/**************************************************************************** ** ** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of Qt Creator. ** ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Digia. For licensing terms and ** conditions see http://www.qt.io/licensing. For further information ** use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 or version 3 as published by the Free ** Software Foundation and appearing in the file LICENSE.LGPLv21 and ** LICENSE.LGPLv3 included in the packaging of this file. Please review the ** following information to ensure the GNU Lesser General Public License ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Digia gives you certain additional ** rights. These rights are described in the Digia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ****************************************************************************/ #ifndef VCSBASEEDITOR_H #define VCSBASEEDITOR_H #include "vcsbase_global.h" #include #include QT_BEGIN_NAMESPACE class QAction; class QRegExp; class QTextCodec; class QTextCursor; QT_END_NAMESPACE namespace Core { class IVersionControl; } namespace VcsBase { namespace Internal { class ChangeTextCursorHandler; class VcsBaseEditorWidgetPrivate; } class DiffHighlighter; class BaseAnnotationHighlighter; class VcsBaseEditorParameterWidget; class Command; // Documentation inside enum EditorContentType { LogOutput, AnnotateOutput, DiffOutput, OtherContent }; class VCSBASE_EXPORT VcsBaseEditorParameters { public: EditorContentType type; const char *id; const char *displayName; const char *context; const char *mimeType; }; class VCSBASE_EXPORT DiffChunk { public: bool isValid() const; QByteArray asPatch(const QString &workingDirectory) const; QString fileName; QByteArray chunk; QByteArray header; }; class VCSBASE_EXPORT VcsBaseEditorWidget : public TextEditor::BaseTextEditorWidget { Q_PROPERTY(QString source READ source WRITE setSource) Q_PROPERTY(QString workingDirectory READ workingDirectory WRITE setWorkingDirectory) Q_PROPERTY(QTextCodec *codec READ codec WRITE setCodec) Q_PROPERTY(QString annotateRevisionTextFormat READ annotateRevisionTextFormat WRITE setAnnotateRevisionTextFormat) Q_PROPERTY(QString copyRevisionTextFormat READ copyRevisionTextFormat WRITE setCopyRevisionTextFormat) Q_PROPERTY(bool isFileLogAnnotateEnabled READ isFileLogAnnotateEnabled WRITE setFileLogAnnotateEnabled) Q_OBJECT protected: // Initialization requires calling init() (which in turns calls // virtual functions). explicit VcsBaseEditorWidget(const VcsBaseEditorParameters *type, QWidget *parent); // Pattern for diff header. File name must be in the first capture group void setDiffFilePattern(const QRegExp &pattern); // Pattern for log entry. hash/revision number must be in the first capture group void setLogEntryPattern(const QRegExp &pattern); virtual bool supportChangeLinks() const; virtual QString fileNameForLine(int line) const; public: virtual void init(); ~VcsBaseEditorWidget(); /* Force read-only: Make it a read-only, temporary file. * Should be set to true by version control views. It is not on * by default since it should not trigger when patches are opened as * files. */ void setForceReadOnly(bool b); QString source() const; void setSource(const QString &source); // Format for "Annotate" revision menu entries. Should contain '%1" placeholder QString annotateRevisionTextFormat() const; void setAnnotateRevisionTextFormat(const QString &); // Format for "Annotate Previous" revision menu entries. Should contain '%1" placeholder. // Defaults to "annotateRevisionTextFormat" if unset. QString annotatePreviousRevisionTextFormat() const; void setAnnotatePreviousRevisionTextFormat(const QString &); // Format for "Copy" revision menu entries. Should contain '%1" placeholder QString copyRevisionTextFormat() const; void setCopyRevisionTextFormat(const QString &); // Enable "Annotate" context menu in file log view // (set to true if the source is a single file and the VCS implements it) bool isFileLogAnnotateEnabled() const; void setFileLogAnnotateEnabled(bool e); QTextCodec *codec() const; void setCodec(QTextCodec *); // Base directory for diff views QString workingDirectory() const; void setWorkingDirectory(const QString &wd); bool isModified() const; EditorContentType contentType() const; // Utility to find a parameter set by type in an array. static const VcsBaseEditorParameters * findType(const VcsBaseEditorParameters *array, int arraySize, EditorContentType et); // Utility to find the codec for a source (file or directory), querying // the editor manager and the project managers (defaults to system codec). // The codec should be set on editors displaying diff or annotation // output. static QTextCodec *getCodec(const QString &source); static QTextCodec *getCodec(const QString &workingDirectory, const QStringList &files); // Utility to return the widget from the IEditor returned by the editor // manager which is a BaseTextEditor. static VcsBaseEditorWidget *getVcsBaseEditor(const Core::IEditor *editor); // Utility to find the line number of the current editor. Optionally, // pass in the file name to match it. To be used when jumping to current // line number in a 'annnotate current file' slot, which checks if the // current file originates from the current editor or the project selection. static int lineNumberOfCurrentEditor(const QString ¤tFile = QString()); //Helper to go to line of editor if it is a text editor static bool gotoLineOfEditor(Core::IEditor *e, int lineNumber); // Convenience functions to determine the source to pass on to a diff // editor if one has a call consisting of working directory and file arguments. // ('git diff XX' -> 'XX' , 'git diff XX file' -> 'XX/file'). static QString getSource(const QString &workingDirectory, const QString &fileName); static QString getSource(const QString &workingDirectory, const QStringList &fileNames); // Convenience functions to determine an title/id to identify the editor // from the arguments (','-joined arguments or directory) + revision. static QString getTitleId(const QString &workingDirectory, const QStringList &fileNames, const QString &revision = QString()); bool setConfigurationWidget(VcsBaseEditorParameterWidget *w); VcsBaseEditorParameterWidget *configurationWidget() const; void setCommand(Command *command); /* Tagging editors: Sometimes, an editor should be re-used, for example, when showing * a diff of the same file with different diff-options. In order to be able to find * the editor, they get a 'tag' containing type and parameters (dynamic property string). */ static void tagEditor(Core::IEditor *e, const QString &tag); static Core::IEditor* locateEditorByTag(const QString &tag); static QString editorTag(EditorContentType t, const QString &workingDirectory, const QStringList &files, const QString &revision = QString()); signals: // These signals also exist in the opaque editable (IEditor) that is // handled by the editor manager for convenience. They are emitted // for LogOutput/AnnotateOutput content types. void describeRequested(const QString &source, const QString &change); void annotateRevisionRequested(const QString &workingDirectory, const QString &file, const QString &change, int lineNumber); void diffChunkApplied(const VcsBase::DiffChunk &dc); void diffChunkReverted(const VcsBase::DiffChunk &dc); public slots: void reportCommandFinished(bool ok, int exitCode, const QVariant &data); protected: virtual TextEditor::BaseTextEditor *createEditor(); void contextMenuEvent(QContextMenuEvent *e); void mouseMoveEvent(QMouseEvent *e); void mouseReleaseEvent(QMouseEvent *e); void mouseDoubleClickEvent(QMouseEvent *e); void keyPressEvent(QKeyEvent *); private slots: void slotActivateAnnotation(); void slotPopulateDiffBrowser(); void slotPopulateLogBrowser(); void slotJumpToEntry(int); void slotCursorPositionChanged(); void slotAnnotateRevision(); void slotApplyDiffChunk(); void slotPaste(); protected: /* A helper that can be used to locate a file in a diff in case it * is relative. Tries to derive the directory from base directory, * source and version control. */ virtual QString findDiffFile(const QString &f) const; virtual void addDiffActions(QMenu *menu, const DiffChunk &chunk); virtual void addChangeActions(QMenu *menu, const QString &change); // Implement to return a set of change identifiers in // annotation mode virtual QSet annotationChanges() const = 0; // Implement to identify a change number at the cursor position virtual QString changeUnderCursor(const QTextCursor &) const = 0; // Factory functions for highlighters virtual BaseAnnotationHighlighter *createAnnotationHighlighter(const QSet &changes) const = 0; // Returns a local file name from the diff file specification // (text cursor at position above change hunk) QString fileNameFromDiffSpecification(const QTextBlock &inBlock, QString *header = 0) const; // Implement to return decorated annotation change for "Annotate version" virtual QString decorateVersion(const QString &revision) const; // Implement to return the previous version[s] of an annotation change // for "Annotate previous version" virtual QStringList annotationPreviousVersions(const QString &revision) const; // Implement to validate revisions virtual bool isValidRevision(const QString &revision) const; // Implement to return subject for a change line in log virtual QString revisionSubject(const QTextBlock &inBlock) const; private: bool canApplyDiffChunk(const DiffChunk &dc) const; // Revert a patch chunk. Default implementation uses patch.exe bool applyDiffChunk(const DiffChunk &dc, bool revert = false) const; // Indicates if the editor has diff contents. If true, an appropriate // highlighter is used and double-click inside a diff chunk jumps to // the relevant file and line bool hasDiff() const; // cut out chunk and determine file name. DiffChunk diffChunk(QTextCursor cursor) const; void jumpToChangeFromDiff(QTextCursor cursor); friend class Internal::ChangeTextCursorHandler; Internal::VcsBaseEditorWidgetPrivate *const d; #ifdef WITH_TESTS public: void testDiffFileResolving(); void testLogResolving(QByteArray &data, const QByteArray &entry1, const QByteArray &entry2); #endif }; } // namespace VcsBase Q_DECLARE_METATYPE(VcsBase::DiffChunk) #endif // VCSBASEEDITOR_H