| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/gtk/notebook.cpp |
| 3 | // Purpose: |
| 4 | // Author: Robert Roebling |
| 5 | // Id: $Id$ |
| 6 | // Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin |
| 7 | // Licence: wxWindows licence |
| 8 | ///////////////////////////////////////////////////////////////////////////// |
| 9 | |
| 10 | // For compilers that support precompilation, includes "wx.h". |
| 11 | #include "wx/wxprec.h" |
| 12 | |
| 13 | #if wxUSE_NOTEBOOK |
| 14 | |
| 15 | #include "wx/notebook.h" |
| 16 | |
| 17 | #ifndef WX_PRECOMP |
| 18 | #include "wx/intl.h" |
| 19 | #include "wx/log.h" |
| 20 | #include "wx/utils.h" |
| 21 | #include "wx/msgdlg.h" |
| 22 | #include "wx/bitmap.h" |
| 23 | #endif |
| 24 | |
| 25 | #include "wx/imaglist.h" |
| 26 | #include "wx/fontutil.h" |
| 27 | |
| 28 | #include "wx/gtk/private.h" |
| 29 | |
| 30 | #include <gdk/gdkkeysyms.h> |
| 31 | |
| 32 | // ---------------------------------------------------------------------------- |
| 33 | // events |
| 34 | // ---------------------------------------------------------------------------- |
| 35 | |
| 36 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED) |
| 37 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGING) |
| 38 | |
| 39 | //----------------------------------------------------------------------------- |
| 40 | // data |
| 41 | //----------------------------------------------------------------------------- |
| 42 | |
| 43 | extern bool g_blockEventsOnDrag; |
| 44 | |
| 45 | //----------------------------------------------------------------------------- |
| 46 | // wxGtkNotebookPage |
| 47 | //----------------------------------------------------------------------------- |
| 48 | |
| 49 | // VZ: this is rather ugly as we keep the pages themselves in an array (it |
| 50 | // allows us to have quite a few functions implemented in the base class) |
| 51 | // but the page data is kept in a separate list, so we must maintain them |
| 52 | // in sync manually... of course, the list had been there before the base |
| 53 | // class which explains it but it still would be nice to do something |
| 54 | // about this one day |
| 55 | |
| 56 | class wxGtkNotebookPage: public wxObject |
| 57 | { |
| 58 | public: |
| 59 | wxGtkNotebookPage() |
| 60 | { |
| 61 | m_image = -1; |
| 62 | m_page = (GtkNotebookPage *) NULL; |
| 63 | m_box = (GtkWidget *) NULL; |
| 64 | } |
| 65 | |
| 66 | wxString m_text; |
| 67 | int m_image; |
| 68 | GtkNotebookPage *m_page; |
| 69 | GtkLabel *m_label; |
| 70 | GtkWidget *m_box; // in which the label and image are packed |
| 71 | }; |
| 72 | |
| 73 | |
| 74 | #include "wx/listimpl.cpp" |
| 75 | WX_DEFINE_LIST(wxGtkNotebookPagesList) |
| 76 | |
| 77 | |
| 78 | //----------------------------------------------------------------------------- |
| 79 | // "switch_page" |
| 80 | //----------------------------------------------------------------------------- |
| 81 | |
| 82 | extern "C" { |
| 83 | static void gtk_notebook_page_changing_callback( GtkNotebook *widget, |
| 84 | GtkNotebookPage *WXUNUSED(gpage), |
| 85 | guint page, |
| 86 | wxNotebook *notebook ) |
| 87 | { |
| 88 | int old = gtk_notebook_get_current_page( widget ); |
| 89 | |
| 90 | if ( !notebook->SendPageChangingEvent(page) ) |
| 91 | { |
| 92 | // program doesn't allow the page change |
| 93 | g_signal_stop_emission_by_name(notebook->m_widget, "switch_page"); |
| 94 | } |
| 95 | else |
| 96 | { |
| 97 | // the page change event also reports the old page |
| 98 | notebook->m_oldSelection = old; |
| 99 | } |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | extern "C" { |
| 104 | static void gtk_notebook_page_changed_callback( GtkNotebook * WXUNUSED(widget), |
| 105 | GtkNotebookPage *WXUNUSED(gpage), |
| 106 | guint WXUNUSED(page), |
| 107 | wxNotebook *notebook ) |
| 108 | { |
| 109 | int old = notebook->m_oldSelection; |
| 110 | notebook->SendPageChangedEvent( old ); |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | //----------------------------------------------------------------------------- |
| 115 | // "size_allocate" |
| 116 | //----------------------------------------------------------------------------- |
| 117 | |
| 118 | extern "C" { |
| 119 | static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win ) |
| 120 | { |
| 121 | if ((win->m_x == alloc->x) && |
| 122 | (win->m_y == alloc->y) && |
| 123 | (win->m_width == alloc->width) && |
| 124 | (win->m_height == alloc->height)) |
| 125 | { |
| 126 | return; |
| 127 | } |
| 128 | |
| 129 | win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height ); |
| 130 | } |
| 131 | } |
| 132 | |
| 133 | //----------------------------------------------------------------------------- |
| 134 | // "realize" from m_widget |
| 135 | //----------------------------------------------------------------------------- |
| 136 | |
| 137 | extern "C" { |
| 138 | static void |
| 139 | gtk_notebook_realized_callback( GtkWidget * WXUNUSED(widget), wxWindow *win ) |
| 140 | { |
| 141 | /* GTK 1.2 up to version 1.2.5 is broken so that we have to call a queue_resize |
| 142 | here in order to make repositioning before showing to take effect. */ |
| 143 | gtk_widget_queue_resize( win->m_widget ); |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | //----------------------------------------------------------------------------- |
| 148 | // InsertChild callback for wxNotebook |
| 149 | //----------------------------------------------------------------------------- |
| 150 | |
| 151 | static void wxInsertChildInNotebook(wxWindow* parent, wxWindow* child) |
| 152 | { |
| 153 | // Hack Alert! (Part I): This sets the notebook as the parent of the child |
| 154 | // widget, and takes care of some details such as updating the state and |
| 155 | // style of the child to reflect its new location. We do this early |
| 156 | // because without it GetBestSize (which is used to set the initial size |
| 157 | // of controls if an explicit size is not given) will often report |
| 158 | // incorrect sizes since the widget's style context is not fully known. |
| 159 | // See bug #901694 for details |
| 160 | // (http://sourceforge.net/tracker/?func=detail&aid=901694&group_id=9863&atid=109863) |
| 161 | gtk_widget_set_parent(child->m_widget, parent->m_widget); |
| 162 | |
| 163 | // NOTE: This should be considered a temporary workaround until we can |
| 164 | // work out the details and implement delaying the setting of the initial |
| 165 | // size of widgets until the size is really needed. |
| 166 | } |
| 167 | |
| 168 | //----------------------------------------------------------------------------- |
| 169 | // wxNotebook |
| 170 | //----------------------------------------------------------------------------- |
| 171 | |
| 172 | IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxBookCtrlBase) |
| 173 | |
| 174 | BEGIN_EVENT_TABLE(wxNotebook, wxBookCtrlBase) |
| 175 | EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey) |
| 176 | END_EVENT_TABLE() |
| 177 | |
| 178 | void wxNotebook::Init() |
| 179 | { |
| 180 | m_padding = 0; |
| 181 | |
| 182 | m_imageList = (wxImageList *) NULL; |
| 183 | m_oldSelection = -1; |
| 184 | m_themeEnabled = true; |
| 185 | } |
| 186 | |
| 187 | wxNotebook::wxNotebook() |
| 188 | { |
| 189 | Init(); |
| 190 | } |
| 191 | |
| 192 | wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id, |
| 193 | const wxPoint& pos, const wxSize& size, |
| 194 | long style, const wxString& name ) |
| 195 | { |
| 196 | Init(); |
| 197 | Create( parent, id, pos, size, style, name ); |
| 198 | } |
| 199 | |
| 200 | wxNotebook::~wxNotebook() |
| 201 | { |
| 202 | DeleteAllPages(); |
| 203 | } |
| 204 | |
| 205 | bool wxNotebook::Create(wxWindow *parent, wxWindowID id, |
| 206 | const wxPoint& pos, const wxSize& size, |
| 207 | long style, const wxString& name ) |
| 208 | { |
| 209 | m_insertCallback = wxInsertChildInNotebook; |
| 210 | |
| 211 | if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT ) |
| 212 | style |= wxBK_TOP; |
| 213 | |
| 214 | if (!PreCreation( parent, pos, size ) || |
| 215 | !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name )) |
| 216 | { |
| 217 | wxFAIL_MSG( wxT("wxNoteBook creation failed") ); |
| 218 | return false; |
| 219 | } |
| 220 | |
| 221 | |
| 222 | m_widget = gtk_notebook_new(); |
| 223 | |
| 224 | gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 ); |
| 225 | |
| 226 | g_signal_connect (m_widget, "switch_page", |
| 227 | G_CALLBACK (gtk_notebook_page_changing_callback), this); |
| 228 | |
| 229 | g_signal_connect_after (m_widget, "switch_page", |
| 230 | G_CALLBACK (gtk_notebook_page_changed_callback), this); |
| 231 | |
| 232 | m_parent->DoAddChild( this ); |
| 233 | |
| 234 | if (m_windowStyle & wxBK_RIGHT) |
| 235 | gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_RIGHT ); |
| 236 | if (m_windowStyle & wxBK_LEFT) |
| 237 | gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_LEFT ); |
| 238 | if (m_windowStyle & wxBK_BOTTOM) |
| 239 | gtk_notebook_set_tab_pos( GTK_NOTEBOOK(m_widget), GTK_POS_BOTTOM ); |
| 240 | |
| 241 | PostCreation(size); |
| 242 | |
| 243 | g_signal_connect (m_widget, "realize", |
| 244 | G_CALLBACK (gtk_notebook_realized_callback), this); |
| 245 | |
| 246 | return true; |
| 247 | } |
| 248 | |
| 249 | int wxNotebook::GetSelection() const |
| 250 | { |
| 251 | wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") ); |
| 252 | |
| 253 | return gtk_notebook_get_current_page( GTK_NOTEBOOK(m_widget) ); |
| 254 | } |
| 255 | |
| 256 | wxString wxNotebook::GetPageText( size_t page ) const |
| 257 | { |
| 258 | wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid notebook") ); |
| 259 | |
| 260 | wxGtkNotebookPage* nb_page = GetNotebookPage(page); |
| 261 | if (nb_page) |
| 262 | return nb_page->m_text; |
| 263 | else |
| 264 | return wxEmptyString; |
| 265 | } |
| 266 | |
| 267 | int wxNotebook::GetPageImage( size_t page ) const |
| 268 | { |
| 269 | wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") ); |
| 270 | |
| 271 | wxGtkNotebookPage* nb_page = GetNotebookPage(page); |
| 272 | if (nb_page) |
| 273 | return nb_page->m_image; |
| 274 | else |
| 275 | return -1; |
| 276 | } |
| 277 | |
| 278 | wxGtkNotebookPage* wxNotebook::GetNotebookPage( int page ) const |
| 279 | { |
| 280 | wxCHECK_MSG( m_widget != NULL, (wxGtkNotebookPage*) NULL, wxT("invalid notebook") ); |
| 281 | |
| 282 | wxCHECK_MSG( page < (int)m_pagesData.GetCount(), (wxGtkNotebookPage*) NULL, wxT("invalid notebook index") ); |
| 283 | |
| 284 | return m_pagesData.Item(page)->GetData(); |
| 285 | } |
| 286 | |
| 287 | int wxNotebook::DoSetSelection( size_t page, int flags ) |
| 288 | { |
| 289 | wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid notebook") ); |
| 290 | |
| 291 | wxCHECK_MSG( page < m_pagesData.GetCount(), -1, wxT("invalid notebook index") ); |
| 292 | |
| 293 | int selOld = GetSelection(); |
| 294 | |
| 295 | if ( !(flags & SetSelection_SendEvent) ) |
| 296 | { |
| 297 | g_signal_handlers_block_by_func(m_widget, |
| 298 | (gpointer)gtk_notebook_page_changing_callback, this); |
| 299 | |
| 300 | g_signal_handlers_block_by_func(m_widget, |
| 301 | (gpointer)gtk_notebook_page_changed_callback, this); |
| 302 | } |
| 303 | |
| 304 | gtk_notebook_set_current_page( GTK_NOTEBOOK(m_widget), page ); |
| 305 | |
| 306 | if ( !(flags & SetSelection_SendEvent) ) |
| 307 | { |
| 308 | g_signal_handlers_unblock_by_func(m_widget, |
| 309 | (gpointer)gtk_notebook_page_changing_callback, this); |
| 310 | |
| 311 | g_signal_handlers_unblock_by_func(m_widget, |
| 312 | (gpointer)gtk_notebook_page_changed_callback, this); |
| 313 | } |
| 314 | |
| 315 | wxNotebookPage *client = GetPage(page); |
| 316 | if ( client ) |
| 317 | client->SetFocus(); |
| 318 | |
| 319 | return selOld; |
| 320 | } |
| 321 | |
| 322 | bool wxNotebook::SetPageText( size_t page, const wxString &text ) |
| 323 | { |
| 324 | wxCHECK_MSG( m_widget != NULL, false, wxT("invalid notebook") ); |
| 325 | |
| 326 | wxGtkNotebookPage* nb_page = GetNotebookPage(page); |
| 327 | |
| 328 | wxCHECK_MSG( nb_page, false, wxT("SetPageText: invalid page index") ); |
| 329 | |
| 330 | nb_page->m_text = text; |
| 331 | |
| 332 | gtk_label_set_text( nb_page->m_label, wxGTK_CONV( nb_page->m_text ) ); |
| 333 | |
| 334 | return true; |
| 335 | } |
| 336 | |
| 337 | bool wxNotebook::SetPageImage( size_t page, int image ) |
| 338 | { |
| 339 | /* HvdH 28-12-98: now it works, but it's a bit of a kludge */ |
| 340 | |
| 341 | wxGtkNotebookPage* nb_page = GetNotebookPage(page); |
| 342 | |
| 343 | if (!nb_page) return false; |
| 344 | |
| 345 | /* Optimization posibility: return immediately if image unchanged. |
| 346 | * Not enabled because it may break existing (stupid) code that |
| 347 | * manipulates the imagelist to cycle images */ |
| 348 | |
| 349 | /* if (image == nb_page->m_image) return true; */ |
| 350 | |
| 351 | /* For different cases: |
| 352 | 1) no image -> no image |
| 353 | 2) image -> no image |
| 354 | 3) no image -> image |
| 355 | 4) image -> image */ |
| 356 | |
| 357 | if (image == -1 && nb_page->m_image == -1) |
| 358 | return true; /* Case 1): Nothing to do. */ |
| 359 | |
| 360 | GtkWidget *pixmapwid = (GtkWidget*) NULL; |
| 361 | |
| 362 | if (nb_page->m_image != -1) |
| 363 | { |
| 364 | /* Case 2) or 4). There is already an image in the gtkhbox. Let's find it */ |
| 365 | |
| 366 | GList *child = gtk_container_get_children(GTK_CONTAINER(nb_page->m_box)); |
| 367 | while (child) |
| 368 | { |
| 369 | if (GTK_IS_IMAGE(child->data)) |
| 370 | { |
| 371 | pixmapwid = GTK_WIDGET(child->data); |
| 372 | break; |
| 373 | } |
| 374 | child = child->next; |
| 375 | } |
| 376 | |
| 377 | /* We should have the pixmap widget now */ |
| 378 | wxASSERT(pixmapwid != NULL); |
| 379 | |
| 380 | if (image == -1) |
| 381 | { |
| 382 | /* If there's no new widget, just remove the old from the box */ |
| 383 | gtk_container_remove(GTK_CONTAINER(nb_page->m_box), pixmapwid); |
| 384 | nb_page->m_image = -1; |
| 385 | |
| 386 | return true; /* Case 2) */ |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | /* Only cases 3) and 4) left */ |
| 391 | wxASSERT( m_imageList != NULL ); /* Just in case */ |
| 392 | |
| 393 | /* Construct the new pixmap */ |
| 394 | const wxBitmap *bmp = m_imageList->GetBitmapPtr(image); |
| 395 | |
| 396 | if (pixmapwid == NULL) |
| 397 | { |
| 398 | /* Case 3) No old pixmap. Create a new one and prepend it to the hbox */ |
| 399 | pixmapwid = gtk_image_new_from_pixbuf(bmp->GetPixbuf()); |
| 400 | |
| 401 | /* CHECKME: Are these pack flags okay? */ |
| 402 | gtk_box_pack_start(GTK_BOX(nb_page->m_box), pixmapwid, FALSE, FALSE, m_padding); |
| 403 | gtk_widget_show(pixmapwid); |
| 404 | } |
| 405 | else |
| 406 | { |
| 407 | /* Case 4) Simply replace the pixmap */ |
| 408 | gtk_image_set_from_pixbuf((GtkImage*)pixmapwid, bmp->GetPixbuf()); |
| 409 | } |
| 410 | |
| 411 | nb_page->m_image = image; |
| 412 | |
| 413 | return true; |
| 414 | } |
| 415 | |
| 416 | void wxNotebook::SetPageSize( const wxSize &WXUNUSED(size) ) |
| 417 | { |
| 418 | wxFAIL_MSG( wxT("wxNotebook::SetPageSize not implemented") ); |
| 419 | } |
| 420 | |
| 421 | void wxNotebook::SetPadding( const wxSize &padding ) |
| 422 | { |
| 423 | wxCHECK_RET( m_widget != NULL, wxT("invalid notebook") ); |
| 424 | |
| 425 | m_padding = padding.GetWidth(); |
| 426 | |
| 427 | int i; |
| 428 | for (i=0; i<int(GetPageCount()); i++) |
| 429 | { |
| 430 | wxGtkNotebookPage* nb_page = GetNotebookPage(i); |
| 431 | wxASSERT(nb_page != NULL); |
| 432 | |
| 433 | if (nb_page->m_image != -1) |
| 434 | { |
| 435 | // gtk_box_set_child_packing sets padding on BOTH sides |
| 436 | // icon provides left padding, label provides center and right |
| 437 | int image = nb_page->m_image; |
| 438 | SetPageImage(i,-1); |
| 439 | SetPageImage(i,image); |
| 440 | } |
| 441 | wxASSERT(nb_page->m_label); |
| 442 | gtk_box_set_child_packing(GTK_BOX(nb_page->m_box), |
| 443 | GTK_WIDGET(nb_page->m_label), |
| 444 | FALSE, FALSE, m_padding, GTK_PACK_END); |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | void wxNotebook::SetTabSize(const wxSize& WXUNUSED(sz)) |
| 449 | { |
| 450 | wxFAIL_MSG( wxT("wxNotebook::SetTabSize not implemented") ); |
| 451 | } |
| 452 | |
| 453 | bool wxNotebook::DeleteAllPages() |
| 454 | { |
| 455 | wxCHECK_MSG( m_widget != NULL, false, wxT("invalid notebook") ); |
| 456 | |
| 457 | while (m_pagesData.GetCount() > 0) |
| 458 | DeletePage( m_pagesData.GetCount()-1 ); |
| 459 | |
| 460 | wxASSERT_MSG( GetPageCount() == 0, _T("all pages must have been deleted") ); |
| 461 | |
| 462 | InvalidateBestSize(); |
| 463 | return wxNotebookBase::DeleteAllPages(); |
| 464 | } |
| 465 | |
| 466 | wxNotebookPage *wxNotebook::DoRemovePage( size_t page ) |
| 467 | { |
| 468 | // We cannot remove the page yet, as GTK sends the "switch_page" |
| 469 | // signal before it has removed the notebook-page from its |
| 470 | // corresponding list. Thus, if we were to remove the page from |
| 471 | // m_pages at this point, the two lists of pages would be out |
| 472 | // of sync during the PAGE_CHANGING/PAGE_CHANGED events. |
| 473 | wxNotebookPage *client = GetPage(page); |
| 474 | if ( !client ) |
| 475 | return NULL; |
| 476 | |
| 477 | gtk_widget_ref( client->m_widget ); |
| 478 | gtk_widget_unrealize( client->m_widget ); |
| 479 | |
| 480 | // we don't need to unparent the client->m_widget; GTK+ will do |
| 481 | // that for us (and will throw a warning if we do it!) |
| 482 | gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page ); |
| 483 | |
| 484 | // It's safe to remove the page now. |
| 485 | wxASSERT_MSG(GetPage(page) == client, wxT("pages changed during delete")); |
| 486 | wxNotebookBase::DoRemovePage(page); |
| 487 | |
| 488 | wxGtkNotebookPage* p = GetNotebookPage(page); |
| 489 | m_pagesData.DeleteObject(p); |
| 490 | delete p; |
| 491 | |
| 492 | return client; |
| 493 | } |
| 494 | |
| 495 | bool wxNotebook::InsertPage( size_t position, |
| 496 | wxNotebookPage* win, |
| 497 | const wxString& text, |
| 498 | bool select, |
| 499 | int imageId ) |
| 500 | { |
| 501 | wxCHECK_MSG( m_widget != NULL, false, wxT("invalid notebook") ); |
| 502 | |
| 503 | wxCHECK_MSG( win->GetParent() == this, false, |
| 504 | wxT("Can't add a page whose parent is not the notebook!") ); |
| 505 | |
| 506 | wxCHECK_MSG( position <= GetPageCount(), false, |
| 507 | _T("invalid page index in wxNotebookPage::InsertPage()") ); |
| 508 | |
| 509 | // Hack Alert! (Part II): See above in wxInsertChildInNotebook callback |
| 510 | // why this has to be done. NOTE: using gtk_widget_unparent here does not |
| 511 | // work as it seems to undo too much and will cause errors in the |
| 512 | // gtk_notebook_insert_page below, so instead just clear the parent by |
| 513 | // hand here. |
| 514 | win->m_widget->parent = NULL; |
| 515 | |
| 516 | if (m_themeEnabled) |
| 517 | win->SetThemeEnabled(true); |
| 518 | |
| 519 | GtkNotebook *notebook = GTK_NOTEBOOK(m_widget); |
| 520 | |
| 521 | wxGtkNotebookPage *nb_page = new wxGtkNotebookPage(); |
| 522 | |
| 523 | if ( position == GetPageCount() ) |
| 524 | m_pagesData.Append( nb_page ); |
| 525 | else |
| 526 | m_pagesData.Insert( position, nb_page ); |
| 527 | |
| 528 | m_pages.Insert(win, position); |
| 529 | |
| 530 | nb_page->m_box = gtk_hbox_new( FALSE, 1 ); |
| 531 | gtk_container_set_border_width((GtkContainer*)nb_page->m_box, 2); |
| 532 | |
| 533 | g_signal_connect (win->m_widget, "size_allocate", |
| 534 | G_CALLBACK (gtk_page_size_callback), win); |
| 535 | |
| 536 | gtk_notebook_insert_page( notebook, win->m_widget, nb_page->m_box, position ); |
| 537 | |
| 538 | nb_page->m_page = (GtkNotebookPage*) g_list_last(notebook->children)->data; |
| 539 | |
| 540 | /* set the label image */ |
| 541 | nb_page->m_image = imageId; |
| 542 | |
| 543 | if (imageId != -1) |
| 544 | { |
| 545 | wxASSERT( m_imageList != NULL ); |
| 546 | |
| 547 | const wxBitmap *bmp = m_imageList->GetBitmapPtr(imageId); |
| 548 | GtkWidget* pixmapwid = gtk_image_new_from_pixbuf(bmp->GetPixbuf()); |
| 549 | gtk_box_pack_start(GTK_BOX(nb_page->m_box), pixmapwid, FALSE, FALSE, m_padding); |
| 550 | gtk_widget_show(pixmapwid); |
| 551 | } |
| 552 | |
| 553 | /* set the label text */ |
| 554 | |
| 555 | nb_page->m_text = wxStripMenuCodes(text); |
| 556 | if (nb_page->m_text.empty()) nb_page->m_text = wxEmptyString; |
| 557 | |
| 558 | nb_page->m_label = GTK_LABEL( gtk_label_new(wxGTK_CONV(nb_page->m_text)) ); |
| 559 | gtk_box_pack_end( GTK_BOX(nb_page->m_box), GTK_WIDGET(nb_page->m_label), FALSE, FALSE, m_padding ); |
| 560 | |
| 561 | /* apply current style */ |
| 562 | GtkRcStyle *style = CreateWidgetStyle(); |
| 563 | if ( style ) |
| 564 | { |
| 565 | gtk_widget_modify_style(GTK_WIDGET(nb_page->m_label), style); |
| 566 | gtk_rc_style_unref(style); |
| 567 | } |
| 568 | |
| 569 | /* show the label */ |
| 570 | gtk_widget_show( GTK_WIDGET(nb_page->m_label) ); |
| 571 | |
| 572 | if (select && (m_pagesData.GetCount() > 1)) |
| 573 | { |
| 574 | SetSelection( position ); |
| 575 | } |
| 576 | |
| 577 | InvalidateBestSize(); |
| 578 | return true; |
| 579 | } |
| 580 | |
| 581 | // helper for HitTest(): check if the point lies inside the given widget which |
| 582 | // is the child of the notebook whose position and border size are passed as |
| 583 | // parameters |
| 584 | static bool |
| 585 | IsPointInsideWidget(const wxPoint& pt, GtkWidget *w, |
| 586 | gint x, gint y, gint border = 0) |
| 587 | { |
| 588 | return |
| 589 | (pt.x >= w->allocation.x - x - border) && |
| 590 | (pt.x <= w->allocation.x - x + border + w->allocation.width) && |
| 591 | (pt.y >= w->allocation.y - y - border) && |
| 592 | (pt.y <= w->allocation.y - y + border + w->allocation.height); |
| 593 | } |
| 594 | |
| 595 | int wxNotebook::HitTest(const wxPoint& pt, long *flags) const |
| 596 | { |
| 597 | const gint x = m_widget->allocation.x; |
| 598 | const gint y = m_widget->allocation.y; |
| 599 | |
| 600 | const size_t count = GetPageCount(); |
| 601 | size_t i = 0; |
| 602 | |
| 603 | GtkNotebook * notebook = GTK_NOTEBOOK(m_widget); |
| 604 | if (gtk_notebook_get_scrollable(notebook)) |
| 605 | i = g_list_position( notebook->children, notebook->first_tab ); |
| 606 | |
| 607 | for ( ; i < count; i++ ) |
| 608 | { |
| 609 | wxGtkNotebookPage* nb_page = GetNotebookPage(i); |
| 610 | GtkWidget *box = nb_page->m_box; |
| 611 | |
| 612 | const gint border = gtk_container_get_border_width(GTK_CONTAINER(box)); |
| 613 | |
| 614 | if ( IsPointInsideWidget(pt, box, x, y, border) ) |
| 615 | { |
| 616 | // ok, we're inside this tab -- now find out where, if needed |
| 617 | if ( flags ) |
| 618 | { |
| 619 | GtkWidget *pixmap = NULL; |
| 620 | |
| 621 | GList *children = gtk_container_get_children(GTK_CONTAINER(box)); |
| 622 | for ( GList *child = children; child; child = child->next ) |
| 623 | { |
| 624 | if (GTK_IS_IMAGE(child->data)) |
| 625 | { |
| 626 | pixmap = GTK_WIDGET(child->data); |
| 627 | break; |
| 628 | } |
| 629 | } |
| 630 | |
| 631 | if ( children ) |
| 632 | g_list_free(children); |
| 633 | |
| 634 | if ( pixmap && IsPointInsideWidget(pt, pixmap, x, y) ) |
| 635 | { |
| 636 | *flags = wxBK_HITTEST_ONICON; |
| 637 | } |
| 638 | else if ( IsPointInsideWidget(pt, GTK_WIDGET(nb_page->m_label), x, y) ) |
| 639 | { |
| 640 | *flags = wxBK_HITTEST_ONLABEL; |
| 641 | } |
| 642 | else |
| 643 | { |
| 644 | *flags = wxBK_HITTEST_ONITEM; |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | return i; |
| 649 | } |
| 650 | } |
| 651 | |
| 652 | if ( flags ) |
| 653 | { |
| 654 | *flags = wxBK_HITTEST_NOWHERE; |
| 655 | wxWindowBase * page = GetCurrentPage(); |
| 656 | if ( page ) |
| 657 | { |
| 658 | // rect origin is in notebook's parent coordinates |
| 659 | wxRect rect = page->GetRect(); |
| 660 | |
| 661 | // adjust it to the notebook's coordinates |
| 662 | wxPoint pos = GetPosition(); |
| 663 | rect.x -= pos.x; |
| 664 | rect.y -= pos.y; |
| 665 | if ( rect.Contains( pt ) ) |
| 666 | *flags |= wxBK_HITTEST_ONPAGE; |
| 667 | } |
| 668 | } |
| 669 | |
| 670 | return wxNOT_FOUND; |
| 671 | } |
| 672 | |
| 673 | void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) |
| 674 | { |
| 675 | if (event.IsWindowChange()) |
| 676 | AdvanceSelection( event.GetDirection() ); |
| 677 | else |
| 678 | event.Skip(); |
| 679 | } |
| 680 | |
| 681 | #if wxUSE_CONSTRAINTS |
| 682 | |
| 683 | // override these 2 functions to do nothing: everything is done in OnSize |
| 684 | void wxNotebook::SetConstraintSizes( bool WXUNUSED(recurse) ) |
| 685 | { |
| 686 | // don't set the sizes of the pages - their correct size is not yet known |
| 687 | wxControl::SetConstraintSizes(false); |
| 688 | } |
| 689 | |
| 690 | bool wxNotebook::DoPhase( int WXUNUSED(nPhase) ) |
| 691 | { |
| 692 | return true; |
| 693 | } |
| 694 | |
| 695 | #endif |
| 696 | |
| 697 | void wxNotebook::DoApplyWidgetStyle(GtkRcStyle *style) |
| 698 | { |
| 699 | gtk_widget_modify_style(m_widget, style); |
| 700 | size_t cnt = m_pagesData.GetCount(); |
| 701 | for (size_t i = 0; i < cnt; i++) |
| 702 | gtk_widget_modify_style(GTK_WIDGET(GetNotebookPage(i)->m_label), style); |
| 703 | } |
| 704 | |
| 705 | GdkWindow *wxNotebook::GTKGetWindow(wxArrayGdkWindows& windows) const |
| 706 | { |
| 707 | windows.push_back(m_widget->window); |
| 708 | windows.push_back(GTK_NOTEBOOK(m_widget)->event_window); |
| 709 | |
| 710 | return NULL; |
| 711 | } |
| 712 | |
| 713 | // static |
| 714 | wxVisualAttributes |
| 715 | wxNotebook::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant)) |
| 716 | { |
| 717 | return GetDefaultAttributesFromGTKWidget(gtk_notebook_new); |
| 718 | } |
| 719 | |
| 720 | //----------------------------------------------------------------------------- |
| 721 | // wxNotebookEvent |
| 722 | //----------------------------------------------------------------------------- |
| 723 | |
| 724 | IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent) |
| 725 | |
| 726 | #endif |