init

2024-03-06 14:54:30 +08:00
commit edac2715f0
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--- a/main/qc_mdiwindow.h
+++ b/main/qc_mdiwindow.h
@@ -0,0 +1,151 @@
+/****************************************************************************
+**
+** This file is part of the LibreCAD project, a 2D CAD program
+**
+** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
+** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
+**
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software 
+** Foundation and appearing in the file gpl-2.0.txt included in the
+** packaging of this file.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+** GNU General Public License for more details.
+** 
+** You should have received a copy of the GNU General Public License
+** along with this program; if not, write to the Free Software
+** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+**
+** This copyright notice MUST APPEAR in all copies of the script!  
+**
+**********************************************************************/
+
+#ifndef QC_MDIWINDOW_H
+#define QC_MDIWINDOW_H
+
+#include <QMdiSubWindow>
+#include <QList>
+#include "rs.h"
+#include "rs_layerlistlistener.h"
+#include "rs_blocklistlistener.h"
+
+class QG_GraphicView;
+class RS_Document;
+class RS_Graphic;
+class RS_Pen;
+class QMdiArea;
+class RS_EventHandler;
+class QCloseEvent;
+
+/**
+ * MDI document window. Contains a document and a view (window).
+ *
+ * @author Andrew Mustun
+ */
+class QC_MDIWindow: public QMdiSubWindow,
+                    public RS_LayerListListener,
+                    public RS_BlockListListener
+{
+    Q_OBJECT
+
+public:
+    QC_MDIWindow(RS_Document* doc,
+                 QWidget* parent,
+                 Qt::WindowFlags wflags=0);
+    ~QC_MDIWindow();
+
+public slots:
+
+	void slotPenChanged(const RS_Pen& p);
+    void slotFileNew();
+    bool slotFileNewTemplate(const QString& fileName, RS2::FormatType type);
+    bool slotFileOpen(const QString& fileName, RS2::FormatType type);
+    bool slotFileSave(bool &cancelled, bool isAutoSave=false);
+    bool slotFileSaveAs(bool &cancelled);
+    void slotFilePrint();
+    void slotZoomAuto();
+
+public:
+    /** @return Pointer to graphic view */
+	QG_GraphicView* getGraphicView() const;
+
+    /** @return Pointer to document */
+	RS_Document* getDocument() const;
+	
+    /** @return Pointer to graphic or NULL */
+	RS_Graphic* getGraphic() const;
+
+	/** @return Pointer to current event handler */
+	RS_EventHandler* getEventHandler() const;
+
+    void addChildWindow(QC_MDIWindow* w);
+    void removeChildWindow(QC_MDIWindow* w);
+	QList<QC_MDIWindow*>& getChildWindows();
+
+    QC_MDIWindow* getPrintPreview();
+
+    // Methods from RS_LayerListListener Interface:
+    void layerListModified(bool) override {
+        setWindowModified(document->isModified());
+    }
+
+    // Methods from RS_BlockListListener Interface:
+    void blockListModified(bool) override {
+        setWindowModified(document->isModified());
+    }
+
+    /**
+     * Sets the parent window that will be notified if this window
+     * is closed or NULL.
+     */
+    void setParentWindow(QC_MDIWindow* p);
+    QC_MDIWindow* getParentWindow() const;
+
+    /**
+     * @return The MDI window id.
+     */
+	int getId() const;
+
+	friend std::ostream& operator << (std::ostream& os, QC_MDIWindow& w);
+
+    bool has_children();
+
+signals:
+    void signalClosing(QC_MDIWindow*);
+
+protected:
+    void closeEvent(QCloseEvent*);
+
+private:
+    void drawChars();
+
+private:
+    /** window ID */
+    int id;
+    /** ID counter */
+    static int idCounter;
+    /** Graphic view */
+    QG_GraphicView* graphicView;
+    /** Document */
+    RS_Document* document;
+    /** Does the window own the document? */
+    bool owner;
+    /**
+     * List of known child windows that show blocks of the same drawing.
+     */
+    QList<QC_MDIWindow*> childWindows;
+    /**
+     * Pointer to parent window which needs to know if this window 
+     * is closed or NULL.
+     */
+    QC_MDIWindow* parentWindow{nullptr};
+    QMdiArea* cadMdiArea;
+};
+
+
+#endif
+