parent), showDate_(false), showAuthor_(false)
+{}
+
+void ImDelegate::setDisplayOptions(ImDelegate::DisplayOptions opt)
+{
+    qDebug() << opt;
+    showAuthor_ = opt & DisplayOptions::AUTHOR;
+    showDate_ = opt & DisplayOptions::DATE;
+}
+
+void
+ImDelegate::paint(QPainter *painter,
+                  const QStyleOptionViewItem &option,
+                  const QModelIndex &index) const
+{
+    QStyleOptionViewItemV4 opt = option;
+    initStyleOption(&opt, index);
+
+    if (index.isValid()) {
+
+        auto msg = index.model()->data(index, Qt::DisplayRole).toString();
+        opt.text = "";
+        QStyle *style = opt.widget ? opt.widget->style() : QApplication::style();
+        style->drawControl(QStyle::CE_ItemViewItem, &opt, painter, opt.widget);
+        auto rect = opt.rect;
+        QPalette::ColorGroup cg = opt.state & QStyle::State_Enabled
+                ? QPalette::Normal : QPalette::Disabled;
+        if (cg == QPalette::Normal && !(opt.state & QStyle::State_Active))
+            cg = QPalette::Inactive;
+        painter->setPen(opt.palette.color(cg, QPalette::Text));
+        painter->setOpacity(1.0);
+        auto dir = index.model()->data(
+                    index,
+                    static_cast<int>(Media::TextRecording::Role::Direction))
+                .value<Media::Media::Direction>() == Media::Media::Direction::IN
+                ? Qt::AlignLeft : Qt::AlignRight;
+
+        if (showAuthor_) {
+            auto author = index.model()->
+                    data(index,
+                         static_cast<int>(Media::TextRecording::Role::AuthorDisplayname)).toString();
+            msg = QString("(%1) %2").arg(author, msg);
+        }
+        if (showDate_) {
+            auto formattedDate = index.model()->
+                    data(index,
+                         static_cast<int>(Media::TextRecording::Role::FormattedDate)).toString();
+            msg = QString("[%1] %2").arg(formattedDate, msg);
+        }
+        painter->drawText(QRect(rect.left(), rect.top(), rect.width(), rect.height()),
+                          dir, msg);
+    }
+}
+
+QSize
+ImDelegate::sizeHint(const QStyleOptionViewItem &option,
+                     const QModelIndex &index) const
+{
+    QSize result = QStyledItemDelegate::sizeHint(option, index);
+    result.setHeight(result.height());
+    return result;
+}
+

imdelegate.h

+/***************************************************************************
+ * Copyright (C) 2015 by Savoir-Faire Linux                                *
+ * Author: Edric Ladent Milaret <edric.ladent-milaret@savoirfairelinux.com>*
+ *                                                                         *
+ * This program is free software; you can redistribute it and/or modify    *
+ * it under the terms of the GNU General Public License as published by    *
+ * the Free Software Foundation; either version 3 of the License, or       *
+ * (at your option) any later version.                                     *
+ *                                                                         *
+ * This program is distributed in the hope that it will be useful,         *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of          *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           *
+ * GNU General Public License for more details.                            *
+ *                                                                         *
+ * You should have received a copy of the GNU General Public License       *
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.   *
+ **************************************************************************/
+
+#ifndef IMDELEGATE_H
+#define IMDELEGATE_H
+
+#include <QObject>
+#include <QApplication>
+#include <QPainter>
+#include <QStyledItemDelegate>
+#include <QSettings>
+
+class ImDelegate : public QStyledItemDelegate
+{
+    Q_OBJECT
+public:
+    explicit ImDelegate(QObject *parent = 0);
+    enum DisplayOptions {
+        AUTHOR = 1,
+        DATE
+    };
+
+    void setDisplayOptions(DisplayOptions opt);
+protected:
+    void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+    QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
+private:
+    bool showDate_;
+    bool showAuthor_;
+};
+
+#endif // IMDELEGATE_H

instantmessagingwidget.cpp

@@ -26,6 +26,8 @@
 #include "media/text.h"
 #include "media/textrecording.h"
 
+#include "imdelegate.h"
+
 InstantMessagingWidget::InstantMessagingWidget(QWidget *parent) :
     QWidget(parent),
     ui(new Ui::InstantMessagingWidget)
@@ -35,17 +37,34 @@ InstantMessagingWidget::InstantMessagingWidget(QWidget *parent) :
     ui->messageInput->hide();
     ui->messageOutput->hide();
 
+    imDelegate_ = new ImDelegate();
+    ui->messageOutput->setItemDelegate(imDelegate_);
     ui->messageOutput->setContextMenuPolicy(Qt::ActionsContextMenu);
     auto copyAction = new QAction("Copy", this);
     ui->messageOutput->addAction(copyAction);
     connect(copyAction, &QAction::triggered, [=]() {
         copyToClipboard();
     });
+    auto displayDate = new QAction("Display date", this);
+    displayDate->setCheckable(true);
+    ui->messageOutput->addAction(displayDate);
+    auto displayAuthor = new QAction("Display author", this);
+    displayAuthor->setCheckable(true);
+    ui->messageOutput->addAction(displayAuthor);
+    auto lamdba = [=](){
+        int opts = 0;
+        displayAuthor->isChecked() ? opts |= ImDelegate::DisplayOptions::AUTHOR : opts;
+        displayDate->isChecked() ? opts |= ImDelegate::DisplayOptions::DATE : opts;
+        imDelegate_->setDisplayOptions(static_cast<ImDelegate::DisplayOptions>(opts));
+    };
+    connect(displayAuthor, &QAction::triggered, lamdba);
+    connect(displayDate, &QAction::triggered, lamdba);
 }
 
 InstantMessagingWidget::~InstantMessagingWidget()
 {
     delete ui;
+    delete imDelegate_;
 }
 
 void

instantmessagingwidget.h

@@ -21,10 +21,13 @@
 
 #include <QWidget>
 #include <QKeyEvent>
+#include <QSettings>
 
 #include "call.h"
 #include "media/media.h"
 
+#include "imdelegate.h"
+
 namespace Ui {
 class InstantMessagingWidget;
 }
@@ -50,6 +53,8 @@ private slots:
 
 private:
     Ui::InstantMessagingWidget *ui;
+    ImDelegate* imDelegate_;
+    QSettings settings_;
     void copyToClipboard();
 };