320 lines
10 KiB
C++
320 lines
10 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram 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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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#include "profile/profile_block_peer_list.h"
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#include "ui/effects/ripple_animation.h"
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#include "ui/widgets/popup_menu.h"
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#include "styles/style_profile.h"
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#include "styles/style_widgets.h"
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#include "auth_session.h"
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namespace Profile {
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PeerListWidget::Item::Item(PeerData *peer) : peer(peer) {
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}
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PeerListWidget::Item::~Item() = default;
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PeerListWidget::PeerListWidget(QWidget *parent, PeerData *peer, const QString &title, const style::ProfilePeerListItem &st, const QString &removeText)
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: BlockWidget(parent, peer, title)
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, _st(st)
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, _removeText(removeText)
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, _removeWidth(st::normalFont->width(_removeText)) {
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setMouseTracking(true);
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subscribe(AuthSession::CurrentDownloaderTaskFinished(), [this] { update(); });
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}
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int PeerListWidget::resizeGetHeight(int newWidth) {
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auto newHeight = getListTop();
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newHeight += _items.size() * st::profileMemberHeight;
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return newHeight + _st.bottom;
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}
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void PeerListWidget::setVisibleTopBottom(int visibleTop, int visibleBottom) {
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_visibleTop = visibleTop;
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_visibleBottom = visibleBottom;
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if (_preloadMoreCallback) {
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if (_visibleTop + PreloadHeightsCount * (_visibleBottom - _visibleTop) > height()) {
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_preloadMoreCallback();
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}
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}
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}
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void PeerListWidget::paintContents(Painter &p) {
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auto ms = getms();
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auto left = getListLeft();
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auto top = getListTop();
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auto memberRowWidth = rowWidth();
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auto from = floorclamp(_visibleTop - top, st::profileMemberHeight, 0, _items.size());
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auto to = ceilclamp(_visibleBottom - top, st::profileMemberHeight, 0, _items.size());
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for (auto i = from; i < to; ++i) {
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auto y = top + i * st::profileMemberHeight;
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auto selected = (_menuRowIndex >= 0) ? (i == _menuRowIndex) : (_pressed >= 0) ? (i == _pressed) : (i == _selected);
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auto selectedRemove = selected && _selectedRemove;
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if (_pressed >= 0 && !_pressedRemove) {
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selectedRemove = false;
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}
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paintItem(p, left, y, _items[i], selected, selectedRemove, ms);
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}
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}
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void PeerListWidget::paintItem(Painter &p, int x, int y, Item *item, bool selected, bool selectedKick, TimeMs ms) {
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if (_updateItemCallback) {
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_updateItemCallback(item);
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}
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auto memberRowWidth = rowWidth();
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if (selected) {
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paintOutlinedRect(p, x, y, memberRowWidth, st::profileMemberHeight);
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}
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if (auto &ripple = item->ripple) {
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ripple->paint(p, x + _st.button.outlineWidth, y, width(), ms);
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if (ripple->empty()) {
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ripple.reset();
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}
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}
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int skip = st::profileMemberPhotoPosition.x();
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item->peer->paintUserpicLeft(p, x + st::profileMemberPhotoPosition.x(), y + st::profileMemberPhotoPosition.y(), width(), st::profileMemberPhotoSize);
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if (item->name.isEmpty()) {
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item->name.setText(st::msgNameStyle, App::peerName(item->peer), _textNameOptions);
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}
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int nameLeft = x + st::profileMemberNamePosition.x();
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int nameTop = y + st::profileMemberNamePosition.y();
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int nameWidth = memberRowWidth - st::profileMemberNamePosition.x() - skip;
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if (item->hasRemoveLink && selected) {
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p.setFont(selectedKick ? st::normalFont->underline() : st::normalFont);
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p.setPen(st::windowActiveTextFg);
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p.drawTextLeft(nameLeft + nameWidth - _removeWidth, nameTop, width(), _removeText, _removeWidth);
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nameWidth -= _removeWidth + skip;
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}
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if (item->hasAdminStar) {
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nameWidth -= st::profileMemberAdminIcon.width();
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int iconLeft = nameLeft + qMin(nameWidth, item->name.maxWidth());
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st::profileMemberAdminIcon.paint(p, QPoint(iconLeft, nameTop), width());
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}
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p.setPen(st::profileMemberNameFg);
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item->name.drawLeftElided(p, nameLeft, nameTop, nameWidth, width());
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if (item->statusHasOnlineColor) {
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p.setPen(_st.statusFgActive);
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} else {
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p.setPen(selected ? _st.statusFgOver : _st.statusFg);
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}
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p.setFont(st::normalFont);
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p.drawTextLeft(x + st::profileMemberStatusPosition.x(), y + st::profileMemberStatusPosition.y(), width(), item->statusText);
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}
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void PeerListWidget::paintOutlinedRect(Painter &p, int x, int y, int w, int h) const {
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auto outlineWidth = _st.button.outlineWidth;
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if (outlineWidth) {
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p.fillRect(rtlrect(x, y, outlineWidth, h, width()), _st.button.outlineFgOver);
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}
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p.fillRect(rtlrect(x + outlineWidth, y, w - outlineWidth, h, width()), _st.button.textBgOver);
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}
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void PeerListWidget::mouseMoveEvent(QMouseEvent *e) {
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_mousePosition = e->globalPos();
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updateSelection();
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}
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void PeerListWidget::mousePressEvent(QMouseEvent *e) {
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_mousePosition = e->globalPos();
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updateSelection();
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_pressButton = e->button();
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_pressed = _selected;
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_pressedRemove = _selectedRemove;
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if (_pressed >= 0 && !_pressedRemove) {
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auto item = _items[_pressed];
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if (!item->ripple) {
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auto memberRowWidth = rowWidth();
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auto mask = Ui::RippleAnimation::rectMask(QSize(memberRowWidth - _st.button.outlineWidth, st::profileMemberHeight));
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item->ripple = std::make_unique<Ui::RippleAnimation>(_st.button.ripple, std::move(mask), [this, index = _pressed] {
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repaintRow(index);
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});
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}
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auto left = getListLeft() + _st.button.outlineWidth;
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auto top = getListTop() + st::profileMemberHeight * _pressed;
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item->ripple->add(e->pos() - QPoint(left, top));
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}
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}
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void PeerListWidget::mouseReleaseEvent(QMouseEvent *e) {
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mousePressReleased(e->button());
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}
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void PeerListWidget::mousePressReleased(Qt::MouseButton button) {
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repaintRow(_pressed);
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auto pressed = std::exchange(_pressed, -1);
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auto pressedRemove = base::take(_pressedRemove);
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if (pressed >= 0 && pressed < _items.size()) {
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if (auto &ripple = _items[pressed]->ripple) {
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ripple->lastStop();
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}
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if (pressed == _selected && pressedRemove == _selectedRemove && button == Qt::LeftButton) {
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InvokeQueued(this, [this, pressedRemove, peer = _items[pressed]->peer] {
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if (auto &callback = (pressedRemove ? _removedCallback : _selectedCallback)) {
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callback(peer);
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}
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});
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}
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}
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setCursor(_selectedRemove ? style::cur_pointer : style::cur_default);
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repaintSelectedRow();
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}
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void PeerListWidget::contextMenuEvent(QContextMenuEvent *e) {
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if (_menu) {
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_menu->deleteLater();
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_menu = nullptr;
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}
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if (_menuRowIndex >= 0) {
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repaintRow(_menuRowIndex);
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_menuRowIndex = -1;
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}
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if (e->reason() == QContextMenuEvent::Mouse) {
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_mousePosition = e->globalPos();
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updateSelection();
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}
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_menuRowIndex = _selected;
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if (_pressButton != Qt::LeftButton) {
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mousePressReleased(_pressButton);
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}
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if (_selected < 0 || _selected >= _items.size()) {
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return;
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}
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_menu = fillPeerMenu(_items[_selected]->peer);
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if (_menu) {
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_menu->setDestroyedCallback(base::lambda_guarded(this, [this, menu = _menu] {
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if (_menu == menu) {
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_menu = nullptr;
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}
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repaintRow(_menuRowIndex);
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_menuRowIndex = -1;
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_mousePosition = QCursor::pos();
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updateSelection();
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}));
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_menu->popup(e->globalPos());
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e->accept();
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}
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}
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void PeerListWidget::enterEventHook(QEvent *e) {
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_mousePosition = QCursor::pos();
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updateSelection();
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}
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void PeerListWidget::leaveEventHook(QEvent *e) {
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_mousePosition = QPoint(-1, -1);
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updateSelection();
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}
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void PeerListWidget::updateSelection() {
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auto selected = -1;
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auto selectedKick = false;
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auto mouse = mapFromGlobal(_mousePosition);
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if (rtl()) mouse.setX(width() - mouse.x());
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auto left = getListLeft();
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auto top = getListTop();
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auto memberRowWidth = rowWidth();
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if (mouse.x() >= left && mouse.x() < left + memberRowWidth && mouse.y() >= top) {
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selected = (mouse.y() - top) / st::profileMemberHeight;
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if (selected >= _items.size()) {
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selected = -1;
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} else if (_items[selected]->hasRemoveLink) {
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int skip = st::profileMemberPhotoPosition.x();
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int nameLeft = left + st::profileMemberNamePosition.x();
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int nameTop = top + _selected * st::profileMemberHeight + st::profileMemberNamePosition.y();
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int nameWidth = memberRowWidth - st::profileMemberNamePosition.x() - skip;
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if (mouse.x() >= nameLeft + nameWidth - _removeWidth && mouse.x() < nameLeft + nameWidth) {
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if (mouse.y() >= nameTop && mouse.y() < nameTop + st::normalFont->height) {
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selectedKick = true;
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}
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}
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}
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}
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setSelected(selected, selectedKick);
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}
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void PeerListWidget::setSelected(int selected, bool selectedRemove) {
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if (_selected == selected && _selectedRemove == selectedRemove) {
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return;
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}
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repaintSelectedRow();
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if (_selectedRemove != selectedRemove) {
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_selectedRemove = selectedRemove;
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if (_pressed < 0) {
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setCursor(_selectedRemove ? style::cur_pointer : style::cur_default);
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}
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}
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if (_selected != selected) {
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_selected = selected;
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repaintSelectedRow();
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}
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}
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void PeerListWidget::repaintSelectedRow() {
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repaintRow(_selected);
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}
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void PeerListWidget::repaintRow(int index) {
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if (index >= 0) {
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auto left = getListLeft();
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rtlupdate(left, getListTop() + index * st::profileMemberHeight, width() - left, st::profileMemberHeight);
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}
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}
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int PeerListWidget::getListLeft() const {
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return _st.left;
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}
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int PeerListWidget::rowWidth() const {
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return qMin(width() - getListLeft(), st::profileBlockWideWidthMax);
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}
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void PeerListWidget::preloadPhotos() {
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int top = getListTop();
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int preloadFor = (_visibleBottom - _visibleTop) * PreloadHeightsCount;
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int from = floorclamp(_visibleTop - top, st::profileMemberHeight, 0, _items.size());
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int to = ceilclamp(_visibleBottom + preloadFor - top, st::profileMemberHeight, 0, _items.size());
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for (int i = from; i < to; ++i) {
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_items[i]->peer->loadUserpic();
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}
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}
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void PeerListWidget::refreshVisibility() {
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setVisible(!_items.isEmpty());
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}
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} // namespace Profile
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