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[wxWidgets.git] / samples / sashtest / sashtest.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        sashtest.cpp
// Purpose:     Layout/sash sample
// Author:      Julian Smart
// Modified by:
// Created:     04/01/98
// RCS-ID:      $Id$
// Copyright:   (c) Julian Smart and Markus Holzem
// Licence:   	wxWindows license
/////////////////////////////////////////////////////////////////////////////

// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
#pragma hdrstop
#endif

#ifndef WX_PRECOMP
#include "wx/wx.h"
#include "wx/mdi.h"
#endif

#include <wx/toolbar.h>
#include <wx/laywin.h>

#include "sashtest.h"

MyFrame *frame = NULL;
wxList my_children;

IMPLEMENT_APP(MyApp)

// For drawing lines in a canvas
long xpos = -1;
long ypos = -1;

int winNumber = 1;

// Initialise this in OnInit, not statically
bool MyApp::OnInit(void)
{
  // Create the main frame window

  frame = new MyFrame(NULL, -1, "Sash Demo", wxPoint(0, 0), wxSize(500, 400),
   wxDEFAULT_FRAME_STYLE | wxHSCROLL | wxVSCROLL);

  // Give it an icon (this is ignored in MDI mode: uses resources)
#ifdef __WXMSW__
  frame->SetIcon(wxIcon("sashtest_icn"));
#endif
#ifdef __X__
  frame->SetIcon(wxIcon("sashtest.xbm"));
#endif

  // Make a menubar
  wxMenu *file_menu = new wxMenu;

  file_menu->Append(SASHTEST_NEW_WINDOW, "&New window");
  file_menu->Append(SASHTEST_TOGGLE_WINDOW, "&Toggle window");
  file_menu->Append(SASHTEST_QUIT, "&Exit");

  wxMenu *help_menu = new wxMenu;
  help_menu->Append(SASHTEST_ABOUT, "&About");

  wxMenuBar *menu_bar = new wxMenuBar;

  menu_bar->Append(file_menu, "&File");
  menu_bar->Append(help_menu, "&Help");

  // Associate the menu bar with the frame
  frame->SetMenuBar(menu_bar);

  frame->CreateStatusBar();

  frame->Show(TRUE);

  SetTopWindow(frame);

  return TRUE;
}

BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame)
    EVT_MENU(SASHTEST_ABOUT, MyFrame::OnAbout)
    EVT_MENU(SASHTEST_NEW_WINDOW, MyFrame::OnNewWindow)
    EVT_SIZE(MyFrame::OnSize)
    EVT_MENU(SASHTEST_QUIT, MyFrame::OnQuit)
    EVT_MENU(SASHTEST_TOGGLE_WINDOW, MyFrame::OnToggleWindow)
    EVT_SASH_DRAGGED_RANGE(ID_WINDOW_TOP, ID_WINDOW_BOTTOM, MyFrame::OnSashDrag)
END_EVENT_TABLE()


// Define my frame constructor
MyFrame::MyFrame(wxWindow *parent, const wxWindowID id, const wxString& title, const wxPoint& pos, const wxSize& size,
	const long style):
  wxMDIParentFrame(parent, id, title, pos, size, style)
{
  // Create some dummy layout windows

  // A window like a toolbar
  wxSashLayoutWindow* win = new wxSashLayoutWindow(this, ID_WINDOW_TOP, wxDefaultPosition, wxSize(200, 30), wxNO_BORDER|wxSW_3D);
  win->SetDefaultSize(wxSize(1000, 30));
  win->SetOrientation(wxLAYOUT_HORIZONTAL);
  win->SetAlignment(wxLAYOUT_TOP);
  win->SetBackgroundColour(wxColour(255, 0, 0));
  win->SetSashVisible(wxSASH_BOTTOM, TRUE);

  m_topWindow = win;

  // A window like a statusbar
  win = new wxSashLayoutWindow(this, ID_WINDOW_BOTTOM, wxDefaultPosition, wxSize(200, 30), wxNO_BORDER|wxSW_3D);
  win->SetDefaultSize(wxSize(1000, 30));
  win->SetOrientation(wxLAYOUT_HORIZONTAL);
  win->SetAlignment(wxLAYOUT_BOTTOM);
  win->SetBackgroundColour(wxColour(0, 0, 255));
  win->SetSashVisible(wxSASH_TOP, TRUE);

  m_bottomWindow = win;

  // A window to the left of the client window
  win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT1, wxDefaultPosition, wxSize(200, 30), wxNO_BORDER|wxSW_3D);
  win->SetDefaultSize(wxSize(120, 1000));
  win->SetOrientation(wxLAYOUT_VERTICAL);
  win->SetAlignment(wxLAYOUT_LEFT);
  win->SetBackgroundColour(wxColour(0, 255, 0));
  win->SetSashVisible(wxSASH_RIGHT, TRUE);
  win->SetExtraBorderSize(10);

  wxTextCtrl* textWindow = new wxTextCtrl(win, -1, "", wxDefaultPosition, wxDefaultSize,
        wxTE_MULTILINE|wxSUNKEN_BORDER);
//        wxTE_MULTILINE|wxNO_BORDER);
  textWindow->SetValue("A help window");

  m_leftWindow1 = win;

  // Another window to the left of the client window
  win = new wxSashLayoutWindow(this, ID_WINDOW_LEFT2, wxDefaultPosition, wxSize(200, 30), wxNO_BORDER|wxSW_3D);
  win->SetDefaultSize(wxSize(120, 1000));
  win->SetOrientation(wxLAYOUT_VERTICAL);
  win->SetAlignment(wxLAYOUT_LEFT);
  win->SetBackgroundColour(wxColour(0, 255, 255));
  win->SetSashVisible(wxSASH_RIGHT, TRUE);

  m_leftWindow2 = win;
}

void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
      Close(TRUE);
}

void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
      (void)wxMessageBox("wxWindows 2.0 Sash Demo\nAuthor: Julian Smart (c) 1998", "About Sash Demo");
}

void MyFrame::OnToggleWindow(wxCommandEvent& WXUNUSED(event))
{
    if (m_leftWindow1->IsShown())
    {
        m_leftWindow1->Show(FALSE);
    }
    else
    {
        m_leftWindow1->Show(TRUE);
    }
    wxLayoutAlgorithm layout;
    layout.LayoutMDIFrame(this);
}

void MyFrame::OnSashDrag(wxSashEvent& event)
{
    if (event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE)
        return;

    switch (event.GetId())
    {
        case ID_WINDOW_TOP:
        {
            m_topWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
            break;
        }
        case ID_WINDOW_LEFT1:
        {
            m_leftWindow1->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
            break;
        }
        case ID_WINDOW_LEFT2:
        {
            m_leftWindow2->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));
            break;
        }
        case ID_WINDOW_BOTTOM:
        {
            m_bottomWindow->SetDefaultSize(wxSize(1000, event.GetDragRect().height));
            break;
        }
    }
    wxLayoutAlgorithm layout;
    layout.LayoutMDIFrame(this);

    // Leaves bits of itself behind sometimes
    GetClientWindow()->Refresh();
}

void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event))
{
      // Make another frame, containing a canvas
      MyChild *subframe = new MyChild(frame, "Canvas Frame", wxPoint(10, 10), wxSize(300, 300),
                             wxDEFAULT_FRAME_STYLE);

      char titleBuf[100];
      sprintf(titleBuf, "Canvas Frame %d", winNumber);
      subframe->SetTitle(titleBuf);
      winNumber ++;

      // Give it an icon (this is ignored in MDI mode: uses resources)
#ifdef __WXMSW__
      subframe->SetIcon(wxIcon("sashtest_icn"));
#endif

      // Give it a status line
      subframe->CreateStatusBar();

      // Make a menubar
      wxMenu *file_menu = new wxMenu;

      file_menu->Append(SASHTEST_NEW_WINDOW, "&New window");
      file_menu->Append(SASHTEST_CHILD_QUIT, "&Close child");
      file_menu->Append(SASHTEST_QUIT, "&Exit");

      wxMenu *option_menu = new wxMenu;

      // Dummy option
      option_menu->Append(SASHTEST_REFRESH, "&Refresh picture");

      wxMenu *help_menu = new wxMenu;
      help_menu->Append(SASHTEST_ABOUT, "&About");

      wxMenuBar *menu_bar = new wxMenuBar;

      menu_bar->Append(file_menu, "&File");
      menu_bar->Append(option_menu, "&Options");
      menu_bar->Append(help_menu, "&Help");

      // Associate the menu bar with the frame
      subframe->SetMenuBar(menu_bar);

      int width, height;
      subframe->GetClientSize(&width, &height);
      MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height));
      canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
      subframe->canvas = canvas;

      // Give it scrollbars
      canvas->SetScrollbars(20, 20, 50, 50);

      subframe->Show(TRUE);
}

BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
	EVT_MOUSE_EVENTS(MyCanvas::OnEvent)
END_EVENT_TABLE()

// Define a constructor for my canvas
MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size):
 wxScrolledWindow(parent, -1, pos, size, wxSUNKEN_BORDER)
{
}

// Define the repainting behaviour
void MyCanvas::OnDraw(wxDC& dc)
{
  dc.SetFont(*wxSWISS_FONT);
  dc.SetPen(*wxGREEN_PEN);
  dc.DrawLine(0, 0, 200, 200);
  dc.DrawLine(200, 0, 0, 200);

  dc.SetBrush(*wxCYAN_BRUSH);
  dc.SetPen(*wxRED_PEN);
  dc.DrawRectangle(100, 100, 100, 50);
  dc.DrawRoundedRectangle(150, 150, 100, 50, 20);

  dc.DrawEllipse(250, 250, 100, 50);
  dc.DrawSpline(50, 200, 50, 100, 200, 10);
  dc.DrawLine(50, 230, 200, 230);
  dc.DrawText("This is a test string", 50, 230);

  wxPoint points[3];
  points[0].x = 200; points[0].y = 300;
  points[1].x = 100; points[1].y = 400;
  points[2].x = 300; points[2].y = 400;
  
  dc.DrawPolygon(3, points);
}

// This implements a tiny doodling program! Drag the mouse using
// the left button.
void MyCanvas::OnEvent(wxMouseEvent& event)
{
  wxClientDC dc(this);
  PrepareDC(dc);

  wxPoint pt(event.GetLogicalPosition(dc));

  if (xpos > -1 && ypos > -1 && event.Dragging())
  {
    dc.SetPen(*wxBLACK_PEN);
    dc.DrawLine(xpos, ypos, pt.x, pt.y);
  }
  xpos = pt.x;
  ypos = pt.y;
}

void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
{
    wxLayoutAlgorithm layout;
    layout.LayoutMDIFrame(this);
}

// Note that SASHTEST_NEW_WINDOW and SASHTEST_ABOUT commands get passed
// to the parent window for processing, so no need to
// duplicate event handlers here.

BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame)
  EVT_MENU(SASHTEST_CHILD_QUIT, MyChild::OnQuit)
END_EVENT_TABLE()

MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title, const wxPoint& pos, const wxSize& size,
const long style):
  wxMDIChildFrame(parent, -1, title, pos, size, style)
{
  canvas = NULL;
  my_children.Append(this);
}

MyChild::~MyChild(void)
{
  my_children.DeleteObject(this);
}

void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event))
{
      Close(TRUE);
}

void MyChild::OnActivate(wxActivateEvent& event)
{
  if (event.GetActive() && canvas)
    canvas->SetFocus();
}