1 files changed, 143 insertions, 0 deletions
diff --git a/tikzit-1/src/gtk/EdgeStyleSelector.m b/tikzit-1/src/gtk/EdgeStyleSelector.m
new file mode 100644
index 0000000..6a9db33
--- /dev/null
+++ b/tikzit-1/src/gtk/EdgeStyleSelector.m
@@ -0,0 +1,143 @@
+/*
+ * Copyright 2012  Alex Merry <dev@randomguy3.me.uk>
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#import "EdgeStyleSelector.h"
+
+#import "EdgeStylesModel.h"
+
+// {{{ Internal interfaces
+static void selection_changed_cb (GtkTreeSelection *sel, EdgeStyleSelector *mgr);
+// }}}
+// {{{ API
+
+@implementation EdgeStyleSelector
+
+- (id) init {
+    [self release];
+    return nil;
+}
+
+- (id) initWithStyleManager:(StyleManager*)m {
+    return [self initWithModel:[EdgeStylesModel modelWithStyleManager:m]];
+}
+- (id) initWithModel:(EdgeStylesModel*)m {
+    self = [super init];
+
+    if (self) {
+        model = [m retain];
+
+        view = GTK_TREE_VIEW (gtk_tree_view_new_with_model ([m model]));
+        gtk_tree_view_set_headers_visible (view, FALSE);
+        g_object_ref (view);
+
+        GtkCellRenderer *renderer;
+        GtkTreeViewColumn *column;
+        renderer = gtk_cell_renderer_pixbuf_new ();
+        column = gtk_tree_view_column_new_with_attributes (
+                "Preview",
+                renderer,
+                "pixbuf", EDGE_STYLES_ICON_COL,
+                NULL);
+        gtk_tree_view_append_column (view, column);
+        gtk_tree_view_set_tooltip_column (view, EDGE_STYLES_NAME_COL);
+
+        GtkTreeSelection *sel = gtk_tree_view_get_selection (view);
+        gtk_tree_selection_set_mode (sel, GTK_SELECTION_SINGLE);
+
+        g_signal_connect (G_OBJECT (sel),
+                          "changed",
+                          G_CALLBACK (selection_changed_cb),
+                          self);
+    }
+
+    return self;
+}
+
+- (void) dealloc {
+    [[NSNotificationCenter defaultCenter] removeObserver:self];
+
+    g_object_unref (view);
+    [model release];
+
+    [super dealloc];
+}
+
+- (EdgeStylesModel*) model {
+    return model;
+}
+
+- (void) setModel:(EdgeStylesModel*)m {
+    if (m == model)
+        return;
+
+    EdgeStylesModel *oldModel = model;
+    model = [m retain];
+    gtk_tree_view_set_model (view, [model model]);
+    [oldModel release];
+}
+
+- (GtkWidget*) widget {
+    return GTK_WIDGET (view);
+}
+
+- (EdgeStyle*) selectedStyle {
+    GtkTreeSelection *sel = gtk_tree_view_get_selection (view);
+    GtkTreeIter iter;
+
+    if (!gtk_tree_selection_get_selected (sel, NULL, &iter)) {
+        return nil;
+    }
+
+    EdgeStyle *style = nil;
+    gtk_tree_model_get ([model model], &iter, EDGE_STYLES_PTR_COL, &style, -1);
+
+    return style;
+}
+
+- (void) setSelectedStyle:(EdgeStyle*)style {
+    GtkTreeSelection *sel = gtk_tree_view_get_selection (view);
+
+    if (style == nil) {
+        gtk_tree_selection_unselect_all (sel);
+        return;
+    }
+
+    GtkTreePath *path = [model pathFromStyle:style];
+    if (path) {
+        gtk_tree_selection_unselect_all (sel);
+        gtk_tree_selection_select_path (sel, path);
+        gtk_tree_path_free (path);
+    }
+}
+@end
+
+// }}}
+// {{{ GTK+ callbacks
+
+static void selection_changed_cb (GtkTreeSelection *sel, EdgeStyleSelector *mgr) {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+    [[NSNotificationCenter defaultCenter]
+        postNotificationName:@"SelectedStyleChanged"
+                      object:mgr];
+
+    [pool drain];
+}
+// }}}
+
+// vim:ft=objc:ts=8:et:sts=4:sw=4:foldmethod=marker
+