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Help: Implement history menus for text browser backend

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Change-Id: Idbdb3f9807c8282f8c9050ba28c1e28a7e3865e7
Reviewed-by: Eike Ziller <eike.ziller@digia.com>
This commit is contained in:
Eike Ziller
2014-05-06 13:37:06 +02:00
parent 96e8f0bb7b
commit 1228ffcd6c
2 changed files with 47 additions and 2 deletions
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42
src/plugins/help/textbrowserhelpviewer.cpp
View File

@@ -34,6 +34,7 @@
#include <coreplugin/find/findplugin.h>
#include <utils/hostosinfo.h>
#include <utils/qtcassert.h>
#include <QApplication>
#include <QClipboard>
@@ -193,6 +194,28 @@ bool TextBrowserHelpViewer::isBackwardAvailable() const
return m_textBrowser->isBackwardAvailable();
}
void TextBrowserHelpViewer::addBackHistoryItems(QMenu *backMenu)
{
for (int i = 1; i <= m_textBrowser->backwardHistoryCount(); ++i) {
QAction *action = new QAction(backMenu);
action->setText(m_textBrowser->historyTitle(-i));
action->setData(-i);
connect(action, SIGNAL(triggered()), this, SLOT(goToHistoryItem()));
backMenu->addAction(action);
}
}
void TextBrowserHelpViewer::addForwardHistoryItems(QMenu *forwardMenu)
{
for (int i = 1; i <= m_textBrowser->forwardHistoryCount(); ++i) {
QAction *action = new QAction(forwardMenu);
action->setText(m_textBrowser->historyTitle(i));
action->setData(i);
connect(action, SIGNAL(triggered()), this, SLOT(goToHistoryItem()));
forwardMenu->addAction(action);
}
}
void TextBrowserHelpViewer::setOpenInNewWindowActionVisible(bool visible)
{
m_textBrowser->showOpenInNewWindowAction = visible;
@@ -277,6 +300,25 @@ void TextBrowserHelpViewer::print(QPrinter *printer)
m_textBrowser->print(printer);
}
void TextBrowserHelpViewer::goToHistoryItem()
{
QAction *action = qobject_cast<QAction *>(sender());
QTC_ASSERT(action, return);
bool ok = false;
int index = action->data().toInt(&ok);
QTC_ASSERT(ok, return);
// go back?
while (index < 0) {
m_textBrowser->backward();
++index;
}
// go forward?
while (index > 0) {
m_textBrowser->forward();
--index;
}
}
// -- private
TextBrowserHelpWidget::TextBrowserHelpWidget(int zoom, TextBrowserHelpViewer *parent)

7
src/plugins/help/textbrowserhelpviewer.h
View File

@@ -70,8 +70,8 @@ public:
QString selectedText() const;
bool isForwardAvailable() const;
bool isBackwardAvailable() const;
void addBackHistoryItems(QMenu *backMenu) { Q_UNUSED(backMenu) }
void addForwardHistoryItems(QMenu *forwardMenu) { Q_UNUSED(forwardMenu) }
void addBackHistoryItems(QMenu *backMenu);
void addForwardHistoryItems(QMenu *forwardMenu);
void setOpenInNewWindowActionVisible(bool visible);
bool findText(const QString &text, Core::FindFlags flags,
@@ -84,6 +84,9 @@ public slots:
void backward();
void print(QPrinter *printer);
private slots:
void goToHistoryItem();
private:
QVariant loadResource(int type, const QUrl &name);