[gtk+/wip/baedert/gtkimageview] Add a color editor test

[Timm Bäder <baedert src gnome org>]

commit f96963b1b382caeba8ff19222dacd61072d16b6d
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jan 23 18:00:57 2016 -0500

    Add a color editor test
    
    This tests using a color editor embedded in other ui.

 tests/Makefile.am          |    4 +++
 tests/testcolorchooser2.c  |   59 ++++++++++++++++++++++++++++++++++++++++++++
 tests/testcolorchooser2.ui |   29 +++++++++++++++++++++
 3 files changed, 92 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 7fd8a88..f5d319a 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -57,6 +57,7 @@ noinst_PROGRAMS =  $(TEST_PROGS)      \
        testcalendar                    \
        testclipboard                   \
        testcolorchooser                \
+       testcolorchooser2               \
        testcombo                       \
        testcombochange                 \
        testcellrenderertext            \
@@ -214,6 +215,7 @@ testcairo_DEPENDENCIES = $(TEST_DEPS)
 testcalendar_DEPENDENCIES = $(TEST_DEPS)
 testclipboard_DEPENDENCIES = $(TEST_DEPS)
 testcolorchooser_DEPENDENCIES = $(TEST_DEPS)
+testcolorchooser2_DEPENDENCIES = $(TEST_DEPS)
 testcombo_DEPENDENCIES = $(TEST_DEPS)
 testcombochange_DEPENDENCIES = $(TEST_DEPS)
 testcellrenderertext_DEPENDENCIES = $(TEST_DEPS)
@@ -524,6 +526,8 @@ testpixbuf_save_SOURCES = testpixbuf-save.c
 
 testcolorchooser_SOURCES = testcolorchooser.c
 
+testcolorchooser2_SOURCES = testcolorchooser2.c
+
 testkineticscrolling_SOURCES = testkineticscrolling.c
 
 teststack_SOURCES = teststack.c
diff --git a/tests/testcolorchooser2.c b/tests/testcolorchooser2.c
new file mode 100644
index 0000000..c90962f
--- /dev/null
+++ b/tests/testcolorchooser2.c
@@ -0,0 +1,59 @@
+#include <gtk/gtk.h>
+
+static void rgba_changed (GtkColorChooser *chooser, GParamSpec *pspec, gpointer data);
+
+static void
+text_activated (GtkEntry *entry, gpointer data)
+{
+  GtkColorChooser *chooser = data;
+  GdkRGBA rgba;
+  const char *text;
+
+  text = gtk_entry_get_text (entry);
+
+  g_signal_handlers_block_by_func (entry, rgba_changed, entry);
+  if (gdk_rgba_parse (&rgba, text))
+    gtk_color_chooser_set_rgba (chooser, &rgba);
+  g_signal_handlers_unblock_by_func (entry, rgba_changed, entry);
+}
+
+static void
+rgba_changed (GtkColorChooser *chooser, GParamSpec *pspec, gpointer data)
+{
+  GtkWidget *entry = data;
+  GdkRGBA color;
+  char *s;
+
+  gtk_color_chooser_get_rgba (chooser, &color);
+  s = gdk_rgba_to_string (&color);
+
+  g_signal_handlers_block_by_func (entry, text_activated, chooser);
+  gtk_entry_set_text (GTK_ENTRY (entry), s);
+  g_signal_handlers_unblock_by_func (entry, text_activated, chooser);
+
+  g_free (s);
+}
+
+int main (int argc, char *argv[])
+{
+  GtkWidget *window;
+  GtkWidget *chooser;
+  GtkWidget *entry;
+  GtkBuilder *builder;
+
+  gtk_init (NULL, NULL);
+
+  builder = gtk_builder_new_from_file ("testcolorchooser2.ui");
+  window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
+  chooser = GTK_WIDGET (gtk_builder_get_object (builder, "chooser"));
+  entry = GTK_WIDGET (gtk_builder_get_object (builder, "entry"));
+
+  g_signal_connect (chooser, "notify::rgba", G_CALLBACK (rgba_changed), entry);
+  g_signal_connect (entry, "activate", G_CALLBACK (text_activated), chooser);
+
+  gtk_widget_show (window);
+
+  gtk_main ();
+
+  return 0;
+}
diff --git a/tests/testcolorchooser2.ui b/tests/testcolorchooser2.ui
new file mode 100644
index 0000000..398dc4e
--- /dev/null
+++ b/tests/testcolorchooser2.ui
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window1">
+    <child>
+      <object class="GtkBox">
+        <property name="visible">1</property>
+        <property name="orientation">horizontal</property>
+        <property name="halign">center</property>
+        <property name="valign">center</property>
+        <property name="spacing">10</property>
+        <child>
+          <object class="GtkEntry" id="entry">
+            <property name="visible">1</property>
+            <property name="valign">start</property>
+            <property name="text">unknown</property>
+            <property name="width-chars">25</property>
+            <property name="max-width-chars">25</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkColorChooserWidget" id="chooser">
+            <property name="visible">1</property>
+            <property name="show-editor">1</property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>