forked from AuroraMiddleware/gtk
214a023e91
Use gtk_widget_get_visible() instead https://bugzilla.gnome.org/show_bug.cgi?id=69872
998 lines
28 KiB
C
998 lines
28 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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* GtkStatusbar Copyright (C) 1998 Shawn T. Amundson
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include "gtkframe.h"
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#include "gtklabel.h"
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#include "gtkmarshalers.h"
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#include "gtkstatusbar.h"
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#include "gtkwindow.h"
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#include "gtkprivate.h"
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#include "gtkintl.h"
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#include "gtkbuildable.h"
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#include "gtkalias.h"
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typedef struct _GtkStatusbarMsg GtkStatusbarMsg;
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struct _GtkStatusbarMsg
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{
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gchar *text;
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guint context_id;
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guint message_id;
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};
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enum
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{
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SIGNAL_TEXT_PUSHED,
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SIGNAL_TEXT_POPPED,
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SIGNAL_LAST
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};
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enum
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{
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PROP_0,
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PROP_HAS_RESIZE_GRIP
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};
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static void gtk_statusbar_buildable_interface_init (GtkBuildableIface *iface);
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static GObject *gtk_statusbar_buildable_get_internal_child (GtkBuildable *buildable,
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GtkBuilder *builder,
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const gchar *childname);
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static void gtk_statusbar_destroy (GtkObject *object);
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static void gtk_statusbar_update (GtkStatusbar *statusbar,
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guint context_id,
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const gchar *text);
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static void gtk_statusbar_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static void gtk_statusbar_realize (GtkWidget *widget);
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static void gtk_statusbar_unrealize (GtkWidget *widget);
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static void gtk_statusbar_map (GtkWidget *widget);
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static void gtk_statusbar_unmap (GtkWidget *widget);
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static gboolean gtk_statusbar_button_press (GtkWidget *widget,
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GdkEventButton *event);
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static gboolean gtk_statusbar_expose_event (GtkWidget *widget,
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GdkEventExpose *event);
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static void gtk_statusbar_size_request (GtkWidget *widget,
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GtkRequisition *requisition);
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static void gtk_statusbar_size_allocate (GtkWidget *widget,
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GtkAllocation *allocation);
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static void gtk_statusbar_direction_changed (GtkWidget *widget,
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GtkTextDirection prev_dir);
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static void gtk_statusbar_state_changed (GtkWidget *widget,
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GtkStateType previous_state);
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static void gtk_statusbar_create_window (GtkStatusbar *statusbar);
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static void gtk_statusbar_destroy_window (GtkStatusbar *statusbar);
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static void gtk_statusbar_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_statusbar_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void label_selectable_changed (GtkWidget *label,
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GParamSpec *pspec,
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gpointer data);
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static guint statusbar_signals[SIGNAL_LAST] = { 0 };
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G_DEFINE_TYPE_WITH_CODE (GtkStatusbar, gtk_statusbar, GTK_TYPE_HBOX,
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G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
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gtk_statusbar_buildable_interface_init));
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static void
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gtk_statusbar_class_init (GtkStatusbarClass *class)
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{
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GObjectClass *gobject_class;
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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gobject_class = (GObjectClass *) class;
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object_class = (GtkObjectClass *) class;
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widget_class = (GtkWidgetClass *) class;
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gobject_class->set_property = gtk_statusbar_set_property;
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gobject_class->get_property = gtk_statusbar_get_property;
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object_class->destroy = gtk_statusbar_destroy;
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widget_class->realize = gtk_statusbar_realize;
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widget_class->unrealize = gtk_statusbar_unrealize;
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widget_class->map = gtk_statusbar_map;
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widget_class->unmap = gtk_statusbar_unmap;
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widget_class->button_press_event = gtk_statusbar_button_press;
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widget_class->expose_event = gtk_statusbar_expose_event;
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widget_class->size_request = gtk_statusbar_size_request;
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widget_class->size_allocate = gtk_statusbar_size_allocate;
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widget_class->direction_changed = gtk_statusbar_direction_changed;
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widget_class->state_changed = gtk_statusbar_state_changed;
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class->text_pushed = gtk_statusbar_update;
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class->text_popped = gtk_statusbar_update;
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/**
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* GtkStatusbar:has-resize-grip:
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*
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* Whether the statusbar has a grip for resizing the toplevel window.
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*
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* Since: 2.4
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*/
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g_object_class_install_property (gobject_class,
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PROP_HAS_RESIZE_GRIP,
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g_param_spec_boolean ("has-resize-grip",
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P_("Has Resize Grip"),
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P_("Whether the statusbar has a grip for resizing the toplevel"),
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TRUE,
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GTK_PARAM_READWRITE));
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/**
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* GtkStatusbar::text-pushed:
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* @statusbar: the object which received the signal.
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* @context_id: the context id of the relevant message/statusbar.
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* @text: the message that was pushed.
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*
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* Is emitted whenever a new message gets pushed onto a statusbar's stack.
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*/
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statusbar_signals[SIGNAL_TEXT_PUSHED] =
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g_signal_new (I_("text-pushed"),
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G_OBJECT_CLASS_TYPE (class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GtkStatusbarClass, text_pushed),
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NULL, NULL,
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_gtk_marshal_VOID__UINT_STRING,
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G_TYPE_NONE, 2,
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G_TYPE_UINT,
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G_TYPE_STRING);
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/**
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* GtkStatusbar::text-popped:
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* @statusbar: the object which received the signal.
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* @context_id: the context id of the relevant message/statusbar.
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* @text: the message that was just popped.
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*
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* Is emitted whenever a new message is popped off a statusbar's stack.
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*/
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statusbar_signals[SIGNAL_TEXT_POPPED] =
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g_signal_new (I_("text-popped"),
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G_OBJECT_CLASS_TYPE (class),
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G_SIGNAL_RUN_LAST,
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G_STRUCT_OFFSET (GtkStatusbarClass, text_popped),
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NULL, NULL,
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_gtk_marshal_VOID__UINT_STRING,
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G_TYPE_NONE, 2,
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G_TYPE_UINT,
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G_TYPE_STRING);
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gtk_widget_class_install_style_property (widget_class,
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g_param_spec_enum ("shadow-type",
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P_("Shadow type"),
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P_("Style of bevel around the statusbar text"),
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GTK_TYPE_SHADOW_TYPE,
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GTK_SHADOW_IN,
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GTK_PARAM_READABLE));
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}
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static void
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gtk_statusbar_init (GtkStatusbar *statusbar)
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{
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GtkBox *box;
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GtkWidget *message_area;
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GtkShadowType shadow_type;
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box = GTK_BOX (statusbar);
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gtk_widget_set_redraw_on_allocate (GTK_WIDGET (box), TRUE);
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box->spacing = 2;
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box->homogeneous = FALSE;
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statusbar->has_resize_grip = TRUE;
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gtk_widget_style_get (GTK_WIDGET (statusbar), "shadow-type", &shadow_type, NULL);
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statusbar->frame = gtk_frame_new (NULL);
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gtk_frame_set_shadow_type (GTK_FRAME (statusbar->frame), shadow_type);
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gtk_box_pack_start (box, statusbar->frame, TRUE, TRUE, 0);
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gtk_widget_show (statusbar->frame);
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message_area = gtk_hbox_new (FALSE, 4);
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gtk_container_add (GTK_CONTAINER (statusbar->frame), message_area);
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gtk_widget_show (message_area);
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statusbar->label = gtk_label_new ("");
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gtk_label_set_single_line_mode (GTK_LABEL (statusbar->label), TRUE);
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gtk_misc_set_alignment (GTK_MISC (statusbar->label), 0.0, 0.5);
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g_signal_connect (statusbar->label, "notify::selectable",
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G_CALLBACK (label_selectable_changed), statusbar);
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gtk_label_set_ellipsize (GTK_LABEL (statusbar->label), PANGO_ELLIPSIZE_END);
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gtk_container_add (GTK_CONTAINER (message_area), statusbar->label);
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gtk_widget_show (statusbar->label);
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statusbar->seq_context_id = 1;
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statusbar->seq_message_id = 1;
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statusbar->messages = NULL;
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statusbar->keys = NULL;
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}
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static GtkBuildableIface *parent_buildable_iface;
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static void
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gtk_statusbar_buildable_interface_init (GtkBuildableIface *iface)
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{
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parent_buildable_iface = g_type_interface_peek_parent (iface);
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iface->get_internal_child = gtk_statusbar_buildable_get_internal_child;
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}
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static GObject *
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gtk_statusbar_buildable_get_internal_child (GtkBuildable *buildable,
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GtkBuilder *builder,
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const gchar *childname)
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{
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if (strcmp (childname, "message_area") == 0)
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return G_OBJECT (gtk_bin_get_child (GTK_BIN (GTK_STATUSBAR (buildable)->frame)));
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return parent_buildable_iface->get_internal_child (buildable,
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builder,
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childname);
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}
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/**
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* gtk_statusbar_new:
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*
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* Creates a new #GtkStatusbar ready for messages.
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*
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* Returns: the new #GtkStatusbar
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*/
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GtkWidget*
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gtk_statusbar_new (void)
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{
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return g_object_new (GTK_TYPE_STATUSBAR, NULL);
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}
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static void
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gtk_statusbar_update (GtkStatusbar *statusbar,
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guint context_id,
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const gchar *text)
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{
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g_return_if_fail (GTK_IS_STATUSBAR (statusbar));
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if (!text)
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text = "";
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gtk_label_set_text (GTK_LABEL (statusbar->label), text);
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}
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/**
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* gtk_statusbar_get_context_id:
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* @statusbar: a #GtkStatusbar
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* @context_description: textual description of what context
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* the new message is being used in
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*
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* Returns a new context identifier, given a description
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* of the actual context. Note that the description is
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* <emphasis>not</emphasis> shown in the UI.
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*
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* Returns: an integer id
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*/
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guint
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gtk_statusbar_get_context_id (GtkStatusbar *statusbar,
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const gchar *context_description)
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{
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gchar *string;
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guint id;
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g_return_val_if_fail (GTK_IS_STATUSBAR (statusbar), 0);
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g_return_val_if_fail (context_description != NULL, 0);
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/* we need to preserve namespaces on object datas */
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string = g_strconcat ("gtk-status-bar-context:", context_description, NULL);
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id = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (statusbar), string));
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if (id == 0)
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{
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id = statusbar->seq_context_id++;
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g_object_set_data_full (G_OBJECT (statusbar), string, GUINT_TO_POINTER (id), NULL);
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statusbar->keys = g_slist_prepend (statusbar->keys, string);
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}
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else
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g_free (string);
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return id;
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}
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/**
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* gtk_statusbar_push:
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* @statusbar: a #GtkStatusbar
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* @context_id: the message's context id, as returned by
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* gtk_statusbar_get_context_id()
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* @text: the message to add to the statusbar
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*
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* Pushes a new message onto a statusbar's stack.
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*
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* Returns: a message id that can be used with
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* gtk_statusbar_remove().
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*/
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guint
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gtk_statusbar_push (GtkStatusbar *statusbar,
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guint context_id,
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const gchar *text)
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{
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GtkStatusbarMsg *msg;
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g_return_val_if_fail (GTK_IS_STATUSBAR (statusbar), 0);
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g_return_val_if_fail (text != NULL, 0);
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msg = g_slice_new (GtkStatusbarMsg);
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msg->text = g_strdup (text);
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msg->context_id = context_id;
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msg->message_id = statusbar->seq_message_id++;
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statusbar->messages = g_slist_prepend (statusbar->messages, msg);
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g_signal_emit (statusbar,
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statusbar_signals[SIGNAL_TEXT_PUSHED],
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0,
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msg->context_id,
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msg->text);
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return msg->message_id;
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}
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/**
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* gtk_statusbar_pop:
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* @statusbar: a #GtkStatusBar
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* @context_id: a context identifier
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*
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* Removes the first message in the #GtkStatusBar's stack
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* with the given context id.
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*
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* Note that this may not change the displayed message, if
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* the message at the top of the stack has a different
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* context id.
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*/
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void
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gtk_statusbar_pop (GtkStatusbar *statusbar,
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guint context_id)
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{
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GtkStatusbarMsg *msg;
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g_return_if_fail (GTK_IS_STATUSBAR (statusbar));
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if (statusbar->messages)
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{
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GSList *list;
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for (list = statusbar->messages; list; list = list->next)
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{
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msg = list->data;
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if (msg->context_id == context_id)
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{
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statusbar->messages = g_slist_remove_link (statusbar->messages,
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list);
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g_free (msg->text);
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g_slice_free (GtkStatusbarMsg, msg);
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g_slist_free_1 (list);
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break;
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}
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}
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}
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msg = statusbar->messages ? statusbar->messages->data : NULL;
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g_signal_emit (statusbar,
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statusbar_signals[SIGNAL_TEXT_POPPED],
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0,
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(guint) (msg ? msg->context_id : 0),
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msg ? msg->text : NULL);
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}
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/**
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* gtk_statusbar_remove:
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* @statusbar: a #GtkStatusBar
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* @context_id: a context identifier
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* @message_id: a message identifier, as returned by gtk_statusbar_push()
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*
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* Forces the removal of a message from a statusbar's stack.
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* The exact @context_id and @message_id must be specified.
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*/
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void
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gtk_statusbar_remove (GtkStatusbar *statusbar,
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guint context_id,
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guint message_id)
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{
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GtkStatusbarMsg *msg;
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g_return_if_fail (GTK_IS_STATUSBAR (statusbar));
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g_return_if_fail (message_id > 0);
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msg = statusbar->messages ? statusbar->messages->data : NULL;
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if (msg)
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{
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GSList *list;
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/* care about signal emission if the topmost item is removed */
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if (msg->context_id == context_id &&
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msg->message_id == message_id)
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{
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gtk_statusbar_pop (statusbar, context_id);
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return;
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}
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for (list = statusbar->messages; list; list = list->next)
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{
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msg = list->data;
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if (msg->context_id == context_id &&
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msg->message_id == message_id)
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{
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statusbar->messages = g_slist_remove_link (statusbar->messages, list);
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g_free (msg->text);
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g_slice_free (GtkStatusbarMsg, msg);
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g_slist_free_1 (list);
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break;
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}
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}
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}
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}
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/**
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* gtk_statusbar_set_has_resize_grip:
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* @statusbar: a #GtkStatusBar
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* @setting: %TRUE to have a resize grip
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*
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* Sets whether the statusbar has a resize grip.
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* %TRUE by default.
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*/
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void
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gtk_statusbar_set_has_resize_grip (GtkStatusbar *statusbar,
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gboolean setting)
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{
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g_return_if_fail (GTK_IS_STATUSBAR (statusbar));
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setting = setting != FALSE;
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if (setting != statusbar->has_resize_grip)
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{
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statusbar->has_resize_grip = setting;
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gtk_widget_queue_resize (statusbar->label);
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gtk_widget_queue_draw (GTK_WIDGET (statusbar));
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if (GTK_WIDGET_REALIZED (statusbar))
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{
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if (statusbar->has_resize_grip && statusbar->grip_window == NULL)
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{
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gtk_statusbar_create_window (statusbar);
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if (GTK_WIDGET_MAPPED (statusbar))
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gdk_window_show (statusbar->grip_window);
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}
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else if (!statusbar->has_resize_grip && statusbar->grip_window != NULL)
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gtk_statusbar_destroy_window (statusbar);
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}
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g_object_notify (G_OBJECT (statusbar), "has-resize-grip");
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}
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}
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/**
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|
* gtk_statusbar_get_has_resize_grip:
|
|
* @statusbar: a #GtkStatusBar
|
|
*
|
|
* Returns whether the statusbar has a resize grip.
|
|
*
|
|
* Returns: %TRUE if the statusbar has a resize grip.
|
|
*/
|
|
gboolean
|
|
gtk_statusbar_get_has_resize_grip (GtkStatusbar *statusbar)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_STATUSBAR (statusbar), FALSE);
|
|
|
|
return statusbar->has_resize_grip;
|
|
}
|
|
|
|
/**
|
|
* gtk_statusbar_get_message_area:
|
|
* @statusbar: a #GtkStatusBar
|
|
*
|
|
* Retrieves the box containing the label widget.
|
|
*
|
|
* Returns: a #GtkBox
|
|
*
|
|
* Since: 2.20
|
|
*/
|
|
GtkWidget*
|
|
gtk_statusbar_get_message_area (GtkStatusbar *statusbar)
|
|
{
|
|
g_return_val_if_fail (GTK_IS_STATUSBAR (statusbar), NULL);
|
|
|
|
return gtk_bin_get_child (GTK_BIN (statusbar->frame));
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_destroy (GtkObject *object)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (object);
|
|
GSList *list;
|
|
|
|
for (list = statusbar->messages; list; list = list->next)
|
|
{
|
|
GtkStatusbarMsg *msg;
|
|
|
|
msg = list->data;
|
|
g_free (msg->text);
|
|
g_slice_free (GtkStatusbarMsg, msg);
|
|
}
|
|
g_slist_free (statusbar->messages);
|
|
statusbar->messages = NULL;
|
|
|
|
for (list = statusbar->keys; list; list = list->next)
|
|
g_free (list->data);
|
|
g_slist_free (statusbar->keys);
|
|
statusbar->keys = NULL;
|
|
|
|
GTK_OBJECT_CLASS (gtk_statusbar_parent_class)->destroy (object);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_HAS_RESIZE_GRIP:
|
|
gtk_statusbar_set_has_resize_grip (statusbar, g_value_get_boolean (value));
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_HAS_RESIZE_GRIP:
|
|
g_value_set_boolean (value, statusbar->has_resize_grip);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static GdkWindowEdge
|
|
get_grip_edge (GtkStatusbar *statusbar)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (statusbar);
|
|
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
|
|
return GDK_WINDOW_EDGE_SOUTH_EAST;
|
|
else
|
|
return GDK_WINDOW_EDGE_SOUTH_WEST;
|
|
}
|
|
|
|
static void
|
|
get_grip_rect (GtkStatusbar *statusbar,
|
|
GdkRectangle *rect)
|
|
{
|
|
GtkWidget *widget;
|
|
gint w, h;
|
|
|
|
widget = GTK_WIDGET (statusbar);
|
|
|
|
/* These are in effect the max/default size of the grip. */
|
|
w = 18;
|
|
h = 18;
|
|
|
|
if (w > widget->allocation.width)
|
|
w = widget->allocation.width;
|
|
|
|
if (h > widget->allocation.height - widget->style->ythickness)
|
|
h = widget->allocation.height - widget->style->ythickness;
|
|
|
|
rect->width = w;
|
|
rect->height = h;
|
|
rect->y = widget->allocation.y + widget->allocation.height - h;
|
|
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
|
|
rect->x = widget->allocation.x + widget->allocation.width - w;
|
|
else
|
|
rect->x = widget->allocation.x + widget->style->xthickness;
|
|
}
|
|
|
|
static void
|
|
set_grip_cursor (GtkStatusbar *statusbar)
|
|
{
|
|
if (statusbar->has_resize_grip && statusbar->grip_window != NULL)
|
|
{
|
|
GtkWidget *widget = GTK_WIDGET (statusbar);
|
|
GdkDisplay *display = gtk_widget_get_display (widget);
|
|
GdkCursorType cursor_type;
|
|
GdkCursor *cursor;
|
|
|
|
if (gtk_widget_is_sensitive (widget))
|
|
{
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
|
|
cursor_type = GDK_BOTTOM_RIGHT_CORNER;
|
|
else
|
|
cursor_type = GDK_BOTTOM_LEFT_CORNER;
|
|
|
|
cursor = gdk_cursor_new_for_display (display, cursor_type);
|
|
gdk_window_set_cursor (statusbar->grip_window, cursor);
|
|
gdk_cursor_unref (cursor);
|
|
}
|
|
else
|
|
gdk_window_set_cursor (statusbar->grip_window, NULL);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_create_window (GtkStatusbar *statusbar)
|
|
{
|
|
GtkWidget *widget;
|
|
GdkWindowAttr attributes;
|
|
gint attributes_mask;
|
|
GdkRectangle rect;
|
|
|
|
g_return_if_fail (GTK_WIDGET_REALIZED (statusbar));
|
|
g_return_if_fail (statusbar->has_resize_grip);
|
|
|
|
widget = GTK_WIDGET (statusbar);
|
|
|
|
get_grip_rect (statusbar, &rect);
|
|
|
|
attributes.x = rect.x;
|
|
attributes.y = rect.y;
|
|
attributes.width = rect.width;
|
|
attributes.height = rect.height;
|
|
attributes.window_type = GDK_WINDOW_CHILD;
|
|
attributes.wclass = GDK_INPUT_ONLY;
|
|
attributes.event_mask = gtk_widget_get_events (widget) |
|
|
GDK_BUTTON_PRESS_MASK;
|
|
|
|
attributes_mask = GDK_WA_X | GDK_WA_Y;
|
|
|
|
statusbar->grip_window = gdk_window_new (widget->window,
|
|
&attributes, attributes_mask);
|
|
|
|
gdk_window_set_user_data (statusbar->grip_window, widget);
|
|
|
|
gdk_window_raise (statusbar->grip_window);
|
|
|
|
set_grip_cursor (statusbar);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_direction_changed (GtkWidget *widget,
|
|
GtkTextDirection prev_dir)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (widget);
|
|
|
|
set_grip_cursor (statusbar);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_state_changed (GtkWidget *widget,
|
|
GtkStateType previous_state)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (widget);
|
|
|
|
set_grip_cursor (statusbar);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_destroy_window (GtkStatusbar *statusbar)
|
|
{
|
|
gdk_window_set_user_data (statusbar->grip_window, NULL);
|
|
gdk_window_destroy (statusbar->grip_window);
|
|
statusbar->grip_window = NULL;
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_realize (GtkWidget *widget)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->realize (widget);
|
|
|
|
if (statusbar->has_resize_grip)
|
|
gtk_statusbar_create_window (statusbar);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_unrealize (GtkWidget *widget)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
if (statusbar->grip_window)
|
|
gtk_statusbar_destroy_window (statusbar);
|
|
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->unrealize (widget);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_map (GtkWidget *widget)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->map (widget);
|
|
|
|
if (statusbar->grip_window)
|
|
gdk_window_show (statusbar->grip_window);
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_unmap (GtkWidget *widget)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
if (statusbar->grip_window)
|
|
gdk_window_hide (statusbar->grip_window);
|
|
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->unmap (widget);
|
|
}
|
|
|
|
static gboolean
|
|
gtk_statusbar_button_press (GtkWidget *widget,
|
|
GdkEventButton *event)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
GtkWidget *ancestor;
|
|
GdkWindowEdge edge;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
if (!statusbar->has_resize_grip ||
|
|
event->type != GDK_BUTTON_PRESS ||
|
|
event->window != statusbar->grip_window)
|
|
return FALSE;
|
|
|
|
ancestor = gtk_widget_get_toplevel (widget);
|
|
|
|
if (!GTK_IS_WINDOW (ancestor))
|
|
return FALSE;
|
|
|
|
edge = get_grip_edge (statusbar);
|
|
|
|
if (event->button == 1)
|
|
gtk_window_begin_resize_drag (GTK_WINDOW (ancestor),
|
|
edge,
|
|
event->button,
|
|
event->x_root, event->y_root,
|
|
event->time);
|
|
else if (event->button == 2)
|
|
gtk_window_begin_move_drag (GTK_WINDOW (ancestor),
|
|
event->button,
|
|
event->x_root, event->y_root,
|
|
event->time);
|
|
else
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gtk_statusbar_expose_event (GtkWidget *widget,
|
|
GdkEventExpose *event)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
GdkRectangle rect;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->expose_event (widget, event);
|
|
|
|
if (statusbar->has_resize_grip)
|
|
{
|
|
GdkWindowEdge edge;
|
|
|
|
edge = get_grip_edge (statusbar);
|
|
|
|
get_grip_rect (statusbar, &rect);
|
|
|
|
gtk_paint_resize_grip (widget->style,
|
|
widget->window,
|
|
GTK_WIDGET_STATE (widget),
|
|
&event->area,
|
|
widget,
|
|
"statusbar",
|
|
edge,
|
|
rect.x, rect.y,
|
|
/* don't draw grip over the frame, though you
|
|
* can click on the frame.
|
|
*/
|
|
rect.width - widget->style->xthickness,
|
|
rect.height - widget->style->ythickness);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_size_request (GtkWidget *widget,
|
|
GtkRequisition *requisition)
|
|
{
|
|
GtkStatusbar *statusbar;
|
|
GtkShadowType shadow_type;
|
|
|
|
statusbar = GTK_STATUSBAR (widget);
|
|
|
|
gtk_widget_style_get (GTK_WIDGET (statusbar), "shadow-type", &shadow_type, NULL);
|
|
gtk_frame_set_shadow_type (GTK_FRAME (statusbar->frame), shadow_type);
|
|
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->size_request (widget, requisition);
|
|
}
|
|
|
|
/* look for extra children between the frame containing
|
|
* the label and where we want to draw the resize grip
|
|
*/
|
|
static gboolean
|
|
has_extra_children (GtkStatusbar *statusbar)
|
|
{
|
|
GList *l;
|
|
GtkBoxChild *child, *frame;
|
|
|
|
/* If the internal frame has been modified assume we have extra children */
|
|
if (gtk_bin_get_child (GTK_BIN (statusbar->frame)) != statusbar->label)
|
|
return TRUE;
|
|
|
|
frame = NULL;
|
|
for (l = GTK_BOX (statusbar)->children; l; l = l->next)
|
|
{
|
|
frame = l->data;
|
|
|
|
if (frame->widget == statusbar->frame)
|
|
break;
|
|
}
|
|
|
|
for (l = l->next; l; l = l->next)
|
|
{
|
|
child = l->data;
|
|
|
|
if (!gtk_widget_get_visible (child->widget))
|
|
continue;
|
|
|
|
if (frame->pack == GTK_PACK_START || child->pack == GTK_PACK_END)
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gtk_statusbar_size_allocate (GtkWidget *widget,
|
|
GtkAllocation *allocation)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (widget);
|
|
gboolean extra_children = FALSE;
|
|
GdkRectangle rect;
|
|
|
|
if (statusbar->has_resize_grip)
|
|
{
|
|
get_grip_rect (statusbar, &rect);
|
|
|
|
extra_children = has_extra_children (statusbar);
|
|
|
|
/* If there are extra children, we don't want them to occupy
|
|
* the space where we draw the resize grip, so we temporarily
|
|
* shrink the allocation.
|
|
* If there are no extra children, we want the frame to get
|
|
* the full allocation, and we fix up the allocation of the
|
|
* label afterwards to make room for the grip.
|
|
*/
|
|
if (extra_children)
|
|
{
|
|
allocation->width -= rect.width;
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
|
|
allocation->x += rect.width;
|
|
}
|
|
}
|
|
|
|
/* chain up normally */
|
|
GTK_WIDGET_CLASS (gtk_statusbar_parent_class)->size_allocate (widget, allocation);
|
|
|
|
if (statusbar->has_resize_grip)
|
|
{
|
|
if (extra_children)
|
|
{
|
|
allocation->width += rect.width;
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
|
|
allocation->x -= rect.width;
|
|
|
|
widget->allocation = *allocation;
|
|
}
|
|
else
|
|
{
|
|
GtkWidget *child;
|
|
|
|
/* Use the frame's child instead of statusbar->label directly, in case
|
|
* the label has been replaced by a container as the frame's child
|
|
* (and the label reparented into that container).
|
|
*/
|
|
child = gtk_bin_get_child (GTK_BIN (statusbar->frame));
|
|
|
|
if (child->allocation.width + rect.width > statusbar->frame->allocation.width)
|
|
{
|
|
/* shrink the label to make room for the grip */
|
|
*allocation = child->allocation;
|
|
allocation->width = MAX (1, allocation->width - rect.width);
|
|
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
|
|
allocation->x += child->allocation.width - allocation->width;
|
|
|
|
gtk_widget_size_allocate (child, allocation);
|
|
}
|
|
}
|
|
|
|
if (statusbar->grip_window)
|
|
{
|
|
get_grip_rect (statusbar, &rect);
|
|
|
|
gdk_window_raise (statusbar->grip_window);
|
|
gdk_window_move_resize (statusbar->grip_window,
|
|
rect.x, rect.y,
|
|
rect.width, rect.height);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
static void
|
|
label_selectable_changed (GtkWidget *label,
|
|
GParamSpec *pspec,
|
|
gpointer data)
|
|
{
|
|
GtkStatusbar *statusbar = GTK_STATUSBAR (data);
|
|
|
|
if (statusbar &&
|
|
statusbar->has_resize_grip && statusbar->grip_window)
|
|
gdk_window_raise (statusbar->grip_window);
|
|
}
|
|
|
|
#define __GTK_STATUSBAR_C__
|
|
#include "gtkaliasdef.c"
|