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Implement "Monitor Key Typing" using AT-SPI C.

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This commit is contained in:
Daiki Ueno
2010-07-22 17:33:43 +09:00
parent 94219bd31e
commit 0ab5a0f114
4 changed files with 132 additions and 52 deletions
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113
eek/eek-gtk-keyboard.c
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@ -179,6 +179,9 @@ struct _DrawingContext
};
typedef struct _DrawingContext DrawingContext;
static void on_key_pressed (EekKey *key, gpointer user_data);
static void on_key_released (EekKey *key, gpointer user_data);
static void
prepare_keyboard_pixmap_key_callback (EekElement *element,
gpointer user_data)
@ -193,6 +196,11 @@ prepare_keyboard_pixmap_key_callback (EekElement *element,
eek_element_get_bounds (element, &bounds);
g_signal_connect (key, "pressed", G_CALLBACK(on_key_pressed),
context->keyboard);
g_signal_connect (key, "released", G_CALLBACK(on_key_released),
context->keyboard);
outline = eek_key_get_outline (key);
texture = g_hash_table_lookup (priv->outline_textures, outline);
if (!texture) {
@ -414,6 +422,71 @@ key_shrink (EekGtkKeyboard *keyboard, EekKey *key)
bounds.height * SCALE * priv->scale);
}
static void
on_key_pressed (EekKey *key, gpointer user_data)
{
EekGtkKeyboard *keyboard = user_data;
EekGtkKeyboardPrivate *priv = EEK_GTK_KEYBOARD_GET_PRIVATE(keyboard);
key_enlarge (EEK_GTK_KEYBOARD(keyboard), key);
priv->key = key;
}
static void
on_key_released (EekKey *key, gpointer user_data)
{
EekGtkKeyboard *keyboard = user_data;
EekGtkKeyboardPrivate *priv = EEK_GTK_KEYBOARD_GET_PRIVATE(keyboard);
if (priv->key)
key_shrink (EEK_GTK_KEYBOARD(keyboard), EEK_KEY(priv->key));
priv->key = NULL;
}
static void
press_key (EekGtkKeyboard *keyboard, EekKey *key)
{
EekGtkKeyboardPrivate *priv = EEK_GTK_KEYBOARD_GET_PRIVATE(keyboard);
if (priv->key != key) {
if (priv->key)
g_signal_emit_by_name (priv->key, "released", keyboard);
g_signal_emit_by_name (key, "pressed", keyboard);
}
}
static void
release_key (EekGtkKeyboard *keyboard)
{
EekGtkKeyboardPrivate *priv = EEK_GTK_KEYBOARD_GET_PRIVATE(keyboard);
if (priv->key)
g_signal_emit_by_name (priv->key, "released", keyboard);
}
static gboolean
on_key_event (GtkWidget *widget,
GdkEventKey *event,
gpointer user_data)
{
EekGtkKeyboard *keyboard = user_data;
EekKey *key;
key = eek_keyboard_find_key_by_keycode (EEK_KEYBOARD(keyboard),
event->hardware_keycode);
if (!key)
return FALSE;
switch (event->type) {
case GDK_KEY_PRESS:
press_key (keyboard, key);
return TRUE;
case GDK_KEY_RELEASE:
release_key (keyboard);
return TRUE;
default:
return FALSE;
}
}
static gboolean
on_button_event (GtkWidget *widget,
GdkEventButton *event,
@ -434,29 +507,18 @@ on_button_event (GtkWidget *widget,
key = eek_container_find_by_position (EEK_CONTAINER(section),
x,
y);
if (key)
switch (event->type) {
case GDK_BUTTON_PRESS:
if (priv->key == key)
return FALSE;
if (priv->key) {
key_shrink (EEK_GTK_KEYBOARD(keyboard), EEK_KEY(priv->key));
g_signal_emit_by_name (keyboard, "key-released", priv->key);
}
key_enlarge (EEK_GTK_KEYBOARD(keyboard), EEK_KEY(key));
g_signal_emit_by_name (keyboard, "key-pressed", key);
priv->key = key;
return TRUE;
case GDK_BUTTON_RELEASE:
if (!priv->key)
return FALSE;
key_shrink (EEK_GTK_KEYBOARD(keyboard), EEK_KEY(priv->key));
g_signal_emit_by_name (keyboard, "key-released", priv->key);
priv->key = NULL;
return TRUE;
default:
return FALSE;
}
if (!key)
return FALSE;
switch (event->type) {
case GDK_BUTTON_PRESS:
press_key (EEK_GTK_KEYBOARD(keyboard), EEK_KEY(key));
return TRUE;
case GDK_BUTTON_RELEASE:
release_key (EEK_GTK_KEYBOARD(keyboard));
return TRUE;
default:
return FALSE;
}
}
return FALSE;
}
@ -498,12 +560,17 @@ eek_gtk_keyboard_get_widget (EekGtkKeyboard *keyboard)
gtk_widget_set_events (priv->widget,
GDK_EXPOSURE_MASK |
GDK_KEY_PRESS_MASK |
GDK_KEY_RELEASE_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK);
g_signal_connect (priv->widget, "expose_event",
G_CALLBACK (on_expose_event), keyboard);
g_signal_connect (priv->widget, "size-allocate",
G_CALLBACK (on_size_allocate), keyboard);
g_signal_connect (priv->widget, "key-press-event",
G_CALLBACK (on_key_event), keyboard);
g_signal_connect (priv->widget, "key-release-event",
G_CALLBACK (on_key_event), keyboard);
g_signal_connect (priv->widget, "button-press-event",
G_CALLBACK (on_button_event), keyboard);
g_signal_connect (priv->widget, "button-release-event",