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   if ( !wxApp::OnInit() )
  44     return false;
  45
  46   // Create the main frame window
  47
  48   frame = new MyFrame(NULL, wxID_ANY, wxT("Sash Demo"), wxPoint(0, 0), wxSize(500, 400),
  49                       wxDEFAULT_FRAME_STYLE |
  50                       wxNO_FULL_REPAINT_ON_RESIZE |
  51                       wxHSCROLL | wxVSCROLL);
  52
  53   // Give it an icon (this is ignored in MDI mode: uses resources)
  54 #ifdef __WXMSW__
  55   frame->SetIcon(wxIcon(wxT("sashtest_icn")));
  56 #endif
  57
  58   // Make a menubar
  59   wxMenu *file_menu = new wxMenu;
  60
  61   file_menu->Append(SASHTEST_NEW_WINDOW, wxT("&New window"));
  62   file_menu->Append(SASHTEST_TOGGLE_WINDOW, wxT("&Toggle window"));
  63   file_menu->Append(SASHTEST_QUIT, wxT("&Exit"));
  64
  65   wxMenu *help_menu = new wxMenu;
  66   help_menu->Append(SASHTEST_ABOUT, wxT("&About"));
  67
  68   wxMenuBar *menu_bar = new wxMenuBar;
  69
  70   menu_bar->Append(file_menu, wxT("&File"));
  71   menu_bar->Append(help_menu, wxT("&Help"));
  72
  73   // Associate the menu bar with the frame
  74   frame->SetMenuBar(menu_bar);
  75
  76 #if wxUSE_STATUSBAR
  77   frame->CreateStatusBar();
  78 #endif // wxUSE_STATUSBAR
  79
  80   frame->Show(true);
  81
  82   SetTopWindow(frame);
  83
  84   return true;
  85 }
  86
  87 BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame)
  88     EVT_MENU(SASHTEST_ABOUT, MyFrame::OnAbout)
  89     EVT_MENU(SASHTEST_NEW_WINDOW, MyFrame::OnNewWindow)
  90     EVT_SIZE(MyFrame::OnSize)
  91     EVT_MENU(SASHTEST_QUIT, MyFrame::OnQuit)
  92     EVT_MENU(SASHTEST_TOGGLE_WINDOW, MyFrame::OnToggleWindow)
  93     EVT_SASH_DRAGGED_RANGE(ID_WINDOW_TOP, ID_WINDOW_BOTTOM, MyFrame::OnSashDrag)
  94 END_EVENT_TABLE()
  95
  96
  97 // Define my frame constructor
  98 MyFrame::MyFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size,
  99     const long style):
 100   wxMDIParentFrame(parent, id, title, pos, size, style)
 101 {
 102   // Create some dummy layout windows
 103
 104   // A window like a toolbar
 105   wxSashLayoutWindow* win =
 106       new wxSashLayoutWindow(this, ID_WINDOW_TOP,
 107                              wxDefaultPosition, wxSize(200, 30),
 108                              wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 109
 110   win->SetDefaultSize(wxSize(1000, 30));
 111   win->SetOrientation(wxLAYOUT_HORIZONTAL);
 112   win->SetAlignment(wxLAYOUT_TOP);
 113   win->SetBackgroundColour(wxColour(255, 0, 0));
 114   win->SetSashVisible(wxSASH_BOTTOM, true);
 115
 116   m_topWindow = win;
 117
 118   // A window like a statusbar
 119   win = new wxSashLayoutWindow(this, ID_WINDOW_BOTTOM,
 120                                wxDefaultPosition, wxSize(200, 30),
 121                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 122   win->SetDefaultSize(wxSize(1000, 30));
 123   win->SetOrientation(wxLAYOUT_HORIZONTAL);
 124   win->SetAlignment(wxLAYOUT_BOTTOM);
 125   win->SetBackgroundColour(wxColour(0, 0, 255));
 126   win->SetSashVisible(wxSASH_TOP, true);
 127
 128   m_bottomWindow = win;
 129
 130   // A window to the left of the client window
 131   win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT1,
 132                                wxDefaultPosition, wxSize(200, 30),
 133                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 134   win->SetDefaultSize(wxSize(120, 1000));
 135   win->SetOrientation(wxLAYOUT_VERTICAL);
 136   win->SetAlignment(wxLAYOUT_LEFT);
 137   win->SetBackgroundColour(wxColour(0, 255, 0));
 138   win->SetSashVisible(wxSASH_RIGHT, true);
 139   win->SetExtraBorderSize(10);
 140
 141   wxTextCtrl* textWindow = new wxTextCtrl(win, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize,
 142         wxTE_MULTILINE|wxSUNKEN_BORDER);
 143 //        wxTE_MULTILINE|wxNO_BORDER);
 144   textWindow->SetValue(wxT("A help window"));
 145
 146   m_leftWindow1 = win;
 147
 148   // Another window to the left of the client window
 149   win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT2,
 150                                wxDefaultPosition, wxSize(200, 30),
 151                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);
 152   win->SetDefaultSize(wxSize(120, 1000));
 153   win->SetOrientation(wxLAYOUT_VERTICAL);
 154   win->SetAlignment(wxLAYOUT_LEFT);
 155   win->SetBackgroundColour(wxColour(0, 255, 255));
 156   win->SetSashVisible(wxSASH_RIGHT, true);
 157
 158   m_leftWindow2 = win;
 159 }
 160
 161 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 162 {
 163       Close(true);
 164 }
 165
 166 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 167 {
 168       (void)wxMessageBox(wxT("wxWidgets 2.0 Sash Demo\nAuthor: Julian Smart (c) 1998"), wxT("About Sash Demo"));
 169 }
 170
 171 void MyFrame::OnToggleWindow(wxCommandEvent& WXUNUSED(event))
 172 {
 173     if (m_leftWindow1->IsShown())
 174     {
 175         m_leftWindow1->Show(false);
 176     }
 177     else
 178     {
 179         m_leftWindow1->Show(true);
 180     }
 181 #if wxUSE_MDI_ARCHITECTURE
 182     wxLayoutAlgorithm layout;
 183     layout.LayoutMDIFrame(this);
 184 #endif // wxUSE_MDI_ARCHITECTURE
 185 }
 186
 187 void MyFrame::OnSashDrag(wxSashEvent& event)
 188 {
 189     if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
 190         return;
 191
 192     switch (event.GetId())
 193     {
 194         case ID_WINDOW_TOP:
 195         {
 196             m_topWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 197             break;
 198         }
 199         case ID_WINDOW_LEFT1:
 200         {
 201             m_leftWindow1->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 202             break;
 203         }
 204         case ID_WINDOW_LEFT2:
 205         {
 206             m_leftWindow2->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 207             break;
 208         }
 209         case ID_WINDOW_BOTTOM:
 210         {
 211             m_bottomWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 212             break;
 213         }
 214     }
 215
 216 #if wxUSE_MDI_ARCHITECTURE
 217     wxLayoutAlgorithm layout;
 218     layout.LayoutMDIFrame(this);
 219 #endif // wxUSE_MDI_ARCHITECTURE
 220
 221     // Leaves bits of itself behind sometimes
 222     GetClientWindow()->Refresh();
 223 }
 224
 225 void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event))
 226 {
 227       // Make another frame, containing a canvas
 228       MyChild *subframe = new MyChild(frame, wxT("Canvas Frame"),
 229                                       wxPoint(10, 10), wxSize(300, 300),
 230                                       wxDEFAULT_FRAME_STYLE |
 231                                       wxNO_FULL_REPAINT_ON_RESIZE);
 232
 233       subframe->SetTitle(wxString::Format(wxT("Canvas Frame %d"), winNumber));
 234       winNumber ++;
 235
 236       // Give it an icon (this is ignored in MDI mode: uses resources)
 237 #ifdef __WXMSW__
 238       subframe->SetIcon(wxIcon(wxT("sashtest_icn")));
 239 #endif
 240
 241 #if wxUSE_STATUSBAR
 242       // Give it a status line
 243       subframe->CreateStatusBar();
 244 #endif // wxUSE_STATUSBAR
 245
 246       // Make a menubar
 247       wxMenu *file_menu = new wxMenu;
 248
 249       file_menu->Append(SASHTEST_NEW_WINDOW, wxT("&New window"));
 250       file_menu->Append(SASHTEST_CHILD_QUIT, wxT("&Close child"));
 251       file_menu->Append(SASHTEST_QUIT, wxT("&Exit"));
 252
 253       wxMenu *option_menu = new wxMenu;
 254
 255       // Dummy option
 256       option_menu->Append(SASHTEST_REFRESH, wxT("&Refresh picture"));
 257
 258       wxMenu *help_menu = new wxMenu;
 259       help_menu->Append(SASHTEST_ABOUT, wxT("&About"));
 260
 261       wxMenuBar *menu_bar = new wxMenuBar;
 262
 263       menu_bar->Append(file_menu, wxT("&File"));
 264       menu_bar->Append(option_menu, wxT("&Options"));
 265       menu_bar->Append(help_menu, wxT("&Help"));
 266
 267       // Associate the menu bar with the frame
 268       subframe->SetMenuBar(menu_bar);
 269
 270       int width, height;
 271       subframe->GetClientSize(&width, &height);
 272       MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height));
 273       canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
 274       subframe->canvas = canvas;
 275
 276       // Give it scrollbars
 277       canvas->SetScrollbars(20, 20, 50, 50);
 278
 279       subframe->Show(true);
 280 }
 281
 282 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 283     EVT_MOUSE_EVENTS(MyCanvas::OnEvent)
 284 END_EVENT_TABLE()
 285
 286 // Define a constructor for my canvas
 287 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size)
 288         : wxScrolledWindow(parent, wxID_ANY, pos, size,
 289                            wxSUNKEN_BORDER | wxNO_FULL_REPAINT_ON_RESIZE)
 290 {
 291     SetBackgroundColour(* wxWHITE);
 292 }
 293
 294 // Define the repainting behaviour
 295 void MyCanvas::OnDraw(wxDC& dc)
 296 {
 297     dc.SetFont(*wxSWISS_FONT);
 298     dc.SetPen(*wxGREEN_PEN);
 299     dc.DrawLine(0, 0, 200, 200);
 300     dc.DrawLine(200, 0, 0, 200);
 301
 302     dc.SetBrush(*wxCYAN_BRUSH);
 303     dc.SetPen(*wxRED_PEN);
 304     dc.DrawRectangle(100, 100, 100, 50);
 305     dc.DrawRoundedRectangle(150, 150, 100, 50, 20);
 306
 307     dc.DrawEllipse(250, 250, 100, 50);
 308 #if wxUSE_SPLINES
 309     dc.DrawSpline(50, 200, 50, 100, 200, 10);
 310 #endif // wxUSE_SPLINES
 311     dc.DrawLine(50, 230, 200, 230);
 312     dc.DrawText(wxT("This is a test string"), 50, 230);
 313
 314     wxPoint points[3];
 315     points[0].x = 200; points[0].y = 300;
 316     points[1].x = 100; points[1].y = 400;
 317     points[2].x = 300; points[2].y = 400;
 318
 319     dc.DrawPolygon(3, points);
 320 }
 321
 322 // This implements a tiny doodling program! Drag the mouse using
 323 // the left button.
 324 void MyCanvas::OnEvent(wxMouseEvent& event)
 325 {
 326   wxClientDC dc(this);
 327   PrepareDC(dc);
 328
 329   wxPoint pt(event.GetLogicalPosition(dc));
 330
 331   if (xpos > -1 && ypos > -1 && event.Dragging())
 332   {
 333     dc.SetPen(*wxBLACK_PEN);
 334     dc.DrawLine(xpos, ypos, pt.x, pt.y);
 335   }
 336   xpos = pt.x;
 337   ypos = pt.y;
 338 }
 339
 340 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
 341 {
 342 #if wxUSE_MDI_ARCHITECTURE
 343     wxLayoutAlgorithm layout;
 344     layout.LayoutMDIFrame(this);
 345 #endif // wxUSE_MDI_ARCHITECTURE
 346 }
 347
 348 // Note that SASHTEST_NEW_WINDOW and SASHTEST_ABOUT commands get passed
 349 // to the parent window for processing, so no need to
 350 // duplicate event handlers here.
 351
 352 BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame)
 353   EVT_MENU(SASHTEST_CHILD_QUIT, MyChild::OnQuit)
 354 END_EVENT_TABLE()
 355
 356 MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
 357 const long style):
 358   wxMDIChildFrame(parent, wxID_ANY, title, pos, size, style)
 359 {
 360   canvas = NULL;
 361   my_children.Append(this);
 362 }
 363
 364 MyChild::~MyChild(void)
 365 {
 366   my_children.DeleteObject(this);
 367 }
 368
 369 void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event))
 370 {
 371       Close(true);
 372 }
 373
 374 void MyChild::OnActivate(wxActivateEvent& event)
 375 {
 376   if (event.GetActive() && canvas)
 377     canvas->SetFocus();
 378 }