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50
51 #include "browser.h"
52 #include "browserwindow.h"
53 #include "tabwidget.h"
54 #include "webpage.h"
55 #include "webpopupwindow.h"
56 #include "webview.h"
57 #include <QContextMenuEvent>
58 #include <QDebug>
59 #include <QMenu>
60 #include <QMessageBox>
61 #include <QTimer>
62
WebView(QWidget * parent)63 WebView::WebView(QWidget *parent)
64 : QWebEngineView(parent)
65 , m_loadProgress(100)
66 {
67 connect(this, &QWebEngineView::loadStarted, [this]() {
68 m_loadProgress = 0;
69 emit favIconChanged(favIcon());
70 });
71 connect(this, &QWebEngineView::loadProgress, [this](int progress) {
72 m_loadProgress = progress;
73 });
74 connect(this, &QWebEngineView::loadFinished, [this](bool success) {
75 m_loadProgress = success ? 100 : -1;
76 emit favIconChanged(favIcon());
77 });
78 connect(this, &QWebEngineView::iconChanged, [this](const QIcon &) {
79 emit favIconChanged(favIcon());
80 });
81
82 connect(this, &QWebEngineView::renderProcessTerminated,
83 [this](QWebEnginePage::RenderProcessTerminationStatus termStatus, int statusCode) {
84 QString status;
85 switch (termStatus) {
86 case QWebEnginePage::NormalTerminationStatus:
87 status = tr("Render process normal exit");
88 break;
89 case QWebEnginePage::AbnormalTerminationStatus:
90 status = tr("Render process abnormal exit");
91 break;
92 case QWebEnginePage::CrashedTerminationStatus:
93 status = tr("Render process crashed");
94 break;
95 case QWebEnginePage::KilledTerminationStatus:
96 status = tr("Render process killed");
97 break;
98 }
99 QMessageBox::StandardButton btn = QMessageBox::question(window(), status,
100 tr("Render process exited with code: %1\n"
101 "Do you want to reload the page ?").arg(statusCode));
102 if (btn == QMessageBox::Yes)
103 QTimer::singleShot(0, [this] { reload(); });
104 });
105 }
106
setPage(WebPage * page)107 void WebView::setPage(WebPage *page)
108 {
109 createWebActionTrigger(page,QWebEnginePage::Forward);
110 createWebActionTrigger(page,QWebEnginePage::Back);
111 createWebActionTrigger(page,QWebEnginePage::Reload);
112 createWebActionTrigger(page,QWebEnginePage::Stop);
113 QWebEngineView::setPage(page);
114 }
115
loadProgress() const116 int WebView::loadProgress() const
117 {
118 return m_loadProgress;
119 }
120
createWebActionTrigger(QWebEnginePage * page,QWebEnginePage::WebAction webAction)121 void WebView::createWebActionTrigger(QWebEnginePage *page, QWebEnginePage::WebAction webAction)
122 {
123 QAction *action = page->action(webAction);
124 connect(action, &QAction::changed, [this, action, webAction]{
125 emit webActionEnabledChanged(webAction, action->isEnabled());
126 });
127 }
128
isWebActionEnabled(QWebEnginePage::WebAction webAction) const129 bool WebView::isWebActionEnabled(QWebEnginePage::WebAction webAction) const
130 {
131 return page()->action(webAction)->isEnabled();
132 }
133
favIcon() const134 QIcon WebView::favIcon() const
135 {
136 QIcon favIcon = icon();
137 if (!favIcon.isNull())
138 return favIcon;
139
140 if (m_loadProgress < 0) {
141 static QIcon errorIcon(QStringLiteral(":dialog-error.png"));
142 return errorIcon;
143 } else if (m_loadProgress < 100) {
144 static QIcon loadingIcon(QStringLiteral(":view-refresh.png"));
145 return loadingIcon;
146 } else {
147 static QIcon defaultIcon(QStringLiteral(":text-html.png"));
148 return defaultIcon;
149 }
150 }
151
createWindow(QWebEnginePage::WebWindowType type)152 QWebEngineView *WebView::createWindow(QWebEnginePage::WebWindowType type)
153 {
154 BrowserWindow *mainWindow = qobject_cast<BrowserWindow*>(window());
155 if (!mainWindow)
156 return nullptr;
157
158 switch (type) {
159 case QWebEnginePage::WebBrowserTab: {
160 return mainWindow->tabWidget()->createTab();
161 }
162 case QWebEnginePage::WebBrowserBackgroundTab: {
163 return mainWindow->tabWidget()->createBackgroundTab();
164 }
165 case QWebEnginePage::WebBrowserWindow: {
166 return mainWindow->browser()->createWindow()->currentTab();
167 }
168 case QWebEnginePage::WebDialog: {
169 WebPopupWindow *popup = new WebPopupWindow(page()->profile());
170 return popup->view();
171 }
172 }
173 return nullptr;
174 }
175
contextMenuEvent(QContextMenuEvent * event)176 void WebView::contextMenuEvent(QContextMenuEvent *event)
177 {
178 QMenu *menu = page()->createStandardContextMenu();
179 const QList<QAction*> actions = menu->actions();
180 auto it = std::find(actions.cbegin(), actions.cend(), page()->action(QWebEnginePage::OpenLinkInThisWindow));
181 if (it != actions.cend()) {
182 (*it)->setText(tr("Open Link in This Tab"));
183 ++it;
184 QAction *before(it == actions.cend() ? nullptr : *it);
185 menu->insertAction(before, page()->action(QWebEnginePage::OpenLinkInNewWindow));
186 menu->insertAction(before, page()->action(QWebEnginePage::OpenLinkInNewTab));
187 }
188 menu->popup(event->globalPos());
189 }
190
191