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117 lines
3.2 KiB
C++
117 lines
3.2 KiB
C++
// SPDX-FileCopyrightText: 2002-2025 PCSX2 Dev Team
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// SPDX-License-Identifier: GPL-3.0+
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#include "SettingsWidget.h"
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#include <QtWidgets/QScrollArea>
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#include <QtWidgets/QScrollBar>
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#include <QtWidgets/QTabBar>
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#include <QtWidgets/QTabWidget>
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#include <QtWidgets/QVBoxLayout>
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SettingsWidget::SettingsWidget(SettingsWindow* settings_dialog, QWidget* parent)
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: QWidget(parent)
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, m_dialog(settings_dialog)
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{
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QVBoxLayout* layout = new QVBoxLayout(this);
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layout->setContentsMargins(0, 0, 0, 0);
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m_tab_widget = new QTabWidget(this);
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m_tab_widget->setDocumentMode(true);
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layout->addWidget(m_tab_widget);
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}
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void SettingsWidget::addPageHeader(QWidget* header, bool custom_margins)
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{
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QVBoxLayout* box_layout = static_cast<QVBoxLayout*>(layout());
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box_layout->insertWidget(layout()->count() - 1, header);
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if (!custom_margins && header->layout())
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header->layout()->setContentsMargins(0, 0, 0, 0);
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}
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QWidget* SettingsWidget::addTab(QString name, QWidget* contents, bool custom_margins)
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{
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QScrollArea* scroll_area = new QScrollArea(this);
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scroll_area->setWidget(contents);
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scroll_area->setWidgetResizable(true);
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scroll_area->setFrameStyle(QFrame::NoFrame);
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m_tab_widget->addTab(scroll_area, name);
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// Only show the tab bar if there's more than one tab to choose from.
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if (m_tab_widget->count() == 1)
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m_tab_widget->tabBar()->setVisible(false);
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else if ((m_tab_widget->count() == 2))
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m_tab_widget->tabBar()->setVisible(true);
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// Automatically setup the margins on the tab contents and headers.
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if (m_tab_widget->count() == 1)
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{
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if (!custom_margins)
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updateTabMargins(scroll_area);
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}
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else
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{
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if (m_tab_widget->count() == 2 && m_last_scroll_area)
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updateTabMargins(m_last_scroll_area);
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if (!custom_margins)
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updateTabMargins(scroll_area);
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}
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if (!custom_margins)
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{
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m_last_scroll_area = scroll_area;
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connect(scroll_area->verticalScrollBar(), &QScrollBar::rangeChanged, this, [this, scroll_area]() {
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updateTabMargins(scroll_area);
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});
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connect(scroll_area->horizontalScrollBar(), &QScrollBar::rangeChanged, this, [this, scroll_area]() {
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updateTabMargins(scroll_area);
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});
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}
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return scroll_area;
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}
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void SettingsWidget::setTabVisible(QWidget* tab, bool is_visible, QWidget* switch_to)
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{
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int index = m_tab_widget->indexOf(tab);
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if (index < 0)
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return;
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if (!is_visible && index == m_tab_widget->currentIndex() && switch_to)
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m_tab_widget->setCurrentWidget(switch_to);
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m_tab_widget->setTabEnabled(index, is_visible);
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m_tab_widget->setTabVisible(index, is_visible);
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}
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void SettingsWidget::updateTabMargins(QScrollArea* scroll_area)
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{
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if (!scroll_area->widget()->layout())
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return;
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if (m_tab_widget->count() == 1)
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{
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int horizontal_margin = 0;
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if (scroll_area->verticalScrollBar()->minimum() < scroll_area->verticalScrollBar()->maximum())
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horizontal_margin = -1;
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int vertical_margin = 0;
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if (scroll_area->horizontalScrollBar()->minimum() < scroll_area->horizontalScrollBar()->maximum())
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vertical_margin = -1;
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if (layoutDirection() == Qt::RightToLeft)
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scroll_area->widget()->layout()->setContentsMargins(horizontal_margin, 0, 0, vertical_margin);
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else
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scroll_area->widget()->layout()->setContentsMargins(0, 0, horizontal_margin, vertical_margin);
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}
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else
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{
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scroll_area->widget()->layout()->setContentsMargins(-1, -1, -1, -1);
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}
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}
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