127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
/*
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This file is part of Telegram Desktop,
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an unofficial desktop messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://tdesktop.com
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*/
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#include "stdafx.h"
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#include "lang.h"
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#include "confirmbox.h"
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#include "mainwidget.h"
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#include "window.h"
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ConfirmBox::ConfirmBox(QString text, QString doneText, QString cancelText) :
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_confirm(this, doneText.isEmpty() ? lang(lng_continue) : doneText, st::btnSelectDone),
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_cancel(this, cancelText.isEmpty() ? lang(lng_cancel) : cancelText, st::btnSelectCancel),
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_text(100), _hiding(false), a_opacity(0, 1), af_opacity(anim::linear) {
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_text.setText(st::boxFont, text, _textPlainOptions);
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_width = st::confirmWidth;
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_textWidth = _width - st::boxPadding.left() - st::boxPadding.right();
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_textHeight = _text.countHeight(_textWidth);
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_height = st::boxPadding.top() + _textHeight + st::boxPadding.bottom() + _confirm.height();
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_confirm.move(_width - _confirm.width(), st::boxPadding.top() + _textHeight + st::boxPadding.bottom());
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_cancel.move(0, st::boxPadding.top() + _textHeight + st::boxPadding.bottom());
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connect(&_confirm, SIGNAL(clicked()), this, SIGNAL(confirmed()));
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connect(&_cancel, SIGNAL(clicked()), this, SLOT(onCancel()));
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resize(_width, _height);
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showAll();
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_cache = myGrab(this, rect());
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hideAll();
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}
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void ConfirmBox::hideAll() {
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_confirm.hide();
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_cancel.hide();
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}
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void ConfirmBox::showAll() {
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_confirm.show();
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_cancel.show();
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}
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void ConfirmBox::keyPressEvent(QKeyEvent *e) {
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if (e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return) {
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emit confirmed();
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} else if (e->key() == Qt::Key_Escape) {
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onCancel();
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}
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}
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void ConfirmBox::parentResized() {
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QSize s = parentWidget()->size();
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setGeometry((s.width() - _width) / 2, (s.height() - _height) / 2, _width, _height);
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update();
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}
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void ConfirmBox::paintEvent(QPaintEvent *e) {
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QPainter p(this);
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if (_cache.isNull()) {
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if (!_hiding || a_opacity.current() > 0.01) {
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// fill bg
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p.fillRect(0, 0, _width, _height, st::boxBG->b);
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// paint shadows
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p.fillRect(0, _height - st::btnSelectCancel.height - st::scrollDef.bottomsh, _width, st::scrollDef.bottomsh, st::scrollDef.shColor->b);
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// paint button sep
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p.fillRect(st::btnSelectCancel.width, _height - st::btnSelectCancel.height, st::lineWidth, st::btnSelectCancel.height, st::btnSelectSep->b);
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// draw box title / text
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p.setFont(st::boxFont->f);
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p.setPen(st::black->p);
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_text.draw(p, st::boxPadding.left(), st::boxPadding.top(), _textWidth, (_text.maxWidth() < _width) ? style::al_center : style::al_left);
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}
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} else {
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p.setOpacity(a_opacity.current());
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p.drawPixmap(0, 0, _cache);
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}
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}
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void ConfirmBox::animStep(float64 ms) {
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if (ms >= 1) {
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a_opacity.finish();
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_cache = QPixmap();
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if (!_hiding) {
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showAll();
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setFocus();
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}
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} else {
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a_opacity.update(ms, af_opacity);
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}
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update();
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}
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void ConfirmBox::onCancel() {
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emit cancelled();
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emit closed();
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}
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void ConfirmBox::startHide() {
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_hiding = true;
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if (_cache.isNull()) {
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_cache = myGrab(this, rect());
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hideAll();
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}
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a_opacity.start(0);
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}
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ConfirmBox::~ConfirmBox() {
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}
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