mirror of
https://github.com/juce-framework/JUCE.git
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254 lines
9.8 KiB
C++
254 lines
9.8 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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#pragma once
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#include "jucer_DocumentEditorComponent.h"
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//==============================================================================
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class SourceCodeDocument : public OpenDocumentManager::Document
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{
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public:
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SourceCodeDocument (Project*, const File&);
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bool loadedOk() const override { return true; }
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bool isForFile (const File& file) const override { return getFile() == file; }
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bool isForNode (const ValueTree&) const override { return false; }
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bool refersToProject (Project& p) const override { return project == &p; }
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Project* getProject() const override { return project; }
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String getName() const override { return getFile().getFileName(); }
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String getType() const override { return getFile().getFileExtension() + " file"; }
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File getFile() const override { return modDetector.getFile(); }
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bool needsSaving() const override { return codeDoc != nullptr && codeDoc->hasChangedSinceSavePoint(); }
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bool hasFileBeenModifiedExternally() override { return modDetector.hasBeenModified(); }
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void fileHasBeenRenamed (const File& newFile) override { modDetector.fileHasBeenRenamed (newFile); }
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String getState() const override { return lastState != nullptr ? lastState->toString() : String(); }
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void restoreState (const String& state) override { lastState.reset (new CodeEditorComponent::State (state)); }
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File getCounterpartFile() const override
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{
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auto file = getFile();
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if (file.hasFileExtension (sourceFileExtensions))
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{
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static const char* extensions[] = { "h", "hpp", "hxx", "hh", nullptr };
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return findCounterpart (file, extensions);
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}
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if (file.hasFileExtension (headerFileExtensions))
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{
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static const char* extensions[] = { "cpp", "mm", "cc", "cxx", "c", "m", nullptr };
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return findCounterpart (file, extensions);
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}
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return {};
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}
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static File findCounterpart (const File& file, const char** extensions)
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{
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while (*extensions != nullptr)
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{
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auto f = file.withFileExtension (*extensions++);
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if (f.existsAsFile())
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return f;
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}
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return {};
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}
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void reloadFromFile() override;
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bool saveSyncWithoutAsking() override;
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void saveAsync (std::function<void (bool)>) override;
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void saveAsAsync (std::function<void (bool)>) override;
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std::unique_ptr<Component> createEditor() override;
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std::unique_ptr<Component> createViewer() override { return createEditor(); }
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void updateLastState (CodeEditorComponent&);
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void applyLastState (CodeEditorComponent&) const;
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CodeDocument& getCodeDocument();
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//==============================================================================
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struct Type final : public OpenDocumentManager::DocumentType
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{
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bool canOpenFile (const File& file) override
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{
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if (file.hasFileExtension (sourceOrHeaderFileExtensions)
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|| file.hasFileExtension ("txt;inc;tcc;xml;plist;rtf;html;htm;php;py;rb;cs"))
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return true;
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MemoryBlock mb;
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if (file.loadFileAsData (mb)
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&& seemsToBeText (static_cast<const char*> (mb.getData()), (int) mb.getSize())
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&& ! file.hasFileExtension ("svg"))
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return true;
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return false;
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}
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static bool seemsToBeText (const char* const chars, const int num) noexcept
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{
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for (int i = 0; i < num; ++i)
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{
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const char c = chars[i];
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if ((c < 32 && c != '\t' && c != '\r' && c != '\n') || chars[i] > 126)
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return false;
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}
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return true;
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}
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Document* openFile (Project* p, const File& file) override { return new SourceCodeDocument (p, file); }
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};
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protected:
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FileModificationDetector modDetector;
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std::unique_ptr<CodeDocument> codeDoc;
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Project* project;
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std::unique_ptr<CodeEditorComponent::State> lastState;
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void reloadInternal();
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private:
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std::unique_ptr<FileChooser> chooser;
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};
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class GenericCodeEditorComponent;
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//==============================================================================
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class SourceCodeEditor final : public DocumentEditorComponent,
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private ValueTree::Listener,
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private CodeDocument::Listener
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{
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public:
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SourceCodeEditor (OpenDocumentManager::Document*, CodeDocument&);
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SourceCodeEditor (OpenDocumentManager::Document*, GenericCodeEditorComponent*);
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~SourceCodeEditor() override;
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void scrollToKeepRangeOnScreen (Range<int> range);
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void highlight (Range<int> range, bool cursorAtStart);
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std::unique_ptr<GenericCodeEditorComponent> editor;
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private:
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void resized() override;
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void lookAndFeelChanged() override;
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void valueTreePropertyChanged (ValueTree&, const Identifier&) override;
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void valueTreeChildAdded (ValueTree&, ValueTree&) override;
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void valueTreeChildRemoved (ValueTree&, ValueTree&, int) override;
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void valueTreeChildOrderChanged (ValueTree&, int, int) override;
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void valueTreeParentChanged (ValueTree&) override;
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void valueTreeRedirected (ValueTree&) override;
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void codeDocumentTextInserted (const String&, int) override;
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void codeDocumentTextDeleted (int, int) override;
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void setEditor (GenericCodeEditorComponent*);
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void updateColourScheme();
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void checkSaveState();
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SourceCodeEditor)
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};
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//==============================================================================
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class GenericCodeEditorComponent : public CodeEditorComponent
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{
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public:
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GenericCodeEditorComponent (const File&, CodeDocument&, CodeTokeniser*);
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~GenericCodeEditorComponent() override;
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void addPopupMenuItems (PopupMenu&, const MouseEvent*) override;
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void performPopupMenuAction (int menuItemID) override;
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void getAllCommands (Array<CommandID>&) override;
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void getCommandInfo (CommandID, ApplicationCommandInfo&) override;
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bool perform (const InvocationInfo&) override;
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void showFindPanel();
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void hideFindPanel();
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void findSelection();
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void findNext (bool forwards, bool skipCurrentSelection);
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void handleEscapeKey() override;
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void editorViewportPositionChanged() override;
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void resized() override;
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static String getSearchString() { return getAppSettings().getGlobalProperties().getValue ("searchString"); }
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static void setSearchString (const String& s) { getAppSettings().getGlobalProperties().setValue ("searchString", s); }
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static bool isCaseSensitiveSearch() { return getAppSettings().getGlobalProperties().getBoolValue ("searchCaseSensitive"); }
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static void setCaseSensitiveSearch (bool b) { getAppSettings().getGlobalProperties().setValue ("searchCaseSensitive", b); }
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struct Listener
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{
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virtual ~Listener() {}
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virtual void codeEditorViewportMoved (CodeEditorComponent&) = 0;
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};
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void addListener (Listener* listener);
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void removeListener (Listener* listener);
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private:
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File file;
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class FindPanel;
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std::unique_ptr<FindPanel> findPanel;
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ListenerList<Listener> listeners;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (GenericCodeEditorComponent)
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};
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//==============================================================================
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class CppCodeEditorComponent final : public GenericCodeEditorComponent
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{
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public:
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CppCodeEditorComponent (const File&, CodeDocument&);
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~CppCodeEditorComponent() override;
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void addPopupMenuItems (PopupMenu&, const MouseEvent*) override;
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void performPopupMenuAction (int menuItemID) override;
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void handleReturnKey() override;
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void insertTextAtCaret (const String& newText) override;
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private:
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void insertComponentClass();
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std::unique_ptr<AlertWindow> asyncAlertWindow;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (CppCodeEditorComponent)
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};
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