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