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 *   Copyright (C) 2003 by Sébastien Laoût                                 *
 *   sebastien.laout@tuxfamily.org                                         *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   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.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *

#ifndef ITEM_H
#define ITEM_H

#include <qcheckbox.h>
#include <qframe.h>
#include <qclipboard.h>
#include <qtimer.h>
#include <qcursor.h>

#include <qstring.h>
#include <qpixmap.h>
#include <qcolor.h>
#include <kurl.h>
#include <kio/jobclasses.h>
#include <arts/kplayobject.h>
#include <arts/kplayobjectfactory.h>
#include <arts/kartsserver.h>

#include "onclickaction.h"

class SearchData;

class QWidget;
class QHBoxLayout;
class QVBoxLayout;
class QSpacerItem;
class QLabel;
class QColor;
class KURL;
class QDragObject;
class KService;
class QMovie;

class Basket;
class LinkLabel;

/**Provide an vertically alignable QCheckBox.
  *@author Sébastien Laoût
00060 class AlignableCheckBox : public QWidget
      AlignableCheckBox(const QString &text, QWidget *parent, const char *name = 0);
      inline QCheckBox* checkBox() { return &m_check; }
      void setAlignment(int align);
      virtual void setFocusPolicy(QWidget::FocusPolicy policy);
      void setCheckCursor(const QCursor &cursor);
      QVBoxLayout *m_layout;
      QSpacerItem *m_spacer;
      QCheckBox    m_check;

/**Implement all droped objects.
  *@author Sébastien Laoût
00079 class Item : public QFrame
      /** Return the type of the stored contain */
00084       enum Type { Text = 1, Html, Image, Animation, Sound, File, Link, Launcher, Color, Unknow };
      inline Type type() { return m_type; } // "enum Type" is needed for a constructor
      QString typeName();
      QString lowerTypeName();
      QString toString();
      QString toHtml(const QString &imageName);
      /** Construtors, initializer and destructor */
      Item(const QString &fileName,    int fontType, const QColor &fontColor,     // Text
           const QString &annotations, bool checked, Basket *parent);
      Item(const QString &fileName,  //bool showSource,                           // Html
           const QString &annotations, bool checked, Basket *parent);
      Item(const KURL    &url,         const QString &title, const QString &icon, // Link
           bool autoTitle, bool autoIcon,
           const QString &annotations, bool checked, Basket *parent);
      Item(const QString &fileName,    Type type,                                 // Image, Animation, Sound, File, Launcher
           const QString &annotations, bool checked, Basket *parent);
      Item(const QColor  &color,                                                  // Color
           const QString &annotations, bool checked, Basket *parent);
      void initItem(bool checked); // Create and initialize a new item
      /** Various functions to change content (according to the type of the item) */
      // Text
      QString text();
      int textFontType(); //
      QColor textColor();
      void setText(const QString &text);
      void setText(const QString &text, int type, QColor fontColor);  // TODO: void setTextStyle(TextStyle style);
      void setTextStyle(int type, QColor fontColor);
      // Html
      QString html();
//    bool showSource();
//    void setShowSource(bool show);
      void setHtml(const QString &html);
//    void setHtml(const QString &html, bool showSource);
      // Image
      QPixmap* pixmap();
      void setPixmap(const QPixmap &pixmap);
      // Animation
      QMovie* movie();
      // Sound

      // File
      void setFile(); // Display the file name in a LinkLabel. Also used by Sound items
      // Link
      KURL url();
      QString title();
      QString icon();
      bool autoTitle() { return m_autoTitle; }
      bool autoIcon()  { return m_autoIcon;  }
      void setUrl(const KURL &url, const QString &title, const QString &icon);
      void setAuto(bool autoTitle, bool autoIcon) { m_autoTitle = autoTitle; m_autoIcon = autoIcon; }
      // Launcher
      void setLauncher(const QString &name, const QString &icon); // Only for displaying in the basket: no save
      //void setService(KService *service); // No get method: should open the .desktop file (KService (read only) or KConfig)
      KService* service(); // Convenient method that return a KService you SHOULD delete.
      // Color
      QColor color();
      void setColor(QColor color);
      // Unknow

      /** Common configs */
      QString annotations();
      void setAnnotations(const QString &annotations);
      bool isChecked();
      void setChecked(bool check);
      bool useFile()       { return (m_type == Text      || m_type == Html  || m_type == Image ||
                                     m_type == Animation || m_type == Sound || m_type == File  ||
                                     m_type == Launcher  || m_type == Unknow                     ); }
      bool useLinkLabel()  { return (m_type == Sound || m_type == File || m_type == Link || m_type == Launcher); }
      inline bool isAlternate()          { return m_isAlternate; }
      inline void setAlternate(bool alt) { m_isAlternate = alt;  }
      /** Save work */
      QString fileName();
      QString fullPath();
      bool setFileName(const QString &fileName);
      void fileNameChanged(const QString &fileName);
      bool isAMirror();
      static bool isAMirror(const QString &fileName);
      void unmirror();
      /** Pass signals to parent basket */
      void wantDelete(Item *item);
      void wantPaste(QClipboard::Mode mode);
      virtual void enterEvent(QEvent*);
      virtual void leaveEvent(QEvent*);
      virtual void mousePressEvent(QMouseEvent *event);
      virtual void mouseReleaseEvent(QMouseEvent *event);
      virtual void mouseMoveEvent(QMouseEvent *event);
      virtual void mouseDoubleClickEvent(QMouseEvent *event);
      virtual void paintEvent(QPaintEvent*);
      virtual void resizeEvent(QResizeEvent*);
      void dragItem();
      bool isDuplicateOf(Item *item);
      // Propage event because m_title QLabel's LinkLabel doesn't care of color changes
      void setPaletteBackgroundColor(const QColor &color);
      void setPaletteForegroundColor(const QColor &color);
  public slots:
      /** Update display according of new basket properties */    // private or friend Basket
      void updateToolTip();
      void showCheckBoxesChanged(bool show);
      void alignChanged(int hAlign, int vAlign);
      void linkLookChanged();
      void lockedChanged(bool lock);
      /** Save & load work */
      void saveAs(const KURL &dest);
      void saveProperties();
      void loadContent();
      void movieStatus(int status);
      void delayedEnsureVisible();
      /** User interaction */
      void slotEdit(bool editAnnotations = false);
      void slotEditAnnotations(); // Provided to item popupMenu ! Please use slotEdit(true)
      void slotDelete();
      void slotCut();
      void slotCopy(bool toSelection = false, bool cutting = false);
      void slotCopySelection();   // Provided to item popupMenu ! Please use slotCopy(true)
      void slotPaste();
      void slotOpen();
      void slotOpenWith();
      void slotSaveAs();
      void execAction(OnClickAction::Action action);
  private slots:
      void slotChecked();
      void slotResult(KIO::Job *job);
      int onClickActionPolicy();
      void setSelected(bool selected);
      void setFocused(bool focused);
      /** Search */
      bool match(const SearchData &data);
      bool isSelected();
  public slots:
      void select();     // called when clicked on double click config, or after an hovering and timer in single click conf
      void execAction();
      bool tiggerableActions(QMouseEvent *event);
      /* Widgets for the UI */
      QHBoxLayout       *m_layout;
      AlignableCheckBox *m_check;
      QLabel            *m_item;
      LinkLabel         *m_linkLabel;

      QTimer             m_selectTimer;

      /* Type and properties */
      Type     m_type;
      Basket  *m_parentBasket;
      QString  m_annotations;
      QString  m_fileName;

      /* Special variables to handle contents by type */
      int       m_textFontType;
      QColor    m_textColor;
//    bool      m_showSource;
      QColor   *m_color;
      KURL     *m_url;
      QString  *m_title;
      QString  *m_icon;
      bool      m_autoTitle;
      bool      m_autoIcon;

      /* Other variables and flags */
      bool     m_isAlternate;
      bool     m_isSelected;
      bool     m_isFocused;
      bool     m_canDrag;
      QPoint   m_pressPos;
      bool     m_wasPressed;
      KArtsServer            *m_playServer;
      KDE::PlayObject        *m_playObj;
      KDE::PlayObjectFactory *m_playFactory;

      int      m_x;
      int      m_y;

      static const int margins = 2; // Must be at least 1 to show the selection dotted rectangle
      static QString urlWithoutProtocol(const KURL &url) {
            return url.prettyURL().right(url.prettyURL().length() - url.protocol().length() - 1);

      /** Size managment : */
      int heightForWidth(int w = -1) const;
      int realXWithCheckbox() const;
      int realWidthWithCheckbox() const;
      inline int x()          { return m_x; }
      inline int y()          { return m_y; }
      inline void setX(int x) { m_x = x;    }
      inline void setY(int y) { m_y = y;    }

      inline Basket* parentBasket() { return m_parentBasket; }

      /** Doubly-linked list : */
00283       Item *m_previous;
      Item *m_next;
      inline Item* previous()              { return m_previous; }
      inline Item* next()                  { return m_next;     }
      inline void  setPrevious(Item *item) { m_previous = item; }
      inline void  setNext(Item *item)     { m_next     = item; }
      inline void  plugTo(Item *previous, Item *next) { m_previous = previous; m_next = next; }

#endif // ITEM_H

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