eric: Documentation/Source/eric6.Snapshot.SnapWidget.html@a3809f75ca07

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<h1>eric6.Snapshot.SnapWidget</h1>
<p>
Module implementing the snapshot widget.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#SnapWidget">SnapWidget</a></td>
<td>Class implementing the snapshot widget.</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="SnapWidget" ID="SnapWidget"></a>
<h2>SnapWidget</h2>
<p>
    Class implementing the snapshot widget.
</p>
<h3>Derived from</h3>
QWidget, Ui_SnapWidget
<h3>Class Attributes</h3>
<table>
<tr><td>ModeEllipse</td></tr><tr><td>ModeFreehand</td></tr><tr><td>ModeFullscreen</td></tr><tr><td>ModeRectangle</td></tr><tr><td>ModeScreen</td></tr>
</table>
<h3>Class Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#SnapWidget.__init__">SnapWidget</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#SnapWidget.__autoIncFilename">__autoIncFilename</a></td>
<td>Private method to auto-increment the file name.</td>
</tr><tr>
<td><a href="#SnapWidget.__captured">__captured</a></td>
<td>Private slot to show a preview of the snapshot.</td>
</tr><tr>
<td><a href="#SnapWidget.__dragSnapshot">__dragSnapshot</a></td>
<td>Private slot handling the dragging of the preview picture.</td>
</tr><tr>
<td><a href="#SnapWidget.__grabEllipse">__grabEllipse</a></td>
<td>Private method to grab an elliptical screen region.</td>
</tr><tr>
<td><a href="#SnapWidget.__grabFreehand">__grabFreehand</a></td>
<td>Private method to grab a non-rectangular screen region.</td>
</tr><tr>
<td><a href="#SnapWidget.__grabRectangle">__grabRectangle</a></td>
<td>Private method to grab a rectangular screen region.</td>
</tr><tr>
<td><a href="#SnapWidget.__grabTimerTimeout">__grabTimerTimeout</a></td>
<td>Private slot to perform a delayed grab operation.</td>
</tr><tr>
<td><a href="#SnapWidget.__initFileFilters">__initFileFilters</a></td>
<td>Private method to define the supported image file filters.</td>
</tr><tr>
<td><a href="#SnapWidget.__initShortcuts">__initShortcuts</a></td>
<td>Private method to initialize the keyboard shortcuts.</td>
</tr><tr>
<td><a href="#SnapWidget.__performGrab">__performGrab</a></td>
<td>Private method to perform a screen grab other than a selected region.</td>
</tr><tr>
<td><a href="#SnapWidget.__quickSave">__quickSave</a></td>
<td>Private slot to save the snapshot bypassing the file selection dialog.</td>
</tr><tr>
<td><a href="#SnapWidget.__redisplay">__redisplay</a></td>
<td>Private method to redisplay the window.</td>
</tr><tr>
<td><a href="#SnapWidget.__saveImage">__saveImage</a></td>
<td>Private method to save the snapshot.</td>
</tr><tr>
<td><a href="#SnapWidget.__startUndelayedGrab">__startUndelayedGrab</a></td>
<td>Private slot to perform an undelayed grab operation.</td>
</tr><tr>
<td><a href="#SnapWidget.__updateCaption">__updateCaption</a></td>
<td>Private method to update the window caption.</td>
</tr><tr>
<td><a href="#SnapWidget.__updatePreview">__updatePreview</a></td>
<td>Private slot to update the preview picture.</td>
</tr><tr>
<td><a href="#SnapWidget.closeEvent">closeEvent</a></td>
<td>Protected method handling the close event.</td>
</tr><tr>
<td><a href="#SnapWidget.eventFilter">eventFilter</a></td>
<td>Public method to handle event for other objects.</td>
</tr><tr>
<td><a href="#SnapWidget.on_copyButton_clicked">on_copyButton_clicked</a></td>
<td>Private slot to copy the snapshot to the clipboard.</td>
</tr><tr>
<td><a href="#SnapWidget.on_copyPreviewButton_clicked">on_copyPreviewButton_clicked</a></td>
<td>Private slot to copy the snapshot preview to the clipboard.</td>
</tr><tr>
<td><a href="#SnapWidget.on_saveButton_clicked">on_saveButton_clicked</a></td>
<td>Private slot to save the snapshot.</td>
</tr><tr>
<td><a href="#SnapWidget.on_takeButton_clicked">on_takeButton_clicked</a></td>
<td>Private slot to take a snapshot.</td>
</tr><tr>
<td><a href="#SnapWidget.resizeEvent">resizeEvent</a></td>
<td>Protected method handling a resizing of the window.</td>
</tr>
</table>
<h3>Static Methods</h3>
<table>
<tr><td>None</td></tr>
</table>
<a NAME="SnapWidget.__init__" ID="SnapWidget.__init__"></a>
<h4>SnapWidget (Constructor)</h4>
<b>SnapWidget</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="SnapWidget.__autoIncFilename" ID="SnapWidget.__autoIncFilename"></a>
<h4>SnapWidget.__autoIncFilename</h4>
<b>__autoIncFilename</b>(<i></i>)
<p>
        Private method to auto-increment the file name.
</p><a NAME="SnapWidget.__captured" ID="SnapWidget.__captured"></a>
<h4>SnapWidget.__captured</h4>
<b>__captured</b>(<i>pixmap</i>)
<p>
        Private slot to show a preview of the snapshot.
</p><dl>
<dt><i>pixmap</i></dt>
<dd>
pixmap of the snapshot (QPixmap)
</dd>
</dl><a NAME="SnapWidget.__dragSnapshot" ID="SnapWidget.__dragSnapshot"></a>
<h4>SnapWidget.__dragSnapshot</h4>
<b>__dragSnapshot</b>(<i></i>)
<p>
        Private slot handling the dragging of the preview picture.
</p><a NAME="SnapWidget.__grabEllipse" ID="SnapWidget.__grabEllipse"></a>
<h4>SnapWidget.__grabEllipse</h4>
<b>__grabEllipse</b>(<i></i>)
<p>
        Private method to grab an elliptical screen region.
</p><a NAME="SnapWidget.__grabFreehand" ID="SnapWidget.__grabFreehand"></a>
<h4>SnapWidget.__grabFreehand</h4>
<b>__grabFreehand</b>(<i></i>)
<p>
        Private method to grab a non-rectangular screen region.
</p><a NAME="SnapWidget.__grabRectangle" ID="SnapWidget.__grabRectangle"></a>
<h4>SnapWidget.__grabRectangle</h4>
<b>__grabRectangle</b>(<i></i>)
<p>
        Private method to grab a rectangular screen region.
</p><a NAME="SnapWidget.__grabTimerTimeout" ID="SnapWidget.__grabTimerTimeout"></a>
<h4>SnapWidget.__grabTimerTimeout</h4>
<b>__grabTimerTimeout</b>(<i></i>)
<p>
        Private slot to perform a delayed grab operation.
</p><a NAME="SnapWidget.__initFileFilters" ID="SnapWidget.__initFileFilters"></a>
<h4>SnapWidget.__initFileFilters</h4>
<b>__initFileFilters</b>(<i></i>)
<p>
        Private method to define the supported image file filters.
</p><a NAME="SnapWidget.__initShortcuts" ID="SnapWidget.__initShortcuts"></a>
<h4>SnapWidget.__initShortcuts</h4>
<b>__initShortcuts</b>(<i></i>)
<p>
        Private method to initialize the keyboard shortcuts.
</p><a NAME="SnapWidget.__performGrab" ID="SnapWidget.__performGrab"></a>
<h4>SnapWidget.__performGrab</h4>
<b>__performGrab</b>(<i></i>)
<p>
        Private method to perform a screen grab other than a selected region.
</p><a NAME="SnapWidget.__quickSave" ID="SnapWidget.__quickSave"></a>
<h4>SnapWidget.__quickSave</h4>
<b>__quickSave</b>(<i></i>)
<p>
        Private slot to save the snapshot bypassing the file selection dialog.
</p><a NAME="SnapWidget.__redisplay" ID="SnapWidget.__redisplay"></a>
<h4>SnapWidget.__redisplay</h4>
<b>__redisplay</b>(<i></i>)
<p>
        Private method to redisplay the window.
</p><a NAME="SnapWidget.__saveImage" ID="SnapWidget.__saveImage"></a>
<h4>SnapWidget.__saveImage</h4>
<b>__saveImage</b>(<i>fileName</i>)
<p>
        Private method to save the snapshot.
</p><dl>
<dt><i>fileName</i></dt>
<dd>
name of the file to save to (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating success (boolean)
</dd>
</dl><a NAME="SnapWidget.__startUndelayedGrab" ID="SnapWidget.__startUndelayedGrab"></a>
<h4>SnapWidget.__startUndelayedGrab</h4>
<b>__startUndelayedGrab</b>(<i></i>)
<p>
        Private slot to perform an undelayed grab operation.
</p><a NAME="SnapWidget.__updateCaption" ID="SnapWidget.__updateCaption"></a>
<h4>SnapWidget.__updateCaption</h4>
<b>__updateCaption</b>(<i></i>)
<p>
        Private method to update the window caption.
</p><a NAME="SnapWidget.__updatePreview" ID="SnapWidget.__updatePreview"></a>
<h4>SnapWidget.__updatePreview</h4>
<b>__updatePreview</b>(<i></i>)
<p>
        Private slot to update the preview picture.
</p><a NAME="SnapWidget.closeEvent" ID="SnapWidget.closeEvent"></a>
<h4>SnapWidget.closeEvent</h4>
<b>closeEvent</b>(<i>evt</i>)
<p>
        Protected method handling the close event.
</p><dl>
<dt><i>evt</i></dt>
<dd>
close event (QCloseEvent)
</dd>
</dl><a NAME="SnapWidget.eventFilter" ID="SnapWidget.eventFilter"></a>
<h4>SnapWidget.eventFilter</h4>
<b>eventFilter</b>(<i>obj, evt</i>)
<p>
        Public method to handle event for other objects.
</p><dl>
<dt><i>obj</i></dt>
<dd>
reference to the object (QObject)
</dd><dt><i>evt</i></dt>
<dd>
reference to the event (QEvent)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating that the event should be filtered out (boolean)
</dd>
</dl><a NAME="SnapWidget.on_copyButton_clicked" ID="SnapWidget.on_copyButton_clicked"></a>
<h4>SnapWidget.on_copyButton_clicked</h4>
<b>on_copyButton_clicked</b>(<i></i>)
<p>
        Private slot to copy the snapshot to the clipboard.
</p><a NAME="SnapWidget.on_copyPreviewButton_clicked" ID="SnapWidget.on_copyPreviewButton_clicked"></a>
<h4>SnapWidget.on_copyPreviewButton_clicked</h4>
<b>on_copyPreviewButton_clicked</b>(<i></i>)
<p>
        Private slot to copy the snapshot preview to the clipboard.
</p><a NAME="SnapWidget.on_saveButton_clicked" ID="SnapWidget.on_saveButton_clicked"></a>
<h4>SnapWidget.on_saveButton_clicked</h4>
<b>on_saveButton_clicked</b>(<i></i>)
<p>
        Private slot to save the snapshot.
</p><a NAME="SnapWidget.on_takeButton_clicked" ID="SnapWidget.on_takeButton_clicked"></a>
<h4>SnapWidget.on_takeButton_clicked</h4>
<b>on_takeButton_clicked</b>(<i></i>)
<p>
        Private slot to take a snapshot.
</p><a NAME="SnapWidget.resizeEvent" ID="SnapWidget.resizeEvent"></a>
<h4>SnapWidget.resizeEvent</h4>
<b>resizeEvent</b>(<i>evt</i>)
<p>
        Protected method handling a resizing of the window.
</p><dl>
<dt><i>evt</i></dt>
<dd>
resize event (QResizeEvent)
</dd>
</dl>
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