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Diffstat (limited to 'src/ciwidgetmgr.h')
-rw-r--r-- | src/ciwidgetmgr.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/ciwidgetmgr.h b/src/ciwidgetmgr.h new file mode 100644 index 0000000..b79fc06 --- /dev/null +++ b/src/ciwidgetmgr.h @@ -0,0 +1,103 @@ +/*************************************************************************** + * Copyright (C) 2005 by David Saxton * + * [email protected] * + * * + * 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. * + ***************************************************************************/ + +#ifndef CIWIDGETMGR_H +#define CIWIDGETMGR_H + +#include <qmap.h> +#include <qstring.h> + +class Button; +class CNItem; +class Slider; +class QCanvas; +class Widget; + +typedef QMap<QString, Widget*> WidgetMap; + +/** +This class handles the widgets (those things associated with CNItems that use QWidgets. +This class is pretty much to maintain a tidy interface: the functions could just as well be +all shoved in CNItem, but that gets messy. +@author David Saxton +*/ +class CIWidgetMgr +{ +public: + CIWidgetMgr( QCanvas *canvas, CNItem *item ); + virtual ~CIWidgetMgr(); + + /** + * Set the top-left position from which mouse events are interpreted and the + * widgets are drawn from. + */ + void setWidgetsPos( const QPoint &pos ); + /** + * Returns a pointer to the widget with the given id, or NULL if no such + * widgets are found. + */ + Widget *widgetWithID( const QString &id ) const; + Button *button( const QString &id ) const; + Slider *slider( const QString &id ) const; + void setButtonState( const QString &id, int state ); + /** + * Adds a slider with the given id and values to the position + */ + Slider* addSlider( const QString &id, int minValue, int maxValue, int pageStep, int value, Qt::Orientation orientation, const QRect & pos ); + /** + * Essentially the same as addDisplayText, but displays a button with + * text on it. The virtual functions buttonPressed( const QString &id ) and + * buttonReleased( const QString &id ) are called as appropriate with button id + */ + Button* addButton( const QString &id, const QRect & pos, const QString &display, bool toggle = false ); + /** + * Adds a button with a QPixmap pixmap on it instead of text + * @see void addButton( const QString &id, QRect pos, const QString &display ) + */ + Button* addButton( const QString &id, const QRect & pos, QPixmap pixmap, bool toggle = false ); + /** + * Removes the widget with the given id. + */ + void removeWidget( const QString & id ); + /** + * Sets whether or not to draw the widgets (drawing widgets mucks up SVG + * export). This function just calls either hide() or show() in each widget. + */ + void setDrawWidgets( bool draw ); + + bool mousePressEvent( const EventInfo &info ); + bool mouseReleaseEvent( const EventInfo &info ); + bool mouseDoubleClickEvent ( const EventInfo &info ); + bool mouseMoveEvent( const EventInfo &info ); + bool wheelEvent( const EventInfo &info ); + void enterEvent(); + void leaveEvent(); + + virtual void buttonStateChanged( const QString &/*id*/, bool /*on*/ ) {}; + virtual void sliderValueChanged( const QString &/*id*/, int /*value*/ ) {}; + + int mgrX() const { return m_pos.x(); } + int mgrY() const { return m_pos.y(); } + /** + * Draw the widgets using the given painter. This function isn't actually + * used to draw the widgets on the canvas, as they are QCanvasItems + * themselves, but allows other classes (e.g. ItemLibrary) to draw them + * using a special painter. + */ + void drawWidgets( QPainter &p ); + +protected: + WidgetMap m_widgetMap; + QPoint m_pos; + QCanvas *p_canvas; + CNItem *p_cnItem; +}; + +#endif |