diff --git a/src/CompletionModel.h b/src/CompletionModel.h
new file mode 100644
index 00000000..66d300b0
--- /dev/null
+++ b/src/CompletionModel.h
@@ -0,0 +1,16 @@
+#pragma once
+
+// Class for showing a limited amount of completions at a time
+
+#include <QSortFilterProxyModel>
+
+class CompletionModel : public QSortFilterProxyModel {
+public:
+ CompletionModel(QAbstractItemModel *model, QObject *parent = nullptr) : QSortFilterProxyModel(parent) {
+ setSourceModel(model);
+ }
+ int rowCount(const QModelIndex &parent) const override {
+ auto row_count = QSortFilterProxyModel::rowCount(parent);
+ return (row_count < 7) ? row_count : 7;
+ }
+};
diff --git a/src/TextInputWidget.cpp b/src/TextInputWidget.cpp
index a3392170..9af7de26 100644
--- a/src/TextInputWidget.cpp
+++ b/src/TextInputWidget.cpp
@@ -18,6 +18,7 @@
#include <QAbstractTextDocumentLayout>
#include <QBuffer>
#include <QClipboard>
+#include <QCompleter>
#include <QFileDialog>
#include <QMimeData>
#include <QMimeDatabase>
@@ -25,12 +26,18 @@
#include <QPainter>
#include <QStyleOption>
#include <QtConcurrent>
+#include <qnamespace.h>
+#include <qregexp.h>
#include "Cache.h"
#include "ChatPage.h"
+#include "CompletionModel.h"
#include "Logging.h"
#include "TextInputWidget.h"
#include "Utils.h"
+#include "emoji/EmojiSearchModel.h"
+#include "emoji/KeyboardSelector.h"
+#include "emoji/Provider.h"
#include "ui/FlatButton.h"
#include "ui/LoadingIndicator.h"
@@ -61,6 +68,23 @@ FilteredTextEdit::FilteredTextEdit(QWidget *parent)
connect(this, &QTextEdit::textChanged, this, &FilteredTextEdit::textChanged);
setAcceptRichText(false);
+ completer_ = new QCompleter(this);
+ completer_->setWidget(this);
+ auto model = new emoji::EmojiSearchModel(this);
+ model->sort(0, Qt::AscendingOrder);
+ completer_->setModel((emoji_completion_model_ = new CompletionModel(model, this)));
+ completer_->setModelSorting(QCompleter::UnsortedModel);
+ completer_->popup()->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+ completer_->popup()->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+
+ connect(completer_, QOverload<const QModelIndex&>::of(&QCompleter::activated),
+ [this](auto &index) {
+ emoji_popup_open_ = false;
+ auto emoji = index.data(emoji::EmojiModel::Unicode).toString();
+ insertCompletion(emoji);
+ });
+
+
typingTimer_ = new QTimer(this);
typingTimer_->setInterval(1000);
typingTimer_->setSingleShot(true);
@@ -102,6 +126,17 @@ FilteredTextEdit::FilteredTextEdit(QWidget *parent)
}
void
+FilteredTextEdit::insertCompletion(QString completion) {
+ // Paint the current word and replace it with 'completion'
+ auto cur_word = wordUnderCursor();
+ auto tc = textCursor();
+ tc.movePosition(QTextCursor::Left, QTextCursor::MoveAnchor, cur_word.length());
+ tc.movePosition(QTextCursor::Right, QTextCursor::KeepAnchor, cur_word.length());
+ tc.insertText(completion);
+ setTextCursor(tc);
+}
+
+void
FilteredTextEdit::showResults(const std::vector<SearchResult> &results)
{
QPoint pos;
@@ -123,7 +158,7 @@ FilteredTextEdit::showResults(const std::vector<SearchResult> &results)
void
FilteredTextEdit::keyPressEvent(QKeyEvent *event)
{
- const bool isModifier = (event->modifiers() != Qt::NoModifier);
+ const bool isModifier = (event->modifiers() != Qt::NoModifier);
#if defined(Q_OS_MAC)
if (event->modifiers() == (Qt::ControlModifier | Qt::MetaModifier) &&
@@ -167,6 +202,21 @@ FilteredTextEdit::keyPressEvent(QKeyEvent *event)
}
}
+ if (emoji_popup_open_) {
+ auto fake_key = (event->key() == Qt::Key_Backtab) ? Qt::Key_Up : Qt::Key_Down;
+ switch (event->key()) {
+ case Qt::Key_Backtab:
+ case Qt::Key_Tab: {
+ // Simulate up/down arrow press
+ auto ev = new QKeyEvent(QEvent::KeyPress, fake_key, Qt::NoModifier);
+ QCoreApplication::postEvent(completer_->popup(), ev);
+ return;
+ }
+ default:
+ break;
+ }
+ }
+
switch (event->key()) {
case Qt::Key_At:
atTriggerPosition_ = textCursor().position();
@@ -195,8 +245,22 @@ FilteredTextEdit::keyPressEvent(QKeyEvent *event)
break;
}
+ case Qt::Key_Colon: {
+ QTextEdit::keyPressEvent(event);
+ emoji_popup_open_ = true;
+ emoji_completion_model_->setFilterRegExp(wordUnderCursor());
+ //completer_->setCompletionPrefix(wordUnderCursor());
+ completer_->popup()->setCurrentIndex(completer_->completionModel()->index(0, 0));
+ completer_->complete(completerRect());
+ break;
+ }
case Qt::Key_Return:
case Qt::Key_Enter:
+ if (emoji_popup_open_) {
+ event->ignore();
+ return;
+ }
+
if (!(event->modifiers() & Qt::ShiftModifier)) {
stopTyping();
submit();
@@ -241,7 +305,24 @@ FilteredTextEdit::keyPressEvent(QKeyEvent *event)
QTextEdit::keyPressEvent(event);
if (isModifier)
- return;
+ return;
+
+
+ if (emoji_popup_open_) {
+ // Update completion
+
+ emoji_completion_model_->setFilterRegExp(wordUnderCursor());
+ //completer_->setCompletionPrefix(wordUnderCursor());
+ completer_->popup()->setCurrentIndex(completer_->completionModel()->index(0, 0));
+ completer_->complete(completerRect());
+ }
+
+ if (emoji_popup_open_ && (completer_->completionCount() < 1 ||
+ !wordUnderCursor().contains(QRegExp(":[^\r\n\t\f\v :]+$")))) {
+ // No completions for this word or another word than the completer was started with
+ emoji_popup_open_ = false;
+ completer_->popup()->hide();
+ }
if (textCursor().position() == 0) {
resetAnchor();
@@ -352,6 +433,27 @@ FilteredTextEdit::stopTyping()
emit stoppedTyping();
}
+QRect
+FilteredTextEdit::completerRect()
+{
+ // Move left edge to the beginning of the word
+ auto cursor = textCursor();
+ auto rect = cursorRect();
+ cursor.movePosition(QTextCursor::Left, QTextCursor::MoveAnchor, wordUnderCursor().length());
+ auto cursor_global_x = viewport()->mapToGlobal(cursorRect(cursor).topLeft()).x();
+ auto rect_global_left = viewport()->mapToGlobal(rect.bottomLeft()).x();
+ auto dx = qAbs(rect_global_left - cursor_global_x);
+ rect.moveLeft(rect.left() - dx);
+
+ auto item_height = completer_->popup()->sizeHintForRow(0);
+ auto max_height = item_height * completer_->maxVisibleItems();
+ auto height = (completer_->completionCount() > completer_->maxVisibleItems()) ? max_height :
+ completer_->completionCount() * item_height;
+ rect.setWidth(completer_->popup()->sizeHintForColumn(0));
+ rect.moveBottom(-height);
+ return rect;
+}
+
QSize
FilteredTextEdit::sizeHint() const
{
diff --git a/src/TextInputWidget.h b/src/TextInputWidget.h
index 27dff57f..9e70f498 100644
--- a/src/TextInputWidget.h
+++ b/src/TextInputWidget.h
@@ -17,6 +17,7 @@
#pragma once
+#include <algorithm>
#include <deque>
#include <optional>
@@ -33,8 +34,10 @@
struct SearchResult;
+class CompletionModel;
class FlatButton;
class LoadingIndicator;
+class QCompleter;
class FilteredTextEdit : public QTextEdit
{
@@ -80,8 +83,11 @@ protected:
}
private:
+ bool emoji_popup_open_ = false;
+ CompletionModel *emoji_completion_model_;
std::deque<QString> true_history_, working_history_;
size_t history_index_;
+ QCompleter *completer_;
QTimer *typingTimer_;
SuggestionsPopup suggestionsPopup_;
@@ -103,19 +109,35 @@ private:
{
return pos == atTriggerPosition_ + anchorWidth(anchor);
}
-
+ QRect completerRect();
QString query()
{
auto cursor = textCursor();
cursor.movePosition(QTextCursor::StartOfWord, QTextCursor::KeepAnchor);
return cursor.selectedText();
}
+ QString wordUnderCursor()
+ {
+ auto tc = textCursor();
+ auto editor_text = toPlainText();
+ // Text before cursor
+ auto text = editor_text.chopped(editor_text.length() - tc.position());
+ // Revert to find the first space (last before cursor in the original)
+ std::reverse(text.begin(), text.end());
+ auto space_idx = text.indexOf(" ");
+ if (space_idx > -1)
+ text.chop(text.length() - space_idx);
+ // Revert back
+ std::reverse(text.begin(), text.end());
+ return text;
+ }
dialogs::PreviewUploadOverlay previewDialog_;
//! Latest position of the '@' character that triggers the username completer.
int atTriggerPosition_ = -1;
+ void insertCompletion(QString completion);
void textChanged();
void uploadData(const QByteArray data, const QString &media, const QString &filename);
void afterCompletion(int);
diff --git a/src/emoji/EmojiSearchModel.h b/src/emoji/EmojiSearchModel.h
new file mode 100644
index 00000000..bce96998
--- /dev/null
+++ b/src/emoji/EmojiSearchModel.h
@@ -0,0 +1,37 @@
+#pragma once
+
+#include "EmojiModel.h"
+
+#include <QDebug>
+#include <QEvent>
+#include <QSortFilterProxyModel>
+#include <qabstractitemmodel.h>
+#include <qsortfilterproxymodel.h>
+
+namespace emoji {
+
+// Map emoji data to searchable data
+class EmojiSearchModel : public QSortFilterProxyModel {
+public:
+ EmojiSearchModel(QObject *parent = nullptr) : QSortFilterProxyModel(parent) {
+ setSourceModel(new EmojiModel(this));
+ }
+ QVariant data(const QModelIndex &index, int role = Qt::UserRole + 1) const override {
+ if (role == Qt::DisplayRole) {
+ auto emoji = QSortFilterProxyModel::data(index, role).toString();
+ return emoji + " :" + toShortcode(data(index, EmojiModel::ShortName).toString())
+ + ":";
+ }
+ return QSortFilterProxyModel::data(index, role);
+ }
+ /*int rowCount(const QModelIndex &parent) const override {
+ auto row_count = QSortFilterProxyModel::rowCount(parent);
+ return (row_count < 7) ? row_count : 7;
+ }*/
+private:
+ QString toShortcode(QString shortname) const {
+ return shortname.replace(" ", "-").replace(":", "-").replace("--", "-").toLower();
+ }
+};
+
+}
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