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https://github.com/RGBCube/serenity
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Libraries: Create top level directory for libraries.
Things were getting a little crowded in the project root, so this patch moves the Lib*/ directories into Libraries/.
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63814ffebf
commit
04b9dc2d30
328 changed files with 36 additions and 36 deletions
176
Libraries/LibGUI/GTabWidget.cpp
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176
Libraries/LibGUI/GTabWidget.cpp
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#include <LibGUI/GBoxLayout.h>
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#include <LibGUI/GPainter.h>
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#include <LibGUI/GTabWidget.h>
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#include <SharedGraphics/StylePainter.h>
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GTabWidget::GTabWidget(GWidget* parent)
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: GWidget(parent)
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{
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set_fill_with_background_color(true);
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set_background_color(Color::WarmGray);
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}
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GTabWidget::~GTabWidget()
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{
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}
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void GTabWidget::add_widget(const StringView& title, GWidget* widget)
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{
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m_tabs.append({ title, widget });
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add_child(*widget);
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}
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void GTabWidget::set_active_widget(GWidget* widget)
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{
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if (widget == m_active_widget)
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return;
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if (m_active_widget)
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m_active_widget->set_visible(false);
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m_active_widget = widget;
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if (m_active_widget) {
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m_active_widget->set_relative_rect(child_rect_for_size(size()));
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m_active_widget->set_visible(true);
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}
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update_bar();
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}
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void GTabWidget::resize_event(GResizeEvent& event)
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{
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if (!m_active_widget)
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return;
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m_active_widget->set_relative_rect(child_rect_for_size(event.size()));
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}
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Rect GTabWidget::child_rect_for_size(const Size& size) const
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{
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return { { container_padding(), bar_height() + container_padding() }, { size.width() - container_padding() * 2, size.height() - bar_height() - container_padding() * 2 } };
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}
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void GTabWidget::child_event(CChildEvent& event)
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{
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if (!event.child() || !is<GWidget>(*event.child()))
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return GWidget::child_event(event);
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auto& child = to<GWidget>(*event.child());
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if (event.type() == GEvent::ChildAdded) {
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if (!m_active_widget)
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set_active_widget(&child);
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else if (m_active_widget != &child)
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child.set_visible(false);
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} else if (event.type() == GEvent::ChildRemoved) {
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if (m_active_widget == &child) {
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GWidget* new_active_widget = nullptr;
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for_each_child_widget([&](auto& new_child) {
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new_active_widget = &new_child;
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return IterationDecision::Break;
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});
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set_active_widget(new_active_widget);
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}
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}
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GWidget::child_event(event);
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}
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Rect GTabWidget::bar_rect() const
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{
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return { 0, 0, width(), bar_height() };
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}
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void GTabWidget::paint_event(GPaintEvent& event)
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{
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GPainter painter(*this);
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painter.add_clip_rect(event.rect());
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Rect container_rect { 0, bar_height(), width(), height() - bar_height() };
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auto padding_rect = container_rect;
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for (int i = 0; i < container_padding(); ++i) {
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painter.draw_rect(padding_rect, background_color());
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padding_rect.shrink(2, 2);
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}
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StylePainter::paint_frame(painter, container_rect, FrameShape::Container, FrameShadow::Raised, 2);
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for (int i = 0; i < m_tabs.size(); ++i) {
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if (m_tabs[i].widget == m_active_widget)
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continue;
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bool hovered = i == m_hovered_tab_index;
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auto button_rect = this->button_rect(i);
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StylePainter::paint_tab_button(painter, button_rect, false, hovered, m_tabs[i].widget->is_enabled());
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painter.draw_text(button_rect.translated(0, 1), m_tabs[i].title, TextAlignment::Center);
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}
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for (int i = 0; i < m_tabs.size(); ++i) {
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if (m_tabs[i].widget != m_active_widget)
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continue;
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bool hovered = i == m_hovered_tab_index;
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auto button_rect = this->button_rect(i);
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StylePainter::paint_tab_button(painter, button_rect, true, hovered, m_tabs[i].widget->is_enabled());
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painter.draw_text(button_rect.translated(0, 1), m_tabs[i].title, TextAlignment::Center);
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painter.draw_line(button_rect.bottom_left().translated(1, 1), button_rect.bottom_right().translated(-1, 1), background_color());
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break;
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}
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}
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Rect GTabWidget::button_rect(int index) const
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{
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int x_offset = 2;
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for (int i = 0; i < index; ++i)
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x_offset += m_tabs[i].width(font());
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Rect rect { x_offset, 0, m_tabs[index].width(font()), bar_height() };
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if (m_tabs[index].widget != m_active_widget) {
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rect.move_by(0, 2);
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rect.set_height(rect.height() - 2);
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} else {
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rect.move_by(-2, 0);
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rect.set_width(rect.width() + 4);
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}
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return rect;
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}
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int GTabWidget::TabData::width(const Font& font) const
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{
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return 16 + font.width(title);
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}
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void GTabWidget::mousedown_event(GMouseEvent& event)
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{
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for (int i = 0; i < m_tabs.size(); ++i) {
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auto button_rect = this->button_rect(i);
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if (!button_rect.contains(event.position()))
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continue;
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set_active_widget(m_tabs[i].widget);
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return;
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}
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}
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void GTabWidget::mousemove_event(GMouseEvent& event)
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{
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int hovered_tab = -1;
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for (int i = 0; i < m_tabs.size(); ++i) {
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auto button_rect = this->button_rect(i);
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if (!button_rect.contains(event.position()))
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continue;
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hovered_tab = i;
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if (m_tabs[i].widget == m_active_widget)
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break;
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}
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if (hovered_tab == m_hovered_tab_index)
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return;
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m_hovered_tab_index = hovered_tab;
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update_bar();
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}
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void GTabWidget::leave_event(CEvent&)
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{
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if (m_hovered_tab_index != -1) {
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m_hovered_tab_index = -1;
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update_bar();
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}
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}
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void GTabWidget::update_bar()
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{
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auto invalidation_rect = bar_rect();
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invalidation_rect.set_height(invalidation_rect.height() + 1);
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update(invalidation_rect);
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}
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