74b31181b3
selected, combination of them) for the tree control (and doc'd it) 2. removed code which was sending extra event if wxFrame::SetSize() was used 3. important changes to wxWizard interface 4. small compilation corrections git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3756 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
438 lines
12 KiB
C++
438 lines
12 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: mdi.cpp
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// Purpose: MDI sample
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart and Markus Holzem
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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// ===========================================================================
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// declarations
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// ===========================================================================
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// ---------------------------------------------------------------------------
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// headers
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// ---------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#include "wx/mdi.h"
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#endif
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#include <wx/toolbar.h>
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#if defined(__WXGTK__) || defined(__WXMOTIF__)
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#include "mondrian.xpm"
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#include "bitmaps/new.xpm"
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#include "bitmaps/open.xpm"
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#include "bitmaps/save.xpm"
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#include "bitmaps/copy.xpm"
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#include "bitmaps/cut.xpm"
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#include "bitmaps/paste.xpm"
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#include "bitmaps/print.xpm"
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#include "bitmaps/help.xpm"
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#endif
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#include "mdi.h"
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IMPLEMENT_APP(MyApp)
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// ---------------------------------------------------------------------------
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// global variables
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// ---------------------------------------------------------------------------
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MyFrame *frame = (MyFrame *) NULL;
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wxList my_children;
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// For drawing lines in a canvas
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static long xpos = -1;
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static long ypos = -1;
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static int gs_nFrames = 0;
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// ---------------------------------------------------------------------------
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// event tables
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// ---------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame)
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EVT_MENU(MDI_ABOUT, MyFrame::OnAbout)
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EVT_MENU(MDI_NEW_WINDOW, MyFrame::OnNewWindow)
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EVT_MENU(MDI_QUIT, MyFrame::OnQuit)
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EVT_CLOSE(MyFrame::OnClose)
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EVT_SIZE(MyFrame::OnSize)
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END_EVENT_TABLE()
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// Note that MDI_NEW_WINDOW and MDI_ABOUT commands get passed
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// to the parent window for processing, so no need to
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// duplicate event handlers here.
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BEGIN_EVENT_TABLE(MyChild, wxMDIChildFrame)
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EVT_MENU(MDI_CHILD_QUIT, MyChild::OnQuit)
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EVT_MENU(MDI_REFRESH, MyChild::OnRefresh)
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EVT_CLOSE(MyChild::OnClose)
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END_EVENT_TABLE()
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BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
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EVT_MOUSE_EVENTS(MyCanvas::OnEvent)
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END_EVENT_TABLE()
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// ===========================================================================
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// implementation
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// ===========================================================================
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// ---------------------------------------------------------------------------
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// MyApp
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// ---------------------------------------------------------------------------
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// Initialise this in OnInit, not statically
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bool MyApp::OnInit()
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{
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// Create the main frame window
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frame = new MyFrame((wxFrame *)NULL, -1, "MDI Demo",
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wxPoint(-1, -1), wxSize(500, 400),
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wxDEFAULT_FRAME_STYLE | wxHSCROLL | wxVSCROLL);
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// Give it an icon
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#ifdef __WXMSW__
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frame->SetIcon(wxIcon("mdi_icn"));
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#else
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frame->SetIcon(wxIcon( mondrian_xpm ));
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#endif
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// Make a menubar
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wxMenu *file_menu = new wxMenu;
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file_menu->Append(MDI_NEW_WINDOW, "&New window", "Create a new child window");
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file_menu->Append(MDI_QUIT, "&Exit", "Quit the program");
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wxMenu *help_menu = new wxMenu;
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help_menu->Append(MDI_ABOUT, "&About");
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wxMenuBar *menu_bar = new wxMenuBar;
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menu_bar->Append(file_menu, "&File");
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menu_bar->Append(help_menu, "&Help");
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// Associate the menu bar with the frame
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frame->SetMenuBar(menu_bar);
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frame->CreateStatusBar();
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frame->Show(TRUE);
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SetTopWindow(frame);
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return TRUE;
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}
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// ---------------------------------------------------------------------------
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// MyFrame
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// ---------------------------------------------------------------------------
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// Define my frame constructor
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MyFrame::MyFrame(wxWindow *parent,
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const wxWindowID id,
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const wxString& title,
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const wxPoint& pos,
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const wxSize& size,
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const long style)
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: wxMDIParentFrame(parent, id, title, pos, size, style)
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{
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textWindow = new wxTextCtrl(this, -1, "A help window",
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wxDefaultPosition, wxDefaultSize,
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wxTE_MULTILINE | wxSUNKEN_BORDER);
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CreateToolBar(wxNO_BORDER | wxTB_FLAT | wxTB_HORIZONTAL);
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InitToolBar(GetToolBar());
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// Accelerators
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wxAcceleratorEntry entries[3];
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entries[0].Set(wxACCEL_CTRL, (int) 'N', MDI_NEW_WINDOW);
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entries[1].Set(wxACCEL_CTRL, (int) 'X', MDI_QUIT);
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entries[2].Set(wxACCEL_CTRL, (int) 'A', MDI_ABOUT);
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wxAcceleratorTable accel(3, entries);
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SetAcceleratorTable(accel);
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}
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void MyFrame::OnClose(wxCloseEvent& event)
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{
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if ( event.CanVeto() && (gs_nFrames > 0) )
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{
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wxString msg;
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msg.Printf(_T("%d windows still open, close anyhow?"), gs_nFrames);
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if ( wxMessageBox(msg, "Please confirm",
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wxICON_QUESTION | wxYES_NO) != wxYES )
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{
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event.Veto();
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return;
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}
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}
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event.Skip();
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}
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void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
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{
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Close();
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}
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void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
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{
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(void)wxMessageBox("wxWindows 2.0 MDI Demo\n"
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"Author: Julian Smart (c) 1997\n"
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"Usage: mdi.exe", "About MDI Demo");
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}
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void MyFrame::OnNewWindow(wxCommandEvent& WXUNUSED(event) )
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{
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// Make another frame, containing a canvas
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MyChild *subframe = new MyChild(frame, "Canvas Frame",
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wxPoint(-1, -1), wxSize(-1, -1),
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wxDEFAULT_FRAME_STYLE);
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wxString title;
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title.Printf(_T("Canvas Frame %d"), ++gs_nFrames);
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subframe->SetTitle(title);
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// Give it an icon
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#ifdef __WXMSW__
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subframe->SetIcon(wxIcon("chrt_icn"));
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#else
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subframe->SetIcon(wxIcon( mondrian_xpm ));
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#endif
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// Make a menubar
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wxMenu *file_menu = new wxMenu;
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file_menu->Append(MDI_NEW_WINDOW, "&New window");
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file_menu->Append(MDI_CHILD_QUIT, "&Close child", "Close this window");
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file_menu->Append(MDI_QUIT, "&Exit");
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wxMenu *option_menu = new wxMenu;
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// Dummy option
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option_menu->Append(MDI_REFRESH, "&Refresh picture");
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wxMenu *help_menu = new wxMenu;
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help_menu->Append(MDI_ABOUT, "&About");
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wxMenuBar *menu_bar = new wxMenuBar;
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menu_bar->Append(file_menu, "&File");
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menu_bar->Append(option_menu, "&Options");
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menu_bar->Append(help_menu, "&Help");
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// Associate the menu bar with the frame
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subframe->SetMenuBar(menu_bar);
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int width, height;
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subframe->GetClientSize(&width, &height);
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MyCanvas *canvas = new MyCanvas(subframe, wxPoint(0, 0), wxSize(width, height));
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canvas->SetCursor(wxCursor(wxCURSOR_PENCIL));
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subframe->canvas = canvas;
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// Give it scrollbars
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canvas->SetScrollbars(20, 20, 50, 50);
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subframe->CreateStatusBar();
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subframe->SetStatusText(title);
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subframe->Show(TRUE);
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}
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void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event))
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{
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int w, h;
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GetClientSize(&w, &h);
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textWindow->SetSize(0, 0, 200, h);
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GetClientWindow()->SetSize(200, 0, w - 200, h);
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}
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void MyFrame::InitToolBar(wxToolBar* toolBar)
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{
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wxBitmap* bitmaps[8];
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#ifdef __WXMSW__
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bitmaps[0] = new wxBitmap("icon1", wxBITMAP_TYPE_RESOURCE);
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bitmaps[1] = new wxBitmap("icon2", wxBITMAP_TYPE_RESOURCE);
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bitmaps[2] = new wxBitmap("icon3", wxBITMAP_TYPE_RESOURCE);
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bitmaps[3] = new wxBitmap("icon4", wxBITMAP_TYPE_RESOURCE);
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bitmaps[4] = new wxBitmap("icon5", wxBITMAP_TYPE_RESOURCE);
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bitmaps[5] = new wxBitmap("icon6", wxBITMAP_TYPE_RESOURCE);
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bitmaps[6] = new wxBitmap("icon7", wxBITMAP_TYPE_RESOURCE);
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bitmaps[7] = new wxBitmap("icon8", wxBITMAP_TYPE_RESOURCE);
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#else
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bitmaps[0] = new wxBitmap( new_xpm );
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bitmaps[1] = new wxBitmap( open_xpm );
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bitmaps[2] = new wxBitmap( save_xpm );
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bitmaps[3] = new wxBitmap( copy_xpm );
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bitmaps[4] = new wxBitmap( cut_xpm );
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bitmaps[5] = new wxBitmap( paste_xpm );
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bitmaps[6] = new wxBitmap( print_xpm );
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bitmaps[7] = new wxBitmap( help_xpm );
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#endif
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#ifdef __WXMSW__
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int width = 24;
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#else
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int width = 16;
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#endif
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int currentX = 5;
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toolBar->AddTool( MDI_NEW_WINDOW, *(bitmaps[0]), wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "New file");
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currentX += width + 5;
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toolBar->AddTool(1, *bitmaps[1], wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "Open file");
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currentX += width + 5;
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toolBar->AddTool(2, *bitmaps[2], wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "Save file");
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currentX += width + 5;
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toolBar->AddSeparator();
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toolBar->AddTool(3, *bitmaps[3], wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "Copy");
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currentX += width + 5;
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toolBar->AddTool(4, *bitmaps[4], wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "Cut");
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currentX += width + 5;
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toolBar->AddTool(5, *bitmaps[5], wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "Paste");
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currentX += width + 5;
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toolBar->AddSeparator();
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toolBar->AddTool(6, *bitmaps[6], wxNullBitmap, FALSE, currentX, -1, (wxObject *) NULL, "Print");
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currentX += width + 5;
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toolBar->AddSeparator();
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toolBar->AddTool(7, *bitmaps[7], wxNullBitmap, TRUE, currentX, -1, (wxObject *) NULL, "Help");
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toolBar->Realize();
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int i;
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for (i = 0; i < 8; i++)
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delete bitmaps[i];
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}
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// ---------------------------------------------------------------------------
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// MyCanvas
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// ---------------------------------------------------------------------------
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// Define a constructor for my canvas
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MyCanvas::MyCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size)
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: wxScrolledWindow(parent, -1, pos, size,
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wxSUNKEN_BORDER|wxVSCROLL|wxHSCROLL)
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{
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SetBackgroundColour(wxColour("WHITE"));
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m_dirty = FALSE;
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}
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// Define the repainting behaviour
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void MyCanvas::OnDraw(wxDC& dc)
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{
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dc.SetFont(*wxSWISS_FONT);
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dc.SetPen(*wxGREEN_PEN);
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dc.DrawLine(0, 0, 200, 200);
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dc.DrawLine(200, 0, 0, 200);
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dc.SetBrush(*wxCYAN_BRUSH);
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dc.SetPen(*wxRED_PEN);
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dc.DrawRectangle(100, 100, 100, 50);
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dc.DrawRoundedRectangle(150, 150, 100, 50, 20);
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dc.DrawEllipse(250, 250, 100, 50);
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dc.DrawSpline(50, 200, 50, 100, 200, 10);
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dc.DrawLine(50, 230, 200, 230);
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dc.DrawText("This is a test string", 50, 230);
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wxPoint points[3];
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points[0].x = 200; points[0].y = 300;
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points[1].x = 100; points[1].y = 400;
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points[2].x = 300; points[2].y = 400;
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dc.DrawPolygon(3, points);
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}
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// This implements a tiny doodling program! Drag the mouse using the left
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// button.
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void MyCanvas::OnEvent(wxMouseEvent& event)
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{
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wxClientDC dc(this);
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PrepareDC(dc);
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wxPoint pt(event.GetLogicalPosition(dc));
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if (xpos > -1 && ypos > -1 && event.Dragging())
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{
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dc.SetPen(*wxBLACK_PEN);
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dc.DrawLine(xpos, ypos, pt.x, pt.y);
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m_dirty = TRUE;
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}
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xpos = pt.x;
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ypos = pt.y;
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}
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// ---------------------------------------------------------------------------
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// MyChild
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// ---------------------------------------------------------------------------
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MyChild::MyChild(wxMDIParentFrame *parent, const wxString& title,
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const wxPoint& pos, const wxSize& size,
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const long style)
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: wxMDIChildFrame(parent, -1, title, pos, size, style)
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{
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canvas = (MyCanvas *) NULL;
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my_children.Append(this);
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}
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MyChild::~MyChild()
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{
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my_children.DeleteObject(this);
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}
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void MyChild::OnQuit(wxCommandEvent& WXUNUSED(event))
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{
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Close(TRUE);
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}
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void MyChild::OnRefresh(wxCommandEvent& event)
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{
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Refresh();
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}
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void MyChild::OnActivate(wxActivateEvent& event)
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{
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if ( event.GetActive() && canvas )
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canvas->SetFocus();
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}
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void MyChild::OnClose(wxCloseEvent& event)
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{
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if ( canvas && canvas->IsDirty() )
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{
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if ( wxMessageBox("Really close?", "Please confirm",
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wxICON_QUESTION | wxYES_NO) != wxYES )
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{
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event.Veto();
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return;
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}
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}
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gs_nFrames--;
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event.Skip();
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}
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