Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 245 insertions, 0 deletions

diff --git a/app/widgets/gimpprogressbox.c b/app/widgets/gimpprogressbox.c
new file mode 100644
index 0000000..f99681f
--- /dev/null
+++ b/app/widgets/gimpprogressbox.c
@@ -0,0 +1,245 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpprogressbox.c
+ * Copyright (C) 2004 Michael Natterer <mitch@gimp.org>
+ *
+ * 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 3 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpmath/gimpmath.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimpprogress.h"
+
+#include "gimpprogressbox.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+static void     gimp_progress_box_progress_iface_init (GimpProgressInterface *iface);
+
+static void     gimp_progress_box_dispose            (GObject      *object);
+
+static GimpProgress *
+                gimp_progress_box_progress_start     (GimpProgress *progress,
+                                                      gboolean      cancellable,
+                                                      const gchar  *message);
+static void     gimp_progress_box_progress_end       (GimpProgress *progress);
+static gboolean gimp_progress_box_progress_is_active (GimpProgress *progress);
+static void     gimp_progress_box_progress_set_text  (GimpProgress *progress,
+                                                      const gchar  *message);
+static void     gimp_progress_box_progress_set_value (GimpProgress *progress,
+                                                      gdouble       percentage);
+static gdouble  gimp_progress_box_progress_get_value (GimpProgress *progress);
+static void     gimp_progress_box_progress_pulse     (GimpProgress *progress);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpProgressBox, gimp_progress_box, GTK_TYPE_BOX,
+                         G_IMPLEMENT_INTERFACE (GIMP_TYPE_PROGRESS,
+                                                gimp_progress_box_progress_iface_init))
+
+#define parent_class gimp_progress_box_parent_class
+
+
+static void
+gimp_progress_box_class_init (GimpProgressBoxClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = gimp_progress_box_dispose;
+}
+
+static void
+gimp_progress_box_init (GimpProgressBox *box)
+{
+  gtk_orientable_set_orientation (GTK_ORIENTABLE (box),
+                                  GTK_ORIENTATION_VERTICAL);
+
+  gtk_box_set_spacing (GTK_BOX (box), 6);
+
+  box->progress = gtk_progress_bar_new ();
+  gtk_widget_set_size_request (box->progress, 250, 20);
+  gtk_box_pack_start (GTK_BOX (box), box->progress, FALSE, FALSE, 0);
+  gtk_widget_show (box->progress);
+
+  box->label = gtk_label_new ("");
+  gtk_label_set_ellipsize (GTK_LABEL (box->label), PANGO_ELLIPSIZE_MIDDLE);
+  gtk_label_set_xalign (GTK_LABEL (box->label), 0.0);
+  gimp_label_set_attributes (GTK_LABEL (box->label),
+                             PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
+                             -1);
+  gtk_box_pack_start (GTK_BOX (box), box->label, FALSE, FALSE, 0);
+  gtk_widget_show (box->label);
+}
+
+static void
+gimp_progress_box_progress_iface_init (GimpProgressInterface *iface)
+{
+  iface->start     = gimp_progress_box_progress_start;
+  iface->end       = gimp_progress_box_progress_end;
+  iface->is_active = gimp_progress_box_progress_is_active;
+  iface->set_text  = gimp_progress_box_progress_set_text;
+  iface->set_value = gimp_progress_box_progress_set_value;
+  iface->get_value = gimp_progress_box_progress_get_value;
+  iface->pulse     = gimp_progress_box_progress_pulse;
+}
+
+static void
+gimp_progress_box_dispose (GObject *object)
+{
+  GimpProgressBox *box = GIMP_PROGRESS_BOX (object);
+
+  G_OBJECT_CLASS (parent_class)->dispose (object);
+
+  box->progress = NULL;
+}
+
+static GimpProgress *
+gimp_progress_box_progress_start (GimpProgress *progress,
+                                  gboolean      cancellable,
+                                  const gchar  *message)
+{
+  GimpProgressBox *box = GIMP_PROGRESS_BOX (progress);
+
+  if (! box->progress)
+    return NULL;
+
+  if (! box->active)
+    {
+      GtkProgressBar *bar = GTK_PROGRESS_BAR (box->progress);
+
+      gtk_label_set_text (GTK_LABEL (box->label), message);
+      gtk_progress_bar_set_fraction (bar, 0.0);
+
+      box->active      = TRUE;
+      box->cancellable = cancellable;
+      box->value       = 0.0;
+
+      if (gtk_widget_is_drawable (box->progress))
+        gdk_window_process_updates (gtk_widget_get_window (box->progress),
+                                    TRUE);
+
+      return progress;
+    }
+
+  return NULL;
+}
+
+static void
+gimp_progress_box_progress_end (GimpProgress *progress)
+{
+  if (gimp_progress_box_progress_is_active (progress))
+    {
+      GimpProgressBox *box = GIMP_PROGRESS_BOX (progress);
+      GtkProgressBar  *bar = GTK_PROGRESS_BAR (box->progress);
+
+      gtk_label_set_text (GTK_LABEL (box->label), "");
+      gtk_progress_bar_set_fraction (bar, 0.0);
+
+      box->active      = FALSE;
+      box->cancellable = FALSE;
+      box->value       = 0.0;
+    }
+}
+
+static gboolean
+gimp_progress_box_progress_is_active (GimpProgress *progress)
+{
+  GimpProgressBox *box = GIMP_PROGRESS_BOX (progress);
+
+  return (box->progress && box->active);
+}
+
+static void
+gimp_progress_box_progress_set_text (GimpProgress *progress,
+                                     const gchar  *message)
+{
+  if (gimp_progress_box_progress_is_active (progress))
+    {
+      GimpProgressBox *box = GIMP_PROGRESS_BOX (progress);
+
+      gtk_label_set_text (GTK_LABEL (box->label), message);
+
+      if (gtk_widget_is_drawable (box->progress))
+        gdk_window_process_updates (gtk_widget_get_window (box->progress),
+                                    TRUE);
+    }
+}
+
+static void
+gimp_progress_box_progress_set_value (GimpProgress *progress,
+                                      gdouble       percentage)
+{
+  if (gimp_progress_box_progress_is_active (progress))
+    {
+      GimpProgressBox *box = GIMP_PROGRESS_BOX (progress);
+      GtkProgressBar  *bar = GTK_PROGRESS_BAR (box->progress);
+      GtkAllocation    allocation;
+
+      gtk_widget_get_allocation (GTK_WIDGET (bar), &allocation);
+
+      box->value = percentage;
+
+      /* only update the progress bar if this causes a visible change */
+      if (fabs (allocation.width *
+                (percentage - gtk_progress_bar_get_fraction (bar))) > 1.0)
+        {
+          gtk_progress_bar_set_fraction (bar, box->value);
+
+          gimp_widget_flush_expose (box->progress);
+        }
+    }
+}
+
+static gdouble
+gimp_progress_box_progress_get_value (GimpProgress *progress)
+{
+  if (gimp_progress_box_progress_is_active (progress))
+    {
+      return GIMP_PROGRESS_BOX (progress)->value;
+    }
+
+  return 0.0;
+}
+
+static void
+gimp_progress_box_progress_pulse (GimpProgress *progress)
+{
+  if (gimp_progress_box_progress_is_active (progress))
+    {
+      GimpProgressBox *box = GIMP_PROGRESS_BOX (progress);
+      GtkProgressBar  *bar = GTK_PROGRESS_BAR (box->progress);
+
+      gtk_progress_bar_pulse (bar);
+
+      if (gtk_widget_is_drawable (box->progress))
+        gdk_window_process_updates (gtk_widget_get_window (box->progress),
+                                    TRUE);
+    }
+}
+
+GtkWidget *
+gimp_progress_box_new (void)
+{
+  return g_object_new (GIMP_TYPE_PROGRESS_BOX, NULL);
+}