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

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<h1>eric7.UI.Browser</h1>
<p>
Module implementing a browser with class browsing capabilities.
</p>

<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>

<h3>Classes</h3>
<table>
<tr>
<td><a href="#Browser">Browser</a></td>
<td>Class used to display a file system tree.</td>
</tr>
</table>

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

<hr />
<hr />
<a NAME="Browser" ID="Browser"></a>
<h2>Browser</h2>
<p>
    Class used to display a file system tree.
</p>
<p>
    Via the context menu that
    is displayed by a right click the user can select various actions on
    the selected file.
</p>

<h3>Signals</h3>
<dl>

<dt>binaryFile(filename)</dt>
<dd>
emitted to open a file as binary (str)
</dd>
<dt>designerFile(filename)</dt>
<dd>
emitted to open a Qt-Designer file (str)
</dd>
<dt>linguistFile(filename)</dt>
<dd>
emitted to open a Qt-Linguist (*.ts)
        file (str)
</dd>
<dt>multiProjectFile(filename)</dt>
<dd>
emitted to open an eric multi project
        file (str)
</dd>
<dt>pdfFile(filename)</dt>
<dd>
emitted to open a PDF file (str)
</dd>
<dt>pixmapEditFile(filename)</dt>
<dd>
emitted to edit a pixmap file (str)
</dd>
<dt>pixmapFile(filename)</dt>
<dd>
emitted to open a pixmap file (str)
</dd>
<dt>projectFile(filename)</dt>
<dd>
emitted to open an eric project file (str)
</dd>
<dt>sourceFile(filename)</dt>
<dd>
emitted to open a Python file at the first line (str)
</dd>
<dt>sourceFile(filename, lineno)</dt>
<dd>
emitted to open a Python file at a
        line (str, int)
</dd>
<dt>sourceFile(filename, lineno, type)</dt>
<dd>
emitted to open a Python file
        at a line giving an explicit file type (str, int, str)
</dd>
<dt>sourceFile(filename, linenos)</dt>
<dd>
emitted to open a Python file giving
        a list of lines(str, list)
</dd>
<dt>svgFile(filename)</dt>
<dd>
emitted to open a SVG file (str)
</dd>
<dt>testFile(filename)</dt>
<dd>
emitted to open a Python file for a
        unit test (str)
</dd>
<dt>trpreview(filenames)</dt>
<dd>
emitted to preview Qt-Linguist (*.qm)
        files (list of str)
</dd>
<dt>trpreview(filenames, ignore)</dt>
<dd>
emitted to preview Qt-Linguist (*.qm)
        files indicating whether non-existent files shall be ignored
        (list of str, bool)
</dd>
<dt>umlFile(filename)</dt>
<dd>
emitted to open an eric UML file (str)
</dd>
</dl>
<h3>Derived from</h3>
QTreeView
<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="#Browser.__init__">Browser</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#Browser.__addAsToplevelDir">__addAsToplevelDir</a></td>
<td>Private slot to handle the Add as toplevel directory popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser.__createPopupMenus">__createPopupMenus</a></td>
<td>Private method to generate the various popup menus.</td>
</tr>
<tr>
<td><a href="#Browser.__deleteDirectory">__deleteDirectory</a></td>
<td>Private method to delete a directory.</td>
</tr>
<tr>
<td><a href="#Browser.__deleteFile">__deleteFile</a></td>
<td>Private method to delete a file.</td>
</tr>
<tr>
<td><a href="#Browser.__deleteMultiple">__deleteMultiple</a></td>
<td>Private slot to delete multiple directories and files.</td>
</tr>
<tr>
<td><a href="#Browser.__findInDirectory">__findInDirectory</a></td>
<td>Private slot to handle the Find in directory popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser.__newToplevelDir">__newToplevelDir</a></td>
<td>Private slot to handle the New toplevel directory popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser.__refreshDirectory">__refreshDirectory</a></td>
<td>Private slot to refresh a directory entry.</td>
</tr>
<tr>
<td><a href="#Browser.__refreshSource">__refreshSource</a></td>
<td>Private slot to refresh the structure of a source file.</td>
</tr>
<tr>
<td><a href="#Browser.__removeToplevel">__removeToplevel</a></td>
<td>Private slot to handle the Remove from toplevel popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser.__replaceInDirectory">__replaceInDirectory</a></td>
<td>Private slot to handle the Find&Replace in directory popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser.__showMimeType">__showMimeType</a></td>
<td>Private slot to show the mime type of the selected entry.</td>
</tr>
<tr>
<td><a href="#Browser._contextMenuRequested">_contextMenuRequested</a></td>
<td>Protected slot to show the context menu of the listview.</td>
</tr>
<tr>
<td><a href="#Browser._copyToClipboard">_copyToClipboard</a></td>
<td>Protected method to copy the text shown for an entry to the clipboard.</td>
</tr>
<tr>
<td><a href="#Browser._deleteFileOrDirectory">_deleteFileOrDirectory</a></td>
<td>Protected slot to delete a directory or file.</td>
</tr>
<tr>
<td><a href="#Browser._editPixmap">_editPixmap</a></td>
<td>Protected slot to handle the open in icon editor popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser._gotoAttribute">_gotoAttribute</a></td>
<td>Protected slot to handle the selection of the goto menu.</td>
</tr>
<tr>
<td><a href="#Browser._init">_init</a></td>
<td>Protected method to perform initialization tasks common to this base class and all derived classes.</td>
</tr>
<tr>
<td><a href="#Browser._keyboardSearchType">_keyboardSearchType</a></td>
<td>Protected method to check, if the item is of the correct type.</td>
</tr>
<tr>
<td><a href="#Browser._newDirectory">_newDirectory</a></td>
<td>Protected slot to create a new directory.</td>
</tr>
<tr>
<td><a href="#Browser._newFile">_newFile</a></td>
<td>Protected slot to create a new file.</td>
</tr>
<tr>
<td><a href="#Browser._openFileInEditor">_openFileInEditor</a></td>
<td>Protected slot to handle the Open in Editor menu action.</td>
</tr>
<tr>
<td><a href="#Browser._openHexEditor">_openHexEditor</a></td>
<td>Protected slot to handle the open in hex editor popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser._openItem">_openItem</a></td>
<td>Protected slot to handle the open popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser._openPdfViewer">_openPdfViewer</a></td>
<td>Protected slot to handle the open in PDF viewer popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser._resizeColumns">_resizeColumns</a></td>
<td>Protected slot to resize the view when items get expanded or collapsed.</td>
</tr>
<tr>
<td><a href="#Browser._resort">_resort</a></td>
<td>Protected slot to resort the tree.</td>
</tr>
<tr>
<td><a href="#Browser._showGotoMenu">_showGotoMenu</a></td>
<td>Protected slot to prepare the goto submenu of the attribute menu.</td>
</tr>
<tr>
<td><a href="#Browser._showHidden">_showHidden</a></td>
<td>Protected slot to show or hide hidden files.</td>
</tr>
<tr>
<td><a href="#Browser._showInFileManager">_showInFileManager</a></td>
<td>Protected method to show the selected items path in a file manager application.</td>
</tr>
<tr>
<td><a href="#Browser.getSelectedItems">getSelectedItems</a></td>
<td>Public method to get the selected items.</td>
</tr>
<tr>
<td><a href="#Browser.getSelectedItemsCount">getSelectedItemsCount</a></td>
<td>Public method to get the count of items selected.</td>
</tr>
<tr>
<td><a href="#Browser.getSelectedItemsCountCategorized">getSelectedItemsCountCategorized</a></td>
<td>Public method to get a categorized count of selected items.</td>
</tr>
<tr>
<td><a href="#Browser.handleInterpreterChanged">handleInterpreterChanged</a></td>
<td>Public slot to handle a change of the debug client's interpreter.</td>
</tr>
<tr>
<td><a href="#Browser.handlePreferencesChanged">handlePreferencesChanged</a></td>
<td>Public slot used to handle the preferencesChanged signal.</td>
</tr>
<tr>
<td><a href="#Browser.handleProgramChange">handleProgramChange</a></td>
<td>Public slot to handle the programChange signal.</td>
</tr>
<tr>
<td><a href="#Browser.handleTesting">handleTesting</a></td>
<td>Public slot to handle the testing popup menu entry.</td>
</tr>
<tr>
<td><a href="#Browser.keyboardSearch">keyboardSearch</a></td>
<td>Public function to search the tree via the keyboard.</td>
</tr>
<tr>
<td><a href="#Browser.layoutDisplay">layoutDisplay</a></td>
<td>Public slot to perform a layout operation.</td>
</tr>
<tr>
<td><a href="#Browser.mouseDoubleClickEvent">mouseDoubleClickEvent</a></td>
<td>Protected method of QAbstractItemView.</td>
</tr>
<tr>
<td><a href="#Browser.saveToplevelDirs">saveToplevelDirs</a></td>
<td>Public slot to save the toplevel directories.</td>
</tr>
<tr>
<td><a href="#Browser.wantedItem">wantedItem</a></td>
<td>Public method to check type of an item.</td>
</tr>
</table>

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


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

<dl>

<dt><i>parent</i> (QWidget)</dt>
<dd>
parent widget
</dd>
</dl>
<a NAME="Browser.__addAsToplevelDir" ID="Browser.__addAsToplevelDir"></a>
<h4>Browser.__addAsToplevelDir</h4>
<b>__addAsToplevelDir</b>(<i></i>)
<p>
        Private slot to handle the Add as toplevel directory popup menu entry.
</p>

<a NAME="Browser.__createPopupMenus" ID="Browser.__createPopupMenus"></a>
<h4>Browser.__createPopupMenus</h4>
<b>__createPopupMenus</b>(<i></i>)
<p>
        Private method to generate the various popup menus.
</p>

<a NAME="Browser.__deleteDirectory" ID="Browser.__deleteDirectory"></a>
<h4>Browser.__deleteDirectory</h4>
<b>__deleteDirectory</b>(<i>dn</i>)
<p>
        Private method to delete a directory.
</p>

<dl>

<dt><i>dn</i> (str)</dt>
<dd>
directory name to be removed from the project
</dd>
</dl>
<a NAME="Browser.__deleteFile" ID="Browser.__deleteFile"></a>
<h4>Browser.__deleteFile</h4>
<b>__deleteFile</b>(<i>fn</i>)
<p>
        Private method to delete a file.
</p>

<dl>

<dt><i>fn</i> (str)</dt>
<dd>
filename to be deleted
</dd>
</dl>
<a NAME="Browser.__deleteMultiple" ID="Browser.__deleteMultiple"></a>
<h4>Browser.__deleteMultiple</h4>
<b>__deleteMultiple</b>(<i></i>)
<p>
        Private slot to delete multiple directories and files.
</p>
<p>
        Note: The context menu for multi selection is only shown for file
        items.
</p>

<a NAME="Browser.__findInDirectory" ID="Browser.__findInDirectory"></a>
<h4>Browser.__findInDirectory</h4>
<b>__findInDirectory</b>(<i></i>)
<p>
        Private slot to handle the Find in directory popup menu entry.
</p>

<a NAME="Browser.__newToplevelDir" ID="Browser.__newToplevelDir"></a>
<h4>Browser.__newToplevelDir</h4>
<b>__newToplevelDir</b>(<i></i>)
<p>
        Private slot to handle the New toplevel directory popup menu entry.
</p>

<a NAME="Browser.__refreshDirectory" ID="Browser.__refreshDirectory"></a>
<h4>Browser.__refreshDirectory</h4>
<b>__refreshDirectory</b>(<i></i>)
<p>
        Private slot to refresh a directory entry.
</p>

<a NAME="Browser.__refreshSource" ID="Browser.__refreshSource"></a>
<h4>Browser.__refreshSource</h4>
<b>__refreshSource</b>(<i></i>)
<p>
        Private slot to refresh the structure of a source file.
</p>

<a NAME="Browser.__removeToplevel" ID="Browser.__removeToplevel"></a>
<h4>Browser.__removeToplevel</h4>
<b>__removeToplevel</b>(<i></i>)
<p>
        Private slot to handle the Remove from toplevel popup menu entry.
</p>

<a NAME="Browser.__replaceInDirectory" ID="Browser.__replaceInDirectory"></a>
<h4>Browser.__replaceInDirectory</h4>
<b>__replaceInDirectory</b>(<i></i>)
<p>
        Private slot to handle the Find&Replace in directory popup menu entry.
</p>

<a NAME="Browser.__showMimeType" ID="Browser.__showMimeType"></a>
<h4>Browser.__showMimeType</h4>
<b>__showMimeType</b>(<i></i>)
<p>
        Private slot to show the mime type of the selected entry.
</p>

<a NAME="Browser._contextMenuRequested" ID="Browser._contextMenuRequested"></a>
<h4>Browser._contextMenuRequested</h4>
<b>_contextMenuRequested</b>(<i>coord</i>)
<p>
        Protected slot to show the context menu of the listview.
</p>

<dl>

<dt><i>coord</i> (QPoint)</dt>
<dd>
the position of the mouse pointer
</dd>
</dl>
<a NAME="Browser._copyToClipboard" ID="Browser._copyToClipboard"></a>
<h4>Browser._copyToClipboard</h4>
<b>_copyToClipboard</b>(<i></i>)
<p>
        Protected method to copy the text shown for an entry to the clipboard.
</p>

<a NAME="Browser._deleteFileOrDirectory" ID="Browser._deleteFileOrDirectory"></a>
<h4>Browser._deleteFileOrDirectory</h4>
<b>_deleteFileOrDirectory</b>(<i></i>)
<p>
        Protected slot to delete a directory or file.
</p>

<a NAME="Browser._editPixmap" ID="Browser._editPixmap"></a>
<h4>Browser._editPixmap</h4>
<b>_editPixmap</b>(<i></i>)
<p>
        Protected slot to handle the open in icon editor popup menu entry.
</p>

<a NAME="Browser._gotoAttribute" ID="Browser._gotoAttribute"></a>
<h4>Browser._gotoAttribute</h4>
<b>_gotoAttribute</b>(<i>act</i>)
<p>
        Protected slot to handle the selection of the goto menu.
</p>

<dl>

<dt><i>act</i> (EricAction)</dt>
<dd>
reference to the action
</dd>
</dl>
<a NAME="Browser._init" ID="Browser._init"></a>
<h4>Browser._init</h4>
<b>_init</b>(<i></i>)
<p>
        Protected method to perform initialization tasks common to this
        base class and all derived classes.
</p>

<a NAME="Browser._keyboardSearchType" ID="Browser._keyboardSearchType"></a>
<h4>Browser._keyboardSearchType</h4>
<b>_keyboardSearchType</b>(<i>item</i>)
<p>
        Protected method to check, if the item is of the correct type.
</p>

<dl>

<dt><i>item</i> (BrowserItem)</dt>
<dd>
reference to the item
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating a correct type
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="Browser._newDirectory" ID="Browser._newDirectory"></a>
<h4>Browser._newDirectory</h4>
<b>_newDirectory</b>(<i></i>)
<p>
        Protected slot to create a new directory.
</p>

<a NAME="Browser._newFile" ID="Browser._newFile"></a>
<h4>Browser._newFile</h4>
<b>_newFile</b>(<i></i>)
<p>
        Protected slot to create a new file.
</p>

<a NAME="Browser._openFileInEditor" ID="Browser._openFileInEditor"></a>
<h4>Browser._openFileInEditor</h4>
<b>_openFileInEditor</b>(<i></i>)
<p>
        Protected slot to handle the Open in Editor menu action.
</p>

<a NAME="Browser._openHexEditor" ID="Browser._openHexEditor"></a>
<h4>Browser._openHexEditor</h4>
<b>_openHexEditor</b>(<i></i>)
<p>
        Protected slot to handle the open in hex editor popup menu entry.
</p>

<a NAME="Browser._openItem" ID="Browser._openItem"></a>
<h4>Browser._openItem</h4>
<b>_openItem</b>(<i></i>)
<p>
        Protected slot to handle the open popup menu entry.
</p>

<a NAME="Browser._openPdfViewer" ID="Browser._openPdfViewer"></a>
<h4>Browser._openPdfViewer</h4>
<b>_openPdfViewer</b>(<i></i>)
<p>
        Protected slot to handle the open in PDF viewer popup menu entry.
</p>

<a NAME="Browser._resizeColumns" ID="Browser._resizeColumns"></a>
<h4>Browser._resizeColumns</h4>
<b>_resizeColumns</b>(<i></i>)
<p>
        Protected slot to resize the view when items get expanded or collapsed.
</p>

<a NAME="Browser._resort" ID="Browser._resort"></a>
<h4>Browser._resort</h4>
<b>_resort</b>(<i></i>)
<p>
        Protected slot to resort the tree.
</p>

<a NAME="Browser._showGotoMenu" ID="Browser._showGotoMenu"></a>
<h4>Browser._showGotoMenu</h4>
<b>_showGotoMenu</b>(<i></i>)
<p>
        Protected slot to prepare the goto submenu of the attribute menu.
</p>

<a NAME="Browser._showHidden" ID="Browser._showHidden"></a>
<h4>Browser._showHidden</h4>
<b>_showHidden</b>(<i>checked</i>)
<p>
        Protected slot to show or hide hidden files.
</p>

<dl>

<dt><i>checked</i> (bool)</dt>
<dd>
flag indicating the state of the action
</dd>
</dl>
<a NAME="Browser._showInFileManager" ID="Browser._showInFileManager"></a>
<h4>Browser._showInFileManager</h4>
<b>_showInFileManager</b>(<i></i>)
<p>
        Protected method to show the selected items path in a file manager application.
</p>

<a NAME="Browser.getSelectedItems" ID="Browser.getSelectedItems"></a>
<h4>Browser.getSelectedItems</h4>
<b>getSelectedItems</b>(<i>filterList=None</i>)
<p>
        Public method to get the selected items.
</p>

<dl>

<dt><i>filterList</i> (list of Class)</dt>
<dd>
list of classes to check against
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
list of selected items
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of BrowserItem
</dd>
</dl>
<a NAME="Browser.getSelectedItemsCount" ID="Browser.getSelectedItemsCount"></a>
<h4>Browser.getSelectedItemsCount</h4>
<b>getSelectedItemsCount</b>(<i>filterList=None</i>)
<p>
        Public method to get the count of items selected.
</p>

<dl>

<dt><i>filterList</i> (list of Class)</dt>
<dd>
list of classes to check against
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
count of items selected
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
int
</dd>
</dl>
<a NAME="Browser.getSelectedItemsCountCategorized" ID="Browser.getSelectedItemsCountCategorized"></a>
<h4>Browser.getSelectedItemsCountCategorized</h4>
<b>getSelectedItemsCountCategorized</b>(<i>filterList=None</i>)
<p>
        Public method to get a categorized count of selected items.
</p>

<dl>

<dt><i>filterList</i> (list of Class)</dt>
<dd>
list of classes to check against
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
a dictionary containing the counts of items belonging
            to the individual filter classes. The keys of the dictionary
            are the string representation of the classes given in the
            filter (i.e. str(filterClass)). The dictionary contains
            an additional entry with key "sum", that stores the sum of
            all selected entries fulfilling the filter criteria.
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
dict
</dd>
</dl>
<a NAME="Browser.handleInterpreterChanged" ID="Browser.handleInterpreterChanged"></a>
<h4>Browser.handleInterpreterChanged</h4>
<b>handleInterpreterChanged</b>(<i>interpreter</i>)
<p>
        Public slot to handle a change of the debug client's interpreter.
</p>

<dl>

<dt><i>interpreter</i> (str)</dt>
<dd>
interpreter of the debug client
</dd>
</dl>
<a NAME="Browser.handlePreferencesChanged" ID="Browser.handlePreferencesChanged"></a>
<h4>Browser.handlePreferencesChanged</h4>
<b>handlePreferencesChanged</b>(<i></i>)
<p>
        Public slot used to handle the preferencesChanged signal.
</p>

<a NAME="Browser.handleProgramChange" ID="Browser.handleProgramChange"></a>
<h4>Browser.handleProgramChange</h4>
<b>handleProgramChange</b>(<i>fn</i>)
<p>
        Public slot to handle the programChange signal.
</p>

<dl>

<dt><i>fn</i> (str)</dt>
<dd>
file name
</dd>
</dl>
<a NAME="Browser.handleTesting" ID="Browser.handleTesting"></a>
<h4>Browser.handleTesting</h4>
<b>handleTesting</b>(<i></i>)
<p>
        Public slot to handle the testing popup menu entry.
</p>

<a NAME="Browser.keyboardSearch" ID="Browser.keyboardSearch"></a>
<h4>Browser.keyboardSearch</h4>
<b>keyboardSearch</b>(<i>search</i>)
<p>
        Public function to search the tree via the keyboard.
</p>

<dl>

<dt><i>search</i> (str)</dt>
<dd>
the character entered via the keyboard
</dd>
</dl>
<a NAME="Browser.layoutDisplay" ID="Browser.layoutDisplay"></a>
<h4>Browser.layoutDisplay</h4>
<b>layoutDisplay</b>(<i></i>)
<p>
        Public slot to perform a layout operation.
</p>

<a NAME="Browser.mouseDoubleClickEvent" ID="Browser.mouseDoubleClickEvent"></a>
<h4>Browser.mouseDoubleClickEvent</h4>
<b>mouseDoubleClickEvent</b>(<i>mouseEvent</i>)
<p>
        Protected method of QAbstractItemView.
</p>
<p>
        Reimplemented to disable expanding/collapsing of items when
        double-clicking. Instead the double-clicked entry is opened.
</p>

<dl>

<dt><i>mouseEvent</i> (QMouseEvent)</dt>
<dd>
the mouse event
</dd>
</dl>
<a NAME="Browser.saveToplevelDirs" ID="Browser.saveToplevelDirs"></a>
<h4>Browser.saveToplevelDirs</h4>
<b>saveToplevelDirs</b>(<i></i>)
<p>
        Public slot to save the toplevel directories.
</p>

<a NAME="Browser.wantedItem" ID="Browser.wantedItem"></a>
<h4>Browser.wantedItem</h4>
<b>wantedItem</b>(<i>itm, filterList=None</i>)
<p>
        Public method to check type of an item.
</p>

<dl>

<dt><i>itm</i> (BrowserItem)</dt>
<dd>
the item to check
</dd>
<dt><i>filterList</i> (list of Class)</dt>
<dd>
list of classes to check against
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating item is a valid type
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
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