1 /* 2 Open Tracker License 3 4 Terms and Conditions 5 6 Copyright (c) 1991-2000, Be Incorporated. All rights reserved. 7 8 Permission is hereby granted, free of charge, to any person obtaining a copy of 9 this software and associated documentation files (the "Software"), to deal in 10 the Software without restriction, including without limitation the rights to 11 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 12 of the Software, and to permit persons to whom the Software is furnished to do 13 so, subject to the following conditions: 14 15 The above copyright notice and this permission notice applies to all licensees 16 and shall be included in all copies or substantial portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF TITLE, MERCHANTABILITY, 20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 BE INCORPORATED BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 22 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF, OR IN CONNECTION 23 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 25 Except as contained in this notice, the name of Be Incorporated shall not be 26 used in advertising or otherwise to promote the sale, use or other dealings in 27 this Software without prior written authorization from Be Incorporated. 28 29 Tracker(TM), Be(R), BeOS(R), and BeIA(TM) are trademarks or registered trademarks 30 of Be Incorporated in the United States and other countries. Other brand product 31 names are registered trademarks or trademarks of their respective holders. 32 All rights reserved. 33 */ 34 35 // Implementation for the public FilePanel object. 36 37 38 #include <sys/resource.h> 39 40 #include <BeBuild.h> 41 #include <Debug.h> 42 #include <FilePanel.h> 43 #include <Looper.h> 44 #include <Screen.h> 45 #include <Window.h> 46 47 #include "AutoLock.h" 48 #include "Commands.h" 49 #include "FilePanelPriv.h" 50 51 52 // prototypes for some private kernel calls that will some day be public 53 #ifndef _IMPEXP_ROOT 54 # define _IMPEXP_ROOT 55 #endif 56 57 58 // #pragma mark - BFilePanel 59 60 61 BFilePanel::BFilePanel(file_panel_mode mode, BMessenger* target, 62 const entry_ref* ref, uint32 nodeFlavors, bool multipleSelection, 63 BMessage* message, BRefFilter* filter, bool modal, 64 bool hideWhenDone) 65 { 66 // boost file descriptor limit so file panels in other apps don't have 67 // problems 68 struct rlimit rl; 69 rl.rlim_cur = 512; 70 rl.rlim_max = RLIM_SAVED_MAX; 71 setrlimit(RLIMIT_NOFILE, &rl); 72 73 BEntry startDir(ref); 74 fWindow = new TFilePanel(mode, target, &startDir, nodeFlavors, 75 multipleSelection, message, filter, 0, B_DOCUMENT_WINDOW_LOOK, 76 (modal ? B_MODAL_APP_WINDOW_FEEL : B_NORMAL_WINDOW_FEEL), 77 B_CURRENT_WORKSPACE, 0, hideWhenDone); 78 79 static_cast<TFilePanel*>(fWindow)->SetClientObject(this); 80 81 fWindow->SetIsFilePanel(true); 82 } 83 84 85 BFilePanel::~BFilePanel() 86 { 87 if (fWindow->Lock()) 88 fWindow->Quit(); 89 } 90 91 92 void 93 BFilePanel::Show() 94 { 95 AutoLock<BWindow> lock(fWindow); 96 if (!lock) 97 return; 98 99 // if the window is already showing, don't jerk the workspaces around, 100 // just pull it to us 101 uint32 workspace = 1UL << (uint32)current_workspace(); 102 uint32 windowWorkspaces = fWindow->Workspaces(); 103 if (!(windowWorkspaces & workspace)) { 104 // window in a different workspace, reopen in current 105 fWindow->SetWorkspaces(workspace); 106 } 107 108 // Position like an alert, unless the parent is NULL and a position was 109 // already restored from saved settings. 110 BWindow* parent = dynamic_cast<BWindow*>( 111 BLooper::LooperForThread(find_thread(NULL))); 112 if (parent != NULL) 113 fWindow->MoveTo(fWindow->AlertPosition(parent->Frame())); 114 else { 115 if (!static_cast<TFilePanel*>(fWindow)->DefaultStateRestored()) 116 fWindow->MoveTo(fWindow->AlertPosition(BScreen(fWindow).Frame())); 117 } 118 119 if (!IsShowing()) 120 fWindow->Show(); 121 122 fWindow->Activate(); 123 124 #if 1 125 // The Be Book gives the names for some of the child views so that apps 126 // could move them around if they needed to, but we have most in layouts, 127 // so once the window has been opened, we have to forcibly resize "PoseView" 128 // (fBackView) to fully invalidate its layout in case any of the controls 129 // in it have been moved. 130 fWindow->FindView("PoseView")->ResizeBy(1, 1); 131 fWindow->FindView("PoseView")->ResizeBy(-1, -1); 132 #endif 133 } 134 135 136 void 137 BFilePanel::Hide() 138 { 139 AutoLock<BWindow> lock(fWindow); 140 if (!lock) 141 return; 142 143 if (!fWindow->IsHidden()) 144 fWindow->QuitRequested(); 145 } 146 147 148 bool 149 BFilePanel::IsShowing() const 150 { 151 AutoLock<BWindow> lock(fWindow); 152 if (!lock) 153 return false; 154 155 return !fWindow->IsHidden(); 156 } 157 158 159 void 160 BFilePanel::SendMessage(const BMessenger* messenger, BMessage* message) 161 { 162 messenger->SendMessage(message); 163 } 164 165 166 file_panel_mode 167 BFilePanel::PanelMode() const 168 { 169 AutoLock<BWindow> lock(fWindow); 170 if (!lock) 171 return B_OPEN_PANEL; 172 173 if (static_cast<TFilePanel*>(fWindow)->IsSavePanel()) 174 return B_SAVE_PANEL; 175 176 return B_OPEN_PANEL; 177 } 178 179 180 BMessenger 181 BFilePanel::Messenger() const 182 { 183 BMessenger target; 184 185 AutoLock<BWindow> lock(fWindow); 186 if (!lock) 187 return target; 188 189 return *static_cast<TFilePanel*>(fWindow)->Target(); 190 } 191 192 193 void 194 BFilePanel::SetTarget(BMessenger target) 195 { 196 AutoLock<BWindow> lock(fWindow); 197 if (!lock) 198 return; 199 200 static_cast<TFilePanel*>(fWindow)->SetTarget(target); 201 } 202 203 204 void 205 BFilePanel::SetMessage(BMessage* message) 206 { 207 AutoLock<BWindow> lock(fWindow); 208 if (!lock) 209 return; 210 211 static_cast<TFilePanel*>(fWindow)->SetMessage(message); 212 } 213 214 215 void 216 BFilePanel::Refresh() 217 { 218 AutoLock<BWindow> lock(fWindow); 219 if (!lock) 220 return; 221 222 static_cast<TFilePanel*>(fWindow)->Refresh(); 223 } 224 225 226 BRefFilter* 227 BFilePanel::RefFilter() const 228 { 229 AutoLock<BWindow> lock(fWindow); 230 if (!lock) 231 return 0; 232 233 return static_cast<TFilePanel*>(fWindow)->Filter(); 234 } 235 236 237 void 238 BFilePanel::SetRefFilter(BRefFilter* filter) 239 { 240 AutoLock<BWindow> lock(fWindow); 241 if (!lock) 242 return; 243 244 static_cast<TFilePanel*>(fWindow)->SetRefFilter(filter); 245 } 246 247 248 void 249 BFilePanel::SetButtonLabel(file_panel_button button, const char* text) 250 { 251 AutoLock<BWindow> lock(fWindow); 252 if (!lock) 253 return; 254 255 static_cast<TFilePanel*>(fWindow)->SetButtonLabel(button, text); 256 } 257 258 259 void 260 BFilePanel::SetNodeFlavors(uint32 flavors) 261 { 262 AutoLock<BWindow> lock(fWindow); 263 if (!lock) 264 return; 265 266 static_cast<TFilePanel*>(fWindow)->SetNodeFlavors(flavors); 267 } 268 269 270 void 271 BFilePanel::GetPanelDirectory(entry_ref* ref) const 272 { 273 AutoLock<BWindow> lock(fWindow); 274 if (!lock) 275 return; 276 277 *ref = *static_cast<TFilePanel*>(fWindow)->TargetModel()->EntryRef(); 278 } 279 280 281 void 282 BFilePanel::SetSaveText(const char* text) 283 { 284 AutoLock<BWindow> lock(fWindow); 285 if (!lock) 286 return; 287 288 static_cast<TFilePanel*>(fWindow)->SetSaveText(text); 289 } 290 291 292 void 293 BFilePanel::SetPanelDirectory(const entry_ref* ref) 294 { 295 AutoLock<BWindow> lock(fWindow); 296 if (!lock) 297 return; 298 299 static_cast<TFilePanel*>(fWindow)->SetTo(ref); 300 } 301 302 303 void 304 BFilePanel::SetPanelDirectory(const char* path) 305 { 306 entry_ref ref; 307 status_t err = get_ref_for_path(path, &ref); 308 if (err < B_OK) 309 return; 310 311 AutoLock<BWindow> lock(fWindow); 312 if (!lock) 313 return; 314 315 static_cast<TFilePanel*>(fWindow)->SetTo(&ref); 316 } 317 318 319 void 320 BFilePanel::SetPanelDirectory(const BEntry* entry) 321 { 322 entry_ref ref; 323 324 if (entry && entry->GetRef(&ref) == B_OK) 325 SetPanelDirectory(&ref); 326 } 327 328 329 void 330 BFilePanel::SetPanelDirectory(const BDirectory* dir) 331 { 332 BEntry entry; 333 334 if (dir && (dir->GetEntry(&entry) == B_OK)) 335 SetPanelDirectory(&entry); 336 } 337 338 339 BWindow* 340 BFilePanel::Window() const 341 { 342 return fWindow; 343 } 344 345 346 void 347 BFilePanel::Rewind() 348 { 349 AutoLock<BWindow> lock(fWindow); 350 if (!lock) 351 return; 352 353 static_cast<TFilePanel*>(fWindow)->Rewind(); 354 } 355 356 357 status_t 358 BFilePanel::GetNextSelectedRef(entry_ref* ref) 359 { 360 AutoLock<BWindow> lock(fWindow); 361 if (!lock) 362 return B_ERROR; 363 364 return static_cast<TFilePanel*>(fWindow)->GetNextEntryRef(ref); 365 366 } 367 368 369 void 370 BFilePanel::SetHideWhenDone(bool on) 371 { 372 AutoLock<BWindow> lock(fWindow); 373 if (!lock) 374 return; 375 376 static_cast<TFilePanel*>(fWindow)->SetHideWhenDone(on); 377 } 378 379 380 bool 381 BFilePanel::HidesWhenDone(void) const 382 { 383 AutoLock<BWindow> lock(fWindow); 384 if (!lock) 385 return false; 386 387 return static_cast<TFilePanel*>(fWindow)->HidesWhenDone(); 388 } 389 390 391 void 392 BFilePanel::WasHidden() 393 { 394 // hook function 395 } 396 397 398 void 399 BFilePanel::SelectionChanged() 400 { 401 // hook function 402 } 403