Documentation/Source/eric5.Helpviewer.HelpWebSearchWidget.html

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<h1>eric5.Helpviewer.HelpWebSearchWidget</h1>
<p>
Module implementing a web search widget for the web browser.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#HelpWebSearchWidget">HelpWebSearchWidget</a></td>
<td>Class implementing a web search widget for the web browser.</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="HelpWebSearchWidget" ID="HelpWebSearchWidget"></a>
<h2>HelpWebSearchWidget</h2>
<p>
    Class implementing a web search widget for the web browser.
</p><h3>Signals</h3>
<dl>
<dt>search(QUrl)</dt>
<dd>
emitted when the search should be done
</dd>
</dl>
<h3>Derived from</h3>
E5ClearableLineEdit
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#HelpWebSearchWidget.__init__">HelpWebSearchWidget</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__addEngineFromUrl">__addEngineFromUrl</a></td>
<td>Private slot to add a search engine given its URL.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__changeCurrentEngine">__changeCurrentEngine</a></td>
<td>Private slot to handle the selection of a search engine.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__completerActivated">__completerActivated</a></td>
<td>Private slot handling the selection of an entry from the completer.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__completerHighlighted">__completerHighlighted</a></td>
<td>Private slot handling the highlighting of an entry of the completer.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__currentEngineChanged">__currentEngineChanged</a></td>
<td>Private slot to track a change of the current search engine.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__engineImageChanged">__engineImageChanged</a></td>
<td>Private slot to handle a change of the current search engine icon.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__getSuggestions">__getSuggestions</a></td>
<td>Private slot to get search suggestions from the configured search engine.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__loadSearches">__loadSearches</a></td>
<td>Public method to load the recently performed web searches.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__newSuggestions">__newSuggestions</a></td>
<td>Private slot to receive a new list of suggestions.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__searchButtonClicked">__searchButtonClicked</a></td>
<td>Private slot to show the search menu via the search button.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__searchNow">__searchNow</a></td>
<td>Private slot to perform the web search.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__setupCompleterMenu">__setupCompleterMenu</a></td>
<td>Private method to create the completer menu.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__showEnginesMenu">__showEnginesMenu</a></td>
<td>Private slot to handle the display of the engines menu.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.__textEdited">__textEdited</a></td>
<td>Private slot to handle changes of the search text.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.clear">clear</a></td>
<td>Public method to clear all private data.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.mousePressEvent">mousePressEvent</a></td>
<td>Protected method called by a mouse press event.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.openSearchManager">openSearchManager</a></td>
<td>Public method to get a reference to the opensearch manager object.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.preferencesChanged">preferencesChanged</a></td>
<td>Public method to handle the change of preferences.</td>
</tr><tr>
<td><a href="#HelpWebSearchWidget.saveSearches">saveSearches</a></td>
<td>Public method to save the recently performed web searches.</td>
</tr>
</table>
<h3>Static Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<a NAME="HelpWebSearchWidget.__init__" ID="HelpWebSearchWidget.__init__"></a>
<h4>HelpWebSearchWidget (Constructor)</h4>
<b>HelpWebSearchWidget</b>(<i>parent=None</i>)
<p>
        Constructor
</p><dl>
<dt><i>parent</i></dt>
<dd>
reference to the parent widget (QWidget)
</dd>
</dl><a NAME="HelpWebSearchWidget.__addEngineFromUrl" ID="HelpWebSearchWidget.__addEngineFromUrl"></a>
<h4>HelpWebSearchWidget.__addEngineFromUrl</h4>
<b>__addEngineFromUrl</b>(<i></i>)
<p>
        Private slot to add a search engine given its URL.
</p><a NAME="HelpWebSearchWidget.__changeCurrentEngine" ID="HelpWebSearchWidget.__changeCurrentEngine"></a>
<h4>HelpWebSearchWidget.__changeCurrentEngine</h4>
<b>__changeCurrentEngine</b>(<i></i>)
<p>
        Private slot to handle the selection of a search engine.
</p><a NAME="HelpWebSearchWidget.__completerActivated" ID="HelpWebSearchWidget.__completerActivated"></a>
<h4>HelpWebSearchWidget.__completerActivated</h4>
<b>__completerActivated</b>(<i>index</i>)
<p>
        Private slot handling the selection of an entry from the completer.
</p><dl>
<dt><i>index</i></dt>
<dd>
index of the item (QModelIndex)
</dd>
</dl><a NAME="HelpWebSearchWidget.__completerHighlighted" ID="HelpWebSearchWidget.__completerHighlighted"></a>
<h4>HelpWebSearchWidget.__completerHighlighted</h4>
<b>__completerHighlighted</b>(<i>index</i>)
<p>
        Private slot handling the highlighting of an entry of the completer.
</p><dl>
<dt><i>index</i></dt>
<dd>
index of the item (QModelIndex)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flah indicating a successful highlighting (boolean)
</dd>
</dl><a NAME="HelpWebSearchWidget.__currentEngineChanged" ID="HelpWebSearchWidget.__currentEngineChanged"></a>
<h4>HelpWebSearchWidget.__currentEngineChanged</h4>
<b>__currentEngineChanged</b>(<i></i>)
<p>
        Private slot to track a change of the current search engine.
</p><a NAME="HelpWebSearchWidget.__engineImageChanged" ID="HelpWebSearchWidget.__engineImageChanged"></a>
<h4>HelpWebSearchWidget.__engineImageChanged</h4>
<b>__engineImageChanged</b>(<i></i>)
<p>
        Private slot to handle a change of the current search engine icon.
</p><a NAME="HelpWebSearchWidget.__getSuggestions" ID="HelpWebSearchWidget.__getSuggestions"></a>
<h4>HelpWebSearchWidget.__getSuggestions</h4>
<b>__getSuggestions</b>(<i></i>)
<p>
        Private slot to get search suggestions from the configured search
        engine.
</p><a NAME="HelpWebSearchWidget.__loadSearches" ID="HelpWebSearchWidget.__loadSearches"></a>
<h4>HelpWebSearchWidget.__loadSearches</h4>
<b>__loadSearches</b>(<i></i>)
<p>
        Public method to load the recently performed web searches.
</p><a NAME="HelpWebSearchWidget.__newSuggestions" ID="HelpWebSearchWidget.__newSuggestions"></a>
<h4>HelpWebSearchWidget.__newSuggestions</h4>
<b>__newSuggestions</b>(<i>suggestions</i>)
<p>
        Private slot to receive a new list of suggestions.
</p><dl>
<dt><i>suggestions</i></dt>
<dd>
list of suggestions (list of strings)
</dd>
</dl><a NAME="HelpWebSearchWidget.__searchButtonClicked" ID="HelpWebSearchWidget.__searchButtonClicked"></a>
<h4>HelpWebSearchWidget.__searchButtonClicked</h4>
<b>__searchButtonClicked</b>(<i></i>)
<p>
        Private slot to show the search menu via the search button.
</p><a NAME="HelpWebSearchWidget.__searchNow" ID="HelpWebSearchWidget.__searchNow"></a>
<h4>HelpWebSearchWidget.__searchNow</h4>
<b>__searchNow</b>(<i></i>)
<p>
        Private slot to perform the web search.
</p><a NAME="HelpWebSearchWidget.__setupCompleterMenu" ID="HelpWebSearchWidget.__setupCompleterMenu"></a>
<h4>HelpWebSearchWidget.__setupCompleterMenu</h4>
<b>__setupCompleterMenu</b>(<i></i>)
<p>
        Private method to create the completer menu.
</p><a NAME="HelpWebSearchWidget.__showEnginesMenu" ID="HelpWebSearchWidget.__showEnginesMenu"></a>
<h4>HelpWebSearchWidget.__showEnginesMenu</h4>
<b>__showEnginesMenu</b>(<i></i>)
<p>
        Private slot to handle the display of the engines menu.
</p><a NAME="HelpWebSearchWidget.__textEdited" ID="HelpWebSearchWidget.__textEdited"></a>
<h4>HelpWebSearchWidget.__textEdited</h4>
<b>__textEdited</b>(<i>txt</i>)
<p>
        Private slot to handle changes of the search text.
</p><dl>
<dt><i>txt</i></dt>
<dd>
search text (string)
</dd>
</dl><a NAME="HelpWebSearchWidget.clear" ID="HelpWebSearchWidget.clear"></a>
<h4>HelpWebSearchWidget.clear</h4>
<b>clear</b>(<i></i>)
<p>
        Public method to clear all private data.
</p><a NAME="HelpWebSearchWidget.mousePressEvent" ID="HelpWebSearchWidget.mousePressEvent"></a>
<h4>HelpWebSearchWidget.mousePressEvent</h4>
<b>mousePressEvent</b>(<i>evt</i>)
<p>
        Protected method called by a mouse press event.
</p><dl>
<dt><i>evt</i></dt>
<dd>
reference to the mouse event (QMouseEvent)
</dd>
</dl><a NAME="HelpWebSearchWidget.openSearchManager" ID="HelpWebSearchWidget.openSearchManager"></a>
<h4>HelpWebSearchWidget.openSearchManager</h4>
<b>openSearchManager</b>(<i></i>)
<p>
        Public method to get a reference to the opensearch manager object.
</p><dl>
<dt>Returns:</dt>
<dd>
reference to the opensearch manager object (OpenSearchManager)
</dd>
</dl><a NAME="HelpWebSearchWidget.preferencesChanged" ID="HelpWebSearchWidget.preferencesChanged"></a>
<h4>HelpWebSearchWidget.preferencesChanged</h4>
<b>preferencesChanged</b>(<i></i>)
<p>
        Public method to handle the change of preferences.
</p><a NAME="HelpWebSearchWidget.saveSearches" ID="HelpWebSearchWidget.saveSearches"></a>
<h4>HelpWebSearchWidget.saveSearches</h4>
<b>saveSearches</b>(<i></i>)
<p>
        Public method to save the recently performed web searches.
</p>
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