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.h"
  25 #endif
  26
  27 #if defined(__WIN95__)
  28
  29 #ifndef __GNUWIN32__
  30 #include "malloc.h"
  31 #endif
  32
  33 #include <windows.h>
  34
  35 #ifndef __GNUWIN32__
  36 #include <commctrl.h>
  37 #endif
  38
  39 #ifdef __GNUWIN32__
  40 #include "wx/msw/gnuwin32/extra.h"
  41 #endif
  42
  43 #include "wx/msw/dib.h"
  44 #include "wx/msw/tabctrl.h"
  45 #include "wx/app.h"
  46 #include "wx/msw/private.h"
  47 #include "wx/msw/imaglist.h"
  48
  49 #if !USE_SHARED_LIBRARY
  50 IMPLEMENT_DYNAMIC_CLASS(wxTabCtrl, wxControl)
  51
  52 BEGIN_EVENT_TABLE(wxTabCtrl, wxControl)
  53         EVT_SIZE(wxTabCtrl::OnSize)
  54         EVT_PAINT(wxTabCtrl::OnPaint)
  55         EVT_KILL_FOCUS(wxTabCtrl::OnKillFocus)
  56         EVT_MOUSE_EVENTS(wxTabCtrl::OnMouseEvent)
  57     EVT_SYS_COLOUR_CHANGED(wxTabCtrl::OnSysColourChanged)
  58 END_EVENT_TABLE()
  59 #endif
  60
  61 wxTabCtrl::wxTabCtrl()
  62 {
  63     m_imageList = NULL;
  64 }
  65
  66 bool wxTabCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
  67             long style, const wxString& name)
  68 {
  69   m_imageList = NULL;
  70
  71   m_backgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
  72         GetGValue(GetSysColor(COLOR_BTNFACE)), GetBValue(GetSysColor(COLOR_BTNFACE)));
  73   m_foregroundColour = *wxBLACK ;
  74
  75   m_defaultForegroundColour = *wxBLACK ;
  76   m_defaultBackgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
  77         GetGValue(GetSysColor(COLOR_BTNFACE)), GetBValue(GetSysColor(COLOR_BTNFACE)));
  78
  79   SetName(name);
  80
  81   int x = pos.x;
  82   int y = pos.y;
  83   int width = size.x;
  84   int height = size.y;
  85
  86   m_windowStyle = style;
  87
  88   SetFont(* (wxTheFontList->FindOrCreateFont(11, wxSWISS, wxNORMAL, wxNORMAL)));
  89
  90   SetParent(parent);
  91
  92   DWORD msflags = 0;
  93   if (style & wxBORDER)
  94     msflags |= WS_BORDER;
  95   msflags |= WS_CHILD | WS_VISIBLE;
  96
  97   if (width <= 0)
  98     width = 100;
  99   if (height <= 0)
 100     height = 30;
 101   if (x < 0)
 102     x = 0;
 103   if (y < 0)
 104     y = 0;
 105
 106   m_windowId = (id < 0 ? NewControlId() : id);
 107
 108   long tabStyle = 0;
 109   if (m_windowStyle & wxTC_MULTILINE)
 110     tabStyle |= TCS_MULTILINE;
 111   if (m_windowStyle & wxTC_RIGHTJUSTIFY)
 112     tabStyle |= TCS_RIGHTJUSTIFY;
 113   if (m_windowStyle & wxTC_FIXEDWIDTH)
 114     tabStyle |= TCS_FIXEDWIDTH;
 115   if (m_windowStyle & wxTC_OWNERDRAW)
 116     tabStyle |= TCS_OWNERDRAWFIXED;
 117
 118   tabStyle |= TCS_TOOLTIPS;
 119
 120   // Create the toolbar control.
 121   HWND hWndTabCtrl = CreateWindowEx(0L,     // No extended styles.
 122     WC_TABCONTROL,                          // Class name for the tab control
 123     "",                                     // No default text.
 124     WS_CHILD | WS_BORDER | WS_VISIBLE | tabStyle,    // Styles and defaults.
 125     x, y, width, height,                    // Standard size and position.
 126     (HWND) parent->GetHWND(),               // Parent window
 127     (HMENU)m_windowId,                      // ID.
 128     wxGetInstance(),                        // Current instance.
 129     NULL );                                 // No class data.
 130
 131   m_hWnd = (WXHWND) hWndTabCtrl;
 132   if (parent) parent->AddChild(this);
 133
 134   SubclassWin((WXHWND) hWndTabCtrl);
 135
 136   return TRUE;
 137 }
 138
 139 wxTabCtrl::~wxTabCtrl()
 140 {
 141   UnsubclassWin();
 142 }
 143
 144 void wxTabCtrl::Command(wxCommandEvent& event)
 145 {
 146 }
 147
 148 bool wxTabCtrl::MSWCommand(const WXUINT cmd, const WXWORD id)
 149 {
 150   return FALSE;
 151 }
 152
 153 bool wxTabCtrl::MSWNotify(const WXWPARAM wParam, const WXLPARAM lParam)
 154 {
 155         wxTabEvent event(wxEVT_NULL, m_windowId);
 156         wxEventType eventType = wxEVT_NULL;
 157         NMHDR* hdr1 = (NMHDR*) lParam;
 158         switch ( hdr1->code )
 159         {
 160                 case TCN_SELCHANGE:
 161                 {
 162                         eventType = wxEVT_COMMAND_TAB_SEL_CHANGED;
 163                         event.SetInt( (int) LOWORD(wParam) ) ;
 164                         break;
 165                 }
 166                 case TCN_SELCHANGING:
 167                 {
 168                         eventType = wxEVT_COMMAND_TAB_SEL_CHANGING;
 169                         event.SetInt( (int) LOWORD(wParam) ) ;
 170                         break;
 171                 }
 172         case TTN_NEEDTEXT:
 173         {
 174             // TODO
 175 //            if (tool->m_shortHelpString != "")
 176 //                ttText->lpszText = (char *) (const char *)tool->m_shortHelpString;
 177                         return wxControl::MSWNotify(wParam, lParam);
 178             break;
 179         }
 180
 181                 default :
 182                         return wxControl::MSWNotify(wParam, lParam);
 183                         break;
 184         }
 185
 186         event.SetEventObject( this );
 187         event.SetEventType(eventType);
 188
 189         if ( !ProcessEvent(event) )
 190                 return FALSE;
 191         return TRUE;
 192 }
 193
 194 // Responds to colour changes, and passes event on to children.
 195 void wxTabCtrl::OnSysColourChanged(wxSysColourChangedEvent& event)
 196 {
 197     m_backgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
 198             GetGValue(GetSysColor(COLOR_BTNFACE)), GetBValue(GetSysColor(COLOR_BTNFACE)));
 199     m_defaultBackgroundColour = wxColour(GetRValue(GetSysColor(COLOR_BTNFACE)),
 200             GetGValue(GetSysColor(COLOR_BTNFACE)), GetBValue(GetSysColor(COLOR_BTNFACE)));
 201
 202     // Remap the buttons
 203 //    CreateTools();
 204
 205     Default();
 206
 207     Refresh();
 208
 209     // Propagate the event to the non-top-level children
 210     wxWindow::OnSysColourChanged(event);
 211 }
 212
 213 // Delete all items
 214 bool wxTabCtrl::DeleteAllItems()
 215 {
 216     return ( TabCtrl_DeleteAllItems( (HWND) GetHWND() ) != FALSE );
 217 }
 218
 219 // Delete an item
 220 bool wxTabCtrl::DeleteItem(int item)
 221 {
 222     return ( TabCtrl_DeleteItem( (HWND) GetHWND(), item) != FALSE );
 223 }
 224
 225 // Get the selection
 226 int wxTabCtrl::GetSelection() const
 227 {
 228     return (int) TabCtrl_GetCurSel( (HWND) GetHWND() );
 229 }
 230
 231 // Get the associated image list
 232 wxImageList* wxTabCtrl::GetImageList() const
 233 {
 234     return m_imageList;
 235 }
 236
 237 // Get the number of items
 238 int wxTabCtrl::GetItemCount() const
 239 {
 240     return (int) TabCtrl_GetItemCount( (HWND) GetHWND() );
 241 }
 242
 243 // Get the rect corresponding to the tab
 244 bool wxTabCtrl::GetItemRect(int item, wxRect& wxrect) const
 245 {
 246     RECT rect;
 247     if ( !TabCtrl_GetItemRect( (HWND) GetHWND(), item, & rect) )
 248         return FALSE;
 249     else
 250     {
 251         wxrect.x = rect.left; wxrect.y = rect.top;
 252         wxrect.width = rect.right - rect.left;
 253         wxrect.height = rect.bottom - rect.top;
 254         return TRUE;
 255     }
 256 }
 257
 258 // Get the number of rows
 259 int wxTabCtrl::GetRowCount() const
 260 {
 261     return (int) TabCtrl_GetRowCount( (HWND) GetHWND() );
 262 }
 263
 264 // Get the item text
 265 wxString wxTabCtrl::GetItemText(int item) const
 266 {
 267     char buf[256];
 268     wxString str("");
 269     TC_ITEM tcItem;
 270     tcItem.mask = TCIF_TEXT;
 271     tcItem.pszText = buf;
 272     tcItem.cchTextMax = 256;
 273
 274     if (TabCtrl_GetItem( (HWND) GetHWND(), item, & tcItem) )
 275         str = tcItem.pszText;
 276
 277     return str;
 278 }
 279
 280 // Get the item image
 281 int wxTabCtrl::GetItemImage(int item) const
 282 {
 283     TC_ITEM tcItem;
 284     tcItem.mask = TCIF_IMAGE;
 285
 286     if (TabCtrl_GetItem( (HWND) GetHWND(), item, & tcItem) )
 287         return tcItem.iImage;
 288     else
 289         return -1;
 290 }
 291
 292 // Get the item data
 293 void* wxTabCtrl::GetItemData(int item) const
 294 {
 295     TC_ITEM tcItem;
 296     tcItem.mask = TCIF_PARAM;
 297
 298     if (TabCtrl_GetItem( (HWND) GetHWND(), item, & tcItem) )
 299         return (void*) tcItem.lParam;
 300     else
 301         return 0;
 302 }
 303
 304 // Hit test
 305 int wxTabCtrl::HitTest(const wxPoint& pt, long& flags)
 306 {
 307     TC_HITTESTINFO hitTestInfo;
 308     hitTestInfo.pt.x = pt.x;
 309     hitTestInfo.pt.y = pt.y;
 310     int item = TabCtrl_HitTest( (HWND) GetHWND(), & hitTestInfo ) ;
 311     flags = 0;
 312
 313     if ((hitTestInfo.flags & TCHT_NOWHERE) == TCHT_NOWHERE)
 314         flags |= wxTAB_HITTEST_NOWHERE;
 315     if ((hitTestInfo.flags & TCHT_ONITEMICON) == TCHT_ONITEMICON)
 316         flags |= wxTAB_HITTEST_ONICON;
 317     if ((hitTestInfo.flags & TCHT_ONITEMLABEL) == TCHT_ONITEMLABEL)
 318         flags |= wxTAB_HITTEST_ONLABEL;
 319
 320     return item;
 321 }
 322
 323 // Insert an item
 324 bool wxTabCtrl::InsertItem(int item, const wxString& text, int imageId, void* data)
 325 {
 326     char buf[256];
 327     TC_ITEM tcItem;
 328     tcItem.mask = TCIF_PARAM;
 329     tcItem.lParam = (long) data;
 330     if (text != "")
 331     {
 332         tcItem.mask |= TCIF_TEXT;
 333         strcpy(buf, (const char*) text);
 334         tcItem.pszText = buf;
 335         tcItem.cchTextMax = 256;
 336     }
 337     if (imageId != -1)
 338     {
 339         tcItem.mask |= TCIF_IMAGE;
 340         tcItem.iImage = imageId;
 341     }
 342
 343     return (TabCtrl_InsertItem( (HWND) GetHWND(), item, & tcItem) != -1);
 344 }
 345
 346 // Set the selection
 347 int wxTabCtrl::SetSelection(int item)
 348 {
 349     return (int) TabCtrl_SetCurSel( (HWND) GetHWND(), item );
 350 }
 351
 352 // Set the image list
 353 void wxTabCtrl::SetImageList(wxImageList* imageList)
 354 {
 355     m_imageList = imageList;
 356     TabCtrl_SetImageList( (HWND) GetHWND(), (HIMAGELIST) imageList->GetHIMAGELIST() );
 357 }
 358
 359 // Set the text for an item
 360 bool wxTabCtrl::SetItemText(int item, const wxString& text)
 361 {
 362     char buf[256];
 363     TC_ITEM tcItem;
 364     tcItem.mask = TCIF_TEXT;
 365     strcpy(buf, (const char*) text);
 366     tcItem.pszText = buf;
 367     tcItem.cchTextMax = 256;
 368
 369     return ( TabCtrl_SetItem( (HWND) GetHWND(), item, & tcItem) != 0 );
 370 }
 371
 372 // Set the image for an item
 373 bool wxTabCtrl::SetItemImage(int item, int image)
 374 {
 375     TC_ITEM tcItem;
 376     tcItem.mask = TCIF_IMAGE;
 377     tcItem.iImage = image;
 378
 379     return ( TabCtrl_SetItem( (HWND) GetHWND(), item, & tcItem) != 0 );
 380 }
 381
 382 // Set the data for an item
 383 bool wxTabCtrl::SetItemData(int item, void* data)
 384 {
 385     TC_ITEM tcItem;
 386     tcItem.mask = TCIF_PARAM;
 387     tcItem.lParam = (long) data;
 388
 389     return ( TabCtrl_SetItem( (HWND) GetHWND(), item, & tcItem) != 0 );
 390 }
 391
 392 // Set the size for a fixed-width tab control
 393 void wxTabCtrl::SetItemSize(const wxSize& size)
 394 {
 395     TabCtrl_SetItemSize( (HWND) GetHWND(), size.x, size.y );
 396 }
 397
 398 // Set the padding between tabs
 399 void wxTabCtrl::SetPadding(const wxSize& padding)
 400 {
 401     TabCtrl_SetPadding( (HWND) GetHWND(), padding.x, padding.y );
 402 }
 403
 404 #if 0
 405 // These are the default colors used to map the bitmap colors
 406 // to the current system colors
 407
 408 #define BGR_BUTTONTEXT      (RGB(000,000,000))  // black
 409 #define BGR_BUTTONSHADOW    (RGB(128,128,128))  // dark grey
 410 #define BGR_BUTTONFACE      (RGB(192,192,192))  // bright grey
 411 #define BGR_BUTTONHILIGHT   (RGB(255,255,255))  // white
 412 #define BGR_BACKGROUNDSEL   (RGB(255,000,000))  // blue
 413 #define BGR_BACKGROUND      (RGB(255,000,255))  // magenta
 414
 415 void wxMapBitmap(HBITMAP hBitmap, int width, int height)
 416 {
 417   COLORMAP ColorMap[] = {
 418     {BGR_BUTTONTEXT,    COLOR_BTNTEXT},     // black
 419     {BGR_BUTTONSHADOW,  COLOR_BTNSHADOW},   // dark grey
 420     {BGR_BUTTONFACE,    COLOR_BTNFACE},     // bright grey
 421     {BGR_BUTTONHILIGHT, COLOR_BTNHIGHLIGHT},// white
 422     {BGR_BACKGROUNDSEL, COLOR_HIGHLIGHT},   // blue
 423     {BGR_BACKGROUND,    COLOR_WINDOW}       // magenta
 424   };
 425
 426   int NUM_MAPS = (sizeof(ColorMap)/sizeof(COLORMAP));
 427   int n;
 428   for ( n = 0; n < NUM_MAPS; n++)
 429   {
 430     ColorMap[n].to = ::GetSysColor(ColorMap[n].to);
 431   }
 432
 433   HBITMAP hbmOld;
 434   HDC hdcMem = CreateCompatibleDC(NULL);
 435
 436   if (hdcMem)
 437   {
 438     hbmOld = SelectObject(hdcMem, hBitmap);
 439
 440     int i, j, k;
 441     for ( i = 0; i < width; i++)
 442     {
 443         for ( j = 0; j < height; j++)
 444         {
 445             COLORREF pixel = ::GetPixel(hdcMem, i, j);
 446 /*
 447             BYTE red = GetRValue(pixel);
 448             BYTE green = GetGValue(pixel);
 449             BYTE blue = GetBValue(pixel);
 450 */
 451
 452             for ( k = 0; k < NUM_MAPS; k ++)
 453             {
 454                 if ( ColorMap[k].from == pixel )
 455                 {
 456                     /* COLORREF actualPixel = */ ::SetPixel(hdcMem, i, j, ColorMap[k].to);
 457                     break;
 458                 }
 459             }
 460         }
 461     }
 462
 463
 464     SelectObject(hdcMem, hbmOld);
 465     DeleteObject(hdcMem);
 466   }
 467
 468 }
 469 #endif
 470
 471 // Tab event
 472 IMPLEMENT_DYNAMIC_CLASS(wxTabEvent, wxCommandEvent)
 473
 474 wxTabEvent::wxTabEvent(wxEventType commandType, int id):
 475   wxCommandEvent(commandType, id)
 476 {
 477 }
 478
 479
 480 #endif
 481     // __WIN95__