Added a Python interface to the marker system with a few additional functions for modifying text selections in general. Tweaked some of the events and drawing code and added a template completion script along the lines of gedit's snippets.

release/scripts/textplugin_templates.py

@@ -0,0 +1,114 @@
+#!BPY
+"""
+Name: 'Templates'
+Blender: 246
+Group: 'TextPlugin'
+Shortcut: 'Tab'
+Tooltip: 'Completes templates based on the text preceding the cursor'
+"""
+
+# Only run if we have the required modules
+try:
+	import bpy
+	from BPyTextPlugin import *
+	from Blender import Text
+except ImportError:
+	OK = False
+else:
+	OK = True
+
+templates = {
+	'ie':
+		'if ${1:cond}:\n'
+		'\t${2}\n'
+		'else:\n'
+		'\t${3}\n',
+	'iei':
+		'if ${1:cond}:\n'
+		'\t${2}\n'
+		'elif:\n'
+		'\t${3}\n'
+		'else:\n'
+		'\t${4}\n',
+	'def':
+		'def ${1:name}(${2:params}):\n'
+		'\t"""(${2}) - ${3:comment}"""\n'
+		'\t${4}',
+	'cls':
+		'class ${1:name}(${2:parent}):\n'
+		'\t"""${3:docs}"""\n'
+		'\t\n'
+		'\tdef __init__(self, ${4:params}):\n'
+		'\t\t"""Creates a new ${1}"""\n'
+		'\t\t${5}'
+}
+
+def main():
+	txt = bpy.data.texts.active
+	if not txt:
+		return
+	
+	line, c = current_line(txt)
+	indent=0
+	while indent<len(line) and (line[indent]==' ' or line[indent]=='\t'):
+		indent += 1
+	
+	# Check we are in a normal context
+	if get_context(txt) != CTX_NORMAL:
+		return
+	
+	targets = get_targets(line, c-1);
+	if len(targets) != 1: return
+	
+	color = (0, 192, 32)
+	
+	for trigger, template in templates.items():
+		if trigger != targets[0]: continue
+		inserts = {}
+		txt.delete(-len(trigger)-1)
+		y, x = txt.getCursorPos()
+		first = None
+		
+		# Insert template text and parse for insertion points
+		count = len(template); i = 0
+		while i < count:
+			if i<count-1 and template[i]=='$' and template[i+1]=='{':
+				i += 2
+				e = template.find('}', i)
+				item = template[i:e].split(':')
+				if len(item)<2: item.append('')
+				if not inserts.has_key(item[0]):
+					inserts[item[0]] = (item[1], [(x, y)])
+				else:
+					inserts[item[0]][1].append((x, y))
+					item[1] = inserts[item[0]][0]
+				if not first: first = (item[1], x, y)
+				txt.insert(item[1])
+				x += len(item[1])
+				i = e
+			else:
+				txt.insert(template[i])
+				if template[i] == '\n':
+					txt.insert(line[:indent])
+					y += 1
+					x = indent
+				else:
+					x += 1
+			i += 1
+		
+		# Insert markers at insertion points
+		for id, (text, points) in inserts.items():
+			for x, y in points:
+				txt.setCursorPos(y, x)
+				txt.setSelectPos(y, x+len(text))
+				txt.markSelection(hash(text)+int(id), color, Text.TMARK_TEMP | Text.TMARK_EDITALL)
+		if first:
+			text, x, y = first
+			txt.setCursorPos(y, x)
+			txt.setSelectPos(y, x+len(text))
+		break
+		
+
+# Check we are running as a script and not imported as a module
+if __name__ == "__main__" and OK:
+	main()