blob: 8650770cd8c5b0a6b1d8b28ebc8d34386026fe7b [file] [log] [blame]
// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/gfx/native_widget_types.h"
using GdkKeymap = struct _GdkKeymap;
using GtkWindow = struct _GtkWindow;
using GtkWidget = struct _GtkWidget;
using GdkWindow = struct _GdkWindow;
namespace gtk {
// GtkUiPlatform encapsulates platform-specific functionalities required by
// a Gtk-based LinuxUI implementation.
class GtkUiPlatform {
virtual ~GtkUiPlatform() = default;
// Called when the GtkUi instance initialization process finished. |widget| is
// a dummy window passed in for context.
virtual void OnInitialized(GtkWidget* widget) = 0;
// Gets the GdkKeymap instance, which is used to translate KeyEvents into
// GdkEvents before filtering them through GtkIM API.
virtual GdkKeymap* GetGdkKeymap() = 0;
// Creates/Gets a GdkWindow out of a Aura window id. Caller owns the returned
// object. This function is meant to be used in GtkIM-based IME implementation
// and is supported only in X11 backend (both Aura and Ozone).
virtual GdkWindow* GetGdkWindow(gfx::AcceleratedWidget window_id) = 0;
// Gtk dialog windows must be set transient for the browser window. This
// function abstracts away such functionality.
virtual bool SetGtkWidgetTransientFor(GtkWidget* widget,
gfx::AcceleratedWidget parent) = 0;
virtual void ClearTransientFor(gfx::AcceleratedWidget parent) = 0;
// Presents |window|, doing all the necessary platform-specific operations
// needed, if any.
virtual void ShowGtkWindow(GtkWindow* window) = 0;
// Get the current keyboard modifier state.
virtual int GetGdkKeyState() = 0;
} // namespace gtk