matrixion/src/TextInputWidget.h

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/*
* nheko Copyright (C) 2017 Konstantinos Sideris <siderisk@auth.gr>
*
* 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/>.
*/
#pragma once
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#include <deque>
#include <iterator>
#include <map>
#include <QApplication>
#include <QDebug>
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#include <QHBoxLayout>
#include <QPaintEvent>
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#include <QTextEdit>
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#include <QWidget>
#include "Utils.h"
#include "dialogs/PreviewUploadOverlay.h"
#include "emoji/PickButton.h"
#include "popups/ReplyPopup.h"
#include "popups/SuggestionsPopup.h"
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struct SearchResult;
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class FlatButton;
class LoadingIndicator;
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class FilteredTextEdit : public QTextEdit
{
Q_OBJECT
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public:
explicit FilteredTextEdit(QWidget *parent = nullptr);
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void stopTyping();
QSize sizeHint() const override;
QSize minimumSizeHint() const override;
void submit();
void setRelated(const RelatedInfo &related) { related_ = related; }
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void showReplyPopup(const RelatedInfo &related);
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signals:
void heightChanged(int height);
void startedTyping();
void stoppedTyping();
void startedUpload();
void message(QString);
void reply(QString, const RelatedInfo &);
void command(QString name, QString args);
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void media(QSharedPointer<QIODevice> data, QString mimeClass, const QString &filename);
//! Trigger the suggestion popup.
void showSuggestions(const QString &query);
void resultsRetrieved(const QVector<SearchResult> &results);
void selectNextSuggestion();
void selectPreviousSuggestion();
void selectHoveredSuggestion();
public slots:
void showResults(const QVector<SearchResult> &results);
protected:
void keyPressEvent(QKeyEvent *event) override;
bool canInsertFromMimeData(const QMimeData *source) const override;
void insertFromMimeData(const QMimeData *source) override;
void focusOutEvent(QFocusEvent *event) override
{
suggestionsPopup_.hide();
QTextEdit::focusOutEvent(event);
}
private:
std::deque<QString> true_history_, working_history_;
size_t history_index_;
QTimer *typingTimer_;
SuggestionsPopup suggestionsPopup_;
ReplyPopup replyPopup_;
// Used for replies
RelatedInfo related_;
enum class AnchorType
{
Tab = 0,
Sigil = 1,
};
AnchorType anchorType_ = AnchorType::Sigil;
int anchorWidth(AnchorType anchor) { return static_cast<int>(anchor); }
void closeSuggestions() { suggestionsPopup_.hide(); }
void closeReply()
{
replyPopup_.hide();
related_ = {};
}
void resetAnchor() { atTriggerPosition_ = -1; }
bool isAnchorValid() { return atTriggerPosition_ != -1; }
bool hasAnchor(int pos, AnchorType anchor)
{
return pos == atTriggerPosition_ + anchorWidth(anchor);
}
QString query()
{
auto cursor = textCursor();
cursor.movePosition(QTextCursor::StartOfWord, QTextCursor::KeepAnchor);
return cursor.selectedText();
}
dialogs::PreviewUploadOverlay previewDialog_;
//! Latest position of the '@' character that triggers the username completer.
int atTriggerPosition_ = -1;
void textChanged();
void uploadData(const QByteArray data, const QString &media, const QString &filename);
void afterCompletion(int);
void showPreview(const QMimeData *source, const QStringList &formats);
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};
class TextInputWidget : public QWidget
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{
Q_OBJECT
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Q_PROPERTY(QColor borderColor READ borderColor WRITE setBorderColor)
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public:
TextInputWidget(QWidget *parent = 0);
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void stopTyping();
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QColor borderColor() const { return borderColor_; }
void setBorderColor(QColor &color) { borderColor_ = color; }
void disableInput()
{
input_->setEnabled(false);
input_->setPlaceholderText(tr("Connection lost. Nheko is trying to re-connect..."));
}
void enableInput()
{
input_->setEnabled(true);
input_->setPlaceholderText(tr("Write a message..."));
}
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public slots:
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void openFileSelection();
void hideUploadSpinner();
void focusLineEdit() { input_->setFocus(); }
void addReply(const RelatedInfo &related);
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private slots:
void addSelectedEmoji(const QString &emoji);
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signals:
void sendTextMessage(QString msg);
void sendReplyMessage(QString msg, const RelatedInfo &related);
void sendEmoteMessage(QString msg);
void heightChanged(int height);
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void uploadMedia(const QSharedPointer<QIODevice> data,
QString mimeClass,
const QString &filename);
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void sendJoinRoomRequest(const QString &room);
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void startedTyping();
void stoppedTyping();
protected:
void focusInEvent(QFocusEvent *event) override;
void paintEvent(QPaintEvent *) override;
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private:
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void showUploadSpinner();
void command(QString name, QString args);
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QHBoxLayout *topLayout_;
FilteredTextEdit *input_;
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// Used for replies
QString related_event_;
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LoadingIndicator *spinner_;
FlatButton *sendFileBtn_;
FlatButton *sendMessageBtn_;
emoji::PickButton *emojiBtn_;
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QColor borderColor_;
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};