842 lines
23 KiB
C++
842 lines
23 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "window/main_window.h"
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#include "storage/localstorage.h"
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#include "platform/platform_specific.h"
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#include "ui/platform/ui_platform_window.h"
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#include "platform/platform_window_title.h"
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#include "base/platform/base_platform_info.h"
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#include "history/history.h"
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#include "window/window_session_controller.h"
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#include "window/window_lock_widgets.h"
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#include "window/window_outdated_bar.h"
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#include "window/window_controller.h"
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#include "main/main_account.h" // Account::sessionValue.
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#include "core/application.h"
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#include "core/sandbox.h"
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#include "lang/lang_keys.h"
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#include "data/data_session.h"
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#include "main/main_session.h"
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#include "main/main_session_settings.h"
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#include "base/crc32hash.h"
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#include "ui/toast/toast.h"
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#include "ui/widgets/shadow.h"
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#include "ui/ui_utility.h"
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#include "apiwrap.h"
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#include "mainwindow.h"
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#include "mainwidget.h" // session->content()->windowShown().
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#include "facades.h"
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#include "app.h"
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#include "styles/style_widgets.h"
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#include "styles/style_window.h"
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#include <QtWidgets/QDesktopWidget>
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#include <QtCore/QMimeData>
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#include <QtGui/QGuiApplication>
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#include <QtGui/QWindow>
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#include <QtGui/QScreen>
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#include <QtGui/QDrag>
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namespace Window {
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namespace {
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constexpr auto kSaveWindowPositionTimeout = crl::time(1000);
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} // namespace
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QImage LoadLogo() {
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return QImage(qsl(":/gui/art/logo_256.png"));
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}
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QImage LoadLogoNoMargin() {
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return QImage(qsl(":/gui/art/logo_256_no_margin.png"));
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}
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void ConvertIconToBlack(QImage &image) {
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if (image.format() != QImage::Format_ARGB32_Premultiplied) {
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image = std::move(image).convertToFormat(
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QImage::Format_ARGB32_Premultiplied);
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}
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//const auto gray = red * 0.299 + green * 0.587 + blue * 0.114;
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//const auto result = (gray - 100 < 0) ? 0 : (gray - 100) * 255 / 155;
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constexpr auto scale = 255 / 155.;
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constexpr auto red = 0.299;
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constexpr auto green = 0.587;
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constexpr auto blue = 0.114;
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static constexpr auto shift = (1 << 24);
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auto shifter = [](double value) {
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return uint32(value * shift);
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};
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constexpr auto iscale = shifter(scale);
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constexpr auto ired = shifter(red);
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constexpr auto igreen = shifter(green);
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constexpr auto iblue = shifter(blue);
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constexpr auto threshold = 100;
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const auto width = image.width();
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const auto height = image.height();
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const auto data = reinterpret_cast<uint32*>(image.bits());
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const auto intsPerLine = image.bytesPerLine() / 4;
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const auto intsPerLineAdded = intsPerLine - width;
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auto pixel = data;
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for (auto j = 0; j != height; ++j) {
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for (auto i = 0; i != width; ++i) {
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const auto value = *pixel;
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const auto gray = (((value >> 16) & 0xFF) * ired
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+ ((value >> 8) & 0xFF) * igreen
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+ (value & 0xFF) * iblue) >> 24;
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const auto small = gray - threshold;
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const auto test = ~small;
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const auto result = (test >> 31) * small * iscale;
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const auto component = (result >> 24) & 0xFF;
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*pixel++ = (value & 0xFF000000U)
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| (component << 16)
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| (component << 8)
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| component;
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}
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pixel += intsPerLineAdded;
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}
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}
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QIcon CreateOfficialIcon(Main::Session *session) {
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auto image = Core::IsAppLaunched() ? Core::App().logo() : LoadLogo();
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if (session && session->supportMode()) {
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ConvertIconToBlack(image);
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}
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return QIcon(Ui::PixmapFromImage(std::move(image)));
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}
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QIcon CreateIcon(Main::Session *session) {
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auto result = CreateOfficialIcon(session);
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#if defined Q_OS_UNIX && !defined Q_OS_MAC
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const auto iconFromTheme = QIcon::fromTheme(
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Platform::GetIconName(),
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result);
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result = QIcon();
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static const auto iconSizes = {
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16,
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22,
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32,
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48,
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64,
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128,
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256,
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};
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// Qt's standard QIconLoaderEngine sets availableSizes
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// to XDG directories sizes, since svg icons are scalable,
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// they could be only in one XDG folder (like 48x48)
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// and Qt will set only a 48px icon to the window
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// even though the icon could be scaled to other sizes.
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// Thus, scale it manually to the most widespread sizes.
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for (const auto iconSize : iconSizes) {
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// We can't use QIcon::actualSize here
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// since it works incorrectly with svg icon themes
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const auto iconPixmap = iconFromTheme.pixmap(iconSize);
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const auto iconPixmapSize = iconPixmap.size()
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/ iconPixmap.devicePixelRatio();
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// Not a svg icon, don't scale it
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if (iconPixmapSize.width() != iconSize) {
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return iconFromTheme;
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}
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result.addPixmap(iconPixmap);
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}
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#endif
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return result;
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}
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MainWindow::MainWindow(not_null<Controller*> controller)
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: _controller(controller)
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, _positionUpdatedTimer([=] { savePosition(); })
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, _outdated(CreateOutdatedBar(body()))
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, _body(body()) {
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style::PaletteChanged(
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) | rpl::start_with_next([=] {
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updatePalette();
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}, lifetime());
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Core::App().unreadBadgeChanges(
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) | rpl::start_with_next([=] {
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updateUnreadCounter();
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}, lifetime());
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Core::App().settings().workModeChanges(
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) | rpl::start_with_next([=](Core::Settings::WorkMode mode) {
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workmodeUpdated(mode);
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}, lifetime());
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Ui::Toast::SetDefaultParent(_body.data());
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if (_outdated) {
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_outdated->heightValue(
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) | rpl::filter([=] {
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return window()->windowHandle() != nullptr;
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}) | rpl::start_with_next([=](int height) {
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if (!height) {
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crl::on_main(this, [=] { _outdated.destroy(); });
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}
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updateControlsGeometry();
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}, _outdated->lifetime());
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}
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}
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Main::Account &MainWindow::account() const {
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return _controller->account();
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}
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Window::SessionController *MainWindow::sessionController() const {
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return _controller->sessionController();
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}
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bool MainWindow::hideNoQuit() {
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if (App::quitting()) {
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return false;
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}
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const auto workMode = Core::App().settings().workMode();
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if (workMode == Core::Settings::WorkMode::TrayOnly
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|| workMode == Core::Settings::WorkMode::WindowAndTray) {
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if (minimizeToTray()) {
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if (const auto controller = sessionController()) {
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Ui::showChatsList(&controller->session());
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}
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return true;
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}
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}
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if (Platform::IsMac() || Core::App().settings().closeToTaskbar()) {
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if (Platform::IsMac()) {
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closeWithoutDestroy();
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} else {
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setWindowState(window()->windowState() | Qt::WindowMinimized);
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}
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controller().updateIsActiveBlur();
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updateGlobalMenu();
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if (const auto controller = sessionController()) {
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Ui::showChatsList(&controller->session());
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}
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return true;
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}
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return false;
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}
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void MainWindow::clearWidgets() {
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clearWidgetsHook();
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updateGlobalMenu();
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}
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void MainWindow::updateIsActive() {
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const auto isActive = computeIsActive();
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if (_isActive != isActive) {
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_isActive = isActive;
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activeChangedHook();
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}
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}
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bool MainWindow::computeIsActive() const {
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return isActiveWindow() && isVisible() && !(windowState() & Qt::WindowMinimized);
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}
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void MainWindow::updateWindowIcon() {
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const auto session = sessionController()
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? &sessionController()->session()
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: nullptr;
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const auto supportIcon = session && session->supportMode();
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if (supportIcon != _usingSupportIcon || _icon.isNull()) {
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_icon = CreateIcon(session);
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_usingSupportIcon = supportIcon;
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}
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setWindowIcon(_icon);
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}
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QRect MainWindow::desktopRect() const {
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const auto now = crl::now();
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if (!_monitorLastGot || now >= _monitorLastGot + crl::time(1000)) {
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_monitorLastGot = now;
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_monitorRect = computeDesktopRect();
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}
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return _monitorRect;
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}
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void MainWindow::init() {
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createWinId();
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initHook();
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updateWindowIcon();
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// Non-queued activeChanged handlers must use QtSignalProducer.
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connect(
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windowHandle(),
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&QWindow::activeChanged,
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this,
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[=] { handleActiveChanged(); },
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Qt::QueuedConnection);
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connect(
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windowHandle(),
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&QWindow::windowStateChanged,
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this,
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[=](Qt::WindowState state) { handleStateChanged(state); });
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connect(
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windowHandle(),
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&QWindow::visibleChanged,
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this,
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[=](bool visible) { handleVisibleChanged(visible); });
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updatePalette();
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if (Ui::Platform::NativeWindowFrameSupported()) {
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Core::App().settings().nativeWindowFrameChanges(
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) | rpl::start_with_next([=](bool native) {
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refreshTitleWidget();
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recountGeometryConstraints();
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}, lifetime());
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}
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refreshTitleWidget();
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initGeometry();
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updateUnreadCounter();
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}
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void MainWindow::handleStateChanged(Qt::WindowState state) {
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stateChangedHook(state);
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updateControlsGeometry();
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if (state == Qt::WindowMinimized) {
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controller().updateIsActiveBlur();
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} else {
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controller().updateIsActiveFocus();
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}
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Core::App().updateNonIdle();
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using WorkMode = Core::Settings::WorkMode;
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if (state == Qt::WindowMinimized
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&& (Core::App().settings().workMode() == WorkMode::TrayOnly)) {
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minimizeToTray();
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}
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savePosition(state);
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}
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void MainWindow::handleActiveChanged() {
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if (isActiveWindow()) {
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Core::App().checkMediaViewActivation();
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}
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InvokeQueued(this, [=] {
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handleActiveChangedHook();
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});
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}
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void MainWindow::handleVisibleChanged(bool visible) {
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if (visible) {
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if (_maximizedBeforeHide) {
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DEBUG_LOG(("Window Pos: Window was maximized before hidding, setting maximized."));
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setWindowState(Qt::WindowMaximized);
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}
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} else {
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_maximizedBeforeHide = Core::App().settings().windowPosition().maximized;
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}
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handleVisibleChangedHook(visible);
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}
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void MainWindow::showFromTray() {
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InvokeQueued(this, [=] {
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updateGlobalMenu();
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});
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activate();
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updateUnreadCounter();
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}
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void MainWindow::quitFromTray() {
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App::quit();
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}
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void MainWindow::activate() {
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bool wasHidden = !isVisible();
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setWindowState(windowState() & ~Qt::WindowMinimized);
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setVisible(true);
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psActivateProcess();
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raise();
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activateWindow();
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controller().updateIsActiveFocus();
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if (wasHidden) {
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if (const auto session = sessionController()) {
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session->content()->windowShown();
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}
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}
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}
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void MainWindow::updatePalette() {
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Ui::ForceFullRepaint(this);
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auto p = palette();
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p.setColor(QPalette::Window, st::windowBg->c);
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setPalette(p);
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}
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int MainWindow::computeMinWidth() const {
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auto result = st::windowMinWidth;
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if (const auto session = _controller->sessionController()) {
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if (const auto add = session->filtersWidth()) {
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result += add;
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}
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}
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if (_rightColumn) {
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result += _rightColumn->width();
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}
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return result;
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}
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int MainWindow::computeMinHeight() const {
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const auto outdated = [&] {
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if (!_outdated) {
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return 0;
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}
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_outdated->resizeToWidth(st::windowMinWidth);
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return _outdated->height();
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}();
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return outdated + st::windowMinHeight;
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}
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void MainWindow::refreshTitleWidget() {
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if (Ui::Platform::NativeWindowFrameSupported()
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&& Core::App().settings().nativeWindowFrame()) {
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setNativeFrame(true);
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if (Platform::NativeTitleRequiresShadow()) {
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_titleShadow.create(this);
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_titleShadow->show();
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}
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} else {
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setNativeFrame(false);
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_titleShadow.destroy();
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}
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}
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void MainWindow::updateMinimumSize() {
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setMinimumWidth(computeMinWidth());
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setMinimumHeight(computeMinHeight());
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}
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void MainWindow::recountGeometryConstraints() {
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updateMinimumSize();
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updateControlsGeometry();
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fixOrder();
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}
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Core::WindowPosition MainWindow::positionFromSettings() const {
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auto position = Core::App().settings().windowPosition();
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DEBUG_LOG(("Window Pos: Initializing first %1, %2, %3, %4 "
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"(scale %5%, maximized %6)")
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.arg(position.x)
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.arg(position.y)
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.arg(position.w)
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.arg(position.h)
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.arg(position.scale)
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.arg(Logs::b(position.maximized)));
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if (!position.scale) {
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return position;
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}
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const auto scaleFactor = cScale() / float64(position.scale);
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position.x *= scaleFactor;
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position.y *= scaleFactor;
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position.w *= scaleFactor;
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position.h *= scaleFactor;
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return position;
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}
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QRect MainWindow::countInitialGeometry(Core::WindowPosition position) {
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const auto primaryScreen = QGuiApplication::primaryScreen();
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const auto primaryAvailable = primaryScreen
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? primaryScreen->availableGeometry()
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: QRect(0, 0, st::windowDefaultWidth, st::windowDefaultHeight);
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const auto initialWidth = Core::Settings::ThirdColumnByDefault()
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? st::windowBigDefaultWidth
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: st::windowDefaultWidth;
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const auto initialHeight = Core::Settings::ThirdColumnByDefault()
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? st::windowBigDefaultHeight
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: st::windowDefaultHeight;
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const auto initial = QRect(
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primaryAvailable.x() + std::max(
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(primaryAvailable.width() - initialWidth) / 2,
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0),
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primaryAvailable.y() + std::max(
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(primaryAvailable.height() - initialHeight) / 2,
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0),
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initialWidth,
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initialHeight);
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if (!position.w || !position.h) {
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return initial;
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}
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const auto screen = [&]() -> QScreen* {
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for (const auto screen : QGuiApplication::screens()) {
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if (position.moncrc == screenNameChecksum(screen->name())) {
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return screen;
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}
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}
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return nullptr;
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}();
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if (!screen) {
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return initial;
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}
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const auto frame = [&] {
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if (!Core::App().settings().nativeWindowFrame()) {
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return QMargins();
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}
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const auto inner = geometry();
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const auto outer = frameGeometry();
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return QMargins(
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inner.x() - outer.x(),
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inner.y() - outer.y(),
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outer.x() + outer.width() - inner.x() - inner.width(),
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outer.y() + outer.height() - inner.y() - inner.height());
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}();
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const auto screenGeometry = screen->geometry();
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const auto availableGeometry = screen->availableGeometry();
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const auto spaceForInner = availableGeometry.marginsRemoved(
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frame);
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DEBUG_LOG(("Window Pos: "
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"Screen found, screen geometry: %1, %2, %3, %4"
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).arg(screenGeometry.x()
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).arg(screenGeometry.y()
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).arg(screenGeometry.width()
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).arg(screenGeometry.height()));
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const auto x = spaceForInner.x() - screenGeometry.x();
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const auto y = spaceForInner.y() - screenGeometry.y();
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const auto w = spaceForInner.width();
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const auto h = spaceForInner.height();
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if (w < st::windowMinWidth || h < st::windowMinHeight) {
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return initial;
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}
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if (position.x < x) position.x = x;
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if (position.y < y) position.y = y;
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if (position.w > w) position.w = w;
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if (position.h > h) position.h = h;
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const auto rightPoint = position.x + position.w;
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const auto screenRightPoint = x + w;
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if (rightPoint > screenRightPoint) {
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const auto distance = rightPoint - screenRightPoint;
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const auto newXPos = position.x - distance;
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if (newXPos >= x) {
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position.x = newXPos;
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} else {
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position.x = x;
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const auto newRightPoint = position.x + position.w;
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const auto newDistance = newRightPoint - screenRightPoint;
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position.w -= newDistance;
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}
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}
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const auto bottomPoint = position.y + position.h;
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const auto screenBottomPoint = y + h;
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if (bottomPoint > screenBottomPoint) {
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const auto distance = bottomPoint - screenBottomPoint;
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const auto newYPos = position.y - distance;
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if (newYPos >= y) {
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position.y = newYPos;
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} else {
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position.y = y;
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const auto newBottomPoint = position.y + position.h;
|
|
const auto newDistance = newBottomPoint - screenBottomPoint;
|
|
position.h -= newDistance;
|
|
}
|
|
}
|
|
position.x += screenGeometry.x();
|
|
position.y += screenGeometry.y();
|
|
if ((position.x + st::windowMinWidth
|
|
> screenGeometry.x() + screenGeometry.width())
|
|
|| (position.y + st::windowMinHeight
|
|
> screenGeometry.y() + screenGeometry.height())) {
|
|
return initial;
|
|
}
|
|
DEBUG_LOG(("Window Pos: Resulting geometry is %1, %2, %3, %4"
|
|
).arg(position.x
|
|
).arg(position.y
|
|
).arg(position.w
|
|
).arg(position.h));
|
|
return QRect(position.x, position.y, position.w, position.h);
|
|
}
|
|
|
|
void MainWindow::initGeometry() {
|
|
updateMinimumSize();
|
|
if (initGeometryFromSystem()) {
|
|
return;
|
|
}
|
|
const auto geometry = countInitialGeometry(positionFromSettings());
|
|
DEBUG_LOG(("Window Pos: Setting first %1, %2, %3, %4"
|
|
).arg(geometry.x()
|
|
).arg(geometry.y()
|
|
).arg(geometry.width()
|
|
).arg(geometry.height()));
|
|
setGeometry(geometry);
|
|
}
|
|
|
|
void MainWindow::positionUpdated() {
|
|
_positionUpdatedTimer.callOnce(kSaveWindowPositionTimeout);
|
|
}
|
|
|
|
int32 MainWindow::screenNameChecksum(const QString &name) const {
|
|
const auto bytes = name.toUtf8();
|
|
return base::crc32(bytes.constData(), bytes.size());
|
|
}
|
|
|
|
void MainWindow::setPositionInited() {
|
|
_positionInited = true;
|
|
}
|
|
|
|
void MainWindow::attachToTrayIcon(not_null<QSystemTrayIcon*> icon) {
|
|
icon->setToolTip(AppName.utf16());
|
|
connect(icon, &QSystemTrayIcon::activated, this, [=](
|
|
QSystemTrayIcon::ActivationReason reason) {
|
|
Core::Sandbox::Instance().customEnterFromEventLoop([&] {
|
|
handleTrayIconActication(reason);
|
|
});
|
|
});
|
|
}
|
|
|
|
void MainWindow::resizeEvent(QResizeEvent *e) {
|
|
updateControlsGeometry();
|
|
}
|
|
|
|
rpl::producer<> MainWindow::leaveEvents() const {
|
|
return _leaveEvents.events();
|
|
}
|
|
|
|
void MainWindow::leaveEventHook(QEvent *e) {
|
|
_leaveEvents.fire({});
|
|
}
|
|
|
|
void MainWindow::updateControlsGeometry() {
|
|
const auto inner = body()->rect();
|
|
auto bodyLeft = inner.x();
|
|
auto bodyTop = inner.y();
|
|
auto bodyWidth = inner.width();
|
|
if (_titleShadow) {
|
|
_titleShadow->setGeometry(inner.x(), bodyTop, inner.width(), st::lineWidth);
|
|
}
|
|
if (_outdated) {
|
|
Ui::SendPendingMoveResizeEvents(_outdated.data());
|
|
_outdated->resizeToWidth(inner.width());
|
|
_outdated->moveToLeft(inner.x(), bodyTop);
|
|
bodyTop += _outdated->height();
|
|
}
|
|
if (_rightColumn) {
|
|
bodyWidth -= _rightColumn->width();
|
|
_rightColumn->setGeometry(bodyWidth, bodyTop, inner.width() - bodyWidth, inner.height() - (bodyTop - inner.y()));
|
|
}
|
|
_body->setGeometry(bodyLeft, bodyTop, bodyWidth, inner.height() - (bodyTop - inner.y()));
|
|
}
|
|
|
|
void MainWindow::updateUnreadCounter() {
|
|
if (App::quitting()) {
|
|
return;
|
|
}
|
|
|
|
const auto counter = Core::App().unreadBadge();
|
|
setTitle((counter > 0) ? qsl("Telegram (%1)").arg(counter) : qsl("Telegram"));
|
|
|
|
unreadCounterChangedHook();
|
|
}
|
|
|
|
QRect MainWindow::computeDesktopRect() const {
|
|
return QApplication::desktop()->availableGeometry(this);
|
|
}
|
|
|
|
void MainWindow::savePosition(Qt::WindowState state) {
|
|
if (state == Qt::WindowActive) {
|
|
state = windowHandle()->windowState();
|
|
}
|
|
|
|
if (state == Qt::WindowMinimized
|
|
|| !isVisible()
|
|
|| !positionInited()) {
|
|
return;
|
|
}
|
|
|
|
const auto &savedPosition = Core::App().settings().windowPosition();
|
|
auto realPosition = savedPosition;
|
|
|
|
if (state == Qt::WindowMaximized) {
|
|
realPosition.maximized = 1;
|
|
DEBUG_LOG(("Window Pos: Saving maximized position."));
|
|
} else {
|
|
auto r = body()->mapToGlobal(body()->rect());
|
|
realPosition.x = r.x();
|
|
realPosition.y = r.y();
|
|
realPosition.w = r.width() - (_rightColumn ? _rightColumn->width() : 0);
|
|
realPosition.h = r.height();
|
|
realPosition.scale = cScale();
|
|
realPosition.maximized = 0;
|
|
realPosition.moncrc = 0;
|
|
|
|
DEBUG_LOG(("Window Pos: Saving non-maximized position: %1, %2, %3, %4").arg(realPosition.x).arg(realPosition.y).arg(realPosition.w).arg(realPosition.h));
|
|
|
|
auto centerX = realPosition.x + realPosition.w / 2;
|
|
auto centerY = realPosition.y + realPosition.h / 2;
|
|
int minDelta = 0;
|
|
QScreen *chosen = nullptr;
|
|
const auto screens = QGuiApplication::screens();
|
|
for (auto screen : screens) {
|
|
auto delta = (screen->geometry().center() - QPoint(centerX, centerY)).manhattanLength();
|
|
if (!chosen || delta < minDelta) {
|
|
minDelta = delta;
|
|
chosen = screen;
|
|
}
|
|
}
|
|
if (chosen) {
|
|
auto screenGeometry = chosen->geometry();
|
|
DEBUG_LOG(("Window Pos: Screen found, geometry: %1, %2, %3, %4"
|
|
).arg(screenGeometry.x()
|
|
).arg(screenGeometry.y()
|
|
).arg(screenGeometry.width()
|
|
).arg(screenGeometry.height()));
|
|
realPosition.x -= screenGeometry.x();
|
|
realPosition.y -= screenGeometry.y();
|
|
realPosition.moncrc = screenNameChecksum(chosen->name());
|
|
}
|
|
}
|
|
if (realPosition.w >= st::windowMinWidth && realPosition.h >= st::windowMinHeight) {
|
|
if (realPosition.x != savedPosition.x
|
|
|| realPosition.y != savedPosition.y
|
|
|| realPosition.w != savedPosition.w
|
|
|| realPosition.h != savedPosition.h
|
|
|| realPosition.scale != savedPosition.scale
|
|
|| realPosition.moncrc != savedPosition.moncrc
|
|
|| realPosition.maximized != savedPosition.maximized) {
|
|
DEBUG_LOG(("Window Pos: Writing: %1, %2, %3, %4 (scale %5%, maximized %6)")
|
|
.arg(realPosition.x)
|
|
.arg(realPosition.y)
|
|
.arg(realPosition.w)
|
|
.arg(realPosition.h)
|
|
.arg(realPosition.scale)
|
|
.arg(Logs::b(realPosition.maximized)));
|
|
Core::App().settings().setWindowPosition(realPosition);
|
|
Core::App().saveSettingsDelayed();
|
|
}
|
|
}
|
|
}
|
|
|
|
bool MainWindow::minimizeToTray() {
|
|
if (App::quitting() || !hasTrayIcon()) return false;
|
|
|
|
closeWithoutDestroy();
|
|
controller().updateIsActiveBlur();
|
|
updateGlobalMenu();
|
|
showTrayTooltip();
|
|
return true;
|
|
}
|
|
|
|
void MainWindow::reActivateWindow() {
|
|
#if defined Q_OS_UNIX && !defined Q_OS_MAC
|
|
const auto weak = Ui::MakeWeak(this);
|
|
const auto reActivate = [=] {
|
|
if (const auto w = weak.data()) {
|
|
if (auto f = QApplication::focusWidget()) {
|
|
f->clearFocus();
|
|
}
|
|
w->activate();
|
|
if (auto f = QApplication::focusWidget()) {
|
|
f->clearFocus();
|
|
}
|
|
w->setInnerFocus();
|
|
}
|
|
};
|
|
crl::on_main(this, reActivate);
|
|
base::call_delayed(200, this, reActivate);
|
|
#endif // Q_OS_UNIX && !Q_OS_MAC
|
|
}
|
|
|
|
void MainWindow::showRightColumn(object_ptr<TWidget> widget) {
|
|
const auto wasWidth = width();
|
|
const auto wasRightWidth = _rightColumn ? _rightColumn->width() : 0;
|
|
_rightColumn = std::move(widget);
|
|
if (_rightColumn) {
|
|
_rightColumn->setParent(body());
|
|
_rightColumn->show();
|
|
_rightColumn->setFocus();
|
|
} else {
|
|
setInnerFocus();
|
|
}
|
|
const auto nowRightWidth = _rightColumn ? _rightColumn->width() : 0;
|
|
const auto wasMinimumWidth = minimumWidth();
|
|
const auto nowMinimumWidth = computeMinWidth();
|
|
const auto firstResize = (nowMinimumWidth < wasMinimumWidth);
|
|
if (firstResize) {
|
|
setMinimumWidth(nowMinimumWidth);
|
|
}
|
|
if (!isMaximized()) {
|
|
tryToExtendWidthBy(wasWidth + nowRightWidth - wasRightWidth - width());
|
|
} else {
|
|
updateControlsGeometry();
|
|
}
|
|
if (!firstResize) {
|
|
setMinimumWidth(nowMinimumWidth);
|
|
}
|
|
}
|
|
|
|
int MainWindow::maximalExtendBy() const {
|
|
auto desktop = QDesktopWidget().availableGeometry(this);
|
|
return std::max(desktop.width() - body()->width(), 0);
|
|
}
|
|
|
|
bool MainWindow::canExtendNoMove(int extendBy) const {
|
|
auto desktop = QDesktopWidget().availableGeometry(this);
|
|
auto inner = body()->mapToGlobal(body()->rect());
|
|
auto innerRight = (inner.x() + inner.width() + extendBy);
|
|
auto desktopRight = (desktop.x() + desktop.width());
|
|
return innerRight <= desktopRight;
|
|
}
|
|
|
|
int MainWindow::tryToExtendWidthBy(int addToWidth) {
|
|
auto desktop = QDesktopWidget().availableGeometry(this);
|
|
auto inner = body()->mapToGlobal(body()->rect());
|
|
accumulate_min(
|
|
addToWidth,
|
|
std::max(desktop.width() - inner.width(), 0));
|
|
auto newWidth = inner.width() + addToWidth;
|
|
auto newLeft = std::min(
|
|
inner.x(),
|
|
desktop.x() + desktop.width() - newWidth);
|
|
if (inner.x() != newLeft || inner.width() != newWidth) {
|
|
setGeometry(QRect(newLeft, inner.y(), newWidth, inner.height()));
|
|
} else {
|
|
updateControlsGeometry();
|
|
}
|
|
return addToWidth;
|
|
}
|
|
|
|
void MainWindow::launchDrag(
|
|
std::unique_ptr<QMimeData> data,
|
|
Fn<void()> &&callback) {
|
|
auto drag = std::make_unique<QDrag>(this);
|
|
drag->setMimeData(data.release());
|
|
drag->exec(Qt::CopyAction);
|
|
|
|
// We don't receive mouseReleaseEvent when drag is finished.
|
|
ClickHandler::unpressed();
|
|
callback();
|
|
}
|
|
|
|
MainWindow::~MainWindow() {
|
|
// Otherwise:
|
|
// ~QWidget
|
|
// QWidgetPrivate::close_helper
|
|
// QWidgetPrivate::setVisible
|
|
// QWidgetPrivate::hide_helper
|
|
// QWidgetPrivate::hide_sys
|
|
// QWindowPrivate::setVisible
|
|
// QMetaObject::activate
|
|
// Window::MainWindow::handleVisibleChanged on a destroyed MainWindow.
|
|
hide();
|
|
}
|
|
|
|
} // namespace Window
|