Revert 96674 - Gtk: Make click target of tabs match their appearance.

chrome/browser/ui/gtk/gtk_input_event_box.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/ui/gtk/gtk_input_event_box.h"
-
-#include <gdk/gdkwindow.h>
-#include <gtk/gtk.h>
-#include <gtk/gtkwidget.h>
-#include <gtk/gtkbin.h>
-
-G_BEGIN_DECLS
-
-#define GTK_INPUT_EVENT_BOX_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), \
-                                            GTK_TYPE_INPUT_EVENT_BOX, \
-                                            GtkInputEventBoxPrivate))
-
-typedef struct _GtkInputEventBoxPrivate GtkInputEventBoxPrivate;
-
-struct _GtkInputEventBoxPrivate {
-  GdkWindow* event_window;
-};
-
-G_DEFINE_TYPE(GtkInputEventBox, gtk_input_event_box, GTK_TYPE_BIN)
-
-static void gtk_input_event_box_realize(GtkWidget* widget);
-static void gtk_input_event_box_unrealize(GtkWidget* widget);
-static void gtk_input_event_box_map(GtkWidget* widget);
-static void gtk_input_event_box_unmap(GtkWidget* widget);
-static void gtk_input_event_box_size_allocate(GtkWidget* widget,
-                                              GtkAllocation* allocation);
-static void gtk_input_event_box_size_request(GtkWidget* widget,
-                                             GtkRequisition* requisition);
-
-static void gtk_input_event_box_class_init(GtkInputEventBoxClass* klass) {
-  GtkWidgetClass* widget_class = reinterpret_cast<GtkWidgetClass*>(klass);
-  widget_class->realize = gtk_input_event_box_realize;
-  widget_class->unrealize = gtk_input_event_box_unrealize;
-  widget_class->map = gtk_input_event_box_map;
-  widget_class->unmap = gtk_input_event_box_unmap;
-  widget_class->size_allocate = gtk_input_event_box_size_allocate;
-  widget_class->size_request = gtk_input_event_box_size_request;
-
-  GObjectClass* gobject_class = G_OBJECT_CLASS(klass);
-  g_type_class_add_private(gobject_class, sizeof(GtkInputEventBoxPrivate));
-}
-
-static void gtk_input_event_box_init(GtkInputEventBox* widget) {
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-  priv->event_window = NULL;
-}
-
-GtkWidget* gtk_input_event_box_new() {
-  return GTK_WIDGET(g_object_new(GTK_TYPE_INPUT_EVENT_BOX, NULL));
-}
-
-static void gtk_input_event_box_realize(GtkWidget* widget) {
-  g_return_if_fail(GTK_IS_INPUT_EVENT_BOX(widget));
-
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-
-  GdkWindow* parent = gtk_widget_get_parent_window(widget);
-  GdkWindowAttr attributes;
-  GtkAllocation allocation;
-  gint attributes_mask = GDK_WA_X | GDK_WA_Y;
-
-  gtk_widget_get_allocation(widget, &allocation);
-
-  attributes.x = allocation.x;
-  attributes.y = allocation.y;
-  attributes.width = allocation.width;
-  attributes.height = allocation.height;
-
-  attributes.window_type = GDK_WINDOW_CHILD;
-  attributes.wclass = GDK_INPUT_ONLY;
-
-  attributes.event_mask = gtk_widget_get_events(widget)
-      | GDK_BUTTON_MOTION_MASK
-      | GDK_BUTTON_PRESS_MASK
-      | GDK_BUTTON_RELEASE_MASK
-      | GDK_EXPOSURE_MASK
-      | GDK_ENTER_NOTIFY_MASK
-      | GDK_LEAVE_NOTIFY_MASK;
-
-  priv->event_window = gdk_window_new(parent, &attributes, attributes_mask);
-  gdk_window_set_user_data(priv->event_window, widget);
-
-  GTK_WIDGET_CLASS(gtk_input_event_box_parent_class)->realize(widget);
-}
-
-static void gtk_input_event_box_unrealize(GtkWidget* widget) {
-  g_return_if_fail(GTK_IS_INPUT_EVENT_BOX(widget));
-
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-  if (priv->event_window) {
-    gdk_window_set_user_data(priv->event_window, NULL);
-    gdk_window_destroy(priv->event_window);
-    priv->event_window = NULL;
-  }
-
-  GTK_WIDGET_CLASS(gtk_input_event_box_parent_class)->unrealize(widget);
-}
-
-static void gtk_input_event_box_map(GtkWidget* widget) {
-  g_return_if_fail(GTK_IS_INPUT_EVENT_BOX(widget));
-
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-  if (priv->event_window)
-    gdk_window_show(priv->event_window);
-
-  GTK_WIDGET_CLASS(gtk_input_event_box_parent_class)->map(widget);
-}
-
-static void gtk_input_event_box_unmap(GtkWidget* widget) {
-  g_return_if_fail(GTK_IS_INPUT_EVENT_BOX(widget));
-
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-  if (priv->event_window)
-    gdk_window_hide(priv->event_window);
-
-  GTK_WIDGET_CLASS(gtk_input_event_box_parent_class)->unmap(widget);
-}
-
-static void gtk_input_event_box_size_allocate(GtkWidget* widget,
-                                              GtkAllocation* allocation) {
-  g_return_if_fail(GTK_IS_INPUT_EVENT_BOX(widget));
-
-  widget->allocation = *allocation;
-
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-  if (priv->event_window) {
-    gdk_window_move_resize(priv->event_window,
-                           allocation->x,
-                           allocation->y,
-                           allocation->width,
-                           allocation->height);
-  }
-
-  GtkWidget* child = gtk_bin_get_child(GTK_BIN(widget));
-  if (child)
-    gtk_widget_size_allocate(child, allocation);
-}
-
-static void gtk_input_event_box_size_request(GtkWidget* widget,
-                                             GtkRequisition* requisition) {
-
-  GtkWidget* child = gtk_bin_get_child(GTK_BIN(widget));
-  if (child)
-    gtk_widget_size_request(child, requisition);
-}
-
-GdkWindow* gtk_input_event_box_get_window(GtkInputEventBox* widget) {
-  g_return_val_if_fail(GTK_IS_INPUT_EVENT_BOX(widget), NULL);
-
-  GtkInputEventBoxPrivate* priv = GTK_INPUT_EVENT_BOX_GET_PRIVATE(widget);
-  return priv->event_window;
-}
-
-G_END_DECLS