mirror of
https://invent.kde.org/network/falkon.git
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Add TabTreeModel
This model orders tabs in "Tree Style Tabs" fashion.
This commit is contained in:
David Rosca
parent
57b605e4e0
commit
e57fb65c95
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@ -18,6 +18,7 @@
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#include "tabmodeltest.h"
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#include "autotests.h"
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#include "tabmodel.h"
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#include "tabtreemodel.h"
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#include "webtab.h"
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#include "tabwidget.h"
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#include "tabbedwebview.h"
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@ -118,5 +119,102 @@ void TabModelTest::dataTest()
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delete w;
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}
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void TabModelTest::treeModelTest()
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{
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BrowserWindow *w = mApp->createWindow(Qz::BW_NewWindow);
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TabModel sourceModel(w);
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TabTreeModel model;
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model.setSourceModel(&sourceModel);
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ModelTest modelTest(&model);
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w->tabWidget()->addView(QUrl());
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w->tabWidget()->addView(QUrl());
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w->tabWidget()->addView(QUrl());
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w->tabWidget()->addView(QUrl());
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w->tabWidget()->addView(QUrl());
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QTRY_COMPARE(model.rowCount(QModelIndex()), 6);
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WebTab *tab1 = w->weView(0)->webTab();
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WebTab *tab2 = w->weView(1)->webTab();
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WebTab *tab3 = w->weView(2)->webTab();
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WebTab *tab4 = w->weView(3)->webTab();
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WebTab *tab5 = w->weView(4)->webTab();
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WebTab *tab6 = w->weView(5)->webTab();
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QCOMPARE(model.index(0, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab1);
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QCOMPARE(model.index(1, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(2, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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QCOMPARE(model.index(3, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab4);
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QCOMPARE(model.index(4, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab5);
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QCOMPARE(model.index(5, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab6);
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QPersistentModelIndex tab1index = model.index(0, 0);
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QPersistentModelIndex tab2index = model.index(1, 0);
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QPersistentModelIndex tab3index = model.index(2, 0);
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QPersistentModelIndex tab4index = model.index(3, 0);
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QPersistentModelIndex tab5index = model.index(4, 0);
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QPersistentModelIndex tab6index = model.index(5, 0);
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QCOMPARE(model.rowCount(tab1index), 0);
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tab1->addChildTab(tab2);
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QCOMPARE(model.rowCount(tab1index), 1);
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QCOMPARE(model.index(0, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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tab1->addChildTab(tab3);
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QCOMPARE(model.rowCount(tab1index), 2);
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QCOMPARE(model.index(0, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(1, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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tab1->addChildTab(tab4, 1);
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QCOMPARE(model.rowCount(tab1index), 3);
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QCOMPARE(model.index(0, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(1, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab4);
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QCOMPARE(model.index(2, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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tab4->addChildTab(tab5);
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tab4->addChildTab(tab6);
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QCOMPARE(model.rowCount(tab4index), 2);
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QCOMPARE(model.index(0, 0, tab4index).data(TabModel::WebTabRole).value<WebTab*>(), tab5);
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QCOMPARE(model.index(1, 0, tab4index).data(TabModel::WebTabRole).value<WebTab*>(), tab6);
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w->tabWidget()->closeTab(tab4->tabIndex());
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QCOMPARE(model.rowCount(tab1index), 4);
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QCOMPARE(model.index(0, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(1, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab5);
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QCOMPARE(model.index(2, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab6);
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QCOMPARE(model.index(3, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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tab1->addChildTab(tab3, 0);
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QCOMPARE(model.rowCount(tab1index), 4);
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QCOMPARE(model.index(0, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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QCOMPARE(model.index(1, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(2, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab5);
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QCOMPARE(model.index(3, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab6);
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tab2->setParentTab(nullptr);
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QCOMPARE(model.rowCount(tab1index), 3);
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QCOMPARE(model.index(0, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(0, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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QCOMPARE(model.index(1, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab5);
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QCOMPARE(model.index(2, 0, tab1index).data(TabModel::WebTabRole).value<WebTab*>(), tab6);
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w->tabWidget()->closeTab(tab1->tabIndex());
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QCOMPARE(model.rowCount(QModelIndex()), 4);
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QCOMPARE(model.index(0, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab2);
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QCOMPARE(model.index(1, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab3);
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QCOMPARE(model.index(2, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab5);
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QCOMPARE(model.index(3, 0).data(TabModel::WebTabRole).value<WebTab*>(), tab6);
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QTest::qWait(1);
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delete w;
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}
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FALKONTEST_MAIN(TabModelTest)
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@ -29,4 +29,5 @@ private slots:
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void basicTest();
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void dataTest();
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void treeModelTest();
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};
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@ -180,6 +180,7 @@ set(SRCS ${SRCS}
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tabwidget/tabbar.cpp
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tabwidget/tabicon.cpp
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tabwidget/tabmodel.cpp
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tabwidget/tabtreemodel.cpp
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tabwidget/tabstackedwidget.cpp
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tabwidget/tabwidget.cpp
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tabwidget/tabcontextmenu.cpp
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390
src/lib/tabwidget/tabtreemodel.cpp
Normal file
390
src/lib/tabwidget/tabtreemodel.cpp
Normal file
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@ -0,0 +1,390 @@
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/* ============================================================
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* Falkon - Qt web browser
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* Copyright (C) 2018 David Rosca <nowrep@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* ============================================================ */
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#include "tabtreemodel.h"
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#include "tabmodel.h"
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#include "webtab.h"
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#include <QMimeData>
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class TabTreeModelItem
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{
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public:
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explicit TabTreeModelItem(WebTab *tab = nullptr, const QModelIndex &index = QModelIndex());
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~TabTreeModelItem();
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bool isRoot() const;
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void setParent(TabTreeModelItem *item);
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void addChild(TabTreeModelItem *item, int index = -1);
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WebTab *tab = nullptr;
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TabTreeModelItem *parent = nullptr;
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QVector<TabTreeModelItem*> children;
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QPersistentModelIndex sourceIndex;
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};
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TabTreeModelItem::TabTreeModelItem(WebTab *tab, const QModelIndex &index)
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: tab(tab)
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, sourceIndex(index)
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{
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}
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TabTreeModelItem::~TabTreeModelItem()
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{
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for (TabTreeModelItem *child : qAsConst(children)) {
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delete child;
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}
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}
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bool TabTreeModelItem::isRoot() const
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{
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return !tab;
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}
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void TabTreeModelItem::setParent(TabTreeModelItem *item)
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{
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if (parent == item) {
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return;
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}
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if (parent) {
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parent->children.removeOne(this);
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}
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parent = item;
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if (parent) {
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parent->children.append(this);
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}
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}
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void TabTreeModelItem::addChild(TabTreeModelItem *item, int index)
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{
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item->setParent(nullptr);
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item->parent = this;
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if (index < 0 || index > children.size()) {
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children.append(item);
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} else {
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children.insert(index, item);
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}
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}
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TabTreeModel::TabTreeModel(QObject *parent)
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: QAbstractProxyModel(parent)
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{
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connect(this, &QAbstractProxyModel::sourceModelChanged, this, &TabTreeModel::init);
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}
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TabTreeModel::~TabTreeModel()
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{
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delete m_root;
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}
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QModelIndex TabTreeModel::tabIndex(WebTab *tab) const
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{
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TabTreeModelItem *item = m_items.value(tab);
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if (!item) {
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return QModelIndex();
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}
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return createIndex(item->parent->children.indexOf(item), 0, item);
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}
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WebTab *TabTreeModel::tab(const QModelIndex &index) const
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{
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TabTreeModelItem *it = item(index);
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return it ? it->tab : nullptr;
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}
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Qt::ItemFlags TabTreeModel::flags(const QModelIndex &index) const
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{
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if (!index.isValid()) {
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return Qt::ItemIsDropEnabled;
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}
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return Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled;
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}
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QVariant TabTreeModel::data(const QModelIndex &index, int role) const
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{
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return sourceModel()->data(mapToSource(index), role);
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}
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int TabTreeModel::rowCount(const QModelIndex &parent) const
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{
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TabTreeModelItem *it = item(parent);
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if (!it) {
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return 0;
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}
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return it->children.count();
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}
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int TabTreeModel::columnCount(const QModelIndex &parent) const
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{
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if (parent.column() > 0) {
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return 0;
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}
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return 1;
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}
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bool TabTreeModel::hasChildren(const QModelIndex &parent) const
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{
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TabTreeModelItem *it = item(parent);
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if (!it) {
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return false;
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}
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return !it->children.isEmpty();
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}
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QModelIndex TabTreeModel::parent(const QModelIndex &child) const
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{
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TabTreeModelItem *it = item(child);
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if (!it) {
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return QModelIndex();
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}
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return index(it->parent);
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}
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QModelIndex TabTreeModel::index(int row, int column, const QModelIndex &parent) const
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{
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if (!hasIndex(row, column, parent)) {
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return QModelIndex();
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}
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TabTreeModelItem *parentItem = item(parent);
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return createIndex(row, column, parentItem->children.at(row));
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}
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QModelIndex TabTreeModel::mapFromSource(const QModelIndex &sourceIndex) const
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{
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return tabIndex(sourceIndex.data(TabModel::WebTabRole).value<WebTab*>());
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}
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QModelIndex TabTreeModel::mapToSource(const QModelIndex &proxyIndex) const
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{
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TabTreeModelItem *it = item(proxyIndex);
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if (!it) {
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return QModelIndex();
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}
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return it->sourceIndex;
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}
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bool TabTreeModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent)
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{
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if (action == Qt::IgnoreAction) {
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return true;
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}
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const QString mimeType = mimeTypes().at(0);
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if (!data->hasFormat(mimeType) || column > 0) {
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return false;
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}
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QByteArray encodedData = data->data(mimeType);
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QDataStream stream(&encodedData, QIODevice::ReadOnly);
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QVector<WebTab*> tabs;
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while (!stream.atEnd()) {
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int index;
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stream >> index;
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WebTab *tab = sourceModel()->index(index, 0).data(TabModel::WebTabRole).value<WebTab*>();
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if (tab) {
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tabs.append(tab);
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}
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}
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if (tabs.isEmpty()) {
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return false;
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}
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// Only support moving one tab
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WebTab *tab = tabs.at(0);
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TabTreeModelItem *it = m_items.value(tab);
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TabTreeModelItem *parentItem = item(parent);
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if (!it || !parentItem) {
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return false;
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}
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if (!parentItem->tab) {
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tab->setParentTab(nullptr);
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if (row < 0) {
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row = m_root->children.count();
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}
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const QModelIndex fromIdx = index(it);
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const int childPos = row > fromIdx.row() ? row - 1 : row;
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if (!beginMoveRows(fromIdx.parent(), fromIdx.row(), fromIdx.row(), QModelIndex(), row)) {
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qWarning() << "Invalid beginMoveRows" << fromIdx.parent() << fromIdx.row() << "root" << row;
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return true;
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}
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m_root->addChild(it, childPos);
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endMoveRows();
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} else {
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parentItem->tab->addChildTab(tab, row);
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}
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return true;
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}
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void TabTreeModel::init()
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{
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delete m_root;
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m_items.clear();
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m_root = new TabTreeModelItem;
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for (int i = 0; i < sourceModel()->rowCount(); ++i) {
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const QModelIndex index = sourceModel()->index(i, 0);
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WebTab *tab = index.data(TabModel::WebTabRole).value<WebTab*>();
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if (tab && !tab->parentTab()) {
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TabTreeModelItem *item = new TabTreeModelItem(tab, index);
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m_items[tab] = item;
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m_root->addChild(createItems(item));
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}
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}
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for (TabTreeModelItem *item : qAsConst(m_items)) {
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connectTab(item->tab);
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}
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connect(sourceModel(), &QAbstractItemModel::dataChanged, this, &TabTreeModel::sourceDataChanged);
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connect(sourceModel(), &QAbstractItemModel::rowsInserted, this, &TabTreeModel::sourceRowsInserted);
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connect(sourceModel(), &QAbstractItemModel::rowsAboutToBeRemoved, this, &TabTreeModel::sourceRowsAboutToBeRemoved);
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}
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QModelIndex TabTreeModel::index(TabTreeModelItem *item) const
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{
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if (!item || item == m_root) {
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return QModelIndex();
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}
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return createIndex(item->parent->children.indexOf(item), 0, item);
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}
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TabTreeModelItem *TabTreeModel::item(const QModelIndex &index) const
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{
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TabTreeModelItem *it = static_cast<TabTreeModelItem*>(index.internalPointer());
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return it ? it : m_root;
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}
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TabTreeModelItem *TabTreeModel::createItems(TabTreeModelItem *root)
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{
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const auto children = root->tab->childTabs();
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for (WebTab *child : children) {
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const QModelIndex index = sourceModel()->index(child->tabIndex(), 0);
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TabTreeModelItem *item = new TabTreeModelItem(child, index);
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m_items[child] = item;
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root->addChild(createItems(item));
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}
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return root;
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}
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void TabTreeModel::sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles)
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{
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emit dataChanged(mapFromSource(topLeft), mapFromSource(bottomRight), roles);
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}
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void TabTreeModel::sourceRowsInserted(const QModelIndex &parent, int start, int end)
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{
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for (int i = start; i <= end; ++i) {
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insertIndex(sourceModel()->index(i, 0, parent));
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}
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}
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void TabTreeModel::sourceRowsAboutToBeRemoved(const QModelIndex &parent, int start, int end)
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{
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for (int i = start; i <= end; ++i) {
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removeIndex(sourceModel()->index(i, 0, parent));
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}
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}
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void TabTreeModel::insertIndex(const QModelIndex &sourceIndex)
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{
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WebTab *tab = sourceIndex.data(TabModel::WebTabRole).value<WebTab*>();
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if (!tab) {
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return;
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}
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TabTreeModelItem *parent = m_items.value(tab->parentTab());
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if (!parent) {
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parent = m_root;
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}
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TabTreeModelItem *item = new TabTreeModelItem(tab, sourceIndex);
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const int idx = parent->children.count();
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beginInsertRows(tabIndex(tab->parentTab()), idx, idx);
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m_items[tab] = item;
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||||
parent->addChild(item);
|
||||
endInsertRows();
|
||||
|
||||
connectTab(tab);
|
||||
}
|
||||
|
||||
void TabTreeModel::removeIndex(const QModelIndex &sourceIndex)
|
||||
{
|
||||
WebTab *tab = sourceIndex.data(TabModel::WebTabRole).value<WebTab*>();
|
||||
if (!tab) {
|
||||
return;
|
||||
}
|
||||
TabTreeModelItem *item = m_items.value(tab);
|
||||
if (!item) {
|
||||
return;
|
||||
}
|
||||
|
||||
const QModelIndex index = mapFromSource(sourceIndex);
|
||||
beginRemoveRows(index.parent(), index.row(), index.row());
|
||||
item->setParent(nullptr);
|
||||
Q_ASSERT(item->children.isEmpty());
|
||||
delete item;
|
||||
endRemoveRows();
|
||||
|
||||
tab->disconnect(this);
|
||||
}
|
||||
|
||||
void TabTreeModel::connectTab(WebTab *tab)
|
||||
{
|
||||
TabTreeModelItem *item = m_items.value(tab);
|
||||
Q_ASSERT(item);
|
||||
|
||||
connect(tab, &WebTab::parentTabChanged, this, [=](WebTab *parent) {
|
||||
// Handle only move to root, everything else is done in childTabAdded
|
||||
if (item->parent == m_root || parent) {
|
||||
return;
|
||||
}
|
||||
int pos = m_root->children.count();
|
||||
// Move it to the same spot as old parent
|
||||
if (item->parent->parent == m_root) {
|
||||
pos = m_root->children.indexOf(item->parent);
|
||||
}
|
||||
const QModelIndex fromIdx = index(item);
|
||||
if (!beginMoveRows(fromIdx.parent(), fromIdx.row(), fromIdx.row(), QModelIndex(), pos)) {
|
||||
qWarning() << "Invalid beginMoveRows" << fromIdx.parent() << fromIdx.row() << "root" << pos;
|
||||
return;
|
||||
}
|
||||
m_root->addChild(item, pos);
|
||||
endMoveRows();
|
||||
});
|
||||
|
||||
connect(tab, &WebTab::childTabAdded, this, [=](WebTab *child, int pos) {
|
||||
TabTreeModelItem *from = m_items.value(child);
|
||||
if (!from) {
|
||||
return;
|
||||
}
|
||||
const QModelIndex fromIdx = index(from);
|
||||
const QModelIndex toIdx = index(item);
|
||||
const int childPos = fromIdx.parent() == toIdx && pos > fromIdx.row() ? pos - 1 : pos;
|
||||
if (!beginMoveRows(fromIdx.parent(), fromIdx.row(), fromIdx.row(), toIdx, pos)) {
|
||||
qWarning() << "Invalid beginMoveRows" << fromIdx.parent() << fromIdx.row() << toIdx << pos;
|
||||
return;
|
||||
}
|
||||
item->addChild(from, childPos);
|
||||
endMoveRows();
|
||||
});
|
||||
}
|
||||
67
src/lib/tabwidget/tabtreemodel.h
Normal file
67
src/lib/tabwidget/tabtreemodel.h
Normal file
|
|
@ -0,0 +1,67 @@
|
|||
/* ============================================================
|
||||
* Falkon - Qt web browser
|
||||
* Copyright (C) 2018 David Rosca <nowrep@gmail.com>
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
* ============================================================ */
|
||||
#pragma once
|
||||
|
||||
#include <QAbstractProxyModel>
|
||||
|
||||
#include "qzcommon.h"
|
||||
|
||||
class WebTab;
|
||||
class TabTreeModelItem;
|
||||
|
||||
class FALKON_EXPORT TabTreeModel : public QAbstractProxyModel
|
||||
{
|
||||
Q_OBJECT
|
||||
|
||||
public:
|
||||
explicit TabTreeModel(QObject *parent = nullptr);
|
||||
~TabTreeModel();
|
||||
|
||||
QModelIndex tabIndex(WebTab *tab) const;
|
||||
WebTab *tab(const QModelIndex &index) const;
|
||||
|
||||
Qt::ItemFlags flags(const QModelIndex &index) const override;
|
||||
QVariant data(const QModelIndex &index, int role) const override;
|
||||
int rowCount(const QModelIndex &parent) const override;
|
||||
int columnCount(const QModelIndex &parent) const override;
|
||||
bool hasChildren(const QModelIndex &parent) const override;
|
||||
QModelIndex parent(const QModelIndex &child) const override;
|
||||
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
|
||||
|
||||
QModelIndex mapFromSource(const QModelIndex &sourceIndex) const override;
|
||||
QModelIndex mapToSource(const QModelIndex &proxyIndex) const override;
|
||||
|
||||
bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
|
||||
|
||||
private:
|
||||
void init();
|
||||
QModelIndex index(TabTreeModelItem *item) const;
|
||||
TabTreeModelItem *item(const QModelIndex &index) const;
|
||||
TabTreeModelItem *createItems(TabTreeModelItem *root);
|
||||
|
||||
void sourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles);
|
||||
void sourceRowsInserted(const QModelIndex &parent, int start, int end);
|
||||
void sourceRowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
|
||||
|
||||
void insertIndex(const QModelIndex &sourceIndex);
|
||||
void removeIndex(const QModelIndex &sourceIndex);
|
||||
void connectTab(WebTab *tab);
|
||||
|
||||
TabTreeModelItem *m_root = nullptr;
|
||||
QHash<WebTab*, TabTreeModelItem*> m_items;
|
||||
};
|
||||
|
|
@ -444,12 +444,17 @@ void WebTab::setParentTab(WebTab *tab)
|
|||
|
||||
void WebTab::addChildTab(WebTab *tab, int index)
|
||||
{
|
||||
if (tab->parentTab()) {
|
||||
tab->setParentTab(nullptr);
|
||||
}
|
||||
|
||||
tab->m_parentTab = this;
|
||||
|
||||
WebTab *tabParent = tab->m_parentTab;
|
||||
if (tabParent) {
|
||||
const int index = tabParent->m_childTabs.indexOf(tab);
|
||||
if (index >= 0) {
|
||||
tabParent->m_childTabs.removeAt(index);
|
||||
emit tabParent->childTabRemoved(tab, index);
|
||||
}
|
||||
}
|
||||
|
||||
if (index < 0 || index > m_childTabs.size()) {
|
||||
m_childTabs.append(tab);
|
||||
emit childTabAdded(tab, m_childTabs.size() - 1);
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user