Move SubWindow to src/subwindow

1 files changed, 123 insertions, 0 deletions

diff --git a/src/subwindow/tabwidget.cpp b/src/subwindow/tabwidget.cpp
new file mode 100644
index 0000000..1ddfc95
--- /dev/null
+++ b/src/subwindow/tabwidget.cpp
@@ -0,0 +1,123 @@
+/*
+ * This file is part of smolbote. It's copyrighted by the contributors recorded
+ * in the version control history of the file, available from its original
+ * location: https://neueland.iserlohn-fortress.net/smolbote.hg
+ *
+ * SPDX-License-Identifier: GPL-3.0
+ */
+
+#include "tabwidget.h"
+#include "browser.h"
+#include "webengine/webview.h"
+#include <QAction>
+#include <QContextMenuEvent>
+#include <QMenu>
+#include <QTabBar>
+#include <webprofile.h>
+
+TabWidget::TabWidget(QWidget *parent)
+    : QTabWidget(parent)
+{
+    setStyleSheet("QTabBar::tab { width: 200px; }");
+
+    setTabsClosable(true);
+    //setTabBarAutoHide(true);
+    setElideMode(Qt::ElideRight);
+    setMovable(true);
+
+    connect(this, &TabWidget::tabCloseRequested, this, &TabWidget::deleteTab);
+
+    // when changing tabs, give focus to the widget
+    // otherwise when closing tabs, the tabwidget will retain focus
+    connect(this, &TabWidget::currentChanged, this, [this](int index) {
+        if(widget(index))
+            widget(index)->setFocus();
+    });
+
+    // context menu
+    tabContextMenu = new QMenu(this);
+    auto *closeTab = tabContextMenu->addAction(tr("Close Tab"));
+    connect(closeTab, &QAction::triggered, this, [this]() {
+        deleteTab(this->tabBar()->tabAt(mapFromGlobal(tabContextMenu->pos())));
+    });
+
+    auto *closeTabsLeft = tabContextMenu->addAction(tr("Close Tabs left"));
+    connect(closeTabsLeft, &QAction::triggered, this, [this]() {
+        int idx = this->tabBar()->tabAt(mapFromGlobal(tabContextMenu->pos()));
+        for(int i = idx - 1; i >= 0; --i) {
+            deleteTab(i);
+        }
+    });
+
+    auto *closeTabsRight = tabContextMenu->addAction(tr("Close Tabs right"));
+    connect(closeTabsRight, &QAction::triggered, this, [this]() {
+        int idx = this->tabBar()->tabAt(mapFromGlobal(tabContextMenu->pos()));
+        for(int i = count() - 1; i > idx; --i) {
+            deleteTab(i);
+        }
+    });
+}
+
+TabWidget::~TabWidget()
+{
+    for(int i = count() - 1; i >= 0; i--) {
+        delete widget(i);
+    }
+}
+
+int TabWidget::addTab(WebView *view)
+{
+    Q_ASSERT_X(view != nullptr, "TabWidget::addTab", "Tried to add null view");
+
+    int idx = QTabWidget::addTab(view, view->title());
+    connect(view, &WebView::titleChanged, [this, view](const QString &title) {
+        int idx = this->indexOf(view);
+        Q_ASSERT(idx != -1);
+
+        this->setTabText(idx, title);
+    });
+    connect(view, &WebView::iconChanged, [this, view](const QIcon &icon) {
+        int idx = this->indexOf(view);
+        Q_ASSERT(idx != -1);
+
+        this->setTabIcon(idx, icon);
+    });
+
+    return idx;
+}
+
+void TabWidget::deleteTab(int index)
+{
+    // deleting the widget automatically removes the tab?
+    auto *w = widget(index);
+    disconnect(w);
+    delete w;
+
+    if(count() == 0)
+        parentWidget()->close();
+}
+
+void TabWidget::contextMenuEvent(QContextMenuEvent *event)
+{
+    // check if the context menu was called on a tab
+    int tabIndex = tabBar()->tabAt(event->pos());
+    if(tabIndex < 0) {
+        return;
+    }
+
+    tabContextMenu->exec(event->globalPos());
+}
+
+void TabWidget::mousePressEvent(QMouseEvent *event)
+{
+    if(event->button() == Qt::MiddleButton) {
+        int index = tabBar()->tabAt(event->pos());
+        if(index >= 0) {
+            deleteTab(index);
+        }
+        event->accept();
+        return;
+    }
+
+    QTabWidget::mousePressEvent(event);
+}