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wxWidgets/samples/widgets/widgets.cpp
Vadim Zeitlin 526954c596 Globally use "wxWindows licence" consistently. 
Use "wxWindows licence" and not "wxWidgets licence" (the latter doesn't
exist) and consistently spell "licence" using British spelling.

See #12165.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@64940 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2010-07-13 13:29:13 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Program: wxWidgets Widgets Sample
// Name: samples/widgets/widgets.cpp
// Purpose: Sample showing most of the simple wxWidgets widgets
// Author: Vadim Zeitlin
// Created: 27.03.01
// Id: $Id$
// Copyright: (c) 2001 Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// for compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
// for all others, include the necessary headers
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/log.h"
#include "wx/frame.h"
#include "wx/menu.h"
#include "wx/image.h"
#include "wx/button.h"
#include "wx/checkbox.h"
#include "wx/listbox.h"
#include "wx/statbox.h"
#include "wx/stattext.h"
#include "wx/textctrl.h"
#include "wx/msgdlg.h"
#endif
#include "wx/sysopt.h"
#include "wx/bookctrl.h"
#include "wx/treebook.h"
#include "wx/sizer.h"
#include "wx/colordlg.h"
#include "wx/fontdlg.h"
#include "wx/textdlg.h"
#include "wx/imaglist.h"
#include "wx/wupdlock.h"
#include "wx/persist/toplevel.h"
#include "wx/persist/treebook.h"
#include "widgets.h"
#include "../sample.xpm"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// control ids
enum
{
Widgets_ClearLog = 100,
Widgets_Quit,
Widgets_BookCtrl,
#if wxUSE_TOOLTIPS
Widgets_SetTooltip,
#endif // wxUSE_TOOLTIPS
Widgets_SetFgColour,
Widgets_SetBgColour,
Widgets_SetPageBg,
Widgets_SetFont,
Widgets_Enable,
Widgets_BorderNone,
Widgets_BorderStatic,
Widgets_BorderSimple,
Widgets_BorderRaised,
Widgets_BorderSunken,
Widgets_BorderDouble,
Widgets_BorderDefault,
Widgets_GlobalBusyCursor,
Widgets_BusyCursor,
Widgets_GoToPage,
Widgets_GoToPageLast = Widgets_GoToPage + 100,
TextEntry_Begin,
TextEntry_DisableAutoComplete = TextEntry_Begin,
TextEntry_AutoCompleteFixed,
TextEntry_AutoCompleteFilenames,
TextEntry_SetHint,
TextEntry_End
};
const wxChar *WidgetsCategories[MAX_PAGES] = {
#if defined(__WXUNIVERSAL__)
wxT("Universal"),
#else
wxT("Native"),
#endif
wxT("Generic"),
wxT("Pickers"),
wxT("Comboboxes"),
wxT("With items"),
wxT("Editable"),
wxT("Books"),
wxT("All controls")
};
// ----------------------------------------------------------------------------
// our classes
// ----------------------------------------------------------------------------
// Define a new application type, each program should derive a class from wxApp
class WidgetsApp : public wxApp
{
public:
// override base class virtuals
// ----------------------------
// this one is called on application startup and is a good place for the app
// initialization (doing it here and not in the ctor allows to have an error
// return: if OnInit() returns false, the application terminates)
virtual bool OnInit();
};
// Define a new frame type: this is going to be our main frame
class WidgetsFrame : public wxFrame
{
public:
// ctor(s) and dtor
WidgetsFrame(const wxString& title);
virtual ~WidgetsFrame();
protected:
// event handlers
#if USE_LOG
void OnButtonClearLog(wxCommandEvent& event);
#endif // USE_LOG
void OnExit(wxCommandEvent& event);
#if wxUSE_MENUS
void OnPageChanging(WidgetsBookCtrlEvent& event);
void OnPageChanged(WidgetsBookCtrlEvent& event);
void OnGoToPage(wxCommandEvent& event);
#if wxUSE_TOOLTIPS
void OnSetTooltip(wxCommandEvent& event);
#endif // wxUSE_TOOLTIPS
void OnSetFgCol(wxCommandEvent& event);
void OnSetBgCol(wxCommandEvent& event);
void OnSetPageBg(wxCommandEvent& event);
void OnSetFont(wxCommandEvent& event);
void OnEnable(wxCommandEvent& event);
void OnSetBorder(wxCommandEvent& event);
void OnToggleGlobalBusyCursor(wxCommandEvent& event);
void OnToggleBusyCursor(wxCommandEvent& event);
// wxTextEntry-specific tests
void OnDisableAutoComplete(wxCommandEvent& event);
void OnAutoCompleteFixed(wxCommandEvent& event);
void OnAutoCompleteFilenames(wxCommandEvent& event);
void OnSetHint(wxCommandEvent& event);
void OnUpdateTextUI(wxUpdateUIEvent& event)
{
event.Enable( CurrentPage()->GetTextEntry() != NULL );
}
#endif // wxUSE_MENUS
// initialize the book: add all pages to it
void InitBook();
// return the currently selected page (never NULL)
WidgetsPage *CurrentPage();
private:
// the panel containing everything
wxPanel *m_panel;
#if USE_LOG
// the listbox for logging messages
wxListBox *m_lboxLog;
// the log target we use to redirect messages to the listbox
wxLog *m_logTarget;
#endif // USE_LOG
// the book containing the test pages
WidgetsBookCtrl *m_book;
#if wxUSE_MENUS
// last chosen fg/bg colours and font
wxColour m_colFg,
m_colBg;
wxFont m_font;
#endif // wxUSE_MENUS
// any class wishing to process wxWidgets events must use this macro
DECLARE_EVENT_TABLE()
};
#if USE_LOG
// A log target which just redirects the messages to a listbox
class LboxLogger : public wxLog
{
public:
LboxLogger(wxListBox *lbox, wxLog *logOld)
{
m_lbox = lbox;
//m_lbox->Disable(); -- looks ugly under MSW
m_logOld = logOld;
}
virtual ~LboxLogger()
{
wxLog::SetActiveTarget(m_logOld);
}
private:
// implement sink functions
virtual void DoLogTextAtLevel(wxLogLevel level, const wxString& msg)
{
if ( level == wxLOG_Trace )
{
if ( m_logOld )
m_logOld->LogTextAtLevel(level, msg);
return;
}
#ifdef __WXUNIVERSAL__
m_lbox->AppendAndEnsureVisible(msg);
#else // other ports don't have this method yet
m_lbox->Append(msg);
m_lbox->SetFirstItem(m_lbox->GetCount() - 1);
#endif
}
// the control we use
wxListBox *m_lbox;
// the old log target
wxLog *m_logOld;
};
#endif // USE_LOG
// array of pages
WX_DEFINE_ARRAY_PTR(WidgetsPage *, ArrayWidgetsPage);
// ----------------------------------------------------------------------------
// misc macros
// ----------------------------------------------------------------------------
IMPLEMENT_APP(WidgetsApp)
// ----------------------------------------------------------------------------
// event tables
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(WidgetsFrame, wxFrame)
#if USE_LOG
EVT_BUTTON(Widgets_ClearLog, WidgetsFrame::OnButtonClearLog)
#endif // USE_LOG
EVT_BUTTON(Widgets_Quit, WidgetsFrame::OnExit)
#if wxUSE_TOOLTIPS
EVT_MENU(Widgets_SetTooltip, WidgetsFrame::OnSetTooltip)
#endif // wxUSE_TOOLTIPS
#if wxUSE_MENUS
EVT_WIDGETS_PAGE_CHANGING(wxID_ANY, WidgetsFrame::OnPageChanging)
EVT_MENU_RANGE(Widgets_GoToPage, Widgets_GoToPageLast,
WidgetsFrame::OnGoToPage)
EVT_MENU(Widgets_SetFgColour, WidgetsFrame::OnSetFgCol)
EVT_MENU(Widgets_SetBgColour, WidgetsFrame::OnSetBgCol)
EVT_MENU(Widgets_SetPageBg, WidgetsFrame::OnSetPageBg)
EVT_MENU(Widgets_SetFont, WidgetsFrame::OnSetFont)
EVT_MENU(Widgets_Enable, WidgetsFrame::OnEnable)
EVT_MENU_RANGE(Widgets_BorderNone, Widgets_BorderDefault,
WidgetsFrame::OnSetBorder)
EVT_MENU(Widgets_GlobalBusyCursor, WidgetsFrame::OnToggleGlobalBusyCursor)
EVT_MENU(Widgets_BusyCursor, WidgetsFrame::OnToggleBusyCursor)
EVT_MENU(TextEntry_DisableAutoComplete, WidgetsFrame::OnDisableAutoComplete)
EVT_MENU(TextEntry_AutoCompleteFixed, WidgetsFrame::OnAutoCompleteFixed)
EVT_MENU(TextEntry_AutoCompleteFilenames, WidgetsFrame::OnAutoCompleteFilenames)
EVT_MENU(TextEntry_SetHint, WidgetsFrame::OnSetHint)
EVT_UPDATE_UI_RANGE(TextEntry_Begin, TextEntry_End - 1,
WidgetsFrame::OnUpdateTextUI)
EVT_MENU(wxID_EXIT, WidgetsFrame::OnExit)
#endif // wxUSE_MENUS
END_EVENT_TABLE()
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// app class
// ----------------------------------------------------------------------------
bool WidgetsApp::OnInit()
{
if ( !wxApp::OnInit() )
return false;
SetVendorName("wxWidgets_Samples");
// the reason for having these ifdef's is that I often run two copies of
// this sample side by side and it is useful to see which one is which
wxString title;
#if defined(__WXUNIVERSAL__)
title = wxT("wxUniv/");
#endif
#if defined(__WXMSW__)
title += wxT("wxMSW");
#elif defined(__WXGTK__)
title += wxT("wxGTK");
#elif defined(__WXMAC__)
title += wxT("wxMAC");
#elif defined(__WXMOTIF__)
title += wxT("wxMOTIF");
#elif defined(__WXPALMOS5__)
title += wxT("wxPALMOS5");
#elif defined(__WXPALMOS6__)
title += wxT("wxPALMOS6");
#else
title += wxT("wxWidgets");
#endif
wxFrame *frame = new WidgetsFrame(title + wxT(" widgets demo"));
frame->Show();
return true;
}
// ----------------------------------------------------------------------------
// WidgetsFrame construction
// ----------------------------------------------------------------------------
WidgetsFrame::WidgetsFrame(const wxString& title)
: wxFrame(NULL, wxID_ANY, title)
{
const bool sizeSet = wxPersistentRegisterAndRestore(this, "Main");
// set the frame icon
SetIcon(wxICON(sample));
// init everything
#if USE_LOG
m_lboxLog = NULL;
m_logTarget = NULL;
#endif // USE_LOG
m_book = NULL;
#if wxUSE_MENUS
// create the menubar
wxMenuBar *mbar = new wxMenuBar;
wxMenu *menuWidget = new wxMenu;
#if wxUSE_TOOLTIPS
menuWidget->Append(Widgets_SetTooltip, wxT("Set &tooltip...\tCtrl-T"));
menuWidget->AppendSeparator();
#endif // wxUSE_TOOLTIPS
menuWidget->Append(Widgets_SetFgColour, wxT("Set &foreground...\tCtrl-F"));
menuWidget->Append(Widgets_SetBgColour, wxT("Set &background...\tCtrl-B"));
menuWidget->Append(Widgets_SetPageBg, wxT("Set &page background...\tShift-Ctrl-B"));
menuWidget->Append(Widgets_SetFont, wxT("Set f&ont...\tCtrl-O"));
menuWidget->AppendCheckItem(Widgets_Enable, wxT("&Enable/disable\tCtrl-E"));
wxMenu *menuBorders = new wxMenu;
menuBorders->AppendRadioItem(Widgets_BorderDefault, wxT("De&fault\tCtrl-Shift-9"));
menuBorders->AppendRadioItem(Widgets_BorderNone, wxT("&None\tCtrl-Shift-0"));
menuBorders->AppendRadioItem(Widgets_BorderSimple, wxT("&Simple\tCtrl-Shift-1"));
menuBorders->AppendRadioItem(Widgets_BorderDouble, wxT("&Double\tCtrl-Shift-2"));
menuBorders->AppendRadioItem(Widgets_BorderStatic, wxT("Stati&c\tCtrl-Shift-3"));
menuBorders->AppendRadioItem(Widgets_BorderRaised, wxT("&Raised\tCtrl-Shift-4"));
menuBorders->AppendRadioItem(Widgets_BorderSunken, wxT("S&unken\tCtrl-Shift-5"));
menuWidget->AppendSubMenu(menuBorders, wxT("Set &border"));
menuWidget->AppendSeparator();
menuWidget->AppendCheckItem(Widgets_GlobalBusyCursor,
wxT("Toggle &global busy cursor\tCtrl-Shift-U"));
menuWidget->AppendCheckItem(Widgets_BusyCursor,
wxT("Toggle b&usy cursor\tCtrl-U"));
menuWidget->AppendSeparator();
menuWidget->Append(wxID_EXIT, wxT("&Quit\tCtrl-Q"));
mbar->Append(menuWidget, wxT("&Widget"));
wxMenu *menuTextEntry = new wxMenu;
menuTextEntry->AppendRadioItem(TextEntry_DisableAutoComplete,
wxT("&Disable auto-completion"));
menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteFixed,
wxT("Fixed-&list auto-completion"));
menuTextEntry->AppendRadioItem(TextEntry_AutoCompleteFilenames,
wxT("&Files names auto-completion"));
menuTextEntry->AppendSeparator();
menuTextEntry->Append(TextEntry_SetHint, "Set help &hint");
mbar->Append(menuTextEntry, wxT("&Text"));
SetMenuBar(mbar);
mbar->Check(Widgets_Enable, true);
#endif // wxUSE_MENUS
// create controls
m_panel = new wxPanel(this, wxID_ANY);
wxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
// we have 2 panes: book with pages demonstrating the controls in the
// upper one and the log window with some buttons in the lower
int style = wxBK_DEFAULT;
// Uncomment to suppress page theme (draw in solid colour)
//style |= wxNB_NOPAGETHEME;
m_book = new WidgetsBookCtrl(m_panel, Widgets_BookCtrl,
wxDefaultPosition, wxDefaultSize,
style, "Widgets");
InitBook();
#ifndef __WXHANDHELD__
// the lower one only has the log listbox and a button to clear it
#if USE_LOG
wxSizer *sizerDown = new wxStaticBoxSizer(
new wxStaticBox( m_panel, wxID_ANY, wxT("&Log window") ),
wxVERTICAL);
m_lboxLog = new wxListBox(m_panel, wxID_ANY);
sizerDown->Add(m_lboxLog, 1, wxGROW | wxALL, 5);
sizerDown->SetMinSize(100, 150);
#else
wxSizer *sizerDown = new wxBoxSizer(wxVERTICAL);
#endif // USE_LOG
wxBoxSizer *sizerBtns = new wxBoxSizer(wxHORIZONTAL);
wxButton *btn;
#if USE_LOG
btn = new wxButton(m_panel, Widgets_ClearLog, wxT("Clear &log"));
sizerBtns->Add(btn);
sizerBtns->Add(10, 0); // spacer
#endif // USE_LOG
btn = new wxButton(m_panel, Widgets_Quit, wxT("E&xit"));
sizerBtns->Add(btn);
sizerDown->Add(sizerBtns, 0, wxALL | wxALIGN_RIGHT, 5);
// put everything together
sizerTop->Add(m_book, 1, wxGROW | (wxALL & ~(wxTOP | wxBOTTOM)), 10);
sizerTop->Add(0, 5, 0, wxGROW); // spacer in between
sizerTop->Add(sizerDown, 0, wxGROW | (wxALL & ~wxTOP), 10);
#else // !__WXHANDHELD__/__WXHANDHELD__
sizerTop->Add(m_book, 1, wxGROW | wxALL );
#endif // __WXHANDHELD__
m_panel->SetSizer(sizerTop);
const wxSize sizeMin = m_panel->GetBestSize();
if ( !sizeSet )
SetClientSize(sizeMin);
SetMinClientSize(sizeMin);
#if USE_LOG && !defined(__WXCOCOA__)
// wxCocoa's listbox is too flakey to use for logging right now
// now that everything is created we can redirect the log messages to the
// listbox
m_logTarget = new LboxLogger(m_lboxLog, wxLog::GetActiveTarget());
wxLog::SetActiveTarget(m_logTarget);
#endif
}
void WidgetsFrame::InitBook()
{
#if USE_ICONS_IN_BOOK
wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
wxImage img(sample_xpm);
imageList->Add(wxBitmap(img.Scale(ICON_SIZE, ICON_SIZE)));
#else
wxImageList *imageList = NULL;
#endif
#if !USE_TREEBOOK
WidgetsBookCtrl *books[MAX_PAGES];
#endif
ArrayWidgetsPage pages[MAX_PAGES];
wxArrayString labels[MAX_PAGES];
wxMenu *menuPages = new wxMenu;
unsigned int nPage = 0, nFKey = 0;
int cat, imageId = 1;
// we need to first create all pages and only then add them to the book
// as we need the image list first
//
// we also construct the pages menu during this first iteration
for ( cat = 0; cat < MAX_PAGES; cat++ )
{
#if USE_TREEBOOK
nPage++; // increase for parent page
#else
books[cat] = new WidgetsBookCtrl(m_book,
wxID_ANY,
wxDefaultPosition,
wxDefaultSize,
wxBK_DEFAULT);
#endif
for ( WidgetsPageInfo *info = WidgetsPage::ms_widgetPages;
info;
info = info->GetNext() )
{
if( (info->GetCategories() & ( 1 << cat )) == 0)
continue;
WidgetsPage *page = (*info->GetCtor())(
#if USE_TREEBOOK
m_book
#else
books[cat]
#endif
, imageList);
pages[cat].Add(page);
labels[cat].Add(info->GetLabel());
if ( cat == ALL_PAGE )
{
wxString radioLabel(info->GetLabel());
nFKey++;
if ( nFKey <= 12 )
{
radioLabel << wxT("\tF" ) << nFKey;
}
menuPages->AppendRadioItem(
Widgets_GoToPage + nPage,
radioLabel
);
#if !USE_TREEBOOK
// consider only for book in book architecture
nPage++;
#endif
}
#if USE_TREEBOOK
// consider only for treebook architecture (with subpages)
nPage++;
#endif
}
}
GetMenuBar()->Append(menuPages, wxT("&Page"));
#if USE_ICONS_IN_BOOK
m_book->AssignImageList(imageList);
#endif
for ( cat = 0; cat < MAX_PAGES; cat++ )
{
#if USE_TREEBOOK
m_book->AddPage(NULL,WidgetsCategories[cat],false,0);
#else
m_book->AddPage(books[cat],WidgetsCategories[cat],false,0);
#if USE_ICONS_IN_BOOK
books[cat]->SetImageList(imageList);
#endif
#endif
// now do add them
size_t count = pages[cat].GetCount();
for ( size_t n = 0; n < count; n++ )
{
#if USE_TREEBOOK
m_book->AddSubPage
#else
books[cat]->AddPage
#endif
(
pages[cat][n],
labels[cat][n],
false, // don't select
imageId++
);
}
}
Connect( wxID_ANY,
wxEVT_COMMAND_WIDGETS_PAGE_CHANGED,
wxWidgetsbookEventHandler(WidgetsFrame::OnPageChanged) );
const bool pageSet = wxPersistentRegisterAndRestore(m_book);
#if USE_TREEBOOK
// for treebook page #0 is empty parent page only so select the first page
// with some contents
if ( !pageSet )
m_book->SetSelection(1);
// but ensure that the top of the tree is shown nevertheless
wxTreeCtrl * const tree = m_book->GetTreeCtrl();
wxTreeItemIdValue cookie;
tree->EnsureVisible(tree->GetFirstChild(tree->GetRootItem(), cookie));
#else
if ( !pageSet )
{
// for other books set selection twice to force connected event handler
// to force lazy creation of initial visible content
m_book->SetSelection(1);
m_book->SetSelection(0);
}
#endif // USE_TREEBOOK
}
WidgetsPage *WidgetsFrame::CurrentPage()
{
wxWindow *page = m_book->GetCurrentPage();
#if !USE_TREEBOOK
WidgetsBookCtrl *subBook = wxStaticCast(page, WidgetsBookCtrl);
wxCHECK_MSG( subBook, NULL, wxT("no WidgetsBookCtrl?") );
page = subBook->GetCurrentPage();
#endif // !USE_TREEBOOK
return wxStaticCast(page, WidgetsPage);
}
WidgetsFrame::~WidgetsFrame()
{
#if USE_LOG
delete m_logTarget;
#endif // USE_LOG
}
// ----------------------------------------------------------------------------
// WidgetsFrame event handlers
// ----------------------------------------------------------------------------
void WidgetsFrame::OnExit(wxCommandEvent& WXUNUSED(event))
{
Close();
}
#if USE_LOG
void WidgetsFrame::OnButtonClearLog(wxCommandEvent& WXUNUSED(event))
{
m_lboxLog->Clear();
}
#endif // USE_LOG
#if wxUSE_MENUS
void WidgetsFrame::OnPageChanging(WidgetsBookCtrlEvent& event)
{
#if USE_TREEBOOK
// don't allow selection of entries without pages (categories)
if ( !m_book->GetPage(event.GetSelection()) )
event.Veto();
#else
wxUnusedVar(event);
#endif
}
void WidgetsFrame::OnPageChanged(WidgetsBookCtrlEvent& event)
{
const int sel = event.GetSelection();
// adjust "Page" menu selection
wxMenuItem *item = GetMenuBar()->FindItem(Widgets_GoToPage + sel);
if ( item )
item->Check();
GetMenuBar()->Check(Widgets_BusyCursor, false);
// create the pages on demand, otherwise the sample startup is too slow as
// it creates hundreds of controls
WidgetsPage *page = CurrentPage();
if ( page->GetChildren().empty() )
{
wxWindowUpdateLocker noUpdates(page);
page->CreateContent();
//page->Layout();
page->GetSizer()->Fit(page);
WidgetsBookCtrl *book = wxStaticCast(page->GetParent(), WidgetsBookCtrl);
wxSize size;
for ( size_t i = 0; i < book->GetPageCount(); ++i )
{
wxWindow *page = book->GetPage(i);
if ( page )
{
size.IncTo(page->GetSize());
}
}
page->SetSize(size);
}
event.Skip();
}
void WidgetsFrame::OnGoToPage(wxCommandEvent& event)
{
#if USE_TREEBOOK
m_book->SetSelection(event.GetId() - Widgets_GoToPage);
#else
m_book->SetSelection(m_book->GetPageCount()-1);
WidgetsBookCtrl *book = wxStaticCast(m_book->GetCurrentPage(), WidgetsBookCtrl);
book->SetSelection(event.GetId() - Widgets_GoToPage);
#endif
}
#if wxUSE_TOOLTIPS
void WidgetsFrame::OnSetTooltip(wxCommandEvent& WXUNUSED(event))
{
static wxString s_tip = wxT("This is a tooltip");
wxTextEntryDialog dialog
(
this,
wxT("Tooltip text (may use \\n, leave empty to remove): "),
wxT("Widgets sample"),
s_tip
);
if ( dialog.ShowModal() != wxID_OK )
return;
s_tip = dialog.GetValue();
s_tip.Replace(wxT("\\n"), wxT("\n"));
WidgetsPage *page = CurrentPage();
const Widgets widgets = page->GetWidgets();
for ( Widgets::const_iterator it = widgets.begin();
it != widgets.end();
++it )
{
(*it)->SetToolTip(s_tip);
}
}
#endif // wxUSE_TOOLTIPS
namespace
{
// Trivial wrapper for wxGetColourFromUser() which also does something even if
// the colour dialog is not available in the current build (which may happen
// for the ports in development and it is still useful to see how colours work)
wxColour GetColourFromUser(wxWindow *parent, const wxColour& colDefault)
{
#if wxUSE_COLOURDLG
return wxGetColourFromUser(parent, colDefault);
#else // !wxUSE_COLOURDLG
if ( colDefault == *wxBLACK )
return *wxWHITE;
else
return *wxBLACK;
#endif // wxUSE_COLOURDLG/!wxUSE_COLOURDLG
}
} // anonymous namespace
void WidgetsFrame::OnSetFgCol(wxCommandEvent& WXUNUSED(event))
{
// allow for debugging the default colour the first time this is called
WidgetsPage *page = CurrentPage();
if (!m_colFg.Ok())
m_colFg = page->GetForegroundColour();
wxColour col = GetColourFromUser(this, m_colFg);
if ( !col.Ok() )
return;
m_colFg = col;
const Widgets widgets = page->GetWidgets();
for ( Widgets::const_iterator it = widgets.begin();
it != widgets.end();
++it )
{
(*it)->SetForegroundColour(m_colFg);
(*it)->Refresh();
}
}
void WidgetsFrame::OnSetBgCol(wxCommandEvent& WXUNUSED(event))
{
WidgetsPage *page = CurrentPage();
if ( !m_colBg.Ok() )
m_colBg = page->GetBackgroundColour();
wxColour col = GetColourFromUser(this, m_colBg);
if ( !col.Ok() )
return;
m_colBg = col;
const Widgets widgets = page->GetWidgets();
for ( Widgets::const_iterator it = widgets.begin();
it != widgets.end();
++it )
{
(*it)->SetBackgroundColour(m_colBg);
(*it)->Refresh();
}
}
void WidgetsFrame::OnSetPageBg(wxCommandEvent& WXUNUSED(event))
{
wxColour col = GetColourFromUser(this, GetBackgroundColour());
if ( !col.Ok() )
return;
CurrentPage()->SetBackgroundColour(col);
CurrentPage()->Refresh();
}
void WidgetsFrame::OnSetFont(wxCommandEvent& WXUNUSED(event))
{
#if wxUSE_FONTDLG
WidgetsPage *page = CurrentPage();
if (!m_font.Ok())
m_font = page->GetFont();
wxFont font = wxGetFontFromUser(this, m_font);
if ( !font.Ok() )
return;
m_font = font;
const Widgets widgets = page->GetWidgets();
for ( Widgets::const_iterator it = widgets.begin();
it != widgets.end();
++it )
{
(*it)->SetFont(m_font);
(*it)->Refresh();
}
#else
wxLogMessage(wxT("Font selection dialog not available in current build."));
#endif
}
void WidgetsFrame::OnEnable(wxCommandEvent& event)
{
const Widgets widgets = CurrentPage()->GetWidgets();
for ( Widgets::const_iterator it = widgets.begin();
it != widgets.end();
++it )
{
(*it)->Enable(event.IsChecked());
}
}
void WidgetsFrame::OnSetBorder(wxCommandEvent& event)
{
int border;
switch ( event.GetId() )
{
case Widgets_BorderNone: border = wxBORDER_NONE; break;
case Widgets_BorderStatic: border = wxBORDER_STATIC; break;
case Widgets_BorderSimple: border = wxBORDER_SIMPLE; break;
case Widgets_BorderRaised: border = wxBORDER_RAISED; break;
case Widgets_BorderSunken: border = wxBORDER_SUNKEN; break;
case Widgets_BorderDouble: border = wxBORDER_DOUBLE; break;
default:
wxFAIL_MSG( wxT("unknown border style") );
// fall through
case Widgets_BorderDefault: border = wxBORDER_DEFAULT; break;
}
WidgetsPage::ms_defaultFlags &= ~wxBORDER_MASK;
WidgetsPage::ms_defaultFlags |= border;
WidgetsPage *page = CurrentPage();
page->RecreateWidget();
}
void WidgetsFrame::OnToggleGlobalBusyCursor(wxCommandEvent& event)
{
if ( event.IsChecked() )
wxBeginBusyCursor();
else
wxEndBusyCursor();
}
void WidgetsFrame::OnToggleBusyCursor(wxCommandEvent& event)
{
wxCursor cursor(*(event.IsChecked() ? wxHOURGLASS_CURSOR
: wxSTANDARD_CURSOR));
const Widgets widgets = CurrentPage()->GetWidgets();
for ( Widgets::const_iterator it = widgets.begin();
it != widgets.end();
++it )
{
(*it)->SetCursor(cursor);
}
}
void WidgetsFrame::OnDisableAutoComplete(wxCommandEvent& WXUNUSED(event))
{
wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
wxCHECK_RET( entry, "menu item should be disabled" );
if ( entry->AutoComplete(wxArrayString()) )
{
wxLogMessage("Disabled auto completion.");
}
else
{
wxLogMessage("AutoComplete() failed.");
}
}
void WidgetsFrame::OnAutoCompleteFixed(wxCommandEvent& WXUNUSED(event))
{
wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
wxCHECK_RET( entry, "menu item should be disabled" );
wxArrayString completion_choices;
// add a few strings so a completion occurs on any letter typed
for ( char idxc = 'a'; idxc < 'z'; ++idxc )
completion_choices.push_back(wxString::Format("%c%c", idxc, idxc));
completion_choices.push_back("is this string for test?");
completion_choices.push_back("this is a test string");
completion_choices.push_back("this is another test string");
completion_choices.push_back("this string is for test");
if ( entry->AutoComplete(completion_choices) )
{
wxLogMessage("Enabled auto completion of a set of fixed strings.");
}
else
{
wxLogMessage("AutoComplete() failed.");
}
}
void WidgetsFrame::OnAutoCompleteFilenames(wxCommandEvent& WXUNUSED(event))
{
wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
wxCHECK_RET( entry, "menu item should be disabled" );
if ( entry->AutoCompleteFileNames() )
{
wxLogMessage("Enable auto completion of file names.");
}
else
{
wxLogMessage("AutoCompleteFileNames() failed.");
}
}
void WidgetsFrame::OnSetHint(wxCommandEvent& WXUNUSED(event))
{
wxTextEntryBase *entry = CurrentPage()->GetTextEntry();
wxCHECK_RET( entry, "menu item should be disabled" );
static wxString s_hint("Type here");
wxString
hint = wxGetTextFromUser("Text hint:", "Widgets sample", s_hint, this);
if ( hint.empty() )
return;
s_hint = hint;
if ( entry->SetHint(hint) )
{
wxLogMessage("Set hint to \"%s\".", hint);
}
else
{
wxLogMessage("Text hints not supported.");
}
}
#endif // wxUSE_MENUS
// ----------------------------------------------------------------------------
// WidgetsPageInfo
// ----------------------------------------------------------------------------
WidgetsPageInfo::WidgetsPageInfo(Constructor ctor, const wxChar *label, int categories)
: m_label(label)
, m_categories(categories)
{
m_ctor = ctor;
m_next = NULL;
// dummy sorting: add and immediately sort in the list according to label
if ( WidgetsPage::ms_widgetPages )
{
WidgetsPageInfo *node_prev = WidgetsPage::ms_widgetPages;
if ( wxStrcmp(label, node_prev->GetLabel().c_str()) < 0 )
{
// add as first
m_next = node_prev;
WidgetsPage::ms_widgetPages = this;
}
else
{
WidgetsPageInfo *node_next;
do
{
node_next = node_prev->GetNext();
if ( node_next )
{
// add if between two
if ( wxStrcmp(label, node_next->GetLabel().c_str()) < 0 )
{
node_prev->SetNext(this);
m_next = node_next;
// force to break loop
node_next = NULL;
}
}
else
{
// add as last
node_prev->SetNext(this);
m_next = node_next;
}
node_prev = node_next;
}
while ( node_next );
}
}
else
{
// add when first
WidgetsPage::ms_widgetPages = this;
}
}
// ----------------------------------------------------------------------------
// WidgetsPage
// ----------------------------------------------------------------------------
int WidgetsPage::ms_defaultFlags = wxBORDER_DEFAULT;
WidgetsPageInfo *WidgetsPage::ms_widgetPages = NULL;
WidgetsPage::WidgetsPage(WidgetsBookCtrl *book,
wxImageList *imaglist,
const char *const icon[])
: wxPanel(book, wxID_ANY,
wxDefaultPosition, wxDefaultSize,
wxNO_FULL_REPAINT_ON_RESIZE |
wxCLIP_CHILDREN |
wxTAB_TRAVERSAL)
{
#if USE_ICONS_IN_BOOK
imaglist->Add(wxBitmap(wxImage(icon).Scale(ICON_SIZE, ICON_SIZE)));
#else
wxUnusedVar(imaglist);
wxUnusedVar(icon);
#endif
}
wxSizer *WidgetsPage::CreateSizerWithText(wxControl *control,
wxWindowID id,
wxTextCtrl **ppText)
{
wxSizer *sizerRow = new wxBoxSizer(wxHORIZONTAL);
wxTextCtrl *text = new wxTextCtrl(this, id, wxEmptyString,
wxDefaultPosition, wxDefaultSize, wxTE_PROCESS_ENTER);
sizerRow->Add(control, 0, wxRIGHT | wxALIGN_CENTRE_VERTICAL, 5);
sizerRow->Add(text, 1, wxLEFT | wxALIGN_CENTRE_VERTICAL, 5);
if ( ppText )
*ppText = text;
return sizerRow;
}
// create a sizer containing a label and a text ctrl
wxSizer *WidgetsPage::CreateSizerWithTextAndLabel(const wxString& label,
wxWindowID id,
wxTextCtrl **ppText)
{
return CreateSizerWithText(new wxStaticText(this, wxID_ANY, label),
id, ppText);
}
// create a sizer containing a button and a text ctrl
wxSizer *WidgetsPage::CreateSizerWithTextAndButton(wxWindowID idBtn,
const wxString& label,
wxWindowID id,
wxTextCtrl **ppText)
{
return CreateSizerWithText(new wxButton(this, idBtn, label), id, ppText);
}
wxCheckBox *WidgetsPage::CreateCheckBoxAndAddToSizer(wxSizer *sizer,
const wxString& label,
wxWindowID id)
{
wxCheckBox *checkbox = new wxCheckBox(this, id, label);
sizer->Add(checkbox, 0, wxLEFT | wxRIGHT, 5);
sizer->Add(0, 2, 0, wxGROW); // spacer
return checkbox;
}
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