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.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 // TODO: eliminate these; use system colours
  43 static wxPen * white_pen = NULL,
  44              * dark_grey_pen = NULL,
  45              * black_pen = NULL,
  46              * thick_black_pen;
  47
  48 wxToolBarSimple::wxToolBarSimple(void)
  49 {
  50 }
  51
  52 bool wxToolBarSimple::Create(wxWindow *parent, const wxWindowID id, const wxPoint& pos, const wxSize& size, const long style,
  53   const int direction, const int RowsOrColumns, 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   SetDefaultBackgroundColour(settings.GetSystemColour(wxSYS_COLOUR_3DFACE));
  62
  63   if ( white_pen == 0 )
  64   {
  65     white_pen = new wxPen;
  66     white_pen->SetColour( "WHITE" );
  67   }
  68   if ( dark_grey_pen == 0 )
  69   {
  70     dark_grey_pen = new wxPen;
  71     dark_grey_pen->SetColour( 85,85,85 );
  72   }
  73   if ( black_pen == 0 )
  74   {
  75     black_pen = new wxPen;
  76     black_pen->SetColour( "BLACK" );
  77   }
  78   if ( thick_black_pen == 0 )
  79   {
  80     thick_black_pen = new wxPen("BLACK", 3, wxSOLID);
  81   }
  82   m_tilingDirection = direction;
  83   m_rowsOrColumns = RowsOrColumns;
  84   if ( m_tilingDirection == wxVERTICAL )
  85     { m_lastX = 3; m_lastY = 7; }
  86   else
  87     { m_lastX = 7; m_lastY = 3; }
  88   m_maxWidth = m_maxHeight = 0;
  89   m_pressedTool = m_currentTool = -1;
  90   m_xMargin = 0;
  91   m_yMargin = 0;
  92   m_toolPacking = 1;
  93   m_toolSeparation = 5;
  94
  95   return TRUE;
  96 }
  97
  98 wxToolBarSimple::~wxToolBarSimple ()
  99 {
 100 }
 101
 102 void wxToolBarSimple::OnPaint (wxPaintEvent& event)
 103 {
 104   wxPaintDC dc(this);
 105   PrepareDC(dc);
 106
 107   static int count = 0;
 108   // Prevent reentry of OnPaint which would cause wxMemoryDC errors.
 109   if ( count > 0 )
 110     return;
 111   count++;
 112
 113   wxMemoryDC mem_dc;
 114
 115   for ( wxNode *node = m_tools.First(); node; node = node->Next() )
 116   {
 117     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 118     if (tool->m_toolStyle == wxTOOL_STYLE_BUTTON)
 119       DrawTool(dc, mem_dc, tool);
 120   }
 121
 122   count--;
 123 }
 124
 125 void wxToolBarSimple::OnSize ( wxSizeEvent& event )
 126 {
 127   wxToolBarBase::OnSize(event);
 128 }
 129
 130 void wxToolBarSimple::OnKillFocus (wxFocusEvent& event)
 131 {
 132   OnMouseEnter(m_pressedTool = m_currentTool = -1);
 133 }
 134
 135 void wxToolBarSimple::OnMouseEvent ( wxMouseEvent & event )
 136 {
 137     long x, y;
 138     event.Position(&x, &y);
 139     wxToolBarTool *tool = FindToolForPosition(x, y);
 140
 141     if (!tool)
 142       {
 143           if (m_currentTool > -1)
 144             {
 145                 if (event.LeftIsDown())
 146                   SpringUpButton(m_currentTool);
 147                 m_currentTool = -1;
 148                 OnMouseEnter(-1);
 149             }
 150           return;
 151       }
 152
 153     if (!event.IsButton())
 154       {
 155           if (tool->m_index != m_currentTool)
 156             {
 157                 // If the left button is kept down and moved over buttons,
 158                 // press those buttons.
 159                 if (event.LeftIsDown() && tool->m_enabled) {
 160                     SpringUpButton(m_currentTool);
 161                     tool->m_toggleState = !tool->m_toggleState;
 162                     wxMemoryDC *dc2 = new wxMemoryDC;
 163                         wxClientDC dc(this);
 164                     DrawTool(dc, *dc2, tool);
 165                     delete dc2;
 166                 }
 167                 OnMouseEnter(tool->m_index);
 168                 m_currentTool = tool->m_index;
 169             }
 170           return;
 171       }
 172
 173   // Left button pressed.
 174   if (event.LeftDown() && tool->m_enabled)
 175   {
 176       tool->m_toggleState = !tool->m_toggleState;
 177       wxMemoryDC *dc2 = new wxMemoryDC;
 178           wxClientDC dc(this);
 179       DrawTool(dc, *dc2, tool);
 180       delete dc2;
 181   }
 182   else if (event.RightDown())
 183   {
 184     OnRightClick(tool->m_index, x, y);
 185   }
 186   // Left Button Released.  Only this action confirms selection.
 187   // If the button is enabled and it is not a toggle tool and it is
 188   // in the pressed state, then raise the button and call OnLeftClick.
 189   //
 190   if (event.LeftUp() && tool->m_enabled &&
 191       (tool->m_toggleState || tool->m_isToggle)){
 192       if (!tool->m_isToggle)
 193         tool->m_toggleState = FALSE;
 194       // Pass the OnLeftClick event to tool
 195       if (!OnLeftClick(tool->m_index, tool->m_toggleState) && tool->m_isToggle)
 196         // If it was a toggle, and OnLeftClick says No Toggle allowed,
 197         // then change it back
 198         tool->m_toggleState = !tool->m_toggleState;
 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   wxBitmap *bitmap = tool->m_toggleState ? (& tool->m_bitmap2) : (& tool->m_bitmap1);
 211
 212   if (bitmap && bitmap->Ok())
 213   {
 214     if (bitmap->GetColourMap())
 215       memDC.SetPalette(*bitmap->GetColourMap());
 216
 217     int ax = (int)tool->m_x,
 218         ay = (int)tool->m_y,
 219         bx = (int)(tool->m_x+tool->GetWidth()),
 220         by = (int)(tool->m_y+tool->GetHeight());
 221
 222     memDC.SelectObject(*bitmap);
 223     if (m_windowStyle & wxTB_3DBUTTONS)
 224     {
 225       dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 226       dc.Blit((ax+1), (ay+1), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 227       wxPen * old_pen = dc.GetPen();
 228       dc.SetPen( *white_pen );
 229       dc.DrawLine(ax,(by-1),ax,ay);
 230       dc.DrawLine(ax,ay,(bx-1),ay);
 231       dc.SetPen( *dark_grey_pen );
 232       dc.DrawLine((bx-1),(ay+1),(bx-1),(by-1));
 233       dc.DrawLine((bx-1),(by-1),(ax+1),(by-1));
 234       dc.SetPen( *black_pen );
 235       dc.DrawLine(bx,ay,bx,by);
 236       dc.DrawLine(bx,by,ax,by);
 237       dc.SetPen( *old_pen );
 238       dc.DestroyClippingRegion();
 239       // Select bitmap out of the DC
 240     }
 241     else
 242     {
 243       dc.Blit(tool->m_x, tool->m_y,
 244             bitmap->GetWidth(), bitmap->GetHeight(),
 245             &memDC, 0, 0);
 246     }
 247     memDC.SelectObject(wxNullBitmap);
 248     memDC.SetPalette(wxNullPalette);
 249   }
 250   // No second bitmap, so draw a thick line around bitmap, or invert if mono
 251   else if (tool->m_toggleState)
 252   {
 253     bool drawBorder = FALSE;
 254     #ifdef __X__ // X doesn't invert properly on colour
 255     drawBorder = wxColourDisplay();
 256     #else       // Inversion works fine under Windows
 257     drawBorder = FALSE;
 258     #endif
 259
 260     if (!drawBorder)
 261     {
 262       memDC.SelectObject(tool->m_bitmap1);
 263       dc.Blit(tool->m_x, tool->m_y, tool->GetWidth(), tool->GetHeight(),
 264                &memDC, 0, 0, wxSRC_INVERT);
 265       memDC.SelectObject(wxNullBitmap);
 266     }
 267     else
 268     {
 269       if (m_windowStyle & wxTB_3DBUTTONS)
 270       {
 271         int ax = (int)tool->m_x,
 272             ay = (int)tool->m_y,
 273             bx = (int)(tool->m_x+tool->GetWidth()),
 274             by = (int)(tool->m_y+tool->GetHeight());
 275
 276         memDC.SelectObject(tool->m_bitmap1);
 277         dc.SetClippingRegion(ax, ay, (bx-ax+1), (by-ay+1));
 278         dc.Blit((ax+2), (ay+2), (bx-ax-2), (by-ay-2), &memDC, 0, 0);
 279         wxPen * old_pen = dc.GetPen();
 280         dc.SetPen( *black_pen );
 281         dc.DrawLine(ax,(by-1),ax,ay);
 282         dc.DrawLine(ax,ay,(bx-1),ay);
 283         dc.SetPen( *dark_grey_pen );
 284         dc.DrawLine((ax+1),(by-2),(ax+1),(ay+1));
 285         dc.DrawLine((ax+1),(ay+1),(bx-2),(ay+1));
 286         dc.SetPen( *white_pen );
 287         dc.DrawLine(bx,ay,bx,by);
 288         dc.DrawLine(bx,by,ax,by);
 289         dc.SetPen( *old_pen );
 290         dc.DestroyClippingRegion();
 291         memDC.SelectObject(wxNullBitmap);
 292       }
 293       else
 294       {
 295         long x = tool->m_x;
 296         long y = tool->m_y;
 297         long w = tool->m_bitmap1.GetWidth();
 298         long h = tool->m_bitmap1.GetHeight();
 299
 300         memDC.SelectObject(tool->m_bitmap1);
 301         dc.SetClippingRegion(tool->m_x, tool->m_y, w, h);
 302         dc.Blit(tool->m_x, tool->m_y, w, h,
 303                  &memDC, 0, 0);
 304         dc.SetPen(*thick_black_pen);
 305         dc.SetBrush(*wxTRANSPARENT_BRUSH);
 306         dc.DrawRectangle(x, y, w-1, h-1);
 307         dc.DestroyClippingRegion();
 308         memDC.SelectObject(wxNullBitmap);
 309       }
 310     }
 311   }
 312 }
 313
 314 void wxToolBarSimple::ToggleTool(const int index, const bool toggle)
 315 {
 316   wxNode *node = m_tools.Find((long)index);
 317   if (node)
 318   {
 319     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 320     if (tool && tool->m_isToggle)
 321     {
 322       bool oldState = tool->m_toggleState;
 323       tool->m_toggleState = toggle;
 324
 325       if (oldState != toggle)
 326       {
 327         wxMemoryDC memDC;
 328                 wxClientDC dc(this);
 329         DrawTool(dc, memDC, tool);
 330       }
 331     }
 332   }
 333 }
 334
 335 // Okay, so we've left the tool we're in ... we must check if
 336 // the tool we're leaving was a 'sprung push button' and if so,
 337 // spring it back to the up state.
 338 //
 339 void wxToolBarSimple::SpringUpButton(const int index)
 340 {
 341   wxNode *node=m_tools.Find((long)index);
 342   if (node) {
 343     wxToolBarTool *tool = (wxToolBarTool *)node->Data();
 344     if (tool && !tool->m_isToggle && tool->m_toggleState){
 345       tool->m_toggleState = FALSE;
 346       wxMemoryDC memDC;
 347           wxClientDC dc(this);
 348       DrawTool(dc, memDC, tool);
 349     }
 350     else if (tool && tool->m_isToggle){
 351         tool->m_toggleState = !tool->m_toggleState;
 352     wxMemoryDC memDC;
 353         wxClientDC dc(this);
 354     DrawTool(dc, memDC, tool);
 355    }
 356   }
 357 }
 358
 359 #endif