[30868] | 1 | /* $Id: UIPopupBox.cpp 101560 2023-10-23 16:10:12Z vboxsync $ */
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| 2 | /** @file
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[52727] | 3 | * VBox Qt GUI - UIPopupBox/UIPopupBoxGroup classes implementation.
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[30868] | 4 | */
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| 5 |
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| 6 | /*
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[98103] | 7 | * Copyright (C) 2010-2023 Oracle and/or its affiliates.
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[30868] | 8 | *
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[96407] | 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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[30868] | 26 | */
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| 27 |
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[56039] | 28 | /* Qt includes: */
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[76606] | 29 | #include <QApplication>
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| 30 | #include <QLabel>
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| 31 | #include <QPaintEvent>
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| 32 | #include <QStyle>
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| 33 | #include <QVBoxLayout>
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[101560] | 34 | #include <QWindow>
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[41255] | 35 |
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[56039] | 36 | /* GUI includes: */
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[76606] | 37 | #include "UIPopupBox.h"
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| 38 | #ifdef VBOX_WS_MAC
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| 39 | # include "UIImageTools.h"
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| 40 | #endif
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[30868] | 41 |
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[52730] | 42 |
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[71484] | 43 | /*********************************************************************************************************************************
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| 44 | * Class UIPopupBox implementation. *
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| 45 | *********************************************************************************************************************************/
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| 46 |
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[30868] | 47 | UIPopupBox::UIPopupBox(QWidget *pParent)
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| 48 | : QWidget(pParent)
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[71484] | 49 | , m_pTitleIcon(0)
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| 50 | , m_pWarningIcon(0)
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| 51 | , m_pTitleLabel(0)
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[30868] | 52 | , m_fLinkEnabled(false)
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[71484] | 53 | , m_fOpened(true)
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| 54 | , m_fHovered(false)
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[30868] | 55 | , m_pContentWidget(0)
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| 56 | , m_pLabelPath(0)
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[41255] | 57 | , m_iArrowWidth(9)
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[30868] | 58 | {
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[71484] | 59 | /* Configure self: */
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| 60 | installEventFilter(this);
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[30868] | 61 |
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[71484] | 62 | /* Configure painter-path: */
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[41255] | 63 | m_arrowPath.lineTo(m_iArrowWidth / 2.0, m_iArrowWidth / 2.0);
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| 64 | m_arrowPath.lineTo(m_iArrowWidth, 0);
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[30868] | 65 |
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[71484] | 66 | /* Create main-layout: */
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| 67 | QVBoxLayout *pMainLayout = new QVBoxLayout(this);
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| 68 | if (pMainLayout)
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| 69 | {
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| 70 | /* Create title-layout: */
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| 71 | QHBoxLayout *pTitleLayout = new QHBoxLayout;
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| 72 | if (pTitleLayout)
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| 73 | {
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| 74 | /* Create title-icon label. */
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| 75 | m_pTitleIcon = new QLabel;
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| 76 | if (m_pTitleIcon)
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| 77 | {
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| 78 | /* Configure label: */
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| 79 | m_pTitleIcon->installEventFilter(this);
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[39261] | 80 |
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[71484] | 81 | /* Add into layout: */
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| 82 | pTitleLayout->addWidget(m_pTitleIcon);
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| 83 | }
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| 84 | /* Create warning-icon label. */
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| 85 | m_pWarningIcon = new QLabel;
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| 86 | if (m_pWarningIcon)
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| 87 | {
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| 88 | /* Configure label: */
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| 89 | m_pWarningIcon->setHidden(true);
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| 90 | m_pWarningIcon->installEventFilter(this);
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| 91 |
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| 92 | /* Add into layout: */
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| 93 | pTitleLayout->addWidget(m_pWarningIcon);
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| 94 | }
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| 95 | /* Create title-text label. */
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| 96 | m_pTitleLabel = new QLabel;
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| 97 | if (m_pTitleLabel)
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| 98 | {
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| 99 | /* Configure label: */
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| 100 | m_pTitleLabel->installEventFilter(this);
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| 101 | connect(m_pTitleLabel, SIGNAL(linkActivated(const QString)),
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| 102 | this, SIGNAL(sigTitleClicked(const QString)));
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| 103 |
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| 104 | /* Add into layout: */
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| 105 | pTitleLayout->addWidget(m_pTitleLabel, Qt::AlignLeft);
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| 106 | }
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| 107 |
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| 108 | /* Add into layout: */
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| 109 | pMainLayout->addLayout(pTitleLayout);
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| 110 | }
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| 111 | }
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| 112 |
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[30868] | 113 | }
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| 114 |
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| 115 | UIPopupBox::~UIPopupBox()
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| 116 | {
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[71484] | 117 | /* Delete label painter-path if any: */
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[30868] | 118 | if (m_pLabelPath)
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| 119 | delete m_pLabelPath;
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| 120 | }
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| 121 |
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[41255] | 122 | void UIPopupBox::setTitleIcon(const QIcon &icon)
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[30868] | 123 | {
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[41255] | 124 | /* Remember new title-icon: */
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[39261] | 125 | m_titleIcon = icon;
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[41255] | 126 | /* Update title-icon: */
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| 127 | updateTitleIcon();
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[41257] | 128 | /* Recalculate title-size: */
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| 129 | recalc();
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[30868] | 130 | }
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| 131 |
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| 132 | QIcon UIPopupBox::titleIcon() const
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| 133 | {
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[39261] | 134 | return m_titleIcon;
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[30868] | 135 | }
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| 136 |
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[41255] | 137 | void UIPopupBox::setWarningIcon(const QIcon &icon)
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[39261] | 138 | {
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[41255] | 139 | /* Remember new warning-icon: */
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[39261] | 140 | m_warningIcon = icon;
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[41255] | 141 | /* Update warning-icon: */
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| 142 | updateWarningIcon();
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[41257] | 143 | /* Recalculate title-size: */
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| 144 | recalc();
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[39261] | 145 | }
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| 146 |
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| 147 | QIcon UIPopupBox::warningIcon() const
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| 148 | {
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| 149 | return m_warningIcon;
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| 150 | }
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| 151 |
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[41255] | 152 | void UIPopupBox::setTitle(const QString &strTitle)
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[30868] | 153 | {
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[41255] | 154 | /* Remember new title: */
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| 155 | m_strTitle = strTitle;
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| 156 | /* Update title: */
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| 157 | updateTitle();
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[41257] | 158 | /* Recalculate title-size: */
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| 159 | recalc();
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[41255] | 160 | }
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| 161 |
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| 162 | QString UIPopupBox::title() const
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| 163 | {
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| 164 | return m_strTitle;
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| 165 | }
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| 166 |
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| 167 | void UIPopupBox::setTitleLink(const QString &strLink)
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| 168 | {
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| 169 | /* Remember new title-link: */
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[30868] | 170 | m_strLink = strLink;
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[41255] | 171 | /* Update title: */
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| 172 | updateTitle();
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[30868] | 173 | }
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| 174 |
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| 175 | QString UIPopupBox::titleLink() const
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| 176 | {
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| 177 | return m_strLink;
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| 178 | }
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| 179 |
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| 180 | void UIPopupBox::setTitleLinkEnabled(bool fEnabled)
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| 181 | {
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[41255] | 182 | /* Remember new title-link availability flag: */
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[30868] | 183 | m_fLinkEnabled = fEnabled;
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[41255] | 184 | /* Update title: */
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| 185 | updateTitle();
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[30868] | 186 | }
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| 187 |
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| 188 | bool UIPopupBox::isTitleLinkEnabled() const
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| 189 | {
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| 190 | return m_fLinkEnabled;
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| 191 | }
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| 192 |
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| 193 | void UIPopupBox::setContentWidget(QWidget *pWidget)
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| 194 | {
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[41255] | 195 | /* Cleanup old content-widget if any: */
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[30868] | 196 | if (m_pContentWidget)
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| 197 | {
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[41250] | 198 | m_pContentWidget->removeEventFilter(this);
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[30868] | 199 | layout()->removeWidget(m_pContentWidget);
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| 200 | }
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[41255] | 201 | /* Prepare new content-wodget: */
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[30868] | 202 | m_pContentWidget = pWidget;
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[41250] | 203 | layout()->addWidget(m_pContentWidget);
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| 204 | m_pContentWidget->installEventFilter(this);
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[30868] | 205 | recalc();
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| 206 | }
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| 207 |
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| 208 | QWidget* UIPopupBox::contentWidget() const
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| 209 | {
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| 210 | return m_pContentWidget;
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| 211 | }
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| 212 |
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[71484] | 213 | void UIPopupBox::setOpen(bool fOpened)
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[30868] | 214 | {
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[41255] | 215 | /* Check if we should toggle popup-box: */
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[71484] | 216 | if (m_fOpened == fOpened)
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[39225] | 217 | return;
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| 218 |
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| 219 | /* Store new value: */
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[71484] | 220 | m_fOpened = fOpened;
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[39225] | 221 |
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[41255] | 222 | /* Update content-widget if present or this itself: */
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[30868] | 223 | if (m_pContentWidget)
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[71484] | 224 | m_pContentWidget->setVisible(m_fOpened);
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[30868] | 225 | else
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| 226 | update();
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[39225] | 227 |
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[41255] | 228 | /* Notify listeners about content-widget visibility: */
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[39225] | 229 | if (m_pContentWidget && m_pContentWidget->isVisible())
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| 230 | emit sigUpdateContentWidget();
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[30868] | 231 | }
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| 232 |
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| 233 | void UIPopupBox::toggleOpen()
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| 234 | {
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[39225] | 235 | /* Switch 'opened' state: */
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[71484] | 236 | setOpen(!m_fOpened);
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[39225] | 237 |
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| 238 | /* Notify listeners about toggling: */
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[71484] | 239 | emit sigToggled(m_fOpened);
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[30868] | 240 | }
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| 241 |
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| 242 | bool UIPopupBox::isOpen() const
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| 243 | {
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[71484] | 244 | return m_fOpened;
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[30868] | 245 | }
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| 246 |
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[72814] | 247 | bool UIPopupBox::event(QEvent *pEvent)
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| 248 | {
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| 249 | /* Handle know event types: */
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| 250 | switch (pEvent->type())
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| 251 | {
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| 252 | case QEvent::Show:
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| 253 | case QEvent::ScreenChangeInternal:
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| 254 | {
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| 255 | /* Update pixmaps: */
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| 256 | updateTitleIcon();
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| 257 | updateWarningIcon();
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| 258 | break;
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| 259 | }
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| 260 | default:
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| 261 | break;
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| 262 | }
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| 263 |
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| 264 | /* Call to base-class: */
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| 265 | return QWidget::event(pEvent);
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| 266 | }
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| 267 |
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[71484] | 268 | bool UIPopupBox::eventFilter(QObject *pObject, QEvent *pEvent)
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[30868] | 269 | {
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[41255] | 270 | /* Handle all mouse-event to update hover: */
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[30868] | 271 | QEvent::Type type = pEvent->type();
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[41250] | 272 | if (type == QEvent::Enter ||
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| 273 | type == QEvent::Leave ||
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| 274 | type == QEvent::MouseMove ||
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| 275 | type == QEvent::Wheel)
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[30868] | 276 | updateHover();
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[41255] | 277 | /* Call to base-class: */
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[71484] | 278 | return QWidget::eventFilter(pObject, pEvent);
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[30868] | 279 | }
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| 280 |
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| 281 | void UIPopupBox::resizeEvent(QResizeEvent *pEvent)
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| 282 | {
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[41255] | 283 | /* Recalculate title-size: */
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[30868] | 284 | recalc();
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[41255] | 285 | /* Call to base-class: */
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[30868] | 286 | QWidget::resizeEvent(pEvent);
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| 287 | }
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| 288 |
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| 289 | void UIPopupBox::paintEvent(QPaintEvent *pEvent)
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| 290 | {
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[41255] | 291 | /* Create painter: */
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[30868] | 292 | QPainter painter(this);
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| 293 | painter.setClipRect(pEvent->rect());
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| 294 |
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[88862] | 295 | QPalette pal = QApplication::palette();
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[30868] | 296 | painter.setClipPath(*m_pLabelPath);
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| 297 | QColor base = pal.color(QPalette::Active, QPalette::Window);
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| 298 | QRect rect = QRect(QPoint(0, 0), size()).adjusted(0, 0, -1, -1);
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| 299 | /* Base background */
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| 300 | painter.fillRect(QRect(QPoint(0, 0), size()), pal.brush(QPalette::Active, QPalette::Base));
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| 301 | /* Top header background */
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[56039] | 302 | const int iMaxHeightHint = qMax(m_pTitleLabel->sizeHint().height(),
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| 303 | m_pTitleIcon->sizeHint().height());
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| 304 | QLinearGradient lg(rect.x(), rect.y(), rect.x(), rect.y() + 2 * 5 + iMaxHeightHint);
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[30868] | 305 | lg.setColorAt(0, base.darker(95));
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| 306 | lg.setColorAt(1, base.darker(110));
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| 307 | int theight = rect.height();
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[71484] | 308 | if (m_fOpened)
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[56039] | 309 | theight = 2 * 5 + iMaxHeightHint;
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[30868] | 310 | painter.fillRect(QRect(rect.x(), rect.y(), rect.width(), theight), lg);
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| 311 | /* Outer round rectangle line */
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| 312 | painter.setClipping(false);
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| 313 | painter.strokePath(*m_pLabelPath, base.darker(110));
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| 314 | /* Arrow */
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[71484] | 315 | if (m_fHovered)
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[30868] | 316 | {
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| 317 | painter.setBrush(base.darker(106));
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| 318 | painter.setPen(QPen(base.darker(128), 3, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
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| 319 | QSizeF s = m_arrowPath.boundingRect().size();
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[71484] | 320 | if (m_fOpened)
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[30868] | 321 | {
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| 322 | painter.translate(rect.x() + rect.width() - s.width() - 10, rect.y() + theight / 2 + s.height() / 2);
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| 323 | /* Flip */
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| 324 | painter.scale(1, -1);
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| 325 | }
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| 326 | else
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| 327 | painter.translate(rect.x() + rect.width() - s.width() - 10, rect.y() + theight / 2 - s.height() / 2 + 1);
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| 328 |
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| 329 | painter.setRenderHint(QPainter::Antialiasing);
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| 330 | painter.drawPath(m_arrowPath);
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| 331 | }
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| 332 | }
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| 333 |
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[71484] | 334 | void UIPopupBox::mouseDoubleClickEvent(QMouseEvent *)
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| 335 | {
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| 336 | /* Toggle popup-box: */
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| 337 | toggleOpen();
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| 338 | }
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| 339 |
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[41255] | 340 | void UIPopupBox::updateTitleIcon()
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[30868] | 341 | {
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[41255] | 342 | /* Assign title-icon: */
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[72814] | 343 | const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize);
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[100075] | 344 | const qreal fDevicePixelRatio = window() && window()->windowHandle() ? window()->windowHandle()->devicePixelRatio() : 1;
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| 345 | m_pTitleIcon->setPixmap(m_titleIcon.pixmap(QSize(iIconMetric, iIconMetric), fDevicePixelRatio));
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[41255] | 346 | }
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[30868] | 347 |
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[41255] | 348 | void UIPopupBox::updateWarningIcon()
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| 349 | {
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| 350 | /* Hide warning-icon if its null: */
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| 351 | m_pWarningIcon->setHidden(m_warningIcon.isNull());
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[72814] | 352 |
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[41255] | 353 | /* Assign warning-icon: */
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[72814] | 354 | const int iIconMetric = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize);
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[100075] | 355 | const qreal fDevicePixelRatio = window() && window()->windowHandle() ? window()->windowHandle()->devicePixelRatio() : 1;
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| 356 | m_pWarningIcon->setPixmap(m_warningIcon.pixmap(QSize(iIconMetric, iIconMetric), fDevicePixelRatio));
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[41255] | 357 | }
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| 358 |
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| 359 | void UIPopupBox::updateTitle()
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| 360 | {
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[41257] | 361 | /* If title-link is disabled or not set: */
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[41255] | 362 | if (!m_fLinkEnabled || m_strLink.isEmpty())
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[41257] | 363 | {
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| 364 | /* We should just set simple text title: */
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[30868] | 365 | m_pTitleLabel->setText(QString("<b>%1</b>").arg(m_strTitle));
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[41257] | 366 | }
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| 367 | /* If title-link is enabled and set: */
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| 368 | else if (m_fLinkEnabled && !m_strLink.isEmpty())
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| 369 | {
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| 370 | /* We should set html reference title: */
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| 371 | QPalette pal = m_pTitleLabel->palette();
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| 372 | m_pTitleLabel->setText(QString("<b><a style=\"text-decoration: none; color: %1\" href=\"%2\">%3</a></b>")
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[71484] | 373 | .arg(m_fHovered ? pal.color(QPalette::Link).name() : pal.color(QPalette::WindowText).name())
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[41257] | 374 | .arg(m_strLink)
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| 375 | .arg(m_strTitle));
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| 376 | }
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[41255] | 377 | }
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[30868] | 378 |
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[41255] | 379 | void UIPopupBox::updateHover()
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| 380 | {
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| 381 | /* Calculate new header-hover state: */
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[71484] | 382 | bool fNewHovered = m_fHovered;
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[41255] | 383 | if (m_pLabelPath && m_pLabelPath->contains(mapFromGlobal(QCursor::pos())))
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[71484] | 384 | fNewHovered = true;
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[41255] | 385 | else
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[71484] | 386 | fNewHovered = false;
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[41255] | 387 |
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| 388 | /* Check if we should toggle hover: */
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[71484] | 389 | if (m_fHovered == fNewHovered)
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[41255] | 390 | return;
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| 391 |
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| 392 | /* If header-hover state switched from disabled to enabled: */
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[71484] | 393 | if (!m_fHovered && fNewHovered)
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[41255] | 394 | /* Notify listeners: */
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| 395 | emit sigGotHover();
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| 396 |
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| 397 | /* Toggle hover: */
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[71484] | 398 | toggleHover(fNewHovered);
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[30868] | 399 | }
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| 400 |
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[41255] | 401 | void UIPopupBox::revokeHover()
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| 402 | {
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| 403 | /* Check if we should toggle hover: */
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[71484] | 404 | if (m_fHovered == false)
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[41255] | 405 | return;
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| 406 |
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| 407 | /* Toggle hover off: */
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| 408 | toggleHover(false);
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| 409 | }
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| 410 |
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| 411 | void UIPopupBox::toggleHover(bool fHeaderHover)
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| 412 | {
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| 413 | /* Remember header-hover state: */
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[71484] | 414 | m_fHovered = fHeaderHover;
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[41255] | 415 |
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| 416 | /* Update title: */
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[41257] | 417 | updateTitle();
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| 418 |
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| 419 | /* Call for update: */
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[41255] | 420 | update();
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| 421 | }
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| 422 |
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[30868] | 423 | void UIPopupBox::recalc()
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| 424 | {
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| 425 | if (m_pLabelPath)
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| 426 | delete m_pLabelPath;
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| 427 | QRect rect = QRect(QPoint(0, 0), size()).adjusted(0, 0, -1, -1);
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| 428 | int d = 18; // 22
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| 429 | m_pLabelPath = new QPainterPath(QPointF(rect.x() + rect.width() - d, rect.y()));
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| 430 | m_pLabelPath->arcTo(QRectF(rect.x(), rect.y(), d, d), 90, 90);
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| 431 | m_pLabelPath->arcTo(QRectF(rect.x(), rect.y() + rect.height() - d, d, d), 180, 90);
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| 432 | m_pLabelPath->arcTo(QRectF(rect.x() + rect.width() - d, rect.y() + rect.height() - d, d, d), 270, 90);
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| 433 | m_pLabelPath->arcTo(QRectF(rect.x() + rect.width() - d, rect.y(), d, d), 0, 90);
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| 434 | m_pLabelPath->closeSubpath();
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| 435 | update();
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| 436 | }
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| 437 |
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[71484] | 438 |
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| 439 | /*********************************************************************************************************************************
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| 440 | * Class UIPopupBoxGroup implementation. *
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| 441 | *********************************************************************************************************************************/
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| 442 |
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[41255] | 443 | UIPopupBoxGroup::UIPopupBoxGroup(QObject *pParent)
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| 444 | : QObject(pParent)
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| 445 | {
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| 446 | }
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| 447 |
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| 448 | UIPopupBoxGroup::~UIPopupBoxGroup()
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| 449 | {
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| 450 | /* Clear the list early: */
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| 451 | m_list.clear();
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| 452 | }
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| 453 |
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| 454 | void UIPopupBoxGroup::addPopupBox(UIPopupBox *pPopupBox)
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| 455 | {
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| 456 | /* Add popup-box into list: */
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| 457 | m_list << pPopupBox;
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| 458 |
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| 459 | /* Connect got-hover signal of the popup-box to hover-change slot of the popup-box group: */
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[80914] | 460 | connect(pPopupBox, &UIPopupBox::sigGotHover, this, &UIPopupBoxGroup::sltHoverChanged);
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[41255] | 461 | }
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| 462 |
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| 463 | void UIPopupBoxGroup::sltHoverChanged()
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| 464 | {
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| 465 | /* Fetch the sender: */
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| 466 | UIPopupBox *pPopupBox = qobject_cast<UIPopupBox*>(sender());
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| 467 |
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| 468 | /* Check if sender popup-box exists/registered: */
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| 469 | if (!pPopupBox || !m_list.contains(pPopupBox))
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| 470 | return;
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| 471 |
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| 472 | /* Filter the sender: */
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| 473 | QList<UIPopupBox*> list(m_list);
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| 474 | list.removeOne(pPopupBox);
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| 475 |
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| 476 | /* Notify all other popup-boxes: */
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| 477 | for (int i = 0; i < list.size(); ++i)
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| 478 | list[i]->revokeHover();
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| 479 | }
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