/* 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) 2013-2015 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 "ProgressWizardPage.h" namespace VeraCrypt { ProgressWizardPage::ProgressWizardPage (wxPanel* parent, bool enableAbort) : ProgressWizardPageBase (parent), PreviousGaugeValue (0), ProgressBarRange (1), RealProgressBarRange (1) { #ifdef TC_MACOSX ProgressGauge->SetMinSize (wxSize (-1, 12)); // OS X apparently supports only up to 12px thick progress bars #else ProgressGauge->SetMinSize (wxSize (-1, Gui->GetCharHeight (this) * 2)); #endif ProgressValue.Set (0); ProgressGauge->SetValue (0); AbortButton->Show (enableAbort); class Timer : public wxTimer { public: Timer (ProgressWizardPage *page) : Page (page) { } void Notify() { Page->OnTimer(); } ProgressWizardPage *Page; }; mTimer.reset (dynamic_cast <wxTimer *> (new Timer (this))); mTimer->Start (30); } void ProgressWizardPage::OnAbortButtonClick (wxCommandEvent& event) { AbortEvent.Raise(); } void ProgressWizardPage::OnTimer () { uint64 value = ProgressValue.Get(); int gaugeValue = static_cast <int> (value * RealProgressBarRange / ProgressBarRange); if (value == ProgressBarRange) gaugeValue = RealProgressBarRange; // Prevent round-off error if (gaugeValue != PreviousGaugeValue) { ProgressGauge->SetValue (gaugeValue); PreviousGaugeValue = gaugeValue; } } void ProgressWizardPage::SetMaxStaticTextWidth (int width) { InfoStaticText->Wrap (width); } void ProgressWizardPage::SetProgressRange (uint64 progressBarRange) { ProgressBarRange = progressBarRange; RealProgressBarRange = ProgressGauge->GetSize().GetWidth(); ProgressGauge->SetRange (RealProgressBarRange); } }