148 lines
4.5 KiB
C++
148 lines
4.5 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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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "style.h"
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#include "lang.h"
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#include "sysbuttons.h"
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#include "window.h"
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#include "application.h"
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SysBtn::SysBtn(QWidget *parent, const style::sysButton &st, const QString &text) : Button(parent),
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_st(st), a_color(_st.color->c), _overLevel(0), _text(text) {
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int32 w = _st.size.width() + (_text.isEmpty() ? 0 : ((_st.size.width() - _st.img.pxWidth()) / 2 + st::titleTextButton.font->m.width(_text)));
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resize(w, _st.size.height());
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setCursor(style::cur_default);
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connect(this, SIGNAL(stateChanged(int, ButtonStateChangeSource)), this, SLOT(onStateChange(int, ButtonStateChangeSource)));
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}
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void SysBtn::setText(const QString &text) {
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_text = text;
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int32 w = _st.size.width() + (_text.isEmpty() ? 0 : ((_st.size.width() - _st.img.pxWidth()) / 2 + st::titleTextButton.font->m.width(_text)));
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resize(w, _st.size.height());
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}
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void SysBtn::setOverLevel(float64 level) {
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_overLevel = level;
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update();
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}
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void SysBtn::onStateChange(int oldState, ButtonStateChangeSource source) {
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a_color.start((_state & StateOver ? _st.overColor : _st.color)->c);
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if (source == ButtonByUser || source == ButtonByPress) {
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anim::stop(this);
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a_color.finish();
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update();
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} else {
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anim::start(this);
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}
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}
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void SysBtn::paintEvent(QPaintEvent *e) {
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QPainter p(this);
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int x = width() - ((_st.size.width() + _st.img.pxWidth()) / 2), y = (height() - _st.img.pxHeight()) / 2;
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QColor c = a_color.current();
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if (_overLevel > 0) {
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if (_overLevel >= 1) {
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c = _st.overColor->c;
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} else {
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c.setRedF(c.redF() * (1 - _overLevel) + _st.overColor->c.redF() * _overLevel);
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c.setGreenF(c.greenF() * (1 - _overLevel) + _st.overColor->c.greenF() * _overLevel);
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c.setBlueF(c.blueF() * (1 - _overLevel) + _st.overColor->c.blueF() * _overLevel);
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}
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}
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p.fillRect(x, y, _st.img.pxWidth(), _st.img.pxHeight(), c);
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p.drawPixmap(QPoint(x, y), App::sprite(), _st.img);
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if (!_text.isEmpty()) {
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p.setFont(st::titleTextButton.font->f);
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p.setPen(c);
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p.drawText((_st.size.width() - _st.img.pxWidth()) / 2, st::titleTextButton.textTop + st::titleTextButton.font->ascent, _text);
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}
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}
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HitTestType SysBtn::hitTest(const QPoint &p) const {
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int x(p.x()), y(p.y()), w(width()), h(height());
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if (x >= 0 && y >= 0 && x < w && y < h && isVisible()) {
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return HitTestSysButton;
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}
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return HitTestNone;
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}
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bool SysBtn::animStep(float64 ms) {
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float64 dt = ms / _st.duration;
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bool res = true;
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if (dt >= 1) {
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a_color.finish();
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res = false;
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} else {
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a_color.update(dt, anim::linear);
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}
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update();
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return res;
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}
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MinimizeBtn::MinimizeBtn(QWidget *parent, Window *window) : SysBtn(parent, st::sysMin), wnd(window) {
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connect(this, SIGNAL(clicked()), this, SLOT(onClick()));
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}
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void MinimizeBtn::onClick() {
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wnd->setWindowState(Qt::WindowMinimized);
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}
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MaximizeBtn::MaximizeBtn(QWidget *parent, Window *window) : SysBtn(parent, st::sysMax), wnd(window) {
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connect(this, SIGNAL(clicked()), this, SLOT(onClick()));
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}
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void MaximizeBtn::onClick() {
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wnd->setWindowState(Qt::WindowMaximized);
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}
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RestoreBtn::RestoreBtn(QWidget *parent, Window *window) : SysBtn(parent, st::sysRes), wnd(window) {
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connect(this, SIGNAL(clicked()), this, SLOT(onClick()));
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}
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void RestoreBtn::onClick() {
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wnd->setWindowState(Qt::WindowNoState);
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}
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CloseBtn::CloseBtn(QWidget *parent, Window *window) : SysBtn(parent, st::sysCls), wnd(window) {
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connect(this, SIGNAL(clicked()), this, SLOT(onClick()));
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}
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void CloseBtn::onClick() {
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wnd->close();
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}
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UpdateBtn::UpdateBtn(QWidget *parent, Window *window, const QString &text) : SysBtn(parent, st::sysUpd, text), wnd(window) {
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connect(this, SIGNAL(clicked()), this, SLOT(onClick()));
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}
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void UpdateBtn::onClick() {
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psCheckReadyUpdate();
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if (App::app()->updatingState() == Application::UpdatingReady) {
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cSetRestartingUpdate(true);
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} else {
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cSetRestarting(true);
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cSetRestartingToSettings(false);
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}
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App::quit();
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}
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