juce_ThreadWithProgressWindow.h

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/*
  ==============================================================================
 
   This file is part of the JUCE library.
   Copyright (c) 2022 - Raw Material Software Limited
 
   JUCE is an open source library subject to commercial or open-source
   licensing.
 
   By using JUCE, you agree to the terms of both the JUCE 7 End-User License
   Agreement and JUCE Privacy Policy.
 
   End User License Agreement: www.juce.com/juce-7-licence
   Privacy Policy: www.juce.com/juce-privacy-policy
 
   Or: You may also use this code under the terms of the GPL v3 (see
   www.gnu.org/licenses).
 
   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
   DISCLAIMED.
 
  ==============================================================================
*/
 
namespace juce
{
 
//==============================================================================
class JUCE_API  ThreadWithProgressWindow  : public Thread,
                                            private Timer
{
public:
    //==============================================================================
    ThreadWithProgressWindow (const String& windowTitle,
                              bool hasProgressBar,
                              bool hasCancelButton,
                              int timeOutMsWhenCancelling = 10000,
                              const String& cancelButtonText = String(),
                              Component* componentToCentreAround = nullptr);

    ~ThreadWithProgressWindow() override;
 
    //==============================================================================
   #if JUCE_MODAL_LOOPS_PERMITTED
    bool runThread (int priority = 5);
   #endif

    void launchThread (int priority = 5);

    void setProgress (double newProgress);

    void setStatusMessage (const String& newStatusMessage);

    AlertWindow* getAlertWindow() const noexcept        { return alertWindow.get(); }
 
    //==============================================================================
    virtual void threadComplete (bool userPressedCancel);
 
private:
    //==============================================================================
    void timerCallback() override;
 
    double progress;
    std::unique_ptr<AlertWindow> alertWindow;
    String message;
    CriticalSection messageLock;
    const int timeOutMsWhenCancelling;
    bool wasCancelledByUser;
 
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ThreadWithProgressWindow)
};
 
} // namespace juce