1 /* 2 * Copyright (C) 2004, 2006 Apple Computer, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #import "config.h" 27 #import "PlatformMouseEvent.h" 28 29 #import "PlatformScreen.h" 30 31 namespace WebCore { 32 33 static MouseButton mouseButtonForEvent(NSEvent *event) 34 { 35 switch ([event type]) { 36 case NSLeftMouseDown: 37 case NSLeftMouseUp: 38 case NSLeftMouseDragged: 39 return LeftButton; 40 case NSRightMouseDown: 41 case NSRightMouseUp: 42 case NSRightMouseDragged: 43 return RightButton; 44 case NSOtherMouseDown: 45 case NSOtherMouseUp: 46 case NSOtherMouseDragged: 47 return MiddleButton; 48 default: 49 return NoButton; 50 } 51 } 52 53 static int clickCountForEvent(NSEvent *event) 54 { 55 switch ([event type]) { 56 case NSLeftMouseDown: 57 case NSLeftMouseUp: 58 case NSLeftMouseDragged: 59 case NSRightMouseDown: 60 case NSRightMouseUp: 61 case NSRightMouseDragged: 62 case NSOtherMouseDown: 63 case NSOtherMouseUp: 64 case NSOtherMouseDragged: 65 return [event clickCount]; 66 default: 67 return 0; 68 } 69 } 70 71 IntPoint globalPoint(const NSPoint& windowPoint, NSWindow *window) 72 { 73 return IntPoint(flipScreenPoint([window convertBaseToScreen:windowPoint], screenForWindow(window))); 74 } 75 76 IntPoint pointForEvent(NSEvent *event, NSView *windowView) 77 { 78 switch ([event type]) { 79 case NSLeftMouseDown: 80 case NSLeftMouseUp: 81 case NSLeftMouseDragged: 82 case NSRightMouseDown: 83 case NSRightMouseUp: 84 case NSRightMouseDragged: 85 case NSOtherMouseDown: 86 case NSOtherMouseUp: 87 case NSOtherMouseDragged: 88 case NSMouseMoved: 89 case NSScrollWheel: { 90 // Note: This will have its origin at the bottom left of the window unless windowView is flipped. 91 // In those cases, the Y coordinate gets flipped by Widget::convertFromContainingWindow. 92 NSPoint location = [event locationInWindow]; 93 if (windowView) 94 location = [windowView convertPoint:location fromView:nil]; 95 return IntPoint(location); 96 } 97 default: 98 return IntPoint(); 99 } 100 } 101 102 IntPoint globalPointForEvent(NSEvent *event) 103 { 104 switch ([event type]) { 105 case NSLeftMouseDown: 106 case NSLeftMouseUp: 107 case NSLeftMouseDragged: 108 case NSRightMouseDown: 109 case NSRightMouseUp: 110 case NSRightMouseDragged: 111 case NSOtherMouseDown: 112 case NSOtherMouseUp: 113 case NSOtherMouseDragged: 114 case NSMouseMoved: 115 case NSScrollWheel: 116 return globalPoint([event locationInWindow], [event window]); 117 default: 118 return IntPoint(); 119 } 120 } 121 122 static MouseEventType mouseEventForNSEvent(NSEvent* event) 123 { 124 switch ([event type]) { 125 case NSScrollWheel: 126 return MouseEventScroll; 127 case NSLeftMouseDragged: 128 case NSRightMouseDragged: 129 case NSOtherMouseDragged: 130 case NSMouseMoved: 131 return MouseEventMoved; 132 case NSLeftMouseDown: 133 case NSRightMouseDown: 134 case NSOtherMouseDown: 135 return MouseEventPressed; 136 case NSLeftMouseUp: 137 case NSRightMouseUp: 138 case NSOtherMouseUp: 139 return MouseEventReleased; 140 default: 141 return MouseEventMoved; 142 } 143 } 144 145 PlatformMouseEvent::PlatformMouseEvent(NSEvent* event, NSView *windowView) 146 : m_position(pointForEvent(event, windowView)) 147 , m_globalPosition(globalPointForEvent(event)) 148 , m_button(mouseButtonForEvent(event)) 149 , m_eventType(mouseEventForNSEvent(event)) 150 , m_clickCount(clickCountForEvent(event)) 151 , m_shiftKey([event modifierFlags] & NSShiftKeyMask) 152 , m_ctrlKey([event modifierFlags] & NSControlKeyMask) 153 , m_altKey([event modifierFlags] & NSAlternateKeyMask) 154 , m_metaKey([event modifierFlags] & NSCommandKeyMask) 155 , m_timestamp([event timestamp]) 156 , m_modifierFlags([event modifierFlags]) 157 , m_eventNumber([event eventNumber]) 158 { 159 } 160 161 PlatformMouseEvent::PlatformMouseEvent(int x, int y, int globalX, int globalY, MouseButton button, MouseEventType eventType, 162 int clickCount, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey, double timestamp, 163 unsigned modifierFlags, int eventNumber) 164 : m_position(IntPoint(x, y)) 165 , m_globalPosition(IntPoint(globalX, globalY)) 166 , m_button(button) 167 , m_eventType(eventType) 168 , m_clickCount(clickCount) 169 , m_shiftKey(shiftKey) 170 , m_ctrlKey(ctrlKey) 171 , m_altKey(altKey) 172 , m_metaKey(metaKey) 173 , m_timestamp(timestamp) 174 , m_modifierFlags(modifierFlags) 175 , m_eventNumber(eventNumber) 176 { 177 } 178 179 } 180