181 lines
4.2 KiB
C++
181 lines
4.2 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2004 Chris Schoeneman, Nick Bolton, Sorin Sbarnea
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "IKeyState.h"
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#include <cstring>
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#include <cstdlib>
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//
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// IKeyState
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//
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CEvent::Type IKeyState::s_keyDownEvent = CEvent::kUnknown;
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CEvent::Type IKeyState::s_keyUpEvent = CEvent::kUnknown;
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CEvent::Type IKeyState::s_keyRepeatEvent = CEvent::kUnknown;
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CEvent::Type
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IKeyState::getKeyDownEvent()
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{
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return CEvent::registerTypeOnce(s_keyDownEvent,
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"IKeyState::keyDown");
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}
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CEvent::Type
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IKeyState::getKeyUpEvent()
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{
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return CEvent::registerTypeOnce(s_keyUpEvent,
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"IKeyState::keyUp");
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}
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CEvent::Type
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IKeyState::getKeyRepeatEvent()
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{
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return CEvent::registerTypeOnce(s_keyRepeatEvent,
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"IKeyState::keyRepeat");
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}
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//
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// IKeyState::CKeyInfo
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//
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IKeyState::CKeyInfo*
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IKeyState::CKeyInfo::alloc(KeyID id,
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KeyModifierMask mask, KeyButton button, SInt32 count)
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{
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CKeyInfo* info = (CKeyInfo*)malloc(sizeof(CKeyInfo));
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info->m_key = id;
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info->m_mask = mask;
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info->m_button = button;
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info->m_count = count;
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info->m_screens = NULL;
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info->m_screensBuffer[0] = '\0';
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return info;
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}
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IKeyState::CKeyInfo*
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IKeyState::CKeyInfo::alloc(KeyID id,
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KeyModifierMask mask, KeyButton button, SInt32 count,
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const std::set<CString>& destinations)
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{
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CString screens = join(destinations);
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// build structure
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CKeyInfo* info = (CKeyInfo*)malloc(sizeof(CKeyInfo) + screens.size());
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info->m_key = id;
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info->m_mask = mask;
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info->m_button = button;
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info->m_count = count;
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info->m_screens = info->m_screensBuffer;
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strcpy(info->m_screensBuffer, screens.c_str());
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return info;
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}
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IKeyState::CKeyInfo*
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IKeyState::CKeyInfo::alloc(const CKeyInfo& x)
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{
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CKeyInfo* info = (CKeyInfo*)malloc(sizeof(CKeyInfo) +
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strlen(x.m_screensBuffer));
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info->m_key = x.m_key;
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info->m_mask = x.m_mask;
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info->m_button = x.m_button;
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info->m_count = x.m_count;
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info->m_screens = x.m_screens ? info->m_screensBuffer : NULL;
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strcpy(info->m_screensBuffer, x.m_screensBuffer);
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return info;
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}
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bool
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IKeyState::CKeyInfo::isDefault(const char* screens)
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{
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return (screens == NULL || screens[0] == '\0');
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}
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bool
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IKeyState::CKeyInfo::contains(const char* screens, const CString& name)
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{
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// special cases
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if (isDefault(screens)) {
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return false;
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}
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if (screens[0] == '*') {
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return true;
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}
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// search
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CString match;
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match.reserve(name.size() + 2);
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match += ":";
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match += name;
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match += ":";
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return (strstr(screens, match.c_str()) != NULL);
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}
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bool
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IKeyState::CKeyInfo::equal(const CKeyInfo* a, const CKeyInfo* b)
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{
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return (a->m_key == b->m_key &&
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a->m_mask == b->m_mask &&
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a->m_button == b->m_button &&
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a->m_count == b->m_count &&
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strcmp(a->m_screensBuffer, b->m_screensBuffer) == 0);
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}
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CString
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IKeyState::CKeyInfo::join(const std::set<CString>& destinations)
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{
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// collect destinations into a string. names are surrounded by ':'
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// which makes searching easy. the string is empty if there are no
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// destinations and "*" means all destinations.
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CString screens;
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for (std::set<CString>::const_iterator i = destinations.begin();
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i != destinations.end(); ++i) {
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if (*i == "*") {
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screens = "*";
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break;
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}
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else {
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if (screens.empty()) {
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screens = ":";
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}
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screens += *i;
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screens += ":";
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}
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}
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return screens;
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}
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void
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IKeyState::CKeyInfo::split(const char* screens, std::set<CString>& dst)
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{
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dst.clear();
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if (isDefault(screens)) {
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return;
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}
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if (screens[0] == '*') {
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dst.insert("*");
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return;
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}
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const char* i = screens + 1;
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while (*i != '\0') {
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const char* j = strchr(i, ':');
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dst.insert(CString(i, j - i));
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i = j + 1;
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}
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}
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