JUCE/extras/AudioPluginHost/Source/UI/MainHostWindow.h

/*
  ==============================================================================

   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.

  ==============================================================================
*/

#pragma once

#include "../Plugins/PluginGraph.h"
#include "GraphEditorPanel.h"


//==============================================================================
namespace CommandIDs
{
   #if ! (JUCE_IOS || JUCE_ANDROID)
    static const int open                   = 0x30000;
    static const int save                   = 0x30001;
    static const int saveAs                 = 0x30002;
    static const int newFile                = 0x30003;
   #endif
    static const int showPluginListEditor   = 0x30100;
    static const int showAudioSettings      = 0x30200;
    static const int aboutBox               = 0x30300;
    static const int allWindowsForward      = 0x30400;
    static const int toggleDoublePrecision  = 0x30500;
    static const int autoScalePluginWindows = 0x30600;
}

//==============================================================================
ApplicationCommandManager& getCommandManager();
ApplicationProperties& getAppProperties();
bool isOnTouchDevice();

//==============================================================================
enum class AutoScale
{
    scaled,
    unscaled,
    useDefault
};

constexpr bool autoScaleOptionAvailable =
    #if JUCE_WINDOWS && JUCE_WIN_PER_MONITOR_DPI_AWARE
     true;
    #else
     false;
    #endif

AutoScale getAutoScaleValueForPlugin (const String&);
void setAutoScaleValueForPlugin (const String&, AutoScale);
bool shouldAutoScalePlugin (const PluginDescription&);
void addPluginAutoScaleOptionsSubMenu (AudioPluginInstance*, PopupMenu&);

constexpr const char* processUID = "juceaudiopluginhost";

//==============================================================================
class MainHostWindow    : public DocumentWindow,
                          public MenuBarModel,
                          public ApplicationCommandTarget,
                          public ChangeListener,
                          public FileDragAndDropTarget
{
public:
    //==============================================================================
    MainHostWindow();
    ~MainHostWindow() override;

    //==============================================================================
    void closeButtonPressed() override;
    void changeListenerCallback (ChangeBroadcaster*) override;

    bool isInterestedInFileDrag (const StringArray& files) override;
    void fileDragEnter (const StringArray& files, int, int) override;
    void fileDragMove (const StringArray& files, int, int) override;
    void fileDragExit (const StringArray& files) override;
    void filesDropped (const StringArray& files, int, int) override;

    void menuBarActivated (bool isActive) override;

    StringArray getMenuBarNames() override;
    PopupMenu getMenuForIndex (int topLevelMenuIndex, const String& menuName) override;
    void menuItemSelected (int menuItemID, int topLevelMenuIndex) override;
    ApplicationCommandTarget* getNextCommandTarget() override;
    void getAllCommands (Array<CommandID>&) override;
    void getCommandInfo (CommandID, ApplicationCommandInfo&) override;
    bool perform (const InvocationInfo&) override;

    void tryToQuitApplication();

    void createPlugin (const PluginDescriptionAndPreference&, Point<int> pos);

    void addPluginsToMenu (PopupMenu&);
    PluginDescriptionAndPreference getChosenType (int menuID) const;

    std::unique_ptr<GraphDocumentComponent> graphHolder;

private:
    //==============================================================================
    static bool isDoublePrecisionProcessingEnabled();
    static bool isAutoScalePluginWindowsEnabled();

    static void updatePrecisionMenuItem (ApplicationCommandInfo& info);
    static void updateAutoScaleMenuItem (ApplicationCommandInfo& info);

    void showAudioSettings();

    int getIndexChosenByMenu (int menuID) const;

    //==============================================================================
    AudioDeviceManager deviceManager;
    AudioPluginFormatManager formatManager;

    std::vector<PluginDescription> internalTypes;
    KnownPluginList knownPluginList;
    KnownPluginList::SortMethod pluginSortMethod;
    Array<PluginDescriptionAndPreference> pluginDescriptionsAndPreference;

    class PluginListWindow;
    std::unique_ptr<PluginListWindow> pluginListWindow;

    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MainHostWindow)
};