Merge lp:~gatesphere/leo-editor/printing into lp:leo-editor

[Jake Peck]

Adds a printing plugin that allows printing and print-previewing from the Qt GUI. Offers several printing modes, including single node, marked nodes, and expanded node (filling in all @others, <<sections>>, etc.). All of these are available in two modes - body only, or with headlines.

All unit tests pass.

=== modified file 'leo/config/leoSettings.leo'
--- leo/config/leoSettings.leo	2013-05-13 05:40:49 +0000
+++ leo/config/leoSettings.leo	2013-05-14 14:51:04 +0000
@@ -93,9 +93,9 @@
 <v t="ekr.20041119035704.3"><vh>\@type type-name: base-type = [list of valid values]</vh></v>
 <v t="ekr.20041120155431.2"><vh>\@type type-name: script: script-name</vh></v>
 </v>
-<v t="ekr.20061011082224"><vh>Candidates for settings in myLeoSettings.leo</vh>
+<v t="ekr.20061011082224" a="E"><vh>Candidates for settings in myLeoSettings.leo</vh>
 <v t="ekr.20070224073109.1"><vh>@enabled-plugins</vh></v>
-<v t="ekr.20110611092035.16470"><vh>Appearance</vh>
+<v t="ekr.20110611092035.16470" a="E"><vh>Appearance</vh>
 <v t="ekr.20111024091133.16701"><vh>@@@int qt-tab-width = 40</vh></v>
 <v t="ekr.20081018053140.12"><vh>@data qt-gui-plugin-style-sheet</vh></v>
 <v t="ekr.20081023060109.13"><vh>@int qt-rich-text-zoom-in = 10</vh></v>
@@ -103,7 +103,7 @@
 <v t="ekr.20070604075218"><vh>@bool use_chapter_tabs = True</vh></v>
 <v t="ekr.20070318065601"><vh>@bool use_chapters = True</vh></v>
 </v>
-<v t="ekr.20110611092035.16471"><vh>Colorizer &amp; colors</vh>
+<v t="ekr.20110611092035.16471" a="E"><vh>Colorizer &amp; colors</vh>
 <v t="ekr.20060201111002"><vh>@bool use_syntax_coloring = True</vh></v>
 <v t="ekr.20041119034357.67"><vh>@color split_bar_color = LightSteelBlue2</vh></v>
 <v t="ekr.20081018053140.12"></v>
@@ -515,7 +515,7 @@
 </v>
 </v>
 <v t="ekr.20070224073109.1"></v>
-<v t="ekr.20041119034357.1"><vh>@settings</vh>
+<v t="ekr.20041119034357.1" a="E"><vh>@settings</vh>
 <v t="ekr.20100904134301.11000"><vh>Abbreviations</vh>
 <v t="ekr.20100904134301.11006"><vh>@bool enable-abbreviations = False</vh></v>
 <v t="ekr.20100904134301.11002"><vh>@data global-abbreviations</vh></v>
@@ -527,7 +527,7 @@
 <v t="tbrown.20120821183537.18663"><vh>@string abbreviations-place-start = &lt;|</vh></v>
 <v t="tbrown.20120821183537.18662"><vh>@string abbreviations-place-end = |&gt;</vh></v>
 </v>
-<v t="ekr.20110611092035.16470"></v>
+<v t="ekr.20110611092035.16470" a="E"></v>
 <v t="ekr.20110510071925.14588"><vh>Autocompleter</vh>
 <v t="ekr.20110512085854.14461"><vh>@bool auto_tab_complete = False</vh></v>
 <v t="ekr.20051027175030"><vh>@bool autocomplete-brackets = False</vh></v>
@@ -536,7 +536,7 @@
 <v t="ekr.20110510071925.14590"><vh>@@@bool use_codewise = False</vh></v>
 <v t="ekr.20110510071925.14589"><vh>@bool use_qcompleter = True</vh></v>
 </v>
-<v t="ekr.20110611092035.16471"></v>
+<v t="ekr.20110611092035.16471" a="E"></v>
 <v t="ekr.20041119034357.10"><vh>Command options</vh>
 <v t="ekr.20111115083813.12518"><vh>@bool indent_added_comments = True</vh></v>
 <v t="ekr.20041119041019.1"><vh>@string remove_sentinels_extension = .txt</vh></v>
@@ -1389,7 +1389,7 @@
 <v t="ekr.20110611092035.16492"><vh>Mouse</vh>
 <v t="ekr.20080324105006.6"><vh>@bool allow_middle_button_paste = False</vh></v>
 </v>
-<v t="ekr.20051123100536"><vh>Plugins</vh>
+<v t="ekr.20051123100536" a="E"><vh>Plugins</vh>
 <v t="ekr.20041119034357.13"><vh>@bool use_plugins = True</vh></v>
 <v t="ekr.20071113084330"><vh>@bool warn_when_plugins_fail_to_load = True</vh></v>
 <v t="ekr.20070224073109.1"></v>
@@ -1453,6 +1453,10 @@
 <v t="ekr.20060922110220"><vh>@bool opml_write_uAs = True</vh></v>
 <v t="ekr.20060919171527.2"><vh>@string opml_namespace = leo:com:leo-opml-version-1</vh></v>
 </v>
+<v t="peckj.20130514082859.5599" a="E"><vh>printing plugin</vh>
+<v t="peckj.20130514082859.5600"><vh>@string printing-font-size = 12</vh></v>
+<v t="peckj.20130514082859.5601"><vh>@string printing-font-family = DejaVu Sans Mono</vh></v>
+</v>
 <v t="ekr.20081018053140.11"><vh>qtGui plugin</vh>
 <v t="ekr.20110611092035.16472"><vh>Don't change these unless you know what you are doing</vh>
 <v t="ekr.20081023060109.14"><vh>@bool qt-use-scintilla = False</vh></v>
@@ -1462,7 +1466,7 @@
 </v>
 </v>
 <v t="ekr.20071213060239"><vh>rst3 plugin</vh>
-<v t="ekr.20071213060239.1"><vh>rst3 http options</vh>
+<v t="ekr.20071213060239.1" a="E"><vh>rst3 http options</vh>
 <v t="ekr.20071213061454"><vh>@bool rst3_clear_http_attributes = False</vh></v>
 <v t="ekr.20071213061454.1"><vh>@bool rst3_http_server_support = False</vh></v>
 <v t="ekr.20071213061454.2"><vh>@string rst3_http_attributename = rst_http_attribute</vh></v>
@@ -1487,7 +1491,7 @@
 <v t="ekr.20071213061923.2"><vh>@bool rst3_generate_rst = True</vh></v>
 <v t="ekr.20090430075506.7"><vh>@bool rst3_generate_rst_header_comment = True</vh></v>
 </v>
-<v t="ekr.20071213060514.2"><vh>rst3 formatting options</vh>
+<v t="ekr.20071213060514.2" a="E"><vh>rst3 formatting options</vh>
 <v t="ekr.20071213061930.1"><vh>@bool rst3_show_headlines = True</vh></v>
 <v t="ekr.20071213061930.2"><vh>@bool rst3_show_organizer_nodes = True</vh></v>
 <v t="ekr.20071213061930.3"><vh>@bool rst3_show_options_nodes = False</vh></v>
@@ -4461,6 +4465,7 @@
 stickynotes.py
 todo.py
 viewrendered.py
+printing.py
 
 # Alphabetical list of all Leo plugins.
 
@@ -9733,6 +9738,14 @@
 action will be used instead.</t>
 <t tx="leohag.20081204085551.13"></t>
 <t tx="nh910.20110621123823.3423"></t>
+<t tx="peckj.20130514082859.5599"></t>
+<t tx="peckj.20130514082859.5600">This defines the font size for body text in print outs.
+
+Size is in px.  Default 12.</t>
+<t tx="peckj.20130514082859.5601">This determines the font family for print outs.  It's highly recommended
+to choose a monospaced font.
+
+Default: DejaVu Sans Mono</t>
 <t tx="tbrown.20081003103821.1">True: if the same file (basename) occurs more than once in the recent files
 list, i.e. on two different paths it will appear as a submenu with the basename
 as its heading, and the two (or more) paths as its entries.  This is easier to
 
=== modified file 'leo/core/LeoPyRef.leo'
--- leo/core/LeoPyRef.leo	2013-05-01 16:19:39 +0000
+++ leo/core/LeoPyRef.leo	2013-05-14 14:51:04 +0000
@@ -27,8 +27,7 @@
 expanded="ekr.20120329072206.9701,"><vh>@file ../doc/leoProjects.txt</vh></v>
 </v>
 <v t="EKR.20040519090151.2"><vh>To do</vh>
-<v t="ekr.20100119205347.6015"
-marks="ekr.20111116103733.9818,"><vh>@file ../doc/leoToDo.txt</vh></v>
+<v t="ekr.20100119205347.6015"><vh>@file ../doc/leoToDo.txt</vh></v>
 </v>
 <v t="ekr.20031218072017.2406" a="E"><vh>Code</vh>
 <v t="ekr.20090802181029.5988"><vh>Version</vh>
@@ -42,7 +41,7 @@
 <v t="ekr.20120519121124.9919"><vh>@file ../external/leosax.py</vh></v>
 <v t="ekr.20031218072017.2605"><vh>@file runLeo.py </vh></v>
 </v>
-<v t="ekr.20031218072017.2604" a="E"><vh>Core classes</vh>
+<v t="ekr.20031218072017.2604"><vh>Core classes</vh>
 <v t="ekr.20031218072017.2608"><vh>@file leoApp.py</vh></v>
 <v t="ekr.20041005105605.1"><vh>@file leoAtFile.py</vh></v>
 <v t="ekr.20070227091955.1"><vh>@file leoBridge.py</vh></v>
@@ -51,7 +50,7 @@
 <v t="ekr.20031218072017.2794"><vh>@file leoColor.py</vh></v>
 <v t="ekr.20031218072017.2810"><vh>@file leoCommands.py</vh></v>
 <v t="ekr.20041117062700"><vh>@file leoConfig.py</vh></v>
-<v t="ekr.20050710142719" a="E"
+<v t="ekr.20050710142719"
 expanded="ekr.20050920084036.13,ekr.20100901080826.6002,ekr.20100901080826.6155,ekr.20050920084036.53,ekr.20071114081313,ekr.20080108092811,"><vh>@file leoEditCommands.py</vh></v>
 <v t="ekr.20031218072017.3018"><vh>@file leoFileCommands.py</vh></v>
 <v t="ekr.20031218072017.3093" descendentVnodeUnknownAttributes="7d71005506302e31352e3071017d71025808000000616e6e6f7461746571037d710473732e"><vh>@file leoGlobals.py</vh></v>
@@ -78,12 +77,13 @@
 </v>
 <v t="ekr.20110605121601.17862" a="E"><vh>Qt gui</vh>
 <v t="ekr.20110605121601.17863"><vh>@file ../plugins/baseNativeTree.py</vh></v>
-<v t="ekr.20120419093256.10048" a="E"
+<v t="ekr.20120419093256.10048"
 expanded="ekr.20110318080425.14389,"><vh>@file ../plugins/free_layout.py</vh></v>
-<v t="ekr.20110605121601.17954" a="E"
+<v t="ekr.20110605121601.17954"
 expanded="tbrown.20120418121002.25711,ekr.20110605121601.17961,ekr.20110605121601.17966,ekr.20110605121601.17969,"><vh>@file ../plugins/nested_splitter.py</vh></v>
 <v t="ekr.20110605121601.17996"><vh>@file ../plugins/qtframecommands.py</vh></v>
-<v t="ekr.20110605121601.18002" a="E"><vh>@file ../plugins/qtGui.py</vh></v>
+<v t="ekr.20110605121601.18002" a="E"
+expanded="ekr.20110605121601.18136,ekr.20110605121601.18340,ekr.20110605121601.18342,ekr.20110605121601.18343,ekr.20110605121601.18354,ekr.20110605121601.18361,"><vh>@file ../plugins/qtGui.py</vh></v>
 <v t="ekr.20110605121601.18695"><vh>QDesigner files</vh>
 <v t="ekr.20110605121601.18696"><vh>@auto ../test/qtui_generate.py</vh></v>
 <v t="ekr.20110605121601.18698"><vh>@auto ../plugins/qt_main.py</vh></v>
 
=== modified file 'leo/plugins/leoPluginsRef.leo'
--- leo/plugins/leoPluginsRef.leo	2013-04-20 15:05:19 +0000
+++ leo/plugins/leoPluginsRef.leo	2013-05-14 14:51:04 +0000
@@ -58,7 +58,7 @@
 </v>
 </v>
 </v>
-<v t="ekr.20101110150056.9453"><vh> Qt only plugins</vh>
+<v t="ekr.20101110150056.9453" a="E"><vh> Qt only plugins</vh>
 <v t="tbrown.20091029123555.5319" descendentVnodeUnknownAttributes="7d71005503302e3571017d710258040000007465737471037d710458050000005f6564697471057d7106580400000074686973710758120000006f6b20686f77206120626f757420746869737108737373732e"><vh>@file attrib_edit.py</vh></v>
 <v t="ville.20090310191936.10"><vh>@file colorize_headlines.py</vh></v>
 <v t="ekr.20090701111504.5294"><vh>@file contextmenu.py</vh></v>
@@ -72,7 +72,9 @@
 <v t="tbrown.20100318101414.5990"><vh>@file viewrendered.py</vh></v>
 <v t="tbrown.20090206153748.1"><vh>@file graphcanvas.py</vh></v>
 <v t="ville.20110403115003.10348"><vh>@file valuespace.py</vh></v>
-<v t="ville.20130127035134.3685"><vh>@file internal_ipkernel.py</vh></v>
+<v t="ville.20130127035134.3685" a="O"><vh>@file internal_ipkernel.py</vh></v>
+<v t="peckj.20130514093558.4062" a="E"
+expanded="peckj.20130513115943.16249,"><vh>@file printing.py</vh></v>
 <v t="tbrown.20130420091241.44181"><vh>@file screen_capture.py</vh></v>
 </v>
 <v t="ekr.20100103093121.5365"><vh>Auto completion</vh>
@@ -541,5 +543,6 @@
 <t tx="ekr.20121126102050.10134"></t>
 <t tx="rogererens.20041130095659">@ It is possible to link to nodes within the same file.  However clones might be better.
 </t>
+<t tx="ville.20130127035134.3685"></t>
 </tnodes>
 </leo_file>
 
=== added file 'leo/plugins/printing.py'
--- leo/plugins/printing.py	1970-01-01 00:00:00 +0000
+++ leo/plugins/printing.py	2013-05-14 14:51:04 +0000
@@ -0,0 +1,317 @@
+#@+leo-ver=5-thin
+#@+node:peckj.20130513115943.16246: * @file printing.py
+#@@language python
+#@@tabwidth -4
+
+#@+<< docstring >>
+#@+node:peckj.20130513115943.16252: ** << docstring >>
+'''Supports printing from the Qt GUI.
+
+Jacob M. Peck, 2013
+
+Commands
+========
+
+This plugin supports the following twelve commands:
+    
+print-selected-node
+-------------------
+
+Opens up the print dialog to print the selected headline and node.
+
+print-preview-selected-node
+---------------------------
+
+Opens up the print preview dialog to preview the selected headline 
+and node.
+
+print-selected-node-body
+------------------------
+
+Opens up the print dialog to print the selected node body.
+
+print-preview-selected-node-body
+--------------------------------
+
+Opens up the print preview dialog to preview the selected node body.
+
+print-expanded-node
+-------------------
+
+Opens up the print dialog to print the expanded contents of the 
+selected node, with top-level headline.
+
+print-preview-expanded-node
+---------------------------
+
+Opens up the print preview dialog to preview the expanded contents 
+of theselected node, with top-level headline.
+
+print-expanded-node-body
+------------------------
+
+Opens up the print dialog to print the expanded node body.
+
+print-preview-expanded-node-body
+--------------------------------
+
+Opens up the print preview dialog to preview the expanded node 
+body.
+
+print-marked-nodes
+------------------
+
+Opens up the print dialog to print all marked nodes in the current
+outline, with headlines.
+
+print-preview-marked-nodes
+--------------------------
+
+Opens up the print preview dialog to preview all marked nodes in \
+the current outline, with headlines.
+
+print-marked-node-bodies
+------------------------
+
+Opens up the print dialog to print the bodies of all marked nodes
+in the current outline.
+
+print-preview-marked-node-bodies
+--------------------------------
+
+Opens up the print preview dialog to preview the bodies of all 
+marked nodes in the current outline.
+
+Settings
+========
+
+- ``@string printing-font-family = DejaVu Sans Mono``
+  The font family for printing.  A monospaced font is recommended.
+
+- ``@string printing-font-size = 12``
+  The font size for printing bodies, in px.  Due to limitations
+  of PyQt, the size of headlines cannot be changed.
+
+'''
+#@-<< docstring >>
+#@+<< version history >>
+#@+node:peckj.20130513115943.16254: ** << version history >>
+#@+at
+# 
+# version 0.1 (2013-05-14) - initial release
+# 
+#@@c
+#@-<< version history >>
+#@+<< imports >>
+#@+node:peckj.20130513115943.16253: ** << imports >>
+import leo.core.leoGlobals as g
+import leo.plugins.qtGui as qtGui
+from PyQt4 import QtGui
+from PyQt4 import QtCore
+#@-<< imports >>
+
+__version__ = '0.1'
+
+#@+others
+#@+node:peckj.20130513115943.16247: ** init
+def init ():
+
+    if g.app.gui is None:
+        g.app.createQtGui(__file__)
+
+    ok = g.app.gui.guiName().startswith('qt')
+
+    if ok:
+        g.registerHandler(('new','open2'),onCreate)
+        g.plugin_signon(__name__)
+
+    return ok
+#@+node:peckj.20130513115943.16248: ** onCreate
+def onCreate (tag, keys):
+    
+    '''Handle the onCreate event in the printing plugin.'''
+
+    c = keys.get('c')
+    
+    if c:
+       pc = printingController(c)
+       c.thePrintingController = pc 
+       
+#@+node:peckj.20130513115943.16249: ** class printingController
+class printingController:
+
+    #@+others
+    #@+node:peckj.20130513115943.16250: *3* __init__
+    def __init__ (self,c):
+        self.c = c
+        
+        # gather settings
+        self.font_size = c.config.getString('printing-font-size') or '12'
+        self.font_family = c.config.getString('printing-font-family') or 'DejaVu Sans Mono'
+        
+        # initialize
+        self.stylesheet = self.construct_stylesheet()
+        
+        # register commands
+        ## selected node
+        c.k.registerCommand('print-selected-node-body',shortcut=None,func=self.print_selected_node_body)
+        c.k.registerCommand('print-preview-selected-node-body',
+                            shortcut=None,func=self.print_preview_selected_node_body)
+        c.k.registerCommand('print-selected-node',shortcut=None,func=self.print_selected_node)
+        c.k.registerCommand('print-preview-selected-node',
+                            shortcut=None,func=self.print_preview_selected_node)
+        ## expanded node
+        c.k.registerCommand('print-expanded-node-body',shortcut=None,func=self.print_expanded_node_body)
+        c.k.registerCommand('print-preview-expanded-node-body',
+                            shortcut=None,func=self.print_preview_expanded_node_body)
+        c.k.registerCommand('print-expanded-node',shortcut=None,func=self.print_expanded_node)
+        c.k.registerCommand('print-preview-expanded-node',
+                            shortcut=None,func=self.print_preview_expanded_node)
+        ## marked nodes
+        c.k.registerCommand('print-marked-node-bodies',shortcut=None,func=self.print_marked_node_bodies)
+        c.k.registerCommand('print-preview-marked-node-bodies',
+                            shortcut=None,func=self.print_preview_marked_node_bodies)
+        c.k.registerCommand('print-marked-nodes',shortcut=None,func=self.print_marked_nodes)
+        c.k.registerCommand('print-preview-marked-nodes',
+                            shortcut=None,func=self.print_preview_marked_nodes)
+        
+    #@+node:peckj.20130513115943.22457: *3* helpers
+    #@+node:peckj.20130513115943.22458: *4* construct stylesheet
+    def construct_stylesheet(self):
+        s = 'h1 {font-family: %s}\n' % self.font_family
+        s += 'pre {font-family: %s; font-size: %spx}' % (self.font_family, self.font_size)
+        return s
+    #@+node:peckj.20130513115943.22459: *4* construct document
+    def construct_document(self, text, head=None):
+        doc = QtGui.QTextDocument()
+        doc.setDefaultStyleSheet(self.stylesheet)
+        text = self.sanitize_html(text)
+        if head:
+            head = self.sanitize_html(head)
+            contents = "<h1>%s</h1>\n<pre>%s</pre>" % (head, text)
+        else:
+            contents = "<pre>%s<pre>" % text
+        doc.setHtml(contents)
+        return doc
+    #@+node:peckj.20130514082859.5603: *4* construct complex document
+    def construct_complex_document(self, nodes, heads=False):
+        doc = QtGui.QTextDocument()
+        doc.setDefaultStyleSheet(self.stylesheet)
+        contents = ''
+        for n in nodes:
+            if heads:
+                contents += '<h1>%s</h1>\n' % (self.sanitize_html(n.h))
+            contents += '<pre>%s</pre>\n' % (self.sanitize_html(n.b))
+        doc.setHtml(contents)
+        return doc
+    #@+node:peckj.20130513115943.22661: *4* print dialog
+    def print_doc(self, doc):
+        dialog = QtGui.QPrintDialog()
+        if dialog.exec_() == QtGui.QDialog.Accepted:
+            doc.print_(dialog.printer())
+    #@+node:peckj.20130513115943.22662: *4* print preview dialog
+    def print_preview_doc(self, doc):
+        dialog = QtGui.QPrintPreviewDialog()
+        dialog.paintRequested.connect(doc.print_)
+        dialog.exec_()
+    #@+node:peckj.20130514082859.5604: *4* sanitize html
+    def sanitize_html(self, html):
+        ''' quick and dirty way to make sure html is escaped properly for printing '''
+        return html.replace('&', '&amp;').replace('<', '&lt;').replace('>', '&gt;')
+    #@+node:peckj.20130514082859.5610: *4* untangle
+    def untangle(self,p):
+        return g.getScript(self.c,p,
+            useSelectedText=False,
+            useSentinels=False)
+    #@+node:peckj.20130513115943.22666: *3* selected node
+    #@+node:peckj.20130513193024.6336: *4* print_selected_node_body
+    def print_selected_node_body (self,event=None):
+        ''' prints the selected node body'''
+        
+        doc = self.construct_document(self.c.p.b)
+        self.print_doc(doc)
+    #@+node:peckj.20130513193024.6337: *4* print_preview_selected_node_body
+    def print_preview_selected_node_body (self,event=None):
+        ''' print previews the selected node body'''
+        
+        doc = self.construct_document(self.c.p.b)
+        self.print_preview_doc(doc)
+    #@+node:peckj.20130513115943.16251: *4* print_selected_node
+    def print_selected_node (self,event=None):
+        ''' prints the selected node '''
+        
+        doc = self.construct_document(self.c.p.b, head=self.c.p.h)
+        self.print_doc(doc)
+    #@+node:peckj.20130513115943.22456: *4* print_preview_selected_node
+    def print_preview_selected_node (self,event=None):
+        ''' prints the selected node '''
+        
+        doc = self.construct_document(self.c.p.b, head=self.c.p.h)
+        self.print_preview_doc(doc)
+    #@+node:peckj.20130514082859.5616: *3* expanded selected node
+    #@+node:peckj.20130514082859.5617: *4* print_expanded_node_body
+    def print_expanded_node_body (self,event=None):
+        ''' prints the expanded selected node body '''
+         
+        doc = self.construct_document(self.untangle(self.c.p))
+        self.print_doc(doc)
+    #@+node:peckj.20130514082859.5618: *4* print_preview_expanded_node_body
+    def print_preview_expanded_node_body (self,event=None):
+        ''' print previews the expanded selected node body'''
+        
+        doc = self.construct_document(self.untangle(self.c.p))
+        self.print_preview_doc(doc)
+    #@+node:peckj.20130514082859.5619: *4* print_expanded_node
+    def print_expanded_node (self,event=None):
+        ''' prints the expanded selected node '''
+        
+        p = self.c.p
+        doc = self.construct_document(self.untangle(p), head=p.h)
+        self.print_doc(doc)
+    #@+node:peckj.20130514082859.5620: *4* print_preview_expanded_node
+    def print_preview_expanded_node (self,event=None):
+        ''' prints the expanced selected node '''
+        
+        p = self.c.p
+        doc = self.construct_document(self.untangle(p), head=p.h)
+        self.print_preview_doc(doc)
+    #@+node:peckj.20130514082859.5605: *3* marked nodes
+    #@+node:peckj.20130514082859.5606: *4* print_marked_node_bodies
+    def print_marked_node_bodies (self,event=None):
+        ''' prints the marked node bodies'''
+        nodes = []
+        for n in self.c.all_positions():
+            if n.isMarked():
+                nodes.append(n.v)
+        doc = self.construct_complex_document(nodes)
+        self.print_doc(doc)
+    #@+node:peckj.20130514082859.5607: *4* print_preview_marked_node_bodies
+    def print_preview_marked_node_bodies (self,event=None):
+        ''' print previews the marked node bodies'''
+        nodes = []
+        for n in self.c.all_positions():
+            if n.isMarked():
+                nodes.append(n.v)
+        doc = self.construct_complex_document(nodes)
+        self.print_preview_doc(doc)
+    #@+node:peckj.20130514082859.5608: *4* print_marked_nodes
+    def print_marked_nodes (self,event=None):
+        ''' prints the marked nodes'''
+        nodes = []
+        for n in self.c.all_positions():
+            if n.isMarked():
+                nodes.append(n.v)
+        doc = self.construct_complex_document(nodes, heads=True)
+        self.print_doc(doc)
+    #@+node:peckj.20130514082859.5609: *4* print_preview_marked_nodes
+    def print_preview_marked_nodes (self,event=None):
+        ''' print previews the marked nodes'''
+        nodes = []
+        for n in self.c.all_positions():
+            if n.isMarked():
+                nodes.append(n.v)
+        doc = self.construct_complex_document(nodes, heads=True)
+        self.print_preview_doc(doc)
+    #@-others
+#@-others
+#@-leo