| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: cocoa/mdi.mm |
| 3 | // Purpose: wxMDIParentFrame, wxMDIChildFrame, wxMDIClientWindow |
| 4 | // Author: David Elliott |
| 5 | // Modified by: |
| 6 | // Created: 2003/09/08 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2003 David Elliott |
| 9 | // Licence: wxWidgets licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #include "wx/wxprec.h" |
| 13 | |
| 14 | #if wxUSE_MDI |
| 15 | |
| 16 | #ifndef WX_PRECOMP |
| 17 | #include "wx/log.h" |
| 18 | #include "wx/mdi.h" |
| 19 | #endif // WX_PRECOMP |
| 20 | |
| 21 | // #include "wx/cocoa/autorelease.h" |
| 22 | #include "wx/cocoa/mbarman.h" |
| 23 | |
| 24 | #import <AppKit/NSWindow.h> |
| 25 | #import <Foundation/NSNotification.h> |
| 26 | // #import <AppKit/NSApplication.h> |
| 27 | // #import <AppKit/NSView.h> |
| 28 | |
| 29 | #include "wx/listimpl.cpp" |
| 30 | WX_DEFINE_LIST(wxCocoaMDIChildFrameList); |
| 31 | |
| 32 | WX_DECLARE_HASH_MAP(int, wxMDIChildFrame*, wxIntegerHash, wxIntegerEqual, wxIntMDIChildFrameHashMap); |
| 33 | |
| 34 | // ============================================================================ |
| 35 | // wxMDIParentFrameObserver |
| 36 | // ============================================================================ |
| 37 | @interface wxMDIParentFrameObserver : NSObject |
| 38 | { |
| 39 | wxMDIParentFrame *m_mdiParent; |
| 40 | } |
| 41 | |
| 42 | - (id)init; |
| 43 | - (id)initWithWxMDIParentFrame: (wxMDIParentFrame *)mdiParent; |
| 44 | - (void)windowDidBecomeMain: (NSNotification *)notification; |
| 45 | @end // interface wxMDIParentFrameObserver : NSObject |
| 46 | |
| 47 | @implementation wxMDIParentFrameObserver : NSObject |
| 48 | - (id)init |
| 49 | { |
| 50 | wxFAIL_MSG(wxT("[wxMDIParentFrameObserver -init] should never be called!")); |
| 51 | m_mdiParent = NULL; |
| 52 | return self; |
| 53 | } |
| 54 | |
| 55 | - (id)initWithWxMDIParentFrame: (wxMDIParentFrame *)mdiParent |
| 56 | { |
| 57 | wxASSERT(mdiParent); |
| 58 | m_mdiParent = mdiParent; |
| 59 | return [super init]; |
| 60 | } |
| 61 | |
| 62 | - (void)windowDidBecomeMain: (NSNotification *)notification |
| 63 | { |
| 64 | wxASSERT(m_mdiParent); |
| 65 | m_mdiParent->WindowDidBecomeMain(notification); |
| 66 | } |
| 67 | |
| 68 | @end // implementation wxMDIParentFrameObserver : NSObject |
| 69 | |
| 70 | // ======================================================================== |
| 71 | // wxMDIParentFrame |
| 72 | // ======================================================================== |
| 73 | IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame) |
| 74 | BEGIN_EVENT_TABLE(wxMDIParentFrame,wxFrame) |
| 75 | END_EVENT_TABLE() |
| 76 | |
| 77 | void wxMDIParentFrame::Init() |
| 78 | { |
| 79 | m_clientWindow = NULL; |
| 80 | m_currentChild = NULL; |
| 81 | m_observer = [[wxMDIParentFrameObserver alloc] |
| 82 | initWithWxMDIParentFrame:this]; |
| 83 | [[NSNotificationCenter defaultCenter] addObserver:m_observer |
| 84 | selector:@selector(windowDidBecomeMain:) |
| 85 | name:NSWindowDidBecomeMainNotification object:nil]; |
| 86 | } |
| 87 | |
| 88 | bool wxMDIParentFrame::Create(wxWindow *parent, |
| 89 | wxWindowID winid, const wxString& title, |
| 90 | const wxPoint& pos, const wxSize& size, |
| 91 | long style, const wxString& name) |
| 92 | { |
| 93 | bool success = wxFrame::Create(parent,winid,title,pos,size,style,name); |
| 94 | if(success) |
| 95 | OnCreateClient(); |
| 96 | return success; |
| 97 | } |
| 98 | |
| 99 | wxMDIParentFrame::~wxMDIParentFrame() |
| 100 | { |
| 101 | for(wxCocoaMDIChildFrameList::compatibility_iterator node = |
| 102 | m_mdiChildren.GetFirst(); node; node = m_mdiChildren.GetFirst()) |
| 103 | { |
| 104 | wxMDIChildFrame *child = node->GetData(); |
| 105 | // Delete it NOW |
| 106 | delete child; |
| 107 | wxASSERT_MSG(!m_mdiChildren.Find(child), |
| 108 | wxT("MDI child didn't remove itself using RemoveMDIChild()")); |
| 109 | } |
| 110 | [m_observer release]; |
| 111 | } |
| 112 | |
| 113 | void wxMDIParentFrame::AddMDIChild(wxMDIChildFrame *child) |
| 114 | { |
| 115 | m_mdiChildren.Append(child); |
| 116 | } |
| 117 | |
| 118 | void wxMDIParentFrame::RemoveMDIChild(wxMDIChildFrame *child) |
| 119 | { |
| 120 | m_mdiChildren.DeleteObject(child); |
| 121 | if(child==m_currentChild) |
| 122 | SetActiveChild(NULL); |
| 123 | } |
| 124 | |
| 125 | wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const |
| 126 | { |
| 127 | return m_currentChild; |
| 128 | } |
| 129 | |
| 130 | void wxMDIParentFrame::SetActiveChild(wxMDIChildFrame *child) |
| 131 | { |
| 132 | m_currentChild = child; |
| 133 | wxMenuBarManager::GetInstance()->UpdateMenuBar(); |
| 134 | } |
| 135 | |
| 136 | wxMDIClientWindow *wxMDIParentFrame::GetClientWindow() const |
| 137 | { |
| 138 | return m_clientWindow; |
| 139 | } |
| 140 | |
| 141 | wxMDIClientWindow *wxMDIParentFrame::OnCreateClient() |
| 142 | { |
| 143 | m_clientWindow = new wxMDIClientWindow( this ); |
| 144 | return m_clientWindow; |
| 145 | } |
| 146 | |
| 147 | void wxMDIParentFrame::ActivateNext() |
| 148 | { |
| 149 | } |
| 150 | |
| 151 | void wxMDIParentFrame::ActivatePrevious() |
| 152 | { |
| 153 | } |
| 154 | |
| 155 | wxMenuBar *wxMDIParentFrame::GetAppMenuBar(wxCocoaNSWindow *win) |
| 156 | { |
| 157 | if(m_currentChild && (win==this)) |
| 158 | return m_currentChild->GetAppMenuBar(win); |
| 159 | return wxFrame::GetAppMenuBar(win); |
| 160 | } |
| 161 | |
| 162 | void wxMDIParentFrame::CocoaDelegate_windowDidBecomeKey(void) |
| 163 | { |
| 164 | wxLogTrace(wxTRACE_COCOA,wxT("wxMDIParentFrame=%p::CocoaDelegate_windowDidBecomeKey"),this); |
| 165 | if(sm_cocoaDeactivateWindow && sm_cocoaDeactivateWindow==m_currentChild) |
| 166 | { |
| 167 | sm_cocoaDeactivateWindow = NULL; |
| 168 | } |
| 169 | #if 0 |
| 170 | else if(sm_cocoaDeactivateWindow == this) |
| 171 | { |
| 172 | sm_cocoaDeactivateWindow = NULL; |
| 173 | } |
| 174 | #endif |
| 175 | else |
| 176 | { |
| 177 | if(m_currentChild) |
| 178 | { |
| 179 | NSWindow *nswin = m_currentChild->GetNSWindow(); |
| 180 | if(![nswin isMainWindow]) |
| 181 | [nswin makeMainWindow]; |
| 182 | } |
| 183 | wxFrame::CocoaDelegate_windowDidBecomeKey(); |
| 184 | } |
| 185 | } |
| 186 | |
| 187 | void wxMDIParentFrame::CocoaDelegate_windowDidResignKey(void) |
| 188 | { |
| 189 | wxLogTrace(wxTRACE_COCOA,wxT("wxMDIParentFrame=%p::CocoaDelegate_windowDidResignKey"),this); |
| 190 | if(m_closed) |
| 191 | wxFrame::CocoaDelegate_windowDidResignKey(); |
| 192 | else |
| 193 | sm_cocoaDeactivateWindow = this; |
| 194 | } |
| 195 | |
| 196 | // We should not become the main window as we aren't a document window |
| 197 | // MDI "Children" should be the main window |
| 198 | bool wxMDIParentFrame::Cocoa_canBecomeMainWindow(bool &canBecome) |
| 199 | { |
| 200 | canBecome = m_mdiChildren.IsEmpty(); return true; |
| 201 | } |
| 202 | |
| 203 | void wxMDIParentFrame::WindowDidBecomeMain(NSNotification *notification) |
| 204 | { |
| 205 | // If we aren't the key window, we don't care |
| 206 | if(![m_cocoaNSWindow isKeyWindow]) |
| 207 | return; |
| 208 | wxCocoaNSWindow *win = wxCocoaNSWindow::GetFromCocoa([notification object]); |
| 209 | // If we are key and becoming main, that's great |
| 210 | if(win==this) |
| 211 | return; |
| 212 | // If one of our children is becoming main, also great |
| 213 | for(wxCocoaMDIChildFrameList::compatibility_iterator node = |
| 214 | m_mdiChildren.GetFirst(); node; node = node->GetNext()) |
| 215 | { |
| 216 | wxMDIChildFrame *child = node->GetData(); |
| 217 | if(win==child) |
| 218 | return; |
| 219 | } |
| 220 | // Some other window is becoming main, but we are key |
| 221 | // Make the new main window the key window |
| 222 | [[notification object] makeKeyWindow]; |
| 223 | if(!m_currentChild) |
| 224 | { |
| 225 | wxIntMDIChildFrameHashMap hashmap; |
| 226 | for(wxCocoaMDIChildFrameList::compatibility_iterator node = |
| 227 | m_mdiChildren.GetFirst(); node; node = node->GetNext()) |
| 228 | { |
| 229 | wxMDIChildFrame *child = node->GetData(); |
| 230 | hashmap.insert(wxIntMDIChildFrameHashMap::value_type([child->m_cocoaNSWindow windowNumber],child)); |
| 231 | } |
| 232 | if(!hashmap.empty()) |
| 233 | { |
| 234 | int windowCount = 0; |
| 235 | NSCountWindows(&windowCount); |
| 236 | wxASSERT(windowCount>0); |
| 237 | int *windowList = new int[windowCount]; |
| 238 | NSWindowList(windowCount, windowList); |
| 239 | wxIntMDIChildFrameHashMap::iterator iter = hashmap.end(); |
| 240 | for(int i=0; i<windowCount && iter == hashmap.end(); i++) |
| 241 | iter=hashmap.find(windowList[i]); |
| 242 | if(iter != hashmap.end()) |
| 243 | m_currentChild = iter->second; |
| 244 | } |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | // ======================================================================== |
| 249 | // wxMDIChildFrame |
| 250 | // ======================================================================== |
| 251 | IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame) |
| 252 | BEGIN_EVENT_TABLE(wxMDIChildFrame,wxFrame) |
| 253 | END_EVENT_TABLE() |
| 254 | |
| 255 | void wxMDIChildFrame::Init() |
| 256 | { |
| 257 | m_mdiParent = NULL; |
| 258 | } |
| 259 | |
| 260 | bool wxMDIChildFrame::Create(wxMDIParentFrame *parent, |
| 261 | wxWindowID winid, const wxString& title, |
| 262 | const wxPoint& pos, const wxSize& size, |
| 263 | long style, const wxString& name) |
| 264 | { |
| 265 | bool success = wxFrame::Create(parent,winid,title,pos,size,style,name); |
| 266 | if(success) |
| 267 | { |
| 268 | m_mdiParent = parent; |
| 269 | parent->AddMDIChild(this); |
| 270 | } |
| 271 | return success; |
| 272 | } |
| 273 | |
| 274 | wxMDIChildFrame::~wxMDIChildFrame() |
| 275 | { |
| 276 | // Just in case Destroy() wasn't called |
| 277 | m_mdiParent->RemoveMDIChild(this); |
| 278 | } |
| 279 | |
| 280 | void wxMDIChildFrame::Activate() |
| 281 | { |
| 282 | } |
| 283 | |
| 284 | void wxMDIChildFrame::CocoaDelegate_windowDidBecomeKey(void) |
| 285 | { |
| 286 | wxLogTrace(wxTRACE_COCOA,wxT("wxMDIChildFrame=%p::CocoaDelegate_windowDidBecomeKey"),this); |
| 287 | if(sm_cocoaDeactivateWindow && sm_cocoaDeactivateWindow==m_mdiParent) |
| 288 | { |
| 289 | sm_cocoaDeactivateWindow = NULL; |
| 290 | if(m_mdiParent->GetActiveChild() != this) |
| 291 | sm_cocoaDeactivateWindow = m_mdiParent->GetActiveChild(); |
| 292 | } |
| 293 | m_mdiParent->SetActiveChild(this); |
| 294 | wxFrame::CocoaDelegate_windowDidBecomeKey(); |
| 295 | } |
| 296 | |
| 297 | void wxMDIChildFrame::CocoaDelegate_windowDidBecomeMain(void) |
| 298 | { |
| 299 | m_mdiParent->SetActiveChild(this); |
| 300 | wxFrame::CocoaDelegate_windowDidBecomeMain(); |
| 301 | } |
| 302 | |
| 303 | void wxMDIChildFrame::CocoaDelegate_windowDidResignKey(void) |
| 304 | { |
| 305 | wxLogTrace(wxTRACE_COCOA,wxT("wxMDIChildFrame=%p::CocoaDelegate_windowDidResignKey"),this); |
| 306 | sm_cocoaDeactivateWindow = this; |
| 307 | } |
| 308 | |
| 309 | bool wxMDIChildFrame::Destroy() |
| 310 | { |
| 311 | // It's good to do this here before we are really closed |
| 312 | m_mdiParent->RemoveMDIChild(this); |
| 313 | return wxFrame::Destroy(); |
| 314 | } |
| 315 | |
| 316 | // ======================================================================== |
| 317 | // wxMDIClientWindow |
| 318 | // ======================================================================== |
| 319 | IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow) |
| 320 | |
| 321 | wxMDIClientWindow::wxMDIClientWindow() |
| 322 | { |
| 323 | } |
| 324 | |
| 325 | wxMDIClientWindow::wxMDIClientWindow(wxMDIParentFrame *parent, long style) |
| 326 | : wxWindow(parent, -1) |
| 327 | { |
| 328 | } |
| 329 | |
| 330 | wxMDIClientWindow::~wxMDIClientWindow() |
| 331 | { |
| 332 | } |
| 333 | |
| 334 | bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style) |
| 335 | { |
| 336 | return false; |
| 337 | } |
| 338 | |
| 339 | #endif |