[gtk+/wip/actor: 42/42] xxx: progressbar

[Benjamin Otte <otte src gnome org>]

commit 6759b8035d8a3f2327a18a86b90894f40ace0f78
Author: Benjamin Otte <otte redhat com>
Date:   Wed Dec 12 17:34:25 2012 +0100

    xxx: progressbar

 gtk/gtkprogressbar.c |  122 +++++++++++++++++++++++++++++++++++++++++++++++---
 1 files changed, 116 insertions(+), 6 deletions(-)
---
diff --git a/gtk/gtkprogressbar.c b/gtk/gtkprogressbar.c
index 111820c..d867435 100644
--- a/gtk/gtkprogressbar.c
+++ b/gtk/gtkprogressbar.c
@@ -24,15 +24,21 @@
 
 #include "config.h"
 
+#include <math.h>
 #include <string.h>
 
 #include "gtkprogressbar.h"
 #include "gtkorientableprivate.h"
 #include "gtkprivate.h"
 #include "gtkintl.h"
+#include "gtkwidgetprivate.h"
 
 #include "a11y/gtkprogressbaraccessible.h"
 
+#include "actors/gtkbinlayoutprivate.h"
+#include "actors/gtkcssboxprivate.h"
+#include "actors/gtkcsstextprivate.h"
+
 /**
  * SECTION:gtkprogressbar
  * @Short_description: A widget which indicates progress visually
@@ -70,6 +76,8 @@
 
 struct _GtkProgressBarPrivate
 {
+  GtkActor      *slider;
+
   gchar         *text;
 
   gdouble        fraction;
@@ -117,6 +125,8 @@ static void gtk_progress_bar_get_preferred_height (GtkWidget      *widget,
 static void     gtk_progress_bar_real_update      (GtkProgressBar *progress);
 static gboolean gtk_progress_bar_draw             (GtkWidget      *widget,
                                                    cairo_t        *cr);
+static void     gtk_progress_bar_size_allocate    (GtkWidget      *widget,
+                                                   GtkAllocation  *allocation);
 static void     gtk_progress_bar_act_mode_enter   (GtkProgressBar *progress);
 static void     gtk_progress_bar_finalize         (GObject        *object);
 static void     gtk_progress_bar_set_orientation  (GtkProgressBar *progress,
@@ -141,6 +151,7 @@ gtk_progress_bar_class_init (GtkProgressBarClass *class)
   widget_class->draw = gtk_progress_bar_draw;
   widget_class->get_preferred_width = gtk_progress_bar_get_preferred_width;
   widget_class->get_preferred_height = gtk_progress_bar_get_preferred_height;
+  widget_class->size_allocate = gtk_progress_bar_size_allocate;
 
   g_object_class_override_property (gobject_class, PROP_ORIENTATION, "orientation");
 
@@ -296,6 +307,7 @@ static void
 gtk_progress_bar_init (GtkProgressBar *pbar)
 {
   GtkProgressBarPrivate *priv;
+  GtkActor *trough;
 
   pbar->priv = G_TYPE_INSTANCE_GET_PRIVATE (pbar,
                                             GTK_TYPE_PROGRESS_BAR,
@@ -316,6 +328,14 @@ gtk_progress_bar_init (GtkProgressBar *pbar)
   priv->fraction = 0.0;
 
   gtk_widget_set_has_window (GTK_WIDGET (pbar), FALSE);
+
+  trough = _gtk_widget_get_actor (GTK_WIDGET (pbar));
+  _gtk_actor_set_layout_manager (trough, _gtk_bin_layout_new ());
+  _gtk_css_box_add_class (GTK_CSS_BOX (trough), GTK_STYLE_CLASS_TROUGH);
+  _gtk_css_box_add_class (GTK_CSS_BOX (trough), GTK_STYLE_CLASS_HORIZONTAL);
+  priv->slider = _gtk_css_box_new ();
+  _gtk_css_box_add_class (GTK_CSS_BOX (priv->slider), GTK_STYLE_CLASS_PROGRESSBAR);
+  _gtk_actor_add_child (trough, priv->slider);
 }
 
 static void
@@ -423,6 +443,44 @@ gtk_progress_bar_real_update (GtkProgressBar *pbar)
   priv = pbar->priv;
   widget = GTK_WIDGET (pbar);
 
+  if (g_getenv ("ACTOR"))
+    {
+      gboolean inverted;
+      
+      inverted = priv->inverted;
+
+      if (priv->activity_mode)
+        {
+        }
+      else
+        {
+          GtkLayoutManager *layout;
+
+          layout = _gtk_actor_get_layout_manager (_gtk_widget_get_actor (widget));
+
+          if (priv->orientation == GTK_ORIENTATION_HORIZONTAL)
+            {
+              if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
+                inverted = !inverted;
+
+              _gtk_bin_layout_set_child_alignment (GTK_BIN_LAYOUT (layout),
+                                                   priv->slider,
+                                                   inverted ? 1.0 : 0.0,
+                                                   0.0,
+                                                   priv->fraction,
+                                                   1.0);
+            }
+          else
+            {
+              _gtk_bin_layout_set_child_alignment (GTK_BIN_LAYOUT (layout),
+                                                   priv->slider,
+                                                   0.0,
+                                                   inverted ? 1.0 : 0.0,
+                                                   1.0,
+                                                   priv->fraction);
+            }
+        }
+    }
   if (priv->activity_mode)
     {
       GtkAllocation allocation;
@@ -534,6 +592,20 @@ gtk_progress_bar_get_preferred_width (GtkWidget *widget,
 
   g_return_if_fail (GTK_IS_PROGRESS_BAR (widget));
 
+  pbar = GTK_PROGRESS_BAR (widget);
+  priv = pbar->priv;
+
+  if (g_getenv ("ACTOR"))
+    {
+      gfloat min, nat;
+
+      _gtk_actor_get_preferred_size (_gtk_widget_get_actor (widget), GTK_ORIENTATION_HORIZONTAL, -1, &min, &nat);
+
+      *minimum = ceil (min);
+      *natural = ceil (nat);
+      return;
+    }
+
   style_context = gtk_widget_get_style_context (widget);
   state = gtk_widget_get_state_flags (widget);
   gtk_style_context_get_padding (style_context, state, &padding);
@@ -542,9 +614,6 @@ gtk_progress_bar_get_preferred_width (GtkWidget *widget,
                         "xspacing", &xspacing,
                         NULL);
 
-  pbar = GTK_PROGRESS_BAR (widget);
-  priv = pbar->priv;
-
   width = padding.left + padding.right + xspacing;
 
   if (priv->show_text)
@@ -609,6 +678,20 @@ gtk_progress_bar_get_preferred_height (GtkWidget *widget,
 
   g_return_if_fail (GTK_IS_PROGRESS_BAR (widget));
 
+  pbar = GTK_PROGRESS_BAR (widget);
+  priv = pbar->priv;
+
+  if (g_getenv ("ACTOR"))
+    {
+      gfloat min, nat;
+
+      _gtk_actor_get_preferred_size (_gtk_widget_get_actor (widget), GTK_ORIENTATION_VERTICAL, -1, &min, &nat);
+
+      *minimum = ceil (min);
+      *natural = ceil (nat);
+      return;
+    }
+
   context = gtk_widget_get_style_context (widget);
   state = gtk_widget_get_state_flags (widget);
   gtk_style_context_get_padding (context, state, &padding);
@@ -617,9 +700,6 @@ gtk_progress_bar_get_preferred_height (GtkWidget *widget,
                         "yspacing", &yspacing,
                         NULL);
 
-  pbar = GTK_PROGRESS_BAR (widget);
-  priv = pbar->priv;
-
   height = padding.top + padding.bottom + yspacing;
 
   if (priv->show_text)
@@ -648,6 +728,18 @@ gtk_progress_bar_get_preferred_height (GtkWidget *widget,
 }
 
 static void
+gtk_progress_bar_size_allocate (GtkWidget     *widget,
+                                GtkAllocation *allocation)
+{
+  //cairo_matrix_t matrix = { 1.0, 0.0, 0.0, 1.0, allocation->x, allocation->y };
+
+  GTK_WIDGET_CLASS (gtk_progress_bar_parent_class)->size_allocate (widget, allocation);
+
+  //_gtk_actor_position (priv->trough, &matrix);
+  _gtk_actor_allocate (_gtk_widget_get_actor (widget), allocation->width, allocation->height);
+}
+
+static void
 gtk_progress_bar_act_mode_enter (GtkProgressBar *pbar)
 {
   GtkProgressBarPrivate *priv = pbar->priv;
@@ -970,6 +1062,12 @@ gtk_progress_bar_draw (GtkWidget      *widget,
   GtkBorder padding;
   int width, height;
 
+  if (g_getenv ("ACTOR"))
+    {
+      _gtk_actor_draw (_gtk_widget_get_actor (widget), cr);
+      return FALSE;
+    }
+
   context = gtk_widget_get_style_context (widget);
   state = gtk_widget_get_state_flags (widget);
   gtk_style_context_get_padding (context, state, &padding);
@@ -1220,8 +1318,20 @@ gtk_progress_bar_set_orientation (GtkProgressBar *pbar,
 
   if (priv->orientation != orientation)
     {
+      GtkActor *actor = _gtk_widget_get_actor (GTK_WIDGET (pbar));
+
       priv->orientation = orientation;
       _gtk_orientable_set_style_classes (GTK_ORIENTABLE (pbar));
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+        {
+          _gtk_css_box_add_class (GTK_CSS_BOX (actor), GTK_STYLE_CLASS_HORIZONTAL);
+          _gtk_css_box_remove_class (GTK_CSS_BOX (actor), GTK_STYLE_CLASS_VERTICAL);
+        }
+      else
+        {
+          _gtk_css_box_add_class (GTK_CSS_BOX (actor), GTK_STYLE_CLASS_VERTICAL);
+          _gtk_css_box_remove_class (GTK_CSS_BOX (actor), GTK_STYLE_CLASS_HORIZONTAL);
+        }
 
       gtk_widget_queue_resize (GTK_WIDGET (pbar));
     }