2023-02-14 05:53:57 +00:00
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/* mks-display.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 program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU 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: GPL-3.0-or-later
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*/
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#include "config.h"
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2023-02-14 21:34:45 +00:00
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#include <stdlib.h>
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2023-02-14 19:18:48 +00:00
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#include "mks-css-private.h"
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2023-02-14 05:53:57 +00:00
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#include "mks-display.h"
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2023-02-14 21:34:45 +00:00
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#include "mks-keyboard.h"
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#include "mks-mouse.h"
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2023-02-14 05:53:57 +00:00
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#include "mks-screen.h"
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2023-02-14 21:34:45 +00:00
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#include "mks-keymap-xorgevdev2qnum-private.h"
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2023-02-14 05:53:57 +00:00
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typedef struct
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{
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2023-02-14 19:18:48 +00:00
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/* The screen being displayed. We've gotten a GdkPaintable from it
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* which is connected to @picture for display.
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*/
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MksScreen *screen;
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2023-02-15 14:47:10 +00:00
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/* The paintable containing the screen content */
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GdkPaintable *paintable;
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gulong invalidate_contents_handler;
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gulong invalidate_size_handler;
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2023-02-14 21:34:45 +00:00
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/* Used to update the cursor position by calling into the MksMouse
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* API using move_to/move_by.
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*/
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GtkEventControllerMotion *motion;
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/* Used to send key press/release events by calling into MksKeyboard
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* API using press/release and the hardware keycode.
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*/
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GtkEventControllerKey *key;
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2023-02-14 22:19:12 +00:00
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/* Used to send mouse press/release events translated from the current
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* button in the gesture. X,Y coordinates are expected to already be
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* updated from GtkEventControllerMotion::motion events.
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*/
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GtkGestureClick *click;
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/* Tracking the last known positions of mouse events so that we may
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* emulate mks_mouse_move_by() using GtkEventControllerMotion.
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*/
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double last_mouse_x;
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double last_mouse_y;
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2023-02-14 05:53:57 +00:00
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} MksDisplayPrivate;
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enum {
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PROP_0,
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2023-02-15 15:01:32 +00:00
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PROP_PAINTABLE,
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2023-02-14 05:53:57 +00:00
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PROP_SCREEN,
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N_PROPS
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};
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G_DEFINE_TYPE_WITH_PRIVATE (MksDisplay, mks_display, GTK_TYPE_WIDGET)
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static GParamSpec *properties [N_PROPS];
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2023-02-15 14:47:10 +00:00
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static void
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mks_display_get_paintable_area (MksDisplay *self,
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graphene_rect_t *area)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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int x, y, width, height;
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double display_ratio;
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double ratio;
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double w, h;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (area != NULL);
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width = gtk_widget_get_width (GTK_WIDGET (self));
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height = gtk_widget_get_height (GTK_WIDGET (self));
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display_ratio = (double)width / (double)height;
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ratio = gdk_paintable_get_intrinsic_aspect_ratio (priv->paintable);
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if (ratio > display_ratio)
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{
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w = width;
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h = width / ratio;
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}
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else
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{
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w = height * ratio;
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h = height;
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}
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x = (width - ceil (w)) / 2;
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y = floor(height - ceil (h)) / 2;
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*area = GRAPHENE_RECT_INIT (x, y, w, h);
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}
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static void
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mks_display_invalidate_contents_cb (MksDisplay *self,
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GdkPaintable *paintable)
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{
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GDK_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_invalidate_size_cb (MksDisplay *self,
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GdkPaintable *paintable)
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{
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GDK_IS_PAINTABLE (paintable));
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gtk_widget_queue_resize (GTK_WIDGET (self));
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}
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static void
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mks_display_set_paintable (MksDisplay *self,
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GdkPaintable *paintable)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (!paintable || GDK_IS_PAINTABLE (paintable));
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if (priv->paintable == paintable)
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return;
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if (priv->paintable != NULL)
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{
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g_clear_signal_handler (&priv->invalidate_contents_handler, priv->paintable);
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g_clear_signal_handler (&priv->invalidate_size_handler, priv->paintable);
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g_clear_object (&priv->paintable);
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}
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if (paintable != NULL)
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{
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priv->paintable = g_object_ref (paintable);
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priv->invalidate_contents_handler =
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g_signal_connect_object (paintable,
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"invalidate-contents",
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G_CALLBACK (mks_display_invalidate_contents_cb),
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self,
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G_CONNECT_SWAPPED);
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priv->invalidate_size_handler =
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g_signal_connect_object (paintable,
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"invalidate-size",
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G_CALLBACK (mks_display_invalidate_size_cb),
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self,
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G_CONNECT_SWAPPED);
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}
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2023-02-15 15:01:32 +00:00
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g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_PAINTABLE]);
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2023-02-15 14:47:10 +00:00
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}
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2023-02-14 21:34:45 +00:00
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static void
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mks_display_translate_keycode (MksDisplay *self,
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guint keyval,
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guint keycode,
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guint *translated)
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{
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (translated != NULL);
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if (keycode < xorgevdev_to_qnum_len &&
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xorgevdev_to_qnum[keycode] != 0)
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*translated = xorgevdev_to_qnum[keycode];
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else
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*translated = keycode;
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}
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static void
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mks_display_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(MksDisplay) 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 (self));
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if (!mks_keyboard_press_finish (keyboard, result, &error))
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g_warning ("Keyboard press failed: %s", error->message);
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}
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static void
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mks_display_key_key_pressed_cb (MksDisplay *self,
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guint keyval,
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guint keycode,
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GdkModifierType state,
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GtkEventControllerKey *key)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksKeyboard *keyboard;
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guint qkeycode;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_EVENT_CONTROLLER_KEY (key));
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if (priv->screen == NULL)
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return;
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keyboard = mks_screen_get_keyboard (priv->screen);
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mks_display_translate_keycode (self, keyval, keycode, &qkeycode);
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mks_keyboard_press (keyboard,
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qkeycode,
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NULL,
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mks_display_keyboard_press_cb,
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g_object_ref (self));
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}
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static void
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mks_display_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(MksDisplay) 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 (self));
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if (!mks_keyboard_release_finish (keyboard, result, &error))
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g_warning ("Keyboard release failed: %s", error->message);
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}
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static void
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mks_display_key_key_released_cb (MksDisplay *self,
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guint keyval,
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guint keycode,
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GdkModifierType state,
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GtkEventControllerKey *key)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksKeyboard *keyboard;
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guint qkeycode;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_EVENT_CONTROLLER_KEY (key));
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if (priv->screen == NULL)
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return;
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keyboard = mks_screen_get_keyboard (priv->screen);
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mks_display_translate_keycode (self, keyval, keycode, &qkeycode);
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mks_keyboard_release (keyboard,
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qkeycode,
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NULL,
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mks_display_keyboard_release_cb,
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g_object_ref (self));
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}
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2023-02-15 14:47:10 +00:00
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static gboolean
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2023-02-14 21:34:45 +00:00
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mks_display_translate_coordinate (MksDisplay *self,
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double *x,
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double *y)
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{
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2023-02-15 14:47:10 +00:00
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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graphene_rect_t area;
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int width;
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int height;
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2023-02-14 21:34:45 +00:00
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g_assert (MKS_IS_DISPLAY (self));
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2023-02-15 14:47:10 +00:00
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if (priv->paintable == NULL)
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return FALSE;
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mks_display_get_paintable_area (self, &area);
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if (!graphene_rect_contains_point (&area, &GRAPHENE_POINT_INIT (*x, *y)))
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return FALSE;
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*x -= area.origin.x;
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*y -= area.origin.y;
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width = gdk_paintable_get_intrinsic_width (priv->paintable);
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height = gdk_paintable_get_intrinsic_height (priv->paintable);
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*x = *x / area.size.width * width;
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*y = *y / area.size.height * height;
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return TRUE;
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2023-02-14 21:34:45 +00:00
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}
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static void
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2023-02-14 22:19:12 +00:00
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mks_display_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(MksDisplay) 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 (self));
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if (!mks_mouse_move_to_finish (mouse, result, &error))
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g_warning ("Failed move_to: %s", error->message);
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}
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static void
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mks_display_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(MksDisplay) 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 (self));
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if (!mks_mouse_move_by_finish (mouse, result, &error))
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g_warning ("Failed move_by: %s", error->message);
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}
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static void
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mks_display_motion (MksDisplay *self,
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double x,
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double y)
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2023-02-14 21:34:45 +00:00
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksMouse *mouse;
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g_assert (MKS_IS_DISPLAY (self));
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2023-02-14 22:19:12 +00:00
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g_assert (!priv->screen || MKS_IS_SCREEN (priv->screen));
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2023-02-14 21:34:45 +00:00
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if (priv->screen == NULL)
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return;
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2023-02-14 22:19:12 +00:00
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/* TODO:
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*
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|
|
* This is pretty crappy right now because as you enter and
|
|
|
|
* leave you never really reset your position within the remote
|
|
|
|
* display.
|
|
|
|
*
|
|
|
|
* To fix this, we need real grabs or some other mechanism so
|
|
|
|
* that we can hide the local cursor and warp it to where we
|
|
|
|
* discover the cursor in the remote display upon entering
|
|
|
|
* the picture widget.
|
|
|
|
*/
|
|
|
|
|
2023-02-14 21:34:45 +00:00
|
|
|
mouse = mks_screen_get_mouse (priv->screen);
|
2023-02-14 22:19:12 +00:00
|
|
|
|
|
|
|
if (mks_mouse_get_is_absolute (mouse))
|
|
|
|
mks_mouse_move_to (mouse,
|
|
|
|
x, y,
|
|
|
|
NULL,
|
|
|
|
mks_display_mouse_move_to_cb,
|
|
|
|
g_object_ref (self));
|
|
|
|
else
|
|
|
|
mks_mouse_move_by (mouse,
|
|
|
|
x - priv->last_mouse_x,
|
|
|
|
y - priv->last_mouse_y,
|
|
|
|
NULL,
|
|
|
|
mks_display_mouse_move_by_cb,
|
|
|
|
g_object_ref (self));
|
|
|
|
|
|
|
|
priv->last_mouse_x = x;
|
|
|
|
priv->last_mouse_y = y;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_motion_enter_cb (MksDisplay *self,
|
|
|
|
double x,
|
|
|
|
double y,
|
|
|
|
GtkEventControllerMotion *motion)
|
|
|
|
{
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
|
|
|
|
|
2023-02-15 14:47:10 +00:00
|
|
|
if (mks_display_translate_coordinate (self, &x, &y))
|
|
|
|
mks_display_motion (self, x, y);
|
2023-02-14 21:34:45 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_motion_motion_cb (MksDisplay *self,
|
|
|
|
double x,
|
|
|
|
double y,
|
|
|
|
GtkEventControllerMotion *motion)
|
2023-02-14 22:19:12 +00:00
|
|
|
{
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
|
|
|
|
|
2023-02-15 14:47:10 +00:00
|
|
|
if (mks_display_translate_coordinate (self, &x, &y))
|
|
|
|
mks_display_motion (self, x, y);
|
2023-02-14 22:19:12 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_motion_leave_cb (MksDisplay *self,
|
|
|
|
GtkEventControllerMotion *motion)
|
|
|
|
{
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_translate_button (MksDisplay *self,
|
|
|
|
int *button)
|
|
|
|
{
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (button != NULL);
|
|
|
|
|
|
|
|
switch (*button)
|
|
|
|
{
|
|
|
|
case 1: *button = MKS_MOUSE_BUTTON_LEFT; break;
|
|
|
|
case 2: *button = MKS_MOUSE_BUTTON_MIDDLE; break;
|
|
|
|
case 3: *button = MKS_MOUSE_BUTTON_RIGHT; break;
|
|
|
|
case 8: *button = MKS_MOUSE_BUTTON_SIDE; break;
|
|
|
|
case 9: *button = MKS_MOUSE_BUTTON_EXTRA; break;
|
|
|
|
default: break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_mouse_press_cb (GObject *object,
|
|
|
|
GAsyncResult *result,
|
|
|
|
gpointer user_data)
|
|
|
|
{
|
|
|
|
MksMouse *mouse = (MksMouse *)object;
|
|
|
|
g_autoptr(MksDisplay) self = user_data;
|
|
|
|
g_autoptr(GError) error = NULL;
|
|
|
|
|
|
|
|
g_assert (MKS_IS_MOUSE (mouse));
|
|
|
|
g_assert (G_IS_ASYNC_RESULT (result));
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
|
|
|
|
if (!mks_mouse_press_finish (mouse, result, &error))
|
|
|
|
g_warning ("Mouse press failed: %s", error->message);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_click_pressed_cb (MksDisplay *self,
|
|
|
|
int n_press,
|
|
|
|
double x,
|
|
|
|
double y,
|
|
|
|
GtkGestureClick *click)
|
2023-02-14 21:34:45 +00:00
|
|
|
{
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
MksMouse *mouse;
|
2023-02-14 22:19:12 +00:00
|
|
|
int button;
|
2023-02-14 21:34:45 +00:00
|
|
|
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
2023-02-14 22:19:12 +00:00
|
|
|
g_assert (GTK_IS_GESTURE_CLICK (click));
|
2023-02-14 21:34:45 +00:00
|
|
|
|
|
|
|
if (priv->screen == NULL)
|
|
|
|
return;
|
|
|
|
|
|
|
|
mouse = mks_screen_get_mouse (priv->screen);
|
2023-02-14 22:19:12 +00:00
|
|
|
|
|
|
|
button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (click));
|
|
|
|
mks_display_translate_button (self, &button);
|
|
|
|
mks_mouse_press (mouse,
|
|
|
|
button,
|
|
|
|
NULL,
|
|
|
|
mks_display_mouse_press_cb,
|
|
|
|
g_object_ref (self));
|
2023-02-14 21:34:45 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
2023-02-14 22:19:12 +00:00
|
|
|
mks_display_mouse_release_cb (GObject *object,
|
|
|
|
GAsyncResult *result,
|
|
|
|
gpointer user_data)
|
2023-02-14 21:34:45 +00:00
|
|
|
{
|
2023-02-14 22:19:12 +00:00
|
|
|
MksMouse *mouse = (MksMouse *)object;
|
|
|
|
g_autoptr(MksDisplay) self = user_data;
|
|
|
|
g_autoptr(GError) error = NULL;
|
|
|
|
|
|
|
|
g_assert (MKS_IS_MOUSE (mouse));
|
|
|
|
g_assert (G_IS_ASYNC_RESULT (result));
|
2023-02-14 21:34:45 +00:00
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
2023-02-14 22:19:12 +00:00
|
|
|
|
|
|
|
if (!mks_mouse_release_finish (mouse, result, &error))
|
|
|
|
g_warning ("Mouse release failed: %s", error->message);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_click_released_cb (MksDisplay *self,
|
|
|
|
int n_press,
|
|
|
|
double x,
|
|
|
|
double y,
|
|
|
|
GtkGestureClick *click)
|
|
|
|
{
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
MksMouse *mouse;
|
|
|
|
int button;
|
|
|
|
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (GTK_IS_GESTURE_CLICK (click));
|
|
|
|
|
|
|
|
if (priv->screen == NULL)
|
|
|
|
return;
|
|
|
|
|
|
|
|
mouse = mks_screen_get_mouse (priv->screen);
|
|
|
|
|
|
|
|
button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (click));
|
|
|
|
mks_display_translate_button (self, &button);
|
|
|
|
mks_mouse_release (mouse,
|
|
|
|
button,
|
|
|
|
NULL,
|
|
|
|
mks_display_mouse_release_cb,
|
|
|
|
g_object_ref (self));
|
2023-02-14 21:34:45 +00:00
|
|
|
}
|
|
|
|
|
2023-02-14 05:53:57 +00:00
|
|
|
static void
|
|
|
|
mks_display_attach_cb (GObject *object,
|
|
|
|
GAsyncResult *result,
|
|
|
|
gpointer user_data)
|
|
|
|
{
|
|
|
|
g_autoptr(MksDisplay) self = user_data;
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
MksScreen *screen = (MksScreen *)object;
|
|
|
|
g_autoptr(GdkPaintable) paintable = NULL;
|
|
|
|
g_autoptr(GError) error = NULL;
|
|
|
|
|
|
|
|
g_assert (MKS_IS_SCREEN (screen));
|
|
|
|
g_assert (G_IS_ASYNC_RESULT (result));
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
|
|
|
|
paintable = mks_screen_attach_finish (screen, result, &error);
|
|
|
|
|
|
|
|
if (priv->screen != screen)
|
|
|
|
return;
|
|
|
|
|
2023-02-15 14:47:10 +00:00
|
|
|
mks_display_set_paintable (self, paintable);
|
2023-02-14 05:53:57 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_connect (MksDisplay *self,
|
|
|
|
MksScreen *screen)
|
|
|
|
{
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (priv->screen == NULL);
|
|
|
|
|
|
|
|
g_set_object (&priv->screen, screen);
|
|
|
|
|
|
|
|
mks_screen_attach (screen,
|
|
|
|
NULL,
|
|
|
|
mks_display_attach_cb,
|
|
|
|
g_object_ref (self));
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_disconnect (MksDisplay *self)
|
|
|
|
{
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
g_assert (priv->screen != NULL);
|
|
|
|
|
2023-02-15 14:47:10 +00:00
|
|
|
mks_display_set_paintable (self, NULL);
|
|
|
|
|
2023-02-14 05:53:57 +00:00
|
|
|
g_clear_object (&priv->screen);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_dispose (GObject *object)
|
|
|
|
{
|
|
|
|
MksDisplay *self = (MksDisplay *)object;
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
|
|
|
|
if (priv->screen != NULL)
|
|
|
|
mks_display_disconnect (self);
|
|
|
|
|
|
|
|
G_OBJECT_CLASS (mks_display_parent_class)->dispose (object);
|
|
|
|
}
|
|
|
|
|
2023-02-15 14:47:10 +00:00
|
|
|
static void
|
|
|
|
mks_display_snapshot (GtkWidget *widget,
|
|
|
|
GtkSnapshot *snapshot)
|
|
|
|
{
|
|
|
|
MksDisplay *self = (MksDisplay *)widget;
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
graphene_rect_t area;
|
|
|
|
|
|
|
|
if (priv->paintable == NULL)
|
|
|
|
return;
|
|
|
|
|
|
|
|
mks_display_get_paintable_area (self, &area);
|
|
|
|
|
|
|
|
gtk_snapshot_save (snapshot);
|
|
|
|
gtk_snapshot_translate (snapshot, &area.origin);
|
|
|
|
gdk_paintable_snapshot (priv->paintable, snapshot, area.size.width, area.size.height);
|
|
|
|
gtk_snapshot_restore (snapshot);
|
|
|
|
}
|
|
|
|
|
|
|
|
static GtkSizeRequestMode
|
|
|
|
mks_display_get_request_mode (GtkWidget *widget)
|
|
|
|
{
|
|
|
|
return GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_measure (GtkWidget *widget,
|
|
|
|
GtkOrientation orientation,
|
|
|
|
int for_size,
|
|
|
|
int *minimum,
|
|
|
|
int *natural,
|
|
|
|
int *minimum_baseline,
|
|
|
|
int *natural_baseline)
|
|
|
|
{
|
|
|
|
MksDisplay *self = (MksDisplay *)widget;
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
double min_width, min_height, nat_width, nat_height;
|
|
|
|
int default_width;
|
|
|
|
int default_height;
|
|
|
|
|
|
|
|
g_assert (MKS_IS_DISPLAY (self));
|
|
|
|
|
|
|
|
if (priv->paintable == NULL || for_size == 0)
|
|
|
|
{
|
|
|
|
*minimum = 0;
|
|
|
|
*natural = 0;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
default_width = gdk_paintable_get_intrinsic_width (priv->paintable);
|
|
|
|
default_height = gdk_paintable_get_intrinsic_width (priv->paintable);
|
|
|
|
|
|
|
|
gdk_paintable_compute_concrete_size (priv->paintable,
|
|
|
|
0, 0,
|
|
|
|
default_width, default_height,
|
|
|
|
&min_width, &min_height);
|
|
|
|
|
|
|
|
if (orientation == GTK_ORIENTATION_HORIZONTAL)
|
|
|
|
{
|
|
|
|
gdk_paintable_compute_concrete_size (priv->paintable,
|
|
|
|
0,
|
|
|
|
for_size < 0 ? 0 : for_size,
|
|
|
|
default_width, default_height,
|
|
|
|
&nat_width, &nat_height);
|
|
|
|
*minimum = ceil (min_width);
|
|
|
|
*natural = ceil (nat_width);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
gdk_paintable_compute_concrete_size (priv->paintable,
|
|
|
|
for_size < 0 ? 0 : for_size,
|
|
|
|
0,
|
|
|
|
default_width, default_height,
|
|
|
|
&nat_width, &nat_height);
|
|
|
|
*minimum = ceil (min_height);
|
|
|
|
*natural = ceil (nat_height);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2023-02-14 05:53:57 +00:00
|
|
|
static void
|
|
|
|
mks_display_get_property (GObject *object,
|
|
|
|
guint prop_id,
|
|
|
|
GValue *value,
|
|
|
|
GParamSpec *pspec)
|
|
|
|
{
|
|
|
|
MksDisplay *self = MKS_DISPLAY (object);
|
2023-02-15 15:01:32 +00:00
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
2023-02-14 05:53:57 +00:00
|
|
|
|
|
|
|
switch (prop_id)
|
|
|
|
{
|
2023-02-15 15:01:32 +00:00
|
|
|
case PROP_PAINTABLE:
|
|
|
|
g_value_set_object (value, priv->paintable);
|
|
|
|
break;
|
|
|
|
|
2023-02-14 05:53:57 +00:00
|
|
|
case PROP_SCREEN:
|
|
|
|
g_value_set_object (value, mks_display_get_screen (self));
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_set_property (GObject *object,
|
|
|
|
guint prop_id,
|
|
|
|
const GValue *value,
|
|
|
|
GParamSpec *pspec)
|
|
|
|
{
|
|
|
|
MksDisplay *self = MKS_DISPLAY (object);
|
|
|
|
|
|
|
|
switch (prop_id)
|
|
|
|
{
|
|
|
|
case PROP_SCREEN:
|
|
|
|
mks_display_set_screen (self, g_value_get_object (value));
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
mks_display_class_init (MksDisplayClass *klass)
|
|
|
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->dispose = mks_display_dispose;
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object_class->get_property = mks_display_get_property;
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object_class->set_property = mks_display_set_property;
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2023-02-15 14:47:10 +00:00
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widget_class->get_request_mode = mks_display_get_request_mode;
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widget_class->measure = mks_display_measure;
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widget_class->snapshot = mks_display_snapshot;
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2023-02-14 05:53:57 +00:00
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2023-02-15 15:01:32 +00:00
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properties [PROP_PAINTABLE] =
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g_param_spec_object ("paintable", NULL, NULL,
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GDK_TYPE_PAINTABLE,
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(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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2023-02-14 05:53:57 +00:00
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properties[PROP_SCREEN] =
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g_param_spec_object ("screen", NULL, NULL,
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MKS_TYPE_SCREEN,
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(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
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g_object_class_install_properties (object_class, N_PROPS, properties);
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2023-02-14 19:18:48 +00:00
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gtk_widget_class_set_css_name (widget_class, "MksDisplay");
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gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/libmks/mks-display.ui");
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2023-02-14 22:19:12 +00:00
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, click);
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2023-02-14 21:34:45 +00:00
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, key);
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, motion);
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2023-02-14 22:19:12 +00:00
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gtk_widget_class_bind_template_callback (widget_class, mks_display_click_pressed_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_click_released_cb);
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2023-02-14 21:34:45 +00:00
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gtk_widget_class_bind_template_callback (widget_class, mks_display_motion_enter_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_motion_motion_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_motion_leave_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_key_key_pressed_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_key_key_released_cb);
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2023-02-14 19:18:48 +00:00
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_mks_css_init ();
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2023-02-14 05:53:57 +00:00
|
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}
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static void
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mks_display_init (MksDisplay *self)
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|
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{
|
2023-02-14 19:18:48 +00:00
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gtk_widget_init_template (GTK_WIDGET (self));
|
2023-02-14 05:53:57 +00:00
|
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}
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GtkWidget *
|
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|
|
mks_display_new (void)
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|
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{
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return g_object_new (MKS_TYPE_DISPLAY, NULL);
|
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}
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/**
|
|
|
|
* mks_display_get_screen:
|
|
|
|
* @self: a #MksDisplay
|
|
|
|
*
|
|
|
|
* Gets the screen connected to the display.
|
|
|
|
*
|
|
|
|
* Returns: (transfer none): a #MksScreen
|
|
|
|
*/
|
|
|
|
MksScreen *
|
|
|
|
mks_display_get_screen (MksDisplay *self)
|
|
|
|
{
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
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|
|
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|
|
g_return_val_if_fail (MKS_IS_DISPLAY (self), NULL);
|
|
|
|
|
|
|
|
return priv->screen;
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
mks_display_set_screen (MksDisplay *self,
|
|
|
|
MksScreen *screen)
|
|
|
|
{
|
|
|
|
MksDisplayPrivate *priv = mks_display_get_instance_private (self);
|
|
|
|
|
|
|
|
g_return_if_fail (MKS_IS_DISPLAY (self));
|
|
|
|
|
|
|
|
if (priv->screen == screen)
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (priv->screen != NULL)
|
|
|
|
mks_display_disconnect (self);
|
|
|
|
|
|
|
|
if (screen != NULL)
|
|
|
|
mks_display_connect (self, screen);
|
|
|
|
|
|
|
|
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SCREEN]);
|
|
|
|
}
|