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 USE_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   SetDefaultBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_3DFACE));
  59
  60   if ( GetWindowStyleFlag() & wxTB_VERTICAL )
  61     { m_lastX = 7; m_lastY = 3; }
  62   else
  63     { m_lastX = 3; m_lastY = 7; }
  64   m_maxWidth = m_maxHeight = 0;
  65   m_pressedTool = m_currentTool = -1;
  66   m_xMargin = 0;
  67   m_yMargin = 0;
  68   m_toolPacking = 1;
  69   m_toolSeparation = 5;
  70
  71   return TRUE;
  72 }
  73
  74 wxToolBarSimple::~wxToolBarSimple ()
  75 {
  76 }
  77
  78 void wxToolBarSimple::OnPaint (wxPaintEvent& 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& 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     if (bitmap->GetPalette())
 216       memDC.SetPalette(*bitmap->GetPalette());
 217
 218     int ax = (int)tool->m_x,
 219         ay = (int)tool->m_y,
 220         bx = (int)(tool->m_x+tool->GetWidth()),
 221         by = (int)(tool->m_y+tool->GetHeight());
 222
 223     memDC.SelectObject(*bitmap);
 224     if (m_windowStyle & wxTB_3DBUTTONS)
 225     {
 226       dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 227       dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 228       wxPen * old_pen = dc.GetPen();
 229       dc.SetPen( white_pen );
 230       dc.DrawLine(ax,(by-1),ax,ay);
 231       dc.DrawLine(ax,ay,(bx-1),ay);
 232       dc.SetPen( dark_grey_pen );
 233       dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
 234       dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
 235       dc.SetPen( black_pen );
 236       dc.DrawLine(bx,ay,bx,by);
 237       dc.DrawLine(bx,by,ax,by);
 238       dc.SetPen( *old_pen );
 239       dc.DestroyClippingRegion();
 240       // Select bitmap out of the DC
 241     }
 242     else
 243     {
 244       dc.Blit(tool->m_x, tool->m_y,
 245             bitmap->GetWidth(), bitmap->GetHeight(),
 246             &memDC, 0, 0);
 247     }
 248     memDC.SelectObject(wxNullBitmap);
 249     memDC.SetPalette(wxNullPalette);
 250   }
 251   // No second bitmap, so draw a thick line around bitmap, or invert if mono
 252   else if (tool->m_toggleState)
 253   {
 254     bool drawBorder = FALSE;
 255     #ifdef __X__ // X doesn't invert properly on colour
 256     drawBorder = wxColourDisplay();
 257     #else       // Inversion works fine under Windows
 258     drawBorder = FALSE;
 259     #endif
 260
 261     if (!drawBorder)
 262     {
 263       memDC.SelectObject(tool->m_bitmap1);
 264       dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 265                &memDC, 0, 0, wxSRC_INVERT);
 266       memDC.SelectObject(wxNullBitmap);
 267     }
 268     else
 269     {
 270       if (m_windowStyle & wxTB_3DBUTTONS)
 271       {
 272         int ax = (int)tool->m_x,
 273             ay = (int)tool->m_y,
 274             bx = (int)(tool->m_x+tool->GetWidth()),
 275             by = (int)(tool->m_y+tool->GetHeight());
 276
 277         memDC.SelectObject(tool->m_bitmap1);
 278         dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 279         dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 280         wxPen * old_pen = dc.GetPen();
 281         dc.SetPen( black_pen );
 282         dc.DrawLine(ax,(by-1),ax,ay);
 283         dc.DrawLine(ax,ay,(bx-1),ay);
 284         dc.SetPen( dark_grey_pen );
 285         dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 286         dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 287         dc.SetPen( white_pen );
 288         dc.DrawLine(bx,ay,bx,by);
 289         dc.DrawLine(bx,by,ax,by);
 290         dc.SetPen( *old_pen );
 291         dc.DestroyClippingRegion();
 292         memDC.SelectObject(wxNullBitmap);
 293       }
 294       else
 295       {
 296         long x = tool->m_x;
 297         long y = tool->m_y;
 298         long w = tool->m_bitmap1.GetWidth();
 299         long h = tool->m_bitmap1.GetHeight();
 300         wxPen thick_black_pen("BLACK", 3, wxSOLID);
 301
 302         memDC.SelectObject(tool->m_bitmap1);
 303         dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 304         dc.Blit(tool->m_x, tool->m_y, w, h,
 305                  &memDC, 0, 0);
 306         dc.SetPen(thick_black_pen);
 307         dc.SetBrush(*wxTRANSPARENT_BRUSH);
 308         dc.DrawRectangle(x, y, w-1, h-1);
 309         dc.DestroyClippingRegion();
 310         memDC.SelectObject(wxNullBitmap);
 311       }
 312     }
 313   }
 314 }
 315
 316 void wxToolBarSimple::ToggleTool(int index, bool toggle)
 317 {
 318   wxNode *node = m_tools.Find((long)index);
 319   if (node)
 320   {
 321     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 322     if (tool && tool->m_isToggle)
 323     {
 324       bool oldState = tool->m_toggleState;
 325       tool->m_toggleState = toggle;
 326
 327       if (oldState != toggle)
 328       {
 329         wxMemoryDC memDC;
 330                 wxClientDC dc(this);
 331         DrawTool(dc, memDC, tool);
 332       }
 333     }
 334   }
 335 }
 336
 337 // Okay, so we've left the tool we're in ... we must check if
 338 // the tool we're leaving was a 'sprung push button' and if so,
 339 // spring it back to the up state.
 340 //
 341 void wxToolBarSimple::SpringUpButton(int index)
 342 {
 343   wxNode *node=m_tools.Find((long)index);
 344   if (node) {
 345     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 346     if (tool && !tool->m_isToggle && tool->m_toggleState){
 347       tool->m_toggleState = FALSE;
 348       wxMemoryDC memDC;
 349           wxClientDC dc(this);
 350       DrawTool(dc, memDC, tool);
 351     }
 352     else if (tool && tool->m_isToggle){
 353         tool->m_toggleState = !tool->m_toggleState;
 354     wxMemoryDC memDC;
 355         wxClientDC dc(this);
 356     DrawTool(dc, memDC, tool);
 357    }
 358   }
 359 }
 360
 361 void wxToolBarSimple::Layout(void)
 362 {
 363   m_currentRowsOrColumns = 0;
 364   m_lastX = m_xMargin;
 365   m_lastY = m_yMargin;
 366   int maxToolWidth = 0;
 367   int maxToolHeight = 0;
 368   m_maxWidth = 0;
 369   m_maxHeight = 0;
 370
 371   // Find the maximum tool width and height
 372   wxNode *node = m_tools.First();
 373   while (node)
 374   {
 375     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 376     if (tool->GetWidth() > maxToolWidth)
 377       maxToolWidth = (int)tool->GetWidth();
 378     if (tool->GetHeight() > maxToolHeight)
 379       maxToolHeight = (int)tool->GetHeight();
 380     node = node->Next();
 381   }
 382
 383   int separatorSize = m_toolSeparation;
 384
 385   node = m_tools.First();
 386   while (node)
 387   {
 388     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 389     if (tool->m_toolStyle == wxTOOL_STYLE_SEPARATOR)
 390     {
 391       if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 392       {
 393         if (m_currentRowsOrColumns >= m_maxCols)
 394           m_lastY += separatorSize;
 395         else
 396           m_lastX += separatorSize;
 397       }
 398       else
 399       {
 400         if (m_currentRowsOrColumns >= m_maxRows)
 401           m_lastX += separatorSize;
 402         else
 403           m_lastY += separatorSize;
 404       }
 405     }
 406     else if (tool->m_toolStyle == wxTOOL_STYLE_BUTTON)
 407     {
 408       if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 409       {
 410         if (m_currentRowsOrColumns >= m_maxCols)
 411         {
 412           m_currentRowsOrColumns = 0;
 413           m_lastX = m_xMargin;
 414           m_lastY += maxToolHeight + m_toolPacking;
 415         }
 416         tool->m_x = (long) (m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 417         tool->m_y = (long) (m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 418
 419         m_lastX += maxToolWidth + m_toolPacking;
 420       }
 421       else
 422       {
 423         if (m_currentRowsOrColumns >= m_maxRows)
 424         {
 425           m_currentRowsOrColumns = 0;
 426           m_lastX += (maxToolWidth + m_toolPacking);
 427           m_lastY = m_yMargin;
 428         }
 429         tool->m_x = (long) (m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 430         tool->m_y = (long) (m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 431
 432         m_lastY += maxToolHeight + m_toolPacking;
 433       }
 434       m_currentRowsOrColumns ++;
 435     }
 436
 437     if (m_lastX > m_maxWidth)
 438       m_maxWidth = m_lastX;
 439     if (m_lastY > m_maxHeight)
 440       m_maxHeight = m_lastY;
 441
 442     node = node->Next();
 443   }
 444   if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 445     m_maxWidth += maxToolWidth;
 446   else
 447     m_maxHeight += maxToolHeight;
 448
 449   m_maxWidth += m_xMargin;
 450   m_maxHeight += m_yMargin;
 451 }
 452
 453
 454 #endif