mirror of
https://gitlab.gnome.org/GNOME/libmks.git
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852 lines
27 KiB
C
852 lines
27 KiB
C
/*
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* mks-display-picture.c
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*
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* Copyright 2023 Christian Hergert <chergert@redhat.com>
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* 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, but
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* 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 General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: LGPL-2.1-or-later
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*/
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#define G_LOG_DOMAIN "mks-display-picture"
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#include "config.h"
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#include "mks-display-picture-private.h"
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#include "mks-keyboard.h"
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#include "mks-mouse.h"
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#include "mks-touchable.h"
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#include "mks-util-private.h"
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struct _MksDisplayPicture
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{
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GtkWidget parent_instance;
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GSignalGroup *paintable_signals;
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MksPaintable *paintable;
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MksKeyboard *keyboard;
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MksMouse *mouse;
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MksTouchable *touchable;
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double last_mouse_x;
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double last_mouse_y;
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};
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enum {
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PROP_0,
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PROP_PAINTABLE,
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PROP_KEYBOARD,
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PROP_MOUSE,
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PROP_TOUCHABLE,
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N_PROPS
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};
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G_DEFINE_FINAL_TYPE (MksDisplayPicture, mks_display_picture, GTK_TYPE_WIDGET)
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static GParamSpec *properties [N_PROPS];
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static void
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mks_display_picture_keyboard_press_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksKeyboard *keyboard = (MksKeyboard *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_KEYBOARD (keyboard));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_keyboard_press_finish (keyboard, result, &error))
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g_debug ("Keyboard press failed: %s", error->message);
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}
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static void
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mks_display_picture_keyboard_release_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksKeyboard *keyboard = (MksKeyboard *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_KEYBOARD (keyboard));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_keyboard_release_finish (keyboard, result, &error))
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g_debug ("Keyboard release failed: %s", error->message);
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}
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static void
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mks_display_picture_mouse_move_to_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_mouse_move_to_finish (mouse, result, &error))
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g_debug ("Failed move_to: %s", error->message);
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}
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static void
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mks_display_picture_mouse_move_by_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_mouse_move_by_finish (mouse, result, &error))
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g_debug ("Failed move_by: %s", error->message);
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}
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static void
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mks_display_picture_touchable_send_event_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksTouchable *touchable = (MksTouchable *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_TOUCHABLE (touchable));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_touchable_send_event_finish (touchable, result, &error))
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g_debug ("Failed to send touch event: %s", error->message);
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}
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static void
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mks_display_picture_translate_button (MksDisplayPicture *self,
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int *button)
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{
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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g_assert (button != NULL);
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switch (*button)
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{
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case 1: *button = MKS_MOUSE_BUTTON_LEFT; break;
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case 2: *button = MKS_MOUSE_BUTTON_MIDDLE; break;
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case 3: *button = MKS_MOUSE_BUTTON_RIGHT; break;
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case 8: *button = MKS_MOUSE_BUTTON_SIDE; break;
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case 9: *button = MKS_MOUSE_BUTTON_EXTRA; break;
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default: break;
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}
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}
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static void
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mks_display_picture_mouse_press_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_mouse_press_finish (mouse, result, &error))
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g_debug ("Mouse press failed: %s", error->message);
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}
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static void
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mks_display_picture_mouse_release_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplayPicture) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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if (!mks_mouse_release_finish (mouse, result, &error))
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g_debug ("Mouse release failed: %s", error->message);
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}
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gboolean
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mks_display_picture_event_get_guest_position (MksDisplayPicture *self,
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GdkEvent *event,
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double *guest_x,
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double *guest_y)
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{
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GdkPaintable *paintable;
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GtkNative *native;
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int guest_width, guest_height;
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graphene_rect_t area;
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graphene_point_t translated;
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double translate_x, translate_y;
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double x, y;
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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g_assert (GDK_IS_EVENT (event));
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paintable = GDK_PAINTABLE (self->paintable);
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native = gtk_widget_get_native (GTK_WIDGET (self));
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guest_width = gdk_paintable_get_intrinsic_width (paintable);
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guest_height = gdk_paintable_get_intrinsic_height (paintable);
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area = GRAPHENE_RECT_INIT (0, 0,
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gtk_widget_get_width (GTK_WIDGET (self)),
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gtk_widget_get_height (GTK_WIDGET (self)));
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gtk_native_get_surface_transform (native, &translate_x, &translate_y);
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if (gdk_event_get_position (event, &x, &y))
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{
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x -= translate_x;
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y -= translate_y;
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if (!gtk_widget_compute_point (GTK_WIDGET (native),
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GTK_WIDGET (self),
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&GRAPHENE_POINT_INIT (x, y),
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&translated))
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return FALSE;
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*guest_x = floor (translated.x) / area.size.width * guest_width;
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*guest_y = floor (translated.y) / area.size.height * guest_height;
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*guest_x = CLAMP (*guest_x, 0, guest_width);
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*guest_y = CLAMP (*guest_y, 0, guest_width);
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return TRUE;
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}
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return FALSE;
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}
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static gboolean
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mks_display_picture_legacy_event_cb (MksDisplayPicture *self,
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GdkEvent *event,
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GtkEventControllerLegacy *controller)
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{
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GdkPaintable *paintable;
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GdkEventType event_type;
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GdkEventSequence *sequence;
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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g_assert (GDK_IS_EVENT (event));
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g_assert (GTK_IS_EVENT_CONTROLLER_LEGACY (controller));
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if (self->keyboard == NULL || self->mouse == NULL || self->touchable == NULL || self->paintable == NULL)
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return GDK_EVENT_PROPAGATE;
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event_type = gdk_event_get_event_type (event);
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paintable = GDK_PAINTABLE (self->paintable);
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sequence = gdk_event_get_event_sequence (event);
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switch ((int)event_type)
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{
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case GDK_TOUCH_BEGIN:
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case GDK_TOUCH_UPDATE:
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case GDK_TOUCH_CANCEL:
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case GDK_TOUCH_END:
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{
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double guest_x, guest_y;
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guint64 num_slot = GPOINTER_TO_UINT (sequence);
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MksTouchEventKind kind;
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if (event_type == GDK_TOUCH_BEGIN)
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kind = MKS_TOUCH_EVENT_BEGIN;
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else if (event_type == GDK_TOUCH_UPDATE)
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kind = MKS_TOUCH_EVENT_UPDATE;
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else if (event_type == GDK_TOUCH_CANCEL)
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kind = MKS_TOUCH_EVENT_CANCEL;
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else
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kind = MKS_TOUCH_EVENT_END;
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if (mks_display_picture_event_get_guest_position (self, event, &guest_x, &guest_y))
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{
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mks_touchable_send_event (self->touchable, kind,
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num_slot,
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guest_x, guest_y,
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NULL,
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mks_display_picture_touchable_send_event_cb,
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g_object_ref (self));
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return GDK_EVENT_STOP;
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}
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break;
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}
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case GDK_MOTION_NOTIFY:
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{
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GdkSurface *surface = gdk_event_get_surface (event);
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GtkNative *native = gtk_widget_get_native (GTK_WIDGET (self));
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int guest_width = gdk_paintable_get_intrinsic_width (paintable);
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int guest_height = gdk_paintable_get_intrinsic_height (paintable);
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graphene_rect_t area;
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double translate_x;
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double translate_y;
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g_assert (MKS_IS_MOUSE (self->mouse));
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g_assert (GDK_IS_SURFACE (surface));
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area = GRAPHENE_RECT_INIT (0, 0,
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gtk_widget_get_width (GTK_WIDGET (self)),
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gtk_widget_get_height (GTK_WIDGET (self)));
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gtk_native_get_surface_transform (native, &translate_x, &translate_y);
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if (mks_mouse_get_is_absolute (self->mouse))
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{
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double guest_x, guest_y;
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if (mks_display_picture_event_get_guest_position (self, event, &guest_x, &guest_y))
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{
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mks_mouse_move_to (self->mouse,
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guest_x,
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guest_y,
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NULL,
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mks_display_picture_mouse_move_to_cb,
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g_object_ref (self));
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return GDK_EVENT_STOP;
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}
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}
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else
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{
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double x, y;
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if (gdk_event_get_axis (event, GDK_AXIS_X, &x) &&
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gdk_event_get_axis (event, GDK_AXIS_Y, &y))
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{
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double delta_x = self->last_mouse_x - (x / area.size.width) * guest_width;
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double delta_y = self->last_mouse_y - (y / area.size.height) * guest_height;
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mks_mouse_move_by (self->mouse,
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delta_x,
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delta_y,
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NULL,
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mks_display_picture_mouse_move_by_cb,
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g_object_ref (self));
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return GDK_EVENT_STOP;
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}
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}
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break;
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}
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case GDK_BUTTON_PRESS:
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case GDK_BUTTON_RELEASE:
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{
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int button = gdk_button_event_get_button (event);
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g_assert (MKS_IS_MOUSE (self->mouse));
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mks_display_picture_translate_button (self, &button);
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if (event_type == GDK_BUTTON_PRESS)
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mks_mouse_press (self->mouse,
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button,
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NULL,
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mks_display_picture_mouse_press_cb,
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g_object_ref (self));
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else
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mks_mouse_release (self->mouse,
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button,
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NULL,
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mks_display_picture_mouse_release_cb,
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g_object_ref (self));
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return GDK_EVENT_STOP;
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}
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case GDK_KEY_PRESS:
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case GDK_KEY_RELEASE:
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{
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guint keycode = gdk_key_event_get_keycode (event);
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guint keyval = gdk_key_event_get_keyval (event);
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guint qkeycode;
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g_assert (MKS_IS_KEYBOARD (self->keyboard));
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mks_keyboard_translate (keyval, keycode, &qkeycode);
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if (event_type == GDK_KEY_PRESS)
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mks_keyboard_press (self->keyboard,
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qkeycode,
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NULL,
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mks_display_picture_keyboard_press_cb,
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g_object_ref (self));
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else
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mks_keyboard_release (self->keyboard,
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qkeycode,
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NULL,
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mks_display_picture_keyboard_release_cb,
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g_object_ref (self));
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return GDK_EVENT_STOP;
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}
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case GDK_SCROLL:
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{
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GdkScrollDirection direction = gdk_scroll_event_get_direction (event);
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gboolean inverted = mks_scroll_event_is_inverted (event);
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int button = -1;
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g_assert (MKS_IS_MOUSE (self->mouse));
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switch (direction)
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{
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case GDK_SCROLL_UP:
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button = MKS_MOUSE_BUTTON_WHEEL_UP;
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break;
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case GDK_SCROLL_DOWN:
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button = MKS_MOUSE_BUTTON_WHEEL_DOWN;
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break;
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case GDK_SCROLL_SMOOTH:
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{
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double delta_x;
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double delta_y;
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/*
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* Currently there is no touchpad D-Bus interface to communicate
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* with QEMU. That is something we would very much want to have
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* in the future so that we can do this properly.
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*
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* For now, we just "emulate" scroll events by looking at direction
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* and sending that across as wheel events. It's enough to be useful
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* but far from what we would really want in the long run.
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*/
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gdk_scroll_event_get_deltas (event, &delta_x, &delta_y);
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if (delta_y < 0)
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button = MKS_MOUSE_BUTTON_WHEEL_DOWN;
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else if (delta_y > 0)
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button = MKS_MOUSE_BUTTON_WHEEL_UP;
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break;
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}
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case GDK_SCROLL_LEFT:
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case GDK_SCROLL_RIGHT:
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default:
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break;
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}
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if (button != -1)
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{
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if (inverted)
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{
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if (button == MKS_MOUSE_BUTTON_WHEEL_UP)
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button = MKS_MOUSE_BUTTON_WHEEL_DOWN;
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else if (button == MKS_MOUSE_BUTTON_WHEEL_DOWN)
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button = MKS_MOUSE_BUTTON_WHEEL_UP;
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}
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mks_mouse_press (self->mouse,
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button,
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NULL,
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mks_display_picture_mouse_press_cb,
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g_object_ref (self));
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return GDK_EVENT_STOP;
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}
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break;
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}
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default:
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break;
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}
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return GDK_EVENT_PROPAGATE;
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}
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static void
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mks_display_picture_invalidate_contents_cb (MksDisplayPicture *self,
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MksPaintable *paintable)
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{
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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g_assert (MKS_IS_PAINTABLE (paintable));
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gtk_widget_queue_draw (GTK_WIDGET (self));
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}
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static void
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mks_display_picture_invalidate_size_cb (MksDisplayPicture *self,
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MksPaintable *paintable)
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{
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g_assert (MKS_IS_DISPLAY_PICTURE (self));
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g_assert (MKS_IS_PAINTABLE (paintable));
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gtk_widget_queue_resize (GTK_WIDGET (self));
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}
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static void
|
|
mks_display_picture_notify_cursor_cb (MksDisplayPicture *self,
|
|
GParamSpec *pspec,
|
|
MksPaintable *paintable)
|
|
{
|
|
GdkCursor *cursor;
|
|
|
|
g_assert (MKS_IS_DISPLAY_PICTURE (self));
|
|
g_assert (MKS_IS_PAINTABLE (paintable));
|
|
|
|
cursor = _mks_paintable_get_cursor (paintable);
|
|
|
|
gtk_widget_set_cursor (GTK_WIDGET (self), cursor);
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_mouse_set_cb (MksDisplayPicture *self,
|
|
int x,
|
|
int y,
|
|
MksPaintable *paintable)
|
|
{
|
|
g_assert (MKS_IS_DISPLAY_PICTURE (self));
|
|
g_assert (MKS_IS_PAINTABLE (paintable));
|
|
|
|
self->last_mouse_x = x;
|
|
self->last_mouse_y = y;
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_measure (GtkWidget *widget,
|
|
GtkOrientation orientation,
|
|
int for_size,
|
|
int *minimum,
|
|
int *natural,
|
|
int *minimum_baseline,
|
|
int *natural_baseline)
|
|
{
|
|
MksDisplayPicture *self = (MksDisplayPicture *)widget;
|
|
GdkPaintable *paintable;
|
|
double nat_width, nat_height;
|
|
int default_width;
|
|
int default_height;
|
|
|
|
g_assert (MKS_IS_DISPLAY_PICTURE (self));
|
|
|
|
if (self->paintable == NULL || for_size == 0)
|
|
{
|
|
*minimum = 0;
|
|
*natural = 0;
|
|
return;
|
|
}
|
|
|
|
paintable = GDK_PAINTABLE (self->paintable);
|
|
|
|
default_width = gdk_paintable_get_intrinsic_width (paintable);
|
|
default_height = gdk_paintable_get_intrinsic_width (paintable);
|
|
|
|
if (default_width <= 0)
|
|
default_width = 640;
|
|
|
|
if (default_height <= 0)
|
|
default_height = 480;
|
|
|
|
if (orientation == GTK_ORIENTATION_HORIZONTAL)
|
|
{
|
|
gdk_paintable_compute_concrete_size (paintable,
|
|
0,
|
|
for_size < 0 ? 0 : for_size,
|
|
default_width, default_height,
|
|
&nat_width, &nat_height);
|
|
*minimum = 0;
|
|
*natural = ceil (nat_width);
|
|
}
|
|
else
|
|
{
|
|
gdk_paintable_compute_concrete_size (paintable,
|
|
for_size < 0 ? 0 : for_size,
|
|
0,
|
|
default_width, default_height,
|
|
&nat_width, &nat_height);
|
|
*minimum = 0;
|
|
*natural = ceil (nat_height);
|
|
}
|
|
}
|
|
|
|
static GtkSizeRequestMode
|
|
mks_display_picture_get_request_mode (GtkWidget *widget)
|
|
{
|
|
return GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH;
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_snapshot (GtkWidget *widget,
|
|
GtkSnapshot *snapshot)
|
|
{
|
|
MksDisplayPicture *self = (MksDisplayPicture *)widget;
|
|
|
|
if (self->paintable == NULL)
|
|
return;
|
|
|
|
gdk_paintable_snapshot (GDK_PAINTABLE (self->paintable),
|
|
snapshot,
|
|
gtk_widget_get_width (GTK_WIDGET (self)),
|
|
gtk_widget_get_height (GTK_WIDGET (self)));
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_dispose (GObject *object)
|
|
{
|
|
MksDisplayPicture *self = (MksDisplayPicture *)object;
|
|
|
|
g_clear_object (&self->paintable);
|
|
g_clear_object (&self->keyboard);
|
|
g_clear_object (&self->mouse);
|
|
g_clear_object (&self->paintable_signals);
|
|
g_clear_object (&self->touchable);
|
|
|
|
G_OBJECT_CLASS (mks_display_picture_parent_class)->dispose (object);
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
MksDisplayPicture *self = MKS_DISPLAY_PICTURE (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_KEYBOARD:
|
|
g_value_set_object (value, mks_display_picture_get_keyboard (self));
|
|
break;
|
|
|
|
case PROP_MOUSE:
|
|
g_value_set_object (value, mks_display_picture_get_mouse (self));
|
|
break;
|
|
|
|
case PROP_TOUCHABLE:
|
|
g_value_set_object (value, mks_display_picture_get_touchable (self));
|
|
break;
|
|
|
|
case PROP_PAINTABLE:
|
|
g_value_set_object (value, mks_display_picture_get_paintable (self));
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
MksDisplayPicture *self = MKS_DISPLAY_PICTURE (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_KEYBOARD:
|
|
mks_display_picture_set_keyboard (self, g_value_get_object (value));
|
|
break;
|
|
|
|
case PROP_MOUSE:
|
|
mks_display_picture_set_mouse (self, g_value_get_object (value));
|
|
break;
|
|
|
|
case PROP_TOUCHABLE:
|
|
mks_display_picture_set_touchable (self, g_value_get_object (value));
|
|
break;
|
|
|
|
case PROP_PAINTABLE:
|
|
mks_display_picture_set_paintable (self, g_value_get_object (value));
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
}
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_class_init (MksDisplayPictureClass *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
|
|
|
|
object_class->dispose = mks_display_picture_dispose;
|
|
object_class->get_property = mks_display_picture_get_property;
|
|
object_class->set_property = mks_display_picture_set_property;
|
|
|
|
widget_class->measure = mks_display_picture_measure;
|
|
widget_class->get_request_mode = mks_display_picture_get_request_mode;
|
|
widget_class->snapshot = mks_display_picture_snapshot;
|
|
|
|
properties[PROP_KEYBOARD] =
|
|
g_param_spec_object ("keyboard", NULL, NULL,
|
|
MKS_TYPE_KEYBOARD,
|
|
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
|
|
|
|
properties[PROP_MOUSE] =
|
|
g_param_spec_object ("mouse", NULL, NULL,
|
|
MKS_TYPE_MOUSE,
|
|
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
|
|
|
|
properties[PROP_TOUCHABLE] =
|
|
g_param_spec_object ("touchable", NULL, NULL,
|
|
MKS_TYPE_TOUCHABLE,
|
|
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
|
|
|
|
properties[PROP_PAINTABLE] =
|
|
g_param_spec_object ("paintable", NULL, NULL,
|
|
MKS_TYPE_PAINTABLE,
|
|
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_properties (object_class, N_PROPS, properties);
|
|
}
|
|
|
|
static void
|
|
mks_display_picture_init (MksDisplayPicture *self)
|
|
{
|
|
GtkEventController *controller;
|
|
g_autoptr(GdkCursor) gdk_cursor = gdk_cursor_new_from_name ("none", NULL);
|
|
|
|
controller = gtk_event_controller_legacy_new ();
|
|
g_signal_connect_object (controller,
|
|
"event",
|
|
G_CALLBACK (mks_display_picture_legacy_event_cb),
|
|
self,
|
|
G_CONNECT_SWAPPED);
|
|
gtk_event_controller_set_propagation_phase (controller, GTK_PHASE_CAPTURE);
|
|
gtk_widget_add_controller (GTK_WIDGET (self), controller);
|
|
|
|
self->paintable_signals = g_signal_group_new (MKS_TYPE_PAINTABLE);
|
|
g_signal_group_connect_object (self->paintable_signals,
|
|
"invalidate-contents",
|
|
G_CALLBACK (mks_display_picture_invalidate_contents_cb),
|
|
self,
|
|
G_CONNECT_SWAPPED);
|
|
g_signal_group_connect_object (self->paintable_signals,
|
|
"invalidate-size",
|
|
G_CALLBACK (mks_display_picture_invalidate_size_cb),
|
|
self,
|
|
G_CONNECT_SWAPPED);
|
|
g_signal_group_connect_object (self->paintable_signals,
|
|
"notify::cursor",
|
|
G_CALLBACK (mks_display_picture_notify_cursor_cb),
|
|
self,
|
|
G_CONNECT_SWAPPED);
|
|
g_signal_group_connect_object (self->paintable_signals,
|
|
"mouse-set",
|
|
G_CALLBACK (mks_display_picture_mouse_set_cb),
|
|
self,
|
|
G_CONNECT_SWAPPED);
|
|
|
|
gtk_widget_set_cursor (GTK_WIDGET (self), gdk_cursor);
|
|
gtk_widget_set_focusable (GTK_WIDGET (self), TRUE);
|
|
}
|
|
|
|
GtkWidget *
|
|
mks_display_picture_new (void)
|
|
{
|
|
return g_object_new (MKS_TYPE_DISPLAY_PICTURE, NULL);
|
|
}
|
|
|
|
MksPaintable *
|
|
mks_display_picture_get_paintable (MksDisplayPicture *self)
|
|
{
|
|
g_return_val_if_fail (MKS_IS_DISPLAY_PICTURE (self), NULL);
|
|
|
|
return self->paintable;
|
|
}
|
|
|
|
void
|
|
mks_display_picture_set_paintable (MksDisplayPicture *self,
|
|
MksPaintable *paintable)
|
|
{
|
|
g_return_if_fail (MKS_IS_DISPLAY_PICTURE (self));
|
|
g_return_if_fail (!paintable || MKS_IS_PAINTABLE (paintable));
|
|
|
|
if (g_set_object (&self->paintable, paintable))
|
|
{
|
|
g_signal_group_set_target (self->paintable_signals, paintable);
|
|
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_PAINTABLE]);
|
|
gtk_widget_queue_resize (GTK_WIDGET (self));
|
|
}
|
|
}
|
|
|
|
MksMouse *
|
|
mks_display_picture_get_mouse (MksDisplayPicture *self)
|
|
{
|
|
g_return_val_if_fail (MKS_IS_DISPLAY_PICTURE (self), NULL);
|
|
|
|
return self->mouse;
|
|
}
|
|
|
|
void
|
|
mks_display_picture_set_mouse (MksDisplayPicture *self,
|
|
MksMouse *mouse)
|
|
{
|
|
g_return_if_fail (MKS_IS_DISPLAY_PICTURE (self));
|
|
g_return_if_fail (!mouse || MKS_IS_MOUSE (mouse));
|
|
|
|
if (g_set_object (&self->mouse, mouse))
|
|
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MOUSE]);
|
|
}
|
|
|
|
MksKeyboard *
|
|
mks_display_picture_get_keyboard (MksDisplayPicture *self)
|
|
{
|
|
g_return_val_if_fail (MKS_IS_DISPLAY_PICTURE (self), NULL);
|
|
|
|
return self->keyboard;
|
|
}
|
|
|
|
void
|
|
mks_display_picture_set_keyboard (MksDisplayPicture *self,
|
|
MksKeyboard *keyboard)
|
|
{
|
|
g_return_if_fail (MKS_IS_DISPLAY_PICTURE (self));
|
|
g_return_if_fail (!keyboard || MKS_IS_KEYBOARD (keyboard));
|
|
|
|
if (g_set_object (&self->keyboard, keyboard))
|
|
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_KEYBOARD]);
|
|
}
|
|
|
|
MksTouchable *
|
|
mks_display_picture_get_touchable (MksDisplayPicture *self)
|
|
{
|
|
g_return_val_if_fail (MKS_IS_DISPLAY_PICTURE (self), NULL);
|
|
|
|
return self->touchable;
|
|
}
|
|
|
|
void
|
|
mks_display_picture_set_touchable (MksDisplayPicture *self,
|
|
MksTouchable *touchable)
|
|
{
|
|
g_return_if_fail (MKS_IS_DISPLAY_PICTURE (self));
|
|
g_return_if_fail (!touchable || MKS_IS_TOUCHABLE (touchable));
|
|
|
|
if (g_set_object (&self->touchable, touchable))
|
|
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_TOUCHABLE]);
|
|
}
|