wxWidgets/samples/checklst/checklst.cpp
Mattia Barbon 4693b20c75 Unicode compilation fixes.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11661 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2001-09-21 20:21:44 +00:00

294 lines
7.9 KiB
C++
Raw Blame History

///////////////////////////////////////////////////////////////////////////////
// Name: checklst.cpp
// Purpose: wxCheckListBox sample
// Author: Vadim Zeitlin
// Modified by:
// Created: 13.11.97
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows license
///////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
//#pragma implementation
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#ifdef __WXMSW__
#include "wx/ownerdrw.h"
#endif
#include "wx/log.h"
#include "wx/sizer.h"
#include "wx/menuitem.h"
#include "wx/checklst.h"
// Define a new application type
class CheckListBoxApp: public wxApp
{
public:
bool OnInit();
};
// Define a new frame type
class CheckListBoxFrame : public wxFrame
{
public:
// ctor & dtor
CheckListBoxFrame(wxFrame *frame, const char *title,
int x, int y, int w, int h);
~CheckListBoxFrame();
// notifications
void OnQuit (wxCommandEvent& event);
void OnAbout (wxCommandEvent& event);
void OnListboxSelect (wxCommandEvent& event);
void OnCheckboxToggle (wxCommandEvent& event);
void OnListboxDblClick(wxCommandEvent& event);
void OnButtonUp (wxCommandEvent& event);
void OnButtonDown (wxCommandEvent& event);
private:
void OnButtonMove(bool up);
void AdjustColour(size_t index);
wxCheckListBox *m_pListBox;
DECLARE_EVENT_TABLE()
};
enum
{
Menu_Quit = 1,
Control_First = 1000,
Control_Listbox,
Btn_Up,
Btn_Down
};
BEGIN_EVENT_TABLE(CheckListBoxFrame, wxFrame)
EVT_MENU(Menu_Quit, CheckListBoxFrame::OnQuit)
EVT_LISTBOX(Control_Listbox, CheckListBoxFrame::OnListboxSelect)
EVT_CHECKLISTBOX(Control_Listbox, CheckListBoxFrame::OnCheckboxToggle)
EVT_LISTBOX_DCLICK(Control_Listbox, CheckListBoxFrame::OnListboxDblClick)
EVT_BUTTON(Btn_Up, CheckListBoxFrame::OnButtonUp)
EVT_BUTTON(Btn_Down, CheckListBoxFrame::OnButtonDown)
END_EVENT_TABLE()
IMPLEMENT_APP(CheckListBoxApp);
// init our app: create windows
bool CheckListBoxApp::OnInit(void)
{
CheckListBoxFrame *pFrame = new CheckListBoxFrame
(
NULL,
"wxWindows Checklistbox Sample",
50, 50, 480, 320
);
SetTopWindow(pFrame);
return TRUE;
}
// main frame constructor
CheckListBoxFrame::CheckListBoxFrame(wxFrame *frame,
const char *title,
int x, int y, int w, int h)
: wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h))
{
// create the status line
const int widths[] = { -1, 60 };
CreateStatusBar(2);
SetStatusWidths(2, widths);
wxLogStatus(this, _T("no selection"));
// Make a menubar
wxMenu *file_menu = new wxMenu;
// construct submenu
file_menu->Append(Menu_Quit, "E&xit");
wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, "&File");
SetMenuBar(menu_bar);
// make a panel with some controls
wxPanel *panel = new wxPanel(this, -1, wxPoint(0, 0),
wxSize(400, 200), wxTAB_TRAVERSAL);
// check list box
static const char* aszChoices[] =
{
"Zeroth",
"First", "Second", "Third",
"Fourth", "Fifth", "Sixth",
"Seventh", "Eighth", "Nineth"
};
wxString *astrChoices = new wxString[WXSIZEOF(aszChoices)];
unsigned int ui;
for ( ui = 0; ui < WXSIZEOF(aszChoices); ui++ )
astrChoices[ui] = aszChoices[ui];
m_pListBox = new wxCheckListBox
(
panel, // parent
Control_Listbox, // control id
wxPoint(10, 10), // listbox poistion
wxSize(400, 100), // listbox size
WXSIZEOF(aszChoices), // number of strings
astrChoices // array of strings
);
//m_pListBox->SetBackgroundColour(*wxGREEN);
delete [] astrChoices;
// set grey background for every second entry
for ( ui = 0; ui < WXSIZEOF(aszChoices); ui += 2 ) {
AdjustColour(ui);
}
m_pListBox->Check(2);
// create buttons for moving the items around
wxButton *button1 = new wxButton(panel, Btn_Up, " &Up ", wxPoint(420, 90));
wxButton *button2 = new wxButton(panel, Btn_Down, "&Down", wxPoint(420, 120));
wxBoxSizer *mainsizer = new wxBoxSizer( wxVERTICAL );
mainsizer->Add( m_pListBox, 1, wxGROW|wxALL, 10 );
wxBoxSizer *bottomsizer = new wxBoxSizer( wxHORIZONTAL );
bottomsizer->Add( button1, 0, wxALL, 10 );
bottomsizer->Add( button2, 0, wxALL, 10 );
mainsizer->Add( bottomsizer, 0, wxCENTER );
// tell frame to make use of sizer (or constraints, if any)
panel->SetAutoLayout( TRUE );
panel->SetSizer( mainsizer );
// don't allow frame to get smaller than what the sizers tell ye
mainsizer->SetSizeHints( this );
Show(TRUE);
}
CheckListBoxFrame::~CheckListBoxFrame()
{
}
void CheckListBoxFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
Close(TRUE);
}
void CheckListBoxFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxMessageBox(wxT("Demo of wxCheckListBox control\n<EFBFBD> Vadim Zeitlin 1998-1999"),
wxT("About wxCheckListBox"),
wxICON_INFORMATION, this);
}
void CheckListBoxFrame::OnListboxSelect(wxCommandEvent& event)
{
int nSel = event.GetSelection();
wxLogStatus(this, wxT("Item %d selected (%schecked)"), nSel,
m_pListBox->IsChecked(nSel) ? _T("") : wxT("not "));
}
void CheckListBoxFrame::OnListboxDblClick(wxCommandEvent& WXUNUSED(event))
{
wxString strSelection;
strSelection.sprintf(wxT("Item %d double clicked"), m_pListBox->GetSelection());
wxMessageDialog dialog(this, strSelection, wxT("wxCheckListBox message"), wxICON_INFORMATION);
dialog.ShowModal();
}
void CheckListBoxFrame::OnCheckboxToggle(wxCommandEvent& event)
{
unsigned int nItem = event.GetInt();
wxLogStatus(this, wxT("item %d was %schecked"), nItem,
m_pListBox->IsChecked(nItem) ? wxT("") : wxT("un"));
}
void CheckListBoxFrame::OnButtonUp(wxCommandEvent& WXUNUSED(event))
{
OnButtonMove(TRUE);
}
void CheckListBoxFrame::OnButtonDown(wxCommandEvent& WXUNUSED(event))
{
OnButtonMove(FALSE);
}
void CheckListBoxFrame::OnButtonMove(bool up)
{
int selection = m_pListBox->GetSelection();
if ( selection != -1 )
{
wxString label = m_pListBox->GetString(selection);
int positionNew = up ? selection - 1 : selection + 2;
if ( positionNew < 0 || positionNew > m_pListBox->GetCount() )
{
wxLogStatus(this, wxT("Can't move this item %s"), up ? wxT("up") : wxT("down"));
}
else
{
bool wasChecked = m_pListBox->IsChecked(selection);
int positionOld = up ? selection + 1 : selection;
// insert the item
m_pListBox->InsertItems(1, &label, positionNew);
// and delete the old one
m_pListBox->Delete(positionOld);
int selectionNew = up ? positionNew : positionNew - 1;
m_pListBox->Check(selectionNew, wasChecked);
m_pListBox->SetSelection(selectionNew);
AdjustColour(selection);
AdjustColour(selectionNew);
wxLogStatus(this, wxT("Item moved %s"), up ? wxT("up") : wxT("down"));
}
}
else
{
wxLogStatus(this, wxT("Please select an item"));
}
}
void CheckListBoxFrame::AdjustColour(size_t index)
{
// not implemented in other ports yet
#ifdef __WXMSW__
// even items have grey backround, odd ones - white
unsigned char c = index % 2 ? 255 : 200;
m_pListBox->GetItem(index)->SetBackgroundColour(wxColor(c, c, c));
#endif // wxMSW
}