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