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