Documentation/Source/eric5.Tools.TRPreviewer.html

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<h1>eric5.Tools.TRPreviewer</h1>
<p>
Module implementing the TR Previewer main window.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>noTranslationName</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#TRPreviewer">TRPreviewer</a></td>
<td>Class implementing the UI Previewer main window.</td>
</tr><tr>
<td><a href="#Translation">Translation</a></td>
<td>Class to store the properties of a translation</td>
</tr><tr>
<td><a href="#TranslationsDict">TranslationsDict</a></td>
<td>Class to store all loaded translations.</td>
</tr><tr>
<td><a href="#WidgetArea">WidgetArea</a></td>
<td>Specialized MDI area to show the loaded widgets.</td>
</tr><tr>
<td><a href="#WidgetView">WidgetView</a></td>
<td>Class to show a dynamically loaded widget (or dialog).</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="TRPreviewer" ID="TRPreviewer"></a>
<h2>TRPreviewer</h2>
<p>
    Class implementing the UI Previewer main window.
</p>
<h3>Derived from</h3>
QMainWindow
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#TRPreviewer.__init__">TRPreviewer</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#TRPreviewer.__about">__about</a></td>
<td>Private slot to show the about information.</td>
</tr><tr>
<td><a href="#TRPreviewer.__aboutQt">__aboutQt</a></td>
<td>Private slot to show info about Qt.</td>
</tr><tr>
<td><a href="#TRPreviewer.__initActions">__initActions</a></td>
<td>Private method to define the user interface actions.</td>
</tr><tr>
<td><a href="#TRPreviewer.__initMenus">__initMenus</a></td>
<td>Private method to create the menus.</td>
</tr><tr>
<td><a href="#TRPreviewer.__initToolbars">__initToolbars</a></td>
<td>Private method to create the toolbars.</td>
</tr><tr>
<td><a href="#TRPreviewer.__openTranslation">__openTranslation</a></td>
<td>Private slot to handle the Open Translation action.</td>
</tr><tr>
<td><a href="#TRPreviewer.__openWidget">__openWidget</a></td>
<td>Private slot to handle the Open Dialog action.</td>
</tr><tr>
<td><a href="#TRPreviewer.__showWindowMenu">__showWindowMenu</a></td>
<td>Private slot to handle the aboutToShow signal of the window menu.</td>
</tr><tr>
<td><a href="#TRPreviewer.__updateActions">__updateActions</a></td>
<td>Private slot to update the actions state.</td>
</tr><tr>
<td><a href="#TRPreviewer.__whatsThis">__whatsThis</a></td>
<td>Private slot called in to enter Whats This mode.</td>
</tr><tr>
<td><a href="#TRPreviewer.closeEvent">closeEvent</a></td>
<td>Private event handler for the close event.</td>
</tr><tr>
<td><a href="#TRPreviewer.reloadTranslations">reloadTranslations</a></td>
<td>Public slot to reload all translations.</td>
</tr><tr>
<td><a href="#TRPreviewer.setTranslation">setTranslation</a></td>
<td>Public slot to activate a translation.</td>
</tr><tr>
<td><a href="#TRPreviewer.show">show</a></td>
<td>Public slot to show this dialog.</td>
</tr>
</table>
<a NAME="TRPreviewer.__init__" ID="TRPreviewer.__init__"></a>
<h4>TRPreviewer (Constructor)</h4>
<b>TRPreviewer</b>(<i>filenames=[], parent=None, name=None</i>)
<p>
        Constructor
</p><dl>
<dt><i>filenames</i></dt>
<dd>
filenames of form and/or translation files to load
</dd><dt><i>parent</i></dt>
<dd>
parent widget of this window (QWidget)
</dd><dt><i>name</i></dt>
<dd>
name of this window (string)
</dd>
</dl><a NAME="TRPreviewer.__about" ID="TRPreviewer.__about"></a>
<h4>TRPreviewer.__about</h4>
<b>__about</b>(<i></i>)
<p>
        Private slot to show the about information.
</p><a NAME="TRPreviewer.__aboutQt" ID="TRPreviewer.__aboutQt"></a>
<h4>TRPreviewer.__aboutQt</h4>
<b>__aboutQt</b>(<i></i>)
<p>
        Private slot to show info about Qt.
</p><a NAME="TRPreviewer.__initActions" ID="TRPreviewer.__initActions"></a>
<h4>TRPreviewer.__initActions</h4>
<b>__initActions</b>(<i></i>)
<p>
        Private method to define the user interface actions.
</p><a NAME="TRPreviewer.__initMenus" ID="TRPreviewer.__initMenus"></a>
<h4>TRPreviewer.__initMenus</h4>
<b>__initMenus</b>(<i></i>)
<p>
        Private method to create the menus.
</p><a NAME="TRPreviewer.__initToolbars" ID="TRPreviewer.__initToolbars"></a>
<h4>TRPreviewer.__initToolbars</h4>
<b>__initToolbars</b>(<i></i>)
<p>
        Private method to create the toolbars.
</p><a NAME="TRPreviewer.__openTranslation" ID="TRPreviewer.__openTranslation"></a>
<h4>TRPreviewer.__openTranslation</h4>
<b>__openTranslation</b>(<i></i>)
<p>
        Private slot to handle the Open Translation action.
</p><a NAME="TRPreviewer.__openWidget" ID="TRPreviewer.__openWidget"></a>
<h4>TRPreviewer.__openWidget</h4>
<b>__openWidget</b>(<i></i>)
<p>
        Private slot to handle the Open Dialog action.
</p><a NAME="TRPreviewer.__showWindowMenu" ID="TRPreviewer.__showWindowMenu"></a>
<h4>TRPreviewer.__showWindowMenu</h4>
<b>__showWindowMenu</b>(<i></i>)
<p>
        Private slot to handle the aboutToShow signal of the window menu.
</p><a NAME="TRPreviewer.__updateActions" ID="TRPreviewer.__updateActions"></a>
<h4>TRPreviewer.__updateActions</h4>
<b>__updateActions</b>(<i></i>)
<p>
        Private slot to update the actions state.
</p><a NAME="TRPreviewer.__whatsThis" ID="TRPreviewer.__whatsThis"></a>
<h4>TRPreviewer.__whatsThis</h4>
<b>__whatsThis</b>(<i></i>)
<p>
        Private slot called in to enter Whats This mode.
</p><a NAME="TRPreviewer.closeEvent" ID="TRPreviewer.closeEvent"></a>
<h4>TRPreviewer.closeEvent</h4>
<b>closeEvent</b>(<i>event</i>)
<p>
        Private event handler for the close event.
</p><dl>
<dt><i>event</i></dt>
<dd>
close event (QCloseEvent)
</dd>
</dl><a NAME="TRPreviewer.reloadTranslations" ID="TRPreviewer.reloadTranslations"></a>
<h4>TRPreviewer.reloadTranslations</h4>
<b>reloadTranslations</b>(<i></i>)
<p>
        Public slot to reload all translations.
</p><a NAME="TRPreviewer.setTranslation" ID="TRPreviewer.setTranslation"></a>
<h4>TRPreviewer.setTranslation</h4>
<b>setTranslation</b>(<i>name</i>)
<p>
        Public slot to activate a translation.
</p><dl>
<dt><i>name</i></dt>
<dd>
name (language) of the translation (string)
</dd>
</dl><a NAME="TRPreviewer.show" ID="TRPreviewer.show"></a>
<h4>TRPreviewer.show</h4>
<b>show</b>(<i></i>)
<p>
        Public slot to show this dialog.
</p><p>
        This overloaded slot loads a UI file to be previewed after
        the main window has been shown. This way, previewing a dialog
        doesn't interfere with showing the main window.
</p>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="Translation" ID="Translation"></a>
<h2>Translation</h2>
<p>
    Class to store the properties of a translation
</p>
<h3>Derived from</h3>
object
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#Translation.__init__">Translation</a></td>
<td>Constructor</td>
</tr>
</table>
<a NAME="Translation.__init__" ID="Translation.__init__"></a>
<h4>Translation (Constructor)</h4>
<b>Translation</b>(<i></i>)
<p>
        Constructor
</p>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="TranslationsDict" ID="TranslationsDict"></a>
<h2>TranslationsDict</h2>
<p>
    Class to store all loaded translations.
</p><h4>Signals</h4>
<dl>
<dt>translationChanged()</dt>
<dd>
emit after a translator was set
</dd>
</dl>
<h3>Derived from</h3>
QObject
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#TranslationsDict.__init__">TranslationsDict</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#TranslationsDict.__del">__del</a></td>
<td>Private method to delete a translator from the list of available translators.</td>
</tr><tr>
<td><a href="#TranslationsDict.__findFileName">__findFileName</a></td>
<td>Private method to find a translation by file name.</td>
</tr><tr>
<td><a href="#TranslationsDict.__findName">__findName</a></td>
<td>Private method to find a translation by name.</td>
</tr><tr>
<td><a href="#TranslationsDict.__haveFileName">__haveFileName</a></td>
<td>Private method to check for the presence of a translation.</td>
</tr><tr>
<td><a href="#TranslationsDict.__haveName">__haveName</a></td>
<td>Private method to check for the presence of a named translation.</td>
</tr><tr>
<td><a href="#TranslationsDict.__uniqueName">__uniqueName</a></td>
<td>Private method to generate a unique name.</td>
</tr><tr>
<td><a href="#TranslationsDict.add">add</a></td>
<td>Public method to add a translation to the list.</td>
</tr><tr>
<td><a href="#TranslationsDict.hasTranslations">hasTranslations</a></td>
<td>Public method to check for loaded translations.</td>
</tr><tr>
<td><a href="#TranslationsDict.loadTransFile">loadTransFile</a></td>
<td>Public slot to load a translation file.</td>
</tr><tr>
<td><a href="#TranslationsDict.reload">reload</a></td>
<td>Public method to reload all translators.</td>
</tr><tr>
<td><a href="#TranslationsDict.set">set</a></td>
<td>Public slot to set a translator by name.</td>
</tr>
</table>
<a NAME="TranslationsDict.__init__" ID="TranslationsDict.__init__"></a>
<h4>TranslationsDict (Constructor)</h4>
<b>TranslationsDict</b>(<i>selector, parent</i>)
<p>
        Constructor
</p><dl>
<dt><i>selector</i></dt>
<dd>
reference to the QComboBox used to show the
            available languages (QComboBox)
</dd><dt><i>parent</i></dt>
<dd>
parent widget (QWidget)
</dd>
</dl><a NAME="TranslationsDict.__del" ID="TranslationsDict.__del"></a>
<h4>TranslationsDict.__del</h4>
<b>__del</b>(<i>name</i>)
<p>
        Private method to delete a translator from the list of available translators.
</p><dl>
<dt><i>name</i></dt>
<dd>
name of the translator to delete (string)
</dd>
</dl><a NAME="TranslationsDict.__findFileName" ID="TranslationsDict.__findFileName"></a>
<h4>TranslationsDict.__findFileName</h4>
<b>__findFileName</b>(<i>transFileName</i>)
<p>
        Private method to find a translation by file name.
</p><dl>
<dt><i>transFileName</i></dt>
<dd>
file name of the translation file (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to a translation object or None
</dd>
</dl><a NAME="TranslationsDict.__findName" ID="TranslationsDict.__findName"></a>
<h4>TranslationsDict.__findName</h4>
<b>__findName</b>(<i>name</i>)
<p>
        Private method to find a translation by name.
</p><dl>
<dt><i>name</i></dt>
<dd>
name (language) of the translation (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to a translation object or None
</dd>
</dl><a NAME="TranslationsDict.__haveFileName" ID="TranslationsDict.__haveFileName"></a>
<h4>TranslationsDict.__haveFileName</h4>
<b>__haveFileName</b>(<i>transFileName</i>)
<p>
        Private method to check for the presence of a translation.
</p><dl>
<dt><i>transFileName</i></dt>
<dd>
file name of the translation file (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating the presence of the translation (boolean)
</dd>
</dl><a NAME="TranslationsDict.__haveName" ID="TranslationsDict.__haveName"></a>
<h4>TranslationsDict.__haveName</h4>
<b>__haveName</b>(<i>name</i>)
<p>
        Private method to check for the presence of a named translation.
</p><dl>
<dt><i>name</i></dt>
<dd>
name (language) of the translation (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating the presence of the translation (boolean)
</dd>
</dl><a NAME="TranslationsDict.__uniqueName" ID="TranslationsDict.__uniqueName"></a>
<h4>TranslationsDict.__uniqueName</h4>
<b>__uniqueName</b>(<i>transFileName</i>)
<p>
        Private method to generate a unique name.
</p><dl>
<dt><i>transFileName</i></dt>
<dd>
file name of the translation file (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
unique name (string or None)
</dd>
</dl><a NAME="TranslationsDict.add" ID="TranslationsDict.add"></a>
<h4>TranslationsDict.add</h4>
<b>add</b>(<i>fileName, setTranslation=True</i>)
<p>
        Public method to add a translation to the list.
</p><p>
        If the translation file (*.qm) has not been loaded yet, it will
        be loaded automatically.
</p><dl>
<dt><i>fileName</i></dt>
<dd>
name of the translation file to be added (string)
</dd><dt><i>setTranslation</i></dt>
<dd>
flag indicating, if this should be set as the active
            translation (boolean)
</dd>
</dl><a NAME="TranslationsDict.hasTranslations" ID="TranslationsDict.hasTranslations"></a>
<h4>TranslationsDict.hasTranslations</h4>
<b>hasTranslations</b>(<i></i>)
<p>
        Public method to check for loaded translations.
</p><dl>
<dt>Returns:</dt>
<dd>
flag signaling if any translation was loaded (boolean)
</dd>
</dl><a NAME="TranslationsDict.loadTransFile" ID="TranslationsDict.loadTransFile"></a>
<h4>TranslationsDict.loadTransFile</h4>
<b>loadTransFile</b>(<i>transFileName</i>)
<p>
        Public slot to load a translation file.
</p><dl>
<dt><i>transFileName</i></dt>
<dd>
file name of the translation file (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to the new translator object (QTranslator)
</dd>
</dl><a NAME="TranslationsDict.reload" ID="TranslationsDict.reload"></a>
<h4>TranslationsDict.reload</h4>
<b>reload</b>(<i></i>)
<p>
        Public method to reload all translators.
</p><a NAME="TranslationsDict.set" ID="TranslationsDict.set"></a>
<h4>TranslationsDict.set</h4>
<b>set</b>(<i>name</i>)
<p>
        Public slot to set a translator by name.
</p><dl>
<dt><i>name</i></dt>
<dd>
name (language) of the translator to set (string)
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="WidgetArea" ID="WidgetArea"></a>
<h2>WidgetArea</h2>
<p>
    Specialized MDI area to show the loaded widgets.
</p><h4>Signals</h4>
<dl>
<dt>lastWidgetClosed()</dt>
<dd>
emitted after last widget was closed
</dd>
</dl>
<h3>Derived from</h3>
QMdiArea
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#WidgetArea.__init__">WidgetArea</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#WidgetArea.__findWidget">__findWidget</a></td>
<td>Private method to find a specific widget view.</td>
</tr><tr>
<td><a href="#WidgetArea.__toggleWidget">__toggleWidget</a></td>
<td>Private method to toggle a workspace window.</td>
</tr><tr>
<td><a href="#WidgetArea.closeAllWidgets">closeAllWidgets</a></td>
<td>Public slot to close all windows.</td>
</tr><tr>
<td><a href="#WidgetArea.closeWidget">closeWidget</a></td>
<td>Public slot to close the active window.</td>
</tr><tr>
<td><a href="#WidgetArea.eventFilter">eventFilter</a></td>
<td>Protected method called to filter an event.</td>
</tr><tr>
<td><a href="#WidgetArea.hasWidgets">hasWidgets</a></td>
<td>Public method to check for loaded widgets.</td>
</tr><tr>
<td><a href="#WidgetArea.loadWidget">loadWidget</a></td>
<td>Public slot to load a UI file.</td>
</tr><tr>
<td><a href="#WidgetArea.showWindowMenu">showWindowMenu</a></td>
<td>Public method to set up the widgets part of the Window menu.</td>
</tr><tr>
<td><a href="#WidgetArea.toggleSelectedWidget">toggleSelectedWidget</a></td>
<td>Public method to handle the toggle of a window.</td>
</tr>
</table>
<a NAME="WidgetArea.__init__" ID="WidgetArea.__init__"></a>
<h4>WidgetArea (Constructor)</h4>
<b>WidgetArea</b>(<i>parent=None</i>)
<p>
        Constructor
</p><dl>
<dt><i>parent</i></dt>
<dd>
parent widget (QWidget)
</dd>
</dl><a NAME="WidgetArea.__findWidget" ID="WidgetArea.__findWidget"></a>
<h4>WidgetArea.__findWidget</h4>
<b>__findWidget</b>(<i>uiFileName</i>)
<p>
        Private method to find a specific widget view.
</p><dl>
<dt><i>uiFileName</i></dt>
<dd>
filename of the loaded UI file (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
reference to the widget (WidgetView) or None
</dd>
</dl><a NAME="WidgetArea.__toggleWidget" ID="WidgetArea.__toggleWidget"></a>
<h4>WidgetArea.__toggleWidget</h4>
<b>__toggleWidget</b>(<i>w</i>)
<p>
        Private method to toggle a workspace window.
</p><dl>
<dt><i>w</i></dt>
<dd>
window to be toggled
</dd>
</dl><a NAME="WidgetArea.closeAllWidgets" ID="WidgetArea.closeAllWidgets"></a>
<h4>WidgetArea.closeAllWidgets</h4>
<b>closeAllWidgets</b>(<i></i>)
<p>
        Public slot to close all windows.
</p><a NAME="WidgetArea.closeWidget" ID="WidgetArea.closeWidget"></a>
<h4>WidgetArea.closeWidget</h4>
<b>closeWidget</b>(<i></i>)
<p>
        Public slot to close the active window.
</p><a NAME="WidgetArea.eventFilter" ID="WidgetArea.eventFilter"></a>
<h4>WidgetArea.eventFilter</h4>
<b>eventFilter</b>(<i>obj, ev</i>)
<p>
        Protected method called to filter an event.
</p><dl>
<dt><i>object</i></dt>
<dd>
object, that generated the event (QObject)
</dd><dt><i>event</i></dt>
<dd>
the event, that was generated by object (QEvent)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating if event was filtered out
</dd>
</dl><a NAME="WidgetArea.hasWidgets" ID="WidgetArea.hasWidgets"></a>
<h4>WidgetArea.hasWidgets</h4>
<b>hasWidgets</b>(<i></i>)
<p>
        Public method to check for loaded widgets.
</p><dl>
<dt>Returns:</dt>
<dd>
flag signaling if any widget was loaded (boolean)
</dd>
</dl><a NAME="WidgetArea.loadWidget" ID="WidgetArea.loadWidget"></a>
<h4>WidgetArea.loadWidget</h4>
<b>loadWidget</b>(<i>uiFileName</i>)
<p>
        Public slot to load a UI file.
</p><dl>
<dt><i>uiFileName</i></dt>
<dd>
name of the UI file to load (string)
</dd>
</dl><a NAME="WidgetArea.showWindowMenu" ID="WidgetArea.showWindowMenu"></a>
<h4>WidgetArea.showWindowMenu</h4>
<b>showWindowMenu</b>(<i>windowMenu</i>)
<p>
        Public method to set up the widgets part of the Window menu.
</p><dl>
<dt><i>windowMenu</i></dt>
<dd>
reference to the window menu
</dd>
</dl><a NAME="WidgetArea.toggleSelectedWidget" ID="WidgetArea.toggleSelectedWidget"></a>
<h4>WidgetArea.toggleSelectedWidget</h4>
<b>toggleSelectedWidget</b>(<i>act</i>)
<p>
        Public method to handle the toggle of a window.
</p><dl>
<dt><i>act</i></dt>
<dd>
reference to the action that triggered (QAction)
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr /><hr />
<a NAME="WidgetView" ID="WidgetView"></a>
<h2>WidgetView</h2>
<p>
    Class to show a dynamically loaded widget (or dialog).
</p>
<h3>Derived from</h3>
QWidget
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#WidgetView.__init__">WidgetView</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#WidgetView.__rebuildWidget">__rebuildWidget</a></td>
<td>Private method to schedule a rebuild of the widget.</td>
</tr><tr>
<td><a href="#WidgetView.buildWidget">buildWidget</a></td>
<td>Public slot to load a UI file.</td>
</tr><tr>
<td><a href="#WidgetView.isValid">isValid</a></td>
<td>Public method to return the validity of this widget view.</td>
</tr><tr>
<td><a href="#WidgetView.uiFileName">uiFileName</a></td>
<td>Public method to retrieve the name of the UI file.</td>
</tr>
</table>
<a NAME="WidgetView.__init__" ID="WidgetView.__init__"></a>
<h4>WidgetView (Constructor)</h4>
<b>WidgetView</b>(<i>uiFileName, parent=None, name=None</i>)
<p>
        Constructor
</p><dl>
<dt><i>uiFileName</i></dt>
<dd>
name of the UI file to load (string)
</dd><dt><i>parent</i></dt>
<dd>
parent widget (QWidget)
</dd><dt><i>name</i></dt>
<dd>
name of this widget (string)
</dd>
</dl><a NAME="WidgetView.__rebuildWidget" ID="WidgetView.__rebuildWidget"></a>
<h4>WidgetView.__rebuildWidget</h4>
<b>__rebuildWidget</b>(<i></i>)
<p>
        Private method to schedule a rebuild of the widget.
</p><a NAME="WidgetView.buildWidget" ID="WidgetView.buildWidget"></a>
<h4>WidgetView.buildWidget</h4>
<b>buildWidget</b>(<i></i>)
<p>
        Public slot to load a UI file.
</p><a NAME="WidgetView.isValid" ID="WidgetView.isValid"></a>
<h4>WidgetView.isValid</h4>
<b>isValid</b>(<i></i>)
<p>
        Public method to return the validity of this widget view.
</p><dl>
<dt>Returns:</dt>
<dd>
flag indicating the validity (boolean)
</dd>
</dl><a NAME="WidgetView.uiFileName" ID="WidgetView.uiFileName"></a>
<h4>WidgetView.uiFileName</h4>
<b>uiFileName</b>(<i></i>)
<p>
        Public method to retrieve the name of the UI file.
</p><dl>
<dt>Returns:</dt>
<dd>
filename of the loaded UI file (string)
</dd>
</dl>
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