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basket/src/popupmenu.h

124 lines
4.7 KiB

/***************************************************************************
* Copyright (C) 2003 by S<EFBFBD>bastien Lao<EFBFBD>t *
* slaout@linux62.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 *
* 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. *
***************************************************************************/
#ifndef POPUPMENU_H
#define POPUPMENU_H
class TQPopupMenu;
class TQRect;
/** TQPopupMenu/KPopupMenu doesn't provide metod to exec a menu
* at a given rectangle !
* eg, popup at bottom of a rectangle, and at top if not possible...
* @author S<EFBFBD>bastien Lao<EFBFBD>t
*/
namespace PopupMenu
{
/** Show the popup menu centered into rect.
*/
void execAtRectCenter(TQPopupMenu &menu, const TQRect &rect);
/** Show the popup menu at left-bottom of rect, or at right-bottom
* if not possible (not enought place).
* If it isn't possible to show it at bottom, it will be shown on
* top of rect (top-left if possible, if not it will be top-right).
* If center is true, it will try to horizontaly center the popup with
* rect, so it will try two positions : bottom center and then top center.
*/
void execAtRectBottom(TQPopupMenu &menu, const TQRect &rect, bool centered = false);
/** Idem execAtRectBottom but on the right or left sides,
* prior aligned with the top of the rect, and at the bottom
* if not possible.
* If center is true, it will try to vertically center the popup with
* rect, so it will try two positions : right center and then left center.
*/
void execAtRectRight(TQPopupMenu &menu, const TQRect &rect, bool centered = false);
}
/** Test window of PopupMenu methods.
* Just include popupmenu.h in a main TQt application and call
* new PopupMenuTest();
* Click the window for more explications.
* Resize it to test particular cases.
* (Comment the class, if it isn't done yet to do not compile it :-) ).
* @author S<EFBFBD>bastien Lao<EFBFBD>t
*/
/*****
#include <tqwidget.h>
#include <tqpopupmenu.h>
#include <tqpainter.h>
#include <tqpen.h>
c l a s s P o p u p M e n u T e s t : p u b l i c Q W i d g e t
{
Q _ O B J E C T
p u b l i c:
PopupMenuTest()
: TQWidget(0)
{
setCaption("Click to test!");
show();
}
void mousePressEvent(TQMouseEvent *event)
{
TQPopupMenu menu;
TQRect rect( mapToGlobal(TQPoint(0,0)), size() );
menu.insertItem("A test of popup menu!");
menu.insertItem("This menu contain some items");
menu.insertItem("Resize the window as you want and:");
menu.insertItem("- click : execAtRectCenter");
menu.insertItem("- right click : execAtRectBottom");
menu.insertItem("- middle click : execAtRectRight");
menu.insertItem("- Shift + right click : execAtRectBottom centered");
menu.insertItem("- Shift + middle click : execAtRectRight centered");
if (event->button() & Qt::LeftButton)
PopupMenu::execAtRectCenter(menu, rect);
else if ((event->button() & Qt::RightButton) && (event->state() & TQt::ShiftButton))
PopupMenu::execAtRectBottom(menu, rect, true);
else if (event->button() & Qt::RightButton)
PopupMenu::execAtRectBottom(menu, rect);
else if ((event->button() & TQt::MidButton) && (event->state() & TQt::ShiftButton))
PopupMenu::execAtRectRight(menu, rect, true);
else if (event->button() & TQt::MidButton)
PopupMenu::execAtRectRight(menu, rect);
}
void paintEvent(TQPaintEvent*)
{
TQPainter paint(this);
paint.setPen(paletteBackgroundColor());
paint.drawRect(rect());
paint.drawWinFocusRect(rect());
paint.setPen( TQPen(TQt::black, 1) );
paint.drawLine( rect().topLeft(), rect().bottomRight() );
paint.drawLine( rect().topRight(), rect().bottomLeft() );
}
};
*****/
#endif // POPUPMENU_H