| 1 | ///////////////////////////////////////////////////////////////////////// |
| 2 | // File: src/cocoa/taskbar.mm |
| 3 | // Purpose: Implements wxTaskBarIcon class |
| 4 | // Author: David Elliott |
| 5 | // Modified by: |
| 6 | // Created: 2004/01/24 |
| 7 | // Copyright: (c) 2004 David Elliott |
| 8 | // Licence: wxWindows licence |
| 9 | ///////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | #include "wx/wxprec.h" |
| 12 | #ifdef wxHAS_TASK_BAR_ICON |
| 13 | |
| 14 | #ifndef WX_PRECOMP |
| 15 | #include "wx/menu.h" |
| 16 | #include "wx/icon.h" |
| 17 | #include "wx/log.h" |
| 18 | #include "wx/dcclient.h" |
| 19 | #endif |
| 20 | |
| 21 | #include "wx/taskbar.h" |
| 22 | |
| 23 | #import <AppKit/NSApplication.h> |
| 24 | #import <AppKit/NSImage.h> |
| 25 | #import <AppKit/NSMenu.h> |
| 26 | #import <AppKit/NSMenuItem.h> |
| 27 | #import <AppKit/NSStatusBar.h> |
| 28 | #import <AppKit/NSStatusItem.h> |
| 29 | #import <AppKit/NSView.h> |
| 30 | #import <Foundation/NSArray.h> |
| 31 | #import <Foundation/NSEnumerator.h> |
| 32 | |
| 33 | #import <AppKit/NSEvent.h> |
| 34 | #import <AppKit/NSWindow.h> |
| 35 | #import <AppKit/NSGraphicsContext.h> |
| 36 | |
| 37 | #include "wx/cocoa/NSApplication.h" |
| 38 | #include "wx/cocoa/autorelease.h" |
| 39 | |
| 40 | // A category for methods that are only present in Panther's SDK |
| 41 | @interface NSStatusItem(wxNSStatusItemPrePantherCompatibility) |
| 42 | - (void)popUpStatusItemMenu:(NSMenu *)menu; |
| 43 | @end |
| 44 | |
| 45 | class wxTaskBarIconWindow; |
| 46 | |
| 47 | // ============================================================================ |
| 48 | // wxTaskBarIconCocoaImpl |
| 49 | // Base class for the various Cocoa implementations. |
| 50 | // ============================================================================ |
| 51 | class wxTaskBarIconCocoaImpl |
| 52 | { |
| 53 | public: |
| 54 | wxTaskBarIconCocoaImpl(wxTaskBarIcon *taskBarIcon) |
| 55 | : m_taskBarIcon(taskBarIcon) |
| 56 | , m_iconWindow(NULL) |
| 57 | {} |
| 58 | virtual bool SetIcon(const wxIcon& icon, const wxString& tooltip = wxEmptyString) = 0; |
| 59 | virtual bool RemoveIcon() = 0; |
| 60 | virtual bool PopupMenu(wxMenu *menu) = 0; |
| 61 | virtual ~wxTaskBarIconCocoaImpl(); |
| 62 | inline wxTaskBarIcon* GetTaskBarIcon() { return m_taskBarIcon; } |
| 63 | protected: |
| 64 | inline wxMenu* CreatePopupMenu() |
| 65 | { wxASSERT(m_taskBarIcon); |
| 66 | return m_taskBarIcon->CreatePopupMenu(); |
| 67 | } |
| 68 | wxTaskBarIcon *m_taskBarIcon; |
| 69 | wxTaskBarIconWindow *m_iconWindow; |
| 70 | private: |
| 71 | wxTaskBarIconCocoaImpl(); |
| 72 | }; |
| 73 | |
| 74 | // ============================================================================ |
| 75 | // wxTaskBarIconDockImpl |
| 76 | // An implementation using the Dock icon. |
| 77 | // ============================================================================ |
| 78 | class wxTaskBarIconDockImpl: public wxTaskBarIconCocoaImpl |
| 79 | { |
| 80 | public: |
| 81 | wxTaskBarIconDockImpl(wxTaskBarIcon *taskBarIcon); |
| 82 | virtual ~wxTaskBarIconDockImpl(); |
| 83 | virtual bool SetIcon(const wxIcon& icon, const wxString& tooltip = wxEmptyString); |
| 84 | virtual bool RemoveIcon(); |
| 85 | virtual bool PopupMenu(wxMenu *menu); |
| 86 | |
| 87 | static WX_NSMenu CocoaGetDockNSMenu(); |
| 88 | protected: |
| 89 | WX_NSMenu CocoaDoGetDockNSMenu(); |
| 90 | WX_NSImage m_originalDockIcon; |
| 91 | // There can be only one Dock icon, so make sure we keep it that way |
| 92 | static wxTaskBarIconDockImpl *sm_dockIcon; |
| 93 | private: |
| 94 | wxTaskBarIconDockImpl(); |
| 95 | }; |
| 96 | |
| 97 | // ============================================================================ |
| 98 | // wxTaskBarIconCustomStatusItemImpl |
| 99 | // An implementation using an NSStatusItem with a custom NSView |
| 100 | // ============================================================================ |
| 101 | class wxTaskBarIconCustomStatusItemImpl: public wxTaskBarIconCocoaImpl |
| 102 | { |
| 103 | public: |
| 104 | wxTaskBarIconCustomStatusItemImpl(wxTaskBarIcon *taskBarIcon); |
| 105 | virtual ~wxTaskBarIconCustomStatusItemImpl(); |
| 106 | virtual bool SetIcon(const wxIcon& icon, const wxString& tooltip = wxEmptyString); |
| 107 | virtual bool RemoveIcon(); |
| 108 | virtual bool PopupMenu(wxMenu *menu); |
| 109 | protected: |
| 110 | NSStatusItem *m_cocoaNSStatusItem; |
| 111 | private: |
| 112 | wxTaskBarIconCustomStatusItemImpl(); |
| 113 | }; |
| 114 | |
| 115 | // ============================================================================ |
| 116 | // wxTaskBarIconWindow |
| 117 | // Used by all implementations to forward events from the wxMenu |
| 118 | // ============================================================================ |
| 119 | class wxTaskBarIconWindow: public wxWindow |
| 120 | { |
| 121 | DECLARE_EVENT_TABLE() |
| 122 | public: |
| 123 | wxTaskBarIconWindow(wxTaskBarIconCocoaImpl *taskBarIconImpl) |
| 124 | : wxWindow(NULL,-1) |
| 125 | , m_taskBarIconImpl(taskBarIconImpl) |
| 126 | { wxASSERT(m_taskBarIconImpl); } |
| 127 | |
| 128 | void OnMenuEvent(wxCommandEvent& event); |
| 129 | protected: |
| 130 | wxTaskBarIconCocoaImpl *m_taskBarIconImpl; |
| 131 | }; |
| 132 | |
| 133 | // ============================================================================ |
| 134 | // wxTaskBarIconWindowCustom |
| 135 | // Used by the CustomStatusIcon implementation for the custom NSView. |
| 136 | // ============================================================================ |
| 137 | class wxTaskBarIconWindowCustom: public wxTaskBarIconWindow |
| 138 | { |
| 139 | DECLARE_EVENT_TABLE() |
| 140 | public: |
| 141 | wxTaskBarIconWindowCustom(wxTaskBarIconCocoaImpl *taskBarIconImpl) |
| 142 | : wxTaskBarIconWindow(taskBarIconImpl) |
| 143 | {} |
| 144 | void SetIcon(const wxIcon& icon) |
| 145 | { m_icon = icon; } |
| 146 | void OnMouseEvent(wxMouseEvent &event); |
| 147 | void OnPaint(wxPaintEvent &event); |
| 148 | protected: |
| 149 | wxIcon m_icon; |
| 150 | }; |
| 151 | |
| 152 | // ============================================================================ |
| 153 | // wxTaskBarIcon implementation |
| 154 | // The facade class. |
| 155 | // ============================================================================ |
| 156 | IMPLEMENT_DYNAMIC_CLASS(wxTaskBarIcon, wxEvtHandler) |
| 157 | |
| 158 | wxTaskBarIcon::wxTaskBarIcon(wxTaskBarIconType iconType) |
| 159 | { |
| 160 | if(iconType == DOCK) |
| 161 | m_impl = new wxTaskBarIconDockImpl(this); |
| 162 | else if(iconType == CUSTOM_STATUSITEM) |
| 163 | m_impl = new wxTaskBarIconCustomStatusItemImpl(this); |
| 164 | else |
| 165 | { m_impl = NULL; |
| 166 | wxFAIL_MSG(wxT("Invalid wxTaskBarIcon type")); |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | wxTaskBarIcon::~wxTaskBarIcon() |
| 171 | { |
| 172 | delete m_impl; |
| 173 | } |
| 174 | |
| 175 | // Operations |
| 176 | bool wxTaskBarIcon::SetIcon(const wxIcon& icon, const wxString& tooltip) |
| 177 | { |
| 178 | return m_impl->SetIcon(icon,tooltip); |
| 179 | } |
| 180 | |
| 181 | bool wxTaskBarIcon::RemoveIcon() |
| 182 | { |
| 183 | return m_impl->RemoveIcon(); |
| 184 | } |
| 185 | |
| 186 | bool wxTaskBarIcon::PopupMenu(wxMenu *menu) |
| 187 | { |
| 188 | return m_impl->PopupMenu(menu); |
| 189 | } |
| 190 | |
| 191 | // ============================================================================ |
| 192 | // wxTaskBarIconCocoaImpl |
| 193 | // ============================================================================ |
| 194 | |
| 195 | #if 0 |
| 196 | wxTaskBarIconCocoaImpl::wxTaskBarIconCocoaImpl(wxTaskBarIcon *taskBarIcon) |
| 197 | : m_taskBarIcon(taskBarIcon) |
| 198 | , m_iconWindow(NULL) |
| 199 | { |
| 200 | } |
| 201 | #endif |
| 202 | |
| 203 | wxTaskBarIconCocoaImpl::~wxTaskBarIconCocoaImpl() |
| 204 | { |
| 205 | // wxAutoNSAutoreleasePool pool; |
| 206 | delete m_iconWindow; |
| 207 | } |
| 208 | |
| 209 | // ============================================================================ |
| 210 | // wxTaskBarIconDockImpl |
| 211 | // ============================================================================ |
| 212 | wxTaskBarIconDockImpl *wxTaskBarIconDockImpl::sm_dockIcon = NULL; |
| 213 | |
| 214 | wxTaskBarIconDockImpl::wxTaskBarIconDockImpl(wxTaskBarIcon *taskBarIcon) |
| 215 | : wxTaskBarIconCocoaImpl(taskBarIcon) |
| 216 | { |
| 217 | m_originalDockIcon = nil; |
| 218 | wxASSERT_MSG(!sm_dockIcon, wxT("You should never have more than one dock icon!")); |
| 219 | sm_dockIcon = this; |
| 220 | } |
| 221 | |
| 222 | wxTaskBarIconDockImpl::~wxTaskBarIconDockImpl() |
| 223 | { |
| 224 | // wxAutoNSAutoreleasePool pool; |
| 225 | if(sm_dockIcon == this) |
| 226 | sm_dockIcon = NULL; |
| 227 | } |
| 228 | |
| 229 | WX_NSMenu wxTaskBarIconDockImpl::CocoaGetDockNSMenu() |
| 230 | { |
| 231 | if(sm_dockIcon) |
| 232 | return sm_dockIcon->CocoaDoGetDockNSMenu(); |
| 233 | return nil; |
| 234 | } |
| 235 | |
| 236 | WX_NSMenu wxTaskBarIconDockImpl::CocoaDoGetDockNSMenu() |
| 237 | { |
| 238 | wxMenu *dockMenu = CreatePopupMenu(); |
| 239 | if(!dockMenu) |
| 240 | return nil; |
| 241 | if(!m_iconWindow) |
| 242 | m_iconWindow = new wxTaskBarIconWindow(this); |
| 243 | dockMenu->SetInvokingWindow(m_iconWindow); |
| 244 | dockMenu->UpdateUI(); |
| 245 | dockMenu->SetCocoaDeletes(true); |
| 246 | return dockMenu->GetNSMenu(); |
| 247 | } |
| 248 | |
| 249 | bool wxTaskBarIconDockImpl::SetIcon(const wxIcon& icon, const wxString& tooltip) |
| 250 | { |
| 251 | wxAutoNSAutoreleasePool pool; |
| 252 | m_originalDockIcon = [[[NSApplication sharedApplication] applicationIconImage] retain]; |
| 253 | [[NSApplication sharedApplication] setApplicationIconImage:icon.GetNSImage()]; |
| 254 | return true; |
| 255 | } |
| 256 | |
| 257 | bool wxTaskBarIconDockImpl::RemoveIcon() |
| 258 | { |
| 259 | [[NSApplication sharedApplication] setApplicationIconImage:m_originalDockIcon]; |
| 260 | [m_originalDockIcon release]; |
| 261 | return true; |
| 262 | } |
| 263 | |
| 264 | bool wxTaskBarIconDockImpl::PopupMenu(wxMenu *menu) |
| 265 | { |
| 266 | wxFAIL_MSG(wxT("You cannot force the Dock icon menu to popup")); |
| 267 | return false; |
| 268 | } |
| 269 | |
| 270 | |
| 271 | // ============================================================================ |
| 272 | // wxTaskBarIconCustomStatusItemImpl |
| 273 | // ============================================================================ |
| 274 | wxTaskBarIconCustomStatusItemImpl::wxTaskBarIconCustomStatusItemImpl(wxTaskBarIcon *taskBarIcon) |
| 275 | : wxTaskBarIconCocoaImpl(taskBarIcon) |
| 276 | { |
| 277 | m_cocoaNSStatusItem = nil; |
| 278 | } |
| 279 | |
| 280 | wxTaskBarIconCustomStatusItemImpl::~wxTaskBarIconCustomStatusItemImpl() |
| 281 | { |
| 282 | } |
| 283 | |
| 284 | bool wxTaskBarIconCustomStatusItemImpl::SetIcon(const wxIcon& icon, const wxString& tooltip) |
| 285 | { |
| 286 | wxAutoNSAutoreleasePool pool; |
| 287 | if(!m_cocoaNSStatusItem) |
| 288 | { |
| 289 | m_cocoaNSStatusItem = [[NSStatusBar systemStatusBar] statusItemWithLength:NSVariableStatusItemLength]; |
| 290 | [m_cocoaNSStatusItem retain]; |
| 291 | } |
| 292 | if(!m_iconWindow) |
| 293 | m_iconWindow= new wxTaskBarIconWindowCustom(this); |
| 294 | static_cast<wxTaskBarIconWindowCustom*>(m_iconWindow)->SetIcon(icon); |
| 295 | // FIXME: no less than 10 because most icon types don't work yet |
| 296 | // and this allows us to see how task bar icons would work |
| 297 | [m_iconWindow->GetNSView() setFrame:NSMakeRect(0.0,0.0,wxMax(10,icon.GetWidth()),[[NSStatusBar systemStatusBar] thickness])]; |
| 298 | [m_cocoaNSStatusItem setView:m_iconWindow->GetNSView()]; |
| 299 | return true; |
| 300 | } |
| 301 | |
| 302 | bool wxTaskBarIconCustomStatusItemImpl::RemoveIcon() |
| 303 | { |
| 304 | [m_cocoaNSStatusItem release]; |
| 305 | m_cocoaNSStatusItem = nil; |
| 306 | delete m_iconWindow; |
| 307 | m_iconWindow = NULL; |
| 308 | return true; |
| 309 | } |
| 310 | |
| 311 | bool wxTaskBarIconCustomStatusItemImpl::PopupMenu(wxMenu *menu) |
| 312 | { |
| 313 | wxCHECK_MSG(menu, false, "can't popup a NULL menu"); |
| 314 | |
| 315 | wxMenuInvokingWindowSetter setInvokingWin(*menu, m_iconWindow); |
| 316 | menu->UpdateUI(); |
| 317 | |
| 318 | if([m_cocoaNSStatusItem respondsToSelector:@selector(popUpStatusItemMenu:)]) |
| 319 | { // OS X >= 10.3 |
| 320 | [m_cocoaNSStatusItem popUpStatusItemMenu:menu->GetNSMenu()]; |
| 321 | } |
| 322 | else |
| 323 | { // pretty good fake for OS X < 10.3 |
| 324 | NSEvent *nsevent = [NSEvent mouseEventWithType:NSLeftMouseDown |
| 325 | location:NSMakePoint(-1.0,-4.0) modifierFlags:0 timestamp:0 |
| 326 | windowNumber:[[m_iconWindow->GetNSView() window] windowNumber] |
| 327 | context:[NSGraphicsContext currentContext] |
| 328 | eventNumber:0 clickCount:1 pressure:0.0]; |
| 329 | [NSMenu popUpContextMenu:menu->GetNSMenu() withEvent:nsevent forView:m_iconWindow->GetNSView()]; |
| 330 | } |
| 331 | return true; |
| 332 | } |
| 333 | |
| 334 | // ============================================================================ |
| 335 | // wxTaskBarIconWindow |
| 336 | // ============================================================================ |
| 337 | BEGIN_EVENT_TABLE(wxTaskBarIconWindow, wxWindow) |
| 338 | EVT_MENU(-1, wxTaskBarIconWindow::OnMenuEvent) |
| 339 | END_EVENT_TABLE() |
| 340 | |
| 341 | void wxTaskBarIconWindow::OnMenuEvent(wxCommandEvent &event) |
| 342 | { |
| 343 | m_taskBarIconImpl->GetTaskBarIcon()->ProcessEvent(event); |
| 344 | } |
| 345 | |
| 346 | // ============================================================================ |
| 347 | // wxTaskBarIconWindowCustom |
| 348 | // ============================================================================ |
| 349 | BEGIN_EVENT_TABLE(wxTaskBarIconWindowCustom, wxTaskBarIconWindow) |
| 350 | EVT_MOUSE_EVENTS(wxTaskBarIconWindowCustom::OnMouseEvent) |
| 351 | EVT_PAINT(wxTaskBarIconWindowCustom::OnPaint) |
| 352 | END_EVENT_TABLE() |
| 353 | |
| 354 | void wxTaskBarIconWindowCustom::OnMouseEvent(wxMouseEvent &event) |
| 355 | { |
| 356 | wxEventType tbEventType = 0; |
| 357 | if(event.GetEventType() == wxEVT_MOTION) |
| 358 | tbEventType = wxEVT_TASKBAR_MOVE; |
| 359 | else if(event.GetEventType() == wxEVT_LEFT_DOWN) |
| 360 | tbEventType = wxEVT_TASKBAR_LEFT_DOWN; |
| 361 | else if(event.GetEventType() == wxEVT_LEFT_UP) |
| 362 | tbEventType = wxEVT_TASKBAR_LEFT_UP; |
| 363 | else if(event.GetEventType() == wxEVT_RIGHT_DOWN) |
| 364 | tbEventType = wxEVT_TASKBAR_RIGHT_DOWN; |
| 365 | else if(event.GetEventType() == wxEVT_RIGHT_UP) |
| 366 | tbEventType = wxEVT_TASKBAR_RIGHT_UP; |
| 367 | else if(event.GetEventType() == wxEVT_LEFT_DCLICK) |
| 368 | tbEventType = wxEVT_TASKBAR_LEFT_DCLICK; |
| 369 | else if(event.GetEventType() == wxEVT_RIGHT_DCLICK) |
| 370 | tbEventType = wxEVT_TASKBAR_RIGHT_DCLICK; |
| 371 | else |
| 372 | return; |
| 373 | wxTaskBarIconEvent tbiEvent(tbEventType,m_taskBarIconImpl->GetTaskBarIcon()); |
| 374 | m_taskBarIconImpl->GetTaskBarIcon()->ProcessEvent(tbiEvent); |
| 375 | } |
| 376 | |
| 377 | void wxTaskBarIconWindowCustom::OnPaint(wxPaintEvent &event) |
| 378 | { |
| 379 | wxPaintDC dc(this); |
| 380 | // FIXME: This is a temporary hack until we can see real icons |
| 381 | dc.SetBackground(wxBrush(*wxBLUE)); |
| 382 | dc.Clear(); |
| 383 | dc.DrawIcon(m_icon,0,0); |
| 384 | } |
| 385 | |
| 386 | // ============================================================================ |
| 387 | // wxTaskBarIconNSApplicationDelegateCategory |
| 388 | // ============================================================================ |
| 389 | |
| 390 | // This neatly solves the problem of DLL separation. If the wxAdvanced |
| 391 | // library (which this file is part of) is loaded then this category is |
| 392 | // defined and we get dock menu behaviour without app.mm ever having to |
| 393 | // know we exist. C++ did sucketh so. :-) |
| 394 | |
| 395 | @interface wxNSApplicationDelegate(wxTaskBarIconNSApplicationDelegateCategory) |
| 396 | - (NSMenu*)applicationDockMenu:(NSApplication *)sender; |
| 397 | @end |
| 398 | |
| 399 | @implementation wxNSApplicationDelegate(wxTaskBarIconNSApplicationDelegateCategory) |
| 400 | - (NSMenu*)applicationDockMenu:(NSApplication *)sender |
| 401 | { |
| 402 | return wxTaskBarIconDockImpl::CocoaGetDockNSMenu(); |
| 403 | } |
| 404 | @end |
| 405 | |
| 406 | #endif //def wxHAS_TASK_BAR_ICON |