[gnome-panel/wip/panel-handle: 1/3] add PanelHandle
- From: Alberts Muktupāvels <muktupavels src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-panel/wip/panel-handle: 1/3] add PanelHandle
- Date: Mon, 29 Dec 2014 10:52:17 +0000 (UTC)
commit e14b4d2ab168f2a7b8f25ff7a154fcb01179471d
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date: Mon Dec 29 12:21:40 2014 +0200
add PanelHandle
gnome-panel/Makefile.am | 3 +
gnome-panel/panel-handle.c | 320 ++++++++++++++++++++++++++++++++++++++++++++
gnome-panel/panel-handle.h | 71 ++++++++++
3 files changed, 394 insertions(+), 0 deletions(-)
---
diff --git a/gnome-panel/Makefile.am b/gnome-panel/Makefile.am
index 37948d7..78d18c2 100644
--- a/gnome-panel/Makefile.am
+++ b/gnome-panel/Makefile.am
@@ -37,6 +37,8 @@ panel_sources = \
panel-applets-manager.c \
panel-background.c \
panel-background-monitor.c \
+ panel-handle.c \
+ panel-handle.h \
panel-stock-icons.c \
panel-action-button.c \
panel-image-menu-item.c \
@@ -171,6 +173,7 @@ panel_test_applets_LDFLAGS = -export-dynamic
panel_enum_headers = \
$(top_srcdir)/gnome-panel/panel-enums.h \
$(top_srcdir)/gnome-panel/panel-enums-gsettings.h \
+ $(top_srcdir)/gnome-panel/panel-handle.h \
$(top_srcdir)/gnome-panel/panel-types.h
panel-marshal.h: panel-marshal.list $(GLIB_GENMARSHAL)
diff --git a/gnome-panel/panel-handle.c b/gnome-panel/panel-handle.c
new file mode 100644
index 0000000..3d533d8
--- /dev/null
+++ b/gnome-panel/panel-handle.c
@@ -0,0 +1,320 @@
+/*
+ * Copyright (C) 2014 Alberts Muktupāvels
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ * Alberts Muktupāvels <alberts muktupavels gmail com>
+ */
+
+#include "panel-handle.h"
+#include "panel-typebuiltins.h"
+
+#define HANDLE_SIZE_MIN 1
+#define HANDLE_SIZE_MAX 50
+#define HANDLE_SIZE_DEFAULT 10
+
+struct _PanelHandlePrivate
+{
+ PanelHandleType type;
+ GtkOrientation orientation;
+
+ gint size;
+};
+
+G_DEFINE_TYPE_WITH_PRIVATE (PanelHandle,
+ panel_handle,
+ GTK_TYPE_EVENT_BOX)
+
+enum
+{
+ PROP_0,
+ PROP_TYPE,
+ PROP_ORIENTATION,
+ N_PROPERTIES
+};
+
+static GParamSpec *object_properties[N_PROPERTIES] = { NULL, };
+
+static void
+panel_handle_update_size_request (PanelHandle *handle)
+{
+ GtkWidget *widget;
+
+ widget = GTK_WIDGET (handle);
+
+ if (handle->priv->orientation == GTK_ORIENTATION_HORIZONTAL) {
+ gtk_widget_set_size_request (widget,
+ handle->priv->size,
+ -1);
+ } else {
+ gtk_widget_set_size_request (widget,
+ -1,
+ handle->priv->size);
+ }
+}
+
+static void
+panel_handle_set_type (PanelHandle *handle,
+ PanelHandleType type)
+{
+ GtkWidget *widget;
+ GtkStyleContext *context;
+ const gchar *class;
+
+ widget = GTK_WIDGET (handle);
+ context = gtk_widget_get_style_context (widget);
+
+ switch (type)
+ {
+ case PANEL_HANDLE_PANEL_START:
+ class = "panel-start";
+ break;
+ case PANEL_HANDLE_PANEL_END:
+ class = "panel-end";
+ break;
+ case PANEL_HANDLE_APPLET:
+ class = "applet";
+ break;
+ default:
+ g_assert_not_reached ();
+ break;
+ }
+
+ gtk_style_context_add_class (context,
+ class);
+}
+
+static void
+panel_handle_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ PanelHandle *handle;
+
+ handle = PANEL_HANDLE (object);
+
+ switch (property_id)
+ {
+ case PROP_TYPE:
+ panel_handle_set_type (handle,
+ g_value_get_enum (value));
+ break;
+ case PROP_ORIENTATION:
+ panel_handle_set_orientation (handle,
+ g_value_get_enum (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
+ property_id,
+ pspec);
+ break;
+ }
+}
+
+static void
+panel_handle_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ PanelHandle *handle;
+
+ handle = PANEL_HANDLE (object);
+
+ switch (property_id)
+ {
+ case PROP_TYPE:
+ g_value_set_enum (value, handle->priv->type);
+ break;
+ case PROP_ORIENTATION:
+ g_value_set_enum (value, handle->priv->orientation);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
+ property_id,
+ pspec);
+ break;
+ }
+}
+
+static void
+panel_handle_get_preferred_height (GtkWidget *widget,
+ gint *minimum_height,
+ gint *natural_height)
+{
+ PanelHandle *handle;
+
+ GTK_WIDGET_CLASS (panel_handle_parent_class)->get_preferred_height (widget,
+ minimum_height,
+ natural_height);
+
+ handle = PANEL_HANDLE (widget);
+
+ if (handle->priv->orientation == GTK_ORIENTATION_HORIZONTAL) {
+ *minimum_height = handle->priv->size;
+ *natural_height = handle->priv->size;
+ }
+}
+
+static void
+panel_handle_get_preferred_width (GtkWidget *widget,
+ gint *minimum_width,
+ gint *natural_width)
+{
+ PanelHandle *handle;
+
+ GTK_WIDGET_CLASS (panel_handle_parent_class)->get_preferred_width (widget,
+ minimum_width,
+ natural_width);
+ handle = PANEL_HANDLE (widget);
+
+ if (handle->priv->orientation == GTK_ORIENTATION_VERTICAL) {
+ *minimum_width = handle->priv->size;
+ *natural_width = handle->priv->size;
+ }
+}
+
+static void
+panel_handle_style_updated (GtkWidget *widget)
+{
+ PanelHandle *handle;
+
+ GTK_WIDGET_CLASS (panel_handle_parent_class)->style_updated (widget);
+
+ handle = PANEL_HANDLE (widget);
+
+ gtk_widget_style_get (widget,
+ "size", &handle->priv->size,
+ NULL);
+
+ panel_handle_update_size_request (handle);
+}
+
+static void
+panel_handle_realize (GtkWidget *widget)
+{
+ GTK_WIDGET_CLASS (panel_handle_parent_class)->realize (widget);
+
+ panel_handle_style_updated (widget);
+}
+
+static void
+panel_handle_install_object_properties (GObjectClass *class)
+{
+ object_properties[PROP_TYPE] =
+ g_param_spec_enum ("type",
+ "type",
+ "type",
+ PANEL_TYPE_HANDLE_TYPE,
+ PANEL_HANDLE_PANEL_START,
+ G_PARAM_CONSTRUCT_ONLY |
+ G_PARAM_READWRITE);
+
+ object_properties[PROP_ORIENTATION] =
+ g_param_spec_enum ("orientation",
+ "orientation",
+ "orientation",
+ GTK_TYPE_ORIENTATION,
+ GTK_ORIENTATION_HORIZONTAL,
+ G_PARAM_READWRITE);
+
+ g_object_class_install_properties (class,
+ N_PROPERTIES,
+ object_properties);
+}
+
+static void
+panel_handle_install_style_properties (GtkWidgetClass *class)
+{
+ GParamSpec *size_spec;
+
+ size_spec = g_param_spec_uint ("size",
+ "size",
+ "size",
+ HANDLE_SIZE_MIN,
+ HANDLE_SIZE_MAX,
+ HANDLE_SIZE_DEFAULT,
+ G_PARAM_READABLE |
+ G_PARAM_STATIC_STRINGS);
+
+ gtk_widget_class_install_style_property (class,
+ size_spec);
+}
+
+static void
+panel_handle_class_init (PanelHandleClass *class)
+{
+ GObjectClass *object_class;
+ GtkWidgetClass *widget_class;
+
+ object_class = G_OBJECT_CLASS (class);
+ widget_class = GTK_WIDGET_CLASS (class);
+
+ object_class->set_property = panel_handle_set_property;
+ object_class->get_property = panel_handle_get_property;
+
+ widget_class->get_preferred_height = panel_handle_get_preferred_height;
+ widget_class->get_preferred_width = panel_handle_get_preferred_width;
+ widget_class->realize = panel_handle_realize;
+ widget_class->style_updated = panel_handle_style_updated;
+
+ panel_handle_install_object_properties (object_class);
+ panel_handle_install_style_properties (widget_class);
+}
+
+static void
+panel_handle_init (PanelHandle *handle)
+{
+ handle->priv = panel_handle_get_instance_private (handle);
+
+ gtk_widget_set_events (GTK_WIDGET (handle),
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK);
+}
+
+GtkWidget *
+panel_handle_new (PanelHandleType type,
+ GtkOrientation orientation)
+{
+ return g_object_new (PANEL_TYPE_HANDLE,
+ "type", type,
+ "orientation", orientation,
+ NULL);
+}
+
+void
+panel_handle_set_orientation (PanelHandle *handle,
+ GtkOrientation orientation)
+{
+ GtkWidget *widget;
+ GtkStyleContext *context;
+
+ if (handle->priv->orientation == orientation)
+ return;
+
+ handle->priv->orientation = orientation;
+
+ widget = GTK_WIDGET (handle);
+ context = gtk_widget_get_style_context (widget);
+
+ if (orientation == GTK_ORIENTATION_HORIZONTAL) {
+ gtk_style_context_add_class (context, GTK_STYLE_CLASS_HORIZONTAL);
+ gtk_style_context_remove_class (context, GTK_STYLE_CLASS_VERTICAL);
+ } else {
+ gtk_style_context_add_class (context, GTK_STYLE_CLASS_VERTICAL);
+ gtk_style_context_remove_class (context, GTK_STYLE_CLASS_HORIZONTAL);
+ }
+}
diff --git a/gnome-panel/panel-handle.h b/gnome-panel/panel-handle.h
new file mode 100644
index 0000000..326cc13
--- /dev/null
+++ b/gnome-panel/panel-handle.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2014 Alberts Muktupāvels
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ * Alberts Muktupāvels <alberts muktupavels gmail com>
+ */
+
+#ifndef PANEL_HANDLE_H
+#define PANEL_HANDLE_H
+
+#include <gtk/gtk.h>
+
+#define PANEL_TYPE_HANDLE (panel_handle_get_type ())
+#define PANEL_HANDLE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), \
+ PANEL_TYPE_HANDLE, \
+ PanelHandle))
+#define PANEL_HANDLE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), \
+ PANEL_TYPE_HANDLE, \
+ PanelHandleClass))
+#define PANEL_IS_HANDLE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), \
+ PANEL_TYPE_HANDLE))
+#define PANEL_IS_HANDLE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), \
+ PANEL_TYPE_HANDLE))
+#define PANEL_HANDLE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), \
+ PANEL_TYPE_HANDLE, \
+ PanelHandleClass))
+
+typedef struct _PanelHandle PanelHandle;
+typedef struct _PanelHandleClass PanelHandleClass;
+typedef struct _PanelHandlePrivate PanelHandlePrivate;
+
+struct _PanelHandle
+{
+ GtkEventBox parent;
+ PanelHandlePrivate *priv;
+};
+
+struct _PanelHandleClass
+{
+ GtkEventBoxClass parent_class;
+};
+
+typedef enum
+{
+ PANEL_HANDLE_PANEL_START,
+ PANEL_HANDLE_PANEL_END,
+ PANEL_HANDLE_APPLET
+} PanelHandleType;
+
+GType panel_handle_get_type (void);
+
+GtkWidget *panel_handle_new (PanelHandleType type,
+ GtkOrientation orientation);
+
+void panel_handle_set_orientation (PanelHandle *handle,
+ GtkOrientation orientation);
+
+#endif
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