src/eric7/Documentation/Source/eric7.UI.CodeDocumentationViewer.html

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<h1>eric7.UI.CodeDocumentationViewer</h1>

<p>
Module implementing a widget to show some source code information provided by
plug-ins.
</p>
<h3>Global Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>

<table>

<tr>
<td><a href="#CodeDocumentationViewer">CodeDocumentationViewer</a></td>
<td>Class implementing a widget to show some source code information provided by plug-ins.</td>
</tr>
<tr>
<td><a href="#DocumentationViewerWidget">DocumentationViewerWidget</a></td>
<td>Class implementing a rich text documentation viewer.</td>
</tr>
</table>
<h3>Functions</h3>

<table>
<tr><td>None</td></tr>
</table>
<hr />
<hr />
<a NAME="CodeDocumentationViewer" ID="CodeDocumentationViewer"></a>
<h2>CodeDocumentationViewer</h2>

<p>
    Class implementing a widget to show some source code information provided
    by plug-ins.
</p>
<h3>Signals</h3>
<dl>

<dt>providerAdded()</dt>
<dd>
emitted to indicate the availability of a new
        provider
</dd>
<dt>providerRemoved()</dt>
<dd>
emitted to indicate the removal of a provider
</dd>
</dl>
<h3>Derived from</h3>
QWidget
<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="#CodeDocumentationViewer.__init__">CodeDocumentationViewer</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.__selectProvider">__selectProvider</a></td>
<td>Private method to select a provider programmatically.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.__setupUi">__setupUi</a></td>
<td>Private method to generate the UI layout.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.__showDisabledMessage">__showDisabledMessage</a></td>
<td>Private method to show a message giving the reason for being disabled.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.__unregisterTimerTimeout">__unregisterTimerTimeout</a></td>
<td>Private slot handling the timeout signal of the unregister timer.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.documentationReady">documentationReady</a></td>
<td>Public method to provide the documentation info to the viewer.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.finalizeSetup">finalizeSetup</a></td>
<td>Public method to finalize the setup of the documentation viewer.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.getProviders">getProviders</a></td>
<td>Public method to get a list of providers and their visible strings.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.isEnabled">isEnabled</a></td>
<td>Public method to check, if the code documentation viewer is enabled.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.isSupportedLanguage">isSupportedLanguage</a></td>
<td>Public method to check, if the given language is supported by the selected provider.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.on_providerComboBox_currentIndexChanged">on_providerComboBox_currentIndexChanged</a></td>
<td>Private slot to handle the selection of a provider.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.preferencesChanged">preferencesChanged</a></td>
<td>Public slot to handle a change of preferences.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.registerProvider">registerProvider</a></td>
<td>Public method register a source docu provider.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.showInfo">showInfo</a></td>
<td>Public method to request code documentation data from a provider.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.shutdown">shutdown</a></td>
<td>Public method to perform shutdown actions.</td>
</tr>
<tr>
<td><a href="#CodeDocumentationViewer.unregisterProvider">unregisterProvider</a></td>
<td>Public method register a source docu provider.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="CodeDocumentationViewer.__init__" ID="CodeDocumentationViewer.__init__"></a>
<h4>CodeDocumentationViewer (Constructor)</h4>
<b>CodeDocumentationViewer</b>(<i>parent=None</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>parent</i> (QWidget)</dt>
<dd>
reference to the parent widget
</dd>
</dl>
<a NAME="CodeDocumentationViewer.__selectProvider" ID="CodeDocumentationViewer.__selectProvider"></a>
<h4>CodeDocumentationViewer.__selectProvider</h4>
<b>__selectProvider</b>(<i>provider</i>)

<p>
        Private method to select a provider programmatically.
</p>
<dl>

<dt><i>provider</i> (str)</dt>
<dd>
name of the provider to be selected
</dd>
</dl>
<a NAME="CodeDocumentationViewer.__setupUi" ID="CodeDocumentationViewer.__setupUi"></a>
<h4>CodeDocumentationViewer.__setupUi</h4>
<b>__setupUi</b>(<i></i>)

<p>
        Private method to generate the UI layout.
</p>
<a NAME="CodeDocumentationViewer.__showDisabledMessage" ID="CodeDocumentationViewer.__showDisabledMessage"></a>
<h4>CodeDocumentationViewer.__showDisabledMessage</h4>
<b>__showDisabledMessage</b>(<i></i>)

<p>
        Private method to show a message giving the reason for being disabled.
</p>
<a NAME="CodeDocumentationViewer.__unregisterTimerTimeout" ID="CodeDocumentationViewer.__unregisterTimerTimeout"></a>
<h4>CodeDocumentationViewer.__unregisterTimerTimeout</h4>
<b>__unregisterTimerTimeout</b>(<i></i>)

<p>
        Private slot handling the timeout signal of the unregister timer.
</p>
<a NAME="CodeDocumentationViewer.documentationReady" ID="CodeDocumentationViewer.documentationReady"></a>
<h4>CodeDocumentationViewer.documentationReady</h4>
<b>documentationReady</b>(<i>documentationInfo, isWarning=False, isDocWarning=False</i>)

<p>
        Public method to provide the documentation info to the viewer.
</p>
<p>
        If documentationInfo is a dictionary, it should contain these
        (optional) keys and data:
</p>
<p>
        name: the name of the inspected object
        argspec: its arguments specification
        note: A phrase describing the type of object (function or method) and
            the module it belongs to.
        docstring: its documentation string
        typ: its type information
</p>
<dl>

<dt><i>documentationInfo</i> (dict or str)</dt>
<dd>
dictionary containing the source docu data
</dd>
<dt><i>isWarning</i> (bool)</dt>
<dd>
flag indicating a warning page
</dd>
<dt><i>isDocWarning</i> (bool)</dt>
<dd>
flag indicating a documentation warning page
</dd>
</dl>
<a NAME="CodeDocumentationViewer.finalizeSetup" ID="CodeDocumentationViewer.finalizeSetup"></a>
<h4>CodeDocumentationViewer.finalizeSetup</h4>
<b>finalizeSetup</b>(<i></i>)

<p>
        Public method to finalize the setup of the documentation viewer.
</p>
<a NAME="CodeDocumentationViewer.getProviders" ID="CodeDocumentationViewer.getProviders"></a>
<h4>CodeDocumentationViewer.getProviders</h4>
<b>getProviders</b>(<i></i>)

<p>
        Public method to get a list of providers and their visible strings.
</p>
<dl>
<dt>Return:</dt>
<dd>
list containing the providers and their visible strings
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of tuple of (str,str)
</dd>
</dl>
<a NAME="CodeDocumentationViewer.isEnabled" ID="CodeDocumentationViewer.isEnabled"></a>
<h4>CodeDocumentationViewer.isEnabled</h4>
<b>isEnabled</b>(<i></i>)

<p>
        Public method to check, if the code documentation viewer is enabled.
</p>
<dl>
<dt>Return:</dt>
<dd>
flag indicating the enabled state
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="CodeDocumentationViewer.isSupportedLanguage" ID="CodeDocumentationViewer.isSupportedLanguage"></a>
<h4>CodeDocumentationViewer.isSupportedLanguage</h4>
<b>isSupportedLanguage</b>(<i>language</i>)

<p>
        Public method to check, if the given language is supported by the
        selected provider.
</p>
<dl>

<dt><i>language</i> (str)</dt>
<dd>
editor programming language to check
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating the support status
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="CodeDocumentationViewer.on_providerComboBox_currentIndexChanged" ID="CodeDocumentationViewer.on_providerComboBox_currentIndexChanged"></a>
<h4>CodeDocumentationViewer.on_providerComboBox_currentIndexChanged</h4>
<b>on_providerComboBox_currentIndexChanged</b>(<i>index</i>)

<p>
        Private slot to handle the selection of a provider.
</p>
<dl>

<dt><i>index</i> (int)</dt>
<dd>
index of the selected provider
</dd>
</dl>
<a NAME="CodeDocumentationViewer.preferencesChanged" ID="CodeDocumentationViewer.preferencesChanged"></a>
<h4>CodeDocumentationViewer.preferencesChanged</h4>
<b>preferencesChanged</b>(<i></i>)

<p>
        Public slot to handle a change of preferences.
</p>
<a NAME="CodeDocumentationViewer.registerProvider" ID="CodeDocumentationViewer.registerProvider"></a>
<h4>CodeDocumentationViewer.registerProvider</h4>
<b>registerProvider</b>(<i>providerName, providerDisplay, provider, supported</i>)

<p>
        Public method register a source docu provider.
</p>
<dl>

<dt><i>providerName</i> (str)</dt>
<dd>
name of the provider (must be unique)
</dd>
<dt><i>providerDisplay</i> (str)</dt>
<dd>
visible name of the provider
</dd>
<dt><i>provider</i> (function(editor))</dt>
<dd>
function to be called to determine source docu
</dd>
<dt><i>supported</i> (function(language))</dt>
<dd>
function to be called to determine, if a language is
            supported
</dd>
</dl>
<dl>

<dt>Raises <b>KeyError</b>:</dt>
<dd>
raised if a provider with the given name was
            already registered
</dd>
</dl>
<a NAME="CodeDocumentationViewer.showInfo" ID="CodeDocumentationViewer.showInfo"></a>
<h4>CodeDocumentationViewer.showInfo</h4>
<b>showInfo</b>(<i>editor</i>)

<p>
        Public method to request code documentation data from a provider.
</p>
<dl>

<dt><i>editor</i> (Editor)</dt>
<dd>
reference to the editor to request code docu for
</dd>
</dl>
<a NAME="CodeDocumentationViewer.shutdown" ID="CodeDocumentationViewer.shutdown"></a>
<h4>CodeDocumentationViewer.shutdown</h4>
<b>shutdown</b>(<i></i>)

<p>
        Public method to perform shutdown actions.
</p>
<a NAME="CodeDocumentationViewer.unregisterProvider" ID="CodeDocumentationViewer.unregisterProvider"></a>
<h4>CodeDocumentationViewer.unregisterProvider</h4>
<b>unregisterProvider</b>(<i>providerName</i>)

<p>
        Public method register a source docu provider.
</p>
<dl>

<dt><i>providerName</i> (str)</dt>
<dd>
name of the provider (must be unique)
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="DocumentationViewerWidget" ID="DocumentationViewerWidget"></a>
<h2>DocumentationViewerWidget</h2>

<p>
    Class implementing a rich text documentation viewer.
</p>
<h3>Derived from</h3>
QWidget
<h3>Class Attributes</h3>

<table>
<tr><td>EmpytDocument_Dark</td></tr><tr><td>EmpytDocument_Light</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#DocumentationViewerWidget.__init__">DocumentationViewerWidget</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#DocumentationViewerWidget.__showLink">__showLink</a></td>
<td>Private slot to show the hovered link in a tooltip.</td>
</tr>
<tr>
<td><a href="#DocumentationViewerWidget.clear">clear</a></td>
<td>Public method to clear the shown contents.</td>
</tr>
<tr>
<td><a href="#DocumentationViewerWidget.setHtml">setHtml</a></td>
<td>Public method to set the HTML text of the widget.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="DocumentationViewerWidget.__init__" ID="DocumentationViewerWidget.__init__"></a>
<h4>DocumentationViewerWidget (Constructor)</h4>
<b>DocumentationViewerWidget</b>(<i>parent=None</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>parent</i> (QWidget)</dt>
<dd>
reference to the parent widget
</dd>
</dl>
<a NAME="DocumentationViewerWidget.__showLink" ID="DocumentationViewerWidget.__showLink"></a>
<h4>DocumentationViewerWidget.__showLink</h4>
<b>__showLink</b>(<i>urlStr</i>)

<p>
        Private slot to show the hovered link in a tooltip.
</p>
<dl>

<dt><i>urlStr</i> (str)</dt>
<dd>
hovered URL
</dd>
</dl>
<a NAME="DocumentationViewerWidget.clear" ID="DocumentationViewerWidget.clear"></a>
<h4>DocumentationViewerWidget.clear</h4>
<b>clear</b>(<i></i>)

<p>
        Public method to clear the shown contents.
</p>
<a NAME="DocumentationViewerWidget.setHtml" ID="DocumentationViewerWidget.setHtml"></a>
<h4>DocumentationViewerWidget.setHtml</h4>
<b>setHtml</b>(<i>html</i>)

<p>
        Public method to set the HTML text of the widget.
</p>
<dl>

<dt><i>html</i> (str)</dt>
<dd>
HTML text to be shown
</dd>
</dl>
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