preferencespagethemes.cpp

Powerful and Portable GPS application -- support Linux, Windows, Windows CE GPS navigation and Map m

/*
 *  Roadnav
 *  PreferencesPageThemes.cpp
 *
 *  Copyright (c) 2004 - 2007 Richard L. Lynch <[e-mail]>
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of version 2 of the GNU General Public License
 *  as published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

//////////////////////////////////////////////////////////////////////////////
/// \file
///
/// Contains the Themes page of the preferences dialog box.
///
//////////////////////////////////////////////////////////////////////////////

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

#ifdef _MSC_VER
#pragma warning(disable: 4786)
#pragma warning(disable: 4800)
#endif

#include <wx/wx.h>

#include "PreferencesPageThemes.h"
#include "ThemeManager.h"

#include "EditThemeDialog.h"

//////////////////////////////////////////////////////////////////////////////
///
/// IDs for PreferencesPageThemes.cpp
///
//////////////////////////////////////////////////////////////////////////////
enum
{
	idThemes,
	idAdd,
	idEdit,
	idRemove,
	idNightTheme,
	idDayTheme,
	idPhotoTheme
};

//////////////////////////////////////////////////////////////////////////////
///
/// PreferencesPageThemes event table
///
//////////////////////////////////////////////////////////////////////////////
BEGIN_EVENT_TABLE(PreferencesPageThemes, wxPanel)
	EVT_BUTTON(idAdd,PreferencesPageThemes::OnAdd)
	EVT_BUTTON(idEdit,PreferencesPageThemes::OnEdit)
	EVT_BUTTON(idRemove,PreferencesPageThemes::OnRemove)
END_EVENT_TABLE()

//////////////////////////////////////////////////////////////////////////////
///
/// PreferencesPageThemes constructor - create and initialize controls
///
//////////////////////////////////////////////////////////////////////////////
PreferencesPageThemes::PreferencesPageThemes(wxWindow *parent, IMapControlData * pMapControlData, ThemeManager * pThemeManager)
             : wxPanel(parent, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL)
{
	m_pMapControlData = pMapControlData;
	m_pParentThemeManager = pThemeManager;
	
	m_ThemeManager = *m_pParentThemeManager;

    wxFlexGridSizer* psizerGrid = new wxFlexGridSizer(1, 3, 0, 0);
	
	//////////////////////////////////////////////////////////////////////////
	// List of themes
	//////////////////////////////////////////////////////////////////////////
    wxBoxSizer* psizerThemeList = new wxBoxSizer(wxVERTICAL);
	psizerThemeList->Add( new wxStaticText(this, -1, wxT("Manage Themes")), 0, wxALL, 5 );
    m_pctlThemeList = new wxListBox(this, idThemes, wxDefaultPosition, wxDefaultSize, 0, NULL, wxLB_SINGLE|wxLB_SORT);
	psizerThemeList->Add(m_pctlThemeList, 1, wxALL|wxEXPAND, 5);
	psizerGrid->Add(psizerThemeList, 1, wxEXPAND, 0);

	//////////////////////////////////////////////////////////////////////////
	// Command buttons
	//////////////////////////////////////////////////////////////////////////
	wxBoxSizer* psizerCommandButtons = new wxBoxSizer(wxVERTICAL);
	psizerCommandButtons->Add(20,20,0,wxALL,5);
    psizerCommandButtons->Add( new wxButton(this, idAdd, wxT("Add...")), 0, wxALL, 5);
    psizerCommandButtons->Add( new wxButton(this, idEdit, wxT("Edit...")), 0, wxALL, 5);
    psizerCommandButtons->Add( new wxButton(this, idRemove, wxT("Remove")), 0, wxALL, 5);
	psizerGrid->Add(psizerCommandButtons, 1, wxEXPAND, 0);

	//////////////////////////////////////////////////////////////////////////
	// Active themes
	//////////////////////////////////////////////////////////////////////////
	wxString strings(wxT("Default"));
	wxBoxSizer* psizerActiveThemes = new wxBoxSizer(wxVERTICAL);
	psizerActiveThemes->Add( new wxStaticText(this,-1,wxT("Nighttime Theme")), 0, wxALL, 5);
	m_pctlNightTheme = new wxComboBox(this,idNightTheme,wxT(""),wxDefaultPosition,wxDefaultSize,0,NULL,wxCB_READONLY);
	psizerActiveThemes->Add( m_pctlNightTheme, 1, wxALL | wxEXPAND, 5);

	psizerActiveThemes->Add( new wxStaticText(this,-1,wxT("Daytime Theme")), 0, wxALL, 5);
	m_pctlDayTheme = new wxComboBox(this,idDayTheme,wxT(""),wxDefaultPosition,wxDefaultSize,0,NULL,wxCB_READONLY);
	psizerActiveThemes->Add( m_pctlDayTheme, 1, wxALL | wxEXPAND, 5);
	
	psizerActiveThemes->Add( new wxStaticText(this,-1,wxT("Aerial Photo Theme")), 0, wxALL, 5);	
	m_pctlPhotoTheme = new wxComboBox(this,idPhotoTheme,wxT(""),wxDefaultPosition,wxDefaultSize,0,NULL,wxCB_READONLY);
	psizerActiveThemes->Add( m_pctlPhotoTheme, 1, wxALL | wxEXPAND, 5);

	wxString strChoices[] = {wxString(wxT("Swap at sunrise/sunset")),wxString(wxT("Nighttime Only")),wxString(wxT("Daytime Only"))};
	m_pctlThemeUsage = new wxRadioBox(this,-1,wxT("Theme Usage"),wxDefaultPosition,wxDefaultSize,3,strChoices,1,wxRA_SPECIFY_COLS);
	psizerActiveThemes->Add( m_pctlThemeUsage, 0, wxALL, 5);

	psizerGrid->Add(psizerActiveThemes, 1, wxEXPAND, 0);

	//////////////////////////////////////////////////////////////////////////
	// psizerWnd just adds a border to psizerGrid
	//////////////////////////////////////////////////////////////////////////
	
	wxBoxSizer* psizerWnd = new wxBoxSizer(wxVERTICAL);
	psizerWnd->Add(
		psizerGrid,
		0,
		wxALL | wxGROW,
		10
	);
	
	//////////////////////////////////////////////////////////////////////////
	// Set up the sizer
	//////////////////////////////////////////////////////////////////////////

	m_pctlThemeList->SetFocus();
	psizerWnd->Fit(this);
	SetSizer(psizerWnd);
	Layout();
	psizerWnd->SetSizeHints(this);


	//////////////////////////////////////////////////////////////////////////
	// Fill up the theme lists
	//////////////////////////////////////////////////////////////////////////
	wxArrayString strThemes = m_ThemeManager.GetThemeNames();
	
	m_pctlThemeList->Append(strThemes);
	m_pctlNightTheme->Append(strThemes);
	m_pctlDayTheme->Append(strThemes);
	m_pctlPhotoTheme->Append(strThemes);
	
	//////////////////////////////////////////////////////////////////////////
	// Make the initialize selections
	//////////////////////////////////////////////////////////////////////////

	if (strThemes.Count() >= 1)
		m_pctlThemeList->SetSelection(0);
		
	m_pctlNightTheme->SetStringSelection( m_ThemeManager.GetNightThemeName() );
	m_pctlDayTheme->SetStringSelection( m_ThemeManager.GetDayThemeName() );
	m_pctlPhotoTheme->SetStringSelection( m_ThemeManager.GetPhotoThemeName() );
	m_pctlThemeUsage->SetSelection( m_ThemeManager.GetThemeUsage() );
}


//////////////////////////////////////////////////////////////////////////////
///
/// Ok was pressed .. save the settings
///
//////////////////////////////////////////////////////////////////////////////
void PreferencesPageThemes::OnOk(wxCommandEvent& event)
{
	m_ThemeManager.SetNightTheme( m_pctlNightTheme->GetStringSelection() );
	m_ThemeManager.SetDayTheme( m_pctlDayTheme->GetStringSelection() );
	m_ThemeManager.SetPhotoTheme( m_pctlPhotoTheme->GetStringSelection() );
	m_ThemeManager.SetThemeUsage( (ThemeManager::ThemeUsage)m_pctlThemeUsage->GetSelection() );

	// apply changes
	*m_pParentThemeManager = m_ThemeManager;
}

//////////////////////////////////////////////////////////////////////////////
///
/// Add was pressed .. create a new theme and edit it
///
//////////////////////////////////////////////////////////////////////////////
void PreferencesPageThemes::OnAdd(wxCommandEvent& event)
{
	// Don't store the theme in the theme manager until
	// after it has been edited. Give the user an opportunity
	// to change it's name.
	//
	// After edited, need to update combo boxes
	int iIndex;
	MapAppearanceSettings cNewTheme = m_ThemeManager.GetTheme(wxT("Default-Day"));
	wxString strNewTheme = wxString::Format(wxT("Theme%d"), m_ThemeManager.GetThemeCount() + 1);

	if (EditTheme(strNewTheme, cNewTheme) != wxID_OK)
		return;

	m_ThemeManager.AddTheme(strNewTheme, cNewTheme);

	RefreshComboBoxes();

	// make the added theme the selected theme
	iIndex = m_pctlThemeList->FindString(strNewTheme);
	wxASSERT(iIndex >= 0);
	m_pctlThemeList->SetSelection(iIndex);
}

//////////////////////////////////////////////////////////////////////////////
///
/// Edit was pressed .. edit the selected theme
///
//////////////////////////////////////////////////////////////////////////////
void PreferencesPageThemes::OnEdit(wxCommandEvent& event)
{
	wxString strOldThemeName = m_pctlThemeList->GetStringSelection();
	wxString strNewThemeName = strOldThemeName;
	
	if (EditTheme(strNewThemeName, m_ThemeManager.GetTheme(strOldThemeName)) != wxID_OK)
		return;

	if (strNewThemeName != strOldThemeName)
	{
		// the theme was renamed
		m_ThemeManager.RenameTheme(strOldThemeName, strNewThemeName);
		RefreshComboBoxes(strOldThemeName, strNewThemeName);
	}
}

//////////////////////////////////////////////////////////////////////////////
///
/// Remove was pressed .. remove the selected theme, provided it is not the
/// last one.
///
//////////////////////////////////////////////////////////////////////////////
void PreferencesPageThemes::OnRemove(wxCommandEvent& event)
{
	wxString strTheme = m_pctlThemeList->GetStringSelection();

	if (m_pctlThemeList->GetCount() < 2)
	{
		wxMessageBox(wxT("You cannot delete the last theme."), wxT("Error"), wxICON_ERROR | wxOK);
		return;
	}

	if (wxMessageBox(	wxString::Format(wxT("Are you sure you want to permanently delete %s?"),strTheme.c_str()), 
						wxT("Confirm Deletion"), 
						wxYES_NO | wxICON_QUESTION, 
						this) != wxYES)
		return;

	m_ThemeManager.RemoveTheme(strTheme);
	RefreshComboBoxes();
}

//////////////////////////////////////////////////////////////////////////////
///
/// Edit the theme
///
//////////////////////////////////////////////////////////////////////////////
int PreferencesPageThemes::EditTheme(wxString& strTheme, MapAppearanceSettings & theme)
{
	int iRtn;
	EditThemeDialog dlg(this, strTheme, theme, m_pMapControlData);
	
	iRtn = dlg.ShowModal();
	
	if (iRtn == wxID_OK)
	{
		theme = dlg.GetTheme();
		strTheme = dlg.GetThemeName();
	}
	
	return iRtn;
}

//////////////////////////////////////////////////////////////////////////////
///
/// The list of theme names has changed... refresh all the combo boxes
///
//////////////////////////////////////////////////////////////////////////////
void PreferencesPageThemes::RefreshComboBoxes(const wxString & strRenameFrom, const wxString & strRenameTo)
{
	// Get current selection
	wxString strNightTheme		= m_pctlNightTheme->GetStringSelection();
	wxString strDayTheme		= m_pctlDayTheme->GetStringSelection();
	wxString strPhotoTheme		= m_pctlPhotoTheme->GetStringSelection();
	wxString strSelectedTheme	= m_pctlThemeList->GetStringSelection();
	int iSel;
	
	if (strNightTheme == strRenameFrom)
		strNightTheme = strRenameTo;
	if (strDayTheme == strRenameFrom)
		strDayTheme = strRenameTo;
	if (strPhotoTheme == strRenameFrom)
		strPhotoTheme = strRenameTo;
	if (strSelectedTheme == strRenameFrom)
		strSelectedTheme = strRenameTo;

	m_pctlThemeList->Clear();
	m_pctlNightTheme->Clear();
	m_pctlDayTheme->Clear();
	m_pctlPhotoTheme->Clear();

	wxArrayString strThemes = m_ThemeManager.GetThemeNames();

	m_pctlThemeList->Append(strThemes);
	m_pctlNightTheme->Append(strThemes);
	m_pctlDayTheme->Append(strThemes);
	m_pctlPhotoTheme->Append(strThemes);
	
	if (strThemes.GetCount() == 0)
		return;

	// Restore current selection
	iSel = m_pctlThemeList->FindString(strSelectedTheme);
	if (iSel >= 0)
		m_pctlThemeList->SetSelection(iSel);
	else
		m_pctlThemeList->SetSelection(0);
		
	iSel = m_pctlNightTheme->FindString(strNightTheme);
	if (iSel >= 0)
		m_pctlNightTheme->SetSelection(iSel);
	else
		m_pctlNightTheme->SetSelection(0);
		
	iSel = m_pctlDayTheme->FindString(strDayTheme);
	if (iSel >= 0)
		m_pctlDayTheme->SetSelection(iSel);
	else
		m_pctlDayTheme->SetSelection(0);

	iSel = m_pctlPhotoTheme->FindString(strPhotoTheme);
	if (iSel >= 0)
		m_pctlPhotoTheme->SetSelection(iSel);
	else
		m_pctlPhotoTheme->SetSelection(0);
}