git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
This commit is contained in:
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deps/juce/examples/GUI/MDIDemo.h
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deps/juce/examples/GUI/MDIDemo.h
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/*
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==============================================================================
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This file is part of the JUCE examples.
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Copyright (c) 2020 - Raw Material Software Limited
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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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To use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES,
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WHETHER EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR
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PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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/*******************************************************************************
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The block below describes the properties of this PIP. A PIP is a short snippet
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of code that can be read by the Projucer and used to generate a JUCE project.
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BEGIN_JUCE_PIP_METADATA
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name: MDIDemo
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version: 1.0.0
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vendor: JUCE
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website: http://juce.com
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description: Displays and edits MDI files.
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dependencies: juce_core, juce_data_structures, juce_events, juce_graphics,
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juce_gui_basics, juce_gui_extra
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exporters: xcode_mac, vs2019, linux_make, androidstudio, xcode_iphone
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moduleFlags: JUCE_STRICT_REFCOUNTEDPOINTER=1
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type: Component
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mainClass: MDIDemo
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useLocalCopy: 1
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END_JUCE_PIP_METADATA
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*******************************************************************************/
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#pragma once
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#include "../Assets/DemoUtilities.h"
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//==============================================================================
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/** The Note class contains text editor used to display and edit the note's contents and will
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also listen to changes in the text and mark the FileBasedDocument as 'dirty'. This 'dirty'
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flag is used to prompt the user to save the note when it is closed.
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*/
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class Note : public Component,
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public FileBasedDocument
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{
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public:
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Note (const String& name, const String& contents)
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: FileBasedDocument (".jnote", "*.jnote",
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"Browse for note to load",
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"Choose file to save note to"),
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textValueObject (contents)
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{
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// we need to use an separate Value object as our text source so it doesn't get marked
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// as changed immediately
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setName (name);
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editor.setMultiLine (true);
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editor.setReturnKeyStartsNewLine (true);
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editor.getTextValue().referTo (textValueObject);
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addAndMakeVisible (editor);
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editor.onTextChange = [this] { changed(); };
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}
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void resized() override
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{
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editor.setBounds (getLocalBounds());
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}
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String getDocumentTitle() override
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{
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return getName();
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}
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Result loadDocument (const File& file) override
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{
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editor.setText (file.loadFileAsString());
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return Result::ok();
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}
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Result saveDocument (const File& file) override
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{
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// attempt to save the contents into the given file
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if (file.replaceWithText (editor.getText()))
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return Result::ok();
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return Result::fail ("Can't write to file");
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}
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File getLastDocumentOpened() override
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{
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// not interested in this for now
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return {};
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}
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void setLastDocumentOpened (const File& /*file*/) override
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{
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// not interested in this for now
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}
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File getSuggestedSaveAsFile (const File&) override
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{
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return File::getSpecialLocation (File::userDesktopDirectory)
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.getChildFile (getName())
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.withFileExtension ("jnote");
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}
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private:
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Value textValueObject;
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TextEditor editor;
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void lookAndFeelChanged() override
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{
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editor.applyFontToAllText (editor.getFont());
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}
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Note)
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};
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//==============================================================================
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/** Simple MultiDocumentPanel that just tries to save our notes when they are closed.
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*/
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class DemoMultiDocumentPanel : public MultiDocumentPanel
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{
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public:
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DemoMultiDocumentPanel() = default;
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void tryToCloseDocumentAsync (Component* component, std::function<void (bool)> callback) override
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{
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if (auto* note = dynamic_cast<Note*> (component))
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{
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SafePointer<DemoMultiDocumentPanel> parent { this };
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note->saveIfNeededAndUserAgreesAsync ([parent, callback] (FileBasedDocument::SaveResult result)
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{
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if (parent != nullptr)
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callback (result == FileBasedDocument::savedOk);
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});
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}
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}
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private:
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DemoMultiDocumentPanel)
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};
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//==============================================================================
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/** Simple multi-document panel that manages a number of notes that you can store to files.
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By default this will look for notes saved to the desktop and load them up.
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*/
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class MDIDemo : public Component,
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public FileDragAndDropTarget
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{
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public:
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MDIDemo()
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{
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setOpaque (true);
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showInTabsButton.setToggleState (false, dontSendNotification);
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showInTabsButton.onClick = [this] { updateLayoutMode(); };
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addAndMakeVisible (showInTabsButton);
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addNoteButton.onClick = [this] { addNote ("Note " + String (multiDocumentPanel.getNumDocuments() + 1), "Hello World!"); };
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addAndMakeVisible (addNoteButton);
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closeApplicationButton.onClick = [this]
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{
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multiDocumentPanel.closeAllDocumentsAsync (true, [] (bool allSaved)
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{
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if (allSaved)
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JUCEApplicationBase::quit();
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});
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};
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addAndMakeVisible (closeApplicationButton);
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addAndMakeVisible (multiDocumentPanel);
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multiDocumentPanel.setBackgroundColour (Colours::transparentBlack);
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updateLayoutMode();
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addNote ("Notes Demo", "You can drag-and-drop text files onto this page to open them as notes..");
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addExistingNotes();
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setSize (500, 500);
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}
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void paint (Graphics& g) override
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{
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g.fillAll (getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::windowBackground));
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}
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void resized() override
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{
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auto area = getLocalBounds();
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auto buttonArea = area.removeFromTop (28).reduced (2);
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closeApplicationButton.setBounds (buttonArea.removeFromRight (150));
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addNoteButton .setBounds (buttonArea.removeFromRight (150));
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showInTabsButton .setBounds (buttonArea);
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multiDocumentPanel.setBounds (area);
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}
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bool isInterestedInFileDrag (const StringArray&) override
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{
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return true;
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}
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void filesDropped (const StringArray& filenames, int /*x*/, int /*y*/) override
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{
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Array<File> files;
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for (auto& f : filenames)
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files.add ({ f });
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createNotesForFiles (files);
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}
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void createNotesForFiles (const Array<File>& files)
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{
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for (auto& file : files)
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{
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auto content = file.loadFileAsString();
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if (content.length() > 20000)
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content = "Too long!";
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addNote (file.getFileName(), content);
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}
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}
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private:
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void updateLayoutMode()
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{
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multiDocumentPanel.setLayoutMode (showInTabsButton.getToggleState() ? MultiDocumentPanel::MaximisedWindowsWithTabs
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: MultiDocumentPanel::FloatingWindows);
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}
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void addNote (const String& name, const String& content)
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{
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auto* newNote = new Note (name, content);
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newNote->setSize (200, 200);
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multiDocumentPanel.addDocument (newNote, Colours::lightblue.withAlpha (0.6f), true);
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}
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void addExistingNotes()
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{
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Array<File> files;
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File::getSpecialLocation (File::userDesktopDirectory).findChildFiles (files, File::findFiles, false, "*.jnote");
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createNotesForFiles (files);
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}
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ToggleButton showInTabsButton { "Show with tabs" };
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TextButton addNoteButton { "Create a new note" },
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closeApplicationButton { "Close app" };
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DemoMultiDocumentPanel multiDocumentPanel;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MDIDemo)
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};
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