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/* ========================================================================= */
/**
* @file titlebar_button.h
*
* @copyright
* Copyright 2023 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __WLMTK_TITLEBAR_BUTTON_H__
#define __WLMTK_TITLEBAR_BUTTON_H__
#include <cairo.h>
#include <libbase/libbase.h>
#include <stdbool.h>
#include <stdint.h>
#include "element.h"
#include "style.h"
#include "window.h"
/** Forward declaration. */
typedef struct _wlmtk_titlebar_button_t wlmtk_titlebar_button_t;
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
/** Function pointer to method for drawing the button contents. */
typedef void (*wlmtk_titlebar_button_draw_t)(
cairo_t *cairo_ptr, int siye, uint32_t color);
/**
* Creates a button for the titlebar.
*
* @param click_handler
* @param window_ptr
* @param draw
*
* @return Pointer to the titlebar button, or NULL on error.
*/
wlmtk_titlebar_button_t *wlmtk_titlebar2_button_create(
void (*click_handler)(wlmtk_window_t *window_ptr),
wlmtk_window_t *window_ptr,
wlmtk_titlebar_button_draw_t draw);
/**
* Destroys the titlebar button.
*
* @param titlebar_button_ptr
*/
void wlmtk_titlebar_button_destroy(
wlmtk_titlebar_button_t *titlebar_button_ptr);
/**
* Sets the activation status (focussed / blurred) of the titlebar button.
*
* @param titlebar_button_ptr
* @param activated
*/
void wlmtk_titlebar_button_set_activated(
wlmtk_titlebar_button_t *titlebar_button_ptr,
bool activated);
/**
* Redraws the titlebar button for given textures, position and style.
*
* @param titlebar_button_ptr
* @param focussed_gfxbuf_ptr
* @param blurred_gfxbuf_ptr
* @param position
* @param style_ptr
*
* @return true on success.
*/
bool wlmtk_titlebar_button_redraw(
wlmtk_titlebar_button_t *titlebar_button_ptr,
bs_gfxbuf_t *focussed_gfxbuf_ptr,
bs_gfxbuf_t *blurred_gfxbuf_ptr,
int position,
const wlmtk_titlebar_style_t *style_ptr);
/**
* Returns the titlebar button's super element.
*
* @param titlebar_button_ptr
*
* @return Pointer to the superclass @ref wlmtk_element_t.
*/
wlmtk_element_t *wlmtk_titlebar_button_element(
wlmtk_titlebar_button_t *titlebar_button_ptr);
/** Unit test cases. */
extern const bs_test_case_t wlmtk_titlebar_button_test_cases[];
#ifdef __cplusplus
} // extern "C"
#endif // __cplusplus
#endif /* __WLMTK_TITLEBAR_BUTTON_H__ */
/* == End of titlebar_button.h ============================================= */
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