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 #if wxUSE_STATUSBAR
  74   frame->CreateStatusBar();
  75 #endif // wxUSE_STATUSBAR
  76
  77   frame->Show(true);
  78
  79   SetTopWindow(frame);
  80
  81   return true;
  82 }
  83
  84 BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame)
  85     EVT_MENU(SASHTEST_ABOUT, MyFrame::OnAbout)
  86     EVT_MENU(SASHTEST_NEW_WINDOW, MyFrame::OnNewWindow)
  87     EVT_SIZE(MyFrame::OnSize)
  88     EVT_MENU(SASHTEST_QUIT, MyFrame::OnQuit)
  89     EVT_MENU(SASHTEST_TOGGLE_WINDOW, MyFrame::OnToggleWindow)
  90     EVT_SASH_DRAGGED_RANGE(ID_WINDOW_TOP, ID_WINDOW_BOTTOM, MyFrame::OnSashDrag)
  91 END_EVENT_TABLE()
  92
  93
  94 // Define my frame constructor
  95 MyFrame::MyFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size,
  96     const long style):
  97   wxMDIParentFrame(parent, id, title, pos, size, style)
  98 {
  99   // Create some dummy layout windows
 100
 101   // A window like a toolbar
 102   wxSashLayoutWindow* win =
 103       new wxSashLayoutWindow(this, ID_WINDOW_TOP,
 104                              wxDefaultPosition, wxSize(200, 30),
 105                              wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 106
 107   win->SetDefaultSize(wxSize(1000, 30));
 108   win->SetOrientation(wxLAYOUT_HORIZONTAL);
 109   win->SetAlignment(wxLAYOUT_TOP);
 110   win->SetBackgroundColour(wxColour(255, 0, 0));
 111   win->SetSashVisible(wxSASH_BOTTOM, true);
 112
 113   m_topWindow = win;
 114
 115   // A window like a statusbar
 116   win = new wxSashLayoutWindow(this, ID_WINDOW_BOTTOM,
 117                                wxDefaultPosition, wxSize(200, 30),
 118                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 119   win->SetDefaultSize(wxSize(1000, 30));
 120   win->SetOrientation(wxLAYOUT_HORIZONTAL);
 121   win->SetAlignment(wxLAYOUT_BOTTOM);
 122   win->SetBackgroundColour(wxColour(0, 0, 255));
 123   win->SetSashVisible(wxSASH_TOP, true);
 124
 125   m_bottomWindow = win;
 126
 127   // A window to the left of the client window
 128   win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT1,
 129                                wxDefaultPosition, wxSize(200, 30),
 130                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 131   win->SetDefaultSize(wxSize(120, 1000));
 132   win->SetOrientation(wxLAYOUT_VERTICAL);
 133   win->SetAlignment(wxLAYOUT_LEFT);
 134   win->SetBackgroundColour(wxColour(0, 255, 0));
 135   win->SetSashVisible(wxSASH_RIGHT, true);
 136   win->SetExtraBorderSize(10);
 137
 138   wxTextCtrl* textWindow = new wxTextCtrl(win, wxID_ANY, _T(""), wxDefaultPosition, wxDefaultSize,
 139         wxTE_MULTILINE|wxSUNKEN_BORDER);
 140 //        wxTE_MULTILINE|wxNO_BORDER);
 141   textWindow->SetValue(_T("A help window"));
 142
 143   m_leftWindow1 = win;
 144
 145   // Another window to the left of the client window
 146   win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT2,
 147                                wxDefaultPosition, wxSize(200, 30),
 148                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 149   win->SetDefaultSize(wxSize(120, 1000));
 150   win->SetOrientation(wxLAYOUT_VERTICAL);
 151   win->SetAlignment(wxLAYOUT_LEFT);
 152   win->SetBackgroundColour(wxColour(0, 255, 255));
 153   win->SetSashVisible(wxSASH_RIGHT, true);
 154
 155   m_leftWindow2 = win;
 156 }
 157
 158 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 159 {
 160       Close(true);
 161 }
 162
 163 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 164 {
 165       (void)wxMessageBox(_T("wxWidgets 2.0 Sash Demo\nAuthor: Julian Smart (c) 1998"), _T("About Sash Demo"));
 166 }
 167
 168 void MyFrame::OnToggleWindow(wxCommandEvent& WXUNUSED(event))
 169 {
 170     if (m_leftWindow1->IsShown())
 171     {
 172         m_leftWindow1->Show(false);
 173     }
 174     else
 175     {
 176         m_leftWindow1->Show(true);
 177     }
 178     wxLayoutAlgorithm layout;
 179     layout.LayoutMDIFrame(this);
 180 }
 181
 182 void MyFrame::OnSashDrag(wxSashEvent& event)
 183 {
 184     if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
 185         return;
 186
 187     switch (event.GetId())
 188     {
 189         case ID_WINDOW_TOP:
 190         {
 191             m_topWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 192             break;
 193         }
 194         case ID_WINDOW_LEFT1:
 195         {
 196             m_leftWindow1->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 197             break;
 198         }
 199         case ID_WINDOW_LEFT2:
 200         {
 201             m_leftWindow2->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 202             break;
 203         }
 204         case ID_WINDOW_BOTTOM:
 205         {
 206             m_bottomWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 207             break;
 208         }
 209     }
 210     wxLayoutAlgorithm layout;
 211     layout.LayoutMDIFrame(this);
 212
 213     // Leaves bits of itself behind sometimes
 214     GetClientWindow()->Refresh();
 215 }
 216
 217 void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event))
 218 {
 219       // Make another frame, containing a canvas
 220       MyChild *subframe = new MyChild(frame, _T("Canvas Frame"),
 221                                       wxPoint(10, 10), wxSize(300, 300),
 222                                       wxDEFAULT_FRAME_STYLE |
 223                                       wxNO_FULL_REPAINT_ON_RESIZE);
 224
 225       subframe->SetTitle(wxString::Format(_T("Canvas Frame %d"), winNumber));
 226       winNumber ++;
 227
 228       // Give it an icon (this is ignored in MDI mode: uses resources)
 229 #ifdef __WXMSW__
 230       subframe->SetIcon(wxIcon(_T("sashtest_icn")));
 231 #endif
 232
 233 #if wxUSE_STATUSBAR
 234       // Give it a status line
 235       subframe->CreateStatusBar();
 236 #endif // wxUSE_STATUSBAR
 237
 238       // Make a menubar
 239       wxMenu *file_menu = new wxMenu;
 240
 241       file_menu->Append(SASHTEST_NEW_WINDOW, _T("&New window"));
 242       file_menu->Append(SASHTEST_CHILD_QUIT, _T("&Close child"));
 243       file_menu->Append(SASHTEST_QUIT, _T("&Exit"));
 244
 245       wxMenu *option_menu = new wxMenu;
 246
 247       // Dummy option
 248       option_menu->Append(SASHTEST_REFRESH, _T("&Refresh picture"));
 249
 250       wxMenu *help_menu = new wxMenu;
 251       help_menu->Append(SASHTEST_ABOUT, _T("&About"));
 252
 253       wxMenuBar *menu_bar = new wxMenuBar;
 254
 255       menu_bar->Append(file_menu, _T("&File"));
 256       menu_bar->Append(option_menu, _T("&Options"));
 257       menu_bar->Append(help_menu, _T("&Help"));
 258
 259       // Associate the menu bar with the frame
 260       subframe->SetMenuBar(menu_bar);
 261
 262       int width, height;
 263       subframe->GetClientSize(&width, &height);
 264       MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height));
 265       canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
 266       subframe->canvas = canvas;
 267
 268       // Give it scrollbars
 269       canvas->SetScrollbars(20, 20, 50, 50);
 270
 271       subframe->Show(true);
 272 }
 273
 274 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 275     EVT_MOUSE_EVENTS(MyCanvas::OnEvent)
 276 END_EVENT_TABLE()
 277
 278 // Define a constructor for my canvas
 279 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size)
 280         : wxScrolledWindow(parent, wxID_ANY, pos, size,
 281                            wxSUNKEN_BORDER | wxNO_FULL_REPAINT_ON_RESIZE)
 282 {
 283     SetBackgroundColour(* wxWHITE);
 284 }
 285
 286 // Define the repainting behaviour
 287 void MyCanvas::OnDraw(wxDC& dc)
 288 {
 289   dc.SetFont(*wxSWISS_FONT);
 290   dc.SetPen(*wxGREEN_PEN);
 291   dc.DrawLine(0, 0, 200, 200);
 292   dc.DrawLine(200, 0, 0, 200);
 293
 294   dc.SetBrush(*wxCYAN_BRUSH);
 295   dc.SetPen(*wxRED_PEN);
 296   dc.DrawRectangle(100, 100, 100, 50);
 297   dc.DrawRoundedRectangle(150, 150, 100, 50, 20);
 298
 299   dc.DrawEllipse(250, 250, 100, 50);
 300 #if wxUSE_SPLINES
 301   dc.DrawSpline(50, 200, 50, 100, 200, 10);
 302 #endif // wxUSE_SPLINES
 303   dc.DrawLine(50, 230, 200, 230);
 304   dc.DrawText(_T("This is a test string"), 50, 230);
 305
 306   wxPoint points[3];
 307   points[0].x = 200; points[0].y = 300;
 308   points[1].x = 100; points[1].y = 400;
 309   points[2].x = 300; points[2].y = 400;
 310
 311   dc.DrawPolygon(3, points);
 312 }
 313
 314 // This implements a tiny doodling program! Drag the mouse using
 315 // the left button.
 316 void MyCanvas::OnEvent(wxMouseEvent& event)
 317 {
 318   wxClientDC dc(this);
 319   PrepareDC(dc);
 320
 321   wxPoint pt(event.GetLogicalPosition(dc));
 322
 323   if (xpos > -1 && ypos > -1 && event.Dragging())
 324   {
 325     dc.SetPen(*wxBLACK_PEN);
 326     dc.DrawLine(xpos, ypos, pt.x, pt.y);
 327   }
 328   xpos = pt.x;
 329   ypos = pt.y;
 330 }
 331
 332 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
 333 {
 334     wxLayoutAlgorithm layout;
 335     layout.LayoutMDIFrame(this);
 336 }
 337
 338 // Note that SASHTEST_NEW_WINDOW and SASHTEST_ABOUT commands get passed
 339 // to the parent window for processing, so no need to
 340 // duplicate event handlers here.
 341
 342 BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame)
 343   EVT_MENU(SASHTEST_CHILD_QUIT, MyChild::OnQuit)
 344 END_EVENT_TABLE()
 345
 346 MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
 347 const long style):
 348   wxMDIChildFrame(parent, wxID_ANY, title, pos, size, style)
 349 {
 350   canvas = NULL;
 351   my_children.Append(this);
 352 }
 353
 354 MyChild::~MyChild(void)
 355 {
 356   my_children.DeleteObject(this);
 357 }
 358
 359 void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event))
 360 {
 361       Close(true);
 362 }
 363
 364 void MyChild::OnActivate(wxActivateEvent& event)
 365 {
 366   if (event.GetActive() && canvas)
 367     canvas->SetFocus();
 368 }
 369