src/dialogs/layer-properties.cpp

   1 /**
   2  *
   3  * \brief  Dialog for renaming layers
   4  *
   5  * Author:
   6  *   Bryce W. Harrington <bryce@bryceharrington.com>
   7  *
   8  * Copyright (C) 2004 Bryce Harrington
   9  *
  10  * Released under GNU GPL.  Read the file 'COPYING' for more information
  11  */
  12
  13 #ifdef HAVE_CONFIG_H
  14 # include <config.h>
  15 #endif
  16
  17 #include <gtkmm/stock.h>
  18
  19 #include <glibmm/i18n.h>
  20 #include "inkscape.h"
  21 #include "desktop.h"
  22 #include "document.h"
  23 #include "message-stack.h"
  24 #include "desktop-handles.h"
  25 #include "layer-fns.h"
  26 #include "sp-object.h"
  27
  28 #include "layer-properties.h"
  29
  30 namespace Inkscape {
  31 namespace UI {
  32 namespace Dialogs {
  33
  34 LayerPropertiesDialog::LayerPropertiesDialog()
  35 : _strategy(NULL), _desktop(NULL), _layer(NULL)
  36 {
  37     GtkWidget *dlg = GTK_WIDGET(gobj());
  38     g_assert(dlg);
  39
  40     Gtk::VBox *mainVBox = get_vbox();
  41
  42     // Layer name widgets
  43     _layer_name_entry.set_activates_default(true);
  44     _layer_name_hbox.pack_end(_layer_name_entry, false, false, 4);
  45     _layer_name_label.set_label(_("Layer name:"));
  46     _layer_name_hbox.pack_end(_layer_name_label, false, false, 4);
  47     mainVBox->pack_start(_layer_name_hbox, false, false, 4);
  48
  49     // Buttons
  50     _close_button.set_use_stock(true);
  51     _close_button.set_label(Gtk::Stock::CANCEL.id);
  52     _close_button.set_flags(Gtk::CAN_DEFAULT);
  53
  54     _apply_button.set_use_underline(true);
  55     _apply_button.set_flags(Gtk::CAN_DEFAULT);
  56
  57     _close_button.signal_clicked()
  58         .connect(sigc::mem_fun(*this, &LayerPropertiesDialog::_close));
  59     _apply_button.signal_clicked()
  60         .connect(sigc::mem_fun(*this, &LayerPropertiesDialog::_apply));
  61
  62     signal_delete_event().connect(
  63         sigc::bind_return(
  64             sigc::hide(sigc::mem_fun(*this, &LayerPropertiesDialog::_close)),
  65             true
  66         )
  67     );
  68
  69     add_action_widget(_close_button, Gtk::RESPONSE_CLOSE);
  70     add_action_widget(_apply_button, Gtk::RESPONSE_APPLY);
  71
  72     _apply_button.grab_default();
  73
  74     show_all_children();
  75 }
  76
  77 LayerPropertiesDialog::~LayerPropertiesDialog() {
  78     _setDesktop(NULL);
  79     _setLayer(NULL);
  80 }
  81
  82 void LayerPropertiesDialog::_showDialog(LayerPropertiesDialog::Strategy &strategy,
  83                                         SPDesktop *desktop, SPObject *layer)
  84 {
  85     LayerPropertiesDialog *dialog = new LayerPropertiesDialog();
  86
  87     dialog->_strategy = &strategy;
  88     dialog->_setDesktop(desktop);
  89     dialog->_setLayer(layer);
  90
  91     dialog->_strategy->setup(*dialog);
  92
  93     dialog->set_modal(true);
  94     desktop->setWindowTransient (dialog->gobj());
  95     dialog->property_destroy_with_parent() = true;
  96
  97     dialog->show();
  98     dialog->present();
  99 }
 100
 101 void
 102 LayerPropertiesDialog::_apply()
 103 {
 104     g_assert(_strategy != NULL);
 105
 106     _strategy->perform(*this);
 107     sp_document_done(SP_DT_DOCUMENT(SP_ACTIVE_DESKTOP));
 108
 109     _close();
 110 }
 111
 112 void
 113 LayerPropertiesDialog::_close()
 114 {
 115     _setLayer(NULL);
 116     _setDesktop(NULL);
 117     destroy_();
 118     Glib::signal_idle().connect(
 119         sigc::bind_return(
 120             sigc::bind(sigc::ptr_fun(&::operator delete), this),
 121             false
 122         )
 123     );
 124 }
 125
 126 void LayerPropertiesDialog::Rename::setup(LayerPropertiesDialog &dialog) {
 127     SPDesktop *desktop=dialog._desktop;
 128     dialog.set_title(_("Rename Layer"));
 129     gchar const *name = desktop->currentLayer()->label();
 130     dialog._layer_name_entry.set_text(( name ? name : "" ));
 131     dialog._apply_button.set_label(_("_Rename"));
 132 }
 133
 134 void LayerPropertiesDialog::Rename::perform(LayerPropertiesDialog &dialog) {
 135     SPDesktop *desktop=dialog._desktop;
 136     Glib::ustring name(dialog._layer_name_entry.get_text());
 137     desktop->currentLayer()->setLabel(
 138         ( name.empty() ? NULL : (gchar *)name.c_str() )
 139     );
 140     sp_document_done(SP_DT_DOCUMENT(desktop));
 141     // TRANSLATORS: This means "The layer has been renamed"
 142     desktop->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Renamed layer"));
 143 }
 144
 145 void LayerPropertiesDialog::Create::setup(LayerPropertiesDialog &dialog) {
 146     dialog.set_title(_("Add Layer"));
 147     dialog._layer_name_entry.set_text("");
 148     dialog._apply_button.set_label(_("_Add"));
 149 }
 150
 151 void LayerPropertiesDialog::Create::perform(LayerPropertiesDialog &dialog) {
 152     SPDesktop *desktop=dialog._desktop;
 153     SPObject *new_layer=Inkscape::create_layer(
 154         desktop->currentRoot(), dialog._layer
 155     );
 156     Glib::ustring name(dialog._layer_name_entry.get_text());
 157     if (!name.empty()) {
 158         new_layer->setLabel((gchar *)name.c_str());
 159     }
 160     SP_DT_SELECTION(desktop)->clear();
 161     desktop->setCurrentLayer(new_layer);
 162     desktop->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("New layer created."));
 163 }
 164
 165 void LayerPropertiesDialog::_setDesktop(SPDesktop *desktop) {
 166     if (desktop) {
 167         Inkscape::GC::anchor (desktop);
 168     }
 169     if (_desktop) {
 170         Inkscape::GC::release (_desktop);
 171     }
 172     _desktop = desktop;
 173 }
 174
 175 void LayerPropertiesDialog::_setLayer(SPObject *layer) {
 176     if (layer) {
 177         sp_object_ref(layer, NULL);
 178     }
 179     if (_layer) {
 180         sp_object_unref(_layer, NULL);
 181     }
 182     _layer = layer;
 183 }
 184
 185 } // namespace
 186 } // namespace
 187 } // namespace
 188
 189
 190 /*
 191   Local Variables:
 192   mode:c++
 193   c-file-style:"stroustrup"
 194   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 195   indent-tabs-mode:nil
 196   fill-column:99
 197   End:
 198 */
 199 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :