Adding upstream version 2.10.34.upstream/2.10.34upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 218 insertions, 0 deletions

diff --git a/libgimpwidgets/gimpunitcombobox.c b/libgimpwidgets/gimpunitcombobox.c
new file mode 100644
index 0000000..fff5577
--- /dev/null
+++ b/libgimpwidgets/gimpunitcombobox.c
@@ -0,0 +1,218 @@
+/* LIBGIMP - The GIMP Library
+ * Copyright (C) 1995-1999 Peter Mattis and Spencer Kimball
+ *
+ * gimpunitcombobox.c
+ * Copyright (C) 2004, 2008  Sven Neumann <sven@gimp.org>
+ *
+ * This library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gtk/gtk.h>
+
+#include "gimpwidgetstypes.h"
+
+#include "gimpunitcombobox.h"
+#include "gimpunitstore.h"
+
+
+/**
+ * SECTION: gimpunitcombobox
+ * @title: GimpUnitComboBox
+ * @short_description: A #GtkComboBox to select a #GimpUnit.
+ * @see_also: #GimpUnit, #GimpUnitStore
+ *
+ * #GimpUnitComboBox selects units stored in a #GimpUnitStore.
+ * It replaces the deprecated #GimpUnitMenu.
+ **/
+
+
+static void  gimp_unit_combo_box_style_set   (GtkWidget        *widget,
+                                              GtkStyle         *prev_style);
+static void  gimp_unit_combo_box_popup_shown (GtkWidget        *widget,
+                                              const GParamSpec *pspec);
+
+
+G_DEFINE_TYPE (GimpUnitComboBox, gimp_unit_combo_box, GTK_TYPE_COMBO_BOX)
+
+#define parent_class gimp_unit_combo_box_parent_class
+
+
+static void
+gimp_unit_combo_box_class_init (GimpUnitComboBoxClass *klass)
+{
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+  widget_class->style_set = gimp_unit_combo_box_style_set;
+
+  gtk_widget_class_install_style_property (widget_class,
+                                           g_param_spec_double ("label-scale",
+                                                                "Label Scale",
+                                                                "The scale for the text cell renderer",
+                                                                0.0,
+                                                                G_MAXDOUBLE,
+                                                                1.0,
+                                                                GIMP_PARAM_READABLE));
+}
+
+static void
+gimp_unit_combo_box_init (GimpUnitComboBox *combo)
+{
+  GtkCellLayout   *layout = GTK_CELL_LAYOUT (combo);
+  GtkCellRenderer *cell;
+
+  cell = gtk_cell_renderer_text_new ();
+  gtk_cell_layout_pack_start (layout, cell, TRUE);
+  gtk_cell_layout_set_attributes (layout, cell,
+                                  "text", GIMP_UNIT_STORE_UNIT_LONG_FORMAT,
+                                  NULL);
+
+  g_signal_connect (combo, "notify::popup-shown",
+                    G_CALLBACK (gimp_unit_combo_box_popup_shown),
+                    NULL);
+}
+
+static void
+gimp_unit_combo_box_style_set (GtkWidget *widget,
+                               GtkStyle  *prev_style)
+{
+  GtkCellLayout   *layout;
+  GtkCellRenderer *cell;
+  gdouble          scale;
+
+  GTK_WIDGET_CLASS (parent_class)->style_set (widget, prev_style);
+
+  gtk_widget_style_get (widget, "label-scale", &scale, NULL);
+
+  /*  hackedehack ...  */
+  layout = GTK_CELL_LAYOUT (gtk_bin_get_child (GTK_BIN (widget)));
+  gtk_cell_layout_clear (layout);
+
+  cell = g_object_new (GTK_TYPE_CELL_RENDERER_TEXT,
+                       "scale", scale,
+                       NULL);
+  gtk_cell_layout_pack_start (layout, cell, TRUE);
+  gtk_cell_layout_set_attributes (layout, cell,
+                                  "text",  GIMP_UNIT_STORE_UNIT_SHORT_FORMAT,
+                                  NULL);
+}
+
+static void
+gimp_unit_combo_box_popup_shown (GtkWidget        *widget,
+                                 const GParamSpec *pspec)
+{
+  GimpUnitStore *store;
+  gboolean       shown;
+
+  g_object_get (widget,
+                "model",       &store,
+                "popup-shown", &shown,
+                NULL);
+
+  if (store)
+    {
+      if (shown)
+        _gimp_unit_store_sync_units (store);
+
+      g_object_unref (store);
+    }
+}
+
+
+/**
+ * gimp_unit_combo_box_new:
+ *
+ * Return value: a new #GimpUnitComboBox.
+ **/
+GtkWidget *
+gimp_unit_combo_box_new (void)
+{
+  GtkWidget     *combo_box;
+  GimpUnitStore *store;
+
+  store = gimp_unit_store_new (0);
+
+  combo_box = g_object_new (GIMP_TYPE_UNIT_COMBO_BOX,
+                            "model", store,
+                            NULL);
+
+  g_object_unref (store);
+
+  return combo_box;
+}
+
+/**
+ * gimp_unit_combo_box_new_with_model:
+ * @model: a GimpUnitStore
+ *
+ * Return value: a new #GimpUnitComboBox.
+ **/
+GtkWidget *
+gimp_unit_combo_box_new_with_model (GimpUnitStore *model)
+{
+  return g_object_new (GIMP_TYPE_UNIT_COMBO_BOX,
+                       "model", model,
+                       NULL);
+}
+
+GimpUnit
+gimp_unit_combo_box_get_active (GimpUnitComboBox *combo)
+{
+  GtkTreeIter iter;
+  gint        unit;
+
+  g_return_val_if_fail (GIMP_IS_UNIT_COMBO_BOX (combo), -1);
+
+  gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combo), &iter);
+
+  gtk_tree_model_get (gtk_combo_box_get_model (GTK_COMBO_BOX (combo)), &iter,
+                      GIMP_UNIT_STORE_UNIT, &unit,
+                      -1);
+
+  return (GimpUnit) unit;
+}
+
+void
+gimp_unit_combo_box_set_active (GimpUnitComboBox *combo,
+                                GimpUnit          unit)
+{
+  GtkTreeModel *model;
+  GtkTreeIter   iter;
+  gboolean      iter_valid;
+
+  g_return_if_fail (GIMP_IS_UNIT_COMBO_BOX (combo));
+
+  model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo));
+
+  _gimp_unit_store_sync_units (GIMP_UNIT_STORE (model));
+
+  for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
+       iter_valid;
+       iter_valid = gtk_tree_model_iter_next (model, &iter))
+    {
+      gint iter_unit;
+
+      gtk_tree_model_get (model, &iter,
+                          GIMP_UNIT_STORE_UNIT, &iter_unit,
+                          -1);
+
+      if (unit == (GimpUnit) iter_unit)
+        {
+          gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo), &iter);
+          break;
+        }
+    }
+}