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/***************************************************************************
*
* Copyright (C) 2005 Elad Lahav ([email protected])
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
***************************************************************************/
#include <tqlistview.h>
#include <tqpainter.h>
#include <tdefontdialog.h>
#include <tdelocale.h>
#include "preffont.h"
#include "kscopeconfig.h"
/**
* A list view item that shows the name of a GUI element and the font
* associated with it.
* The font is presented in the form of a sample text drawn using this font.
* @author Elad Lahav
*/
class FontListItem : public TQListViewItem
{
public:
/**
* Class constructor.
* @param pList The owner list view
* @param fe The GUI element shown by this item
*/
FontListItem(TQListView* pList, KScopeConfig::FontElement fe) :
TQListViewItem(pList, Config().getFontName(fe), ""),
m_fe(fe) {
setFont(Config().getFont(fe));
}
/**
* @return The GUI element shown by this item
*/
KScopeConfig::FontElement getElement() { return m_fe; }
/**
* Changes the font associated with this item.
* The function a sample text on a pixmap using this font, and then
* assigns the pixmap to the list item.
* The font set by this function is returned by getFont().
* @param font The font to set
*/
void setFont(TQFont font) {
TQPixmap pix;
TQFontMetrics fm(font);
TQPainter painter;
TQRect rc;
// Remember the font
m_font = font;
// Set the pixmap's size so it can contain the sample text
rc = fm.boundingRect(i18n("Sample"));
rc.moveTopLeft(TQPoint(0, 0));
pix.resize(rc.width(), rc.height());
// Draw on the pixmap
pix.fill();
painter.begin(&pix);
painter.setFont(font);
painter.setPen(black);
painter.drawText(rc, TQt::AlignHCenter | TQt::AlignVCenter,
i18n("Sample"));
painter.end();
// Set the pixmap to the item
setPixmap(1, pix);
}
/**
* @return The font associated with this item
*/
TQFont getFont() { return m_font; }
private:
/** The GUI element shown by this item. */
KScopeConfig::FontElement m_fe;
/** The font associated with this item. */
TQFont m_font;
};
/**
* Class constructor.
* @param pParent The parent widget
* @param szName The widget's name
*/
PrefFont::PrefFont(TQWidget* pParent, const char* szName) :
PrefFontLayout(pParent, szName)
{
// Set initial values
load();
}
/**
* Class destructor.
*/
PrefFont::~PrefFont()
{
}
/**
* Reads the current settings from the configuration object, and applies them
* the the page's widget.
*/
void PrefFont::load()
{
uint i;
FontListItem* pItem;
// Create a list item for every GUI element
for (i = 0; i <= KScopeConfig::LAST_FONT; i++)
pItem = new FontListItem(m_pList, (KScopeConfig::FontElement)i);
}
/**
* Commits settings changes to the configuration object.
*/
void PrefFont::apply()
{
FontListItem* pItem;
// Create a list item for every GUI element
for (pItem = (FontListItem*)m_pList->firstChild(); pItem != NULL;
pItem = (FontListItem*)pItem->nextSibling()) {
Config().setFont(pItem->getElement(), pItem->getFont());
}
}
/**
* Displays a font selection dialogue when an item is selected.
* If the user chooses a new font, it is set to the selected item.
* This slot is connected to both the doubleClicked() and the returnPressed()
* signals of the list view.
* @param pItem The selected item
*/
void PrefFont::slotItemSelected(TQListViewItem* pItem)
{
FontListItem* pFontItem;
TQFont font;
pFontItem = (FontListItem*)pItem;
font = pFontItem->getFont();
if (TDEFontDialog::getFont(font) == TQDialog::Accepted) {
pFontItem->setFont(font);
emit modified();
}
}
#include "preffont.moc"
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