propertyeditor.h

Linux下的基于X11的图形开发环境。

/**********************************************************************
** Copyright (C) 2000 Trolltech AS.  All rights reserved.
**
** This file is part of Qt Designer.
**
** 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 LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact [e-mail] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef PROPERTYEDITOR_H
#define PROPERTYEDITOR_H

#include <qfeatures.h>
#include <qvariant.h>
#include <qlistview.h>
#include <qptrlist.h>
#include <qguardedptr.h>
#include <qtabwidget.h>
#include <qmodules.h>
#include "hierarchyview.h"

class PropertyList;
class PropertyEditor;
class QPainter;
class QColorGroup;
class QComboBox;
class QLineEdit;
class QPushButton;
class QHBox;
class QSpinBox;
class QLabel;
class FormWindow;
class QCloseEvent;
class QResizeEvent;
class PropertyWhatsThis;
class QDateEdit;
class QTimeEdit;
class QDateTimeEdit;

class PropertyItem : public QListViewItem
{
public:
    PropertyItem( PropertyList *l, PropertyItem *after, PropertyItem *prop, const QString &propName );
    ~PropertyItem();

    void paintCell( QPainter *p, const QColorGroup &cg, int column, int width, int align );
    void paintBranches( QPainter * p, const QColorGroup & cg,
			int w, int y, int h );
    void paintFocus( QPainter *p, const QColorGroup &cg, const QRect &r );

    virtual bool hasSubItems() const;
    virtual void createChildren();
    virtual void initChildren();

    bool isOpen() const;
    void setOpen( bool b );

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );
    QVariant value() const;
    QString name() const;
    virtual void notifyValueChange();

    virtual void setChanged( bool b, bool updateDb = TRUE );
    bool isChanged() const;

    virtual void placeEditor( QWidget *w );

    virtual PropertyItem *propertyParent() const;
    virtual void childValueChanged( PropertyItem *child );

    void addChild( PropertyItem *i );
    int childCount() const;
    PropertyItem *child( int i ) const;

    virtual bool hasCustomContents() const;
    virtual void drawCustomContents( QPainter *p, const QRect &r );

    void updateBackColor();

    void setup() { QListViewItem::setup(); setHeight( QListViewItem::height() + 2 ); }

    virtual QString currentItem() const;
    virtual int currentIntItem() const;
    virtual void setCurrentItem( const QString &s );
    virtual void setCurrentItem( int i );
    virtual int currentIntItemFromObject() const;
    virtual QString currentItemFromObject() const;

    void setFocus( QWidget *w );

    virtual void toggle();
    void setText( int col, const QString &txt );

protected:
    PropertyList *listview;
    QVariant val;

private:
    QColor backgroundColor();
    void createResetButton();
    void updateResetButtonState();

private:
    bool open, changed;
    PropertyItem *property;
    QString propertyName;
    QPtrList<PropertyItem> children;
    QColor backColor;
    QPushButton *resetButton;

};

class PropertyTextItem : public QObject,
			 public PropertyItem
{
    Q_OBJECT

public:
    PropertyTextItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		      const QString &propName, bool comment, bool multiLine, bool ascii = FALSE, bool a = FALSE );
    ~PropertyTextItem();

    virtual void createChildren();
    virtual void initChildren();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );
    virtual bool hasSubItems() const;
    virtual void childValueChanged( PropertyItem *child );

    virtual void setChanged( bool b, bool updateDb = TRUE );

private slots:
    void setValue();
    void getText();

private:
    QLineEdit *lined();
    QGuardedPtr<QLineEdit> lin;
    QGuardedPtr<QHBox> box;
    QPushButton *button;
    bool withComment, hasMultiLines, asciiOnly, accel;

};


class PropertyBoolItem : public QObject,
			 public PropertyItem
{
    Q_OBJECT

public:
    PropertyBoolItem( PropertyList *l, PropertyItem *after, PropertyItem *prop, const QString &propName );
    ~PropertyBoolItem();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );
    virtual void toggle();

private slots:
    void setValue();

private:
    QComboBox *combo();
    QGuardedPtr<QComboBox> comb;

};

class PropertyIntItem : public QObject,
			public PropertyItem
{
    Q_OBJECT

public:
    PropertyIntItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		     const QString &propName, bool s );
    ~PropertyIntItem();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );

private slots:
    void setValue();

private:
    QSpinBox *spinBox();
    QGuardedPtr<QSpinBox> spinBx;
    bool signedValue;

};

class PropertyLayoutItem : public QObject,
			public PropertyItem
{
    Q_OBJECT

public:
    PropertyLayoutItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		        const QString &propName );
    ~PropertyLayoutItem();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );

private slots:
    void setValue();

private:
    QSpinBox *spinBox();
    QGuardedPtr<QSpinBox> spinBx;

};

class PropertyDoubleItem : public QObject,
			public PropertyItem
{
    Q_OBJECT

public:
    PropertyDoubleItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		     const QString &propName );
    ~PropertyDoubleItem();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );

private slots:
    void setValue();

private:
    QLineEdit *lined();
    QGuardedPtr<QLineEdit> lin;
};

class PropertyListItem : public QObject,
			 public PropertyItem
{
    Q_OBJECT

public:
    PropertyListItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		      const QString &propName, bool editable );
    ~PropertyListItem();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );

    QString currentItem() const;
    int currentIntItem() const;
    void setCurrentItem( const QString &s );
    void setCurrentItem( int i );
    int currentIntItemFromObject() const;
    QString currentItemFromObject() const;
    void addItem( const QString &s );

private slots:
    void setValue();

private:
    QComboBox *combo();
    QGuardedPtr<QComboBox> comb;
    int oldInt;
    bool editable;
    QString oldString;

};

class PropertyFontItem : public QObject,
			 public PropertyItem
{
    Q_OBJECT

public:
    PropertyFontItem( PropertyList *l, PropertyItem *after, PropertyItem *prop, const QString &propName );
    ~PropertyFontItem();

    virtual void createChildren();
    virtual void initChildren();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );
    virtual bool hasSubItems() const;
    virtual void childValueChanged( PropertyItem *child );

private slots:
    void getFont();

private:
    QGuardedPtr<QLineEdit> lined;
    QGuardedPtr<QPushButton> button;
    QGuardedPtr<QHBox> box;

};

class PropertyCoordItem : public QObject,
			  public PropertyItem
{
    Q_OBJECT

public:
    enum Type { Rect, Size, Point };

    PropertyCoordItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		       const QString &propName, Type t );
    ~PropertyCoordItem();

    virtual void createChildren();
    virtual void initChildren();

    virtual void showEditor();
    virtual void hideEditor();

    virtual void setValue( const QVariant &v );
    virtual bool hasSubItems() const;
    virtual void childValueChanged( PropertyItem *child );

private:
    QLineEdit *lined();
    QGuardedPtr<QLineEdit> lin;
    Type typ;

};

class PropertyColorItem : public QObject,
			  public PropertyItem
{
    Q_OBJECT

public:
    PropertyColorItem( PropertyList *l, PropertyItem *after, PropertyItem *prop,
		       const QString &propName, bool children );
    ~PropertyColorItem();

    virtual void createChildren();
    virtual void initChildren();