cef/tests/cefclient/browser/browser_window_osr_gtk.h

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8.5 KiB
C++

// Copyright (c) 2015 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#ifndef CEF_TESTS_CEFCLIENT_BROWSER_BROWSER_WINDOW_OSR_GTK_H_
#define CEF_TESTS_CEFCLIENT_BROWSER_BROWSER_WINDOW_OSR_GTK_H_
#pragma once
#include "include/base/cef_lock.h"
#include "tests/cefclient/browser/browser_window.h"
#include "tests/cefclient/browser/client_handler_osr.h"
#include "tests/cefclient/browser/osr_renderer.h"
namespace client {
// Represents a native child window hosting a single off-screen browser
// instance. The methods of this class must be called on the main thread unless
// otherwise indicated.
class BrowserWindowOsrGtk : public BrowserWindow,
public ClientHandlerOsr::OsrDelegate {
public:
typedef void* CefXIDeviceEvent;
// Constructor may be called on any thread.
// |delegate| must outlive this object.
BrowserWindowOsrGtk(BrowserWindow::Delegate* delegate,
const std::string& startup_url,
const OsrRendererSettings& settings);
// Called from RootWindowGtk::CreateRootWindow before CreateBrowser.
void set_xdisplay(XDisplay* xdisplay);
// BrowserWindow methods.
void CreateBrowser(ClientWindowHandle parent_handle,
const CefRect& rect,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context) override;
void GetPopupConfig(CefWindowHandle temp_handle,
CefWindowInfo& windowInfo,
CefRefPtr<CefClient>& client,
CefBrowserSettings& settings) override;
void ShowPopup(ClientWindowHandle parent_handle,
int x,
int y,
size_t width,
size_t height) override;
void Show() override;
void Hide() override;
void SetBounds(int x, int y, size_t width, size_t height) override;
void SetFocus(bool focus) override;
void SetDeviceScaleFactor(float device_scale_factor) override;
float GetDeviceScaleFactor() const override;
ClientWindowHandle GetWindowHandle() const override;
// ClientHandlerOsr::OsrDelegate methods.
void OnAfterCreated(CefRefPtr<CefBrowser> browser) override;
void OnBeforeClose(CefRefPtr<CefBrowser> browser) override;
bool GetRootScreenRect(CefRefPtr<CefBrowser> browser, CefRect& rect) override;
void GetViewRect(CefRefPtr<CefBrowser> browser, CefRect& rect) override;
bool GetScreenPoint(CefRefPtr<CefBrowser> browser,
int viewX,
int viewY,
int& screenX,
int& screenY) override;
bool GetScreenInfo(CefRefPtr<CefBrowser> browser,
CefScreenInfo& screen_info) override;
void OnPopupShow(CefRefPtr<CefBrowser> browser, bool show) override;
void OnPopupSize(CefRefPtr<CefBrowser> browser, const CefRect& rect) override;
void OnPaint(CefRefPtr<CefBrowser> browser,
CefRenderHandler::PaintElementType type,
const CefRenderHandler::RectList& dirtyRects,
const void* buffer,
int width,
int height) override;
void OnCursorChange(CefRefPtr<CefBrowser> browser,
CefCursorHandle cursor,
cef_cursor_type_t type,
const CefCursorInfo& custom_cursor_info) override;
bool StartDragging(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDragData> drag_data,
CefRenderHandler::DragOperationsMask allowed_ops,
int x,
int y) override;
void UpdateDragCursor(CefRefPtr<CefBrowser> browser,
CefRenderHandler::DragOperation operation) override;
void OnImeCompositionRangeChanged(
CefRefPtr<CefBrowser> browser,
const CefRange& selection_range,
const CefRenderHandler::RectList& character_bounds) override;
void UpdateAccessibilityTree(CefRefPtr<CefValue> value) override;
void UpdateAccessibilityLocation(CefRefPtr<CefValue> value) override;
private:
~BrowserWindowOsrGtk();
// Create the GTK GlArea.
void Create(ClientWindowHandle parent_handle);
// Signal handlers for the GTK GlArea.
static gint SizeAllocation(GtkWidget* widget,
GtkAllocation* allocation,
BrowserWindowOsrGtk* self);
static gint ClickEvent(GtkWidget* widget,
GdkEventButton* event,
BrowserWindowOsrGtk* self);
static gint KeyEvent(GtkWidget* widget,
GdkEventKey* event,
BrowserWindowOsrGtk* self);
static gint MoveEvent(GtkWidget* widget,
GdkEventMotion* event,
BrowserWindowOsrGtk* self);
static gint ScrollEvent(GtkWidget* widget,
GdkEventScroll* event,
BrowserWindowOsrGtk* self);
static gint FocusEvent(GtkWidget* widget,
GdkEventFocus* event,
BrowserWindowOsrGtk* self);
static gboolean TouchEvent(GtkWidget* widget,
GdkEventTouch* event,
BrowserWindowOsrGtk* self);
void RegisterTouch();
bool IsOverPopupWidget(int x, int y) const;
int GetPopupXOffset() const;
int GetPopupYOffset() const;
void ApplyPopupOffset(int& x, int& y) const;
void EnableGL();
void DisableGL();
// Drag & drop
void RegisterDragDrop();
void UnregisterDragDrop();
void DragReset();
static void DragBegin(GtkWidget* widget,
GdkDragContext* drag_context,
BrowserWindowOsrGtk* self);
static void DragDataGet(GtkWidget* widget,
GdkDragContext* drag_context,
GtkSelectionData* data,
guint info,
guint time,
BrowserWindowOsrGtk* self);
static void DragEnd(GtkWidget* widget,
GdkDragContext* drag_context,
BrowserWindowOsrGtk* self);
static gboolean DragMotion(GtkWidget* widget,
GdkDragContext* drag_context,
gint x,
gint y,
guint time,
BrowserWindowOsrGtk* self);
static void DragLeave(GtkWidget* widget,
GdkDragContext* drag_context,
guint time,
BrowserWindowOsrGtk* self);
static gboolean DragFailed(GtkWidget* widget,
GdkDragContext* drag_context,
GtkDragResult result,
BrowserWindowOsrGtk* self);
static gboolean DragDrop(GtkWidget* widget,
GdkDragContext* drag_context,
gint x,
gint y,
guint time,
BrowserWindowOsrGtk* self);
static void DragDataReceived(GtkWidget* widget,
GdkDragContext* drag_context,
gint x,
gint y,
GtkSelectionData* data,
guint info,
guint time,
BrowserWindowOsrGtk* self);
static GdkFilterReturn EventFilter(GdkXEvent* gdk_xevent,
GdkEvent* event,
gpointer data);
XDisplay* xdisplay_;
// Members only accessed on the UI thread.
OsrRenderer renderer_;
bool gl_enabled_;
bool painting_popup_;
// Members only accessed on the main thread.
bool hidden_;
// Members protected by the GDK global lock.
ClientWindowHandle glarea_;
// Drag & drop
GdkEvent* drag_trigger_event_; // mouse event, a possible trigger for drag
CefRefPtr<CefDragData> drag_data_;
CefRenderHandler::DragOperation drag_operation_;
GdkDragContext* drag_context_;
GtkTargetList* drag_targets_;
bool drag_leave_;
bool drag_drop_;
mutable base::Lock lock_;
// Access to these members must be protected by |lock_|.
float device_scale_factor_;
DISALLOW_COPY_AND_ASSIGN(BrowserWindowOsrGtk);
};
} // namespace client
#endif // CEF_TESTS_CEFCLIENT_BROWSER_BROWSER_WINDOW_OSR_GTK_H_