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Support for beamer block arguments (#3280)
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@ -12,6 +12,9 @@ adjustments are made to tex2lyx and bugs are fixed in lyx2lyx.
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-----------------------
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2012-12-09 Jürgen Spitzmüller <spitz@lyx.org>
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* Format incremented to 452: Support for beamer block arguments:
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\begin{block}<overlay>{title}
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* Format incremented to 451: Native support for beamer action/overlay arguments.
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\command<overlay> => \begin_inset Argument 1
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@ -792,8 +792,7 @@ Style Block
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Category Blocks
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Margin Dynamic
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LatexType Environment
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NextNoIndent 0
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ParIndent MM
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NextNoIndent 1
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Align Left
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LabelType Static
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LabelSep xx
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@ -807,54 +806,40 @@ Style Block
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Family Roman
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Color latex
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EndFont
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Argument 1
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LabelString "Action Specification|S"
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Tooltip "Specify the overlay settings (see beamer manual)"
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LeftDelim <
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RightDelim >
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EndArgument
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Argument 2
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LabelString "Block Title"
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Tooltip "Enter the block title here"
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Mandatory 1
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Decoration conglomerate
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Font
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Color blue
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Size large
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EndFont
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EndArgument
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End
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Style ExampleBlock
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Category Blocks
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Margin First_Dynamic
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LatexType Environment
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NextNoIndent 0
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ParIndent MM
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Align Left
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LabelType Static
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LabelSep xx
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CopyStyle Block
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LatexName exampleblock
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LabelString "Example Block:"
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ParSkip 0.5
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TopSep 1
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BottomSep 1
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ParSep 0
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Font
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Color green
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EndFont
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LabelFont
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Family Roman
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Color latex
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EndFont
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End
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Style AlertBlock
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Category Blocks
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Margin First_Dynamic
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LatexType Environment
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NextNoIndent 0
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ParIndent MM
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Align Left
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LabelType Static
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LabelSep xx
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CopyStyle Block
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LatexName alertblock
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LabelString "Alert Block:"
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ParSkip 0.5
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TopSep 1
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BottomSep 1
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ParSep 0
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Font
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Color red
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EndFont
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LabelFont
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Family Roman
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Color latex
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EndFont
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End
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@ -25,9 +25,9 @@ import sys, os
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# Uncomment only what you need to import, please.
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from parser_tools import del_token, find_token, find_token_exact, find_token_backwards, find_end_of, \
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find_end_of_inset, find_end_of_layout, find_re, get_option_value, get_containing_layout, \
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get_value, get_quoted_value, set_option_value
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from parser_tools import count_pars_in_inset, del_token, find_token, find_token_exact, \
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find_token_backwards, find_end_of, find_end_of_inset, find_end_of_layout, find_re, \
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get_option_value, get_containing_layout, get_value, get_quoted_value, set_option_value
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#from parser_tools import find_token, find_end_of, find_tokens, \
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#find_end_of_inset, find_end_of_layout, \
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@ -2500,6 +2500,141 @@ def revert_beamerflex(document):
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i += 1
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def revert_beamerblocks(document):
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" Reverts beamer block arguments to ERT "
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beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
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if document.textclass not in beamer_classes:
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return
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blocks = ["Block", "ExampleBlock", "AlertBlock"]
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rx = re.compile(r'^\\begin_inset Argument (\S+)$')
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i = 0
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while True:
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i = find_token(document.body, "\\begin_inset Argument", i)
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if i == -1:
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return
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# Find containing paragraph layout
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parent = get_containing_layout(document.body, i)
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if parent == False:
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document.warning("Malformed lyx document: Can't find parent paragraph layout")
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i = i + 1
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continue
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parbeg = parent[1]
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parend = parent[2]
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realparbeg = parent[3]
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layoutname = parent[0]
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realparend = parend
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for p in range(parbeg, parend):
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if p >= realparend:
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i = realparend
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break
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if layoutname in blocks:
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m = rx.match(document.body[p])
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if m:
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argnr = m.group(1)
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if argnr == "1":
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beginPlain = find_token(document.body, "\\begin_layout Plain Layout", p)
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endPlain = find_end_of_layout(document.body, beginPlain)
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endInset = find_end_of_inset(document.body, p)
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content = document.body[beginPlain + 1 : endPlain]
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# Adjust range end
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realparend = realparend - len(document.body[p : endInset + 1])
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# Remove arg inset
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del document.body[p : endInset + 1]
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subst = put_cmd_in_ert("<") + content + put_cmd_in_ert(">")
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document.body[realparbeg : realparbeg] = subst
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elif argnr == "2":
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beginPlain = find_token(document.body, "\\begin_layout Plain Layout", p)
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endPlain = find_end_of_layout(document.body, beginPlain)
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endInset = find_end_of_inset(document.body, p)
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content = document.body[beginPlain + 1 : endPlain]
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# Adjust range end
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realparend = realparend - len(document.body[p : endInset + 1])
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# Remove arg inset
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del document.body[p : endInset + 1]
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subst = put_cmd_in_ert("{") + content + put_cmd_in_ert("}")
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document.body[realparbeg : realparbeg] = subst
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i = realparend
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def convert_beamerblocks(document):
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" Converts beamer block ERT args to native InsetArgs "
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beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
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if document.textclass not in beamer_classes:
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return
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blocks = ["Block", "ExampleBlock", "AlertBlock"]
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for lay in blocks:
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i = 0
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while True:
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i = find_token_exact(document.body, "\\begin_layout " + lay, i)
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if i == -1:
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break
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parent = get_containing_layout(document.body, i)
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if parent == False or parent[1] != i:
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document.warning("Wrong parent layout!")
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i += 1
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continue
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j = parent[2]
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parbeg = parent[3]
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if i != -1:
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if document.body[parbeg] == "\\begin_inset ERT":
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ertcont = parbeg + 5
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while True:
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if document.body[ertcont].startswith("<"):
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# This is an overlay specification
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# strip off the <
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document.body[ertcont] = document.body[ertcont][1:]
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if document.body[ertcont].endswith(">"):
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# strip off the >
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document.body[ertcont] = document.body[ertcont][:-1]
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# Convert to ArgInset
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document.body[parbeg] = "\\begin_inset Argument 1"
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elif document.body[ertcont].endswith("}"):
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# divide the args
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tok = document.body[ertcont].find('>{')
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if tok != -1:
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document.body[ertcont : ertcont + 1] = [document.body[ertcont][:tok],
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'\\end_layout', '', '\\end_inset', '', '', '\\begin_inset Argument 2',
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'status collapsed', '', '\\begin_layout Plain Layout',
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document.body[ertcont][tok + 2:-1]]
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# Convert to ArgInset
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document.body[parbeg] = "\\begin_inset Argument 1"
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elif document.body[ertcont].startswith("{"):
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# This is the block title
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if document.body[ertcont].endswith("}"):
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# strip off the braces
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document.body[ertcont] = document.body[ertcont][1:-1]
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# Convert to ArgInset
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document.body[parbeg] = "\\begin_inset Argument 2"
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elif count_pars_in_inset(document.body, ertcont) > 1:
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# Multipar ERT. Skip this.
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break
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else:
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convert_TeX_brace_to_Argument(document, i, 2, 2, False, True)
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else:
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break
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j = find_end_of_layout(document.body, i)
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if j == -1:
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document.warning("end of layout not found!")
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k = find_token(document.body, "\\begin_inset Argument", i, j)
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if k == -1:
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document.warning("InsetArgument not found!")
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break
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l = find_end_of_inset(document.body, k)
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m = find_token(document.body, "\\begin_inset ERT", l, j)
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if m == -1:
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break
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ertcont = m + 5
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parbeg = m
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i = j
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##
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# Conversion hub
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#
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@ -2543,10 +2678,12 @@ convert = [
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[448, [convert_literate]],
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[449, []],
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[450, []],
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[451, [convert_beamerargs, convert_againframe_args, convert_corollary_args, convert_quote_args]]
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[451, [convert_beamerargs, convert_againframe_args, convert_corollary_args, convert_quote_args]],
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[452, [convert_beamerblocks]]
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]
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revert = [
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[451, [revert_beamerblocks]],
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[450, [revert_beamerargs, revert_beamerargs2, revert_beamerargs3, revert_beamerflex]],
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[449, [revert_garamondx, revert_garamondx_newtxmath]],
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[448, [revert_itemargs]],
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@ -470,3 +470,19 @@ def get_containing_layout(lines, i):
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if lines[stpar] not in par_params:
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break
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return (lay, stlay, endlay, stpar)
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def count_pars_in_inset(lines, i):
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'''
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Counts the paragraphs within this inset
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'''
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ins = get_containing_inset(lines, i)
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if ins == -1:
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return -1
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pars = 0
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for j in range(ins[1], ins[2]):
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m = re.match(r'\\begin_layout (.*)', lines[j])
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if m and get_containing_inset(lines, j)[0] == ins[0]:
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pars += 1
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return pars
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@ -87,6 +87,8 @@ Format LaTeX feature LyX feature
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[garamondx]{newtxmath} \font_math
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451 beamer overlay arguments InsetArgument
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\command<arg>, \begin{env}<arg>
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452 beamer block arguments InsetArgument
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\begin{block}<overlay>{title}
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General
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@ -30,8 +30,8 @@ extern char const * const lyx_version_info;
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// Do not remove the comment below, so we get merge conflict in
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// independent branches. Instead add your own.
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#define LYX_FORMAT_LYX 451 // spitz: support for overlay args in beamer
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#define LYX_FORMAT_TEX2LYX 451 // spitz: support for overlay args in beamer
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#define LYX_FORMAT_LYX 452 // spitz: support beamer block args
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#define LYX_FORMAT_TEX2LYX 452 // spitz: support beamer block args
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#if LYX_FORMAT_TEX2LYX != LYX_FORMAT_LYX
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#ifndef _MSC_VER
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