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ef766d16f0
I like the new common/edge.h. I don't like how inconsistently we use it. Current situation: - enum wlr_edges and wlr_direction are designed to be used as bitset, and are defined compatibly - enum lab_edge is *also* designed to be used as bitset, but incompatible with the others (LEFT/RIGHT come before UP/DOWN) - we use an inconsistent mix of all three *AND* uint32_t (usually with the WLR_EDGE constants rather than the LAB_EDGE constants), and convert between them on an ad-hoc basis, sometimes implicitly Let's clean this up: - reorder enum lab_edge to be compatible with the two wlr enums (check this by static_assert) - use TOP/BOTTOM naming rather than UP/DOWN (matches wlr_edges) - add constants for the remaining possible combinations of the 4 edges - use lab_edge for all internal edge/direction fields, consistently - add lab_edge_is_cardinal() as a sanity check before casting to enum wlr_direction, and then eliminate all of direction.c/h Instead of "enum wlr_edges direction", we now have "enum lab_edge direction" which is not that much better. At least we are now clear that we're overloading one enum with two meanings.
118 lines
3.4 KiB
C
118 lines
3.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef LABWC_SSD_H
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#define LABWC_SSD_H
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#include "common/border.h"
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#include "common/edge.h"
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#include "config/types.h"
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struct wlr_cursor;
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/*
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* Shadows should start at a point inset from the actual window border, see
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* discussion on https://github.com/labwc/labwc/pull/1648. This constant
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* specifies inset as a multiple of visible shadow size.
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*/
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#define SSD_SHADOW_INSET 0.3
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/*
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* Sequence these according to the order they should be processed for
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* press and hover events. Bear in mind that some of their respective
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* interactive areas overlap, so for example buttons need to come before title.
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*/
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enum ssd_part_type {
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LAB_SSD_NONE = 0,
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LAB_SSD_BUTTON_CLOSE = 1,
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LAB_SSD_BUTTON_MAXIMIZE,
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LAB_SSD_BUTTON_ICONIFY,
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LAB_SSD_BUTTON_WINDOW_ICON,
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LAB_SSD_BUTTON_WINDOW_MENU,
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LAB_SSD_BUTTON_SHADE,
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LAB_SSD_BUTTON_OMNIPRESENT,
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/* only for internal use */
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LAB_SSD_BUTTON_FIRST = LAB_SSD_BUTTON_CLOSE,
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LAB_SSD_BUTTON_LAST = LAB_SSD_BUTTON_OMNIPRESENT,
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LAB_SSD_BUTTON,
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LAB_SSD_PART_TITLEBAR,
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LAB_SSD_PART_TITLEBAR_CORNER_RIGHT,
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LAB_SSD_PART_TITLEBAR_CORNER_LEFT,
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LAB_SSD_PART_TITLE,
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/* shared by shadows, borders and extents */
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LAB_SSD_PART_CORNER_TOP_LEFT,
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LAB_SSD_PART_CORNER_TOP_RIGHT,
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LAB_SSD_PART_CORNER_BOTTOM_RIGHT,
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LAB_SSD_PART_CORNER_BOTTOM_LEFT,
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LAB_SSD_PART_TOP,
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LAB_SSD_PART_RIGHT,
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LAB_SSD_PART_BOTTOM,
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LAB_SSD_PART_LEFT,
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LAB_SSD_CLIENT,
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LAB_SSD_FRAME,
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LAB_SSD_ROOT,
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LAB_SSD_MENU,
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LAB_SSD_OSD,
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LAB_SSD_LAYER_SURFACE,
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LAB_SSD_LAYER_SUBSURFACE,
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LAB_SSD_UNMANAGED,
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LAB_SSD_ALL,
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LAB_SSD_END_MARKER
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};
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/* Forward declare arguments */
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struct ssd;
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struct ssd_button;
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struct ssd_hover_state;
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struct view;
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struct wlr_scene;
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struct wlr_scene_node;
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/*
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* Public SSD API
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*
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* For convenience in dealing with non-SSD views, this API allows NULL
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* ssd/button/node arguments and attempts to do something sensible in
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* that case (e.g. no-op/return default values).
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*
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* NULL scene/view arguments are not allowed.
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*/
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struct ssd *ssd_create(struct view *view, bool active);
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struct border ssd_get_margin(const struct ssd *ssd);
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int ssd_get_corner_width(void);
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void ssd_update_margin(struct ssd *ssd);
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void ssd_set_active(struct ssd *ssd, bool active);
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void ssd_update_title(struct ssd *ssd);
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void ssd_update_geometry(struct ssd *ssd);
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void ssd_destroy(struct ssd *ssd);
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void ssd_set_titlebar(struct ssd *ssd, bool enabled);
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void ssd_enable_keybind_inhibit_indicator(struct ssd *ssd, bool enable);
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void ssd_enable_shade(struct ssd *ssd, bool enable);
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struct ssd_hover_state *ssd_hover_state_new(void);
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void ssd_update_button_hover(struct wlr_scene_node *node,
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struct ssd_hover_state *hover_state);
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enum ssd_part_type ssd_button_get_type(const struct ssd_button *button);
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struct view *ssd_button_get_view(const struct ssd_button *button);
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/* Public SSD helpers */
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enum ssd_part_type ssd_get_part_type(const struct ssd *ssd,
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struct wlr_scene_node *node, struct wlr_cursor *cursor);
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enum lab_edge ssd_resize_edges(enum ssd_part_type type);
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bool ssd_part_contains(enum ssd_part_type whole, enum ssd_part_type candidate);
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enum lab_ssd_mode ssd_mode_parse(const char *mode);
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/* TODO: clean up / update */
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struct border ssd_thickness(struct view *view);
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struct wlr_box ssd_max_extents(struct view *view);
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/* SSD debug helpers */
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bool ssd_debug_is_root_node(const struct ssd *ssd, struct wlr_scene_node *node);
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const char *ssd_debug_get_node_name(const struct ssd *ssd,
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struct wlr_scene_node *node);
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#endif /* LABWC_SSD_H */
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