1 files changed, 186 insertions, 0 deletions
diff --git a/src/frontend/display/cdisplay.h b/src/frontend/display/cdisplay.h
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+++ b/src/frontend/display/cdisplay.h
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+/*********
+*
+* This file is part of BibleTime's source code, http://www.bibletime.info/.
+*
+* Copyright 1999-2008 by the BibleTime developers.
+* The BibleTime source code is licensed under the GNU General Public License version 2.0.
+*
+**********/
+
+
+
+#ifndef CDISPLAY_H
+#define CDISPLAY_H
+
+//BibleTime includes
+#include "util/cpointers.h"
+#include "backend/managers/cswordbackend.h"
+
+//Qt includes
+#include <QMap>
+
+
+class CDisplayConnections;
+class CReadWindow;
+class CWriteWindow;
+
+class CDisplayWindow;
+class CReadDisplay;
+class CWriteDisplay;
+
+class QMenu;
+
+/** The base class for all display widgets.
+  * @author The BibleTime team
+  */
+class CDisplay : public CPointers {
+public:
+	enum WriteDisplayType {
+		HTMLDisplay = 0,
+		PlainTextDisplay
+	};
+
+	static CReadDisplay* createReadInstance(CReadWindow* readWindow, QWidget* parent = 0);
+	static CWriteDisplay* createWriteInstance( CWriteWindow* writeWindow, const WriteDisplayType& type = PlainTextDisplay, QWidget* parent = 0 );
+
+	enum TextType {
+		HTMLText, /* Used for HTML markup */
+		PlainText /* Plain text without links etc. */
+	};
+	enum TextPart {
+		Document, /* All text */
+		SelectedText, /* Only the selected text */
+		AnchorOnly,
+		AnchorTextOnly,
+		AnchorWithText
+	};
+
+	/**
+	* Copies the given text with the specified format into the applications clipboard.
+	*/
+	virtual bool copy( const CDisplay::TextType format, const CDisplay::TextPart part );
+	/**
+	* Saves the given text with the specified format into the applications clipboard.
+	*/
+	virtual bool save( const CDisplay::TextType format, const CDisplay::TextPart part );
+
+	//the pure virtual methods of this base class
+
+	/** Returns the text in the given format.
+	*
+	*/
+	virtual const QString text( const CDisplay::TextType format = CDisplay::HTMLText, const CDisplay::TextPart part = CDisplay::Document ) = 0;
+	/**
+	* Sets the new text for this display widget.
+	*/
+	virtual void setText( const QString& newText ) = 0;
+	/**
+	* Returns true if the display widget has a selection. Otherwise false.
+	*/
+	virtual bool hasSelection() = 0;
+	/**
+	* Returns the view of this display widget.
+	*/
+	virtual QWidget* view() = 0;
+	/**
+	*  Selects the document text.
+	*/
+	virtual void selectAll() = 0;
+	/**
+	* Returns the connections obect used for signas and slots.
+	*/
+	virtual CDisplayConnections* connectionsProxy() const;
+	/**
+	* Returns the parent window used for this display widget.
+	*/
+	CDisplayWindow* parentWindow() const;
+	virtual void print( const CDisplay::TextPart, CSwordBackend::DisplayOptions displayOptions, CSwordBackend::FilterOptions filterOptions) = 0;
+	/**
+	* Installs the popup which should be opened when the right mouse button was pressed.
+	*/
+	void installPopup( QMenu* popup );
+	/**
+	* Returns the popup menu which was set by installPopupMenu()
+	*/
+	QMenu* installedPopup();
+
+	virtual void zoomIn() {}
+	virtual void zoomOut() {}
+	virtual void openFindTextDialog() {}
+
+	enum NodeInfoType {
+		Lemma
+	};
+
+
+	virtual QMap<NodeInfoType, QString> getCurrentNodeInfo() {
+		return QMap<NodeInfoType, QString>();
+	}
+
+protected:
+	/**
+	* Used when a reference was dropped onto the widget.
+	*/
+	void emitReferenceDropped( const QString& reference );
+	/**
+	* Emits the signal which used when a reference was clicked.
+	*/
+	void emitReferenceClicked( const QString& reference );
+
+protected:
+	CDisplay(CDisplayWindow* parent);
+	virtual ~CDisplay();
+
+private:
+	CDisplayWindow* m_parentWindow;
+	CDisplayConnections* m_connections;
+	QMenu* m_popup;
+};
+
+class CDisplayConnections : public QObject {
+	Q_OBJECT
+public:
+	CDisplayConnections( CDisplay* parent );
+
+public slots:
+	virtual void selectAll();
+	void emitReferenceClicked( const QString& module, const QString& key);
+	void emitReferenceDropped( const QString& key );
+	void emitTextChanged();
+
+	//stuff which works in every CDisplay
+	void saveAsPlain();
+	void saveAsHTML();
+	void saveAnchorWithText();
+
+	void printAll(CSwordBackend::DisplayOptions displayOptions, CSwordBackend::FilterOptions filterOptions);
+	void printAnchorWithText(CSwordBackend::DisplayOptions displayOptions, CSwordBackend::FilterOptions filterOptions);
+
+	void copySelection();
+	void copyAll();
+	void copyAnchorWithText();
+	void copyAnchorTextOnly();
+	void copyAnchorOnly();
+
+	void clear();
+
+	void zoomIn();
+	void zoomOut();
+
+	void openFindTextDialog();
+
+signals:
+	void referenceClicked(const QString& module, const QString& key);
+	void referenceDropped(const QString& key);
+	void textChanged();
+
+private:
+	CDisplay* m_display;
+
+	struct {
+		QString module;
+		QString key;
+	} m_referenceClickedCache;
+};
+
+#endif