mcs/class/Managed.Windows.Forms/System.Windows.Forms.CarbonInternal/WindowHandler.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2007 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Geoff Norton  <gnorton@novell.com>
  24 //
  25 //
  26
  27 using System;
  28 using System.Drawing;
  29 using System.Runtime.InteropServices;
  30
  31 namespace System.Windows.Forms.CarbonInternal {
  32         internal class WindowHandler : EventHandlerBase, IEventHandler {
  33                 internal const uint kEventWindowUpdate = 1;
  34                 internal const uint kEventWindowDrawContent = 2;
  35                 internal const uint kEventWindowActivated = 5;
  36                 internal const uint kEventWindowDeactivated = 6;
  37                 internal const uint kEventWindowGetClickActivation = 7;
  38                 internal const uint kEventWindowShowing = 22;
  39                 internal const uint kEventWindowHiding = 23;
  40                 internal const uint kEventWindowShown = 24;
  41                 internal const uint kEventWindowHidden = 25;
  42                 internal const uint kEventWindowCollapsing = 86;
  43                 internal const uint kEventWindowExpanding = 87;
  44                 internal const uint kEventWindowZoomed = 76;
  45                 internal const uint kEventWindowBoundsChanging = 26;
  46                 internal const uint kEventWindowBoundsChanged = 27;
  47                 internal const uint kEventWindowResizeStarted = 28;
  48                 internal const uint kEventWindowResizeCompleted = 29;
  49                 internal const uint kEventWindowDragStarted = 30;
  50                 internal const uint kEventWindowDragCompleted = 31;
  51                 internal const uint kEventWindowTransitionStarted = 88;
  52                 internal const uint kEventWindowTransitionCompleted = 89;
  53                 internal const uint kEventWindowClickDragRgn = 32;
  54                 internal const uint kEventWindowClickResizeRgn = 33;
  55                 internal const uint kEventWindowClickCollapseRgn = 34;
  56                 internal const uint kEventWindowClickCloseRgn = 35;
  57                 internal const uint kEventWindowClickZoomRgn = 36;
  58                 internal const uint kEventWindowClickContentRgn = 37;
  59                 internal const uint kEventWindowClickProxyIconRgn = 38;
  60                 internal const uint kEventWindowClickToolbarButtonRgn = 41;
  61                 internal const uint kEventWindowClickStructureRgn = 42;
  62                 internal const uint kEventWindowCursorChange = 40;
  63                 internal const uint kEventWindowCollapse = 66;
  64                 internal const uint kEventWindowCollapsed = 67;
  65                 internal const uint kEventWindowCollapseAll = 68;
  66                 internal const uint kEventWindowExpand = 69;
  67                 internal const uint kEventWindowExpanded = 70;
  68                 internal const uint kEventWindowExpandAll = 71;
  69                 internal const uint kEventWindowClose = 72;
  70                 internal const uint kEventWindowClosed = 73;
  71                 internal const uint kEventWindowCloseAll = 74;
  72                 internal const uint kEventWindowZoom = 75;
  73                 internal const uint kEventWindowZoomAll = 77;
  74                 internal const uint kEventWindowContextualMenuSelect = 78;
  75                 internal const uint kEventWindowPathSelect = 79;
  76                 internal const uint kEventWindowGetIdealSize = 80;
  77                 internal const uint kEventWindowGetMinimumSize = 81;
  78                 internal const uint kEventWindowGetMaximumSize = 82;
  79                 internal const uint kEventWindowConstrain = 83;
  80                 internal const uint kEventWindowHandleContentClick = 85;
  81                 internal const uint kEventWindowGetDockTileMenu = 90;
  82                 internal const uint kEventWindowHandleActivate = 91;
  83                 internal const uint kEventWindowHandleDeactivate = 92;
  84                 internal const uint kEventWindowProxyBeginDrag = 128;
  85                 internal const uint kEventWindowProxyEndDrag = 129;
  86                 internal const uint kEventWindowToolbarSwitchMode = 150;
  87                 internal const uint kEventWindowFocusAcquired = 200;
  88                 internal const uint kEventWindowFocusRelinquish = 201;
  89                 internal const uint kEventWindowFocusContent = 202;
  90                 internal const uint kEventWindowFocusToolbar = 203;
  91                 internal const uint kEventWindowDrawerOpening = 220;
  92                 internal const uint kEventWindowDrawerOpened = 221;
  93                 internal const uint kEventWindowDrawerClosing = 222;
  94                 internal const uint kEventWindowDrawerClosed = 223;
  95                 internal const uint kEventWindowDrawFrame = 1000;
  96                 internal const uint kEventWindowDrawPart = 1001;
  97                 internal const uint kEventWindowGetRegion = 1002;
  98                 internal const uint kEventWindowHitTest = 1003;
  99                 internal const uint kEventWindowInit = 1004;
 100                 internal const uint kEventWindowDispose = 1005;
 101                 internal const uint kEventWindowDragHilite = 1006;
 102                 internal const uint kEventWindowModified = 1007;
 103                 internal const uint kEventWindowSetupProxyDragImage = 1008;
 104                 internal const uint kEventWindowStateChanged = 1009;
 105                 internal const uint kEventWindowMeasureTitle = 1010;
 106                 internal const uint kEventWindowDrawGrowBox = 1011;
 107                 internal const uint kEventWindowGetGrowImageRegion = 1012;
 108                 internal const uint kEventWindowPaint = 1013;
 109
 110                 internal WindowHandler (XplatUICarbon driver) : base (driver) {}
 111
 112                 public bool ProcessEvent (IntPtr callref, IntPtr eventref, IntPtr handle, uint kind, ref MSG msg) {
 113                         IntPtr window = Driver.HandleToWindow (handle);
 114                         if (window != IntPtr.Zero) {
 115                                 switch (kind) {
 116                                         case kEventWindowClose:
 117                                                 NativeWindow.WndProc (window, Msg.WM_DESTROY, IntPtr.Zero, IntPtr.Zero);
 118                                                 return false;
 119                                         case kEventWindowShown: {
 120                                                 Hwnd hwnd = Hwnd.ObjectFromHandle (window);
 121
 122                                                 msg.message = Msg.WM_SHOWWINDOW;
 123                                                 msg.lParam = (IntPtr) 1;
 124                                                 msg.wParam = (IntPtr) 0;
 125                                                 msg.hwnd = hwnd.Handle;
 126
 127                                                 return true;
 128                                         }
 129                                         case kEventWindowBoundsChanged: {
 130                                                 Rect window_bounds = new Rect ();
 131                                                 HIRect view_bounds = new HIRect ();
 132                                                 Hwnd hwnd = Hwnd.ObjectFromHandle (window);
 133                                                 Size size;
 134
 135                                                 GetWindowBounds (handle, 33, ref window_bounds);
 136
 137                                                 view_bounds.size.width = window_bounds.right - window_bounds.left;
 138                                                 view_bounds.size.height = window_bounds.bottom - window_bounds.top;
 139
 140                                                 HIViewSetFrame (hwnd.WholeWindow, ref view_bounds);
 141
 142                                                 size = XplatUICarbon.TranslateQuartzWindowSizeToWindowSize (Control.FromHandle (hwnd.Handle).GetCreateParams (), (int)view_bounds.size.width, (int)view_bounds.size.height);
 143
 144                                                 hwnd.X = (int) window_bounds.left;
 145                                                 hwnd.Y = (int) window_bounds.top;
 146                                                 hwnd.Width = (int) size.Width;
 147                                                 hwnd.Height = (int) size.Height;
 148
 149                                                 Driver.PerformNCCalc (hwnd);
 150
 151                                                 msg.message = Msg.WM_WINDOWPOSCHANGED;
 152                                                 msg.hwnd = hwnd.Handle;
 153
 154                                                 return true;
 155                                         }
 156                                 }
 157                         }
 158                         return false;
 159                 }
 160
 161                 [DllImport("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
 162                 static extern int GetWindowBounds (IntPtr handle, uint region, ref Rect bounds);
 163
 164                 [DllImport("/System/Library/Frameworks/Carbon.framework/Versions/Current/Carbon")]
 165                 static extern int HIViewSetFrame (IntPtr handle, ref HIRect bounds);
 166         }
 167 }