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TextEditor: Let BaseHoverHandler handle help id callbacks

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...to support asynchronous hover handlers like ClangHoverHandler.

Change-Id: I8dc7189db37ec3a923cf493b8957c59ec9be447c
Reviewed-by: David Schulz <david.schulz@qt.io>
This commit is contained in:
Nikolai Kosjar
2018-01-18 11:58:22 +01:00
parent 0a4073ef90
commit 9fd9bd25ab
3 changed files with 27 additions and 9 deletions
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23
src/plugins/texteditor/basehoverhandler.cpp
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@@ -70,16 +70,16 @@ void BaseHoverHandler::setPriority(int priority)
m_priority = priority;
}
QString BaseHoverHandler::contextHelpId(TextEditorWidget *widget, int pos)
void BaseHoverHandler::contextHelpId(TextEditorWidget *widget,
int pos,
const Core::IContext::HelpIdCallback &callback)
{
// If the tooltip is visible and there is a help match, this match is used to update
// the help id. Otherwise, let the identification process happen.
if (!Utils::ToolTip::isVisible() || !lastHelpItemIdentified().isValid())
process(widget, pos, [](int){});
if (lastHelpItemIdentified().isValid())
return lastHelpItemIdentified().helpId();
return QString();
process(widget, pos, [this, widget, callback](int) { propagateHelpId(widget, callback); });
else
propagateHelpId(widget, callback);
}
void BaseHoverHandler::setToolTip(const QString &tooltip)
@@ -102,6 +102,17 @@ const HelpItem &BaseHoverHandler::lastHelpItemIdentified() const
return m_lastHelpItemIdentified;
}
void BaseHoverHandler::propagateHelpId(TextEditorWidget *widget,
const Core::IContext::HelpIdCallback &callback)
{
QString id;
if (lastHelpItemIdentified().isValid())
id = lastHelpItemIdentified().helpId();
widget->setContextHelpId(id);
callback(id);
}
void BaseHoverHandler::process(TextEditorWidget *widget, int pos, ReportPriority report)
{
m_toolTip.clear();