samples/sashtest/sashtest.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        sashtest.cpp
   3 // Purpose:     Layout/sash sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20 #include "wx/wx.h"
  21 #include "wx/mdi.h"
  22 #endif
  23
  24 #include "wx/toolbar.h"
  25 #include "wx/laywin.h"
  26
  27 #include "sashtest.h"
  28
  29 MyFrame *frame = NULL;
  30 wxList my_children;
  31
  32 IMPLEMENT_APP(MyApp)
  33
  34 // For drawing lines in a canvas
  35 long xpos = -1;
  36 long ypos = -1;
  37
  38 int winNumber = 1;
  39
  40 // Initialise this in OnInit, not statically
  41 bool MyApp::OnInit(void)
  42 {
  43   // Create the main frame window
  44
  45   frame = new MyFrame(NULL, wxID_ANY, _T("Sash Demo"), wxPoint(0, 0), wxSize(500, 400),
  46                       wxDEFAULT_FRAME_STYLE |
  47                       wxNO_FULL_REPAINT_ON_RESIZE |
  48                       wxHSCROLL | wxVSCROLL);
  49
  50   // Give it an icon (this is ignored in MDI mode: uses resources)
  51 #ifdef __WXMSW__
  52   frame->SetIcon(wxIcon(_T("sashtest_icn")));
  53 #endif
  54
  55   // Make a menubar
  56   wxMenu *file_menu = new wxMenu;
  57
  58   file_menu->Append(SASHTEST_NEW_WINDOW, _T("&New window"));
  59   file_menu->Append(SASHTEST_TOGGLE_WINDOW, _T("&Toggle window"));
  60   file_menu->Append(SASHTEST_QUIT, _T("&Exit"));
  61
  62   wxMenu *help_menu = new wxMenu;
  63   help_menu->Append(SASHTEST_ABOUT, _T("&About"));
  64
  65   wxMenuBar *menu_bar = new wxMenuBar;
  66
  67   menu_bar->Append(file_menu, _T("&File"));
  68   menu_bar->Append(help_menu, _T("&Help"));
  69
  70   // Associate the menu bar with the frame
  71   frame->SetMenuBar(menu_bar);
  72
  73   frame->CreateStatusBar();
  74
  75   frame->Show(true);
  76
  77   SetTopWindow(frame);
  78
  79   return true;
  80 }
  81
  82 BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame)
  83     EVT_MENU(SASHTEST_ABOUT, MyFrame::OnAbout)
  84     EVT_MENU(SASHTEST_NEW_WINDOW, MyFrame::OnNewWindow)
  85     EVT_SIZE(MyFrame::OnSize)
  86     EVT_MENU(SASHTEST_QUIT, MyFrame::OnQuit)
  87     EVT_MENU(SASHTEST_TOGGLE_WINDOW, MyFrame::OnToggleWindow)
  88     EVT_SASH_DRAGGED_RANGE(ID_WINDOW_TOP, ID_WINDOW_BOTTOM, MyFrame::OnSashDrag)
  89 END_EVENT_TABLE()
  90
  91
  92 // Define my frame constructor
  93 MyFrame::MyFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size,
  94     const long style):
  95   wxMDIParentFrame(parent, id, title, pos, size, style)
  96 {
  97   // Create some dummy layout windows
  98
  99   // A window like a toolbar
 100   wxSashLayoutWindow* win =
 101       new wxSashLayoutWindow(this, ID_WINDOW_TOP,
 102                              wxDefaultPosition, wxSize(200, 30),
 103                              wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 104
 105   win->SetDefaultSize(wxSize(1000, 30));
 106   win->SetOrientation(wxLAYOUT_HORIZONTAL);
 107   win->SetAlignment(wxLAYOUT_TOP);
 108   win->SetBackgroundColour(wxColour(255, 0, 0));
 109   win->SetSashVisible(wxSASH_BOTTOM, true);
 110
 111   m_topWindow = win;
 112
 113   // A window like a statusbar
 114   win = new wxSashLayoutWindow(this, ID_WINDOW_BOTTOM,
 115                                wxDefaultPosition, wxSize(200, 30),
 116                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 117   win->SetDefaultSize(wxSize(1000, 30));
 118   win->SetOrientation(wxLAYOUT_HORIZONTAL);
 119   win->SetAlignment(wxLAYOUT_BOTTOM);
 120   win->SetBackgroundColour(wxColour(0, 0, 255));
 121   win->SetSashVisible(wxSASH_TOP, true);
 122
 123   m_bottomWindow = win;
 124
 125   // A window to the left of the client window
 126   win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT1,
 127                                wxDefaultPosition, wxSize(200, 30),
 128                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 129   win->SetDefaultSize(wxSize(120, 1000));
 130   win->SetOrientation(wxLAYOUT_VERTICAL);
 131   win->SetAlignment(wxLAYOUT_LEFT);
 132   win->SetBackgroundColour(wxColour(0, 255, 0));
 133   win->SetSashVisible(wxSASH_RIGHT, true);
 134   win->SetExtraBorderSize(10);
 135
 136   wxTextCtrl* textWindow = new wxTextCtrl(win, wxID_ANY, _T(""), wxDefaultPosition, wxDefaultSize,
 137         wxTE_MULTILINE|wxSUNKEN_BORDER);
 138 //        wxTE_MULTILINE|wxNO_BORDER);
 139   textWindow->SetValue(_T("A help window"));
 140
 141   m_leftWindow1 = win;
 142
 143   // Another window to the left of the client window
 144   win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT2,
 145                                wxDefaultPosition, wxSize(200, 30),
 146                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 147   win->SetDefaultSize(wxSize(120, 1000));
 148   win->SetOrientation(wxLAYOUT_VERTICAL);
 149   win->SetAlignment(wxLAYOUT_LEFT);
 150   win->SetBackgroundColour(wxColour(0, 255, 255));
 151   win->SetSashVisible(wxSASH_RIGHT, true);
 152
 153   m_leftWindow2 = win;
 154 }
 155
 156 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 157 {
 158       Close(true);
 159 }
 160
 161 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 162 {
 163       (void)wxMessageBox(_T("wxWidgets 2.0 Sash Demo\nAuthor: Julian Smart (c) 1998"), _T("About Sash Demo"));
 164 }
 165
 166 void MyFrame::OnToggleWindow(wxCommandEvent& WXUNUSED(event))
 167 {
 168     if (m_leftWindow1->IsShown())
 169     {
 170         m_leftWindow1->Show(false);
 171     }
 172     else
 173     {
 174         m_leftWindow1->Show(true);
 175     }
 176     wxLayoutAlgorithm layout;
 177     layout.LayoutMDIFrame(this);
 178 }
 179
 180 void MyFrame::OnSashDrag(wxSashEvent& event)
 181 {
 182     if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
 183         return;
 184
 185     switch (event.GetId())
 186     {
 187         case ID_WINDOW_TOP:
 188         {
 189             m_topWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 190             break;
 191         }
 192         case ID_WINDOW_LEFT1:
 193         {
 194             m_leftWindow1->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 195             break;
 196         }
 197         case ID_WINDOW_LEFT2:
 198         {
 199             m_leftWindow2->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 200             break;
 201         }
 202         case ID_WINDOW_BOTTOM:
 203         {
 204             m_bottomWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 205             break;
 206         }
 207     }
 208     wxLayoutAlgorithm layout;
 209     layout.LayoutMDIFrame(this);
 210
 211     // Leaves bits of itself behind sometimes
 212     GetClientWindow()->Refresh();
 213 }
 214
 215 void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event))
 216 {
 217       // Make another frame, containing a canvas
 218       MyChild *subframe = new MyChild(frame, _T("Canvas Frame"),
 219                                       wxPoint(10, 10), wxSize(300, 300),
 220                                       wxDEFAULT_FRAME_STYLE |
 221                                       wxNO_FULL_REPAINT_ON_RESIZE);
 222
 223       subframe->SetTitle(wxString::Format(_T("Canvas Frame %d"), winNumber));
 224       winNumber ++;
 225
 226       // Give it an icon (this is ignored in MDI mode: uses resources)
 227 #ifdef __WXMSW__
 228       subframe->SetIcon(wxIcon(_T("sashtest_icn")));
 229 #endif
 230
 231       // Give it a status line
 232       subframe->CreateStatusBar();
 233
 234       // Make a menubar
 235       wxMenu *file_menu = new wxMenu;
 236
 237       file_menu->Append(SASHTEST_NEW_WINDOW, _T("&New window"));
 238       file_menu->Append(SASHTEST_CHILD_QUIT, _T("&Close child"));
 239       file_menu->Append(SASHTEST_QUIT, _T("&Exit"));
 240
 241       wxMenu *option_menu = new wxMenu;
 242
 243       // Dummy option
 244       option_menu->Append(SASHTEST_REFRESH, _T("&Refresh picture"));
 245
 246       wxMenu *help_menu = new wxMenu;
 247       help_menu->Append(SASHTEST_ABOUT, _T("&About"));
 248
 249       wxMenuBar *menu_bar = new wxMenuBar;
 250
 251       menu_bar->Append(file_menu, _T("&File"));
 252       menu_bar->Append(option_menu, _T("&Options"));
 253       menu_bar->Append(help_menu, _T("&Help"));
 254
 255       // Associate the menu bar with the frame
 256       subframe->SetMenuBar(menu_bar);
 257
 258       int width, height;
 259       subframe->GetClientSize(&width, &height);
 260       MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height));
 261       canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
 262       subframe->canvas = canvas;
 263
 264       // Give it scrollbars
 265       canvas->SetScrollbars(20, 20, 50, 50);
 266
 267       subframe->Show(true);
 268 }
 269
 270 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 271     EVT_MOUSE_EVENTS(MyCanvas::OnEvent)
 272 END_EVENT_TABLE()
 273
 274 // Define a constructor for my canvas
 275 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size)
 276         : wxScrolledWindow(parent, wxID_ANY, pos, size,
 277                            wxSUNKEN_BORDER | wxNO_FULL_REPAINT_ON_RESIZE)
 278 {
 279     SetBackgroundColour(* wxWHITE);
 280 }
 281
 282 // Define the repainting behaviour
 283 void MyCanvas::OnDraw(wxDC& dc)
 284 {
 285   dc.SetFont(*wxSWISS_FONT);
 286   dc.SetPen(*wxGREEN_PEN);
 287   dc.DrawLine(0, 0, 200, 200);
 288   dc.DrawLine(200, 0, 0, 200);
 289
 290   dc.SetBrush(*wxCYAN_BRUSH);
 291   dc.SetPen(*wxRED_PEN);
 292   dc.DrawRectangle(100, 100, 100, 50);
 293   dc.DrawRoundedRectangle(150, 150, 100, 50, 20);
 294
 295   dc.DrawEllipse(250, 250, 100, 50);
 296 #if wxUSE_SPLINES
 297   dc.DrawSpline(50, 200, 50, 100, 200, 10);
 298 #endif // wxUSE_SPLINES
 299   dc.DrawLine(50, 230, 200, 230);
 300   dc.DrawText(_T("This is a test string"), 50, 230);
 301
 302   wxPoint points[3];
 303   points[0].x = 200; points[0].y = 300;
 304   points[1].x = 100; points[1].y = 400;
 305   points[2].x = 300; points[2].y = 400;
 306
 307   dc.DrawPolygon(3, points);
 308 }
 309
 310 // This implements a tiny doodling program! Drag the mouse using
 311 // the left button.
 312 void MyCanvas::OnEvent(wxMouseEvent& event)
 313 {
 314   wxClientDC dc(this);
 315   PrepareDC(dc);
 316
 317   wxPoint pt(event.GetLogicalPosition(dc));
 318
 319   if (xpos > -1 && ypos > -1 && event.Dragging())
 320   {
 321     dc.SetPen(*wxBLACK_PEN);
 322     dc.DrawLine(xpos, ypos, pt.x, pt.y);
 323   }
 324   xpos = pt.x;
 325   ypos = pt.y;
 326 }
 327
 328 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
 329 {
 330     wxLayoutAlgorithm layout;
 331     layout.LayoutMDIFrame(this);
 332 }
 333
 334 // Note that SASHTEST_NEW_WINDOW and SASHTEST_ABOUT commands get passed
 335 // to the parent window for processing, so no need to
 336 // duplicate event handlers here.
 337
 338 BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame)
 339   EVT_MENU(SASHTEST_CHILD_QUIT, MyChild::OnQuit)
 340 END_EVENT_TABLE()
 341
 342 MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
 343 const long style):
 344   wxMDIChildFrame(parent, wxID_ANY, title, pos, size, style)
 345 {
 346   canvas = NULL;
 347   my_children.Append(this);
 348 }
 349
 350 MyChild::~MyChild(void)
 351 {
 352   my_children.DeleteObject(this);
 353 }
 354
 355 void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event))
 356 {
 357       Close(true);
 358 }
 359
 360 void MyChild::OnActivate(wxActivateEvent& event)
 361 {
 362   if (event.GetActive() && canvas)
 363     canvas->SetFocus();
 364 }
 365