src/msw/tabctrl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tabctrl.cpp
   3 // Purpose:     wxTabCtrl
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:       wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "tabctrl.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/wx.h"
  25 #endif
  26
  27 #if defined(__WIN95__)
  28
  29 #if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
  30 #include "malloc.h"
  31 #endif
  32
  33 #include <windows.h>
  34
  35 #if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__)
  36 #include <commctrl.h>
  37 #endif
  38
  39 #ifndef __TWIN32__
  40 #ifdef __GNUWIN32__
  41 #include "wx/msw/gnuwin32/extra.h"
  42 #endif
  43 #endif
  44
  45 #include "wx/msw/dib.h"
  46 #include "wx/msw/tabctrl.h"
  47 #include "wx/app.h"
  48 #include "wx/msw/private.h"
  49 #include "wx/msw/imaglist.h"
  50
  51 #if !USE_SHARED_LIBRARY
  52 IMPLEMENT_DYNAMIC_CLASS(wxTabCtrl, wxControl)
  53
  54 BEGIN_EVENT_TABLE(wxTabCtrl, wxControl)
  55     EVT_SYS_COLOUR_CHANGED(wxTabCtrl::OnSysColourChanged)
  56 END_EVENT_TABLE()
  57 #endif
  58
  59 wxTabCtrl::wxTabCtrl()
  60 {
  61     m_imageList = NULL;
  62 }
  63
  64 bool wxTabCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
  65             long style, const wxString& name)
  66 {
  67   m_imageList = NULL;
  68
  69   m_backgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
  70       GetGValue(GetSysColor(COLOR_BTNFACE)), GetBValue(GetSysColor(COLOR_BTNFACE)));
  71   m_foregroundColour = *wxBLACK ;
  72
  73   SetName(name);
  74
  75   int x = pos.x;
  76   int y = pos.y;
  77   int width = size.x;
  78   int height = size.y;
  79
  80   m_windowStyle = style;
  81
  82   SetFont(* (wxTheFontList->FindOrCreateFont(11, wxSWISS, wxNORMAL, wxNORMAL)));
  83
  84   SetParent(parent);
  85
  86   DWORD msflags = 0;
  87   if (style & wxBORDER)
  88     msflags |= WS_BORDER;
  89   msflags |= WS_CHILD | WS_VISIBLE;
  90
  91   if (width <= 0)
  92     width = 100;
  93   if (height <= 0)
  94     height = 30;
  95   if (x < 0)
  96     x = 0;
  97   if (y < 0)
  98     y = 0;
  99
 100   m_windowId = (id < 0 ? NewControlId() : id);
 101
 102   long tabStyle = 0;
 103   if (m_windowStyle & wxTC_MULTILINE)
 104     tabStyle |= TCS_MULTILINE;
 105   if (m_windowStyle & wxTC_RIGHTJUSTIFY)
 106     tabStyle |= TCS_RIGHTJUSTIFY;
 107   if (m_windowStyle & wxTC_FIXEDWIDTH)
 108     tabStyle |= TCS_FIXEDWIDTH;
 109   if (m_windowStyle & wxTC_OWNERDRAW)
 110     tabStyle |= TCS_OWNERDRAWFIXED;
 111
 112   tabStyle |= TCS_TOOLTIPS;
 113
 114   // Create the toolbar control.
 115   HWND hWndTabCtrl = CreateWindowEx(0L,     // No extended styles.
 116     WC_TABCONTROL,                          // Class name for the tab control
 117     _T(""),                                 // No default text.
 118     WS_CHILD | WS_BORDER | WS_VISIBLE | tabStyle,    // Styles and defaults.
 119     x, y, width, height,                    // Standard size and position.
 120     (HWND) parent->GetHWND(),               // Parent window
 121     (HMENU)m_windowId,                      // ID.
 122     wxGetInstance(),                        // Current instance.
 123     NULL );                                 // No class data.
 124
 125   m_hWnd = (WXHWND) hWndTabCtrl;
 126   if (parent) parent->AddChild(this);
 127
 128   SubclassWin((WXHWND) hWndTabCtrl);
 129
 130   return TRUE;
 131 }
 132
 133 wxTabCtrl::~wxTabCtrl()
 134 {
 135   UnsubclassWin();
 136 }
 137
 138 bool wxTabCtrl::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
 139 {
 140     wxTabEvent event(wxEVT_NULL, m_windowId);
 141     wxEventType eventType = wxEVT_NULL;
 142     NMHDR* hdr1 = (NMHDR*) lParam;
 143     switch ( hdr1->code )
 144     {
 145         case TCN_SELCHANGE:
 146             eventType = wxEVT_COMMAND_TAB_SEL_CHANGED;
 147             break;
 148
 149         case TCN_SELCHANGING:
 150             eventType = wxEVT_COMMAND_TAB_SEL_CHANGING;
 151             break;
 152
 153         case TTN_NEEDTEXT:
 154         {
 155             // TODO
 156 //            if (tool->m_shortHelpString != "")
 157 //                ttText->lpszText = (char *) (const char *)tool->m_shortHelpString;
 158         }
 159
 160         default :
 161             return wxControl::MSWOnNotify(idCtrl, lParam, result);
 162     }
 163
 164     event.SetEventObject( this );
 165     event.SetEventType(eventType);
 166     event.SetInt(idCtrl) ;
 167
 168     return ProcessEvent(event);
 169 }
 170
 171 // Responds to colour changes, and passes event on to children.
 172 void wxTabCtrl::OnSysColourChanged(wxSysColourChangedEvent& event)
 173 {
 174     m_backgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
 175                                   GetGValue(GetSysColor(COLOR_BTNFACE)),
 176                                   GetBValue(GetSysColor(COLOR_BTNFACE)));
 177
 178     Refresh();
 179
 180     // Propagate the event to the non-top-level children
 181     wxWindow::OnSysColourChanged(event);
 182 }
 183
 184 // Delete all items
 185 bool wxTabCtrl::DeleteAllItems()
 186 {
 187     return ( TabCtrl_DeleteAllItems( (HWND) GetHWND() ) != FALSE );
 188 }
 189
 190 // Delete an item
 191 bool wxTabCtrl::DeleteItem(int item)
 192 {
 193     return ( TabCtrl_DeleteItem( (HWND) GetHWND(), item) != FALSE );
 194 }
 195
 196 // Get the selection
 197 int wxTabCtrl::GetSelection() const
 198 {
 199     return (int) TabCtrl_GetCurSel( (HWND) GetHWND() );
 200 }
 201
 202 // Get the tab with the current keyboard focus
 203 int wxTabCtrl::GetCurFocus() const
 204 {
 205     return (int) TabCtrl_GetCurFocus( (HWND) GetHWND() );
 206 }
 207
 208 // Get the associated image list
 209 wxImageList* wxTabCtrl::GetImageList() const
 210 {
 211     return m_imageList;
 212 }
 213
 214 // Get the number of items
 215 int wxTabCtrl::GetItemCount() const
 216 {
 217     return (int) TabCtrl_GetItemCount( (HWND) GetHWND() );
 218 }
 219
 220 // Get the rect corresponding to the tab
 221 bool wxTabCtrl::GetItemRect(int item, wxRect& wxrect) const
 222 {
 223     RECT rect;
 224     if ( !TabCtrl_GetItemRect( (HWND) GetHWND(), item, & rect) )
 225         return FALSE;
 226     else
 227     {
 228         wxrect.x = rect.left; wxrect.y = rect.top;
 229         wxrect.width = rect.right - rect.left;
 230         wxrect.height = rect.bottom - rect.top;
 231         return TRUE;
 232     }
 233 }
 234
 235 // Get the number of rows
 236 int wxTabCtrl::GetRowCount() const
 237 {
 238     return (int) TabCtrl_GetRowCount( (HWND) GetHWND() );
 239 }
 240
 241 // Get the item text
 242 wxString wxTabCtrl::GetItemText(int item) const
 243 {
 244     wxChar buf[256];
 245     wxString str(_T(""));
 246     TC_ITEM tcItem;
 247     tcItem.mask = TCIF_TEXT;
 248     tcItem.pszText = buf;
 249     tcItem.cchTextMax = 256;
 250
 251     if (TabCtrl_GetItem( (HWND) GetHWND(), item, & tcItem) )
 252         str = tcItem.pszText;
 253
 254     return str;
 255 }
 256
 257 // Get the item image
 258 int wxTabCtrl::GetItemImage(int item) const
 259 {
 260     TC_ITEM tcItem;
 261     tcItem.mask = TCIF_IMAGE;
 262
 263     if (TabCtrl_GetItem( (HWND) GetHWND(), item, & tcItem) )
 264         return tcItem.iImage;
 265     else
 266         return -1;
 267 }
 268
 269 // Get the item data
 270 void* wxTabCtrl::GetItemData(int item) const
 271 {
 272     TC_ITEM tcItem;
 273     tcItem.mask = TCIF_PARAM;
 274
 275     if (TabCtrl_GetItem( (HWND) GetHWND(), item, & tcItem) )
 276         return (void*) tcItem.lParam;
 277     else
 278         return 0;
 279 }
 280
 281 // Hit test
 282 int wxTabCtrl::HitTest(const wxPoint& pt, long& flags)
 283 {
 284     TC_HITTESTINFO hitTestInfo;
 285     hitTestInfo.pt.x = pt.x;
 286     hitTestInfo.pt.y = pt.y;
 287     int item = TabCtrl_HitTest( (HWND) GetHWND(), & hitTestInfo ) ;
 288     flags = 0;
 289
 290     if ((hitTestInfo.flags & TCHT_NOWHERE) == TCHT_NOWHERE)
 291         flags |= wxTAB_HITTEST_NOWHERE;
 292     if ((hitTestInfo.flags & TCHT_ONITEMICON) == TCHT_ONITEMICON)
 293         flags |= wxTAB_HITTEST_ONICON;
 294     if ((hitTestInfo.flags & TCHT_ONITEMLABEL) == TCHT_ONITEMLABEL)
 295         flags |= wxTAB_HITTEST_ONLABEL;
 296
 297     return item;
 298 }
 299
 300 // Insert an item
 301 bool wxTabCtrl::InsertItem(int item, const wxString& text, int imageId, void* data)
 302 {
 303     wxChar buf[256];
 304     TC_ITEM tcItem;
 305     tcItem.mask = TCIF_PARAM;
 306     tcItem.lParam = (long) data;
 307     if (text != _T(""))
 308     {
 309         tcItem.mask |= TCIF_TEXT;
 310         wxStrcpy(buf, (const wxChar*) text);
 311         tcItem.pszText = buf;
 312         tcItem.cchTextMax = 256;
 313     }
 314     if (imageId != -1)
 315     {
 316         tcItem.mask |= TCIF_IMAGE;
 317         tcItem.iImage = imageId;
 318     }
 319
 320     return (TabCtrl_InsertItem( (HWND) GetHWND(), item, & tcItem) != -1);
 321 }
 322
 323 // Set the selection
 324 int wxTabCtrl::SetSelection(int item)
 325 {
 326     return (int) TabCtrl_SetCurSel( (HWND) GetHWND(), item );
 327 }
 328
 329 // Set the image list
 330 void wxTabCtrl::SetImageList(wxImageList* imageList)
 331 {
 332     m_imageList = imageList;
 333     TabCtrl_SetImageList( (HWND) GetHWND(), (HIMAGELIST) imageList->GetHIMAGELIST() );
 334 }
 335
 336 // Set the text for an item
 337 bool wxTabCtrl::SetItemText(int item, const wxString& text)
 338 {
 339     wxChar buf[256];
 340     TC_ITEM tcItem;
 341     tcItem.mask = TCIF_TEXT;
 342     wxStrcpy(buf, (const wxChar*) text);
 343     tcItem.pszText = buf;
 344     tcItem.cchTextMax = 256;
 345
 346     return ( TabCtrl_SetItem( (HWND) GetHWND(), item, & tcItem) != 0 );
 347 }
 348
 349 // Set the image for an item
 350 bool wxTabCtrl::SetItemImage(int item, int image)
 351 {
 352     TC_ITEM tcItem;
 353     tcItem.mask = TCIF_IMAGE;
 354     tcItem.iImage = image;
 355
 356     return ( TabCtrl_SetItem( (HWND) GetHWND(), item, & tcItem) != 0 );
 357 }
 358
 359 // Set the data for an item
 360 bool wxTabCtrl::SetItemData(int item, void* data)
 361 {
 362     TC_ITEM tcItem;
 363     tcItem.mask = TCIF_PARAM;
 364     tcItem.lParam = (long) data;
 365
 366     return ( TabCtrl_SetItem( (HWND) GetHWND(), item, & tcItem) != 0 );
 367 }
 368
 369 // Set the size for a fixed-width tab control
 370 void wxTabCtrl::SetItemSize(const wxSize& size)
 371 {
 372     TabCtrl_SetItemSize( (HWND) GetHWND(), size.x, size.y );
 373 }
 374
 375 // Set the padding between tabs
 376 void wxTabCtrl::SetPadding(const wxSize& padding)
 377 {
 378     TabCtrl_SetPadding( (HWND) GetHWND(), padding.x, padding.y );
 379 }
 380
 381 #if 0
 382 // These are the default colors used to map the bitmap colors
 383 // to the current system colors
 384
 385 #define BGR_BUTTONTEXT      (RGB(000,000,000))  // black
 386 #define BGR_BUTTONSHADOW    (RGB(128,128,128))  // dark grey
 387 #define BGR_BUTTONFACE      (RGB(192,192,192))  // bright grey
 388 #define BGR_BUTTONHILIGHT   (RGB(255,255,255))  // white
 389 #define BGR_BACKGROUNDSEL   (RGB(255,000,000))  // blue
 390 #define BGR_BACKGROUND      (RGB(255,000,255))  // magenta
 391
 392 void wxMapBitmap(HBITMAP hBitmap, int width, int height)
 393 {
 394   COLORMAP ColorMap[] = {
 395     {BGR_BUTTONTEXT,    COLOR_BTNTEXT},     // black
 396     {BGR_BUTTONSHADOW,  COLOR_BTNSHADOW},   // dark grey
 397     {BGR_BUTTONFACE,    COLOR_BTNFACE},     // bright grey
 398     {BGR_BUTTONHILIGHT, COLOR_BTNHIGHLIGHT},// white
 399     {BGR_BACKGROUNDSEL, COLOR_HIGHLIGHT},   // blue
 400     {BGR_BACKGROUND,    COLOR_WINDOW}       // magenta
 401   };
 402
 403   int NUM_MAPS = (sizeof(ColorMap)/sizeof(COLORMAP));
 404   int n;
 405   for ( n = 0; n < NUM_MAPS; n++)
 406   {
 407     ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
 408   }
 409
 410   HBITMAP hbmOld;
 411   HDC hdcMem = CreateCompatibleDC(NULL);
 412
 413   if (hdcMem)
 414   {
 415     hbmOld = SelectObject(hdcMem, hBitmap);
 416
 417     int i, j, k;
 418     for ( i = 0; i < width; i++)
 419     {
 420         for ( j = 0; j < height; j++)
 421         {
 422             COLORREF pixel = ::GetPixel(hdcMem, i, j);
 423 /*
 424             BYTE red = GetRValue(pixel);
 425             BYTE green = GetGValue(pixel);
 426             BYTE blue = GetBValue(pixel);
 427 */
 428
 429             for ( k = 0; k < NUM_MAPS; k ++)
 430             {
 431                 if ( ColorMap[k].from == pixel )
 432                 {
 433                     /* COLORREF actualPixel = */ ::SetPixel(hdcMem, i, j, ColorMap[k].to);
 434                     break;
 435                 }
 436             }
 437         }
 438     }
 439
 440
 441     SelectObject(hdcMem, hbmOld);
 442     DeleteObject(hdcMem);
 443   }
 444
 445 }
 446 #endif
 447
 448 // Tab event
 449 IMPLEMENT_DYNAMIC_CLASS(wxTabEvent, wxCommandEvent)
 450
 451 wxTabEvent::wxTabEvent(wxEventType commandType, int id):
 452   wxCommandEvent(commandType, id)
 453 {
 454 }
 455
 456
 457 #endif
 458     // __WIN95__