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tdepim/kalarm/fontcolour.cpp

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/*
* fontcolour.cpp - font and colour chooser widget
* Program: kalarm
* Copyright © 2001-2003,2005,2008 by David Jarvie <software@astrojar.org.uk>
*
* 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.
*/
#include <tqobjectlist.h>
#include <tqwidget.h>
#include <tqgroupbox.h>
#include <tqpushbutton.h>
#include <tqhbox.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqwhatsthis.h>
#include <tdeglobal.h>
#include <tdelocale.h>
#include <kcolordialog.h>
#include "kalarmapp.h"
#include "preferences.h"
#include "colourcombo.h"
#include "checkbox.h"
#include "fontcolour.moc"
FontColourChooser::FontColourChooser(TQWidget *parent, const char *name,
bool onlyFixed, const TQStringList &fontList,
const TQString& frameLabel, bool editColours, bool fg, bool defaultFont,
int visibleListSize)
: TQWidget(parent, name),
mFgColourButton(0),
mRemoveColourButton(0),
mColourList(Preferences::messageColours()),
mReadOnly(false)
{
TQVBoxLayout* topLayout = new TQVBoxLayout(this, 0, KDialog::spacingHint());
TQWidget* page = this;
if (!frameLabel.isNull())
{
page = new TQGroupBox(frameLabel, this);
topLayout->addWidget(page);
topLayout = new TQVBoxLayout(page, KDialog::marginHint(), KDialog::spacingHint());
topLayout->addSpacing(fontMetrics().height() - KDialog::marginHint() + KDialog::spacingHint());
}
TQHBoxLayout* hlayout = new TQHBoxLayout(topLayout);
TQVBoxLayout* colourLayout = new TQVBoxLayout(hlayout);
if (fg)
{
TQHBox* box = new TQHBox(page); // to group widgets for TQWhatsThis text
box->setSpacing(KDialog::spacingHint()/2);
colourLayout->addWidget(box);
TQLabel* label = new TQLabel(i18n("&Foreground color:"), box);
box->setStretchFactor(new TQWidget(box), 0);
mFgColourButton = new ColourCombo(box);
connect(mFgColourButton, TQT_SIGNAL(activated(const TQString&)), TQT_SLOT(setSampleColour()));
label->setBuddy(mFgColourButton);
TQWhatsThis::add(box, i18n("Select the alarm message foreground color"));
}
TQHBox* box = new TQHBox(page); // to group widgets for TQWhatsThis text
box->setSpacing(KDialog::spacingHint()/2);
colourLayout->addWidget(box);
TQLabel* label = new TQLabel(i18n("&Background color:"), box);
box->setStretchFactor(new TQWidget(box), 0);
mBgColourButton = new ColourCombo(box);
connect(mBgColourButton, TQT_SIGNAL(activated(const TQString&)), TQT_SLOT(setSampleColour()));
label->setBuddy(mBgColourButton);
TQWhatsThis::add(box, i18n("Select the alarm message background color"));
hlayout->addStretch();
if (editColours)
{
TQHBoxLayout* layout = new TQHBoxLayout(topLayout);
TQPushButton* button = new TQPushButton(i18n("Add Co&lor..."), page);
button->setFixedSize(button->sizeHint());
connect(button, TQT_SIGNAL(clicked()), TQT_SLOT(slotAddColour()));
TQWhatsThis::add(button, i18n("Choose a new color to add to the color selection list."));
layout->addWidget(button);
mRemoveColourButton = new TQPushButton(i18n("&Remove Color"), page);
mRemoveColourButton->setFixedSize(mRemoveColourButton->sizeHint());
connect(mRemoveColourButton, TQT_SIGNAL(clicked()), TQT_SLOT(slotRemoveColour()));
TQWhatsThis::add(mRemoveColourButton,
i18n("Remove the color currently shown in the background color chooser, from the color selection list."));
layout->addWidget(mRemoveColourButton);
}
if (defaultFont)
{
TQHBoxLayout* layout = new TQHBoxLayout(topLayout);
mDefaultFont = new CheckBox(i18n("Use &default font"), page);
mDefaultFont->setMinimumSize(mDefaultFont->sizeHint());
connect(mDefaultFont, TQT_SIGNAL(toggled(bool)), TQT_SLOT(slotDefaultFontToggled(bool)));
TQWhatsThis::add(mDefaultFont,
i18n("Check to use the default font current at the time the alarm is displayed."));
layout->addWidget(mDefaultFont);
layout->addWidget(new TQWidget(page)); // left adjust the widget
}
else
mDefaultFont = 0;
mFontChooser = new TDEFontChooser(page, name, onlyFixed, fontList, false, visibleListSize);
mFontChooser->installEventFilter(this); // for read-only mode
const TQObjectList* kids = mFontChooser->queryList();
for (TQObjectList::ConstIterator it = kids->constBegin(); it != kids->constEnd(); ++it)
(*it)->installEventFilter(this);
topLayout->addWidget(mFontChooser);
slotDefaultFontToggled(false);
}
void FontColourChooser::setDefaultFont()
{
if (mDefaultFont)
mDefaultFont->setChecked(true);
}
void FontColourChooser::setFont(const TQFont& font, bool onlyFixed)
{
if (mDefaultFont)
mDefaultFont->setChecked(false);
mFontChooser->setFont(font, onlyFixed);
}
bool FontColourChooser::defaultFont() const
{
return mDefaultFont ? mDefaultFont->isChecked() : false;
}
TQFont FontColourChooser::font() const
{
return (mDefaultFont && mDefaultFont->isChecked()) ? TQFont() : mFontChooser->font();
}
void FontColourChooser::setBgColour(const TQColor& colour)
{
mBgColourButton->setColor(colour);
mFontChooser->setBackgroundColor(colour);
}
void FontColourChooser::setSampleColour()
{
TQColor bg = mBgColourButton->color();
mFontChooser->setBackgroundColor(bg);
TQColor fg = fgColour();
mFontChooser->setColor(fg);
if (mRemoveColourButton)
mRemoveColourButton->setEnabled(!mBgColourButton->isCustomColour()); // no deletion of custom colour
}
TQColor FontColourChooser::bgColour() const
{
return mBgColourButton->color();
}
TQColor FontColourChooser::fgColour() const
{
if (mFgColourButton)
return mFgColourButton->color();
else
{
TQColor bg = mBgColourButton->color();
TQPalette pal(bg, bg);
return pal.color(TQPalette::Active, TQColorGroup::Text);
}
}
TQString FontColourChooser::sampleText() const
{
return mFontChooser->sampleText();
}
void FontColourChooser::setSampleText(const TQString& text)
{
mFontChooser->setSampleText(text);
}
void FontColourChooser::setFgColour(const TQColor& colour)
{
if (mFgColourButton)
{
mFgColourButton->setColor(colour);
mFontChooser->setColor(colour);
}
}
void FontColourChooser::setReadOnly(bool ro)
{
if (ro != mReadOnly)
{
mReadOnly = ro;
if (mFgColourButton)
mFgColourButton->setReadOnly(ro);
mBgColourButton->setReadOnly(ro);
mDefaultFont->setReadOnly(ro);
}
}
bool FontColourChooser::eventFilter(TQObject*, TQEvent* e)
{
if (mReadOnly)
{
switch (e->type())
{
case TQEvent::MouseButtonPress:
case TQEvent::MouseButtonRelease:
case TQEvent::MouseButtonDblClick:
case TQEvent::KeyPress:
case TQEvent::KeyRelease:
return true; // prevent the event being handled
default:
break;
}
}
return false;
}
void FontColourChooser::slotDefaultFontToggled(bool on)
{
mFontChooser->setEnabled(!on);
}
void FontColourChooser::setColours(const ColourList& colours)
{
mColourList = colours;
mBgColourButton->setColours(mColourList);
mFontChooser->setBackgroundColor(mBgColourButton->color());
}
void FontColourChooser::slotAddColour()
{
TQColor colour;
if (KColorDialog::getColor(colour, this) == TQDialog::Accepted)
{
mColourList.insert(colour);
mBgColourButton->setColours(mColourList);
}
}
void FontColourChooser::slotRemoveColour()
{
if (!mBgColourButton->isCustomColour())
{
mColourList.remove(mBgColourButton->color());
mBgColourButton->setColours(mColourList);
}
}