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lib: add press and release MksKeyboard API

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This currently wraps the internal layers. The real magic will happen in
a GtkWidget with event controllers to proxy things here.
This commit is contained in:
Christian Hergert 2023-02-09 03:00:36 -08:00
parent 4075f1c2ba
commit 76b74b0769
2 changed files with 189 additions and 3 deletions
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156
lib/mks-keyboard.c
View File

@ -166,3 +166,159 @@ mks_keyboard_get_modifiers (MksKeyboard *self)
return self->modifiers;
}
static gboolean
check_keyboard (MksKeyboard *self,
GError **error)
{
if (self->keyboard == NULL)
{
g_set_error_literal (error,
G_IO_ERROR,
G_IO_ERROR_NOT_CONNECTED,
"Not connected");
return FALSE;
}
return TRUE;
}
static void
mks_keyboard_press_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
MksQemuKeyboard *keyboard = (MksQemuKeyboard *)object;
g_autoptr(GTask) task = user_data;
g_autoptr(GError) error = NULL;
g_assert (MKS_QEMU_IS_KEYBOARD (keyboard));
g_assert (G_IS_ASYNC_RESULT (result));
g_assert (G_IS_TASK (task));
if (!mks_qemu_keyboard_call_press_finish (keyboard, result, &error))
g_task_return_error (task, g_steal_pointer (&error));
else
g_task_return_boolean (task, TRUE);
}
/**
* mks_keyboard_press:
* @self: an #MksKeyboard
* @keycode: the hardware keycode
* @cancellable: (nullable): a #GCancellable
* @callback: a #GAsyncReadyCallback to execute upon completion
* @user_data: closure data for @callback
*
* Asynchronously presses @keycode.
*/
void
mks_keyboard_press (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_autoptr(GTask) task = NULL;
g_autoptr(GError) error = NULL;
g_return_if_fail (MKS_IS_KEYBOARD (self));
g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
task = g_task_new (self, cancellable, callback, user_data);
g_task_set_source_tag (task, mks_keyboard_press);
if (!check_keyboard (self, &error))
g_task_return_error (task, g_steal_pointer (&error));
else
mks_qemu_keyboard_call_press (self->keyboard,
keycode,
cancellable,
mks_keyboard_press_cb,
g_steal_pointer (&task));
}
gboolean
mks_keyboard_press_sync (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GError **error)
{
g_return_val_if_fail (MKS_IS_KEYBOARD (self), FALSE);
g_return_val_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable), FALSE);
if (!check_keyboard (self, error))
return FALSE;
return mks_qemu_keyboard_call_press_sync (self->keyboard, keycode, cancellable, error);
}
static void
mks_keyboard_release_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
MksQemuKeyboard *keyboard = (MksQemuKeyboard *)object;
g_autoptr(GTask) task = user_data;
g_autoptr(GError) error = NULL;
g_assert (MKS_QEMU_IS_KEYBOARD (keyboard));
g_assert (G_IS_ASYNC_RESULT (result));
g_assert (G_IS_TASK (task));
if (!mks_qemu_keyboard_call_release_finish (keyboard, result, &error))
g_task_return_error (task, g_steal_pointer (&error));
else
g_task_return_boolean (task, TRUE);
}
/**
* mks_keyboard_release:
* @self: an #MksKeyboard
* @keycode: the hardware keycode
* @cancellable: (nullable): a #GCancellable
* @callback: a #GAsyncReadyCallback to execute upon completion
* @user_data: closure data for @callback
*
* Asynchronously releases @keycode.
*/
void
mks_keyboard_release (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data)
{
g_autoptr(GTask) task = NULL;
g_autoptr(GError) error = NULL;
g_return_if_fail (MKS_IS_KEYBOARD (self));
g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
task = g_task_new (self, cancellable, callback, user_data);
g_task_set_source_tag (task, mks_keyboard_release);
if (!check_keyboard (self, &error))
g_task_return_error (task, g_steal_pointer (&error));
else
mks_qemu_keyboard_call_release (self->keyboard,
keycode,
cancellable,
mks_keyboard_release_cb,
g_steal_pointer (&task));
}
gboolean
mks_keyboard_release_sync (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GError **error)
{
g_return_val_if_fail (MKS_IS_KEYBOARD (self), FALSE);
g_return_val_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable), FALSE);
if (!check_keyboard (self, error))
return FALSE;
return mks_qemu_keyboard_call_release_sync (self->keyboard, keycode, cancellable, error);
}

36
lib/mks-keyboard.h
View File

@ -25,7 +25,7 @@
# error "Only <libmks.h> can be included directly."
#endif
#include <glib-object.h>
#include <gio/gio.h>
#include "mks-types.h"
#include "mks-version-macros.h"
@ -51,8 +51,38 @@ typedef enum _MksKeyboardModifier
} MksKeyboardModifier;
MKS_AVAILABLE_IN_ALL
GType mks_keyboard_get_type (void) G_GNUC_CONST;
GType mks_keyboard_get_type (void) G_GNUC_CONST;
MKS_AVAILABLE_IN_ALL
MksKeyboardModifier mks_keyboard_get_modifiers (MksKeyboard *self);
MksKeyboardModifier mks_keyboard_get_modifiers (MksKeyboard *self);
MKS_AVAILABLE_IN_ALL
void mks_keyboard_press (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
MKS_AVAILABLE_IN_ALL
gboolean mks_keyboard_press_finish (MksKeyboard *self,
GAsyncResult *result,
GError **error);
MKS_AVAILABLE_IN_ALL
gboolean mks_keyboard_press_sync (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GError **error);
MKS_AVAILABLE_IN_ALL
void mks_keyboard_release (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
MKS_AVAILABLE_IN_ALL
gboolean mks_keyboard_release_finish (MksKeyboard *self,
GAsyncResult *result,
GError **error);
MKS_AVAILABLE_IN_ALL
gboolean mks_keyboard_release_sync (MksKeyboard *self,
guint keycode,
GCancellable *cancellable,
GError **error);
G_END_DECLS