ericek111andClaude Opus 5.5
cdef9b4ad0
Registers as KWin's virtual keyboard (input-method-unstable-v1), shows a non-focusable layer-shell overlay, and commits Unicode text. Verified in a nested headless KWin with the textprobe tool. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
#pragma once
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#include <QObject>
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#include <QString>
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// Delivers text produced by the keyboard to the focused application.
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// Implementations hide the transport (KWin input method, uinput, XTest, ...).
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// Keys are identified by XKB keysyms so every backend speaks the same language.
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class TextBackend : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(bool active READ isActive NOTIFY activeChanged)
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Q_PROPERTY(QString surroundingText READ surroundingText NOTIFY surroundingChanged)
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Q_PROPERTY(int cursorPosition READ cursorPosition NOTIFY surroundingChanged)
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public:
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using QObject::QObject;
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// True while a text field is focused and accepts input.
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virtual bool isActive() const = 0;
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// Text around the cursor, if the backend knows it (empty otherwise).
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virtual QString surroundingText() const { return {}; }
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virtual int cursorPosition() const { return -1; }
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Q_INVOKABLE virtual void commitText(const QString &text) = 0;
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Q_INVOKABLE virtual void setPreedit(const QString &text) = 0;
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Q_INVOKABLE virtual void sendKeysym(quint32 keysym, Qt::KeyboardModifiers modifiers = Qt::NoModifier) = 0;
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Q_SIGNALS:
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void activeChanged();
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void surroundingChanged();
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};
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