// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2007 Novell, Inc.
//
// Authors:
// Geoff Norton <gnorton@novell.com>
//
//
using System;
using System.Drawing;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace System.Windows.Forms.CarbonInternal{
internal class WindowHandler : EventHandlerBase, IEventHandler {
internal const uint kEventWindowUpdate = 1;
internal const uint kEventWindowDrawContent = 2;
internal const uint kEventWindowActivated = 5;
internal const uint kEventWindowDeactivated = 6;
internal const uint kEventWindowGetClickActivation = 7;
internal const uint kEventWindowShowing = 22;
internal const uint kEventWindowHiding = 23;
internal const uint kEventWindowShown = 24;
internal const uint kEventWindowHidden = 25;
internal const uint kEventWindowCollapsing = 86;
internal const uint kEventWindowExpanding = 87;
internal const uint kEventWindowZoomed = 76;
internal const uint kEventWindowBoundsChanging = 26;
internal const uint kEventWindowBoundsChanged = 27;
internal const uint kEventWindowResizeStarted = 28;
internal const uint kEventWindowResizeCompleted = 29;
internal const uint kEventWindowDragStarted = 30;
internal const uint kEventWindowDragCompleted = 31;
internal const uint kEventWindowTransitionStarted = 88;
internal const uint kEventWindowTransitionCompleted = 89;
internal const uint kEventWindowClickDragRgn = 32;
internal const uint kEventWindowClickResizeRgn = 33;
internal const uint kEventWindowClickCollapseRgn = 34;
internal const uint kEventWindowClickCloseRgn = 35;
internal const uint kEventWindowClickZoomRgn = 36;
internal const uint kEventWindowClickContentRgn = 37;
internal const uint kEventWindowClickProxyIconRgn = 38;
internal const uint kEventWindowClickToolbarButtonRgn = 41;
internal const uint kEventWindowClickStructureRgn = 42;
internal const uint kEventWindowCursorChange = 40;
internal const uint kEventWindowCollapse = 66;
internal const uint kEventWindowCollapsed = 67;
internal const uint kEventWindowCollapseAll = 68;
internal const uint kEventWindowExpand = 69;
internal const uint kEventWindowExpanded = 70;
internal const uint kEventWindowExpandAll = 71;
internal const uint kEventWindowClose = 72;
internal const uint kEventWindowClosed = 73;
internal const uint kEventWindowCloseAll = 74;
internal const uint kEventWindowZoom = 75;
internal const uint kEventWindowZoomAll = 77;
internal const uint kEventWindowContextualMenuSelect = 78;
internal const uint kEventWindowPathSelect = 79;
internal const uint kEventWindowGetIdealSize = 80;
internal const uint kEventWindowGetMinimumSize = 81;
internal const uint kEventWindowGetMaximumSize = 82;
internal const uint kEventWindowConstrain = 83;
internal const uint kEventWindowHandleContentClick = 85;
internal const uint kEventWindowGetDockTileMenu = 90;
internal const uint kEventWindowHandleActivate = 91;
internal const uint kEventWindowHandleDeactivate = 92;
internal const uint kEventWindowProxyBeginDrag = 128;
internal const uint kEventWindowProxyEndDrag = 129;
internal const uint kEventWindowToolbarSwitchMode = 150;
internal const uint kEventWindowFocusAcquired = 200;
internal const uint kEventWindowFocusRelinquish = 201;
internal const uint kEventWindowFocusContent = 202;
internal const uint kEventWindowFocusToolbar = 203;
internal const uint kEventWindowDrawerOpening = 220;
internal const uint kEventWindowDrawerOpened = 221;
internal const uint kEventWindowDrawerClosing = 222;
internal const uint kEventWindowDrawerClosed = 223;
internal const uint kEventWindowDrawFrame = 1000;
internal const uint kEventWindowDrawPart = 1001;
internal const uint kEventWindowGetRegion = 1002;
internal const uint kEventWindowHitTest = 1003;
internal const uint kEventWindowInit = 1004;
internal const uint kEventWindowDispose = 1005;
internal const uint kEventWindowDragHilite = 1006;
internal const uint kEventWindowModified = 1007;
internal const uint kEventWindowSetupProxyDragImage = 1008;
internal const uint kEventWindowStateChanged = 1009;
internal const uint kEventWindowMeasureTitle = 1010;
internal const uint kEventWindowDrawGrowBox = 1011;
internal const uint kEventWindowGetGrowImageRegion = 1012;
internal const uint kEventWindowPaint = 1013;
internal WindowHandler (XplatUICarbon driver) : base (driver) {}
public bool ProcessEvent (IntPtr callref, IntPtr eventref, IntPtr handle, uint kind, ref MSG msg) {
IntPtr window = Driver.HandleToWindow (handle);
Hwnd hwnd = Hwnd.ObjectFromHandle (window);
if (window != IntPtr.Zero) {
switch (kind) {
case kEventWindowActivated: {
Control c = Control.FromHandle (hwnd.client_window);
if (c != null) {
Form form = c.FindForm ();
if (form != null && !form.IsDisposed) {
Driver.SendMessage (form.Handle, Msg.WM_ACTIVATE, (IntPtr) WindowActiveFlags.WA_ACTIVE, IntPtr.Zero);
XplatUICarbon.ActiveWindow = hwnd.client_window;
}
}
foreach (IntPtr utility_window in XplatUICarbon.UtilityWindows) {
if (utility_window != handle && !XplatUICarbon.IsWindowVisible (utility_window))
XplatUICarbon.ShowWindow (utility_window);
}
break;
}
case kEventWindowExpanding:
foreach (IntPtr utility_window in XplatUICarbon.UtilityWindows) {
if (utility_window != handle && !XplatUICarbon.IsWindowVisible (utility_window))
XplatUICarbon.ShowWindow (utility_window);
}
msg.hwnd = hwnd.Handle;
msg.message = Msg.WM_ENTERSIZEMOVE;
return true;
case kEventWindowExpanded:
NativeWindow.WndProc (hwnd.Handle, Msg.WM_WINDOWPOSCHANGED, IntPtr.Zero, IntPtr.Zero);
msg.hwnd = hwnd.Handle;
msg.message = Msg.WM_EXITSIZEMOVE;
return true;
case kEventWindowDeactivated: {
Control c = Control.FromHandle (hwnd.client_window);
if (c != null) {
Form form = c.FindForm ();
if (form != null) {
Driver.SendMessage (form.Handle, Msg.WM_ACTIVATE, (IntPtr) WindowActiveFlags.WA_INACTIVE, IntPtr.Zero);
XplatUICarbon.ActiveWindow = IntPtr.Zero;
}
}
foreach (IntPtr utility_window in XplatUICarbon.UtilityWindows) {
if (utility_window != handle && XplatUICarbon.IsWindowVisible (utility_window))
XplatUICarbon.HideWindow (utility_window);
}
break;
}
case kEventWindowCollapsing:
foreach (IntPtr utility_window in XplatUICarbon.UtilityWindows) {
if (utility_window != handle && XplatUICarbon.IsWindowVisible (utility_window))
XplatUICarbon.HideWindow (utility_window);
}
msg.hwnd = hwnd.Handle;
msg.message = Msg.WM_ENTERSIZEMOVE;
return true;
case kEventWindowCollapsed:
NativeWindow.WndProc (hwnd.Handle, Msg.WM_WINDOWPOSCHANGED, IntPtr.Zero, IntPtr.Zero);
msg.hwnd = hwnd.Handle;
msg.message = Msg.WM_EXITSIZEMOVE;
return true;
case kEventWindowClose:
NativeWindow.WndProc (hwnd.Handle, Msg.WM_CLOSE, IntPtr.Zero, IntPtr.Zero);
return false;
case kEventWindowShown: {
msg.message = Msg.WM_SHOWWINDOW;
msg.lParam = (IntPtr) 1;
msg.wParam = (IntPtr) 0;
msg.hwnd = hwnd.Handle;
return true;
}
case kEventWindowResizeStarted: {
msg.message = Msg.WM_ENTERSIZEMOVE;
msg.hwnd = hwnd.Handle;
return true;
}
case kEventWindowResizeCompleted: {
msg.message = Msg.WM_EXITSIZEMOVE;
msg.hwnd = hwnd.Handle;
return true;
}
case kEventWindowBoundsChanged: {
Rect window_bounds = new Rect ();
HIRect view_bounds = new HIRect ();
Size size;
GetWindowBounds (handle, 33, ref window_bounds);
view_bounds.size.width = window_bounds.right - window_bounds.left;
view_bounds.size.height = window_bounds.bottom - window_bounds.top;
HIViewSetFrame (hwnd.WholeWindow, ref view_bounds);
size = XplatUICarbon.TranslateQuartzWindowSizeToWindowSize (Control.FromHandle (hwnd.Handle).GetCreateParams (), (int)view_bounds.size.width, (int)view_bounds.size.height);
hwnd.X = (int) window_bounds.left;
hwnd.Y = (int) window_bounds.top;
hwnd.Width = (int) size.Width;
hwnd.Height = (int) size.Height;
Driver.PerformNCCalc (hwnd);
msg.hwnd = hwnd.Handle;
msg.message = Msg.WM_WINDOWPOSCHANGED;
Driver.SetCaretPos (XplatUICarbon.Caret.Hwnd, XplatUICarbon.Caret.X, XplatUICarbon.Caret.Y);
return true;
}
}
}
return false;
}
[DllImport("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int GetWindowBounds (IntPtr handle, uint region, ref Rect bounds);
[DllImport("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
static extern int HIViewSetFrame (IntPtr handle, ref HIRect bounds);
}
}
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