Class: KeepYourHead::DialogEditFlashcardLatex

Inherits:
Object
  • Object
show all
Defined in:
lib/Keepyourhead/gui/DialogEditLatex.rb

Constant Summary collapse

Widgets = 
[ "notebook_output", "textview_output", "image_preview", "hscalePage", "hscaleBox",
	"viewport_edit",
]

Instance Method Summary collapse

Constructor Details

#initialize(flashcard, type) ⇒ DialogEditFlashcardLatex

ImageWidth = (Gdk::Screen.default.width * 0.6).to_i



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# File 'lib/Keepyourhead/gui/DialogEditLatex.rb', line 28

def initialize( flashcard, type )
	@compilation = nil

	@glade = GladeXML.new(Resources::system("glade/DialogEditLatex.glade")) { |handler| method(handler) }

	@window = @glade.get_widget("dialog_edit_latex")

	@flashcard, @type = flashcard, type

	Widgets.each { |name|
		widget = @glade.get_widget(name)
		assert widget
		eval("@#{name} = widget")
	}

	@flashcardViewController = FlashcardViewController.new @image_preview, @hscalePage, @hscaleBox
	
	@window.title = "editieren"

#		@notebook_output.width_request = (ImageWidth * 1.1).to_i

	language = Gtk::SourceLanguagesManager.new.get_language("text/x-tex")
	
	@edit_buffer = Gtk::SourceBuffer.new language
	@edit_buffer.set_property( "check-brackets", true )
	@edit_buffer.set_property( "highlight", true )
#		@edit_buffer.set_property( "max-undo-levels", 20 )
	@textview_latex = Gtk::SourceView.new @edit_buffer
	@textview_latex.set_property( "auto-indent", true)
	@textview_latex.set_property( "insert-spaces-instead-of-tabs", false)
#		@textview_latex.set_property( "margin", 10)
	@textview_latex.set_property( "show-line-markers", true)
	@textview_latex.set_property( "show-line-numbers", true)
	@textview_latex.set_property( "show-margin", true)
	@textview_latex.set_property( "smart-home-end", true)
	@textview_latex.set_property( "tabs-width", 4)

	@viewport_edit.add @textview_latex
	@textview_latex.show

	@button_preview = @window.add_button "Vorschau", RESPONSE_PREVIEW
	@button_edit = @window.add_button "editieren", RESPONSE_EDIT
	@window.add_button Gtk::Stock::APPLY, Gtk::Dialog::RESPONSE_APPLY
	@window.add_button Gtk::Stock::CANCEL, Gtk::Dialog::RESPONSE_CANCEL
end

Instance Method Details

#destroy ⇒ Object 



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# File 'lib/Keepyourhead/gui/DialogEditLatex.rb', line 127

def destroy
	@window.destroy
end

#makePreview ⇒ Object 



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# File 'lib/Keepyourhead/gui/DialogEditLatex.rb', line 82

def makePreview
	style = @flashcard.file.style("latex")

	@compilation.remove if @compilation

	@compilation = @flashcard.compileImage(@type, :previewCode => @textview_latex.buffer.text )

	@flashcardViewController.filenames = Images.fromCompilation @type, @compilation
	if @compilation.success and @compilation.filenames.length > 0 then
		@notebook_output.page = 2
	else
		@notebook_output.page = 1
	end

	@textview_output.buffer.text = @compilation.output
end

#run ⇒ Object 



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# File 'lib/Keepyourhead/gui/DialogEditLatex.rb', line 100

def run
	@window.show

	ret = nil

	while ret == nil do
		response = @window.run

		case response
		when Gtk::Dialog::RESPONSE_APPLY
			ret = true
		when Gtk::Dialog::RESPONSE_CANCEL
			ret = false
		when RESPONSE_PREVIEW
			makePreview
		when RESPONSE_EDIT
			@notebook_output.page = 0
		else
	#		puts response
		end
	end

	@compilation.remove if @compilation

	ret
end

#text ⇒ Object 



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# File 'lib/Keepyourhead/gui/DialogEditLatex.rb', line 74

def text
	@edit_buffer.text
end

#text=(t) ⇒ Object 



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# File 'lib/Keepyourhead/gui/DialogEditLatex.rb', line 78

def text=(t)
	@edit_buffer.text = t
end