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| |
| #ifndef QWINDOWSINPUTCONTEXT_H |
| #define QWINDOWSINPUTCONTEXT_H |
| |
| #include <QtCore/qt_windows.h> |
| |
| #include <QtCore/qlocale.h> |
| #include <QtCore/qpointer.h> |
| #include <qpa/qplatforminputcontext.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QInputMethodEvent; |
| class QWindowsWindow; |
| |
| class QWindowsInputContext : public QPlatformInputContext |
| { |
| Q_DISABLE_COPY_MOVE(QWindowsInputContext) |
| Q_OBJECT |
| |
| struct CompositionContext |
| { |
| HWND hwnd = nullptr; |
| QString composition; |
| int position = 0; |
| bool isComposing = false; |
| QPointer<QObject> focusObject; |
| }; |
| public: |
| explicit QWindowsInputContext(); |
| ~QWindowsInputContext() override; |
| |
| static void setWindowsImeEnabled(QWindowsWindow *platformWindow, bool enabled); |
| |
| bool hasCapability(Capability capability) const override; |
| QLocale locale() const override { return m_locale; } |
| |
| void reset() override; |
| void update(Qt::InputMethodQueries) override; |
| void invokeAction(QInputMethod::Action, int cursorPosition) override; |
| void setFocusObject(QObject *object) override; |
| |
| QRectF keyboardRect() const override; |
| bool isInputPanelVisible() const override; |
| void showInputPanel() override; |
| void hideInputPanel() override; |
| |
| bool startComposition(HWND hwnd); |
| bool composition(HWND hwnd, LPARAM lParam); |
| bool endComposition(HWND hwnd); |
| inline bool isComposing() const { return m_compositionContext.isComposing; } |
| |
| int reconvertString(RECONVERTSTRING *reconv); |
| |
| bool handleIME_Request(WPARAM wparam, LPARAM lparam, LRESULT *result); |
| void handleInputLanguageChanged(WPARAM wparam, LPARAM lparam); |
| |
| private slots: |
| void cursorRectChanged(); |
| |
| private: |
| void initContext(HWND hwnd, QObject *focusObject); |
| void doneContext(); |
| void startContextComposition(); |
| void endContextComposition(); |
| void updateEnabled(); |
| HWND getVirtualKeyboardWindowHandle() const; |
| |
| const DWORD m_WM_MSIME_MOUSE; |
| bool m_caretCreated = false; |
| HBITMAP m_transparentBitmap; |
| CompositionContext m_compositionContext; |
| bool m_endCompositionRecursionGuard = false; |
| LCID m_languageId; |
| QLocale m_locale; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QWINDOWSINPUTCONTEXT_H |