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src/eric7/Documentation/Source/eric7.HexEdit.HexEditUndoStack.html@c48c615c04a3

src/eric7/Documentation/Source/eric7.HexEdit.HexEditUndoStack.html

Sat, 26 Apr 2025 12:34:32 +0200

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 26 Apr 2025 12:34:32 +0200
branch
eric7
changeset 11240
c48c615c04a3
parent 10479
856476537696
permissions
-rw-r--r--

MicroPython
- Added a configuration option to disable the support for the no longer produced Pimoroni Pico Wireless Pack.

<!DOCTYPE html>
<html><head>
<title>eric7.HexEdit.HexEditUndoStack</title>
<meta charset="UTF-8">
<link rel="stylesheet" href="styles.css">
</head>
<body>
<a NAME="top" ID="top"></a>
<h1>eric7.HexEdit.HexEditUndoStack</h1>
<p>
Module implementing the Undo stack for the hex edit widget.
</p>

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

<h3>Classes</h3>
<table>
<tr>
<td><a href="#HexEditCommand">HexEditCommand</a></td>
<td>Class implementing the edit commands.</td>
</tr>
<tr>
<td><a href="#HexEditUndoCommand">HexEditUndoCommand</a></td>
<td>Class implementing the Undo command.</td>
</tr>
<tr>
<td><a href="#HexEditUndoStack">HexEditUndoStack</a></td>
<td>Class implementing an Undo stack for the hex edit widget.</td>
</tr>
</table>

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

<hr />
<hr />
<a NAME="HexEditCommand" ID="HexEditCommand"></a>
<h2>HexEditCommand</h2>
<p>
    Class implementing the edit commands.
</p>

<h3>Derived from</h3>
enum.Enum
<h3>Class Attributes</h3>
<table>
<tr><td>INSERT</td></tr>
<tr><td>OVERWRITE</td></tr>
<tr><td>REMOVEAT</td></tr>
</table>

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

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

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


<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="HexEditUndoCommand" ID="HexEditUndoCommand"></a>
<h2>HexEditUndoCommand</h2>
<p>
    Class implementing the Undo command.
</p>

<h3>Derived from</h3>
QUndoCommand
<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="#HexEditUndoCommand.__init__">HexEditUndoCommand</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#HexEditUndoCommand.id">id</a></td>
<td>Public method to get the ID of this undo command class.</td>
</tr>
<tr>
<td><a href="#HexEditUndoCommand.mergeWith">mergeWith</a></td>
<td>Public method to merge this command with another one.</td>
</tr>
<tr>
<td><a href="#HexEditUndoCommand.redo">redo</a></td>
<td>Public method to redo the command.</td>
</tr>
<tr>
<td><a href="#HexEditUndoCommand.undo">undo</a></td>
<td>Public method to undo the command.</td>
</tr>
</table>

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


<a NAME="HexEditUndoCommand.__init__" ID="HexEditUndoCommand.__init__"></a>
<h4>HexEditUndoCommand (Constructor)</h4>
<b>HexEditUndoCommand</b>(<i>chunks, cmd, pos, newByte, parent=None</i>)
<p>
        Constructor
</p>

<dl>

<dt><i>chunks</i> (HexEditChunks)</dt>
<dd>
reference to the data container
</dd>
<dt><i>cmd</i> (HexEditCommand)</dt>
<dd>
edit command
</dd>
<dt><i>pos</i> (int)</dt>
<dd>
edit position
</dd>
<dt><i>newByte</i> (int (range 0 to 255))</dt>
<dd>
new byte value
</dd>
<dt><i>parent</i> (QUndoCommand)</dt>
<dd>
reference to the parent command
</dd>
</dl>
<a NAME="HexEditUndoCommand.id" ID="HexEditUndoCommand.id"></a>
<h4>HexEditUndoCommand.id</h4>
<b>id</b>(<i></i>)
<p>
        Public method to get the ID of this undo command class.
</p>

<dl>
<dt>Return:</dt>
<dd>
ID of the undo command class
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
int
</dd>
</dl>
<a NAME="HexEditUndoCommand.mergeWith" ID="HexEditUndoCommand.mergeWith"></a>
<h4>HexEditUndoCommand.mergeWith</h4>
<b>mergeWith</b>(<i>command</i>)
<p>
        Public method to merge this command with another one.
</p>

<dl>

<dt><i>command</i> (QUndoCommand)</dt>
<dd>
reference to the command to merge with
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating a successful merge
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="HexEditUndoCommand.redo" ID="HexEditUndoCommand.redo"></a>
<h4>HexEditUndoCommand.redo</h4>
<b>redo</b>(<i></i>)
<p>
        Public method to redo the command.
</p>

<a NAME="HexEditUndoCommand.undo" ID="HexEditUndoCommand.undo"></a>
<h4>HexEditUndoCommand.undo</h4>
<b>undo</b>(<i></i>)
<p>
        Public method to undo the command.
</p>

<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="HexEditUndoStack" ID="HexEditUndoStack"></a>
<h2>HexEditUndoStack</h2>
<p>
    Class implementing an Undo stack for the hex edit widget.
</p>

<h3>Derived from</h3>
QUndoStack
<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="#HexEditUndoStack.__init__">HexEditUndoStack</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#HexEditUndoStack.insert">insert</a></td>
<td>Public method to insert a byte.</td>
</tr>
<tr>
<td><a href="#HexEditUndoStack.insertByteArray">insertByteArray</a></td>
<td>Public method to insert bytes.</td>
</tr>
<tr>
<td><a href="#HexEditUndoStack.overwrite">overwrite</a></td>
<td>Public method to replace a byte.</td>
</tr>
<tr>
<td><a href="#HexEditUndoStack.overwriteByteArray">overwriteByteArray</a></td>
<td>Public method to replace bytes.</td>
</tr>
<tr>
<td><a href="#HexEditUndoStack.removeAt">removeAt</a></td>
<td>Public method to remove bytes.</td>
</tr>
</table>

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


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

<dl>

<dt><i>chunks</i> (HexEditChunks)</dt>
<dd>
reference to the data container
</dd>
<dt><i>parent</i> (QObject)</dt>
<dd>
reference to the parent object
</dd>
</dl>
<a NAME="HexEditUndoStack.insert" ID="HexEditUndoStack.insert"></a>
<h4>HexEditUndoStack.insert</h4>
<b>insert</b>(<i>pos, data</i>)
<p>
        Public method to insert a byte.
</p>

<dl>

<dt><i>pos</i> (int)</dt>
<dd>
position to insert at
</dd>
<dt><i>data</i> (int (range 0 to 255))</dt>
<dd>
byte to be inserted
</dd>
</dl>
<a NAME="HexEditUndoStack.insertByteArray" ID="HexEditUndoStack.insertByteArray"></a>
<h4>HexEditUndoStack.insertByteArray</h4>
<b>insertByteArray</b>(<i>pos, byteArray</i>)
<p>
        Public method to insert bytes.
</p>

<dl>

<dt><i>pos</i> (int)</dt>
<dd>
position to insert at
</dd>
<dt><i>byteArray</i> (byteArray or QByteArray)</dt>
<dd>
data to be inserted
</dd>
</dl>
<a NAME="HexEditUndoStack.overwrite" ID="HexEditUndoStack.overwrite"></a>
<h4>HexEditUndoStack.overwrite</h4>
<b>overwrite</b>(<i>pos, data</i>)
<p>
        Public method to replace a byte.
</p>

<dl>

<dt><i>pos</i> (int)</dt>
<dd>
position to replace the byte at
</dd>
<dt><i>data</i> (int (range 0 to 255))</dt>
<dd>
byte to replace with
</dd>
</dl>
<a NAME="HexEditUndoStack.overwriteByteArray" ID="HexEditUndoStack.overwriteByteArray"></a>
<h4>HexEditUndoStack.overwriteByteArray</h4>
<b>overwriteByteArray</b>(<i>pos, length, byteArray</i>)
<p>
        Public method to replace bytes.
</p>

<dl>

<dt><i>pos</i> (int)</dt>
<dd>
position to replace the bytes at
</dd>
<dt><i>length</i> (int)</dt>
<dd>
amount of bytes to replace
</dd>
<dt><i>byteArray</i> (bytearray or QByteArray)</dt>
<dd>
bytes to replace with
</dd>
</dl>
<a NAME="HexEditUndoStack.removeAt" ID="HexEditUndoStack.removeAt"></a>
<h4>HexEditUndoStack.removeAt</h4>
<b>removeAt</b>(<i>pos, length=1</i>)
<p>
        Public method to remove bytes.
</p>

<dl>

<dt><i>pos</i> (int)</dt>
<dd>
position to remove bytes from
</dd>
<dt><i>length</i> (int)</dt>
<dd>
amount of bytes to remove
</dd>
</dl>
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<hr />
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