extended.cpp

很牛的GUI源码wxWidgets-2.8.0.zip 可在多种平台下运行.

/////////////////////////////////////////////////////////////////////////////
// Name:        expended.cpp
// Purpose:     Layout/foldpanelbar sample
// Author:      Jorgen Bodde
// Modified by:
// Created:     24/07/2004
// Copyright:   (c) Jorgen Bodde based upon FoldPanelBarTest (c) Julian Smart
// 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 "wx/spinctrl.h"
#include "wx/slider.h"

#include "sample.xpm"

#include "extended.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, wxID_ANY, _T("FoldPanelBar Extended Demo"), wxDefaultPosition, wxSize(500, 600),
                        wxDEFAULT_FRAME_STYLE |
                        wxNO_FULL_REPAINT_ON_RESIZE |
                        wxHSCROLL | wxVSCROLL);

    frame->SetIcon(wxIcon(sample_xpm));

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

    frame->CreateStatusBar();

    frame->Show(true);

    SetTopWindow(frame);

    return true;
}

BEGIN_EVENT_TABLE(MyFrame, wxMDIParentFrame)
    EVT_MENU(FPBTEST_ABOUT, MyFrame::OnAbout)
    EVT_MENU(FPBTEST_NEW_WINDOW, MyFrame::OnNewWindow)
    EVT_SIZE(MyFrame::OnSize)
    EVT_MENU(FPBTEST_QUIT, MyFrame::OnQuit)
    EVT_MENU(FPBTEST_TOGGLE_WINDOW, MyFrame::OnToggleWindow)
    EVT_SASH_DRAGGED_RANGE(ID_WINDOW_TOP, ID_WINDOW_BOTTOM, MyFrame::OnFoldPanelBarDrag)
    EVT_MENU(FPB_BOTTOM_STICK, MyFrame::OnCreateBottomStyle)
    EVT_MENU(FPB_SINGLE_FOLD, MyFrame::OnCreateNormalStyle)
    EVT_BUTTON(ID_COLLAPSEME, MyFrame::OnCollapseMe)
    EVT_BUTTON(ID_APPLYTOALL, MyFrame::OnExpandMe)
    EVT_SCROLL(MyFrame::OnSlideColour)
    EVT_RADIOBUTTON(ID_USE_HGRADIENT, MyFrame::OnStyleChange)
    EVT_RADIOBUTTON(ID_USE_VGRADIENT, MyFrame::OnStyleChange)
    EVT_RADIOBUTTON(ID_USE_SINGLE, MyFrame::OnStyleChange)
    EVT_RADIOBUTTON(ID_USE_RECTANGLE, MyFrame::OnStyleChange)
    EVT_RADIOBUTTON(ID_USE_FILLED_RECTANGLE, MyFrame::OnStyleChange)
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)
  , m_flags(0)
{
    m_leftWindow1 = new wxSashLayoutWindow(this, ID_WINDOW_LEFT1,
                                wxDefaultPosition, wxSize(200, 30),
                                wxNO_BORDER | wxSW_3D | wxCLIP_CHILDREN);

    m_leftWindow1->SetDefaultSize(wxSize(160, 1000));
    m_leftWindow1->SetOrientation(wxLAYOUT_VERTICAL);
    m_leftWindow1->SetAlignment(wxLAYOUT_LEFT);
    m_leftWindow1->SetSashVisible(wxSASH_RIGHT, true);
    m_leftWindow1->SetExtraBorderSize(0);

    m_pnl = NULL;
    ReCreateFoldPanel(0);
}

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

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

void MyFrame::OnToggleWindow(wxCommandEvent& WXUNUSED(event))
{
    m_leftWindow1->Show(!m_leftWindow1->IsShown());
#if wxUSE_MDI_ARCHITECTURE
    wxLayoutAlgorithm layout;
    layout.LayoutMDIFrame(this);
#endif // wxUSE_MDI_ARCHITECTURE
}

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

    if(event.GetId() == ID_WINDOW_LEFT1)
        m_leftWindow1->SetDefaultSize(wxSize(event.GetDragRect().width, 1000));

#if wxUSE_MDI_ARCHITECTURE
    wxLayoutAlgorithm layout;
    layout.LayoutMDIFrame(this);
#endif // wxUSE_MDI_ARCHITECTURE

    // 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, _T("Canvas Frame"),
                                    wxPoint(10, 10), wxSize(300, 300),
                                    wxDEFAULT_FRAME_STYLE |
                                    wxNO_FULL_REPAINT_ON_RESIZE);

    subframe->SetTitle(wxString::Format(_T("Canvas Frame %d"), winNumber));
    winNumber ++;

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

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

    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);
}

void MyFrame::ReCreateFoldPanel(int fpb_flags)
{
    // delete earlier panel
    m_leftWindow1->DestroyChildren();

    // recreate the foldpanelbar

    m_pnl = new wxFoldPanelBar(m_leftWindow1, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxFPB_DEFAULT_STYLE, fpb_flags);

    wxFoldPanel item = m_pnl->AddFoldPanel(_T("Caption colours"), false);

    m_pnl->AddFoldPanelWindow(item, new wxStaticText(item.GetParent(), wxID_ANY, _T("Adjust the first colour")),
                              wxFPB_ALIGN_WIDTH, 5, 20);

    // RED color spin control
    m_rslider1 = new wxSlider(item.GetParent(), wxID_ANY, 0, 0, 255);
    m_pnl->AddFoldPanelWindow(item, m_rslider1, wxFPB_ALIGN_WIDTH,
                              2, 20);

    // GREEN color spin control
    m_gslider1 = new wxSlider(item.GetParent(), wxID_ANY, 0, 0, 255);
    m_pnl->AddFoldPanelWindow(item, m_gslider1, wxFPB_ALIGN_WIDTH,
                              0, 20);

    // BLUE color spin control
    m_bslider1 = new wxSlider(item.GetParent(), wxID_ANY, 0, 0, 255);
    m_pnl->AddFoldPanelWindow(item, m_bslider1, wxFPB_ALIGN_WIDTH,
                              0, 20);

    m_pnl->AddFoldPanelSeperator(item);

    m_pnl->AddFoldPanelWindow(item, new wxStaticText(item.GetParent(), wxID_ANY, _T("Adjust the second colour")),
                              wxFPB_ALIGN_WIDTH, 5, 20);

    // RED color spin control
    m_rslider2 = new wxSlider(item.GetParent(), wxID_ANY, 0, 0, 255);
    m_pnl->AddFoldPanelWindow(item, m_rslider2, wxFPB_ALIGN_WIDTH,
                              2, 20);

    // GREEN color spin control
    m_gslider2 = new wxSlider(item.GetParent(), wxID_ANY, 0, 0, 255);
    m_pnl->AddFoldPanelWindow(item, m_gslider2, wxFPB_ALIGN_WIDTH,
                              0, 20);

    // BLUE color spin control
    m_bslider2 = new wxSlider(item.GetParent(), wxID_ANY, 0, 0, 255);
    m_pnl->AddFoldPanelWindow(item, m_bslider2, wxFPB_ALIGN_WIDTH,
                              0, 20);

    m_pnl->AddFoldPanelSeperator(item);

    m_btn = new wxButton(item.GetParent(), ID_APPLYTOALL, _T("Apply to all"));
    m_pnl->AddFoldPanelWindow(item, m_btn);

    // read back current gradients and set the sliders
    // for the colour which is now taken as default

    wxCaptionBarStyle style = m_pnl->GetCaptionStyle(item);
    wxColour col = style.GetFirstColour();
    m_rslider1->SetValue(col.Red());
    m_gslider1->SetValue(col.Green());
    m_bslider1->SetValue(col.Blue());

    col = style.GetSecondColour();
    m_rslider2->SetValue(col.Red());
    m_gslider2->SetValue(col.Green());
    m_bslider2->SetValue(col.Blue());

    // put down some caption styles from which the user can
    // select to show how the current or all caption bars will look like

    item = m_pnl->AddFoldPanel(_T("Caption style"), false);

    wxRadioButton *currStyle =  new wxRadioButton(item.GetParent(), ID_USE_VGRADIENT, _T("&Vertical gradient"));
    m_pnl->AddFoldPanelWindow(item, currStyle,  wxFPB_ALIGN_WIDTH, wxFPB_DEFAULT_SPACING, 10);
    currStyle->SetValue(true);

    m_pnl->AddFoldPanelWindow(item, new wxRadioButton(item.GetParent(), ID_USE_HGRADIENT, _T("&Horizontal gradient")),
                              wxFPB_ALIGN_WIDTH, wxFPB_DEFAULT_SPACING, 10);
    m_pnl->AddFoldPanelWindow(item, new wxRadioButton(item.GetParent(), ID_USE_SINGLE, _T("&Single colour")),
                              wxFPB_ALIGN_WIDTH, wxFPB_DEFAULT_SPACING, 10);
    m_pnl->AddFoldPanelWindow(item, new wxRadioButton(item.GetParent(), ID_USE_RECTANGLE, _T("&Rectangle box")),
                              wxFPB_ALIGN_WIDTH, wxFPB_DEFAULT_SPACING, 10);
    m_pnl->AddFoldPanelWindow(item, new wxRadioButton(item.GetParent(), ID_USE_FILLED_RECTANGLE, _T("&Filled rectangle box")),
                              wxFPB_ALIGN_WIDTH, wxFPB_DEFAULT_SPACING, 10);

    m_pnl->AddFoldPanelSeperator(item);

    m_single = new wxCheckBox(item.GetParent(), wxID_ANY, _T("&Only this caption"));
    m_pnl->AddFoldPanelWindow(item, m_single, wxFPB_ALIGN_WIDTH, wxFPB_DEFAULT_SPACING, 10);


    // one more panel to finish it

    wxCaptionBarStyle cs;
    cs.SetCaptionStyle(wxCAPTIONBAR_RECTANGLE);

    item = m_pnl->AddFoldPanel(_T("Misc stuff"), true, cs);

    m_pnl->AddFoldPanelWindow(item, new wxButton(item.GetParent(), ID_COLLAPSEME, _T("Collapse All")));