src/common/tbarsmpl.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tbarsmpl.cpp
   3 // Purpose:     wxToolBarSimple
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "tbarsmpl.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 wxUSE_TOOLBAR
  28
  29 #include "wx/tbarsmpl.h"
  30
  31 #if !USE_SHARED_LIBRARY
  32 IMPLEMENT_DYNAMIC_CLASS(wxToolBarSimple, wxToolBarBase)
  33
  34 BEGIN_EVENT_TABLE(wxToolBarSimple, wxToolBarBase)
  35         EVT_SIZE(wxToolBarSimple::OnSize)
  36         EVT_PAINT(wxToolBarSimple::OnPaint)
  37         EVT_KILL_FOCUS(wxToolBarSimple::OnKillFocus)
  38         EVT_MOUSE_EVENTS(wxToolBarSimple::OnMouseEvent)
  39 END_EVENT_TABLE()
  40 #endif
  41
  42 wxToolBarSimple::wxToolBarSimple(void)
  43 {
  44     m_currentRowsOrColumns = 0;
  45     m_lastX = 0;
  46     m_lastY = 0;
  47 }
  48
  49 bool wxToolBarSimple::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style,
  50   const wxString& name )
  51 {
  52         if ( ! wxWindow::Create(parent, id, pos, size, style, name) )
  53                 return FALSE;
  54
  55   // Set it to grey (or other 3D face colour)
  56   wxSystemSettings settings;
  57   SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_3DFACE));
  58
  59   if ( GetWindowStyleFlag() & wxTB_VERTICAL )
  60     { m_lastX = 7; m_lastY = 3; }
  61   else
  62     { m_lastX = 3; m_lastY = 7; }
  63   m_maxWidth = m_maxHeight = 0;
  64   m_pressedTool = m_currentTool = -1;
  65   m_xMargin = 0;
  66   m_yMargin = 0;
  67   m_toolPacking = 1;
  68   m_toolSeparation = 5;
  69   SetCursor(*wxSTANDARD_CURSOR);
  70
  71   return TRUE;
  72 }
  73
  74 wxToolBarSimple::~wxToolBarSimple ()
  75 {
  76 }
  77
  78 void wxToolBarSimple::OnPaint (wxPaintEvent& WXUNUSED(event))
  79 {
  80   wxPaintDC dc(this);
  81   PrepareDC(dc);
  82
  83   static int count = 0;
  84   // Prevent reentry of OnPaint which would cause wxMemoryDC errors.
  85   if ( count > 0 )
  86     return;
  87   count++;
  88
  89   wxMemoryDC mem_dc;
  90
  91   for ( wxNode *node = m_tools.First(); node; node = node->Next() )
  92   {
  93     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
  94     if (tool->m_toolStyle == wxTOOL_STYLE_BUTTON)
  95       DrawTool(dc, mem_dc, tool);
  96   }
  97
  98   count--;
  99 }
 100
 101 void wxToolBarSimple::OnSize ( wxSizeEvent& event )
 102 {
 103   wxToolBarBase::OnSize(event);
 104 }
 105
 106 void wxToolBarSimple::OnKillFocus (wxFocusEvent& WXUNUSED(event))
 107 {
 108   OnMouseEnter(m_pressedTool = m_currentTool = -1);
 109 }
 110
 111 void wxToolBarSimple::OnMouseEvent ( wxMouseEvent & event )
 112 {
 113     long x, y;
 114     event.Position(&x, &y);
 115     wxToolBarTool *tool = FindToolForPosition(x, y);
 116
 117     if (event.LeftDown())
 118     {
 119         CaptureMouse();
 120     }
 121     if (event.LeftUp())
 122     {
 123         ReleaseMouse();
 124     }
 125
 126     if (!tool)
 127       {
 128           if (m_currentTool > -1)
 129             {
 130                 if (event.LeftIsDown())
 131                   SpringUpButton(m_currentTool);
 132                 m_currentTool = -1;
 133                 OnMouseEnter(-1);
 134             }
 135           return;
 136       }
 137
 138     if (!event.IsButton())
 139       {
 140           if (tool->m_index != m_currentTool)
 141             {
 142                 // If the left button is kept down and moved over buttons,
 143                 // press those buttons.
 144                 if (event.LeftIsDown() && tool->m_enabled)
 145         {
 146             SpringUpButton(m_currentTool);
 147             tool->m_toggleState = !tool->m_toggleState;
 148             wxMemoryDC *dc2 = new wxMemoryDC;
 149             wxClientDC dc(this);
 150             DrawTool(dc, *dc2, tool);
 151             delete dc2;
 152                 }
 153         m_currentTool = tool->m_index;
 154         OnMouseEnter(tool->m_index);
 155             }
 156           return;
 157       }
 158
 159   // Left button pressed.
 160   if (event.LeftDown() && tool->m_enabled)
 161   {
 162       if (tool->m_isToggle)
 163       {
 164         tool->m_toggleState = !tool->m_toggleState;
 165       }
 166
 167       wxMemoryDC *dc2 = new wxMemoryDC;
 168           wxClientDC dc(this);
 169       DrawTool(dc, *dc2, tool);
 170       delete dc2;
 171
 172   }
 173   else if (event.RightDown())
 174   {
 175     OnRightClick(tool->m_index, x, y);
 176   }
 177
 178   // Left Button Released.  Only this action confirms selection.
 179   // If the button is enabled and it is not a toggle tool and it is
 180   // in the pressed state, then raise the button and call OnLeftClick.
 181   //
 182   if (event.LeftUp() && tool->m_enabled &&
 183       (tool->m_toggleState || tool->m_isToggle))
 184   {
 185     if (!tool->m_isToggle)
 186         tool->m_toggleState = FALSE;
 187
 188     // Pass the OnLeftClick event to tool
 189     if (!OnLeftClick(tool->m_index, tool->m_toggleState) && tool->m_isToggle)
 190     {
 191         // If it was a toggle, and OnLeftClick says No Toggle allowed,
 192         // then change it back
 193         tool->m_toggleState = !tool->m_toggleState;
 194     }
 195
 196     wxClientDC dc(this);
 197     wxMemoryDC *dc2 = new wxMemoryDC;
 198     DrawTool(dc, *dc2, tool);
 199     delete dc2;
 200   }
 201 }
 202
 203 void wxToolBarSimple::DrawTool(wxDC& dc, wxMemoryDC& memDC, wxToolBarTool *tool)
 204 {
 205   PrepareDC(dc);
 206
 207   wxPen dark_grey_pen(wxColour( 85,85,85 ), 1, wxSOLID);
 208   wxPen white_pen("WHITE", 1, wxSOLID);
 209   wxPen black_pen("BLACK", 1, wxSOLID);
 210
 211   wxBitmap *bitmap = tool->m_toggleState ? (& tool->m_bitmap2) : (& tool->m_bitmap1);
 212
 213   if (bitmap && bitmap->Ok())
 214   {
 215 #ifndef __WXGTK__
 216     if (bitmap->GetPalette())
 217       memDC.SetPalette(*bitmap->GetPalette());
 218 #endif
 219
 220     int ax = (int)tool->m_x,
 221         ay = (int)tool->m_y,
 222         bx = (int)(tool->m_x+tool->GetWidth()),
 223         by = (int)(tool->m_y+tool->GetHeight());
 224
 225     memDC.SelectObject(*bitmap);
 226     if (m_windowStyle & wxTB_3DBUTTONS)
 227     {
 228       dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 229       dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 230       wxPen * old_pen = & dc.GetPen();
 231       dc.SetPen( white_pen );
 232       dc.DrawLine(ax,(by-1),ax,ay);
 233       dc.DrawLine(ax,ay,(bx-1),ay);
 234       dc.SetPen( dark_grey_pen );
 235       dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
 236       dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
 237       dc.SetPen( black_pen );
 238       dc.DrawLine(bx,ay,bx,by);
 239       dc.DrawLine(bx,by,ax,by);
 240       dc.SetPen( *old_pen );
 241       dc.DestroyClippingRegion();
 242       // Select bitmap out of the DC
 243     }
 244     else
 245     {
 246       dc.Blit(tool->m_x, tool->m_y,
 247             bitmap->GetWidth(), bitmap->GetHeight(),
 248             &memDC, 0, 0);
 249     }
 250     memDC.SelectObject(wxNullBitmap);
 251 #ifndef __WXGTK__
 252     memDC.SetPalette(wxNullPalette);
 253 #endif
 254   }
 255   // No second bitmap, so draw a thick line around bitmap, or invert if mono
 256   else if (tool->m_toggleState)
 257   {
 258     bool drawBorder = FALSE;
 259 #ifdef __X__ // X doesn't invert properly on colour
 260     drawBorder = wxColourDisplay();
 261 #else       // Inversion works fine under Windows
 262     drawBorder = FALSE;
 263 #endif
 264
 265     if (!drawBorder)
 266     {
 267       memDC.SelectObject(tool->m_bitmap1);
 268       dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 269                &memDC, 0, 0, wxSRC_INVERT);
 270       memDC.SelectObject(wxNullBitmap);
 271     }
 272     else
 273     {
 274       if (m_windowStyle & wxTB_3DBUTTONS)
 275       {
 276         int ax = (int)tool->m_x,
 277             ay = (int)tool->m_y,
 278             bx = (int)(tool->m_x+tool->GetWidth()),
 279             by = (int)(tool->m_y+tool->GetHeight());
 280
 281         memDC.SelectObject(tool->m_bitmap1);
 282         dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 283         dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 284         wxPen * old_pen = & dc.GetPen();
 285         dc.SetPen( black_pen );
 286         dc.DrawLine(ax,(by-1),ax,ay);
 287         dc.DrawLine(ax,ay,(bx-1),ay);
 288         dc.SetPen( dark_grey_pen );
 289         dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 290         dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 291         dc.SetPen( white_pen );
 292         dc.DrawLine(bx,ay,bx,by);
 293         dc.DrawLine(bx,by,ax,by);
 294         dc.SetPen( *old_pen );
 295         dc.DestroyClippingRegion();
 296         memDC.SelectObject(wxNullBitmap);
 297       }
 298       else
 299       {
 300         long x = tool->m_x;
 301         long y = tool->m_y;
 302         long w = tool->m_bitmap1.GetWidth();
 303         long h = tool->m_bitmap1.GetHeight();
 304         wxPen thick_black_pen("BLACK", 3, wxSOLID);
 305
 306         memDC.SelectObject(tool->m_bitmap1);
 307         dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 308         dc.Blit(tool->m_x, tool->m_y, w, h,
 309                  &memDC, 0, 0);
 310         dc.SetPen(thick_black_pen);
 311         dc.SetBrush(*wxTRANSPARENT_BRUSH);
 312         dc.DrawRectangle(x, y, w-1, h-1);
 313         dc.DestroyClippingRegion();
 314         memDC.SelectObject(wxNullBitmap);
 315       }
 316     }
 317   }
 318 }
 319
 320 void wxToolBarSimple::ToggleTool(int index, bool toggle)
 321 {
 322   wxNode *node = (wxNode*) NULL;
 323   node = m_tools.Find((long)index);
 324   if (node)
 325   {
 326     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 327     if (tool && tool->m_isToggle)
 328     {
 329       bool oldState = tool->m_toggleState;
 330       tool->m_toggleState = toggle;
 331
 332       if (oldState != toggle)
 333       {
 334         wxMemoryDC memDC;
 335                 wxClientDC dc(this);
 336         DrawTool(dc, memDC, tool);
 337       }
 338     }
 339   }
 340 }
 341
 342 // Okay, so we've left the tool we're in ... we must check if
 343 // the tool we're leaving was a 'sprung push button' and if so,
 344 // spring it back to the up state.
 345 //
 346 void wxToolBarSimple::SpringUpButton(int index)
 347 {
 348   wxNode *node = (wxNode*) NULL;
 349   node=m_tools.Find((long)index);
 350   if (node) {
 351     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 352     if (tool && !tool->m_isToggle && tool->m_toggleState){
 353       tool->m_toggleState = FALSE;
 354       wxMemoryDC memDC;
 355           wxClientDC dc(this);
 356       DrawTool(dc, memDC, tool);
 357     }
 358     else if (tool && tool->m_isToggle){
 359         tool->m_toggleState = !tool->m_toggleState;
 360     wxMemoryDC memDC;
 361         wxClientDC dc(this);
 362     DrawTool(dc, memDC, tool);
 363    }
 364   }
 365 }
 366
 367 void wxToolBarSimple::Layout(void)
 368 {
 369   m_currentRowsOrColumns = 0;
 370   m_lastX = m_xMargin;
 371   m_lastY = m_yMargin;
 372   int maxToolWidth = 0;
 373   int maxToolHeight = 0;
 374   m_maxWidth = 0;
 375   m_maxHeight = 0;
 376
 377   // Find the maximum tool width and height
 378   wxNode *node = m_tools.First();
 379   while (node)
 380   {
 381     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 382     if (tool->GetWidth() > maxToolWidth)
 383       maxToolWidth = (int)tool->GetWidth();
 384     if (tool->GetHeight() > maxToolHeight)
 385       maxToolHeight = (int)tool->GetHeight();
 386     node = node->Next();
 387   }
 388
 389   int separatorSize = m_toolSeparation;
 390
 391   node = m_tools.First();
 392   while (node)
 393   {
 394     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 395     if (tool->m_toolStyle == wxTOOL_STYLE_SEPARATOR)
 396     {
 397       if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 398       {
 399         if (m_currentRowsOrColumns >= m_maxCols)
 400           m_lastY += separatorSize;
 401         else
 402           m_lastX += separatorSize;
 403       }
 404       else
 405       {
 406         if (m_currentRowsOrColumns >= m_maxRows)
 407           m_lastX += separatorSize;
 408         else
 409           m_lastY += separatorSize;
 410       }
 411     }
 412     else if (tool->m_toolStyle == wxTOOL_STYLE_BUTTON)
 413     {
 414       if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 415       {
 416         if (m_currentRowsOrColumns >= m_maxCols)
 417         {
 418           m_currentRowsOrColumns = 0;
 419           m_lastX = m_xMargin;
 420           m_lastY += maxToolHeight + m_toolPacking;
 421         }
 422         tool->m_x = (long) (m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 423         tool->m_y = (long) (m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 424
 425         m_lastX += maxToolWidth + m_toolPacking;
 426       }
 427       else
 428       {
 429         if (m_currentRowsOrColumns >= m_maxRows)
 430         {
 431           m_currentRowsOrColumns = 0;
 432           m_lastX += (maxToolWidth + m_toolPacking);
 433           m_lastY = m_yMargin;
 434         }
 435         tool->m_x = (long) (m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 436         tool->m_y = (long) (m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 437
 438         m_lastY += maxToolHeight + m_toolPacking;
 439       }
 440       m_currentRowsOrColumns ++;
 441     }
 442
 443     if (m_lastX > m_maxWidth)
 444       m_maxWidth = m_lastX;
 445     if (m_lastY > m_maxHeight)
 446       m_maxHeight = m_lastY;
 447
 448     node = node->Next();
 449   }
 450   if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 451     m_maxWidth += maxToolWidth;
 452   else
 453     m_maxHeight += maxToolHeight;
 454
 455   m_maxWidth += m_xMargin;
 456   m_maxHeight += m_yMargin;
 457 }
 458
 459
 460 #endif