From cca66b9ec4e494c1d919bff0f71a820d8afab1fa Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:24:48 +0200 Subject: Adding upstream version 1.2.2. Signed-off-by: Daniel Baumann --- src/extension/prefdialog/widget-label.cpp | 121 ++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 src/extension/prefdialog/widget-label.cpp (limited to 'src/extension/prefdialog/widget-label.cpp') diff --git a/src/extension/prefdialog/widget-label.cpp b/src/extension/prefdialog/widget-label.cpp new file mode 100644 index 0000000..56ba0c1 --- /dev/null +++ b/src/extension/prefdialog/widget-label.cpp @@ -0,0 +1,121 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * Description widget for extensions + *//* + * Authors: + * Ted Gould + * Johan Engelen * + * Patrick Storz + * + * Copyright (C) 2005-2019 Authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "widget-label.h" + +#include +#include +#include +#include + +#include "xml/node.h" +#include "extension/extension.h" + +namespace Inkscape { +namespace Extension { + + +WidgetLabel::WidgetLabel(Inkscape::XML::Node *xml, Inkscape::Extension::Extension *ext) + : InxWidget(xml, ext) +{ + // construct the text content by concatenating all (non-empty) text nodes, + // removing all other nodes (e.g. comment nodes) and replacing elements with "
" + Inkscape::XML::Node * cur_child = xml->firstChild(); + while (cur_child != nullptr) { + if (cur_child->type() == XML::NodeType::TEXT_NODE && cur_child->content() != nullptr) { + _value += cur_child->content(); + } else if (cur_child->type() == XML::NodeType::ELEMENT_NODE && !g_strcmp0(cur_child->name(), "extension:br")) { + _value += "
"; + } + cur_child = cur_child->next(); + } + + // do replacements in the source string to account for the attribute xml:space="preserve" + // (those should match replacements potentially performed by xgettext to allow for proper translation) + if (g_strcmp0(xml->attribute("xml:space"), "preserve") == 0) { + // xgettext copies the source string verbatim in this case, so no changes needed + } else { + // remove all whitespace from start/end of string and replace intermediate whitespace with a single space + _value = Glib::Regex::create("^\\s+|\\s+$")->replace_literal(_value, 0, "", (Glib::RegexMatchFlags)0); + _value = Glib::Regex::create("\\s+")->replace_literal(_value, 0, " ", (Glib::RegexMatchFlags)0); + } + + // translate value + if (!_value.empty()) { + if (_translatable != NO) { // translate unless explicitly marked untranslatable + _value = get_translation(_value.c_str()); + } + } + + // finally replace all remaining
with a real newline character + _value = Glib::Regex::create("
")->replace_literal(_value, 0, "\n", (Glib::RegexMatchFlags)0); + + // parse appearance + if (_appearance) { + if (!strcmp(_appearance, "header")) { + _mode = HEADER; + } else if (!strcmp(_appearance, "url")) { + _mode = URL; + } else { + g_warning("Invalid value ('%s') for appearance of label widget in extension '%s'", + _appearance, _extension->get_id()); + } + } +} + +/** \brief Create a label for the description */ +Gtk::Widget *WidgetLabel::get_widget(sigc::signal * /*changeSignal*/) +{ + if (_hidden) { + return nullptr; + } + + Glib::ustring newtext = _value; + + Gtk::Label *label = Gtk::manage(new Gtk::Label()); + if (_mode == HEADER) { + label->set_markup(Glib::ustring("") + Glib::Markup::escape_text(newtext) + Glib::ustring("")); + label->set_margin_top(5); + label->set_margin_bottom(5); + } else if (_mode == URL) { + Glib::ustring escaped_url = Glib::Markup::escape_text(newtext); + label->set_markup(Glib::ustring::compose("%1", escaped_url)); + } else { + label->set_text(newtext); + } + label->set_line_wrap(); + label->set_xalign(0); + + // TODO: Ugly "fix" for gtk3 width/height calculation of labels. + // - If not applying any limits long labels will make the window grow horizontally until it uses up + // most of the available space (i.e. most of the screen area) which is ridiculously wide. + // - By using "set_default_size(0,0)" in prefidalog.cpp we tell the window to shrink as much as possible, + // however this can result in a much too narrow dialog instead and a lot of unnecessary wrapping. + // - Here we set a lower limit of GUI_MAX_LINE_LENGTH characters per line that long texts will always use. + // This means texts can not shrink anymore (they can still grow, though) and it's also necessary + // to prevent https://bugzilla.gnome.org/show_bug.cgi?id=773572 + int len = newtext.length(); + label->set_width_chars(len > GUI_MAX_LINE_LENGTH ? GUI_MAX_LINE_LENGTH : len); + + label->show(); + + Gtk::Box *hbox = Gtk::manage(new Gtk::Box(Gtk::ORIENTATION_HORIZONTAL)); + hbox->pack_start(*label, true, true); + hbox->show(); + + return hbox; +} + +} /* namespace Extension */ +} /* namespace Inkscape */ -- cgit v1.2.3