cef/include/capi/views/cef_view_delegate_capi.h

150 lines
5.9 KiB
C

// Copyright (c) 2024 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
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// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// This file was generated by the CEF translator tool and should not edited
// by hand. See the translator.README.txt file in the tools directory for
// more information.
//
// $hash=4e421d2d1e24df6e58f7a7c0c074056bc5284df4$
//
#ifndef CEF_INCLUDE_CAPI_VIEWS_CEF_VIEW_DELEGATE_CAPI_H_
#define CEF_INCLUDE_CAPI_VIEWS_CEF_VIEW_DELEGATE_CAPI_H_
#pragma once
#include "include/capi/cef_base_capi.h"
#ifdef __cplusplus
extern "C" {
#endif
struct _cef_view_t;
///
/// Implement this structure to handle view events. All size and position values
/// are in density independent pixels (DIP) unless otherwise indicated. The
/// functions of this structure will be called on the browser process UI thread
/// unless otherwise indicated.
///
typedef struct _cef_view_delegate_t {
///
/// Base structure.
///
cef_base_ref_counted_t base;
///
/// Return the preferred size for |view|. The Layout will use this information
/// to determine the display size.
///
cef_size_t(CEF_CALLBACK* get_preferred_size)(
struct _cef_view_delegate_t* self,
struct _cef_view_t* view);
///
/// Return the minimum size for |view|.
///
cef_size_t(CEF_CALLBACK* get_minimum_size)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view);
///
/// Return the maximum size for |view|.
///
cef_size_t(CEF_CALLBACK* get_maximum_size)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view);
///
/// Return the height necessary to display |view| with the provided |width|.
/// If not specified the result of get_preferred_size().height will be used by
/// default. Override if |view|'s preferred height depends upon the width (for
/// example, with Labels).
///
int(CEF_CALLBACK* get_height_for_width)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view,
int width);
///
/// Called when the parent of |view| has changed. If |view| is being added to
/// |parent| then |added| will be true (1). If |view| is being removed from
/// |parent| then |added| will be false (0). If |view| is being reparented the
/// remove notification will be sent before the add notification. Do not
/// modify the view hierarchy in this callback.
///
void(CEF_CALLBACK* on_parent_view_changed)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view,
int added,
struct _cef_view_t* parent);
///
/// Called when a child of |view| has changed. If |child| is being added to
/// |view| then |added| will be true (1). If |child| is being removed from
/// |view| then |added| will be false (0). If |child| is being reparented the
/// remove notification will be sent to the old parent before the add
/// notification is sent to the new parent. Do not modify the view hierarchy
/// in this callback.
///
void(CEF_CALLBACK* on_child_view_changed)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view,
int added,
struct _cef_view_t* child);
///
/// Called when |view| is added or removed from the cef_window_t.
///
void(CEF_CALLBACK* on_window_changed)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view,
int added);
///
/// Called when the layout of |view| has changed.
///
void(CEF_CALLBACK* on_layout_changed)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view,
const cef_rect_t* new_bounds);
///
/// Called when |view| gains focus.
///
void(CEF_CALLBACK* on_focus)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view);
///
/// Called when |view| loses focus.
///
void(CEF_CALLBACK* on_blur)(struct _cef_view_delegate_t* self,
struct _cef_view_t* view);
} cef_view_delegate_t;
#ifdef __cplusplus
}
#endif
#endif // CEF_INCLUDE_CAPI_VIEWS_CEF_VIEW_DELEGATE_CAPI_H_