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/***************************************************************************
* fqterm, a terminal emulator for both BBS and *nix. *
* Copyright (C) 2008 fqterm development group. *
* *
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#include <QPaintEvent>
#include <QCursor>
#include <QTimer>
#include <QApplication>
#include <QPainter>
#include <QBitmap>
#include <QPalette>
#include "fqterm_trace.h"
#include "fqterm_path.h"
#include "osdmessage.h"
namespace FQTerm {
PageViewMessage::PageViewMessage(QWidget *parent_)
: QWidget(parent_),
timer_(0),
message_() {
setFocusPolicy(Qt::NoFocus);
//setBackgroundMode( Qt::NoBackground );
QPalette palette;
palette.setColor(backgroundRole(), qApp->palette().color(QPalette::Active,
QPalette::Background));
setPalette(palette);
// setPaletteBackgroundColor(qApp->palette().color(QPalette::Active, QPalette::Background));
setCursor(QCursor(Qt::ArrowCursor));
move(10, 10);
resize(0, 0);
hide();
}
// give to Caesar what Caesar owns: code taken from Amarok's osd.h/.cpp
// "redde (reddite, pl.) cesari quae sunt cesaris", just btw. ;)
void PageViewMessage::display(const QString &message, Icon icon, int durationMs, QPoint pos, PageViewMessage::Alignment ali)
{
displayImpl(message, icon, false, durationMs, pos, ali);
}
void PageViewMessage::display(const QString &message, QPoint pos, Icon icon)
{
displayImpl(message, icon, false, 4000, pos, TopLeft);
}
QRect PageViewMessage::displayCheck(const QString &message, Icon icon)
{
return displayImpl(message, icon, true);
}
QRect PageViewMessage::displayImpl(const QString &message, Icon icon, bool check, int durationMs, QPoint pos, Alignment ali)
{
//FIXME: add a option in fqterm too.
/*
if ( !KpdfSettings::showOSD() )
{
hide();
return;
}
*/
// determine text rectangle
if (!isHidden() && message == message_) {
timer_->setSingleShot(true);
timer_->start(durationMs);
return QRect(QPoint(0, 0), size());
}
message_ = message;
QRect textRect = fontMetrics().boundingRect(message);
textRect.translate(-textRect.left(), -textRect.top());
textRect.adjust(0, 0, 2, 2);
int width = textRect.width(), height = textRect.height(), textXOffset = 0,
shadowOffset = message.isRightToLeft() ? -1: 1;
// load icon (if set) and update geometry
// [FQTerm], we don't have a icon at this time.
QPixmap symbol;
if (icon != None) {
switch (icon) {
//case Find:
//symbol = SmallIcon( "viewmag" );
//break;
case Error:
symbol = QPixmap(getPath(RESOURCE) + "pic/messagebox_critical.png");
break;
case Warning:
symbol = QPixmap(getPath(RESOURCE) + "pic/messagebox_warning.png");
break;
default:
symbol = QPixmap(getPath(RESOURCE) + "pic/messagebox_info.png");
break;
}
textXOffset = 2+symbol.width();
width += textXOffset;
height = qMax(height, symbol.height());
}
QRect geometry(0, 0, width + 10, height + 8);
if (check)
return geometry;
// resize pixmap, mask and widget
static QPixmap mask;
mask = QPixmap(geometry.size());
pixmap_ = QPixmap(geometry.size());
resize(geometry.size());
switch(ali)
{
case TopLeft:
move(pos);
break;
case TopRight:
move(pos - geometry.topRight());
break;
case BottomLeft:
move(pos - geometry.bottomLeft());
break;
case BottomRight:
move(pos - geometry.bottomRight());
break;
}
// create and set transparency mask
QPainter maskPainter(&mask);
mask.fill(Qt::black);
maskPainter.setBrush(Qt::white);
maskPainter.drawRoundRect(geometry, 1600 / geometry.width(), 1600 /
geometry.height());
setMask(mask.createHeuristicMask());
// draw background
QPainter bufferPainter(&pixmap_);
bufferPainter.setPen(Qt::black);
bufferPainter.setBrush(palette().brush(QPalette::Window));
bufferPainter.drawRoundRect(geometry, 1600 / geometry.width(), 1600 /
geometry.height());
// draw icon if present
if (!symbol.isNull()) {
bufferPainter.drawPixmap(5, 4, symbol, 0, 0, symbol.width(), symbol.height());
}
// draw shadow and text
int yText = geometry.height() - height / 2;
bufferPainter.setPen(palette().color(QPalette::Window).dark(115));
bufferPainter.drawText(5+textXOffset + shadowOffset, yText + 1, message);
bufferPainter.setPen(palette().color(QPalette::WindowText));
bufferPainter.drawText(5+textXOffset, yText, message);
// show widget and schedule a repaint
show();
update();
// close the message window after given mS
if (durationMs > 0) {
if (!timer_) {
timer_ = new QTimer(this);
timer_->setSingleShot(true);
FQ_VERIFY(connect(timer_, SIGNAL(timeout()), SLOT(hide())));
}
timer_->start(durationMs);
} else if (timer_) {
timer_->stop();
}
return QRect(QPoint(0, 0), size());
}
void PageViewMessage::paintEvent(QPaintEvent *e) {
QPainter p(this);
p.drawPixmap(e->rect().topLeft(), pixmap_, e->rect());
}
void PageViewMessage::mousePressEvent(QMouseEvent * /*e*/) {
if (timer_) {
timer_->stop();
}
hide();
}
void PageViewMessage::hideEvent( QHideEvent * event ) {
emit hideAt(geometry ());
QWidget::hideEvent(event);
}
} // namespace FQTerm
#include "osdmessage.moc"
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