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 // Copyright:   (c) Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx/wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15 #pragma hdrstop
  16 #endif
  17
  18 #ifndef WX_PRECOMP
  19 #include "wx/wx.h"
  20 #include "wx/mdi.h"
  21 #endif
  22
  23 #include "wx/toolbar.h"
  24 #include "wx/laywin.h"
  25
  26 #include "sashtest.h"
  27
  28 MyFrame *frame = NULL;
  29 wxList my_children;
  30
  31 IMPLEMENT_APP(MyApp)
  32
  33 // For drawing lines in a canvas
  34 long xpos = -1;
  35 long ypos = -1;
  36
  37 int winNumber = 1;
  38
  39 // Initialise this in OnInit, not statically
  40 bool MyApp::OnInit(void)
  41 {
  42   if ( !wxApp::OnInit() )
  43     return false;
  44
  45   // Create the main frame window
  46
  47   frame = new MyFrame(NULL, wxID_ANY, wxT("Sash Demo"), wxPoint(0, 0), wxSize(500, 400),
  48                       wxDEFAULT_FRAME_STYLE |
  49                       wxNO_FULL_REPAINT_ON_RESIZE |
  50                       wxHSCROLL | wxVSCROLL);
  51
  52   // Give it an icon (this is ignored in MDI mode: uses resources)
  53 #ifdef __WXMSW__
  54   frame->SetIcon(wxIcon(wxT("sashtest_icn")));
  55 #endif
  56
  57   // Make a menubar
  58   wxMenu *file_menu = new wxMenu;
  59
  60   file_menu->Append(SASHTEST_NEW_WINDOW, wxT("&New window"));
  61   file_menu->Append(SASHTEST_TOGGLE_WINDOW, wxT("&Toggle window"));
  62   file_menu->Append(SASHTEST_QUIT, wxT("&Exit"));
  63
  64   wxMenu *help_menu = new wxMenu;
  65   help_menu->Append(SASHTEST_ABOUT, wxT("&About"));
  66
  67   wxMenuBar *menu_bar = new wxMenuBar;
  68
  69   menu_bar->Append(file_menu, wxT("&File"));
  70   menu_bar->Append(help_menu, wxT("&Help"));
  71
  72   // Associate the menu bar with the frame
  73   frame->SetMenuBar(menu_bar);
  74
  75 #if wxUSE_STATUSBAR
  76   frame->CreateStatusBar();
  77 #endif // wxUSE_STATUSBAR
  78
  79   frame->Show(true);
  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(*wxRED);
 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(*wxBLUE);
 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(*wxGREEN);
 135   win->SetSashVisible(wxSASH_RIGHT, true);
 136   win->SetExtraBorderSize(10);
 137
 138   wxTextCtrl* textWindow = new wxTextCtrl(win, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize,
 139         wxTE_MULTILINE|wxSUNKEN_BORDER);
 140 //        wxTE_MULTILINE|wxNO_BORDER);
 141   textWindow->SetValue(wxT("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(wxT("wxWidgets 2.0 Sash Demo\nAuthor: Julian Smart (c) 1998"), wxT("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 #if wxUSE_MDI_ARCHITECTURE
 179     wxLayoutAlgorithm layout;
 180     layout.LayoutMDIFrame(this);
 181 #endif // wxUSE_MDI_ARCHITECTURE
 182 }
 183
 184 void MyFrame::OnSashDrag(wxSashEvent& event)
 185 {
 186     if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
 187         return;
 188
 189     switch (event.GetId())
 190     {
 191         case ID_WINDOW_TOP:
 192         {
 193             m_topWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 194             break;
 195         }
 196         case ID_WINDOW_LEFT1:
 197         {
 198             m_leftWindow1->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 199             break;
 200         }
 201         case ID_WINDOW_LEFT2:
 202         {
 203             m_leftWindow2->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
 204             break;
 205         }
 206         case ID_WINDOW_BOTTOM:
 207         {
 208             m_bottomWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
 209             break;
 210         }
 211     }
 212
 213 #if wxUSE_MDI_ARCHITECTURE
 214     wxLayoutAlgorithm layout;
 215     layout.LayoutMDIFrame(this);
 216 #endif // wxUSE_MDI_ARCHITECTURE
 217
 218     // Leaves bits of itself behind sometimes
 219     GetClientWindow()->Refresh();
 220 }
 221
 222 void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event))
 223 {
 224       // Make another frame, containing a canvas
 225       MyChild *subframe = new MyChild(frame, wxT("Canvas Frame"),
 226                                       wxPoint(10, 10), wxSize(300, 300),
 227                                       wxDEFAULT_FRAME_STYLE |
 228                                       wxNO_FULL_REPAINT_ON_RESIZE);
 229
 230       subframe->SetTitle(wxString::Format(wxT("Canvas Frame %d"), winNumber));
 231       winNumber ++;
 232
 233       // Give it an icon (this is ignored in MDI mode: uses resources)
 234 #ifdef __WXMSW__
 235       subframe->SetIcon(wxIcon(wxT("sashtest_icn")));
 236 #endif
 237
 238 #if wxUSE_STATUSBAR
 239       // Give it a status line
 240       subframe->CreateStatusBar();
 241 #endif // wxUSE_STATUSBAR
 242
 243       // Make a menubar
 244       wxMenu *file_menu = new wxMenu;
 245
 246       file_menu->Append(SASHTEST_NEW_WINDOW, wxT("&New window"));
 247       file_menu->Append(SASHTEST_CHILD_QUIT, wxT("&Close child"));
 248       file_menu->Append(SASHTEST_QUIT, wxT("&Exit"));
 249
 250       wxMenu *option_menu = new wxMenu;
 251
 252       // Dummy option
 253       option_menu->Append(SASHTEST_REFRESH, wxT("&Refresh picture"));
 254
 255       wxMenu *help_menu = new wxMenu;
 256       help_menu->Append(SASHTEST_ABOUT, wxT("&About"));
 257
 258       wxMenuBar *menu_bar = new wxMenuBar;
 259
 260       menu_bar->Append(file_menu, wxT("&File"));
 261       menu_bar->Append(option_menu, wxT("&Options"));
 262       menu_bar->Append(help_menu, wxT("&Help"));
 263
 264       // Associate the menu bar with the frame
 265       subframe->SetMenuBar(menu_bar);
 266
 267       int width, height;
 268       subframe->GetClientSize(&width, &height);
 269       MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height));
 270       canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
 271       subframe->canvas = canvas;
 272
 273       // Give it scrollbars
 274       canvas->SetScrollbars(20, 20, 50, 50);
 275
 276       subframe->Show(true);
 277 }
 278
 279 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 280     EVT_MOUSE_EVENTS(MyCanvas::OnEvent)
 281 END_EVENT_TABLE()
 282
 283 // Define a constructor for my canvas
 284 MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size)
 285         : wxScrolledWindow(parent, wxID_ANY, pos, size,
 286                            wxSUNKEN_BORDER | wxNO_FULL_REPAINT_ON_RESIZE)
 287 {
 288     SetBackgroundColour(* wxWHITE);
 289 }
 290
 291 // Define the repainting behaviour
 292 void MyCanvas::OnDraw(wxDC& dc)
 293 {
 294     dc.SetFont(*wxSWISS_FONT);
 295     dc.SetPen(*wxGREEN_PEN);
 296     dc.DrawLine(0, 0, 200, 200);
 297     dc.DrawLine(200, 0, 0, 200);
 298
 299     dc.SetBrush(*wxCYAN_BRUSH);
 300     dc.SetPen(*wxRED_PEN);
 301     dc.DrawRectangle(100, 100, 100, 50);
 302     dc.DrawRoundedRectangle(150, 150, 100, 50, 20);
 303
 304     dc.DrawEllipse(250, 250, 100, 50);
 305 #if wxUSE_SPLINES
 306     dc.DrawSpline(50, 200, 50, 100, 200, 10);
 307 #endif // wxUSE_SPLINES
 308     dc.DrawLine(50, 230, 200, 230);
 309     dc.DrawText(wxT("This is a test string"), 50, 230);
 310
 311     wxPoint points[3];
 312     points[0].x = 200; points[0].y = 300;
 313     points[1].x = 100; points[1].y = 400;
 314     points[2].x = 300; points[2].y = 400;
 315
 316     dc.DrawPolygon(3, points);
 317 }
 318
 319 // This implements a tiny doodling program! Drag the mouse using
 320 // the left button.
 321 void MyCanvas::OnEvent(wxMouseEvent& event)
 322 {
 323   wxClientDC dc(this);
 324   PrepareDC(dc);
 325
 326   wxPoint pt(event.GetLogicalPosition(dc));
 327
 328   if (xpos > -1 && ypos > -1 && event.Dragging())
 329   {
 330     dc.SetPen(*wxBLACK_PEN);
 331     dc.DrawLine(xpos, ypos, pt.x, pt.y);
 332   }
 333   xpos = pt.x;
 334   ypos = pt.y;
 335 }
 336
 337 void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
 338 {
 339 #if wxUSE_MDI_ARCHITECTURE
 340     wxLayoutAlgorithm layout;
 341     layout.LayoutMDIFrame(this);
 342 #endif // wxUSE_MDI_ARCHITECTURE
 343 }
 344
 345 // Note that SASHTEST_NEW_WINDOW and SASHTEST_ABOUT commands get passed
 346 // to the parent window for processing, so no need to
 347 // duplicate event handlers here.
 348
 349 BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame)
 350   EVT_MENU(SASHTEST_CHILD_QUIT, MyChild::OnQuit)
 351 END_EVENT_TABLE()
 352
 353 MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
 354 const long style):
 355   wxMDIChildFrame(parent, wxID_ANY, title, pos, size, style)
 356 {
 357   canvas = NULL;
 358   my_children.Append(this);
 359 }
 360
 361 MyChild::~MyChild(void)
 362 {
 363   my_children.DeleteObject(this);
 364 }
 365
 366 void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event))
 367 {
 368       Close(true);
 369 }
 370
 371 void MyChild::OnActivate(wxActivateEvent& event)
 372 {
 373   if (event.GetActive() && canvas)
 374     canvas->SetFocus();
 375 }