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// SPDX-License-Identifier: GPL-2.0-or-later
/** @file
* @brief A dialog for CSS selectors
*/
/* Authors:
* Kamalpreet Kaur Grewal
* Tavmjong Bah
*
* Copyright (C) Kamalpreet Kaur Grewal 2016 <grewalkamal005@gmail.com>
* Copyright (C) Tavmjong Bah 2017 <tavmjong@free.fr>
*
* Released under GNU GPL v2+, read the file 'COPYING' for more information.
*/
#include "cssdialog.h"
#include "message-context.h"
#include "message-stack.h"
#include "selection.h"
#include "ui/icon-loader.h"
#include "ui/widget/iconrenderer.h"
#include "verbs.h"
#include "xml/attribute-record.h"
#include <glibmm/i18n.h>
namespace Inkscape {
namespace UI {
namespace Dialog {
/**
* Constructor
* A treeview whose each row corresponds to a CSS property of selector selected.
* New CSS property can be added by clicking '+' at bottom of the CSS pane. '-'
* in front of the CSS property row can be clicked to delete the CSS property.
* Besides clicking on an already selected property row makes the property editable
* and clicking 'Enter' updates the property with changes reflected in the
* drawing.
*/
CssDialog::CssDialog():
UI::Widget::Panel("/dialogs/css", SP_VERB_DIALOG_CSS),
_desktop(nullptr)
{
set_size_request(20, 15);
_mainBox.pack_start(_scrolledWindow, Gtk::PACK_EXPAND_WIDGET);
_treeView.set_headers_visible(true);
_scrolledWindow.add(_treeView);
_scrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
_store = Gtk::ListStore::create(_cssColumns);
_treeView.set_model(_store);
Inkscape::UI::Widget::IconRenderer *addRenderer = manage(new Inkscape::UI::Widget::IconRenderer());
addRenderer->add_icon("edit-delete");
_treeView.append_column("", *addRenderer);
Gtk::TreeViewColumn *col = _treeView.get_column(0);
if (col) {
auto add_icon = Gtk::manage(sp_get_icon_image("list-add", Gtk::ICON_SIZE_SMALL_TOOLBAR));
col->set_clickable(true);
col->set_widget(*add_icon);
add_icon->set_tooltip_text(_("Add a new attribute"));
add_icon->show();
// This gets the GtkButton inside the GtkBox, inside the GtkAlignment, inside the GtkImage icon.
auto button = add_icon->get_parent()->get_parent()->get_parent();
// Assign the button event so that create happens BEFORE delete. If this code
// isn't in this exact way, the onAttrDelete is called when the header lines are pressed.
button->signal_button_release_event().connect(sigc::mem_fun(*this, &CssDialog::_addProperty), true);
}
_propRenderer = Gtk::manage(new Gtk::CellRendererText());
_propRenderer->property_editable() = true;
int nameColNum = _treeView.append_column("CSS Property", *_propRenderer) - 1;
_propCol = _treeView.get_column(nameColNum);
if (_propCol) {
_propCol->add_attribute(_propRenderer->property_text(), _cssColumns._propertyLabel);
}
_sheetRenderer = Gtk::manage(new Gtk::CellRendererText());
_sheetRenderer->property_editable() = true;
int sheetColNum = _treeView.append_column("Style Sheet", *_sheetRenderer) - 1;
_sheetCol = _treeView.get_column(sheetColNum);
if (_sheetCol) {
_sheetCol->add_attribute(_sheetRenderer->property_text(), _cssColumns._styleSheetVal);
}
_attrRenderer = Gtk::manage(new Gtk::CellRendererText());
_attrRenderer->property_editable() = false;
int attrColNum = _treeView.append_column("Style Attribute", *_attrRenderer) - 1;
_attrCol = _treeView.get_column(attrColNum);
if (_attrCol) {
_attrCol->add_attribute(_attrRenderer->property_text(), _cssColumns._styleAttrVal);
}
status.set_halign(Gtk::ALIGN_START);
status.set_valign(Gtk::ALIGN_CENTER);
status.set_size_request(1, -1);
status.set_markup("");
status.set_line_wrap(true);
status_box.pack_start(status, TRUE, TRUE, 0);
_getContents()->pack_end(status_box, false, false, 2);
_message_stack = std::make_shared<Inkscape::MessageStack>();
_message_context = std::unique_ptr<Inkscape::MessageContext>(new Inkscape::MessageContext(_message_stack));
_message_changed_connection =
_message_stack->connectChanged(sigc::bind(sigc::ptr_fun(_set_status_message), GTK_WIDGET(status.gobj())));
_getContents()->pack_start(_mainBox, Gtk::PACK_EXPAND_WIDGET);
css_reset_context(0);
setDesktop(getDesktop());
}
/**
* @brief CssDialog::~CssDialog
* Class destructor
*/
CssDialog::~CssDialog()
{
setDesktop(nullptr);
_message_changed_connection.disconnect();
_message_context = nullptr;
_message_stack = nullptr;
_message_changed_connection.~connection();
}
void CssDialog::_set_status_message(Inkscape::MessageType /*type*/, const gchar *message, GtkWidget *widget)
{
if (widget) {
gtk_label_set_markup(GTK_LABEL(widget), message ? message : "");
}
}
/**
* @brief CssDialog::setDesktop
* @param desktop
* This function sets the 'desktop' for the CSS pane.
*/
void CssDialog::setDesktop(SPDesktop* desktop)
{
_desktop = desktop;
}
/**
* Sets the CSSDialog status bar, depending on which attr is selected.
*/
void CssDialog::css_reset_context(gint css)
{
if (css == 0) {
_message_context->set(Inkscape::NORMAL_MESSAGE, _("<b>Click</b> CSS property to edit."));
} else {
const gchar *name = g_quark_to_string(css);
_message_context->setF(
Inkscape::NORMAL_MESSAGE,
_("Property <b>%s</b> selected. Press <b>Ctrl+Enter</b> when done editing to commit changes."), name);
}
}
/**
* @brief CssDialog::_addProperty
* This function is a slot to signal_clicked for '+' button at the bottom of CSS
* panel. A new row is added, double clicking which text for new property can be
* added.
*/
bool CssDialog::_addProperty(GdkEventButton *event)
{
if (event->type == GDK_BUTTON_RELEASE && event->button == 1) {
_propRow = *(_store->append());
return true;
}
return false;
}
} // namespace Dialog
} // namespace UI
} // namespace Inkscape
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