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Diffstat (limited to 'extra/kde320/kkeyserver_x11.h')
| -rw-r--r-- | extra/kde320/kkeyserver_x11.h | 433 |
1 files changed, 433 insertions, 0 deletions
diff --git a/extra/kde320/kkeyserver_x11.h b/extra/kde320/kkeyserver_x11.h new file mode 100644 index 0000000..cf1b360 --- /dev/null +++ b/extra/kde320/kkeyserver_x11.h @@ -0,0 +1,433 @@ +#ifndef _KKEYSERVER_X11_H +#define _KKEYSERVER_X11_H + +#include "kshortcut.h" +#include "kkeynative.h" + +/** + * A collection of functions for the conversion of key presses and + * their modifiers from the window system (X11) specific format + * to the generic format and vice-versa. + */ +namespace KKeyServer +{ + /** + * Supplement enum KKey::ModFlag + * @since 3.1 + */ + enum ExtraModFlag { MODE_SWITCH = 0x2000 }; + + /** + * Represents a key symbol. + * @see KKey + * @see KKeyServer + */ + struct Sym + { + public: + /// the actual value of the symbol + uint m_sym; + + /// Creates a null symbol. + Sym() + { m_sym = 0; } + /** + * Creates asymbol with the given value. + * @param sym the value + */ + Sym( uint sym ) + { m_sym = sym; } + /** + * Creates a symbol from the given string description. + * @param s the description of the symbol + * @see toString() + */ + Sym( const QString& s ) + { init( s ); } + + /** + * Initializes the symbol with the given Qt key code. + * @param keyQt the qt key code + * @return true if successful, false otherwise + * @see Qt::Key + */ + bool initQt( int keyQt ); + + /** + * Initializes the key with the given string description. + * @param s the string description + * @return true if successful, false otherwise + * @see toString() + */ + bool init( const QString &s ); + + /** + * Returns the qt key code of the symbol. + * @return the qt key code + */ + int qt() const; + + /** + * @internal + */ + QString toStringInternal() const; + + /** + * Returns the string representation of the symbol. + * @return the string representation of the symbol + */ + QString toString() const; + + /** + * Returns the mods that are required for this symbol as + * ORed KKey::ModFlag's. For example, Break requires a + * Ctrl to be valid. + * @return the required KKey::ModFlag's + * @see KKey::ModFlag + */ + uint getModsRequired() const; + + /** + * TODO: please find out what this method does and document it + */ + uint getSymVariation() const; + + /** + * Casts the symbol to its integer representation. + */ + operator uint() const { return m_sym; } + + /** + * Overloaded operator to convert ints to Sym. + */ + Sym& operator =( uint sym ) { m_sym = sym; return *this; } + + private: + QString toString( bool bUserSpace ) const; + + static void capitalizeKeyname( QString& ); + }; + + /** + * Represents a key press. + * @see KKey + */ + struct Key + { + /// Code for native Keys in Qt + enum { CODE_FOR_QT = 256 }; + + /// The code of the key + uint m_code; + + /// The modifiers of the key + uint m_mod; + + /// The symbol of the key + uint m_sym; + + /** + * Initializes the key with a KKey. + * @param key the key to get the data from + * @param bQt true to take the Qt keycode, false + * for the native key code + * @see Qt::Key + * @see KKeyNative + */ + bool init( const KKey& key, bool bQt ); + + /** + * Checks whether the key code is a native code. + * @return true if native code of the window system, + * false if it is a Qt keycode + * @see Qt::Key + * @see KKeyNative + */ + bool isNative() const { return m_code != CODE_FOR_QT; } + + /** + * Returns the code of the key. + * @return the code of the key + */ + uint code() const { return m_code; } + + /** + * Returns the modifiers of the key. + * @return the modifiers of the key + */ + uint mod() const { return m_mod; } + + /** + * Returns the symbol of the key. + * @return the symbol of the key + */ + uint sym() const { return m_sym; } + + /** + * Returns the qt key code. + * @return the qt key code + */ + int keyCodeQt() const { return (int) m_sym; } + + /** + * Sets the qt key code. + * @param keyQt the qt key code + */ + void setKeycodeQt( int keyQt ) + { m_code = CODE_FOR_QT; m_sym = keyQt; } + + /** + * Initializes this key with a KKeyNative. + * @return this key + */ + Key& operator =( const KKeyNative& key ); + + /** + * Compares this key with the given Key object. Returns a + * negative number if the given Key is larger, 0 if they + * are equal and a positive number this Key is larger. The + * returned value is the difference between the symbol, modifier + * or code, whatever is non-zero first. + * + * @param key the key to compare with this key + * @return a negative number if the given Key is larger, 0 if + * they are equal and a positive number this Key is larger + */ + int compare( const Key& key ) const; + + /** + * Compares the symbol, modifiers and code of both keys. + * @see compare() + */ + bool operator ==( const Key& b ) const + { return compare( b ) == 0; } + + /** + * Compares the symbol, modifiers and code of both keys. + * @see compare() + */ + bool operator <( const Key& b ) const + { return compare( b ) < 0; } + + /** + * Converts this Key to a KKey. + * @return the KKey + */ + KKey key() const; + }; + + /** + * TODO: please document this class + */ + struct Variations + { + enum { MAX_VARIATIONS = 4 }; + + Key m_rgkey[MAX_VARIATIONS]; + uint m_nVariations; + + Variations() { m_nVariations = 0; } + + void init( const KKey&, bool bQt ); + + uint count() const { return m_nVariations; } + const Key& key( uint i ) const { return m_rgkey[i]; } + }; + + /// TODO: please document + bool initializeMods(); + + /** + * Returns the equivalent X modifier mask of the given modifier flag. + * @param modFlag the generic flags to check + * @return the window system specific flags + */ + uint modX( KKey::ModFlag modFlag ); + + /** + * Returns true if the current keyboard layout supports the Win key. + * Specifically, whether the Super or Meta keys are assigned to an X modifier. + * @return true if the keyboard has a Win key + * @see modXWin() + */ + bool keyboardHasWinKey(); + + /** + * Returns the X11 Shift modifier mask/flag. + * @return the X11 Shift modifier mask/flag. + * @see accelModMaskX() + */ + uint modXShift(); + + /** + * Returns the X11 Lock modifier mask/flag. + * @return the X11 Lock modifier mask/flag. + * @see accelModMaskX() + */ + uint modXLock(); + + /** + * Returns the X11 Ctrl modifier mask/flag. + * @return the X11 Ctrl modifier mask/flag. + * @see accelModMaskX() + */ + uint modXCtrl(); + + /** + * Returns the X11 Alt (Mod1) modifier mask/flag. + * @return the X11 Alt (Mod1) modifier mask/flag. + * @see accelModMaskX() + */ + uint modXAlt(); + + /** + * Returns the X11 NumLock modifier mask/flag. + * @return the X11 NumLock modifier mask/flag. + * @see accelModMaskX() + */ + uint modXNumLock(); + + /** + * Returns the X11 Win (Mod3) modifier mask/flag. + * @return the X11 Win (Mod3) modifier mask/flag. + * @see keyboardHasWinKey() + * @see accelModMaskX() + */ + uint modXWin(); + + /** + * Returns the X11 ScrollLock modifier mask/flag. + * @return the X11 ScrollLock modifier mask/flag. + * @see accelModMaskX() + */ + uint modXScrollLock(); + + /** + * Returns bitwise OR'ed mask containing Shift, Ctrl, Alt, and + * Win (if available). + * @see modXShift() + * @see modXLock() + * @see modXCtrl() + * @see modXAlt() + * @see modXNumLock() + * @see modXWin() + * @see modXScrollLock() + */ + uint accelModMaskX(); + + /** + * Extracts the symbol from the given Qt key and + * converts it to a symbol. + * @param keyQt the qt key code + * @param sym if successful, the symbol will be written here + * @return true if successful, false otherwise + * @see Qt::Key + * @see Sym + */ + bool keyQtToSym( int keyQt, uint& sym ); + + /** + * Extracts the modifiers from the given Qt key and + * converts them in a mask of ORed KKey::ModFlag modifiers. + * @param keyQt the qt key code + * @param mod if successful, the modifiers will be written here + * @return true if successful, false otherwise + * @see Qt::Key + */ + bool keyQtToMod( int keyQt, uint& mod ); + + /** + * Converts the given symbol to a Qt key code. + * @param sym the symbol + * @param keyQt if successful, the qt key code will be written here + * @return true if successful, false otherwise + * @see Qt::Key + * @see Sym + */ + bool symToKeyQt( uint sym, int& keyQt ); + + /** + * Converts the mask of ORed KKey::ModFlag modifiers to + * a mask of ORed Qt key code modifiers. + * @param mod the mask of KKey::ModFlag modifiers + * @param modQt the mask of Qt key code modifiers will be written here, + * if successful + * @return true if successful, false otherwise + * @see Qt::Key + * @see KKey + */ + bool modToModQt( uint mod, int& modQt ); + + /** + * Converts the mask of ORed KKey::ModFlag modifiers to + * a mask of ORed X11 modifiers. + * @param mod the mask of KKey::ModFlag modifiers + * @param modX the mask of X11 modifiers will be written here, + * if successful + * @return true if successful, false otherwise + * @see KKey + */ + bool modToModX( uint mod, uint& modX ); + + /** + * Converts the mask of ORed X11 modifiers to + * a mask of ORed Qt key code modifiers. + * @param modX the mask of X11 modifiers + * @param modQt the mask of Qt key code modifiers will be written here + * if successful + * @return true if successful, false otherwise + * @see Qt::Key + */ + bool modXToModQt( uint modX, int& modQt ); + + /** + * Converts the mask of ORed X11 modifiers to + * a mask of ORed KKey::ModFlag modifiers. + * @param modX the mask of X11 modifiers + * @param mod the mask of KKey::ModFlag modifiers will be written here, + * if successful + * @return true if successful, false otherwise + * @see KKey + */ + bool modXToMod( uint modX, uint& mod ); + + /** + * Converts a X11 key code and a mask of ORed X11 modifiers + * into a X11 symbol. + * converts it to a symbol. + * @param codeX the X11 key code + * @param modX the mask of ORed X11 modifiers + * @param symX if successful, the X11 symbol will be written here + * @return true if successful, false otherwise + * @see Qt::Key + * @see Sym + */ + bool codeXToSym( uchar codeX, uint modX, uint& symX ); + + /** + * @internal + */ + QString modToStringInternal( uint mod ); + + /** + * Converts the mask of ORed KKey::ModFlag modifiers to a + * user-readable string. + * @param mod the mask of ORed KKey::ModFlag modifiers + * @return the user-readable string + */ + QString modToStringUser( uint mod ); + + /** + * @internal + * Unimplemented? + */ + bool stringToSymMod( const QString&, uint& sym, uint& mod ); + + /** + * @internal + * Unimplemented? + */ + void keyQtToKeyX( uint keyCombQt, unsigned char *pKeyCodeX, uint *pKeySymX, uint *pKeyModX ); +} + +#endif // !_KKEYSERVER_X11_H |