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Imported Upstream version 4.2.0.179
Former-commit-id: 0a113cb3a6feb7873f632839b1307cc6033cd595
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Xamarin Public Jenkins
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Jo Shields
Jo Shields
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183bba2c9a
commit
6992685b86
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright (c) 2007 Novell, Inc.
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//
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// Authors:
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// Geoff Norton <gnorton@novell.com>
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//
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//
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using System;
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using System.Runtime.InteropServices;
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namespace System.Windows.Forms.CarbonInternal {
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internal delegate int EventDelegate (IntPtr callref, IntPtr eventref, IntPtr user_data);
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internal class EventHandler {
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internal static EventDelegate EventHandlerDelegate = new EventDelegate (EventCallback);
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internal static XplatUICarbon Driver;
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internal const int EVENT_NOT_HANDLED = 0;
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internal const int EVENT_HANDLED = -9874;
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internal const uint kEventClassMouse = 1836021107;
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internal const uint kEventClassKeyboard = 1801812322;
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internal const uint kEventClassTextInput = 1952807028;
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internal const uint kEventClassApplication = 1634758764;
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internal const uint kEventClassAppleEvent = 1701867619;
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internal const uint kEventClassMenu = 1835363957;
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internal const uint kEventClassWindow = 2003398244;
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internal const uint kEventClassControl = 1668183148;
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internal const uint kEventClassCommand = 1668113523;
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internal const uint kEventClassTablet = 1952607348;
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internal const uint kEventClassVolume = 1987013664;
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internal const uint kEventClassAppearance = 1634758765;
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internal const uint kEventClassService = 1936028278;
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internal const uint kEventClassToolbar = 1952604530;
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internal const uint kEventClassToolbarItem = 1952606580;
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internal const uint kEventClassAccessibility = 1633903461;
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internal const uint kEventClassHIObject = 1751740258;
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internal static EventTypeSpec [] HIObjectEvents = new EventTypeSpec [] {
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new EventTypeSpec (kEventClassHIObject, HIObjectHandler.kEventHIObjectConstruct),
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new EventTypeSpec (kEventClassHIObject, HIObjectHandler.kEventHIObjectInitialize),
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new EventTypeSpec (kEventClassHIObject, HIObjectHandler.kEventHIObjectDestruct)
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};
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internal static EventTypeSpec [] ControlEvents = new EventTypeSpec [] {
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlBoundsChanged),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlDraw),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlDragEnter),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlDragWithin),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlDragLeave),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlDragReceive),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlGetFocusPart),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlInitialize),
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new EventTypeSpec (kEventClassControl, ControlHandler.kEventControlVisibilityChanged)
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};
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internal static EventTypeSpec [] ApplicationEvents = new EventTypeSpec[] {
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new EventTypeSpec (kEventClassApplication, ApplicationHandler.kEventAppActivated),
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new EventTypeSpec (kEventClassApplication, ApplicationHandler.kEventAppDeactivated)
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};
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private static EventTypeSpec [] WindowEvents = new EventTypeSpec[] {
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new EventTypeSpec (kEventClassMouse, MouseHandler.kEventMouseMoved),
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new EventTypeSpec (kEventClassMouse, MouseHandler.kEventMouseDragged),
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new EventTypeSpec (kEventClassMouse, MouseHandler.kEventMouseDown),
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new EventTypeSpec (kEventClassMouse, MouseHandler.kEventMouseUp),
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new EventTypeSpec (kEventClassMouse, MouseHandler.kEventMouseWheelMoved),
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new EventTypeSpec (kEventClassMouse, MouseHandler.kEventMouseScroll),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowDeactivated),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowActivated),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowDeactivated),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowCollapsed),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowCollapsing),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowExpanded),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowExpanding),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowBoundsChanged),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowResizeStarted),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowResizeCompleted),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowClose),
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new EventTypeSpec (kEventClassWindow, WindowHandler.kEventWindowShown),
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new EventTypeSpec (kEventClassKeyboard, KeyboardHandler.kEventRawKeyModifiersChanged),
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new EventTypeSpec (kEventClassKeyboard, KeyboardHandler.kEventRawKeyDown),
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new EventTypeSpec (kEventClassKeyboard, KeyboardHandler.kEventRawKeyRepeat),
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new EventTypeSpec (kEventClassKeyboard, KeyboardHandler.kEventRawKeyUp),
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new EventTypeSpec (kEventClassTextInput, KeyboardHandler.kEventTextInputUnicodeForKeyEvent)
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};
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internal static int EventCallback (IntPtr callref, IntPtr eventref, IntPtr handle) {
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uint klass = GetEventClass (eventref);
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uint kind = GetEventKind (eventref);
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MSG msg = new MSG ();
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IEventHandler handler = null;
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switch (klass) {
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case kEventClassHIObject: {
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handler = (IEventHandler) Driver.HIObjectHandler;
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break;
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}
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case kEventClassKeyboard:
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case kEventClassTextInput:
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handler = (IEventHandler) Driver.KeyboardHandler;
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break;
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case kEventClassWindow:
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handler = (IEventHandler) Driver.WindowHandler;
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break;
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case kEventClassMouse:
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handler = (IEventHandler) Driver.MouseHandler;
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break;
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case kEventClassControl:
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handler = (IEventHandler) Driver.ControlHandler;
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break;
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case kEventClassApplication:
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handler = (IEventHandler) Driver.ApplicationHandler;
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break;
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default:
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return EVENT_NOT_HANDLED;
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}
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if (handler.ProcessEvent (callref, eventref, handle, kind, ref msg)) {
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Driver.EnqueueMessage (msg);
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return EVENT_HANDLED;
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}
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return EVENT_NOT_HANDLED;
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}
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internal static bool TranslateMessage (ref MSG msg) {
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bool result = false;
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if (!result)
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result = Driver.KeyboardHandler.TranslateMessage (ref msg);
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if (!result)
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result = Driver.MouseHandler.TranslateMessage (ref msg);
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return result;
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}
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internal static void InstallApplicationHandler () {
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InstallEventHandler (GetApplicationEventTarget (), EventHandlerDelegate, (uint)ApplicationEvents.Length, ApplicationEvents, IntPtr.Zero, IntPtr.Zero);
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}
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internal static void InstallControlHandler (IntPtr control) {
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InstallEventHandler (GetControlEventTarget (control), EventHandlerDelegate, (uint)ControlEvents.Length, ControlEvents, control, IntPtr.Zero);
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}
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internal static void InstallWindowHandler (IntPtr window) {
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InstallEventHandler (GetWindowEventTarget (window), EventHandlerDelegate, (uint)WindowEvents.Length, WindowEvents, window, IntPtr.Zero);
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}
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[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
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static extern IntPtr GetApplicationEventTarget ();
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[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
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internal static extern IntPtr GetControlEventTarget (IntPtr control);
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[DllImport("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
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internal static extern IntPtr GetWindowEventTarget (IntPtr window);
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[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
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internal static extern uint GetEventClass (IntPtr eventref);
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[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
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static extern uint GetEventKind (IntPtr eventref);
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[DllImport ("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
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static extern int InstallEventHandler (IntPtr window, EventDelegate event_handler, uint count, EventTypeSpec [] types, IntPtr user_data, IntPtr handlerref);
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}
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}
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