mirror of
https://github.com/telegramdesktop/tdesktop
synced 2025-01-10 08:51:12 +00:00
0110a62776
It replaces Send button when the user is editing an inline bot query. First cancel clears the inline bot request, second one clears the field entirely. Escape key acts the same as cancel.
172 lines
4.5 KiB
C++
172 lines
4.5 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include <QtWidgets/QTextEdit>
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#include "ui/style.h"
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#include "animation.h"
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class UserData;
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static UserData * const LookingUpInlineBot = SharedMemoryLocation<UserData, 0>();
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class FlatTextarea : public QTextEdit {
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Q_OBJECT
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T_WIDGET
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public:
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FlatTextarea(QWidget *parent, const style::flatTextarea &st, const QString &ph = QString(), const QString &val = QString());
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bool viewportEvent(QEvent *e);
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void touchEvent(QTouchEvent *e);
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void paintEvent(QPaintEvent *e);
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void focusInEvent(QFocusEvent *e);
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void focusOutEvent(QFocusEvent *e);
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void keyPressEvent(QKeyEvent *e);
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void resizeEvent(QResizeEvent *e);
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void mousePressEvent(QMouseEvent *e);
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void dropEvent(QDropEvent *e);
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void contextMenuEvent(QContextMenuEvent *e);
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void setMaxLength(int32 maxLength);
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void setMinHeight(int32 minHeight);
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void setMaxHeight(int32 maxHeight);
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const QString &getLastText() const {
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return _oldtext;
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}
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void setPlaceholder(const QString &ph, int32 afterSymbols = 0);
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void updatePlaceholder();
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void finishPlaceholder();
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QRect getTextRect() const;
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int32 fakeMargin() const;
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void step_appearance(float64 ms, bool timer);
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QSize sizeHint() const;
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QSize minimumSizeHint() const;
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EmojiPtr getSingleEmoji() const;
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QString getMentionHashtagBotCommandPart(bool &start) const;
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// Get the current inline bot and request string for it.
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// The *outInlineBot can be filled by LookingUpInlineBot shared ptr.
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// In that case the caller should lookup the bot by *outInlineBotUsername.
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QString getInlineBotQuery(UserData **outInlineBot, QString *outInlineBotUsername) const;
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void removeSingleEmoji();
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bool hasText() const;
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bool isUndoAvailable() const;
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bool isRedoAvailable() const;
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void parseLinks();
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QStringList linksList() const;
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void insertFromMimeData(const QMimeData *source);
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QMimeData *createMimeDataFromSelection() const;
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enum class SubmitSettings {
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None,
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Enter,
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CtrlEnter,
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Both,
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};
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void setSubmitSettings(SubmitSettings settings);
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void setTextFast(const QString &text, bool clearUndoHistory = true);
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public slots:
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void onTouchTimer();
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void onDocumentContentsChange(int position, int charsRemoved, int charsAdded);
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void onDocumentContentsChanged();
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void onUndoAvailable(bool avail);
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void onRedoAvailable(bool avail);
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void onMentionHashtagOrBotCommandInsert(QString str);
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signals:
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void resized();
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void changed();
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void submitted(bool ctrlShiftEnter);
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void cancelled();
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void tabbed();
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void spacedReturnedPasted();
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void linksChanged();
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protected:
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QString getText(int32 start = 0, int32 end = -1) const;
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virtual void correctValue(const QString &was, QString &now);
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void insertEmoji(EmojiPtr emoji, QTextCursor c);
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QVariant loadResource(int type, const QUrl &name);
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void checkContentHeight();
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private:
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void getSingleEmojiFragment(QString &text, QTextFragment &fragment) const;
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void processDocumentContentsChange(int position, int charsAdded);
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bool heightAutoupdated();
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int _minHeight = -1; // < 0 - no autosize
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int _maxHeight = -1;
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int _maxLength = -1;
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SubmitSettings _submitSettings = SubmitSettings::Enter;
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QString _ph, _phelided, _oldtext;
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int _phAfter = 0;
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bool _phVisible;
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anim::ivalue a_phLeft;
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anim::fvalue a_phAlpha;
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anim::cvalue a_phColor;
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Animation _a_appearance;
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style::flatTextarea _st;
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bool _undoAvailable = false;
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bool _redoAvailable = false;
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bool _inDrop = false;
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bool _inHeightCheck = false;
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int _fakeMargin = 0;
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QTimer _touchTimer;
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bool _touchPress = false;
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bool _touchRightButton = false;
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bool _touchMove = false;
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QPoint _touchStart;
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bool _correcting = false;
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typedef QPair<int, int> LinkRange;
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typedef QList<LinkRange> LinkRanges;
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LinkRanges _links;
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};
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