Documentation/Source/eric5.UI.Browser.html

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<h1>eric5.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><h4>Signals</h4>
<dl>
<dt>designerFile(string)</dt>
<dd>
emitted to open a Qt-Designer file
</dd><dt>linguistFile(string)</dt>
<dd>
emitted to open a Qt-Linguist (*.ts) file
</dd><dt>multiProjectFile(string)</dt>
<dd>
emitted to open an eric4/5 multi project file
</dd><dt>pixmapEditFile(string)</dt>
<dd>
emitted to edit a pixmap file
</dd><dt>pixmapFile(string)</dt>
<dd>
emitted to open a pixmap file
</dd><dt>projectFile(string)</dt>
<dd>
emitted to open an eric4/5 project file
</dd><dt>sourceFile(string, int, string)</dt>
<dd>
emitted to open a Python file at a line
</dd><dt>svgFile(string)</dt>
<dd>
emitted to open a SVG file
</dd><dt>trpreview(string list)</dt>
<dd>
emitted to preview a Qt-Linguist (*.qm) file
</dd><dt>unittestOpen(string)</dt>
<dd>
emitted to open a Python file for a unittest
</dd>
</dl>
<h3>Derived from</h3>
QTreeView
<h3>Class Attributes</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.__configure">__configure</a></td>
<td>Private method to open the configuration dialog.</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.__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.__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._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._editPixmap">_editPixmap</a></td>
<td>Protected slot to handle the open in icon editor popup menu entry.</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._openItem">_openItem</a></td>
<td>Protected slot to handle the open 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.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.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.handleUnittest">handleUnittest</a></td>
<td>Public slot to handle the unittest popup menu entry.</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>
<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></dt>
<dd>
parent widget (QWidget)
</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.__configure" ID="Browser.__configure"></a>
<h4>Browser.__configure</h4>
<b>__configure</b>(<i></i>)
<p>
        Private method to open the configuration dialog.
</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.__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.__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._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></dt>
<dd>
the position of the mouse pointer (QPoint)
</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._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._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._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._resizeColumns" ID="Browser._resizeColumns"></a>
<h4>Browser._resizeColumns</h4>
<b>_resizeColumns</b>(<i>index</i>)
<p>
        Protected slot to resize the view when items get expanded or collapsed.
</p><dl>
<dt><i>index</i></dt>
<dd>
index of item (QModelIndex)
</dd>
</dl><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.getSelectedItems" ID="Browser.getSelectedItems"></a>
<h4>Browser.getSelectedItems</h4>
<b>getSelectedItems</b>(<i>filter=None</i>)
<p>
        Public method to get the selected items.
</p><dl>
<dt><i>filter</i></dt>
<dd>
list of classes to check against
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
list of selected items (list of BroweserItem)
</dd>
</dl><a NAME="Browser.getSelectedItemsCount" ID="Browser.getSelectedItemsCount"></a>
<h4>Browser.getSelectedItemsCount</h4>
<b>getSelectedItemsCount</b>(<i>filter=None</i>)
<p>
        Public method to get the count of items selected.
</p><dl>
<dt><i>filter</i></dt>
<dd>
list of classes to check against
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
count of items selected (integer)
</dd>
</dl><a NAME="Browser.getSelectedItemsCountCategorized" ID="Browser.getSelectedItemsCountCategorized"></a>
<h4>Browser.getSelectedItemsCountCategorized</h4>
<b>getSelectedItemsCountCategorized</b>(<i>filter=None</i>)
<p>
        Public method to get a categorized count of selected items.
</p><dl>
<dt><i>filter</i></dt>
<dd>
list of classes to check against
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
a dictionary containing the counts of items belonging
            to the individual filter classes. The keys of the dictionary
            are the unicode representation of the classes given in the
            filter (i.e. unicode(filterClass)). The dictionary contains
            an additional entry with key "sum", that stores the sum of
            all selected entries fulfilling the filter criteria.
</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><a NAME="Browser.handleUnittest" ID="Browser.handleUnittest"></a>
<h4>Browser.handleUnittest</h4>
<b>handleUnittest</b>(<i></i>)
<p>
        Public slot to handle the unittest popup menu entry.
</p><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></dt>
<dd>
the mouse event (QMouseEvent)
</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, filter=None</i>)
<p>
        Public method to check type of an item.
</p><dl>
<dt><i>itm</i></dt>
<dd>
the item to check (BrowserItem)
</dd><dt><i>filter</i></dt>
<dd>
list of classes to check against
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating item is a valid type (boolean)
</dd>
</dl>
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