fl_keyboard_layout.cc File Reference

#include "flutter/shell/platform/linux/fl_keyboard_layout.h"

Go to the source code of this file.

Classes
struct	_FlKeyboardLayout

Functions
static void	fl_keyboard_layout_dispose (GObject *object)
static void	fl_keyboard_layout_class_init (FlKeyboardLayoutClass *klass)
static void	fl_keyboard_layout_init (FlKeyboardLayout *self)
FlKeyboardLayout *	fl_keyboard_layout_new ()
gboolean	fl_keyboard_layout_has_group (FlKeyboardLayout *self, uint8_t group)
void	fl_keyboard_layout_set_logical_key (FlKeyboardLayout *self, uint8_t group, uint16_t keycode, uint64_t logical_key)
uint64_t	fl_keyboard_layout_get_logical_key (FlKeyboardLayout *self, uint8_t group, uint16_t keycode)

Variables
constexpr size_t	kLayoutSize = 128

Function Documentation

fl_keyboard_layout_class_init()

static void fl_keyboard_layout_class_init ( FlKeyboardLayoutClass *  klass )

static

Definition at line 30 of file fl_keyboard_layout.cc.

                                                                        {
  G_OBJECT_CLASS(klass)->dispose = fl_keyboard_layout_dispose;
}

References fl_keyboard_layout_dispose().

fl_keyboard_layout_dispose()

static void fl_keyboard_layout_dispose ( GObject *  object )

static

Definition at line 22 of file fl_keyboard_layout.cc.

                                                        {
  FlKeyboardLayout* self = FL_KEYBOARD_LAYOUT(object);
 
  g_clear_pointer(&self->groups, g_hash_table_unref);
 
  G_OBJECT_CLASS(fl_keyboard_layout_parent_class)->dispose(object);
}

Referenced by fl_keyboard_layout_class_init().

fl_keyboard_layout_get_logical_key()

uint64_t fl_keyboard_layout_get_logical_key	(	FlKeyboardLayout *	layout,
		uint8_t	group,
		uint16_t	keycode
	)

fl_keyboard_layout_get_logical_key: @layout: a #FlKeyboardLayout. @group: a key group. @keycode: a keycode.

Gets the logical key for the given group and keycode.

Returns: the logical keycode or 0 if not set.

Definition at line 65 of file fl_keyboard_layout.cc.

                                                              {
  if (keycode >= kLayoutSize) {
    return 0;
  }
 
  GHashTable* group_layout = static_cast<GHashTable*>(
      g_hash_table_lookup(self->groups, GINT_TO_POINTER(group)));
  if (group_layout == nullptr) {
    return 0;
  }
 
  return GPOINTER_TO_INT(
      g_hash_table_lookup(group_layout, GINT_TO_POINTER(keycode)));
}

References kLayoutSize.

Referenced by fl_keyboard_manager_handle_event(), guarantee_layout(), and TEST().

fl_keyboard_layout_has_group()

gboolean fl_keyboard_layout_has_group	(	FlKeyboardLayout *	layout,
		uint8_t	group
	)

fl_keyboard_layout_has_group: @layout: a #FlKeyboardLayout. @group: a key group.

Checks if a group is present in this layout.

Returns: TRUE if this group is present.

Definition at line 45 of file fl_keyboard_layout.cc.

                                                                             {
  return g_hash_table_lookup(self->groups, GINT_TO_POINTER(group)) != nullptr;
}

Referenced by guarantee_layout(), and TEST().

fl_keyboard_layout_init()

static void fl_keyboard_layout_init ( FlKeyboardLayout *  self )

static

Definition at line 34 of file fl_keyboard_layout.cc.

                                                            {
  self->groups = g_hash_table_new_full(
      g_direct_hash, g_direct_equal, nullptr,
      reinterpret_cast<GDestroyNotify>(g_hash_table_unref));
}

fl_keyboard_layout_new()

FlKeyboardLayout* fl_keyboard_layout_new

(

)

FlKeyboardLayout: Tracks keycode to to logical key mappings for #FlKeyboardHandler fl_keyboard_layout_new:

Create a new #FlKeyboardLayout.

Returns: a new #FlKeyboardLayout.

Definition at line 40 of file fl_keyboard_layout.cc.

                                           {
  return FL_KEYBOARD_LAYOUT(
      g_object_new(fl_keyboard_layout_get_type(), nullptr));
}

Referenced by fl_keyboard_manager_init(), keymap_keys_changed_cb(), and TEST().

fl_keyboard_layout_set_logical_key()

void fl_keyboard_layout_set_logical_key	(	FlKeyboardLayout *	layout,
		uint8_t	group,
		uint16_t	keycode,
		uint64_t	logical_key
	)

fl_keyboard_layout_has_group: @layout: a #FlKeyboardLayout. @group: a key group. @logical_key: a logical keycode.

Sets the logical key for a given group and keycode.

Definition at line 49 of file fl_keyboard_layout.cc.

                                                              {
  GHashTable* group_layout = static_cast<GHashTable*>(
      g_hash_table_lookup(self->groups, GINT_TO_POINTER(group)));
  if (group_layout == nullptr) {
    group_layout =
        g_hash_table_new_full(g_direct_hash, g_direct_equal, nullptr, nullptr);
    g_hash_table_insert(self->groups, GINT_TO_POINTER(group), group_layout);
  }
 
  g_hash_table_insert(group_layout, GINT_TO_POINTER(keycode),
                      GINT_TO_POINTER(logical_key));
}

Referenced by guarantee_layout(), and TEST().

Variable Documentation

kLayoutSize

constexpr size_t kLayoutSize = 128

constexpr

Definition at line 11 of file fl_keyboard_layout.cc.

Referenced by fl_keyboard_layout_get_logical_key().