Fix for 986446 : Refactor toolbox into tool specific files

(bzr r11346)

1 files changed, 443 insertions, 0 deletions

diff --git a/src/widgets/lpe-toolbar.cpp b/src/widgets/lpe-toolbar.cpp
new file mode 100644
index 000000000..673b1588b
--- /dev/null
+++ b/src/widgets/lpe-toolbar.cpp
@@ -0,0 +1,443 @@
+/**
+ * @file
+ * LPE aux toolbar
+ */
+/* Authors:
+ *   MenTaLguY <mental@rydia.net>
+ *   Lauris Kaplinski <lauris@kaplinski.com>
+ *   bulia byak <buliabyak@users.sf.net>
+ *   Frank Felfe <innerspace@iname.com>
+ *   John Cliff <simarilius@yahoo.com>
+ *   David Turner <novalis@gnu.org>
+ *   Josh Andler <scislac@scislac.com>
+ *   Jon A. Cruz <jon@joncruz.org>
+ *   Maximilian Albert <maximilian.albert@gmail.com>
+ *   Tavmjong Bah <tavmjong@free.fr>
+ *   Abhishek Sharma
+ *   Kris De Gussem <Kris.DeGussem@gmail.com>
+ *
+ * Copyright (C) 2004 David Turner
+ * Copyright (C) 2003 MenTaLguY
+ * Copyright (C) 1999-2011 authors
+ * Copyright (C) 2001-2002 Ximian, Inc.
+ *
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "live_effects/lpe-line_segment.h"
+
+#include "toolbox.h"
+#include "lpe-toolbar.h"
+
+#include "../desktop.h"
+#include "../desktop-handles.h"
+#include "document-undo.h"
+#include "../verbs.h"
+#include "../inkscape.h"
+#include "../connection-pool.h"
+#include "../selection-chemistry.h"
+#include "../selection.h"
+#include "../ege-adjustment-action.h"
+#include "../ege-output-action.h"
+#include "../ege-select-one-action.h"
+#include "../ink-action.h"
+#include "../ink-comboboxentry-action.h"
+#include "../widgets/button.h"
+#include "../widgets/spinbutton-events.h"
+#include "ui/widget/spinbutton.h"
+#include "../widgets/spw-utilities.h"
+#include "../widgets/widget-sizes.h"
+#include "../xml/node-event-vector.h"
+#include "../xml/repr.h"
+#include "ui/uxmanager.h"
+#include "../ui/icon-names.h"
+#include "../helper/unit-menu.h"
+#include "../helper/units.h"
+#include "../helper/unit-tracker.h"
+#include "../pen-context.h"
+#include "../sp-namedview.h"
+#include "../tools-switch.h"
+#include "../live_effects/effect.h"
+#include "../live_effects/lpe-angle_bisector.h"
+#include "../lpe-tool-context.h"
+
+using Inkscape::UnitTracker;
+using Inkscape::UI::UXManager;
+using Inkscape::DocumentUndo;
+using Inkscape::UI::ToolboxFactory;
+using Inkscape::UI::PrefPusher;
+
+
+//########################
+//##      LPETool       ##
+//########################
+
+// the subtools from which the toolbar is built automatically are listed in lpe-tool-context.h
+
+// this is called when the mode is changed via the toolbar (i.e., one of the subtool buttons is pressed)
+static void sp_lpetool_mode_changed(EgeSelectOneAction *act, GObject *tbl)
+{
+    using namespace Inkscape::LivePathEffect;
+
+    SPDesktop *desktop = (SPDesktop *) g_object_get_data(tbl, "desktop");
+    SPEventContext *ec = desktop->event_context;
+    if (!SP_IS_LPETOOL_CONTEXT(ec)) {
+        return;
+    }
+
+    // only take action if run by the attr_changed listener
+    if (!g_object_get_data(tbl, "freeze")) {
+        // in turn, prevent listener from responding
+        g_object_set_data(tbl, "freeze", GINT_TO_POINTER(TRUE));
+
+        gint mode = ege_select_one_action_get_active(act);
+        EffectType type = lpesubtools[mode].type;
+
+        SPLPEToolContext *lc = SP_LPETOOL_CONTEXT(desktop->event_context);
+        bool success = lpetool_try_construction(lc, type);
+        if (success) {
+            // since the construction was already performed, we set the state back to inactive
+            ege_select_one_action_set_active(act, 0);
+            mode = 0;
+        } else {
+            // switch to the chosen subtool
+            SP_LPETOOL_CONTEXT(desktop->event_context)->mode = type;
+        }
+
+        if (DocumentUndo::getUndoSensitive(sp_desktop_document(desktop))) {
+            Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+            prefs->setInt( "/tools/lpetool/mode", mode );
+        }
+
+        g_object_set_data(tbl, "freeze", GINT_TO_POINTER(FALSE));
+    }
+}
+
+static void sp_lpetool_toolbox_sel_modified(Inkscape::Selection *selection, guint /*flags*/, GObject * /*tbl*/)
+{
+    SPEventContext *ec = selection->desktop()->event_context;
+    if (SP_IS_LPETOOL_CONTEXT(ec)) {
+        lpetool_update_measuring_items(SP_LPETOOL_CONTEXT(ec));
+    }
+}
+
+static void sp_lpetool_toolbox_sel_changed(Inkscape::Selection *selection, GObject *tbl)
+{
+    using namespace Inkscape::LivePathEffect;
+    SPEventContext *ec = selection->desktop()->event_context;
+    if (!SP_IS_LPETOOL_CONTEXT(ec)) {
+        return;
+    }
+    SPLPEToolContext *lc = SP_LPETOOL_CONTEXT(ec);
+
+    lpetool_delete_measuring_items(lc);
+    lpetool_create_measuring_items(lc, selection);
+
+    // activate line segment combo box if a single item with LPELineSegment is selected
+    GtkAction* w = GTK_ACTION(g_object_get_data(tbl, "lpetool_line_segment_action"));
+    SPItem *item = selection->singleItem();
+    if (item && SP_IS_LPE_ITEM(item) && lpetool_item_has_construction(lc, item)) {
+        SPLPEItem *lpeitem = SP_LPE_ITEM(item);
+        Effect* lpe = sp_lpe_item_get_current_lpe(lpeitem);
+        if (lpe && lpe->effectType() == LINE_SEGMENT) {
+            LPELineSegment *lpels = static_cast<LPELineSegment*>(lpe);
+            g_object_set_data(tbl, "currentlpe", lpe);
+            g_object_set_data(tbl, "currentlpeitem", lpeitem);
+            gtk_action_set_sensitive(w, TRUE);
+            ege_select_one_action_set_active(EGE_SELECT_ONE_ACTION(w), lpels->end_type.get_value());
+        } else {
+            g_object_set_data(tbl, "currentlpe", NULL);
+            g_object_set_data(tbl, "currentlpeitem", NULL);
+            gtk_action_set_sensitive(w, FALSE);
+        }
+    } else {
+        g_object_set_data(tbl, "currentlpe", NULL);
+        g_object_set_data(tbl, "currentlpeitem", NULL);
+        gtk_action_set_sensitive(w, FALSE);
+    }
+}
+
+static void lpetool_toggle_show_bbox(GtkToggleAction *act, gpointer data) {
+    SPDesktop *desktop = static_cast<SPDesktop *>(data);
+    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+
+    bool show = gtk_toggle_action_get_active( act );
+    prefs->setBool("/tools/lpetool/show_bbox",  show);
+
+    if (tools_isactive(desktop, TOOLS_LPETOOL)) {
+        SPLPEToolContext *lc = SP_LPETOOL_CONTEXT(desktop->event_context);
+        lpetool_context_reset_limiting_bbox(lc);
+    }
+}
+
+static void lpetool_toggle_show_measuring_info(GtkToggleAction *act, GObject *tbl)
+{
+    SPDesktop *desktop = static_cast<SPDesktop *>(g_object_get_data(tbl, "desktop"));
+    if (!tools_isactive(desktop, TOOLS_LPETOOL)) {
+        return;
+    }
+
+    GtkAction *unitact = static_cast<GtkAction*>(g_object_get_data(tbl, "lpetool_units_action"));
+    SPLPEToolContext *lc = SP_LPETOOL_CONTEXT(desktop->event_context);
+    if (tools_isactive(desktop, TOOLS_LPETOOL)) {
+        Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+        bool show = gtk_toggle_action_get_active( act );
+        prefs->setBool("/tools/lpetool/show_measuring_info",  show);
+        lpetool_show_measuring_info(lc, show);
+        gtk_action_set_sensitive(GTK_ACTION(unitact), show);
+    }
+}
+
+static void lpetool_unit_changed(GtkAction* /*act*/, GObject* tbl)
+{
+    UnitTracker* tracker = reinterpret_cast<UnitTracker*>(g_object_get_data(tbl, "tracker"));
+    SPUnit const *unit = tracker->getActiveUnit();
+    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+    prefs->setInt("/tools/lpetool/unitid", unit->unit_id);
+
+    SPDesktop *desktop = (SPDesktop *) g_object_get_data( tbl, "desktop" );
+    if (SP_IS_LPETOOL_CONTEXT(desktop->event_context)) {
+        SPLPEToolContext *lc = SP_LPETOOL_CONTEXT(desktop->event_context);
+        lpetool_delete_measuring_items(lc);
+        lpetool_create_measuring_items(lc);
+    }
+}
+
+static void lpetool_toggle_set_bbox(GtkToggleAction *act, gpointer data)
+{
+    SPDesktop *desktop = static_cast<SPDesktop *>(data);
+    Inkscape::Selection *selection = desktop->selection;
+
+    Geom::OptRect bbox = selection->visualBounds();
+
+    if (bbox) {
+        Geom::Point A(bbox->min());
+        Geom::Point B(bbox->max());
+
+        A *= desktop->doc2dt();
+        B *= desktop->doc2dt();
+
+        // TODO: should we provide a way to store points in prefs?
+        Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+        prefs->setDouble("/tools/lpetool/bbox_upperleftx", A[Geom::X]);
+        prefs->setDouble("/tools/lpetool/bbox_upperlefty", A[Geom::Y]);
+        prefs->setDouble("/tools/lpetool/bbox_lowerrightx", B[Geom::X]);
+        prefs->setDouble("/tools/lpetool/bbox_lowerrighty", B[Geom::Y]);
+
+        lpetool_context_reset_limiting_bbox(SP_LPETOOL_CONTEXT(desktop->event_context));
+    }
+
+    gtk_toggle_action_set_active(act, false);
+}
+
+static void sp_line_segment_build_list(GObject *tbl)
+{
+    g_object_set_data(tbl, "line_segment_list_blocked", GINT_TO_POINTER(TRUE));
+
+    EgeSelectOneAction* selector = static_cast<EgeSelectOneAction *>(g_object_get_data(tbl, "lpetool_line_segment_action"));
+    GtkListStore* model = GTK_LIST_STORE(ege_select_one_action_get_model(selector));
+    gtk_list_store_clear (model);
+
+    // TODO: we add the entries of rht combo box manually; later this should be done automatically
+    {
+        GtkTreeIter iter;
+        gtk_list_store_append( model, &iter );
+        gtk_list_store_set( model, &iter, 0, _("Closed"), 1, 0, -1 );
+        gtk_list_store_append( model, &iter );
+        gtk_list_store_set( model, &iter, 0, _("Open start"), 1, 1, -1 );
+        gtk_list_store_append( model, &iter );
+        gtk_list_store_set( model, &iter, 0, _("Open end"), 1, 2, -1 );
+        gtk_list_store_append( model, &iter );
+        gtk_list_store_set( model, &iter, 0, _("Open both"), 1, 3, -1 );
+    }
+
+    g_object_set_data(tbl, "line_segment_list_blocked", GINT_TO_POINTER(FALSE));
+}
+
+static void sp_lpetool_change_line_segment_type(EgeSelectOneAction* act, GObject* tbl)
+{
+    using namespace Inkscape::LivePathEffect;
+
+    // quit if run by the attr_changed listener
+    if (g_object_get_data(tbl, "freeze")) {
+        return;
+    }
+
+    // in turn, prevent listener from responding
+    g_object_set_data(tbl, "freeze", GINT_TO_POINTER(TRUE));
+
+    LPELineSegment *lpe = static_cast<LPELineSegment *>(g_object_get_data(tbl, "currentlpe"));
+    SPLPEItem *lpeitem = static_cast<SPLPEItem *>(g_object_get_data(tbl, "currentlpeitem"));
+    if (lpeitem) {
+        SPLPEItem *lpeitem = static_cast<SPLPEItem *>(g_object_get_data(tbl, "currentlpeitem"));
+        lpe->end_type.param_set_value(static_cast<Inkscape::LivePathEffect::EndType>(ege_select_one_action_get_active(act)));
+        sp_lpe_item_update_patheffect(lpeitem, true, true);
+    }
+
+    g_object_set_data( tbl, "freeze", GINT_TO_POINTER(FALSE) );
+}
+
+static void lpetool_open_lpe_dialog(GtkToggleAction *act, gpointer data)
+{
+    SPDesktop *desktop = static_cast<SPDesktop *>(data);
+
+    if (tools_isactive(desktop, TOOLS_LPETOOL)) {
+        sp_action_perform(Inkscape::Verb::get(SP_VERB_DIALOG_LIVE_PATH_EFFECT)->get_action(desktop), NULL);
+    }
+    gtk_toggle_action_set_active(act, false);
+}
+
+void sp_lpetool_toolbox_prep(SPDesktop *desktop, GtkActionGroup* mainActions, GObject* holder)
+{
+    UnitTracker* tracker = new UnitTracker(SP_UNIT_ABSOLUTE | SP_UNIT_DEVICE);
+    tracker->setActiveUnit(sp_desktop_namedview(desktop)->doc_units);
+    g_object_set_data(holder, "tracker", tracker);
+    SPUnit const *unit = tracker->getActiveUnit();
+
+    Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+    prefs->setInt("/tools/lpetool/unitid", unit->unit_id);
+
+    /** Automatically create a list of LPEs that get added to the toolbar **/
+    {
+        GtkListStore* model = gtk_list_store_new( 3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING );
+
+        GtkTreeIter iter;
+
+        // the first toggle button represents the state that no subtool is active (remove this when
+        // this can be modeled by EgeSelectOneAction or some other action)
+        gtk_list_store_append( model, &iter );
+        gtk_list_store_set( model, &iter,
+                            0, _("All inactive"),
+                            1, _("No geometric tool is active"),
+                            2, "draw-geometry-inactive",
+                            -1 );
+
+        Inkscape::LivePathEffect::EffectType type;
+        for (int i = 1; i < num_subtools; ++i) { // we start with i = 1 because INVALID_LPE was already added
+            type =  lpesubtools[i].type;
+            gtk_list_store_append( model, &iter );
+            gtk_list_store_set( model, &iter,
+                                0, Inkscape::LivePathEffect::LPETypeConverter.get_label(type).c_str(),
+                                1, Inkscape::LivePathEffect::LPETypeConverter.get_label(type).c_str(),
+                                2, lpesubtools[i].icon_name,
+                                -1 );
+        }
+
+        EgeSelectOneAction* act = ege_select_one_action_new( "LPEToolModeAction", (""), (""), NULL, GTK_TREE_MODEL(model) );
+        gtk_action_group_add_action( mainActions, GTK_ACTION(act) );
+        g_object_set_data( holder, "lpetool_mode_action", act );
+
+        ege_select_one_action_set_appearance( act, "full" );
+        ege_select_one_action_set_radio_action_type( act, INK_RADIO_ACTION_TYPE );
+        g_object_set( G_OBJECT(act), "icon-property", "iconId", NULL );
+        ege_select_one_action_set_icon_column( act, 2 );
+        ege_select_one_action_set_tooltip_column( act, 1  );
+
+        gint lpeToolMode = prefs->getInt("/tools/lpetool/mode", 0);
+        ege_select_one_action_set_active( act, lpeToolMode );
+        g_signal_connect_after( G_OBJECT(act), "changed", G_CALLBACK(sp_lpetool_mode_changed), holder );
+    }
+
+    /* Show limiting bounding box */
+    {
+        InkToggleAction* act = ink_toggle_action_new( "LPEShowBBoxAction",
+                                                      _("Show limiting bounding box"),
+                                                      _("Show bounding box (used to cut infinite lines)"),
+                                                      "show-bounding-box",
+                                                      Inkscape::ICON_SIZE_DECORATION );
+        gtk_action_group_add_action( mainActions, GTK_ACTION( act ) );
+        g_signal_connect_after( G_OBJECT(act), "toggled", G_CALLBACK(lpetool_toggle_show_bbox), desktop );
+        gtk_toggle_action_set_active( GTK_TOGGLE_ACTION(act), prefs->getBool( "/tools/lpetool/show_bbox", true ) );
+    }
+
+    /* Set limiting bounding box to bbox of current selection */
+    {
+        InkToggleAction* act = ink_toggle_action_new( "LPEBBoxFromSelectionAction",
+                                                      _("Get limiting bounding box from selection"),
+                                                      _("Set limiting bounding box (used to cut infinite lines) to the bounding box of current selection"),
+                                                      "draw-geometry-set-bounding-box",
+                                                      Inkscape::ICON_SIZE_DECORATION );
+        gtk_action_group_add_action( mainActions, GTK_ACTION( act ) );
+        g_signal_connect_after( G_OBJECT(act), "toggled", G_CALLBACK(lpetool_toggle_set_bbox), desktop );
+        gtk_toggle_action_set_active( GTK_TOGGLE_ACTION(act), FALSE );
+    }
+
+
+    /* Combo box to choose line segment type */
+    {
+        GtkListStore* model = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT);
+        EgeSelectOneAction* act = ege_select_one_action_new ("LPELineSegmentAction", "" , (_("Choose a line segment type")), NULL, GTK_TREE_MODEL(model));
+        ege_select_one_action_set_appearance (act, "compact");
+        g_object_set_data (holder, "lpetool_line_segment_action", act );
+
+        g_object_set_data(holder, "line_segment_list_blocked", GINT_TO_POINTER(FALSE));
+
+        sp_line_segment_build_list (holder);
+
+        g_signal_connect(G_OBJECT(act), "changed", G_CALLBACK(sp_lpetool_change_line_segment_type), holder);
+        gtk_action_set_sensitive( GTK_ACTION(act), FALSE );
+        gtk_action_group_add_action(mainActions, GTK_ACTION(act));
+    }
+
+    /* Display measuring info for selected items */
+    {
+        InkToggleAction* act = ink_toggle_action_new( "LPEMeasuringAction",
+                                                      _("Display measuring info"),
+                                                      _("Display measuring info for selected items"),
+                                                      "draw-geometry-show-measuring-info",
+                                                      Inkscape::ICON_SIZE_DECORATION );
+        gtk_action_group_add_action( mainActions, GTK_ACTION( act ) );
+        g_signal_connect_after( G_OBJECT(act), "toggled", G_CALLBACK(lpetool_toggle_show_measuring_info), holder );
+        gtk_toggle_action_set_active( GTK_TOGGLE_ACTION(act), prefs->getBool( "/tools/lpetool/show_measuring_info", true ) );
+    }
+
+    // add the units menu
+    {
+        GtkAction* act = tracker->createAction( "LPEToolUnitsAction", _("Units"), ("") );
+        gtk_action_group_add_action( mainActions, act );
+        g_signal_connect_after( G_OBJECT(act), "changed", G_CALLBACK(lpetool_unit_changed), (GObject*)holder );
+        g_object_set_data(holder, "lpetool_units_action", act);
+        gtk_action_set_sensitive(act, prefs->getBool("/tools/lpetool/show_measuring_info", true));
+    }
+
+    /* Open LPE dialog (to adapt parameters numerically) */
+    {
+        InkToggleAction* act = ink_toggle_action_new( "LPEOpenLPEDialogAction",
+                                                      _("Open LPE dialog"),
+                                                      _("Open LPE dialog (to adapt parameters numerically)"),
+                                                      "dialog-geometry",
+                                                      Inkscape::ICON_SIZE_DECORATION );
+        gtk_action_group_add_action( mainActions, GTK_ACTION( act ) );
+        g_signal_connect_after( G_OBJECT(act), "toggled", G_CALLBACK(lpetool_open_lpe_dialog), desktop );
+        gtk_toggle_action_set_active( GTK_TOGGLE_ACTION(act), FALSE );
+    }
+
+    //watch selection
+    Inkscape::ConnectionPool* pool = Inkscape::ConnectionPool::new_connection_pool ("ISNodeToolbox");
+
+    sigc::connection *c_selection_modified =
+        new sigc::connection (sp_desktop_selection (desktop)->connectModified
+                              (sigc::bind (sigc::ptr_fun (sp_lpetool_toolbox_sel_modified), (GObject*)holder)));
+    pool->add_connection ("selection-modified", c_selection_modified);
+
+    sigc::connection *c_selection_changed =
+        new sigc::connection (sp_desktop_selection (desktop)->connectChanged
+                              (sigc::bind (sigc::ptr_fun(sp_lpetool_toolbox_sel_changed), (GObject*)holder)));
+    pool->add_connection ("selection-changed", c_selection_changed);
+}
+
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :