src/generic/toolbkg.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/toolbkg.cpp
   3 // Purpose:     generic implementation of wxToolbook
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     2006-01-29
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2006 Julian Smart
   9 // Licence:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_TOOLBOOK
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/icon.h"
  23     #include "wx/settings.h"
  24     #include "wx/toolbar.h"
  25 #endif
  26
  27 #include "wx/imaglist.h"
  28 #include "wx/sysopt.h"
  29 #include "wx/toolbook.h"
  30
  31 #if defined(__WXMAC__) && wxUSE_TOOLBAR && wxUSE_BMPBUTTON
  32 #include "wx/generic/buttonbar.h"
  33 #endif
  34
  35 // ----------------------------------------------------------------------------
  36 // various wxWidgets macros
  37 // ----------------------------------------------------------------------------
  38
  39 // check that the page index is valid
  40 #define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount())
  41
  42 // ----------------------------------------------------------------------------
  43 // event table
  44 // ----------------------------------------------------------------------------
  45
  46 IMPLEMENT_DYNAMIC_CLASS(wxToolbook, wxBookCtrlBase)
  47 IMPLEMENT_DYNAMIC_CLASS(wxToolbookEvent, wxNotifyEvent)
  48
  49 #if !WXWIN_COMPATIBILITY_EVENT_TYPES
  50 const wxEventType wxEVT_COMMAND_TOOLBOOK_PAGE_CHANGING = wxNewEventType();
  51 const wxEventType wxEVT_COMMAND_TOOLBOOK_PAGE_CHANGED = wxNewEventType();
  52 #endif
  53 const int wxID_TOOLBOOKTOOLBAR = wxNewId();
  54
  55 BEGIN_EVENT_TABLE(wxToolbook, wxBookCtrlBase)
  56     EVT_SIZE(wxToolbook::OnSize)
  57     EVT_TOOL_RANGE(1, 50, wxToolbook::OnToolSelected)
  58     EVT_IDLE(wxToolbook::OnIdle)
  59 END_EVENT_TABLE()
  60
  61 // ============================================================================
  62 // wxToolbook implementation
  63 // ============================================================================
  64
  65 // ----------------------------------------------------------------------------
  66 // wxToolbook creation
  67 // ----------------------------------------------------------------------------
  68
  69 void wxToolbook::Init()
  70 {
  71     m_selection = wxNOT_FOUND;
  72     m_needsRealizing = false;
  73 }
  74
  75 bool wxToolbook::Create(wxWindow *parent,
  76                    wxWindowID id,
  77                    const wxPoint& pos,
  78                    const wxSize& size,
  79                    long style,
  80                    const wxString& name)
  81 {
  82     if ( (style & wxBK_ALIGN_MASK) == wxBK_DEFAULT )
  83         style |= wxBK_TOP;
  84
  85     // no border for this control
  86     style &= ~wxBORDER_MASK;
  87     style |= wxBORDER_NONE;
  88
  89     if ( !wxControl::Create(parent, id, pos, size, style,
  90                             wxDefaultValidator, name) )
  91         return false;
  92
  93     int orient = wxTB_HORIZONTAL;
  94     if ( (style & (wxBK_LEFT | wxBK_RIGHT)) != 0)
  95         orient = wxTB_VERTICAL;
  96
  97     // TODO: make more configurable
  98
  99 #if defined(__WXMAC__) && wxUSE_TOOLBAR && wxUSE_BMPBUTTON
 100     if (style & wxBK_BUTTONBAR)
 101     {
 102         m_bookctrl = new wxButtonToolBar
 103                  (
 104                     this,
 105                     wxID_TOOLBOOKTOOLBAR,
 106                     wxDefaultPosition,
 107                     wxDefaultSize,
 108                     orient|wxTB_TEXT|wxTB_FLAT|wxNO_BORDER
 109                  );
 110     }
 111     else
 112 #endif
 113     {
 114         m_bookctrl = new wxToolBar
 115                  (
 116                     this,
 117                     wxID_TOOLBOOKTOOLBAR,
 118                     wxDefaultPosition,
 119                     wxDefaultSize,
 120                     orient|wxTB_TEXT|wxTB_FLAT|wxTB_NODIVIDER|wxNO_BORDER
 121                  );
 122     }
 123
 124     return true;
 125 }
 126
 127 // ----------------------------------------------------------------------------
 128 // wxToolbook geometry management
 129 // ----------------------------------------------------------------------------
 130
 131 wxSize wxToolbook::GetControllerSize() const
 132 {
 133     const wxSize sizeClient = GetClientSize(),
 134                  sizeBorder = m_bookctrl->GetSize() - m_bookctrl->GetClientSize(),
 135                  sizeToolBar = GetToolBar()->GetSize() + sizeBorder;
 136
 137     wxSize size;
 138
 139     if ( IsVertical() )
 140     {
 141         size.x = sizeClient.x;
 142         size.y = sizeToolBar.y;
 143     }
 144     else // left/right aligned
 145     {
 146         size.x = sizeToolBar.x;
 147         size.y = sizeClient.y;
 148     }
 149
 150     return size;
 151 }
 152
 153 void wxToolbook::OnSize(wxSizeEvent& event)
 154 {
 155     if (m_needsRealizing)
 156         Realize();
 157
 158     wxBookCtrlBase::OnSize(event);
 159 }
 160
 161 wxSize wxToolbook::CalcSizeFromPage(const wxSize& sizePage) const
 162 {
 163     // we need to add the size of the list control and the border between
 164     const wxSize sizeToolBar = GetControllerSize();
 165
 166     wxSize size = sizePage;
 167     if ( IsVertical() )
 168     {
 169         size.y += sizeToolBar.y + GetInternalBorder();
 170     }
 171     else // left/right aligned
 172     {
 173         size.x += sizeToolBar.x + GetInternalBorder();
 174     }
 175
 176     return size;
 177 }
 178
 179 // ----------------------------------------------------------------------------
 180 // accessing the pages
 181 // ----------------------------------------------------------------------------
 182
 183 bool wxToolbook::SetPageText(size_t n, const wxString& strText)
 184 {
 185     // Assume tool ids start from 1
 186     wxToolBarToolBase* tool = GetToolBar()->FindById(n + 1);
 187     if (tool)
 188     {
 189         tool->SetLabel(strText);
 190         return true;
 191     }
 192     else
 193         return false;
 194 }
 195
 196 wxString wxToolbook::GetPageText(size_t n) const
 197 {
 198     wxToolBarToolBase* tool = GetToolBar()->FindById(n + 1);
 199     if (tool)
 200         return tool->GetLabel();
 201     else
 202         return wxEmptyString;
 203 }
 204
 205 int wxToolbook::GetPageImage(size_t WXUNUSED(n)) const
 206 {
 207     wxFAIL_MSG( _T("wxToolbook::GetPageImage() not implemented") );
 208
 209     return wxNOT_FOUND;
 210 }
 211
 212 bool wxToolbook::SetPageImage(size_t n, int imageId)
 213 {
 214     wxASSERT( GetImageList() != NULL );
 215     if (!GetImageList())
 216         return false;
 217
 218     wxToolBarToolBase* tool = GetToolBar()->FindById(n + 1);
 219     if (tool)
 220     {
 221         // Find the image list index for this tool
 222         wxBitmap bitmap = GetImageList()->GetBitmap(imageId);
 223         tool->SetNormalBitmap(bitmap);
 224         return true;
 225     }
 226     else
 227         return false;
 228 }
 229
 230 // ----------------------------------------------------------------------------
 231 // image list stuff
 232 // ----------------------------------------------------------------------------
 233
 234 void wxToolbook::SetImageList(wxImageList *imageList)
 235 {
 236     wxBookCtrlBase::SetImageList(imageList);
 237 }
 238
 239 // ----------------------------------------------------------------------------
 240 // selection
 241 // ----------------------------------------------------------------------------
 242
 243 int wxToolbook::GetSelection() const
 244 {
 245     return m_selection;
 246 }
 247
 248 int wxToolbook::SetSelection(size_t n)
 249 {
 250     wxCHECK_MSG( IS_VALID_PAGE(n), wxNOT_FOUND,
 251                  wxT("invalid page index in wxToolbook::SetSelection()") );
 252
 253     const int oldSel = m_selection;
 254
 255     if ( int(n) != m_selection )
 256     {
 257         wxToolbookEvent event(wxEVT_COMMAND_TOOLBOOK_PAGE_CHANGING, m_windowId);
 258         event.SetSelection(n);
 259         event.SetOldSelection(m_selection);
 260         event.SetEventObject(this);
 261         if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
 262         {
 263             if ( m_selection != wxNOT_FOUND )
 264                 m_pages[m_selection]->Hide();
 265
 266             wxWindow *page = m_pages[n];
 267             page->SetSize(GetPageRect());
 268             page->Show();
 269
 270             // change m_selection now to ignore the selection change event
 271             m_selection = n;
 272             GetToolBar()->ToggleTool(n + 1, true);
 273
 274             // program allows the page change
 275             event.SetEventType(wxEVT_COMMAND_TOOLBOOK_PAGE_CHANGED);
 276             (void)GetEventHandler()->ProcessEvent(event);
 277         }
 278     }
 279
 280     return oldSel;
 281 }
 282
 283 // Not part of the wxBookctrl API, but must be called in OnIdle or
 284 // by application to realize the toolbar and select the initial page.
 285 void wxToolbook::Realize()
 286 {
 287     if (m_needsRealizing)
 288     {
 289         GetToolBar()->SetToolBitmapSize(m_maxBitmapSize);
 290
 291         int remap = wxSystemOptions::GetOptionInt(wxT("msw.remap"));
 292         wxSystemOptions::SetOption(wxT("msw.remap"), 0);
 293         GetToolBar()->Realize();
 294         wxSystemOptions::SetOption(wxT("msw.remap"), remap);
 295     }
 296
 297     m_needsRealizing = false;
 298
 299     if (m_selection == -1)
 300         m_selection = 0;
 301
 302     if (GetPageCount() > 0)
 303     {
 304         int sel = m_selection;
 305         m_selection = -1;
 306         SetSelection(sel);
 307     }
 308
 309     DoSize();
 310 }
 311
 312 void wxToolbook::OnIdle(wxIdleEvent& event)
 313 {
 314     if (m_needsRealizing)
 315         Realize();
 316     event.Skip();
 317 }
 318
 319 // ----------------------------------------------------------------------------
 320 // adding/removing the pages
 321 // ----------------------------------------------------------------------------
 322
 323 bool wxToolbook::InsertPage(size_t n,
 324                        wxWindow *page,
 325                        const wxString& text,
 326                        bool bSelect,
 327                        int imageId)
 328 {
 329     if ( !wxBookCtrlBase::InsertPage(n, page, text, bSelect, imageId) )
 330         return false;
 331
 332     m_needsRealizing = true;
 333
 334     wxASSERT(GetImageList() != NULL);
 335
 336     if (!GetImageList())
 337         return false;
 338
 339     // TODO: make sure all platforms can convert between icon and bitmap,
 340     // and/or test whether the image is a bitmap or an icon.
 341 #ifdef __WXMAC__
 342     wxBitmap bitmap = GetImageList()->GetBitmap(imageId);
 343 #else
 344     // On Windows, we can lose information by using GetBitmap, so extract icon instead
 345     wxIcon icon = GetImageList()->GetIcon(imageId);
 346     wxBitmap bitmap;
 347     bitmap.CopyFromIcon(icon);
 348 #endif
 349
 350     m_maxBitmapSize.x = wxMax(bitmap.GetWidth(), m_maxBitmapSize.x);
 351     m_maxBitmapSize.y = wxMax(bitmap.GetHeight(), m_maxBitmapSize.y);
 352
 353     GetToolBar()->SetToolBitmapSize(m_maxBitmapSize);
 354     GetToolBar()->AddRadioTool(n + 1, text, bitmap, wxNullBitmap, text);
 355
 356     if (bSelect)
 357     {
 358         GetToolBar()->ToggleTool(n, true);
 359         m_selection = n;
 360     }
 361     else
 362         page->Hide();
 363
 364     InvalidateBestSize();
 365     return true;
 366 }
 367
 368 wxWindow *wxToolbook::DoRemovePage(size_t page)
 369 {
 370     const size_t page_count = GetPageCount();
 371     wxWindow *win = wxBookCtrlBase::DoRemovePage(page);
 372
 373     if ( win )
 374     {
 375         GetToolBar()->DeleteTool(page + 1);
 376
 377         if (m_selection >= (int)page)
 378         {
 379             // force new sel valid if possible
 380             int sel = m_selection - 1;
 381             if (page_count == 1)
 382                 sel = wxNOT_FOUND;
 383             else if ((page_count == 2) || (sel == -1))
 384                 sel = 0;
 385
 386             // force sel invalid if deleting current page - don't try to hide it
 387             m_selection = (m_selection == (int)page) ? wxNOT_FOUND : m_selection - 1;
 388
 389             if ((sel != wxNOT_FOUND) && (sel != m_selection))
 390                 SetSelection(sel);
 391         }
 392     }
 393
 394     return win;
 395 }
 396
 397
 398 bool wxToolbook::DeleteAllPages()
 399 {
 400     GetToolBar()->ClearTools();
 401     return wxBookCtrlBase::DeleteAllPages();
 402 }
 403
 404 // ----------------------------------------------------------------------------
 405 // wxToolbook events
 406 // ----------------------------------------------------------------------------
 407
 408 void wxToolbook::OnToolSelected(wxCommandEvent& event)
 409 {
 410     const int selNew = event.GetId() - 1;
 411
 412     if ( selNew == m_selection )
 413     {
 414         // this event can only come from our own Select(m_selection) below
 415         // which we call when the page change is vetoed, so we should simply
 416         // ignore it
 417         return;
 418     }
 419
 420     SetSelection(selNew);
 421
 422     // change wasn't allowed, return to previous state
 423     if (m_selection != selNew)
 424     {
 425         GetToolBar()->ToggleTool(m_selection, false);
 426     }
 427 }
 428
 429 #endif // wxUSE_TOOLBOOK