<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/T/*
Derived from source code of TrueCrypt 7.1a, which is
Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
by the TrueCrypt License 3.0.
Modifications and additions to the original source code (contained in this file)
and all other portions of this file are Copyright (c) 2013-2017 IDRIX
and are governed by the Apache License 2.0 the full text of which is
contained in the file License.txt included in VeraCrypt binary and source
code distribution packages.
*/
#include "System.h"
#include "Main/GraphicUserInterface.h"
#include "Main/Resources.h"
#include "WizardFrame.h"
namespace VeraCrypt
{
WizardFrame::WizardFrame (wxWindow* parent)
: WizardFrameBase (parent),
CurrentPage (nullptr),
CurrentStep (-1),
MaxStaticTextWidth (-1),
WorkInProgress (false)
{
SetIcon (Resources::GetVeraCryptIcon());
PageTitleStaticText->SetFont (wxFont (
#ifdef TC_WINDOWS
16
#elif defined(TC_MACOSX)
18
#elif defined(__WXGTK__)
14
#endif
* Gui->GetCharHeight (this) / 13, wxFONTFAMILY_DEFAULT, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false, L"Times New Roman"));
UpdateControls();
this->SetDefaultItem (NextButton);
NextButton->SetFocus();
foreach (wxWindow *c, MainPanel->GetChildren())
c->Connect (wxEVT_MOTION, wxMouseEventHandler (WizardFrame::OnMouseMotion), nullptr, this);
}
WizardFrame::~WizardFrame ()
{
if (CurrentPage)
CurrentPage->Destroy();
}
void WizardFrame::ClearHistory ()
{
StepHistory.clear();
UpdateControls();
}
void WizardFrame::OnActivate (wxActivateEvent& event)
{
Gui->SetActiveFrame (this);
event.Skip();
}
void WizardFrame::OnClose (wxCloseEvent& event)
{
if (WorkInProgress)
return;
Gui->SetActiveFrame (nullptr);
event.Skip();
}
void WizardFrame::OnHelpButtonClick (wxCommandEvent& event)
{
Gui->OpenUserGuide (this);
}
void WizardFrame::OnNextButtonClick (wxCommandEvent& event)
{
if (CurrentPage->IsValid())
{
WizardStep nextStep = ProcessPageChangeRequest (true);
if (nextStep != CurrentStep)
SetStep (nextStep);
}
}
void WizardFrame::OnPreviousButtonClick (wxCommandEvent& event)
{
ProcessPageChangeRequest (false);
if (!StepHistory.empty())
{
WizardStep prevStep = *StepHistory.rbegin();
StepHistory.pop_back();
SetStep (prevStep, false);
}
}
void WizardFrame::SetCancelButtonText (const wxString &text)
{
CancelButton->SetLabel (text.empty() ? wxString (LangString["IDC_ABORT_BUTTON"]) : text);
}
void WizardFrame::SetImage (const wxBitmap &bitmap)
{
WizardBitmap->SetBitmap (bitmap);
}
void WizardFrame::SetMaxStaticTextWidth (size_t charCount)
{
MaxStaticTextWidth = Gui->GetCharWidth (this) * charCount;
}
void WizardFrame::SetStep (WizardStep newStep)
{
SetStep (newStep, true);
}
void WizardFrame::SetStep (WizardStep newStep, bool forward)
{
bool init = false;
FreezeScope freeze (this);
#ifdef TC_WINDOWS
HelpButton->Disable(); // Prevent Help button from getting default focus
NextButton->Enable();
#endif
if (CurrentPage)
{
if (forward)
StepHistory.push_back (CurrentStep);
CurrentPage->OnPageChanging (forward);
CurrentPage->Destroy();
CurrentPage = nullptr;
}
else
init = true;
CurrentStep = newStep;
CurrentPage = GetPage (newStep);
CurrentPage->PageUpdatedEvent.Connect (EventConnector <WizardFrame> (this, &WizardFrame::OnPageUpdated));
CurrentPage->Connect (wxEVT_MOTION, wxMouseEventHandler (WizardFrame::OnMouseMotion), nullptr, this);
foreach (wxWindow *c, CurrentPage->GetChildren())
c->Connect (wxEVT_MOTION, wxMouseEventHandler (WizardFrame::OnMouseMotion), nullptr, this);
if (MaxStaticTextWidth > 0)
CurrentPage->SetMaxStaticTextWidth (MaxStaticTextWidth);
PageTitleStaticText->SetLabel (CurrentPage->GetPageTitle());
PageSizer->Add (CurrentPage, 1, wxALL | wxEXPAND);
if (init)
{
Fit();
Layout();
Center();
}
else
MainPanel->Layout();
CurrentPage->SetFocus();
wxString nextButtonText = CurrentPage->GetNextButtonText();
if (nextButtonText.empty())
NextButton->SetLabel (_("NEXT"));
else
NextButton->SetLabel (nextButtonText);
#ifdef TC_WINDOWS
HelpButton->Enable();
#endif
UpdateControls();
}
void WizardFrame::SetWorkInProgress (bool state)
{
WorkInProgress = state;
UpdateControls();
}
void WizardFrame::UpdateControls ()
{
CancelButton->Enable (!WorkInProgress);
HelpButton->Enable (!WorkInProgress);
NextButton->Enable (!WorkInProgress && CurrentPage != nullptr && CurrentPage->IsValid());
PreviousButton->Enable (!WorkInProgress && !StepHistory.empty());
}
}
