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dirpicker.cpp
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dirpicker.cpp
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/////////////////////////////////////////////////////////////////////////////
// Program: wxWidgets Widgets Sample
// Name: dirpicker.cpp
// Purpose: Shows wxDirPickerCtrl
// Author: Francesco Montorsi
// Created: 20/6/2006
// Copyright: (c) 2006 Francesco Montorsi
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// for compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_DIRPICKERCTRL
// for all others, include the necessary headers
#ifndef WX_PRECOMP
#include "wx/app.h"
#include "wx/log.h"
#include "wx/radiobox.h"
#include "wx/textctrl.h"
#endif
#include "wx/artprov.h"
#include "wx/sizer.h"
#include "wx/stattext.h"
#include "wx/checkbox.h"
#include "wx/imaglist.h"
#include "wx/filepicker.h"
#include "widgets.h"
#include "icons/dirpicker.xpm"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// control ids
enum
{
PickerPage_Reset = wxID_HIGHEST,
PickerPage_Dir,
PickerPage_SetDir
};
// ----------------------------------------------------------------------------
// DirPickerWidgetsPage
// ----------------------------------------------------------------------------
class DirPickerWidgetsPage : public WidgetsPage
{
public:
DirPickerWidgetsPage(WidgetsBookCtrl *book, wxImageList *imaglist);
virtual wxWindow *GetWidget() const wxOVERRIDE { return m_dirPicker; }
virtual void RecreateWidget() wxOVERRIDE { RecreatePicker(); }
// lazy creation of the content
virtual void CreateContent() wxOVERRIDE;
protected:
// called only once at first construction
void CreatePicker();
// called to recreate an existing control
void RecreatePicker();
// restore the checkboxes state to the initial values
void Reset();
void OnDirChange(wxFileDirPickerEvent &ev);
void OnCheckBox(wxCommandEvent &ev);
void OnButtonReset(wxCommandEvent &ev);
void OnButtonSetDir(wxCommandEvent &ev);
// the picker
wxDirPickerCtrl *m_dirPicker;
// other controls
// --------------
wxCheckBox *m_chkDirTextCtrl,
*m_chkDirChangeDir,
*m_chkDirMustExist,
*m_chkSmall;
wxTextCtrl *m_textInitialDir;
wxBoxSizer *m_sizer;
private:
wxDECLARE_EVENT_TABLE();
DECLARE_WIDGETS_PAGE(DirPickerWidgetsPage)
};
// ----------------------------------------------------------------------------
// event tables
// ----------------------------------------------------------------------------
wxBEGIN_EVENT_TABLE(DirPickerWidgetsPage, WidgetsPage)
EVT_BUTTON(PickerPage_Reset, DirPickerWidgetsPage::OnButtonReset)
EVT_BUTTON(PickerPage_SetDir, DirPickerWidgetsPage::OnButtonSetDir)
EVT_DIRPICKER_CHANGED(PickerPage_Dir, DirPickerWidgetsPage::OnDirChange)
EVT_CHECKBOX(wxID_ANY, DirPickerWidgetsPage::OnCheckBox)
wxEND_EVENT_TABLE()
// ============================================================================
// implementation
// ============================================================================
#if defined(__WXGTK24__)
#define FAMILY_CTRLS NATIVE_CTRLS
#else
#define FAMILY_CTRLS GENERIC_CTRLS
#endif
IMPLEMENT_WIDGETS_PAGE(DirPickerWidgetsPage, wxT("DirPicker"),
PICKER_CTRLS | FAMILY_CTRLS);
DirPickerWidgetsPage::DirPickerWidgetsPage(WidgetsBookCtrl *book,
wxImageList *imaglist)
: WidgetsPage(book, imaglist, dirpicker_xpm)
{
}
void DirPickerWidgetsPage::CreateContent()
{
// left pane
wxSizer *boxleft = new wxBoxSizer(wxVERTICAL);
wxStaticBoxSizer *dirbox = new wxStaticBoxSizer(wxVERTICAL, this, wxT("&DirPicker style"));
m_chkDirTextCtrl = CreateCheckBoxAndAddToSizer(dirbox, wxT("With textctrl"));
m_chkDirMustExist = CreateCheckBoxAndAddToSizer(dirbox, wxT("Dir must exist"));
m_chkDirChangeDir = CreateCheckBoxAndAddToSizer(dirbox, wxT("Change working dir"));
m_chkSmall = CreateCheckBoxAndAddToSizer(dirbox, "&Small version");
boxleft->Add(dirbox, 0, wxALL|wxGROW, 5);
boxleft->Add(CreateSizerWithTextAndButton
(
PickerPage_SetDir,
"&Initial directory",
wxID_ANY,
&m_textInitialDir
), wxSizerFlags().Expand().Border());
boxleft->AddSpacer(10);
boxleft->Add(new wxButton(this, PickerPage_Reset, wxT("&Reset")),
0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
Reset(); // set checkboxes state
// create pickers
m_dirPicker = NULL;
CreatePicker();
// right pane
m_sizer = new wxBoxSizer(wxVERTICAL);
m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
m_sizer->Add(m_dirPicker, 0, wxEXPAND|wxALL, 5);
m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
// global pane
wxSizer *sz = new wxBoxSizer(wxHORIZONTAL);
sz->Add(boxleft, 0, wxGROW|wxALL, 5);
sz->Add(m_sizer, 1, wxGROW|wxALL, 5);
SetSizer(sz);
}
void DirPickerWidgetsPage::CreatePicker()
{
delete m_dirPicker;
long style = GetAttrs().m_defaultFlags;
if ( m_chkDirTextCtrl->GetValue() )
style |= wxDIRP_USE_TEXTCTRL;
if ( m_chkDirMustExist->GetValue() )
style |= wxDIRP_DIR_MUST_EXIST;
if ( m_chkDirChangeDir->GetValue() )
style |= wxDIRP_CHANGE_DIR;
if ( m_chkSmall->GetValue() )
style |= wxDIRP_SMALL;
m_dirPicker = new wxDirPickerCtrl(this, PickerPage_Dir,
wxGetHomeDir(), wxT("Hello!"),
wxDefaultPosition, wxDefaultSize,
style);
}
void DirPickerWidgetsPage::RecreatePicker()
{
m_sizer->Remove(1);
CreatePicker();
m_sizer->Insert(1, m_dirPicker, 0, wxEXPAND|wxALL, 5);
m_sizer->Layout();
}
void DirPickerWidgetsPage::Reset()
{
m_chkDirTextCtrl->SetValue((wxDIRP_DEFAULT_STYLE & wxDIRP_USE_TEXTCTRL) != 0);
m_chkDirMustExist->SetValue((wxDIRP_DEFAULT_STYLE & wxDIRP_DIR_MUST_EXIST) != 0);
m_chkDirChangeDir->SetValue((wxDIRP_DEFAULT_STYLE & wxDIRP_CHANGE_DIR) != 0);
m_chkSmall->SetValue((wxFLP_DEFAULT_STYLE & wxDIRP_SMALL) != 0);
}
// ----------------------------------------------------------------------------
// event handlers
// ----------------------------------------------------------------------------
void DirPickerWidgetsPage::OnButtonSetDir(wxCommandEvent& WXUNUSED(event))
{
m_dirPicker->SetInitialDirectory(m_textInitialDir->GetValue());
}
void DirPickerWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
{
Reset();
RecreatePicker();
}
void DirPickerWidgetsPage::OnDirChange(wxFileDirPickerEvent& event)
{
wxLogMessage(wxT("The directory changed to '%s' ! The current working directory is '%s'"),
event.GetPath().c_str(), wxGetCwd().c_str());
}
void DirPickerWidgetsPage::OnCheckBox(wxCommandEvent &event)
{
if (event.GetEventObject() == m_chkDirTextCtrl ||
event.GetEventObject() == m_chkDirChangeDir ||
event.GetEventObject() == m_chkDirMustExist ||
event.GetEventObject() == m_chkSmall)
RecreatePicker();
}
#endif // wxUSE_DIRPICKERCTRL