moving from https://github.com/perberos/mate-desktop-environment

1 files changed, 269 insertions, 0 deletions

diff --git a/applets/notification_area/fixedtip.c b/applets/notification_area/fixedtip.c
new file mode 100644
index 00000000..c32c6bf8
--- /dev/null
+++ b/applets/notification_area/fixedtip.c
@@ -0,0 +1,269 @@
+/* Marco fixed tooltip routine */
+
+/*
+ * Copyright (C) 2001 Havoc Pennington
+ * Copyright (C) 2003-2006 Vincent Untz
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#include "fixedtip.h"
+
+/* Signals */
+enum
+{
+  CLICKED,
+  LAST_SIGNAL
+};
+
+static guint fixedtip_signals[LAST_SIGNAL] = { 0 };
+
+struct _NaFixedTipPrivate
+{
+  GtkWidget      *parent;
+  GtkWidget      *label;
+  GtkOrientation  orientation;
+};
+
+G_DEFINE_TYPE (NaFixedTip, na_fixed_tip, GTK_TYPE_WINDOW)
+
+static gboolean
+button_press_handler (GtkWidget      *fixedtip,
+                      GdkEventButton *event,
+                      gpointer        data)
+{
+  if (event->button == 1 && event->type == GDK_BUTTON_PRESS)
+    g_signal_emit (fixedtip, fixedtip_signals[CLICKED], 0);
+
+  return FALSE;
+}
+
+static gboolean
+expose_handler (GtkWidget *fixedtip)
+{
+  GtkRequisition req;
+
+  gtk_widget_size_request (fixedtip, &req);
+
+  gtk_paint_flat_box (gtk_widget_get_style (fixedtip),
+                      gtk_widget_get_window (fixedtip),
+                      GTK_STATE_NORMAL, GTK_SHADOW_OUT,
+                      NULL, fixedtip, "tooltip",
+                      0, 0, req.width, req.height);
+
+  return FALSE;
+}
+
+static void
+na_fixed_tip_class_init (NaFixedTipClass *class)
+{
+  fixedtip_signals[CLICKED] =
+    g_signal_new ("clicked",
+		  G_OBJECT_CLASS_TYPE (class),
+		  G_SIGNAL_RUN_LAST,
+		  G_STRUCT_OFFSET (NaFixedTipClass, clicked),
+		  NULL, NULL,
+		  g_cclosure_marshal_VOID__VOID,
+		  G_TYPE_NONE, 0);
+
+  g_type_class_add_private (class, sizeof (NaFixedTipPrivate));
+}
+
+/* Did you already see this code? Yes, it's gtk_tooltips_ force_window() ;-) */
+static void
+na_fixed_tip_init (NaFixedTip *fixedtip)
+{
+  GtkWidget *label;
+
+  fixedtip->priv = G_TYPE_INSTANCE_GET_PRIVATE (fixedtip, NA_TYPE_FIXED_TIP,
+                                                NaFixedTipPrivate);
+
+  gtk_window_set_type_hint (GTK_WINDOW (fixedtip),
+                            GDK_WINDOW_TYPE_HINT_TOOLTIP);
+
+  gtk_widget_set_app_paintable (GTK_WIDGET (fixedtip), TRUE);
+  gtk_window_set_resizable (GTK_WINDOW (fixedtip), FALSE);
+  gtk_widget_set_name (GTK_WIDGET (fixedtip), "gtk-tooltips");
+  gtk_container_set_border_width (GTK_CONTAINER (fixedtip), 4);
+
+  label = gtk_label_new (NULL);
+  gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
+  gtk_misc_set_alignment (GTK_MISC (label), 0.5, 0.5);
+  gtk_widget_show (label);
+  gtk_container_add (GTK_CONTAINER (fixedtip), label);
+  fixedtip->priv->label = label;
+
+  g_signal_connect (fixedtip, "expose_event",
+                    G_CALLBACK (expose_handler), NULL);
+
+  gtk_widget_add_events (GTK_WIDGET (fixedtip), GDK_BUTTON_PRESS_MASK);
+
+  g_signal_connect (fixedtip, "button_press_event",
+                    G_CALLBACK (button_press_handler), NULL);
+
+  fixedtip->priv->orientation = GTK_ORIENTATION_HORIZONTAL;
+}
+
+static void
+na_fixed_tip_position (NaFixedTip *fixedtip)
+{
+  GdkScreen      *screen;
+  GdkWindow      *parent_window;
+  GtkRequisition  req;
+  int             root_x;
+  int             root_y;
+  int             parent_width;
+  int             parent_height;
+  int             screen_width;
+  int             screen_height;
+
+  screen = gtk_widget_get_screen (fixedtip->priv->parent);
+  parent_window = gtk_widget_get_window (fixedtip->priv->parent);
+
+  gtk_window_set_screen (GTK_WINDOW (fixedtip), screen);
+
+  gtk_widget_size_request (GTK_WIDGET (fixedtip), &req);
+
+  gdk_window_get_origin (parent_window, &root_x, &root_y);
+	#if GTK_CHECK_VERSION(3, 0, 0)
+		parent_width = gdk_window_get_width(parent_window);
+		parent_height = gdk_window_get_height(parent_window);
+	#else
+		gdk_drawable_get_size(GDK_DRAWABLE(parent_window), &parent_width, &parent_height);
+	#endif
+
+
+  screen_width = gdk_screen_get_width (screen);
+  screen_height = gdk_screen_get_height (screen);
+
+  /* pad between panel and message window */
+#define PAD 5
+
+  if (fixedtip->priv->orientation == GTK_ORIENTATION_VERTICAL)
+    {
+      if (root_x <= screen_width / 2)
+        root_x += parent_width + PAD;
+      else
+        root_x -= req.width + PAD;
+    }
+  else
+    {
+      if (root_y <= screen_height / 2)
+        root_y += parent_height + PAD;
+      else
+        root_y -= req.height + PAD;
+    }
+
+  /* Push onscreen */
+  if ((root_x + req.width) > screen_width)
+    root_x = screen_width - req.width;
+
+  if ((root_y + req.height) > screen_height)
+    root_y = screen_height - req.height;
+
+  gtk_window_move (GTK_WINDOW (fixedtip), root_x, root_y);
+}
+
+static void
+na_fixed_tip_parent_size_allocated (GtkWidget     *parent,
+                                    GtkAllocation *allocation,
+                                    NaFixedTip    *fixedtip)
+{
+  na_fixed_tip_position (fixedtip);
+}
+
+static void
+na_fixed_tip_parent_screen_changed (GtkWidget  *parent,
+                                    GdkScreen  *new_screen,
+                                    NaFixedTip *fixedtip)
+{
+  na_fixed_tip_position (fixedtip);
+}
+
+GtkWidget *
+na_fixed_tip_new (GtkWidget      *parent,
+                  GtkOrientation  orientation)
+{
+  NaFixedTip *fixedtip;
+
+  g_return_val_if_fail (parent != NULL, NULL);
+
+  fixedtip = g_object_new (NA_TYPE_FIXED_TIP,
+                           "type", GTK_WINDOW_POPUP,
+                           NULL);
+
+  fixedtip->priv->parent = parent;
+
+#if 0
+  //FIXME: would be nice to be able to get the toplevel for the tip, but this
+  //doesn't work
+  GtkWidget  *toplevel;
+
+  toplevel = gtk_widget_get_toplevel (parent);
+  /*
+  if (toplevel && gtk_widget_is_toplevel (toplevel) && GTK_IS_WINDOW (toplevel))
+    gtk_window_set_transient_for (GTK_WINDOW (fixedtip), GTK_WINDOW (toplevel));
+    */
+#endif
+
+  fixedtip->priv->orientation = orientation;
+
+  //FIXME: would be nice to move the tip when the notification area moves
+  g_signal_connect_object (parent, "size-allocate",
+                           G_CALLBACK (na_fixed_tip_parent_size_allocated),
+                           fixedtip, 0);
+  g_signal_connect_object (parent, "screen-changed",
+                           G_CALLBACK (na_fixed_tip_parent_screen_changed),
+                           fixedtip, 0);
+
+  na_fixed_tip_position (fixedtip);
+
+  return GTK_WIDGET (fixedtip);
+}
+
+void
+na_fixed_tip_set_markup (GtkWidget  *widget,
+                         const char *markup_text)
+{
+  NaFixedTip *fixedtip;
+
+  g_return_if_fail (NA_IS_FIXED_TIP (widget));
+
+  fixedtip = NA_FIXED_TIP (widget);
+
+  gtk_label_set_markup (GTK_LABEL (fixedtip->priv->label),
+                        markup_text);
+
+  na_fixed_tip_position (fixedtip);
+}
+
+void
+na_fixed_tip_set_orientation (GtkWidget      *widget,
+                              GtkOrientation  orientation)
+{
+  NaFixedTip *fixedtip;
+
+  g_return_if_fail (NA_IS_FIXED_TIP (widget));
+
+  fixedtip = NA_FIXED_TIP (widget);
+
+  if (orientation == fixedtip->priv->orientation)
+    return;
+
+  fixedtip->priv->orientation = orientation;
+
+  na_fixed_tip_position (fixedtip);
+}