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rstudio/src/cpp/desktop/DesktopGwtWindow.cpp at master · pearsonca/rstudio · GitHub
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desktop
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DesktopGwtWindow.cpp
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cpp
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DesktopGwtWindow.cpp
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/*
* DesktopGwtWindow.cpp
*
* Copyright (C) 2009-12 by RStudio, PBC
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
#
include
"
DesktopGwtWindow.hpp
"
#
include
"
DesktopOptions.hpp
"
namespace
rstudio
{
namespace
desktop
{
#
if
QT_VERSION_MAJOR == 5 && QT_VERSION_MINOR == 10
namespace
{
bool
isDuplicateZoomRequest
(QElapsedTimer* pTimer)
{
qint64 elapsed = pTimer->
restart
();
return
elapsed <
10
;
}
}
//
end anonymous namespace
#
endif
GwtWindow::GwtWindow
(
bool
showToolbar,
bool
adjustTitle,
QString name,
QUrl baseUrl,
QWidget* pParent,
WebPage* opener,
bool
isRemoteDesktop) :
BrowserWindow
(showToolbar, adjustTitle, name, baseUrl, pParent, opener, isRemoteDesktop)
{
//
initialize zoom levels (synchronize with AppearancePreferencesPane.java)
double
levels[] = {
0.25
,
0.50
,
0.75
,
0.80
,
0.90
,
1.00
,
1.10
,
1.25
,
1.50
,
1.75
,
2.00
,
2.50
,
3.00
,
4.00
,
5.00
};
for
(
double
level : levels)
zoomLevels_.
push_back
(level);
lastZoomTimer_.
start
();
}
void
GwtWindow::zoomActualSize
()
{
#
if
QT_VERSION_MAJOR == 5 && QT_VERSION_MINOR == 10
if
(
isDuplicateZoomRequest
(&lastZoomTimer_))
return
;
#
endif
options
().
setZoomLevel
(
1
);
webView
()->
setZoomFactor
(
1
);
}
void
GwtWindow::setZoomLevel
(
double
zoomLevel)
{
options
().
setZoomLevel
(zoomLevel);
webView
()->
setZoomFactor
(zoomLevel);
}
void
GwtWindow::zoomIn
()
{
#
if
QT_VERSION_MAJOR == 5 && QT_VERSION_MINOR == 10
if
(
isDuplicateZoomRequest
(&lastZoomTimer_))
return
;
#
endif
//
get next greatest value
double
zoomLevel =
options
().
zoomLevel
();
auto
it =
std::upper_bound
(zoomLevels_.
begin
(), zoomLevels_.
end
(), zoomLevel);
if
(it != zoomLevels_.
end
())
{
options
().
setZoomLevel
(*it);
webView
()->
setZoomFactor
(*it);
}
}
void
GwtWindow::zoomOut
()
{
#
if
QT_VERSION_MAJOR == 5 && QT_VERSION_MINOR == 10
if
(
isDuplicateZoomRequest
(&lastZoomTimer_))
return
;
#
endif
//
get next smallest value
double
zoomLevel =
options
().
zoomLevel
();
auto
it =
std::lower_bound
(zoomLevels_.
begin
(), zoomLevels_.
end
(), zoomLevel);
if
(it != zoomLevels_.
begin
() && it != zoomLevels_.
end
())
{
options
().
setZoomLevel
(*(it -
1
));
webView
()->
setZoomFactor
(*(it -
1
));
}
}
void
GwtWindow::finishLoading
(
bool
succeeded)
{
BrowserWindow::finishLoading
(succeeded);
}
bool
GwtWindow::event
(QEvent* pEvent)
{
if
(pEvent->
type
() == QEvent::WindowActivate)
onActivated
();
return
BrowserWindow::event
(pEvent);
}
void
GwtWindow::onCloseWindowShortcut
()
{
//
check to see if the window has desktop hooks (not all GWT windows do); if it does, check to
//
see whether it has a closeSourceDoc() command we should be executing instead
webPage
()->
runJavaScript
(
QStringLiteral
(
"
if (window.desktopHooks)
"
"
window.desktopHooks.isCommandEnabled('closeSourceDoc');
"
"
else false
"
),
[&](QVariant closeSourceDocEnabled)
{
if
(!closeSourceDocEnabled.
toBool
())
close
();
});
}
}
//
namespace desktop
}
//
namespace rstudio
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