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# -*- coding: UTF-8 -*-
#
# codeboxes.py
#
# Copyright 2009-2012 Giuseppe Penone <giuspen@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
import gtk, gtksourceview2, pango
import os
import cons, support
DRAW_SPACES_FLAGS = gtksourceview2.DRAW_SPACES_ALL & ~gtksourceview2.DRAW_SPACES_NEWLINE
class CodeBoxesHandler:
"""Handler of the CodeBoxes"""
def __init__(self, dad):
"""Lists Handler boot"""
self.dad = dad
def codebox_cut(self, *args):
"""Cut CodeBox"""
self.dad.object_set_selection(self.curr_codebox_anchor)
self.dad.sourceview.emit("cut-clipboard")
def codebox_copy(self, *args):
"""Copy CodeBox"""
self.dad.object_set_selection(self.curr_codebox_anchor)
self.dad.sourceview.emit("copy-clipboard")
def codebox_delete(self, *args):
"""Delete CodeBox"""
self.dad.object_set_selection(self.curr_codebox_anchor)
self.dad.curr_buffer.delete_selection(True, self.dad.sourceview.get_editable())
self.dad.sourceview.grab_focus()
def on_key_press_codeboxhandledialog(self, widget, event):
"""Catches CodeBoxHandle Dialog key presses"""
keyname = gtk.gdk.keyval_name(event.keyval)
if keyname == "Return": self.dad.glade.codeboxhandledialog_button_ok.clicked()
def codebox_handle(self):
"""Insert Code Box"""
if self.dad.curr_buffer.get_has_selection():
iter_sel_start, iter_sel_end = self.dad.curr_buffer.get_selection_bounds()
fill_text = self.dad.curr_buffer.get_text(iter_sel_start, iter_sel_end)
else: fill_text = None
self.dad.glade.codeboxhandledialog.set_title(_("Insert a CodeBox"))
response = self.dad.glade.codeboxhandledialog.run()
self.dad.glade.codeboxhandledialog.hide()
if response != 1: return # the user aborted the operation
codebox_dict = {
'frame_width': int(self.dad.glade.spinbutton_codebox_width.get_value()),
'frame_height': int(self.dad.glade.spinbutton_codebox_height.get_value()),
'width_in_pixels': self.dad.glade.radiobutton_codebox_pixels.get_active(),
'syntax_highlighting': self.dad.prog_lang_liststore[self.dad.glade.combobox_prog_lang_codebox.get_active_iter()][1],
'highlight_brackets': self.dad.glade.checkbutton_codebox_matchbrackets.get_active(),
'show_line_numbers': self.dad.glade.checkbutton_codebox_linenumbers.get_active(),
'fill_text': fill_text
}
if fill_text: self.dad.curr_buffer.delete(iter_sel_start, iter_sel_end)
iter_insert = self.dad.curr_buffer.get_iter_at_mark(self.dad.curr_buffer.get_insert())
self.codebox_insert(iter_insert, codebox_dict)
def codebox_insert(self, iter_insert, codebox_dict, codebox_justification=None, text_buffer=None):
"""Insert Code Box"""
if not text_buffer: text_buffer = self.dad.curr_buffer
anchor = text_buffer.create_child_anchor(iter_insert)
anchor.frame_width = codebox_dict['frame_width']
anchor.frame_height = codebox_dict['frame_height']
anchor.width_in_pixels = codebox_dict['width_in_pixels']
anchor.syntax_highlighting = codebox_dict['syntax_highlighting']
anchor.highlight_brackets = codebox_dict['highlight_brackets']
anchor.show_line_numbers = codebox_dict['show_line_numbers']
anchor.sourcebuffer = gtksourceview2.Buffer()
anchor.sourcebuffer.set_style_scheme(self.dad.sourcestyleschememanager.get_scheme(self.dad.style_scheme))
self.dad.set_sourcebuffer_syntax_highlight(anchor.sourcebuffer, anchor.syntax_highlighting)
anchor.sourcebuffer.set_highlight_matching_brackets(anchor.highlight_brackets)
anchor.sourcebuffer.connect('insert-text', self.dad.on_text_insertion)
anchor.sourcebuffer.connect('delete-range', self.dad.on_text_removal)
anchor.sourcebuffer.connect('modified-changed', self.dad.on_modified_changed)
if codebox_dict['fill_text']:
anchor.sourcebuffer.set_text(codebox_dict['fill_text'])
anchor.sourcebuffer.set_modified(False)
anchor.sourceview = gtksourceview2.View(anchor.sourcebuffer)
anchor.sourceview.set_smart_home_end(gtksourceview2.SMART_HOME_END_BEFORE)
if self.dad.highl_curr_line: anchor.sourceview.set_highlight_current_line(True)
if self.dad.show_white_spaces: anchor.sourceview.set_draw_spaces(DRAW_SPACES_FLAGS)
anchor.sourceview.modify_font(pango.FontDescription(self.dad.code_font))
anchor.sourceview.set_show_line_numbers(anchor.show_line_numbers)
anchor.sourceview.set_insert_spaces_instead_of_tabs(self.dad.spaces_instead_tabs)
anchor.sourceview.set_tab_width(self.dad.tabs_width)
anchor.sourceview.set_auto_indent(self.dad.auto_indent)
anchor.sourceview.connect('populate-popup', self.on_sourceview_populate_popup_codebox, anchor)
anchor.sourceview.connect('key_press_event', self.on_key_press_sourceview_codebox, anchor)
anchor.sourceview.connect('button-press-event', self.on_mouse_button_clicked_codebox, anchor)
if self.dad.line_wrapping: anchor.sourceview.set_wrap_mode(gtk.WRAP_WORD)
else: anchor.sourceview.set_wrap_mode(gtk.WRAP_NONE)
scrolledwindow = gtk.ScrolledWindow()
scrolledwindow.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
scrolledwindow.add(anchor.sourceview)
anchor.frame = gtk.Frame()
self.codebox_apply_width_height(anchor)
anchor.frame.add(scrolledwindow)
self.dad.sourceview.add_child_at_anchor(anchor.frame, anchor)
for win in [gtk.TEXT_WINDOW_LEFT, gtk.TEXT_WINDOW_RIGHT, gtk.TEXT_WINDOW_TOP, gtk.TEXT_WINDOW_BOTTOM]:
anchor.sourceview.set_border_window_size(win, 1)
anchor.frame.set_shadow_type(gtk.SHADOW_NONE)
anchor.frame.show_all()
if codebox_justification:
text_iter = text_buffer.get_iter_at_child_anchor(anchor)
self.dad.state_machine.apply_object_justification(text_iter, codebox_justification, text_buffer)
elif self.dad.user_active:
# if I apply a justification, the state is already updated
self.dad.state_machine.update_state(self.dad.treestore[self.dad.curr_tree_iter][3])
def codebox_increase_width(self, *args):
"""Increase CodeBox Width"""
if self.curr_codebox_anchor.width_in_pixels: self.curr_codebox_anchor.frame_width += 10
else: self.curr_codebox_anchor.frame_width += 3
self.codebox_apply_width_height(self.curr_codebox_anchor, True)
def codebox_decrease_width(self, *args):
"""Increase CodeBox Width"""
if self.curr_codebox_anchor.width_in_pixels:
if self.curr_codebox_anchor.frame_width - 10 >= 10:
self.curr_codebox_anchor.frame_width -= 10
self.codebox_apply_width_height(self.curr_codebox_anchor, True)
else:
if self.curr_codebox_anchor.frame_width - 3 >= 10:
self.curr_codebox_anchor.frame_width -= 3
self.codebox_apply_width_height(self.curr_codebox_anchor, True)
def codebox_increase_height(self, *args):
"""Increase CodeBox Width"""
self.curr_codebox_anchor.frame_height += 10
self.codebox_apply_width_height(self.curr_codebox_anchor, True)
def codebox_decrease_height(self, *args):
"""Increase CodeBox Width"""
if self.curr_codebox_anchor.frame_height - 10 >= 10:
self.curr_codebox_anchor.frame_height -= 10
self.codebox_apply_width_height(self.curr_codebox_anchor, True)
def codebox_apply_width_height(self, anchor, from_shortcut=False):
"""Apply Width and Height Changes to CodeBox"""
if anchor.width_in_pixels: frame_width = anchor.frame_width
else: frame_width = self.dad.get_text_window_width()*anchor.frame_width/100
anchor.frame.set_size_request(frame_width, anchor.frame_height)
if from_shortcut:
self.dad.update_window_save_needed("nbuf", True)
def codebox_change_properties(self, action):
"""Change CodeBox Properties"""
if self.dad.user_active:
self.dad.user_active = False
user_active_restore = True
else: user_active_restore = False
self.dad.glade.spinbutton_codebox_width.set_value(self.curr_codebox_anchor.frame_width)
self.dad.glade.spinbutton_codebox_height.set_value(self.curr_codebox_anchor.frame_height)
self.dad.glade.radiobutton_codebox_pixels.set_active(self.curr_codebox_anchor.width_in_pixels)
self.dad.glade.radiobutton_codebox_percent.set_active(not self.curr_codebox_anchor.width_in_pixels)
self.dad.glade.checkbutton_codebox_matchbrackets.set_active(self.curr_codebox_anchor.highlight_brackets)
self.dad.glade.checkbutton_codebox_linenumbers.set_active(self.curr_codebox_anchor.show_line_numbers)
self.dad.glade.combobox_prog_lang_codebox.set_active_iter(self.dad.get_combobox_prog_lang_iter(self.curr_codebox_anchor.syntax_highlighting))
self.dad.glade.codeboxhandledialog.set_title(_("Edit CodeBox"))
if user_active_restore: self.dad.user_active = True
response = self.dad.glade.codeboxhandledialog.run()
self.dad.glade.codeboxhandledialog.hide()
if response != 1: return # the user aborted the operation
self.curr_codebox_anchor.syntax_highlighting = self.dad.prog_lang_liststore[self.dad.glade.combobox_prog_lang_codebox.get_active_iter()][1]
self.dad.set_sourcebuffer_syntax_highlight(self.curr_codebox_anchor.sourcebuffer, self.curr_codebox_anchor.syntax_highlighting)
self.curr_codebox_anchor.frame_width = int(self.dad.glade.spinbutton_codebox_width.get_value())
self.curr_codebox_anchor.frame_height = int(self.dad.glade.spinbutton_codebox_height.get_value())
self.curr_codebox_anchor.width_in_pixels = self.dad.glade.radiobutton_codebox_pixels.get_active()
self.curr_codebox_anchor.highlight_brackets = self.dad.glade.checkbutton_codebox_matchbrackets.get_active()
self.curr_codebox_anchor.sourcebuffer.set_highlight_matching_brackets(self.curr_codebox_anchor.highlight_brackets)
self.curr_codebox_anchor.show_line_numbers = self.dad.glade.checkbutton_codebox_linenumbers.get_active()
self.curr_codebox_anchor.sourceview.set_show_line_numbers(self.curr_codebox_anchor.show_line_numbers)
self.codebox_apply_width_height(self.curr_codebox_anchor)
self.dad.update_window_save_needed("nbuf", True)
def on_key_press_sourceview_codebox(self, widget, event, anchor):
"""Extend the Default Right-Click Menu of the CodeBox"""
if event.state & gtk.gdk.CONTROL_MASK:
keyname = gtk.gdk.keyval_name(event.keyval)
self.curr_codebox_anchor = anchor
if keyname == "period":
if event.state & gtk.gdk.MOD1_MASK:
self.codebox_decrease_width()
else: self.codebox_increase_width()
elif keyname == "comma":
if event.state & gtk.gdk.MOD1_MASK:
self.codebox_decrease_height()
else: self.codebox_increase_height()
def on_mouse_button_clicked_codebox(self, widget, event, anchor):
"""Catches mouse buttons clicks"""
self.curr_codebox_anchor = anchor
if event.button != 3:
self.dad.object_set_selection(self.curr_codebox_anchor)
def on_sourceview_populate_popup_codebox(self, textview, menu, anchor):
"""Extend the Default Right-Click Menu of the CodeBox"""
self.dad.menu_populate_popup(menu, cons.get_popup_menu_entries_codebox(self), self.dad.orphan_accel_group)
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