winamp/Src/external_dependencies/openmpt-trunk/mptrack/InputHandler.h

85 lines
2.3 KiB
C++

/*
* InputHandler.h
* --------------
* Purpose: Implementation of keyboard input handling, keymap loading, ...
* Notes : (currently none)
* Authors: OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#pragma once
#include "openmpt/all/BuildSettings.hpp"
#include "CommandSet.h"
OPENMPT_NAMESPACE_BEGIN
// Hook codes
enum
{
HC_MIDI = 0x8000,
};
class CInputHandler
{
protected:
CWnd *m_pMainFrm;
KeyMap m_keyMap;
FlagSet<Modifiers> m_modifierMask = ModNone;
int m_bypassCount = 0;
bool m_bInterceptWindowsKeys : 1, m_bInterceptNumLock : 1, m_bInterceptCapsLock : 1, m_bInterceptScrollLock : 1;
public:
std::unique_ptr<CCommandSet> m_activeCommandSet;
std::array<CommandID, 10> m_lastCommands;
size_t m_lastCommandPos = 0;
public:
CInputHandler(CWnd *mainframe);
CommandID GeneralKeyEvent(InputTargetContext context, int code, WPARAM wParam , LPARAM lParam);
CommandID KeyEvent(InputTargetContext context, UINT &nChar, UINT &nRepCnt, UINT &nFlags, KeyEventType keyEventType, CWnd *pSourceWnd = nullptr);
static KeyEventType GetKeyEventType(UINT nFlags);
bool IsKeyPressHandledByTextBox(DWORD wparam, HWND hWnd) const;
CommandID HandleMIDIMessage(InputTargetContext context, uint32 message);
int GetKeyListSize(CommandID cmd) const;
protected:
void LogModifiers();
bool CatchModifierChange(WPARAM wParam, KeyEventType keyEventType, int scancode);
bool InterceptSpecialKeys(UINT nChar, UINT nFlags, bool generateMsg);
void SetupSpecialKeyInterception();
CommandID SendCommands(CWnd *wnd, const KeyMapRange &cmd);
public:
bool ShiftPressed() const;
bool SelectionPressed() const;
bool CtrlPressed() const;
bool AltPressed() const;
bool IsBypassed() const;
void Bypass(bool);
FlagSet<Modifiers> GetModifierMask() const;
void SetModifierMask(FlagSet<Modifiers> mask);
CString GetKeyTextFromCommand(CommandID c, const TCHAR *prependText = nullptr) const;
CString GetMenuText(UINT id) const;
void UpdateMainMenu();
void SetNewCommandSet(const CCommandSet *newSet);
bool SetEffectLetters(const CModSpecifications &modSpecs);
};
// RAII object for temporarily bypassing the input handler
class BypassInputHandler
{
private:
bool bypassed = false;
public:
BypassInputHandler();
~BypassInputHandler();
};
OPENMPT_NAMESPACE_END