mirror of
https://github.com/kotatogram/kotatogram-desktop
synced 2025-09-05 00:55:12 +00:00
Replace FlatTextarea with InputField.
This commit is contained in:
John Preston
@@ -14,7 +14,7 @@ class UserData;
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namespace Ui {
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static UserData * const LookingUpInlineBot = SharedMemoryLocation<UserData, 0>();
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void InsertEmojiAtCursor(QTextCursor cursor, EmojiPtr emoji);
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struct InstantReplaces {
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struct Node {
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@@ -31,231 +31,6 @@ struct InstantReplaces {
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};
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class FlatTextarea : public TWidgetHelper<QTextEdit>, protected base::Subscriber {
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Q_OBJECT
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public:
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using TagList = TextWithTags::Tags;
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FlatTextarea(QWidget *parent, const style::FlatTextarea &st, base::lambda<QString()> placeholderFactory = base::lambda<QString()>(), const QString &val = QString(), const TagList &tags = TagList());
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void setMaxLength(int maxLength);
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void setMinHeight(int minHeight);
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void setMaxHeight(int maxHeight);
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void setInstantReplaces(const InstantReplaces &replaces);
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void enableInstantReplaces(bool enabled);
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void commitInstantReplacement(
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int from,
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int till,
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const QString &with,
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base::optional<QString> checkOriginal = base::none);
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void setPlaceholder(base::lambda<QString()> placeholderFactory, int 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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int fakeMargin() const;
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QSize sizeHint() const override;
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QSize minimumSizeHint() const override;
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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) override;
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QMimeData *createMimeDataFromSelection() const override;
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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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const TextWithTags &getTextWithTags() const {
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return _lastTextWithTags;
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}
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TextWithTags getTextWithTagsPart(int start, int end = -1);
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void insertTag(const QString &text, QString tagId = QString());
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bool isEmpty() const {
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return _lastTextWithTags.text.isEmpty();
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}
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enum UndoHistoryAction {
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AddToUndoHistory,
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MergeWithUndoHistory,
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ClearUndoHistory
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};
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void setTextWithTags(const TextWithTags &textWithTags, UndoHistoryAction undoHistoryAction = AddToUndoHistory);
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// If you need to make some preparations of tags before putting them to QMimeData
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// (and then to clipboard or to drag-n-drop object), here is a strategy for that.
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class TagMimeProcessor {
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public:
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virtual QString mimeTagFromTag(const QString &tagId) = 0;
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virtual QString tagFromMimeTag(const QString &mimeTag) = 0;
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virtual ~TagMimeProcessor() {
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}
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};
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void setTagMimeProcessor(std::unique_ptr<TagMimeProcessor> &&processor);
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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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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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bool viewportEvent(QEvent *e) override;
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void touchEvent(QTouchEvent *e);
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void paintEvent(QPaintEvent *e) override;
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void focusInEvent(QFocusEvent *e) override;
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void focusOutEvent(QFocusEvent *e) override;
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void keyPressEvent(QKeyEvent *e) override;
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void resizeEvent(QResizeEvent *e) override;
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void mousePressEvent(QMouseEvent *e) override;
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void dropEvent(QDropEvent *e) override;
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void contextMenuEvent(QContextMenuEvent *e) override;
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virtual void correctValue(
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const QString &was,
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QString &now,
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TagList &nowTags) {
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}
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void insertEmoji(EmojiPtr emoji, QTextCursor c);
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QVariant loadResource(int type, const QUrl &name) override;
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void checkContentHeight();
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private:
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void updatePalette();
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void refreshPlaceholder();
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// "start" and "end" are in coordinates of text where emoji are replaced
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// by ObjectReplacementCharacter. If "end" = -1 means get text till the end.
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QString getTextPart(int start, int end, TagList *outTagsList, bool *outTagsChanged = nullptr) const;
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void getSingleEmojiFragment(QString &text, QTextFragment &fragment) const;
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// After any characters added we must postprocess them. This includes:
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// 1. Replacing font family to semibold for ~ characters, if we used Open Sans 13px.
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// 2. Replacing font family from semibold for all non-~ characters, if we used ...
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// 3. Replacing emoji code sequences by ObjectReplacementCharacters with emoji pics.
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// 4. Interrupting tags in which the text was inserted by any char except a letter.
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// 5. Applying tags from "_insertedTags" in case we pasted text with tags, not just text.
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// Rule 4 applies only if we inserted chars not in the middle of a tag (but at the end).
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void processFormatting(int changedPosition, int changedEnd);
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// We don't want accidentally detach InstantReplaces map.
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// So we access it only by const reference from this method.
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const InstantReplaces &instantReplaces() const;
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void processInstantReplaces(const QString &text);
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void applyInstantReplace(const QString &what, const QString &with);
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bool revertInstantReplace();
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bool heightAutoupdated();
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int placeholderSkipWidth() const;
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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 _placeholder;
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base::lambda<QString()> _placeholderFactory;
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int _placeholderAfterSymbols = 0;
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bool _focused = false;
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bool _placeholderVisible = true;
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Animation _a_placeholderFocused;
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Animation _a_placeholderVisible;
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TextWithTags _lastTextWithTags;
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// Tags list which we should apply while setText() call or insert from mime data.
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TagList _insertedTags;
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bool _insertedTagsAreFromMime;
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// Override insert position and charsAdded from complex text editing
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// (like drag-n-drop in the same text edit field).
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int _realInsertPosition = -1;
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int _realCharsAdded = 0;
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std::unique_ptr<TagMimeProcessor> _tagMimeProcessor;
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const 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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struct LinkRange {
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int start;
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int length;
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};
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friend bool operator==(const LinkRange &a, const LinkRange &b);
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friend bool operator!=(const LinkRange &a, const LinkRange &b);
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using LinkRanges = QVector<LinkRange>;
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LinkRanges _links;
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QTextCharFormat _defaultCharFormat;
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InstantReplaces _mutableInstantReplaces;
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bool _instantReplacesEnabled = true;
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};
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inline bool operator==(const FlatTextarea::LinkRange &a, const FlatTextarea::LinkRange &b) {
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return (a.start == b.start) && (a.length == b.length);
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}
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inline bool operator!=(const FlatTextarea::LinkRange &a, const FlatTextarea::LinkRange &b) {
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return !(a == b);
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}
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class FlatInput : public TWidgetHelper<QLineEdit>, private base::Subscriber {
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Q_OBJECT
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@@ -337,12 +112,6 @@ private:
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QPoint _touchStart;
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};
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enum class CtrlEnterSubmit {
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Enter,
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CtrlEnter,
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Both,
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};
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class InputField : public RpWidget, private base::Subscriber {
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Q_OBJECT
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@@ -373,10 +142,18 @@ public:
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void showError();
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void setMaxLength(int maxLength) {
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_maxLength = maxLength;
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}
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void setMaxLength(int maxLength);
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void setMinHeight(int minHeight);
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void setMaxHeight(int maxHeight);
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const TextWithTags &getTextWithTags() const {
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return _lastTextWithTags;
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}
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TextWithTags getTextWithTagsPart(int start, int end = -1) const;
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void insertTag(const QString &text, QString tagId = QString());
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bool empty() const {
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return _lastTextWithTags.text.isEmpty();
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}
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enum class HistoryAction {
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NewEntry,
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MergeEntry,
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@@ -386,6 +163,17 @@ public:
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const TextWithTags &textWithTags,
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HistoryAction historyAction = HistoryAction::NewEntry);
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// If you need to make some preparations of tags before putting them to QMimeData
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// (and then to clipboard or to drag-n-drop object), here is a strategy for that.
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class TagMimeProcessor {
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public:
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virtual QString mimeTagFromTag(const QString &tagId) = 0;
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virtual QString tagFromMimeTag(const QString &mimeTag) = 0;
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virtual ~TagMimeProcessor() {
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}
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};
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void setTagMimeProcessor(std::unique_ptr<TagMimeProcessor> &&processor);
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void setInstantReplaces(const InstantReplaces &replaces);
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void enableInstantReplaces(bool enabled);
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void commitInstantReplacement(
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@@ -397,7 +185,9 @@ public:
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const QString &getLastText() const {
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return _lastTextWithTags.text;
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}
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void setPlaceholder(base::lambda<QString()> placeholderFactory);
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void setPlaceholder(
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base::lambda<QString()> placeholderFactory,
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int afterSymbols = 0);
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void setPlaceholderHidden(bool forcePlaceholderHidden);
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void setDisplayFocused(bool focused);
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void finishAnimating();
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@@ -409,16 +199,23 @@ public:
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QSize sizeHint() const override;
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QSize minimumSizeHint() const override;
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QString getText(int start = 0, int end = -1) const;
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bool hasText() const;
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void selectAll();
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bool isUndoAvailable() const;
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bool isRedoAvailable() 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 customUpDown(bool isCustom);
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void setCtrlEnterSubmit(CtrlEnterSubmit ctrlEnterSubmit);
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not_null<QTextDocument*> document();
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not_null<const QTextDocument*> document() const;
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void setTextCursor(const QTextCursor &cursor);
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void setCursorPosition(int position);
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QTextCursor textCursor() const;
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@@ -427,6 +224,8 @@ public:
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bool hasFocus() const;
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void setFocus();
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void clearFocus();
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not_null<QTextEdit*> rawTextEdit();
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not_null<const QTextEdit*> rawTextEdit() const;
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enum class MimeAction {
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Check,
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@@ -439,6 +238,10 @@ public:
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_mimeDataHook = std::move(hook);
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}
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const rpl::variable<int> &scrollTop() const;
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int scrollTopMax() const;
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void scrollTo(int top);
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private slots:
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void onTouchTimer();
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@@ -455,7 +258,6 @@ signals:
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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 focused();
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void blurred();
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void resized();
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@@ -464,14 +266,6 @@ protected:
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void startPlaceholderAnimation();
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void startBorderAnimation();
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void insertEmoji(EmojiPtr emoji, QTextCursor c);
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TWidget *tparent() {
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return qobject_cast<TWidget*>(parentWidget());
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}
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const TWidget *tparent() const {
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return qobject_cast<const TWidget*>(parentWidget());
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}
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void paintEvent(QPaintEvent *e) override;
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void focusInEvent(QFocusEvent *e) override;
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void mousePressEvent(QMouseEvent *e) override;
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@@ -488,6 +282,7 @@ private:
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void updatePalette();
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void refreshPlaceholder();
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int placeholderSkipWidth() const;
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bool heightAutoupdated();
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void checkContentHeight();
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@@ -498,12 +293,30 @@ private:
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void setFocused(bool focused);
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void keyPressEventInner(QKeyEvent *e);
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void contextMenuEventInner(QContextMenuEvent *e);
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void dropEventInner(QDropEvent *e);
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QMimeData *createMimeDataFromSelectionInner() const;
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bool canInsertFromMimeDataInner(const QMimeData *source) const;
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void insertFromMimeDataInner(const QMimeData *source);
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void processDocumentContentsChange(int position, int charsAdded);
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// "start" and "end" are in coordinates of text where emoji are replaced
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// by ObjectReplacementCharacter. If "end" = -1 means get text till the end.
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QString getTextPart(
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int start,
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int end,
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TagList &outTagsList,
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bool &outTagsChanged) const;
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// After any characters added we must postprocess them. This includes:
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// 1. Replacing font family to semibold for ~ characters, if we used Open Sans 13px.
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// 2. Replacing font family from semibold for all non-~ characters, if we used ...
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// 3. Replacing emoji code sequences by ObjectReplacementCharacters with emoji pics.
|
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// 4. Interrupting tags in which the text was inserted by any char except a letter.
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// 5. Applying tags from "_insertedTags" in case we pasted text with tags, not just text.
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// Rule 4 applies only if we inserted chars not in the middle of a tag (but at the end).
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void processFormatting(int changedPosition, int changedEnd);
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void chopByMaxLength(int insertPosition, int insertLength);
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// We don't want accidentally detach InstantReplaces map.
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// So we access it only by const reference from this method.
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@@ -516,21 +329,37 @@ private:
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Mode _mode = Mode::SingleLine;
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int _maxLength = -1;
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int _minHeight = -1;
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int _maxHeight = -1;
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bool _forcePlaceholderHidden = false;
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object_ptr<Inner> _inner;
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TextWithTags _lastTextWithTags;
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CtrlEnterSubmit _ctrlEnterSubmit = CtrlEnterSubmit::CtrlEnter;
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// Tags list which we should apply while setText() call or insert from mime data.
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TagList _insertedTags;
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bool _insertedTagsAreFromMime;
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// Override insert position and charsAdded from complex text editing
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// (like drag-n-drop in the same text edit field).
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int _realInsertPosition = -1;
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int _realCharsAdded = 0;
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std::unique_ptr<TagMimeProcessor> _tagMimeProcessor;
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SubmitSettings _submitSettings = SubmitSettings::Enter;
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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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bool _customUpDown = false;
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QString _placeholder;
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base::lambda<QString()> _placeholderFactory;
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int _placeholderAfterSymbols = 0;
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Animation _a_placeholderShifted;
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bool _placeholderShifted = false;
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QPainterPath _placeholderPath;
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@@ -557,6 +386,8 @@ private:
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QTextCharFormat _defaultCharFormat;
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rpl::variable<int> _scrollTop;
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InstantReplaces _mutableInstantReplaces;
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bool _instantReplacesEnabled = true;
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