[gtk/wip/otte/inspector: 6/6] inspector: Add an initial clipboard page




commit 7ce22f900dada93ddfb4bb8d1398dc237860feef
Author: Benjamin Otte <otte redhat com>
Date:   Thu Aug 19 18:38:27 2021 +0200

    inspector: Add an initial clipboard page

 gtk/inspector/clipboard.c  | 270 +++++++++++++++++++++++++++++++++++++++++++++
 gtk/inspector/clipboard.h  |  38 +++++++
 gtk/inspector/clipboard.ui |  98 ++++++++++++++++
 gtk/inspector/init.c       |   2 +
 gtk/inspector/meson.build  |   1 +
 gtk/inspector/window.c     |   3 +
 gtk/inspector/window.h     |   1 +
 gtk/inspector/window.ui    |  18 +++
 8 files changed, 431 insertions(+)
---
diff --git a/gtk/inspector/clipboard.c b/gtk/inspector/clipboard.c
new file mode 100644
index 0000000000..794bc6c80d
--- /dev/null
+++ b/gtk/inspector/clipboard.c
@@ -0,0 +1,270 @@
+/*
+ * Copyright (c) 2021 Benjamin Otte
+ *
+ * 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 2 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
+ * Lesser 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 <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+#include <glib/gi18n-lib.h>
+
+#include "clipboard.h"
+#include "window.h"
+
+#include "gtkbutton.h"
+#include "gtkdebug.h"
+#include "gtklabel.h"
+#include "gtkscale.h"
+#include "gtkswitch.h"
+#include "gtklistbox.h"
+#include "gtkprivate.h"
+#include "gtksizegroup.h"
+#include "gtkimage.h"
+#include "gtkadjustment.h"
+#include "gtkbox.h"
+#include "gtkbinlayout.h"
+#include "gtkmediafileprivate.h"
+
+struct _GtkInspectorClipboard
+{
+  GtkWidget parent;
+
+  GdkDisplay *display;
+
+  GtkWidget *swin;
+
+  GtkWidget *clipboard_formats;
+  GtkWidget *clipboard_info;
+
+  GtkWidget *primary_formats;
+  GtkWidget *primary_info;
+};
+
+typedef struct _GtkInspectorClipboardClass
+{
+  GtkWidgetClass parent_class;
+} GtkInspectorClipboardClass;
+
+G_DEFINE_TYPE (GtkInspectorClipboard, gtk_inspector_clipboard, GTK_TYPE_WIDGET)
+
+static gboolean
+is_gtype_supported (GType type)
+{
+  return g_type_is_a (type, G_TYPE_STRING);
+}
+
+static void
+add_gtype_row (GtkInspectorClipboard *self,
+               GtkListBox            *list,
+               GType                  gtype)
+{
+  GtkWidget *row, *box, *label, *button;
+
+  box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 40);
+
+  label = gtk_label_new (g_type_name (gtype));
+  gtk_widget_set_halign (label, GTK_ALIGN_START);
+  gtk_widget_set_valign (label, GTK_ALIGN_BASELINE);
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gtk_widget_set_hexpand (label, TRUE);
+  gtk_box_append (GTK_BOX (box), label);
+
+  if (is_gtype_supported (gtype))
+    {
+      button = gtk_button_new_with_label (_("Show"));
+      //g_signal_connect (button, "clicked", show_contents, clipboard);
+      gtk_widget_set_halign (button, GTK_ALIGN_END);
+      gtk_widget_set_valign (button, GTK_ALIGN_BASELINE);
+      gtk_box_append (GTK_BOX (box), button);
+    }
+
+  row = gtk_list_box_row_new ();
+  gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), box);
+  gtk_list_box_row_set_activatable (GTK_LIST_BOX_ROW (row), FALSE);
+
+  gtk_widget_set_hexpand (box, FALSE);
+  gtk_list_box_insert (list, row, -1);
+}
+
+static void
+add_mime_type_row (GtkInspectorClipboard *self,
+                   GtkListBox            *list,
+                   const char            *mime_type)
+{
+  GtkWidget *row, *box, *label;
+
+  box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 40);
+
+  label = gtk_label_new (mime_type);
+  gtk_widget_set_halign (label, GTK_ALIGN_START);
+  gtk_widget_set_valign (label, GTK_ALIGN_BASELINE);
+  gtk_label_set_xalign (GTK_LABEL (label), 0.0);
+  gtk_widget_set_hexpand (label, TRUE);
+  gtk_box_append (GTK_BOX (box), label);
+
+  row = gtk_list_box_row_new ();
+  gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), box);
+  gtk_list_box_row_set_activatable (GTK_LIST_BOX_ROW (row), FALSE);
+
+  gtk_widget_set_hexpand (box, FALSE);
+  gtk_list_box_insert (list, row, -1);
+}
+
+static void
+init_formats (GtkInspectorClipboard *self,
+              GtkListBox            *list,
+              GdkClipboard          *clipboard)
+{
+  GtkListBoxRow *row;
+  GdkContentFormats *formats;
+  const char * const *mime_types;
+  const GType *gtypes;
+  gsize i, n;
+
+  while ((row = gtk_list_box_get_row_at_index (list, 1)))
+    gtk_list_box_remove (list, GTK_WIDGET (row));
+
+  formats = gdk_clipboard_get_formats (clipboard);
+  
+  gtypes = gdk_content_formats_get_gtypes (formats, &n);
+  for (i = 0; i < n; i++)
+    add_gtype_row (self, list, gtypes[i]);
+
+  mime_types = gdk_content_formats_get_mime_types (formats, &n);
+  for (i = 0; i < n; i++)
+    add_mime_type_row (self, list, mime_types[i]);
+}
+
+static void
+init_info (GtkInspectorClipboard *self,
+           GtkLabel              *label,
+           GdkClipboard          *clipboard)
+{
+  GdkContentFormats *formats;
+
+  formats = gdk_clipboard_get_formats (clipboard);
+  if (gdk_content_formats_get_gtypes (formats, NULL) == NULL &&
+      gdk_content_formats_get_mime_types (formats, NULL) == NULL)
+    {
+      gtk_label_set_text (label, C_("clipboard", "empty"));
+      return;
+    }
+
+  if (gdk_clipboard_is_local (clipboard))
+    gtk_label_set_text (label, C_("clipboard", "local"));
+  else
+    gtk_label_set_text (label, C_("clipboard", "remote"));
+}
+
+static void
+clipboard_notify (GdkClipboard          *clipboard,
+                  GParamSpec            *pspec,
+                  GtkInspectorClipboard *self)
+{
+  if (g_str_equal (pspec->name, "formats"))
+    {
+      init_formats (self, GTK_LIST_BOX (self->clipboard_formats), clipboard);
+    }
+
+  init_info (self, GTK_LABEL (self->clipboard_info), clipboard);
+}
+
+static void
+primary_notify (GdkClipboard          *clipboard,
+                GParamSpec            *pspec,
+                GtkInspectorClipboard *self)
+{
+  if (g_str_equal (pspec->name, "formats"))
+    {
+      init_formats (self, GTK_LIST_BOX (self->primary_formats), clipboard);
+    }
+
+  g_print ("%s: %s\n", pspec->name, gdk_content_formats_to_string (gdk_clipboard_get_formats (clipboard)));
+  init_info (self, GTK_LABEL (self->primary_info), clipboard);
+}
+
+static void
+gtk_inspector_clipboard_unset_display (GtkInspectorClipboard *self)
+{
+  GdkClipboard *clipboard;
+
+  if (self->display == NULL)
+    return;
+
+  clipboard = gdk_display_get_clipboard (self->display);
+  g_signal_handlers_disconnect_by_func (clipboard, clipboard_notify, self);
+
+  clipboard = gdk_display_get_primary_clipboard (self->display);
+  g_signal_handlers_disconnect_by_func (clipboard, primary_notify, self);
+}
+
+static void
+gtk_inspector_clipboard_init (GtkInspectorClipboard *self)
+{
+  gtk_widget_init_template (GTK_WIDGET (self));
+}
+
+static void
+gtk_inspector_clipboard_dispose (GObject *object)
+{
+  GtkInspectorClipboard *self = GTK_INSPECTOR_CLIPBOARD (object);
+
+  gtk_inspector_clipboard_unset_display (self);
+
+  g_clear_pointer (&self->swin, gtk_widget_unparent);
+
+  G_OBJECT_CLASS (gtk_inspector_clipboard_parent_class)->dispose (object);
+}
+
+static void
+gtk_inspector_clipboard_class_init (GtkInspectorClipboardClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+  object_class->dispose = gtk_inspector_clipboard_dispose;
+
+  gtk_widget_class_set_template_from_resource (widget_class, "/org/gtk/libgtk/inspector/clipboard.ui");
+  gtk_widget_class_bind_template_child (widget_class, GtkInspectorClipboard, swin);
+  gtk_widget_class_bind_template_child (widget_class, GtkInspectorClipboard, clipboard_formats);
+  gtk_widget_class_bind_template_child (widget_class, GtkInspectorClipboard, clipboard_info);
+  gtk_widget_class_bind_template_child (widget_class, GtkInspectorClipboard, primary_formats);
+  gtk_widget_class_bind_template_child (widget_class, GtkInspectorClipboard, primary_info);
+
+  gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
+}
+
+void
+gtk_inspector_clipboard_set_display (GtkInspectorClipboard *self,
+                                     GdkDisplay            *display)
+{
+  GdkClipboard *clipboard;
+
+  gtk_inspector_clipboard_unset_display (self);
+
+  self->display = display;
+
+  if (display == NULL)
+    return;
+
+  clipboard = gdk_display_get_clipboard (display);
+  g_signal_connect (clipboard, "notify", G_CALLBACK (clipboard_notify), self);
+  init_formats (self, GTK_LIST_BOX (self->clipboard_formats), clipboard);
+  init_info (self, GTK_LABEL (self->clipboard_info), clipboard);
+
+  clipboard = gdk_display_get_primary_clipboard (display);
+  g_signal_connect (clipboard, "notify", G_CALLBACK (primary_notify), self);
+  init_formats (self, GTK_LIST_BOX (self->primary_formats), clipboard);
+  init_info (self, GTK_LABEL (self->primary_info), clipboard);
+}
+
diff --git a/gtk/inspector/clipboard.h b/gtk/inspector/clipboard.h
new file mode 100644
index 0000000000..6bc7ee9619
--- /dev/null
+++ b/gtk/inspector/clipboard.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2021 Benjamin Otte
+ *
+ * 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 2 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
+ * Lesser 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _GTK_INSPECTOR_CLIPBOARD_H_
+#define _GTK_INSPECTOR_CLIPBOARD_H_
+
+#include <gtk/gtkwidget.h>
+
+#define GTK_TYPE_INSPECTOR_CLIPBOARD            (gtk_inspector_clipboard_get_type())
+#define GTK_INSPECTOR_CLIPBOARD(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj), 
GTK_TYPE_INSPECTOR_CLIPBOARD, GtkInspectorClipboard))
+#define GTK_INSPECTOR_IS_CLIPBOARD(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj), 
GTK_TYPE_INSPECTOR_CLIPBOARD))
+
+typedef struct _GtkInspectorClipboard GtkInspectorClipboard;
+
+G_BEGIN_DECLS
+
+GType           gtk_inspector_clipboard_get_type                (void);
+
+void            gtk_inspector_clipboard_set_display             (GtkInspectorClipboard  *self,
+                                                                 GdkDisplay             *display);
+
+G_END_DECLS
+
+#endif // _GTK_INSPECTOR_CLIPBOARD_H_
diff --git a/gtk/inspector/clipboard.ui b/gtk/inspector/clipboard.ui
new file mode 100644
index 0000000000..ef83f037e9
--- /dev/null
+++ b/gtk/inspector/clipboard.ui
@@ -0,0 +1,98 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface domain="gtk40">
+  <template class="GtkInspectorClipboard" parent="GtkWidget">
+    <child>
+      <object class="GtkScrolledWindow" id="swin">
+        <property name="hscrollbar-policy">never</property>
+        <child>
+          <object class="GtkBox" id="box">
+            <property name="orientation">vertical</property>
+            <property name="margin-start">60</property>
+            <property name="margin-end">60</property>
+            <property name="margin-top">60</property>
+            <property name="margin-bottom">60</property>
+            <property name="spacing">10</property>
+            <child>
+              <object class="GtkFrame">
+                <child>
+                  <object class="GtkListBox" id="clipboard_formats">
+                    <property name="selection-mode">none</property>
+                    <style>
+                      <class name="rich-list"/>
+                    </style>
+                    <child>
+                      <object class="GtkListBoxRow">
+                        <property name="activatable">0</property>
+                        <child>
+                          <object class="GtkBox">
+                            <property name="spacing">40</property>
+                            <child>
+                              <object class="GtkLabel">
+                                <property name="label" translatable="yes">Clipboard</property>
+                                <property name="halign">start</property>
+                                <property name="valign">baseline</property>
+                                <property name="xalign">0.0</property>
+                              </object>
+                            </child>
+                            <child>
+                              <object class="GtkLabel" id="clipboard_info">
+                                <property name="selectable">1</property>
+                                <property name="halign">end</property>
+                                <property name="valign">baseline</property>
+                                <property name="ellipsize">end</property>
+                                <property name="hexpand">1</property>
+                              </object>
+                            </child>
+                          </object>
+                        </child>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+              </object>
+            </child>
+            <child>
+              <object class="GtkFrame">
+                <child>
+                  <object class="GtkListBox" id="primary_formats">
+                    <property name="selection-mode">none</property>
+                    <style>
+                      <class name="rich-list"/>
+                    </style>
+                    <child>
+                      <object class="GtkListBoxRow">
+                        <property name="activatable">0</property>
+                        <child>
+                          <object class="GtkBox">
+                            <property name="spacing">40</property>
+                            <child>
+                              <object class="GtkLabel">
+                                <property name="label" translatable="yes">Primary</property>
+                                <property name="halign">start</property>
+                                <property name="valign">baseline</property>
+                                <property name="xalign">0.0</property>
+                              </object>
+                            </child>
+                            <child>
+                              <object class="GtkLabel" id="primary_info">
+                                <property name="selectable">1</property>
+                                <property name="halign">end</property>
+                                <property name="valign">baseline</property>
+                                <property name="ellipsize">end</property>
+                                <property name="hexpand">1</property>
+                              </object>
+                            </child>
+                          </object>
+                        </child>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>
diff --git a/gtk/inspector/init.c b/gtk/inspector/init.c
index ed489baee3..0e0691a16d 100644
--- a/gtk/inspector/init.c
+++ b/gtk/inspector/init.c
@@ -27,6 +27,7 @@
 #include "a11y.h"
 #include "actions.h"
 #include "cellrenderergraph.h"
+#include "clipboard.h"
 #include "controllers.h"
 #include "css-editor.h"
 #include "css-node-tree.h"
@@ -64,6 +65,7 @@ gtk_inspector_init (void)
   g_type_ensure (GTK_TYPE_GRAPH_DATA);
   g_type_ensure (GTK_TYPE_INSPECTOR_A11Y);
   g_type_ensure (GTK_TYPE_INSPECTOR_ACTIONS);
+  g_type_ensure (GTK_TYPE_INSPECTOR_CLIPBOARD);
   g_type_ensure (GTK_TYPE_INSPECTOR_CONTROLLERS);
   g_type_ensure (GTK_TYPE_INSPECTOR_CSS_EDITOR);
   g_type_ensure (GTK_TYPE_INSPECTOR_CSS_NODE_TREE);
diff --git a/gtk/inspector/meson.build b/gtk/inspector/meson.build
index 0ae9927011..048a0598bb 100644
--- a/gtk/inspector/meson.build
+++ b/gtk/inspector/meson.build
@@ -5,6 +5,7 @@ inspector_sources = files(
   'actions.c',
   'baselineoverlay.c',
   'cellrenderergraph.c',
+  'clipboard.c',
   'controllers.c',
   'css-editor.c',
   'css-node-tree.c',
diff --git a/gtk/inspector/window.c b/gtk/inspector/window.c
index 02b108d882..c2f6c432d0 100644
--- a/gtk/inspector/window.c
+++ b/gtk/inspector/window.c
@@ -30,6 +30,7 @@
 #include "init.h"
 #include "window.h"
 #include "prop-list.h"
+#include "clipboard.h"
 #include "controllers.h"
 #include "css-editor.h"
 #include "css-node-tree.h"
@@ -291,6 +292,7 @@ gtk_inspector_window_constructed (GObject *object)
   gtk_inspector_css_editor_set_display (GTK_INSPECTOR_CSS_EDITOR (iw->css_editor), iw->inspected_display);
   gtk_inspector_visual_set_display (GTK_INSPECTOR_VISUAL (iw->visual), iw->inspected_display);
   gtk_inspector_general_set_display (GTK_INSPECTOR_GENERAL (iw->general), iw->inspected_display);
+  gtk_inspector_clipboard_set_display (GTK_INSPECTOR_CLIPBOARD (iw->clipboard), iw->inspected_display);
   gtk_inspector_logs_set_display (GTK_INSPECTOR_LOGS (iw->logs), iw->inspected_display);
   gtk_inspector_css_node_tree_set_display (GTK_INSPECTOR_CSS_NODE_TREE (iw->widget_css_node_tree), 
iw->inspected_display);
 }
@@ -645,6 +647,7 @@ gtk_inspector_window_class_init (GtkInspectorWindowClass *klass)
   gtk_widget_class_bind_template_child (widget_class, GtkInspectorWindow, css_editor);
   gtk_widget_class_bind_template_child (widget_class, GtkInspectorWindow, visual);
   gtk_widget_class_bind_template_child (widget_class, GtkInspectorWindow, general);
+  gtk_widget_class_bind_template_child (widget_class, GtkInspectorWindow, clipboard);
   gtk_widget_class_bind_template_child (widget_class, GtkInspectorWindow, logs);
 
   gtk_widget_class_bind_template_child (widget_class, GtkInspectorWindow, go_up_button);
diff --git a/gtk/inspector/window.h b/gtk/inspector/window.h
index 90841a8ae4..efaec419a5 100644
--- a/gtk/inspector/window.h
+++ b/gtk/inspector/window.h
@@ -76,6 +76,7 @@ typedef struct
   GtkWidget *sidebar_revealer;
   GtkWidget *css_editor;
   GtkWidget *visual;
+  GtkWidget *clipboard;
   GtkWidget *general;
   GtkWidget *logs;
 
diff --git a/gtk/inspector/window.ui b/gtk/inspector/window.ui
index c76af022c6..7ecb543841 100644
--- a/gtk/inspector/window.ui
+++ b/gtk/inspector/window.ui
@@ -130,6 +130,14 @@
                         </property>
                       </object>
                     </child>
+                    <child>
+                      <object class="GtkStackPage">
+                        <property name="name">clipboard</property>
+                        <property name="child">
+                          <object class="GtkBox"/>
+                        </property>
+                      </object>
+                    </child>
                     <child>
                       <object class="GtkStackPage">
                         <property name="name">statistics</property>
@@ -587,6 +595,16 @@
                         </property>
                       </object>
                     </child>
+                    <child>
+                      <object class="GtkStackPage">
+                        <property name="name">clipboard</property>
+                        <property name="title" translatable="yes">Clipboard</property>
+                        <property name="child">
+                          <object class="GtkInspectorClipboard" id="clipboard">
+                          </object>
+                        </property>
+                      </object>
+                    </child>
                     <child>
                       <object class="GtkStackPage">
                         <property name="name">statistics</property>


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