path: root/devdocs/python~3.12/library%2Ftkinter.messagebox.html

 <span id="tkinter-messagebox-tkinter-message-prompts"></span><h1>tkinter.messagebox — Tkinter message prompts</h1> <p><strong>Source code:</strong> <a class="reference external" href="https://github.com/python/cpython/tree/3.12/Lib/tkinter/messagebox.py">Lib/tkinter/messagebox.py</a></p>  <p>The <a class="reference internal" href="#module-tkinter.messagebox" title="tkinter.messagebox: Various types of alert dialogs (Tk)"><code>tkinter.messagebox</code></a> module provides a template base class as well as a variety of convenience methods for commonly used configurations. The message boxes are modal and will return a subset of (<code>True</code>, <code>False</code>, <code>None</code>, <a class="reference internal" href="#tkinter.messagebox.OK" title="tkinter.messagebox.OK"><code>OK</code></a>, <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>, <a class="reference internal" href="#tkinter.messagebox.YES" title="tkinter.messagebox.YES"><code>YES</code></a>, <a class="reference internal" href="#tkinter.messagebox.NO" title="tkinter.messagebox.NO"><code>NO</code></a>) based on the user’s selection. Common message box styles and layouts include but are not limited to:</p> <figure class="align-default"> <img alt="../_images/tk_msg.png" 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"> </figure> <dl class="py class"> <dt class="sig sig-object py" id="tkinter.messagebox.Message">
<code>class tkinter.messagebox.Message(master=None, **options)</code> </dt> <dd>
<p>Create a message window with an application-specified message, an icon and a set of buttons. Each of the buttons in the message window is identified by a unique symbolic name (see the <em>type</em> options).</p> <p>The following options are supported:</p>  <dl class="simple"> <dt><em>command</em></dt>
<dd>
<p>Specifies the function to invoke when the user closes the dialog. The name of the button clicked by the user to close the dialog is passed as argument. This is only available on macOS.</p> </dd> <dt><em>default</em></dt>
<dd>
<p>Gives the <a class="reference internal" href="#messagebox-buttons"><span class="std std-ref">symbolic name</span></a> of the default button for this message window (<a class="reference internal" href="#tkinter.messagebox.OK" title="tkinter.messagebox.OK"><code>OK</code></a>, <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>, and so on). If this option is not specified, the first button in the dialog will be made the default.</p> </dd> <dt><em>detail</em></dt>
<dd>
<p>Specifies an auxiliary message to the main message given by the <em>message</em> option. The message detail will be presented beneath the main message and, where supported by the OS, in a less emphasized font than the main message.</p> </dd> <dt><em>icon</em></dt>
<dd>
<p>Specifies an <a class="reference internal" href="#messagebox-icons"><span class="std std-ref">icon</span></a> to display. If this option is not specified, then the <a class="reference internal" href="#tkinter.messagebox.INFO" title="tkinter.messagebox.INFO"><code>INFO</code></a> icon will be displayed.</p> </dd> <dt><em>message</em></dt>
<dd>
<p>Specifies the message to display in this message box. The default value is an empty string.</p> </dd> <dt><em>parent</em></dt>
<dd>
<p>Makes the specified window the logical parent of the message box. The message box is displayed on top of its parent window.</p> </dd> <dt><em>title</em></dt>
<dd>
<p>Specifies a string to display as the title of the message box. This option is ignored on macOS, where platform guidelines forbid the use of a title on this kind of dialog.</p> </dd> <dt><em>type</em></dt>
<dd>
<p>Arranges for a <a class="reference internal" href="#messagebox-types"><span class="std std-ref">predefined set of buttons</span></a> to be displayed.</p> </dd> </dl>  <dl class="py method"> <dt class="sig sig-object py" id="tkinter.messagebox.Message.show">
<code>show(**options)</code> </dt> <dd>
<p>Display a message window and wait for the user to select one of the buttons. Then return the symbolic name of the selected button. Keyword arguments can override options specified in the constructor.</p> </dd>
</dl> </dd>
</dl> <p><strong>Information message box</strong></p> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.showinfo">
<code>tkinter.messagebox.showinfo(title=None, message=None, **options)</code> </dt> <dd>
<p>Creates and displays an information message box with the specified title and message.</p> </dd>
</dl> <p><strong>Warning message boxes</strong></p> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.showwarning">
<code>tkinter.messagebox.showwarning(title=None, message=None, **options)</code> </dt> <dd>
<p>Creates and displays a warning message box with the specified title and message.</p> </dd>
</dl> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.showerror">
<code>tkinter.messagebox.showerror(title=None, message=None, **options)</code> </dt> <dd>
<p>Creates and displays an error message box with the specified title and message.</p> </dd>
</dl> <p><strong>Question message boxes</strong></p> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.askquestion">
<code>tkinter.messagebox.askquestion(title=None, message=None, *, type=YESNO, **options)</code> </dt> <dd>
<p>Ask a question. By default shows buttons <a class="reference internal" href="#tkinter.messagebox.YES" title="tkinter.messagebox.YES"><code>YES</code></a> and <a class="reference internal" href="#tkinter.messagebox.NO" title="tkinter.messagebox.NO"><code>NO</code></a>. Returns the symbolic name of the selected button.</p> </dd>
</dl> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.askokcancel">
<code>tkinter.messagebox.askokcancel(title=None, message=None, **options)</code> </dt> <dd>
<p>Ask if operation should proceed. Shows buttons <a class="reference internal" href="#tkinter.messagebox.OK" title="tkinter.messagebox.OK"><code>OK</code></a> and <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>. Returns <code>True</code> if the answer is ok and <code>False</code> otherwise.</p> </dd>
</dl> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.askretrycancel">
<code>tkinter.messagebox.askretrycancel(title=None, message=None, **options)</code> </dt> <dd>
<p>Ask if operation should be retried. Shows buttons <a class="reference internal" href="#tkinter.messagebox.RETRY" title="tkinter.messagebox.RETRY"><code>RETRY</code></a> and <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>. Return <code>True</code> if the answer is yes and <code>False</code> otherwise.</p> </dd>
</dl> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.askyesno">
<code>tkinter.messagebox.askyesno(title=None, message=None, **options)</code> </dt> <dd>
<p>Ask a question. Shows buttons <a class="reference internal" href="#tkinter.messagebox.YES" title="tkinter.messagebox.YES"><code>YES</code></a> and <a class="reference internal" href="#tkinter.messagebox.NO" title="tkinter.messagebox.NO"><code>NO</code></a>. Returns <code>True</code> if the answer is yes and <code>False</code> otherwise.</p> </dd>
</dl> <dl class="py function"> <dt class="sig sig-object py" id="tkinter.messagebox.askyesnocancel">
<code>tkinter.messagebox.askyesnocancel(title=None, message=None, **options)</code> </dt> <dd>
<p>Ask a question. Shows buttons <a class="reference internal" href="#tkinter.messagebox.YES" title="tkinter.messagebox.YES"><code>YES</code></a>, <a class="reference internal" href="#tkinter.messagebox.NO" title="tkinter.messagebox.NO"><code>NO</code></a> and <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>. Return <code>True</code> if the answer is yes, <code>None</code> if cancelled, and <code>False</code> otherwise.</p> </dd>
</dl> <p id="messagebox-buttons">Symbolic names of buttons:</p> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.ABORT">
<code>tkinter.messagebox.ABORT = 'abort'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.RETRY">
<code>tkinter.messagebox.RETRY = 'retry'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.IGNORE">
<code>tkinter.messagebox.IGNORE = 'ignore'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.OK">
<code>tkinter.messagebox.OK = 'ok'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.CANCEL">
<code>tkinter.messagebox.CANCEL = 'cancel'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.YES">
<code>tkinter.messagebox.YES = 'yes'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.NO">
<code>tkinter.messagebox.NO = 'no'</code> </dt> <dd></dd>
</dl> <p id="messagebox-types">Predefined sets of buttons:</p> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.ABORTRETRYIGNORE">
<code>tkinter.messagebox.ABORTRETRYIGNORE = 'abortretryignore'</code> </dt> <dd>
<p>Displays three buttons whose symbolic names are <a class="reference internal" href="#tkinter.messagebox.ABORT" title="tkinter.messagebox.ABORT"><code>ABORT</code></a>, <a class="reference internal" href="#tkinter.messagebox.RETRY" title="tkinter.messagebox.RETRY"><code>RETRY</code></a> and <a class="reference internal" href="#tkinter.messagebox.IGNORE" title="tkinter.messagebox.IGNORE"><code>IGNORE</code></a>.</p> </dd>
</dl> <dl class="py data"> <dt class="sig sig-object py"> <span class="sig-prename descclassname">tkinter.messagebox.</span><span class="sig-name descname">OK</span><em class="property"><span class="w"> </span><span class="p">=</span><span class="w"> </span>'ok'</em>
</dt> <dd>
<p>Displays one button whose symbolic name is <a class="reference internal" href="#tkinter.messagebox.OK" title="tkinter.messagebox.OK"><code>OK</code></a>.</p> </dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.OKCANCEL">
<code>tkinter.messagebox.OKCANCEL = 'okcancel'</code> </dt> <dd>
<p>Displays two buttons whose symbolic names are <a class="reference internal" href="#tkinter.messagebox.OK" title="tkinter.messagebox.OK"><code>OK</code></a> and <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>.</p> </dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.RETRYCANCEL">
<code>tkinter.messagebox.RETRYCANCEL = 'retrycancel'</code> </dt> <dd>
<p>Displays two buttons whose symbolic names are <a class="reference internal" href="#tkinter.messagebox.RETRY" title="tkinter.messagebox.RETRY"><code>RETRY</code></a> and <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>.</p> </dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.YESNO">
<code>tkinter.messagebox.YESNO = 'yesno'</code> </dt> <dd>
<p>Displays two buttons whose symbolic names are <a class="reference internal" href="#tkinter.messagebox.YES" title="tkinter.messagebox.YES"><code>YES</code></a> and <a class="reference internal" href="#tkinter.messagebox.NO" title="tkinter.messagebox.NO"><code>NO</code></a>.</p> </dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.YESNOCANCEL">
<code>tkinter.messagebox.YESNOCANCEL = 'yesnocancel'</code> </dt> <dd>
<p>Displays three buttons whose symbolic names are <a class="reference internal" href="#tkinter.messagebox.YES" title="tkinter.messagebox.YES"><code>YES</code></a>, <a class="reference internal" href="#tkinter.messagebox.NO" title="tkinter.messagebox.NO"><code>NO</code></a> and <a class="reference internal" href="#tkinter.messagebox.CANCEL" title="tkinter.messagebox.CANCEL"><code>CANCEL</code></a>.</p> </dd>
</dl> <p id="messagebox-icons">Icon images:</p> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.ERROR">
<code>tkinter.messagebox.ERROR = 'error'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.INFO">
<code>tkinter.messagebox.INFO = 'info'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.QUESTION">
<code>tkinter.messagebox.QUESTION = 'question'</code> </dt> <dd></dd>
</dl> <dl class="py data"> <dt class="sig sig-object py" id="tkinter.messagebox.WARNING">
<code>tkinter.messagebox.WARNING = 'warning'</code> </dt> <dd></dd>
</dl> <div class="_attribution">
  <p class="_attribution-p">
    &copy; 2001&ndash;2023 Python Software Foundation<br>Licensed under the PSF License.<br>
    <a href="https://docs.python.org/3.12/library/tkinter.messagebox.html" class="_attribution-link">https://docs.python.org/3.12/library/tkinter.messagebox.html</a>
  </p>
</div>