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 #if !USE_SHARED_LIBRARY
  35 IMPLEMENT_DYNAMIC_CLASS(wxToolBarSimple, wxToolBarBase)
  36
  37 BEGIN_EVENT_TABLE(wxToolBarSimple, wxToolBarBase)
  38         EVT_SIZE(wxToolBarSimple::OnSize)
  39         EVT_PAINT(wxToolBarSimple::OnPaint)
  40         EVT_KILL_FOCUS(wxToolBarSimple::OnKillFocus)
  41         EVT_MOUSE_EVENTS(wxToolBarSimple::OnMouseEvent)
  42 END_EVENT_TABLE()
  43 #endif
  44
  45 wxToolBarSimple::wxToolBarSimple(void)
  46 {
  47     m_currentRowsOrColumns = 0;
  48     m_lastX = 0;
  49     m_lastY = 0;
  50 }
  51
  52 bool wxToolBarSimple::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style,
  53   const wxString& name )
  54 {
  55         if ( ! wxWindow::Create(parent, id, pos, size, style, name) )
  56                 return FALSE;
  57
  58   // Set it to grey (or other 3D face colour)
  59   wxSystemSettings settings;
  60   SetBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_3DFACE));
  61
  62   if ( GetWindowStyleFlag() & wxTB_VERTICAL )
  63     { m_lastX = 7; m_lastY = 3; }
  64   else
  65     { m_lastX = 3; m_lastY = 7; }
  66   m_maxWidth = m_maxHeight = 0;
  67   m_pressedTool = m_currentTool = -1;
  68   m_xMargin = 0;
  69   m_yMargin = 0;
  70   m_toolPacking = 1;
  71   m_toolSeparation = 5;
  72   SetCursor(*wxSTANDARD_CURSOR);
  73
  74   return TRUE;
  75 }
  76
  77 wxToolBarSimple::~wxToolBarSimple ()
  78 {
  79 }
  80
  81 void wxToolBarSimple::OnPaint (wxPaintEvent& WXUNUSED(event))
  82 {
  83   wxPaintDC dc(this);
  84   PrepareDC(dc);
  85
  86   static int count = 0;
  87   // Prevent reentry of OnPaint which would cause wxMemoryDC errors.
  88   if ( count > 0 )
  89     return;
  90   count++;
  91
  92   wxMemoryDC mem_dc;
  93
  94   for ( wxNode *node = m_tools.First(); node; node = node->Next() )
  95   {
  96     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
  97     if (tool->m_toolStyle == wxTOOL_STYLE_BUTTON)
  98       DrawTool(dc, mem_dc, tool);
  99   }
 100
 101   count--;
 102 }
 103
 104 void wxToolBarSimple::OnSize ( wxSizeEvent& event )
 105 {
 106   wxToolBarBase::OnSize(event);
 107 }
 108
 109 void wxToolBarSimple::OnKillFocus (wxFocusEvent& WXUNUSED(event))
 110 {
 111   OnMouseEnter(m_pressedTool = m_currentTool = -1);
 112 }
 113
 114 void wxToolBarSimple::OnMouseEvent ( wxMouseEvent & event )
 115 {
 116     long x, y;
 117     event.Position(&x, &y);
 118     wxToolBarTool *tool = FindToolForPosition(x, y);
 119
 120     if (event.LeftDown())
 121     {
 122         CaptureMouse();
 123     }
 124     if (event.LeftUp())
 125     {
 126         ReleaseMouse();
 127     }
 128
 129     if (!tool)
 130       {
 131           if (m_currentTool > -1)
 132             {
 133                 if (event.LeftIsDown())
 134                   SpringUpButton(m_currentTool);
 135                 m_currentTool = -1;
 136                 OnMouseEnter(-1);
 137             }
 138           return;
 139       }
 140
 141     if (!event.IsButton())
 142       {
 143           if (tool->m_index != m_currentTool)
 144             {
 145                 // If the left button is kept down and moved over buttons,
 146                 // press those buttons.
 147                 if (event.LeftIsDown() && tool->m_enabled)
 148         {
 149             SpringUpButton(m_currentTool);
 150             tool->m_toggleState = !tool->m_toggleState;
 151             wxMemoryDC *dc2 = new wxMemoryDC;
 152             wxClientDC dc(this);
 153             DrawTool(dc, *dc2, tool);
 154             delete dc2;
 155                 }
 156         m_currentTool = tool->m_index;
 157         OnMouseEnter(tool->m_index);
 158             }
 159           return;
 160       }
 161
 162   // Left button pressed.
 163   if (event.LeftDown() && tool->m_enabled)
 164   {
 165       if (tool->m_isToggle)
 166       {
 167         tool->m_toggleState = !tool->m_toggleState;
 168       }
 169
 170       wxMemoryDC *dc2 = new wxMemoryDC;
 171           wxClientDC dc(this);
 172       DrawTool(dc, *dc2, tool);
 173       delete dc2;
 174
 175   }
 176   else if (event.RightDown())
 177   {
 178     OnRightClick(tool->m_index, x, y);
 179   }
 180
 181   // Left Button Released.  Only this action confirms selection.
 182   // If the button is enabled and it is not a toggle tool and it is
 183   // in the pressed state, then raise the button and call OnLeftClick.
 184   //
 185   if (event.LeftUp() && tool->m_enabled &&
 186       (tool->m_toggleState || tool->m_isToggle))
 187   {
 188     if (!tool->m_isToggle)
 189         tool->m_toggleState = FALSE;
 190
 191     // Pass the OnLeftClick event to tool
 192     if (!OnLeftClick(tool->m_index, tool->m_toggleState) && tool->m_isToggle)
 193     {
 194         // If it was a toggle, and OnLeftClick says No Toggle allowed,
 195         // then change it back
 196         tool->m_toggleState = !tool->m_toggleState;
 197     }
 198
 199     wxClientDC dc(this);
 200     wxMemoryDC *dc2 = new wxMemoryDC;
 201     DrawTool(dc, *dc2, tool);
 202     delete dc2;
 203   }
 204 }
 205
 206 void wxToolBarSimple::DrawTool(wxDC& dc, wxMemoryDC& memDC, wxToolBarTool *tool)
 207 {
 208   PrepareDC(dc);
 209
 210   wxPen dark_grey_pen(wxColour( 85,85,85 ), 1, wxSOLID);
 211   wxPen white_pen("WHITE", 1, wxSOLID);
 212   wxPen black_pen("BLACK", 1, wxSOLID);
 213
 214   wxBitmap *bitmap = tool->m_toggleState ? (& tool->m_bitmap2) : (& tool->m_bitmap1);
 215
 216   if (bitmap && bitmap->Ok())
 217   {
 218 #ifndef __WXGTK__
 219     if (bitmap->GetPalette())
 220       memDC.SetPalette(*bitmap->GetPalette());
 221 #endif
 222
 223     int ax = (int)tool->m_x,
 224         ay = (int)tool->m_y,
 225         bx = (int)(tool->m_x+tool->GetWidth()),
 226         by = (int)(tool->m_y+tool->GetHeight());
 227
 228     memDC.SelectObject(*bitmap);
 229     if (m_windowStyle & wxTB_3DBUTTONS)
 230     {
 231       dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 232       dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 233       wxPen * old_pen = & dc.GetPen();
 234       dc.SetPen( white_pen );
 235       dc.DrawLine(ax,(by-1),ax,ay);
 236       dc.DrawLine(ax,ay,(bx-1),ay);
 237       dc.SetPen( dark_grey_pen );
 238       dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
 239       dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
 240       dc.SetPen( black_pen );
 241       dc.DrawLine(bx,ay,bx,by);
 242       dc.DrawLine(bx,by,ax,by);
 243       dc.SetPen( *old_pen );
 244       dc.DestroyClippingRegion();
 245       // Select bitmap out of the DC
 246     }
 247     else
 248     {
 249       dc.Blit(tool->m_x, tool->m_y,
 250             bitmap->GetWidth(), bitmap->GetHeight(),
 251             &memDC, 0, 0);
 252     }
 253     memDC.SelectObject(wxNullBitmap);
 254 #ifndef __WXGTK__
 255     memDC.SetPalette(wxNullPalette);
 256 #endif
 257   }
 258   // No second bitmap, so draw a thick line around bitmap, or invert if mono
 259   else if (tool->m_toggleState)
 260   {
 261     bool drawBorder = FALSE;
 262 #ifdef __X__ // X doesn't invert properly on colour
 263     drawBorder = wxColourDisplay();
 264 #else       // Inversion works fine under Windows
 265     drawBorder = FALSE;
 266 #endif
 267
 268     if (!drawBorder)
 269     {
 270       memDC.SelectObject(tool->m_bitmap1);
 271       dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 272                &memDC, 0, 0, wxSRC_INVERT);
 273       memDC.SelectObject(wxNullBitmap);
 274     }
 275     else
 276     {
 277       if (m_windowStyle & wxTB_3DBUTTONS)
 278       {
 279         int ax = (int)tool->m_x,
 280             ay = (int)tool->m_y,
 281             bx = (int)(tool->m_x+tool->GetWidth()),
 282             by = (int)(tool->m_y+tool->GetHeight());
 283
 284         memDC.SelectObject(tool->m_bitmap1);
 285         dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 286         dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 287         wxPen * old_pen = & dc.GetPen();
 288         dc.SetPen( black_pen );
 289         dc.DrawLine(ax,(by-1),ax,ay);
 290         dc.DrawLine(ax,ay,(bx-1),ay);
 291         dc.SetPen( dark_grey_pen );
 292         dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 293         dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 294         dc.SetPen( white_pen );
 295         dc.DrawLine(bx,ay,bx,by);
 296         dc.DrawLine(bx,by,ax,by);
 297         dc.SetPen( *old_pen );
 298         dc.DestroyClippingRegion();
 299         memDC.SelectObject(wxNullBitmap);
 300       }
 301       else
 302       {
 303         long x = tool->m_x;
 304         long y = tool->m_y;
 305         long w = tool->m_bitmap1.GetWidth();
 306         long h = tool->m_bitmap1.GetHeight();
 307         wxPen thick_black_pen("BLACK", 3, wxSOLID);
 308
 309         memDC.SelectObject(tool->m_bitmap1);
 310         dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 311         dc.Blit(tool->m_x, tool->m_y, w, h,
 312                  &memDC, 0, 0);
 313         dc.SetPen(thick_black_pen);
 314         dc.SetBrush(*wxTRANSPARENT_BRUSH);
 315         dc.DrawRectangle(x, y, w-1, h-1);
 316         dc.DestroyClippingRegion();
 317         memDC.SelectObject(wxNullBitmap);
 318       }
 319     }
 320   }
 321 }
 322
 323 void wxToolBarSimple::ToggleTool(int index, bool toggle)
 324 {
 325   wxNode *node = (wxNode*) NULL;
 326   node = m_tools.Find((long)index);
 327   if (node)
 328   {
 329     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 330     if (tool && tool->m_isToggle)
 331     {
 332       bool oldState = tool->m_toggleState;
 333       tool->m_toggleState = toggle;
 334
 335       if (oldState != toggle)
 336       {
 337         wxMemoryDC memDC;
 338                 wxClientDC dc(this);
 339         DrawTool(dc, memDC, tool);
 340       }
 341     }
 342   }
 343 }
 344
 345 // Okay, so we've left the tool we're in ... we must check if
 346 // the tool we're leaving was a 'sprung push button' and if so,
 347 // spring it back to the up state.
 348 //
 349 void wxToolBarSimple::SpringUpButton(int index)
 350 {
 351   wxNode *node = (wxNode*) NULL;
 352   node=m_tools.Find((long)index);
 353   if (node) {
 354     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 355     if (tool && !tool->m_isToggle && tool->m_toggleState){
 356       tool->m_toggleState = FALSE;
 357       wxMemoryDC memDC;
 358           wxClientDC dc(this);
 359       DrawTool(dc, memDC, tool);
 360     }
 361     else if (tool && tool->m_isToggle){
 362         tool->m_toggleState = !tool->m_toggleState;
 363     wxMemoryDC memDC;
 364         wxClientDC dc(this);
 365     DrawTool(dc, memDC, tool);
 366    }
 367   }
 368 }
 369
 370 void wxToolBarSimple::LayoutTools(void)
 371 {
 372   m_currentRowsOrColumns = 0;
 373   m_lastX = m_xMargin;
 374   m_lastY = m_yMargin;
 375   int maxToolWidth = 0;
 376   int maxToolHeight = 0;
 377   m_maxWidth = 0;
 378   m_maxHeight = 0;
 379
 380   // Find the maximum tool width and height
 381   wxNode *node = m_tools.First();
 382   while (node)
 383   {
 384     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 385     if (tool->GetWidth() > maxToolWidth)
 386       maxToolWidth = (int)tool->GetWidth();
 387     if (tool->GetHeight() > maxToolHeight)
 388       maxToolHeight = (int)tool->GetHeight();
 389     node = node->Next();
 390   }
 391
 392   int separatorSize = m_toolSeparation;
 393
 394   node = m_tools.First();
 395   while (node)
 396   {
 397     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 398     if (tool->m_toolStyle == wxTOOL_STYLE_SEPARATOR)
 399     {
 400       if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 401       {
 402         if (m_currentRowsOrColumns >= m_maxCols)
 403           m_lastY += separatorSize;
 404         else
 405           m_lastX += separatorSize;
 406       }
 407       else
 408       {
 409         if (m_currentRowsOrColumns >= m_maxRows)
 410           m_lastX += separatorSize;
 411         else
 412           m_lastY += separatorSize;
 413       }
 414     }
 415     else if (tool->m_toolStyle == wxTOOL_STYLE_BUTTON)
 416     {
 417       if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 418       {
 419         if (m_currentRowsOrColumns >= m_maxCols)
 420         {
 421           m_currentRowsOrColumns = 0;
 422           m_lastX = m_xMargin;
 423           m_lastY += maxToolHeight + m_toolPacking;
 424         }
 425         tool->m_x = (long) (m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 426         tool->m_y = (long) (m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 427
 428         m_lastX += maxToolWidth + m_toolPacking;
 429       }
 430       else
 431       {
 432         if (m_currentRowsOrColumns >= m_maxRows)
 433         {
 434           m_currentRowsOrColumns = 0;
 435           m_lastX += (maxToolWidth + m_toolPacking);
 436           m_lastY = m_yMargin;
 437         }
 438         tool->m_x = (long) (m_lastX + (maxToolWidth - tool->GetWidth())/2.0);
 439         tool->m_y = (long) (m_lastY + (maxToolHeight - tool->GetHeight())/2.0);
 440
 441         m_lastY += maxToolHeight + m_toolPacking;
 442       }
 443       m_currentRowsOrColumns ++;
 444     }
 445
 446     if (m_lastX > m_maxWidth)
 447       m_maxWidth = m_lastX;
 448     if (m_lastY > m_maxHeight)
 449       m_maxHeight = m_lastY;
 450
 451     node = node->Next();
 452   }
 453   if ( GetWindowStyleFlag() & wxTB_HORIZONTAL )
 454     m_maxWidth += maxToolWidth;
 455   else
 456     m_maxHeight += maxToolHeight;
 457
 458   m_maxWidth += m_xMargin;
 459   m_maxHeight += m_yMargin;
 460 }
 461
 462
 463 #endif