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298 lines
11 KiB
298 lines
11 KiB
/***************************************************************************
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kmultitabbar.h - description
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-------------------
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begin : 2001
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copyright : (C) 2001,2002,2003 by Joseph Wenninger <jowenn@kde.org>
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(C) 2005 by Mark Kretschmann <markey@web.de>
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***************************************************************************/
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/***************************************************************************
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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***************************************************************************/
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#ifndef _Multitabbar_h_
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#define _Multitabbar_h_
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#include <qscrollview.h>
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#include <qvbox.h>
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#include <qhbox.h>
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#include <qlayout.h>
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#include <qstring.h>
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#include <qptrlist.h>
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#include <qpushbutton.h>
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class QPixmap;
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class QPainter;
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class QFrame;
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class MultiTabBarPrivate;
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class MultiTabBarTabPrivate;
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class MultiTabBarButtonPrivate;
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class MultiTabBarInternal;
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// this exists only because dropEvent is protected
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class DropProxyTarget
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{
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public:
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virtual void dropProxyEvent( QDropEvent *e ) = 0;
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};
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/**
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* A Widget for horizontal and vertical tabs.
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* It is possible to add normal buttons to the top/left
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* The handling if only one tab at a time or multiple tabs
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* should be raisable is left to the "user".
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*@author Joseph Wenninger
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*/
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class MultiTabBar: public QWidget
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{
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Q_OBJECT
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public:
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enum MultiTabBarMode{Horizontal, Vertical};
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enum MultiTabBarPosition{Left, Right, Top, Bottom};
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/**
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* VSNET == Visual Studio .Net like (only show the text of active tabs
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* KDEV3 == Kdevelop 3 like (always show the text)
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* KONQSBC == konqy's classic sidebar style (unthemed), this one is disabled
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* at the moment, but will be renabled soon too
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*/
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enum MultiTabBarStyle{VSNET = 0, KDEV3 = 1, KONQSBC = 2, KDEV3ICON = 3, AMAROK = 4, STYLELAST = 0xffff};
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MultiTabBar( MultiTabBarMode bm, QWidget *parent = 0, const char *name = 0 );
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virtual ~MultiTabBar();
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/**
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* append a new button to the button area. The button can later on be accessed with button(ID)
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* eg for connecting signals to it
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* @param pic a pixmap for the button
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* @param id an arbitraty ID value. It will be emitted in the clicked signal for identifying the button
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* if more than one button is connected to a signals.
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* @param popup A popup menu which should be displayed if the button is clicked
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* @param not_used_yet will be used for a popup text in the future
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*/
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int appendButton( const QPixmap &pic, int id = -1, QPopupMenu* popup = 0, const QString& not_used_yet = QString::null );
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/**
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* remove a button with the given ID
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*/
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void removeButton( int id );
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/**
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* append a new tab to the tab area. It can be accessed lateron with tabb(id);
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* @param pic a bitmap for the tab
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* @param id an arbitrary ID which can be used later on to identify the tab
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* @param text if a mode with text is used it will be the tab text, otherwise a mouse over hint
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* @param identifier for storing visibility to config file
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*/
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int appendTab( const QPixmap &pic, int id = -1, const QString& text = QString::null, const QString& identifier = QString::null );
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/**
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* remove a tab with a given ID
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*/
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void removeTab( int id );
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/**
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* set a tab to "raised"
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* @param id The ID of the tab to manipulate
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* @param state true == activated/raised, false == not active
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*/
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void setTab( int id , bool state );
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/**
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* return the state of a tab, identified by it's ID
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*/
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bool isTabRaised( int id ) const;
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/**
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* get a pointer to a button within the button area identified by its ID
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*/
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class MultiTabBarButton *button( int id ) const;
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/**
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* get a pointer to a tab within the tab area, identiifed by its ID
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*/
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class MultiTabBarTab *tab( int id ) const;
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/**
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* set the real position of the widget.
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* @param pos if the mode is horizontal, only use top, bottom, if it is vertical use left or right
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*/
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void setPosition( MultiTabBarPosition pos );
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/**
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* set the display style of the tabs
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*/
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void setStyle( MultiTabBarStyle style );
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/**
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* be carefull, don't delete tabs yourself and don't delete the list itself
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*/
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QPtrList<MultiTabBarTab>* tabs();
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/**
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* be carefull, don't delete buttons yourself and don't delete the list itself
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*/
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QPtrList<MultiTabBarButton>* buttons();
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/**
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* might vanish, not sure yet
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*/
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void showActiveTabTexts( bool show = true );
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/**
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* @return number of visible tabs
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*/
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uint visibleTabCount();
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/**
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* @return height per tab
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*/
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uint sizePerTab();
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void showTabSelectionMenu(QPoint pos);
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protected:
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friend class MultiTabBarButton;
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virtual void fontChange( const QFont& );
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void updateSeparator();
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private:
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class MultiTabBarInternal *m_internal;
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QBoxLayout *m_l;
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QFrame *m_btnTabSep;
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QPtrList<MultiTabBarButton> m_buttons;
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MultiTabBarPosition m_position;
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MultiTabBarPrivate *d;
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};
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/**
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* This class should never be created except with the appendButton call of MultiTabBar
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*/
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class MultiTabBarButton: public QPushButton
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{
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Q_OBJECT
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public:
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MultiTabBarButton( const QPixmap& pic, const QString&, QPopupMenu *popup,
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int id, QWidget *parent, MultiTabBar::MultiTabBarPosition pos, MultiTabBar::MultiTabBarStyle style );
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MultiTabBarButton( const QString&, QPopupMenu *popup,
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int id, QWidget *parent, MultiTabBar::MultiTabBarPosition pos, MultiTabBar::MultiTabBarStyle style );
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virtual ~MultiTabBarButton();
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int id() const;
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public slots:
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/**
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* this is used internaly, but can be used by the user, if (s)he wants to
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* It the according call of MultiTabBar is invoked though this modifications will be overwritten
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*/
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void setPosition( MultiTabBar::MultiTabBarPosition );
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/**
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* this is used internaly, but can be used by the user, if (s)he wants to
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* It the according call of MultiTabBar is invoked though this modifications will be overwritten
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*/
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void setStyle( MultiTabBar::MultiTabBarStyle );
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/**
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* modify the text of the button
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*/
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void setText( const QString & );
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/**
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* make this a drop proxy for finalDropTarget
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*/
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void proxyDrops( DropProxyTarget *finalDropTarget );
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QSize sizeHint() const;
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protected:
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static const int ANIM_INTERVAL = 18;
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static const int ANIM_MAX = 20;
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MultiTabBar::MultiTabBarPosition m_position;
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MultiTabBar::MultiTabBarStyle m_style;
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QString m_text;
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int m_id;
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bool m_animEnter;
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int m_animCount;
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class QTimer* m_animTimer;
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class QTimer* m_dragSwitchTimer;
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virtual void hideEvent( class QHideEvent* );
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virtual void showEvent( class QShowEvent* );
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virtual void enterEvent( class QEvent* );
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virtual void leaveEvent( class QEvent* );
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virtual void dragEnterEvent ( class QDragEnterEvent * );
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virtual void dragMoveEvent ( class QDragMoveEvent * );
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virtual void dragLeaveEvent ( class QDragLeaveEvent * );
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virtual void dropEvent( class QDropEvent * );
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private:
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MultiTabBarButtonPrivate *d;
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signals:
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/**
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* this is emitted if the button is clicked
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* @param id the ID identifying the button
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*/
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void clicked( int id );
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void initiateDrag ( int id );
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protected slots:
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virtual void slotClicked();
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virtual void slotAnimTimer();
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virtual void slotDragSwitchTimer();
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};
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/**
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* This class should never be created except with the appendTab call of MultiTabBar
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*/
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class MultiTabBarTab: public MultiTabBarButton
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{
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Q_OBJECT
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public:
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MultiTabBarTab( const QPixmap& pic, const QString&, int id, QWidget *parent,
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MultiTabBar::MultiTabBarPosition pos, MultiTabBar::MultiTabBarStyle style );
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virtual ~MultiTabBarTab();
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/**
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* set the active state of the tab
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* @param state true==active false==not active
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*/
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void setState( bool state );
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/**
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* choose if the text should always be displayed
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* this is only used in classic mode if at all
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*/
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void showActiveTabText( bool show );
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void resize() { setSize( neededSize() ); }
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bool visible() { return m_visible; };
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void setVisible( bool visible) { m_visible = visible; };
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void setIdentifier( const QString &id ) { m_identifier = id; }
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const QString &identifier() const { return m_identifier; }
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private:
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bool m_visible;
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bool m_showActiveTabText;
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int m_expandedSize;
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QString m_identifier;
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MultiTabBarTabPrivate *d;
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protected:
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friend class MultiTabBarInternal;
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void setSize( int );
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int neededSize();
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void updateState();
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virtual void drawButton( QPainter * );
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virtual void drawButtonLabel( QPainter * );
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void drawButtonStyled( QPainter * );
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void drawButtonClassic( QPainter * );
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void drawButtonAmarok( QPainter * );
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QColor blendColors( const QColor& color1, const QColor& color2, int percent );
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protected slots:
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virtual void slotClicked();
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void setTabsPosition( MultiTabBar::MultiTabBarPosition );
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public slots:
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virtual void setIcon( const QString& );
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virtual void setIcon( const QPixmap& );
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};
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#endif
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