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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="X-UA-Compatible" content="IE=Edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>37.6. FrameWork — Interactive application framework — Python 2.7.16 documentation</title> <link rel="stylesheet" href="../_static/classic.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/sidebar.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Python 2.7.16 documentation" href="../_static/opensearch.xml"/> <link rel="author" title="About these documents" href="../about.html" /> <link rel="index" title="Index" href="../genindex.html" /> <link rel="search" title="Search" href="../search.html" /> <link rel="copyright" title="Copyright" href="../copyright.html" /> <link rel="next" title="37.7. autoGIL — Global Interpreter Lock handling in event loops" href="autogil.html" /> <link rel="prev" title="37.5. 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EasyDialogs — Basic Macintosh dialogs" accesskey="P">previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <a href="../index.html">Python 2.7.16 documentation</a> » </li> <li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> »</li> <li class="nav-item nav-item-2"><a href="mac.html" accesskey="U">37. Mac OS X specific services</a> »</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body" role="main"> <div class="section" id="module-FrameWork"> <span id="framework-interactive-application-framework"></span><h1>37.6. <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a> — Interactive application framework<a class="headerlink" href="#module-FrameWork" title="Permalink to this headline">¶</a></h1> <p>The <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a> module contains classes that together provide a framework for an interactive Macintosh application. The programmer builds an application by creating subclasses that override various methods of the bases classes, thereby implementing the functionality wanted. Overriding functionality can often be done on various different levels, i.e. to handle clicks in a single dialog window in a non-standard way it is not necessary to override the complete event handling.</p> <div class="admonition note"> <p class="first admonition-title">Note</p> <p class="last">This module has been removed in Python 3.x.</p> </div> <p>Work on the <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a> has pretty much stopped, now that <code class="xref py py-mod docutils literal notranslate"><span class="pre">PyObjC</span></code> is available for full Cocoa access from Python, and the documentation describes only the most important functionality, and not in the most logical manner at that. Examine the source or the examples for more details. The following are some comments posted on the MacPython newsgroup about the strengths and limitations of <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a>:</p> <blockquote class="epigraph"> <div>The strong point of <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a> is that it allows you to break into the control-flow at many different places. <a class="reference internal" href="undoc.html#module-W" title="W: Widgets for the Mac, built on top of FrameWork. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">W</span></code></a>, for instance, uses a different way to enable/disable menus and that plugs right in leaving the rest intact. The weak points of <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a> are that it has no abstract command interface (but that shouldn’t be difficult), that its dialog support is minimal and that its control/toolbar support is non-existent.</div></blockquote> <p>The <a class="reference internal" href="#module-FrameWork" title="FrameWork: Interactive application framework. (deprecated) (Mac)"><code class="xref py py-mod docutils literal notranslate"><span class="pre">FrameWork</span></code></a> module defines the following functions:</p> <dl class="function"> <dt id="FrameWork.Application"> <code class="descclassname">FrameWork.</code><code class="descname">Application</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application" title="Permalink to this definition">¶</a></dt> <dd><p>An object representing the complete application. See below for a description of the methods. The default <a class="reference internal" href="../reference/datamodel.html#object.__init__" title="object.__init__"><code class="xref py py-meth docutils literal notranslate"><span class="pre">__init__()</span></code></a> routine creates an empty window dictionary and a menu bar with an apple menu.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.MenuBar"> <code class="descclassname">FrameWork.</code><code class="descname">MenuBar</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.MenuBar" title="Permalink to this definition">¶</a></dt> <dd><p>An object representing the menubar. This object is usually not created by the user.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.Menu"> <code class="descclassname">FrameWork.</code><code class="descname">Menu</code><span class="sig-paren">(</span><em>bar</em>, <em>title</em><span class="optional">[</span>, <em>after</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Menu" title="Permalink to this definition">¶</a></dt> <dd><p>An object representing a menu. Upon creation you pass the <code class="docutils literal notranslate"><span class="pre">MenuBar</span></code> the menu appears in, the <em>title</em> string and a position (1-based) <em>after</em> where the menu should appear (default: at the end).</p> </dd></dl> <dl class="function"> <dt id="FrameWork.MenuItem"> <code class="descclassname">FrameWork.</code><code class="descname">MenuItem</code><span class="sig-paren">(</span><em>menu</em>, <em>title</em><span class="optional">[</span>, <em>shortcut</em>, <em>callback</em><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.MenuItem" title="Permalink to this definition">¶</a></dt> <dd><p>Create a menu item object. The arguments are the menu to create, the item title string and optionally the keyboard shortcut and a callback routine. The callback is called with the arguments menu-id, item number within menu (1-based), current front window and the event record.</p> <p>Instead of a callable object the callback can also be a string. In this case menu selection causes the lookup of a method in the topmost window and the application. The method name is the callback string with <code class="docutils literal notranslate"><span class="pre">'domenu_'</span></code> prepended.</p> <p>Calling the <code class="docutils literal notranslate"><span class="pre">MenuBar</span></code> <code class="xref py py-meth docutils literal notranslate"><span class="pre">fixmenudimstate()</span></code> method sets the correct dimming for all menu items based on the current front window.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.Separator"> <code class="descclassname">FrameWork.</code><code class="descname">Separator</code><span class="sig-paren">(</span><em>menu</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Separator" title="Permalink to this definition">¶</a></dt> <dd><p>Add a separator to the end of a menu.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.SubMenu"> <code class="descclassname">FrameWork.</code><code class="descname">SubMenu</code><span class="sig-paren">(</span><em>menu</em>, <em>label</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.SubMenu" title="Permalink to this definition">¶</a></dt> <dd><p>Create a submenu named <em>label</em> under menu <em>menu</em>. The menu object is returned.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.Window"> <code class="descclassname">FrameWork.</code><code class="descname">Window</code><span class="sig-paren">(</span><em>parent</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window" title="Permalink to this definition">¶</a></dt> <dd><p>Creates a (modeless) window. <em>Parent</em> is the application object to which the window belongs. The window is not displayed until later.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.DialogWindow"> <code class="descclassname">FrameWork.</code><code class="descname">DialogWindow</code><span class="sig-paren">(</span><em>parent</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.DialogWindow" title="Permalink to this definition">¶</a></dt> <dd><p>Creates a modeless dialog window.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.windowbounds"> <code class="descclassname">FrameWork.</code><code class="descname">windowbounds</code><span class="sig-paren">(</span><em>width</em>, <em>height</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.windowbounds" title="Permalink to this definition">¶</a></dt> <dd><p>Return a <code class="docutils literal notranslate"><span class="pre">(left,</span> <span class="pre">top,</span> <span class="pre">right,</span> <span class="pre">bottom)</span></code> tuple suitable for creation of a window of given width and height. The window will be staggered with respect to previous windows, and an attempt is made to keep the whole window on-screen. However, the window will however always be the exact size given, so parts may be offscreen.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.setwatchcursor"> <code class="descclassname">FrameWork.</code><code class="descname">setwatchcursor</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.setwatchcursor" title="Permalink to this definition">¶</a></dt> <dd><p>Set the mouse cursor to a watch.</p> </dd></dl> <dl class="function"> <dt id="FrameWork.setarrowcursor"> <code class="descclassname">FrameWork.</code><code class="descname">setarrowcursor</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.setarrowcursor" title="Permalink to this definition">¶</a></dt> <dd><p>Set the mouse cursor to an arrow.</p> </dd></dl> <div class="section" id="application-objects"> <span id="id1"></span><h2>37.6.1. Application Objects<a class="headerlink" href="#application-objects" title="Permalink to this headline">¶</a></h2> <p>Application objects have the following methods, among others:</p> <dl class="method"> <dt id="FrameWork.Application.makeusermenus"> <code class="descclassname">Application.</code><code class="descname">makeusermenus</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.makeusermenus" title="Permalink to this definition">¶</a></dt> <dd><p>Override this method if you need menus in your application. Append the menus to the attribute <code class="xref py py-attr docutils literal notranslate"><span class="pre">menubar</span></code>.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application.getabouttext"> <code class="descclassname">Application.</code><code class="descname">getabouttext</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.getabouttext" title="Permalink to this definition">¶</a></dt> <dd><p>Override this method to return a text string describing your application. Alternatively, override the <code class="xref py py-meth docutils literal notranslate"><span class="pre">do_about()</span></code> method for more elaborate “about” messages.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application.mainloop"> <code class="descclassname">Application.</code><code class="descname">mainloop</code><span class="sig-paren">(</span><span class="optional">[</span><em>mask</em><span class="optional">[</span>, <em>wait</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.mainloop" title="Permalink to this definition">¶</a></dt> <dd><p>This routine is the main event loop, call it to set your application rolling. <em>Mask</em> is the mask of events you want to handle, <em>wait</em> is the number of ticks you want to leave to other concurrent application (default 0, which is probably not a good idea). While raising <em>self</em> to exit the mainloop is still supported it is not recommended: call <code class="docutils literal notranslate"><span class="pre">self._quit()</span></code> instead.</p> <p>The event loop is split into many small parts, each of which can be overridden. The default methods take care of dispatching events to windows and dialogs, handling drags and resizes, Apple Events, events for non-FrameWork windows, etc.</p> <p>In general, all event handlers should return <code class="docutils literal notranslate"><span class="pre">1</span></code> if the event is fully handled and <code class="docutils literal notranslate"><span class="pre">0</span></code> otherwise (because the front window was not a FrameWork window, for instance). This is needed so that update events and such can be passed on to other windows like the Sioux console window. Calling <code class="xref py py-func docutils literal notranslate"><span class="pre">MacOS.HandleEvent()</span></code> is not allowed within <em>our_dispatch</em> or its callees, since this may result in an infinite loop if the code is called through the Python inner-loop event handler.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application.asyncevents"> <code class="descclassname">Application.</code><code class="descname">asyncevents</code><span class="sig-paren">(</span><em>onoff</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.asyncevents" title="Permalink to this definition">¶</a></dt> <dd><p>Call this method with a nonzero parameter to enable asynchronous event handling. This will tell the inner interpreter loop to call the application event handler <em>async_dispatch</em> whenever events are available. This will cause FrameWork window updates and the user interface to remain working during long computations, but will slow the interpreter down and may cause surprising results in non-reentrant code (such as FrameWork itself). By default <em>async_dispatch</em> will immediately call <em>our_dispatch</em> but you may override this to handle only certain events asynchronously. Events you do not handle will be passed to Sioux and such.</p> <p>The old on/off value is returned.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application._quit"> <code class="descclassname">Application.</code><code class="descname">_quit</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application._quit" title="Permalink to this definition">¶</a></dt> <dd><p>Terminate the running <a class="reference internal" href="#FrameWork.Application.mainloop" title="FrameWork.Application.mainloop"><code class="xref py py-meth docutils literal notranslate"><span class="pre">mainloop()</span></code></a> call at the next convenient moment.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application.do_char"> <code class="descclassname">Application.</code><code class="descname">do_char</code><span class="sig-paren">(</span><em>c</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.do_char" title="Permalink to this definition">¶</a></dt> <dd><p>The user typed character <em>c</em>. The complete details of the event can be found in the <em>event</em> structure. This method can also be provided in a <code class="docutils literal notranslate"><span class="pre">Window</span></code> object, which overrides the application-wide handler if the window is frontmost.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application.do_dialogevent"> <code class="descclassname">Application.</code><code class="descname">do_dialogevent</code><span class="sig-paren">(</span><em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.do_dialogevent" title="Permalink to this definition">¶</a></dt> <dd><p>Called early in the event loop to handle modeless dialog events. The default method simply dispatches the event to the relevant dialog (not through the <code class="docutils literal notranslate"><span class="pre">DialogWindow</span></code> object involved). Override if you need special handling of dialog events (keyboard shortcuts, etc).</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Application.idle"> <code class="descclassname">Application.</code><code class="descname">idle</code><span class="sig-paren">(</span><em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Application.idle" title="Permalink to this definition">¶</a></dt> <dd><p>Called by the main event loop when no events are available. The null-event is passed (so you can look at mouse position, etc).</p> </dd></dl> </div> <div class="section" id="window-objects"> <span id="id2"></span><h2>37.6.2. Window Objects<a class="headerlink" href="#window-objects" title="Permalink to this headline">¶</a></h2> <p>Window objects have the following methods, among others:</p> <dl class="method"> <dt id="FrameWork.Window.open"> <code class="descclassname">Window.</code><code class="descname">open</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window.open" title="Permalink to this definition">¶</a></dt> <dd><p>Override this method to open a window. Store the Mac OS window-id in <code class="xref py py-attr docutils literal notranslate"><span class="pre">self.wid</span></code> and call the <code class="xref py py-meth docutils literal notranslate"><span class="pre">do_postopen()</span></code> method to register the window with the parent application.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Window.close"> <code class="descclassname">Window.</code><code class="descname">close</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window.close" title="Permalink to this definition">¶</a></dt> <dd><p>Override this method to do any special processing on window close. Call the <code class="xref py py-meth docutils literal notranslate"><span class="pre">do_postclose()</span></code> method to cleanup the parent state.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Window.do_postresize"> <code class="descclassname">Window.</code><code class="descname">do_postresize</code><span class="sig-paren">(</span><em>width</em>, <em>height</em>, <em>macoswindowid</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window.do_postresize" title="Permalink to this definition">¶</a></dt> <dd><p>Called after the window is resized. Override if more needs to be done than calling <code class="docutils literal notranslate"><span class="pre">InvalRect</span></code>.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Window.do_contentclick"> <code class="descclassname">Window.</code><code class="descname">do_contentclick</code><span class="sig-paren">(</span><em>local</em>, <em>modifiers</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window.do_contentclick" title="Permalink to this definition">¶</a></dt> <dd><p>The user clicked in the content part of a window. The arguments are the coordinates (window-relative), the key modifiers and the raw event.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Window.do_update"> <code class="descclassname">Window.</code><code class="descname">do_update</code><span class="sig-paren">(</span><em>macoswindowid</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window.do_update" title="Permalink to this definition">¶</a></dt> <dd><p>An update event for the window was received. Redraw the window.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.Window.do_activate"> <code class="descclassname">Window.</code><code class="descname">do_activate</code><span class="sig-paren">(</span><em>activate</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.Window.do_activate" title="Permalink to this definition">¶</a></dt> <dd><p>The window was activated (<code class="docutils literal notranslate"><span class="pre">activate</span> <span class="pre">==</span> <span class="pre">1</span></code>) or deactivated (<code class="docutils literal notranslate"><span class="pre">activate</span> <span class="pre">==</span> <span class="pre">0</span></code>). Handle things like focus highlighting, etc.</p> </dd></dl> </div> <div class="section" id="controlswindow-object"> <span id="id3"></span><h2>37.6.3. ControlsWindow Object<a class="headerlink" href="#controlswindow-object" title="Permalink to this headline">¶</a></h2> <p>ControlsWindow objects have the following methods besides those of <code class="docutils literal notranslate"><span class="pre">Window</span></code> objects:</p> <dl class="method"> <dt id="FrameWork.ControlsWindow.do_controlhit"> <code class="descclassname">ControlsWindow.</code><code class="descname">do_controlhit</code><span class="sig-paren">(</span><em>window</em>, <em>control</em>, <em>pcode</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ControlsWindow.do_controlhit" title="Permalink to this definition">¶</a></dt> <dd><p>Part <em>pcode</em> of control <em>control</em> was hit by the user. Tracking and such has already been taken care of.</p> </dd></dl> </div> <div class="section" id="scrolledwindow-object"> <span id="id4"></span><h2>37.6.4. ScrolledWindow Object<a class="headerlink" href="#scrolledwindow-object" title="Permalink to this headline">¶</a></h2> <p>ScrolledWindow objects are ControlsWindow objects with the following extra methods:</p> <dl class="method"> <dt id="FrameWork.ScrolledWindow.scrollbars"> <code class="descclassname">ScrolledWindow.</code><code class="descname">scrollbars</code><span class="sig-paren">(</span><span class="optional">[</span><em>wantx</em><span class="optional">[</span>, <em>wanty</em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.scrollbars" title="Permalink to this definition">¶</a></dt> <dd><p>Create (or destroy) horizontal and vertical scrollbars. The arguments specify which you want (default: both). The scrollbars always have minimum <code class="docutils literal notranslate"><span class="pre">0</span></code> and maximum <code class="docutils literal notranslate"><span class="pre">32767</span></code>.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.getscrollbarvalues"> <code class="descclassname">ScrolledWindow.</code><code class="descname">getscrollbarvalues</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.getscrollbarvalues" title="Permalink to this definition">¶</a></dt> <dd><p>You must supply this method. It should return a tuple <code class="docutils literal notranslate"><span class="pre">(x,</span> <span class="pre">y)</span></code> giving the current position of the scrollbars (between <code class="docutils literal notranslate"><span class="pre">0</span></code> and <code class="docutils literal notranslate"><span class="pre">32767</span></code>). You can return <code class="docutils literal notranslate"><span class="pre">None</span></code> for either to indicate the whole document is visible in that direction.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.updatescrollbars"> <code class="descclassname">ScrolledWindow.</code><code class="descname">updatescrollbars</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.updatescrollbars" title="Permalink to this definition">¶</a></dt> <dd><p>Call this method when the document has changed. It will call <a class="reference internal" href="#FrameWork.ScrolledWindow.getscrollbarvalues" title="FrameWork.ScrolledWindow.getscrollbarvalues"><code class="xref py py-meth docutils literal notranslate"><span class="pre">getscrollbarvalues()</span></code></a> and update the scrollbars.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.scrollbar_callback"> <code class="descclassname">ScrolledWindow.</code><code class="descname">scrollbar_callback</code><span class="sig-paren">(</span><em>which</em>, <em>what</em>, <em>value</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.scrollbar_callback" title="Permalink to this definition">¶</a></dt> <dd><p>Supplied by you and called after user interaction. <em>which</em> will be <code class="docutils literal notranslate"><span class="pre">'x'</span></code> or <code class="docutils literal notranslate"><span class="pre">'y'</span></code>, <em>what</em> will be <code class="docutils literal notranslate"><span class="pre">'-'</span></code>, <code class="docutils literal notranslate"><span class="pre">'--'</span></code>, <code class="docutils literal notranslate"><span class="pre">'set'</span></code>, <code class="docutils literal notranslate"><span class="pre">'++'</span></code> or <code class="docutils literal notranslate"><span class="pre">'+'</span></code>. For <code class="docutils literal notranslate"><span class="pre">'set'</span></code>, <em>value</em> will contain the new scrollbar position.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.scalebarvalues"> <code class="descclassname">ScrolledWindow.</code><code class="descname">scalebarvalues</code><span class="sig-paren">(</span><em>absmin</em>, <em>absmax</em>, <em>curmin</em>, <em>curmax</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.scalebarvalues" title="Permalink to this definition">¶</a></dt> <dd><p>Auxiliary method to help you calculate values to return from <a class="reference internal" href="#FrameWork.ScrolledWindow.getscrollbarvalues" title="FrameWork.ScrolledWindow.getscrollbarvalues"><code class="xref py py-meth docutils literal notranslate"><span class="pre">getscrollbarvalues()</span></code></a>. You pass document minimum and maximum value and topmost (leftmost) and bottommost (rightmost) visible values and it returns the correct number or <code class="docutils literal notranslate"><span class="pre">None</span></code>.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.do_activate"> <code class="descclassname">ScrolledWindow.</code><code class="descname">do_activate</code><span class="sig-paren">(</span><em>onoff</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.do_activate" title="Permalink to this definition">¶</a></dt> <dd><p>Takes care of dimming/highlighting scrollbars when a window becomes frontmost. If you override this method, call this one at the end of your method.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.do_postresize"> <code class="descclassname">ScrolledWindow.</code><code class="descname">do_postresize</code><span class="sig-paren">(</span><em>width</em>, <em>height</em>, <em>window</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.do_postresize" title="Permalink to this definition">¶</a></dt> <dd><p>Moves scrollbars to the correct position. Call this method initially if you override it.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.ScrolledWindow.do_controlhit"> <code class="descclassname">ScrolledWindow.</code><code class="descname">do_controlhit</code><span class="sig-paren">(</span><em>window</em>, <em>control</em>, <em>pcode</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.ScrolledWindow.do_controlhit" title="Permalink to this definition">¶</a></dt> <dd><p>Handles scrollbar interaction. If you override it call this method first, a nonzero return value indicates the hit was in the scrollbars and has been handled.</p> </dd></dl> </div> <div class="section" id="dialogwindow-objects"> <span id="id5"></span><h2>37.6.5. DialogWindow Objects<a class="headerlink" href="#dialogwindow-objects" title="Permalink to this headline">¶</a></h2> <p>DialogWindow objects have the following methods besides those of <code class="docutils literal notranslate"><span class="pre">Window</span></code> objects:</p> <dl class="method"> <dt id="FrameWork.DialogWindow.open"> <code class="descclassname">DialogWindow.</code><code class="descname">open</code><span class="sig-paren">(</span><em>resid</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.DialogWindow.open" title="Permalink to this definition">¶</a></dt> <dd><p>Create the dialog window, from the DLOG resource with id <em>resid</em>. The dialog object is stored in <code class="xref py py-attr docutils literal notranslate"><span class="pre">self.wid</span></code>.</p> </dd></dl> <dl class="method"> <dt id="FrameWork.DialogWindow.do_itemhit"> <code class="descclassname">DialogWindow.</code><code class="descname">do_itemhit</code><span class="sig-paren">(</span><em>item</em>, <em>event</em><span class="sig-paren">)</span><a class="headerlink" href="#FrameWork.DialogWindow.do_itemhit" title="Permalink to this definition">¶</a></dt> <dd><p>Item number <em>item</em> was hit. You are responsible for redrawing toggle buttons, etc.</p> </dd></dl> </div> </div> </div> </div> </div> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h3><a href="../contents.html">Table Of Contents</a></h3> <ul> <li><a class="reference internal" href="#">37.6. <code class="docutils literal notranslate"><span class="pre">FrameWork</span></code> — Interactive application framework</a><ul> <li><a class="reference internal" href="#application-objects">37.6.1. Application Objects</a></li> <li><a class="reference internal" href="#window-objects">37.6.2. Window Objects</a></li> <li><a class="reference internal" href="#controlswindow-object">37.6.3. ControlsWindow Object</a></li> <li><a class="reference internal" href="#scrolledwindow-object">37.6.4. ScrolledWindow Object</a></li> <li><a class="reference internal" href="#dialogwindow-objects">37.6.5. DialogWindow Objects</a></li> </ul> </li> </ul> <h4>Previous topic</h4> <p class="topless"><a href="easydialogs.html" title="previous chapter">37.5. <code class="docutils literal notranslate"><span class="pre">EasyDialogs</span></code> — Basic Macintosh dialogs</a></p> <h4>Next topic</h4> <p class="topless"><a href="autogil.html" title="next chapter">37.7. <code class="docutils literal notranslate"><span class="pre">autoGIL</span></code> — Global Interpreter Lock handling in event loops</a></p> <div role="note" aria-label="source link"> <h3>This Page</h3> <ul class="this-page-menu"> <li><a href="../_sources/library/framework.rst.txt" rel="nofollow">Show Source</a></li> </ul> </div> <div id="searchbox" style="display: none" role="search"> <h3>Quick search</h3> <div class="searchformwrapper"> <form class="search" action="../search.html" method="get"> <input type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> </div> <script type="text/javascript">$('#searchbox').show(0);</script> </div> </div> <div class="clearer"></div> </div> <div class="related" role="navigation" aria-label="related navigation"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" >index</a></li> <li class="right" > <a href="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="autogil.html" title="37.7. autoGIL — Global Interpreter Lock handling in event loops" >next</a> |</li> <li class="right" > <a href="easydialogs.html" title="37.5. 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