From d90d9f0c401a21c85a525aaca0b97df8f7955db8 Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Thu, 25 Dec 2014 22:54:14 +0100
Subject: Linux/MacOSX: Implement waiting dialog for lengthy operations in
 order to have a better user experience.

---
 src/Main/Forms/WaitDialog.h | 90 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100755 src/Main/Forms/WaitDialog.h

(limited to 'src/Main/Forms/WaitDialog.h')

diff --git a/src/Main/Forms/WaitDialog.h b/src/Main/Forms/WaitDialog.h
new file mode 100755
index 00000000..c9e0d56e
--- /dev/null
+++ b/src/Main/Forms/WaitDialog.h
@@ -0,0 +1,90 @@
+/*
+ Copyright (c) 2014 IDRIX. All rights reserved.
+
+ Governed by the VeraCrypt License the full text of which is contained in
+ the file License.txt included in VeraCrypt binary and source code distribution
+ packages.
+*/
+
+#ifndef TC_HEADER_Main_Forms_WaitDialog
+#define TC_HEADER_Main_Forms_WaitDialog
+
+#include "Forms.h"
+#include "Main/Main.h"
+
+namespace VeraCrypt
+{
+
+	DECLARE_LOCAL_EVENT_TYPE(wxEVT_COMMAND_WAITDIALOGTHREAD_COMPLETED, -1);
+	
+	class WaitDialog;
+
+
+
+	class WaitThread : public wxThread
+	{
+	public:
+		WaitThread(WaitDialog *handler, WaitThreadRoutine* pRoutine) : wxThread(wxTHREAD_DETACHED), m_pRoutine(pRoutine)
+		{
+			m_pHandler = handler;			
+		}
+		~WaitThread()
+		{			
+		}
+		
+	protected:
+		virtual ExitCode Entry();
+		WaitDialog *m_pHandler;
+		WaitThreadRoutine* m_pRoutine;
+	};
+
+	class WaitDialog : public WaitDialogBase, public WaitThreadUI
+	{
+	public:
+		WaitDialog (wxWindow *parent, const wxString& label, WaitThreadRoutine* pRoutine) 
+			: WaitDialogBase(parent), WaitThreadUI(pRoutine), m_timer (this)
+		{
+			WaitStaticText->SetLabel (label);
+			WaitProgessBar->Pulse();
+			Layout();
+			GetSizer()->Fit( this );
+			Centre( wxBOTH );
+			Connect( wxID_ANY, wxEVT_COMMAND_WAITDIALOGTHREAD_COMPLETED, wxCommandEventHandler( WaitDialog::OnThreadCompletion ) );
+			Connect( wxEVT_TIMER, wxTimerEventHandler( WaitDialog::OnProgressTimer ), NULL, this );
+			m_thread = new WaitThread(this, pRoutine);
+		}
+		
+		~WaitDialog()
+		{
+			Disconnect( wxEVT_TIMER, wxTimerEventHandler( WaitDialog::OnProgressTimer ));
+			Disconnect( wxID_ANY, wxEVT_COMMAND_WAITDIALOGTHREAD_COMPLETED, wxCommandEventHandler( WaitDialog::OnThreadCompletion ) );
+		}
+
+		virtual void OnWaitDialogInit( wxInitDialogEvent& event )
+		{	
+			m_thread->Run();
+			m_timer.Start(100);
+		}
+		
+		// virtual void OnWaitDialogClose( wxCloseEvent& event ) { }
+		void OnThreadCompletion(wxCommandEvent &)
+		{
+			EndModal(0);
+		}
+		
+		void OnProgressTimer(wxTimerEvent& event)
+		{
+			WaitProgessBar->Pulse();
+		}
+
+		virtual void Run(void) { ShowModal(); if (m_pRoutine->HasException()) ThrowException(m_pRoutine->m_pException); }
+
+		void ThrowException(Exception* ex);
+
+	protected:
+		WaitThread* m_thread;
+		wxTimer m_timer;	
+	};
+}
+
+#endif // TC_HEADER_Main_Forms_WaitDialog
-- 
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