mirror of https://github.com/procxx/kepka.git
85 lines
3.0 KiB
C++
85 lines
3.0 KiB
C++
//
|
|
// This file is part of Kepka,
|
|
// an unofficial desktop version of Telegram messaging app,
|
|
// see https://github.com/procxx/kepka
|
|
//
|
|
// Kepka 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 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// It 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.
|
|
//
|
|
// In addition, as a special exception, the copyright holders give permission
|
|
// to link the code of portions of this program with the OpenSSL library.
|
|
//
|
|
// Full license: https://github.com/procxx/kepka/blob/master/LICENSE
|
|
// Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
|
|
// Copyright (c) 2017- Kepka Contributors, https://github.com/procxx
|
|
//
|
|
#include "ui/toast/toast_widget.h"
|
|
#include "app.h"
|
|
|
|
namespace Ui {
|
|
namespace Toast {
|
|
namespace internal {
|
|
namespace {
|
|
|
|
constexpr auto kToastMaxLines = 16;
|
|
|
|
} // namespace
|
|
|
|
Widget::Widget(QWidget *parent, const Config &config)
|
|
: TWidget(parent)
|
|
, _multiline(config.maxWidth > 0)
|
|
, _maxWidth((config.maxWidth > 0) ? config.maxWidth : st::toastMaxWidth)
|
|
, _padding((config.padding.left() > 0) ? config.padding : st::toastPadding)
|
|
, _maxTextWidth(_maxWidth - _padding.left() - _padding.right())
|
|
, _text(_multiline ? _maxTextWidth : QFIXED_MAX) {
|
|
TextParseOptions toastOptions = {0, _maxTextWidth, st::toastTextStyle.font->height, Qt::LayoutDirectionAuto};
|
|
if (_multiline) {
|
|
toastOptions.maxh *= kToastMaxLines;
|
|
}
|
|
_text.setText(st::toastTextStyle, _multiline ? config.text : TextUtilities::SingleLine(config.text), toastOptions);
|
|
|
|
setAttribute(Qt::WA_TransparentForMouseEvents);
|
|
|
|
onParentResized();
|
|
show();
|
|
}
|
|
|
|
void Widget::onParentResized() {
|
|
auto newWidth = _maxWidth;
|
|
accumulate_min(newWidth, _padding.left() + _text.maxWidth() + _padding.right());
|
|
accumulate_min(newWidth, parentWidget()->width() - 2 * st::toastMinMargin);
|
|
_textWidth = newWidth - _padding.left() - _padding.right();
|
|
auto maxHeight = kToastMaxLines * st::toastTextStyle.font->height;
|
|
auto textHeight = _multiline ? std::min(_text.countHeight(_textWidth), maxHeight) : _text.minHeight();
|
|
auto newHeight = _padding.top() + textHeight + _padding.bottom();
|
|
setGeometry((parentWidget()->width() - newWidth) / 2, (parentWidget()->height() - newHeight) / 2, newWidth,
|
|
newHeight);
|
|
}
|
|
|
|
void Widget::setShownLevel(double shownLevel) {
|
|
_shownLevel = shownLevel;
|
|
}
|
|
|
|
void Widget::paintEvent(QPaintEvent *e) {
|
|
Painter p(this);
|
|
PainterHighQualityEnabler hq(p);
|
|
|
|
p.setOpacity(_shownLevel);
|
|
App::roundRect(p, rect(), st::toastBg, ImageRoundRadius::Large);
|
|
|
|
auto lines = _multiline ? kToastMaxLines : 1;
|
|
p.setPen(st::toastFg);
|
|
_text.drawElided(p, _padding.left(), _padding.top(), _textWidth + 1, lines);
|
|
}
|
|
|
|
} // namespace internal
|
|
} // namespace Toast
|
|
} // namespace Ui
|