qt5base-lts/tests/auto/other/macnativeevents/qnativeevents_mac.cpp
Sergio Ahumada 48e0c4df23 Update copyright year in Digia's license headers
Change-Id: Ic804938fc352291d011800d21e549c10acac66fb
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
2013-01-18 09:07:35 +01:00

383 lines
13 KiB
C++

/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qnativeevents.h"
#include <Carbon/Carbon.h>
#include <QtCore>
// ************************************************************
// Quartz
// ************************************************************
static Qt::KeyboardModifiers getModifiersFromQuartzEvent(CGEventRef inEvent)
{
Qt::KeyboardModifiers m;
CGEventFlags flags = CGEventGetFlags(inEvent);
if (flags & kCGEventFlagMaskShift || flags & kCGEventFlagMaskAlphaShift)
m |= Qt::ShiftModifier;
if (flags & kCGEventFlagMaskControl)
m |= Qt::ControlModifier;
if (flags & kCGEventFlagMaskAlternate)
m |= Qt::AltModifier;
if (flags & kCGEventFlagMaskCommand)
m |= Qt::MetaModifier;
return m;
}
static void setModifiersFromQNativeEvent(CGEventRef inEvent, const QNativeEvent &event)
{
CGEventFlags flags = 0;
if (event.modifiers.testFlag(Qt::ShiftModifier))
flags |= kCGEventFlagMaskShift;
if (event.modifiers.testFlag(Qt::ControlModifier))
flags |= kCGEventFlagMaskControl;
if (event.modifiers.testFlag(Qt::AltModifier))
flags |= kCGEventFlagMaskAlternate;
if (event.modifiers.testFlag(Qt::MetaModifier))
flags |= kCGEventFlagMaskCommand;
CGEventSetFlags(inEvent, flags);
}
static QPoint getMouseLocationFromQuartzEvent(CGEventRef inEvent)
{
CGPoint pos = CGEventGetLocation(inEvent);
QPoint tmp;
tmp.setX(pos.x);
tmp.setY(pos.y);
return tmp;
}
static QChar getCharFromQuartzEvent(CGEventRef inEvent)
{
UniCharCount count = 0;
UniChar c;
CGEventKeyboardGetUnicodeString(inEvent, 1, &count, &c);
return QChar(c);
}
static CGEventRef EventHandler_Quartz(CGEventTapProxy proxy, CGEventType type, CGEventRef inEvent, void *refCon)
{
Q_UNUSED(proxy);
QNativeInput *nativeInput = static_cast<QNativeInput *>(refCon);
switch (type){
case kCGEventKeyDown:{
QNativeKeyEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.nativeKeyCode = CGEventGetIntegerValueField(inEvent, kCGKeyboardEventKeycode);
e.character = getCharFromQuartzEvent(inEvent);
e.press = true;
nativeInput->notify(&e);
break;
}
case kCGEventKeyUp:{
QNativeKeyEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.nativeKeyCode = CGEventGetIntegerValueField(inEvent, kCGKeyboardEventKeycode);
e.character = getCharFromQuartzEvent(inEvent);
e.press = false;
nativeInput->notify(&e);
break;
}
case kCGEventLeftMouseDown:{
QNativeMouseButtonEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
e.clickCount = CGEventGetIntegerValueField(inEvent, kCGMouseEventClickState);
e.button = Qt::LeftButton;
nativeInput->notify(&e);
break;
}
case kCGEventLeftMouseUp:{
QNativeMouseButtonEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
e.clickCount = 0;
e.button = Qt::LeftButton;
nativeInput->notify(&e);
break;
}
case kCGEventRightMouseDown:{
QNativeMouseButtonEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
e.clickCount = CGEventGetIntegerValueField(inEvent, kCGMouseEventClickState);
e.button = Qt::RightButton;
nativeInput->notify(&e);
break;
}
case kCGEventRightMouseUp:{
QNativeMouseButtonEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
e.clickCount = 0;
e.button = Qt::RightButton;
nativeInput->notify(&e);
break;
}
case kCGEventMouseMoved:{
QNativeMouseMoveEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
nativeInput->notify(&e);
break;
}
case kCGEventLeftMouseDragged:{
QNativeMouseDragEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
e.clickCount = CGEventGetIntegerValueField(inEvent, kCGMouseEventClickState);
e.button = Qt::LeftButton;
nativeInput->notify(&e);
break;
}
case kCGEventScrollWheel:{
QNativeMouseWheelEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.delta = CGEventGetIntegerValueField(inEvent, kCGScrollWheelEventDeltaAxis1);
e.globalPos = getMouseLocationFromQuartzEvent(inEvent);
nativeInput->notify(&e);
break;
}
case kCGEventFlagsChanged:{
QNativeModifierEvent e;
e.modifiers = getModifiersFromQuartzEvent(inEvent);
e.nativeKeyCode = CGEventGetIntegerValueField(inEvent, kCGKeyboardEventKeycode);
nativeInput->notify(&e);
break;
}
}
return inEvent;
}
Qt::Native::Status insertEventHandler_Quartz(QNativeInput *nativeInput, int pid = 0)
{
uid_t uid = geteuid();
if (uid != 0)
qWarning("MacNativeEvents: You must be root to listen for key events!");
CFMachPortRef port;
if (!pid){
port = CGEventTapCreate(kCGHIDEventTap,
kCGHeadInsertEventTap, kCGEventTapOptionListenOnly,
kCGEventMaskForAllEvents, EventHandler_Quartz, nativeInput);
} else {
ProcessSerialNumber psn;
GetProcessForPID(pid, &psn);
port = CGEventTapCreateForPSN(&psn,
kCGHeadInsertEventTap, kCGEventTapOptionListenOnly,
kCGEventMaskForAllEvents, EventHandler_Quartz, nativeInput);
}
CFRunLoopSourceRef eventSrc = CFMachPortCreateRunLoopSource(NULL, port, 0);
CFRunLoopAddSource((CFRunLoopRef) GetCFRunLoopFromEventLoop(GetMainEventLoop()),
eventSrc, kCFRunLoopCommonModes);
return Qt::Native::Success;
}
Qt::Native::Status removeEventHandler_Quartz()
{
return Qt::Native::Success; // ToDo:
}
Qt::Native::Status sendNativeKeyEventToProcess_Quartz(const QNativeKeyEvent &event, int pid)
{
ProcessSerialNumber psn;
GetProcessForPID(pid, &psn);
CGEventRef e = CGEventCreateKeyboardEvent(0, (uint)event.nativeKeyCode, event.press);
setModifiersFromQNativeEvent(e, event);
SetFrontProcess(&psn);
CGEventPostToPSN(&psn, e);
CFRelease(e);
return Qt::Native::Success;
}
Qt::Native::Status sendNativeKeyEvent_Quartz(const QNativeKeyEvent &event)
{
CGEventRef e = CGEventCreateKeyboardEvent(0, (uint)event.nativeKeyCode, event.press);
setModifiersFromQNativeEvent(e, event);
CGEventPost(kCGHIDEventTap, e);
CFRelease(e);
return Qt::Native::Success;
}
Qt::Native::Status sendNativeMouseMoveEvent_Quartz(const QNativeMouseMoveEvent &event)
{
CGPoint pos;
pos.x = event.globalPos.x();
pos.y = event.globalPos.y();
CGEventRef e = CGEventCreateMouseEvent(0, kCGEventMouseMoved, pos, 0);
setModifiersFromQNativeEvent(e, event);
CGEventPost(kCGHIDEventTap, e);
CFRelease(e);
return Qt::Native::Success;
}
Qt::Native::Status sendNativeMouseButtonEvent_Quartz(const QNativeMouseButtonEvent &event)
{
CGPoint pos;
pos.x = event.globalPos.x();
pos.y = event.globalPos.y();
CGEventType type = 0;
if (event.button == Qt::LeftButton)
type = (event.clickCount > 0) ? kCGEventLeftMouseDown : kCGEventLeftMouseUp;
else if (event.button == Qt::RightButton)
type = (event.clickCount > 0) ? kCGEventRightMouseDown : kCGEventRightMouseUp;
else
type = (event.clickCount > 0) ? kCGEventOtherMouseDown : kCGEventOtherMouseUp;
CGEventRef e = CGEventCreateMouseEvent(0, type, pos, event.button);
setModifiersFromQNativeEvent(e, event);
CGEventSetIntegerValueField(e, kCGMouseEventClickState, event.clickCount);
CGEventPost(kCGHIDEventTap, e);
CFRelease(e);
return Qt::Native::Success;
}
Qt::Native::Status sendNativeMouseDragEvent_Quartz(const QNativeMouseDragEvent &event)
{
CGPoint pos;
pos.x = event.globalPos.x();
pos.y = event.globalPos.y();
CGEventType type = 0;
if (event.button == Qt::LeftButton)
type = kCGEventLeftMouseDragged;
else if (event.button == Qt::RightButton)
type = kCGEventRightMouseDragged;
else
type = kCGEventOtherMouseDragged;
CGEventRef e = CGEventCreateMouseEvent(0, type, pos, event.button);
setModifiersFromQNativeEvent(e, event);
CGEventPost(kCGHIDEventTap, e);
CFRelease(e);
return Qt::Native::Success;
}
Qt::Native::Status sendNativeMouseWheelEvent_Quartz(const QNativeMouseWheelEvent &event)
{
CGPoint pos;
pos.x = event.globalPos.x();
pos.y = event.globalPos.y();
CGEventRef e = CGEventCreateScrollWheelEvent(0, kCGScrollEventUnitPixel, 1, 0);
CGEventSetIntegerValueField(e, kCGScrollWheelEventDeltaAxis1, event.delta);
CGEventSetLocation(e, pos);
setModifiersFromQNativeEvent(e, event);
CGEventPost(kCGHIDEventTap, e);
CFRelease(e);
return Qt::Native::Success;
}
Qt::Native::Status sendNativeModifierEvent_Quartz(const QNativeModifierEvent &event)
{
CGEventRef e = CGEventCreateKeyboardEvent(0, (uint)event.nativeKeyCode, 0);
CGEventSetType(e, kCGEventFlagsChanged);
setModifiersFromQNativeEvent(e, event);
CGEventPost(kCGHIDEventTap, e);
CFRelease(e);
return Qt::Native::Success;
}
// ************************************************************
// QNativeInput methods:
// ************************************************************
Qt::Native::Status QNativeInput::sendNativeMouseButtonEvent(const QNativeMouseButtonEvent &event)
{
return sendNativeMouseButtonEvent_Quartz(event);
}
Qt::Native::Status QNativeInput::sendNativeMouseMoveEvent(const QNativeMouseMoveEvent &event)
{
return sendNativeMouseMoveEvent_Quartz(event);
}
Qt::Native::Status QNativeInput::sendNativeMouseDragEvent(const QNativeMouseDragEvent &event)
{
return sendNativeMouseDragEvent_Quartz(event);
}
Qt::Native::Status QNativeInput::sendNativeMouseWheelEvent(const QNativeMouseWheelEvent &event)
{
return sendNativeMouseWheelEvent_Quartz(event);
}
Qt::Native::Status QNativeInput::sendNativeKeyEvent(const QNativeKeyEvent &event, int pid)
{
if (!pid)
return sendNativeKeyEvent_Quartz(event);
else
return sendNativeKeyEventToProcess_Quartz(event, pid);
}
Qt::Native::Status QNativeInput::sendNativeModifierEvent(const QNativeModifierEvent &event)
{
return sendNativeModifierEvent_Quartz(event);
}
Qt::Native::Status QNativeInput::subscribeForNativeEvents()
{
return insertEventHandler_Quartz(this);
}
Qt::Native::Status QNativeInput::unsubscribeForNativeEvents()
{
return removeEventHandler_Quartz();
}
// Some Qt to Mac mappings:
int QNativeKeyEvent::Key_A = 0;
int QNativeKeyEvent::Key_B = 11;
int QNativeKeyEvent::Key_C = 8;
int QNativeKeyEvent::Key_1 = 18;
int QNativeKeyEvent::Key_Backspace = 51;
int QNativeKeyEvent::Key_Enter = 36;
int QNativeKeyEvent::Key_Del = 117;