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1/////////////////////////////////////////////////////////////////////////////
2// Name: notebook.cpp
3// Purpose:
4// Author: Robert Roebling
5// Created: 01/02/97
6// Id:
7// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
8// Licence: wxWindows licence
9/////////////////////////////////////////////////////////////////////////////
10
11#ifdef __GNUG__
12#pragma implementation "notebook.h"
13#endif
14
15#include "wx/notebook.h"
16#include "wx/panel.h"
17#include "wx/utils.h"
18#include "wx/imaglist.h"
19#include "wx/intl.h"
20#include "wx/log.h"
21
22//-----------------------------------------------------------------------------
23// wxNotebookPage
24//-----------------------------------------------------------------------------
25
26class wxNotebookPage: public wxObject
27{
28public:
29 wxNotebookPage()
30 {
31 m_id = -1;
32 m_text = "";
33 m_image = -1;
34 m_page = (GtkNotebookPage *) NULL;
35 m_client = (wxWindow *) NULL;
36 m_parent = (GtkNotebook *) NULL;
37 m_box = (GtkWidget *) NULL;
38 }
39
40//private:
41 int m_id;
42 wxString m_text;
43 int m_image;
44 GtkNotebookPage *m_page;
45 GtkLabel *m_label;
46 wxWindow *m_client;
47 GtkNotebook *m_parent;
48 GtkWidget *m_box; // in which the label and image are packed
49};
50
51//-----------------------------------------------------------------------------
52// "switch_page"
53//-----------------------------------------------------------------------------
54
55static void gtk_notebook_page_change_callback(GtkNotebook *WXUNUSED(widget),
56 GtkNotebookPage *WXUNUSED(page),
57 gint nPage,
58 gpointer data)
59{
60 wxNotebook *notebook = (wxNotebook *)data;
61
62 int old = notebook->GetSelection();
63
64 // TODO: emulate PAGE_CHANGING event
65
66 wxNotebookEvent event( wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED,
67 notebook->GetId(), nPage, old );
68 event.SetEventObject( notebook );
69 notebook->GetEventHandler()->ProcessEvent( event );
70}
71
72//-----------------------------------------------------------------------------
73// "size_allocate"
74//-----------------------------------------------------------------------------
75
76static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
77{
78 if (win->GetAutoLayout()) win->Layout();
79
80 if ((win->m_x == alloc->x) &&
81 (win->m_y == alloc->y) &&
82 (win->m_width == alloc->width) &&
83 (win->m_height == alloc->height))
84 {
85 return;
86 }
87
88 win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
89}
90
91//-----------------------------------------------------------------------------
92// wxNotebook
93//-----------------------------------------------------------------------------
94
95IMPLEMENT_DYNAMIC_CLASS(wxNotebook,wxControl)
96
97void wxNotebook::Init()
98{
99 m_imageList = (wxImageList *) NULL;
100 m_pages.DeleteContents( TRUE );
101 m_idHandler = 0;
102}
103
104wxNotebook::wxNotebook()
105{
106 Init();
107}
108
109wxNotebook::wxNotebook( wxWindow *parent, wxWindowID id,
110 const wxPoint& pos, const wxSize& size,
111 long style, const wxString& name )
112{
113 Init();
114 Create( parent, id, pos, size, style, name );
115}
116
117wxNotebook::~wxNotebook()
118{
119 // don't generate change page events any more
120 if (m_idHandler != 0)
121 gtk_signal_disconnect(GTK_OBJECT(m_widget), m_idHandler);
122
123 DeleteAllPages();
124}
125
126bool wxNotebook::Create(wxWindow *parent, wxWindowID id,
127 const wxPoint& pos, const wxSize& size,
128 long style, const wxString& name )
129{
130 m_needParent = TRUE;
131
132 PreCreation( parent, id, pos, size, style, name );
133
134 m_widget = gtk_notebook_new();
135
136 gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
137
138 m_idHandler = gtk_signal_connect
139 (
140 GTK_OBJECT(m_widget), "switch_page",
141 GTK_SIGNAL_FUNC(gtk_notebook_page_change_callback),
142 (gpointer)this
143 );
144
145 PostCreation();
146
147 Show( TRUE );
148
149 return TRUE;
150}
151
152int wxNotebook::GetSelection() const
153{
154 if (m_pages.Number() == 0) return -1;
155
156 GtkNotebookPage *g_page = GTK_NOTEBOOK(m_widget)->cur_page;
157
158 wxNotebookPage *page = (wxNotebookPage *) NULL;
159
160 wxNode *node = m_pages.First();
161 while (node)
162 {
163 page = (wxNotebookPage*)node->Data();
164 if (page->m_page == g_page)
165 break;
166 node = node->Next();
167 }
168
169 wxCHECK_MSG( node != NULL, -1, "wxNotebook: no selection?" );
170
171 return page->m_id;
172}
173
174int wxNotebook::GetPageCount() const
175{
176 return m_pages.Number();
177}
178
179int wxNotebook::GetRowCount() const
180{
181 return 1;
182}
183
184wxString wxNotebook::GetPageText( int page ) const
185{
186 wxNotebookPage* nb_page = GetNotebookPage(page);
187 if (nb_page)
188 return nb_page->m_text;
189 else
190 return "";
191}
192
193int wxNotebook::GetPageImage( int page ) const
194{
195 wxNotebookPage* nb_page = GetNotebookPage(page);
196 if (nb_page)
197 return nb_page->m_image;
198 else
199 return 0;
200}
201
202wxNotebookPage* wxNotebook::GetNotebookPage(int page) const
203{
204 wxNotebookPage *nb_page = (wxNotebookPage *) NULL;
205
206 wxNode *node = m_pages.First();
207 while (node)
208 {
209 nb_page = (wxNotebookPage*)node->Data();
210 if (nb_page->m_id == page)
211 return nb_page;
212 node = node->Next();
213 }
214
215 wxLogDebug( "Notebook page %d not found!", page );
216
217 return (wxNotebookPage *) NULL;
218}
219
220int wxNotebook::SetSelection( int page )
221{
222 int selOld = GetSelection();
223 wxNotebookPage* nb_page = GetNotebookPage(page);
224
225 if (!nb_page) return -1;
226
227 int page_num = 0;
228 GList *child = GTK_NOTEBOOK(m_widget)->children;
229 while (child)
230 {
231 if (nb_page->m_page == (GtkNotebookPage*)child->data) break;
232 page_num++;
233 child = child->next;
234 }
235
236 if (!child) return -1;
237
238 gtk_notebook_set_page( GTK_NOTEBOOK(m_widget), page_num );
239
240 return selOld;
241}
242
243void wxNotebook::AdvanceSelection( bool bForward )
244{
245 int sel = GetSelection();
246 int max = GetPageCount();
247
248 if (bForward)
249 SetSelection( sel == max ? 0 : sel + 1 );
250 else
251 SetSelection( sel == 0 ? max : sel - 1 );
252}
253
254void wxNotebook::SetImageList( wxImageList* imageList )
255{
256 m_imageList = imageList;
257}
258
259bool wxNotebook::SetPageText( int page, const wxString &text )
260{
261 wxNotebookPage* nb_page = GetNotebookPage(page);
262
263 if (!nb_page) return FALSE;
264
265 nb_page->m_text = text;
266
267 return TRUE;
268}
269
270bool wxNotebook::SetPageImage( int page, int image )
271{
272 wxNotebookPage* nb_page = GetNotebookPage(page);
273
274 if (!nb_page) return FALSE;
275
276 nb_page->m_image = image;
277
278 return TRUE;
279}
280
281void wxNotebook::SetPageSize( const wxSize &WXUNUSED(size) )
282{
283 wxFAIL_MSG( "wxNotebook::SetPageSize not implemented" );
284}
285
286void wxNotebook::SetPadding( const wxSize &WXUNUSED(padding) )
287{
288 wxFAIL_MSG( "wxNotebook::SetPadding not implemented" );
289}
290
291bool wxNotebook::DeleteAllPages()
292{
293 wxNode *page_node = m_pages.First();
294 while (page_node)
295 {
296 wxNotebookPage *page = (wxNotebookPage*)page_node->Data();
297
298 DeletePage( page->m_id );
299
300 page_node = m_pages.First();
301 }
302
303 return TRUE;
304}
305
306bool wxNotebook::DeletePage( int page )
307{
308 wxNotebookPage* nb_page = GetNotebookPage(page);
309 if (!nb_page) return FALSE;
310
311 int page_num = 0;
312 GList *child = GTK_NOTEBOOK(m_widget)->children;
313 while (child)
314 {
315 if (nb_page->m_page == (GtkNotebookPage*)child->data) break;
316 page_num++;
317 child = child->next;
318 }
319
320 wxASSERT( child );
321
322 delete nb_page->m_client;
323
324// Amazingly, this is not necessary
325// gtk_notebook_remove_page( GTK_NOTEBOOK(m_widget), page_num );
326
327 m_pages.DeleteObject( nb_page );
328
329 return TRUE;
330}
331
332bool wxNotebook::AddPage(wxWindow* win, const wxString& text,
333 bool bSelect, int imageId)
334{
335 // we've created the notebook page in AddChild(). Now we just have to set
336 // the caption for the page and set the others parameters.
337
338 wxNotebookPage *page = (wxNotebookPage *) NULL;
339
340 wxNode *node = m_pages.First();
341 while (node)
342 {
343 page = (wxNotebookPage*)node->Data();
344 if ( page->m_client == win ) break;
345 node = node->Next();
346 }
347
348 wxCHECK_MSG( page != NULL, FALSE, "Can't add a page whose parent is not the notebook!" );
349
350 if (imageId != -1)
351 {
352 wxASSERT( m_imageList != NULL );
353
354 wxBitmap *bmp = m_imageList->GetBitmap(imageId);
355 GdkPixmap *pixmap = bmp->GetPixmap();
356 GdkBitmap *mask = (GdkBitmap*) NULL;
357 if (bmp->GetMask()) mask = bmp->GetMask()->GetBitmap();
358 GtkWidget *pixmapwid = gtk_pixmap_new (pixmap, mask );
359
360 gtk_box_pack_start(GTK_BOX(page->m_box), pixmapwid, FALSE, FALSE, 3);
361
362 gtk_widget_show(pixmapwid);
363 }
364
365 // then set the attributes
366 page->m_text = text;
367 if (page->m_text.IsEmpty()) page->m_text = "";
368 page->m_image = imageId;
369 page->m_label = (GtkLabel *)gtk_label_new(page->m_text);
370 gtk_box_pack_start( GTK_BOX(page->m_box), (GtkWidget *)page->m_label, FALSE, FALSE, 3);
371
372 // @@@: what does this do? do we still need it?
373 // gtk_misc_set_alignment(GTK_MISC(page->m_label), 0.0, 0.5);
374
375 gtk_widget_show((GtkWidget *)page->m_label);
376
377 if (bSelect) SetSelection(GetPageCount());
378
379 return TRUE;
380}
381
382wxWindow *wxNotebook::GetPage( int page ) const
383{
384 wxNotebookPage* nb_page = GetNotebookPage(page);
385 if (!nb_page)
386 return (wxWindow *) NULL;
387 else
388 return nb_page->m_client;
389}
390
391void wxNotebook::AddChild( wxWindow *win )
392{
393 m_children.Append(win);
394
395 wxNotebookPage *page = new wxNotebookPage();
396
397 page->m_id = GetPageCount();
398
399 page->m_box = gtk_hbox_new (FALSE, 0);
400 gtk_container_border_width(GTK_CONTAINER(page->m_box), 2);
401
402 page->m_client = win;
403 gtk_notebook_append_page( GTK_NOTEBOOK(m_widget), win->m_widget, page->m_box );
404
405 page->m_page =
406 (GtkNotebookPage*) (g_list_last(GTK_NOTEBOOK(m_widget)->children)->data);
407
408 page->m_parent = GTK_NOTEBOOK(m_widget);
409
410 gtk_signal_connect( GTK_OBJECT(win->m_widget), "size_allocate",
411 GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)win );
412
413 if (!page->m_page)
414 {
415 wxLogFatalError( "Notebook page creation error" );
416 return;
417 }
418
419 m_pages.Append( page );
420}
421
422// override these 2 functions to do nothing: everything is done in OnSize
423void wxNotebook::SetConstraintSizes( bool WXUNUSED(recurse) )
424{
425 // don't set the sizes of the pages - their correct size is not yet known
426 wxControl::SetConstraintSizes(FALSE);
427}
428
429bool wxNotebook::DoPhase( int WXUNUSED(nPhase) )
430{
431 return TRUE;
432}
433
434//-----------------------------------------------------------------------------
435// wxNotebookEvent
436//-----------------------------------------------------------------------------
437
438IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxCommandEvent)
439