summaryrefslogtreecommitdiffstats
path: root/sway/handlers.c
blob: fe7de75b1dd078aca2ac396103d3f4237e49a648 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
#include <xkbcommon/xkbcommon.h>
#include <stdlib.h>
#include <stdbool.h>
#include <wlc/wlc.h>
#include <ctype.h>
#include "layout.h"
#include "log.h"
#include "config.h"
#include "commands.h"
#include "handlers.h"

static bool handle_output_created(wlc_handle output) {
	add_output(output);
	return true;
}

static void handle_output_destroyed(wlc_handle output) {
	destroy_output(output);
}

static void handle_output_resolution_change(wlc_handle output, const struct wlc_size *from, const struct wlc_size *to) {
	sway_log(L_DEBUG, "Output %d resolution changed to %d x %d", output, to->w, to->h);
	swayc_t *c = get_swayc_for_handle(output, &root_container);
	if (!c) return;
	c->width = to->w;
	c->height = to->h;
	arrange_windows(&root_container, -1, -1);
}

static void handle_output_focused(wlc_handle output, bool focus) {
	swayc_t *c = get_swayc_for_handle(output, &root_container);
	if (!c) return;
	if (focus) {
		unfocus_all(&root_container);
		focus_view(c);
	}
}

static bool handle_view_created(wlc_handle view) {
	add_view(view);
	return true;
}

static void handle_view_destroyed(wlc_handle view) {
	sway_log(L_DEBUG, "Destroying window %d", view);
	destroy_view(get_swayc_for_handle(view, &root_container));
}

static void handle_view_focus(wlc_handle view, bool focus) {
	return;
}

static void handle_view_geometry_request(wlc_handle view, const struct wlc_geometry* geometry) {
	// deny that shit
}


static bool handle_key(wlc_handle view, uint32_t time, const struct wlc_modifiers
		*modifiers, uint32_t key, uint32_t sym, enum wlc_key_state state) {
	enum { QSIZE = 32 };
	static uint8_t  head = 0;
	static uint32_t array[QSIZE];
	bool cmd_success = true;

	struct sway_mode *mode = config->current_mode;
	// Lowercase if necessary
	sym = tolower(sym);

	//Find key, if it has been pressed
	int mid = 0;
	while (mid < head && array[mid] != sym) {
		++mid;
	}
	if (state == WLC_KEY_STATE_PRESSED && mid == head && head + 1 < QSIZE) {
		array[head++] = sym;
	} else if (state == WLC_KEY_STATE_RELEASED && mid < head) {
		memmove(array + mid, array + mid + 1, sizeof*array * (--head - mid));
	}
	// TODO: reminder to check conflicts with mod+q+a versus mod+q
	int i;
	for (i = 0; i < mode->bindings->length; ++i) {
		struct sway_binding *binding = mode->bindings->items[i];

		if ((modifiers->mods & binding->modifiers) == binding->modifiers) {
			bool match;
			int j;
			for (j = 0; j < binding->keys->length; ++j) {
				match = false;
				xkb_keysym_t *key = binding->keys->items[j];
				uint8_t k;
				for (k = 0; k < head; ++k) {
					if (array[k] == *key) {
						match = true;
						break;
					}
				}
				if (match == false) {
					break;
				}
			}

			if (match) {
				//Remove matched keys from array
				int j;
				for (j = 0; j < binding->keys->length; ++j) {
					uint8_t k;
					for (k = 0; k < head; ++k) {
						memmove(array + k, array + k + 1, sizeof*array * (--head - k));
						break;
					}
				}
				if (state == WLC_KEY_STATE_PRESSED) {
					cmd_success = !handle_command(config, binding->command);
				} else if (state == WLC_KEY_STATE_RELEASED) {
					// TODO: --released
				}
			}
		}
	}
	return cmd_success;
}

bool pointer_test(swayc_t *view, void *_origin) {
	const struct wlc_origin *origin = _origin;
	if (view->type == C_VIEW && origin->x >= view->x && origin->y >= view->y
			&& origin->x < view->x + view->width && origin->y < view->y + view->height
			&& view->visible) {
		return true;
	}
	return false;
}

struct wlc_origin mouse_origin;

static bool handle_pointer_motion(wlc_handle view, uint32_t time, const struct wlc_origin *origin) {
	mouse_origin = *origin;
	if (!config->focus_follows_mouse) {
		return true;
	}
	swayc_t *c = find_container(&root_container, pointer_test, (void *)origin);
	swayc_t *focused = get_focused_container(&root_container);
	if (c && c != focused) {
		sway_log(L_DEBUG, "Switching focus to %p", c);
		unfocus_all(&root_container);
		focus_view(c);
	}
	return true;
}

static bool handle_pointer_button(wlc_handle view, uint32_t time, const struct wlc_modifiers *modifiers,
		uint32_t button, enum wlc_button_state state) {
	if (state == WLC_BUTTON_STATE_PRESSED) {
		swayc_t *c = find_container(&root_container, pointer_test, &mouse_origin);
		swayc_t *focused = get_focused_container(&root_container);
		if (c && c != focused) {
			sway_log(L_DEBUG, "Switching focus to %p", c);
			unfocus_all(&root_container);
			focus_view(c);
			return false;
		}
		return true;
	}
	return true;
}


struct wlc_interface interface = {
	.output = {
		.created = handle_output_created,
		.destroyed = handle_output_destroyed,
		.resolution = handle_output_resolution_change,
		.focus = handle_output_focused
	},
	.view = {
		.created = handle_view_created,
		.destroyed = handle_view_destroyed,
		.focus = handle_view_focus,
		.request = {
			.geometry = handle_view_geometry_request
		}
	},
	.keyboard = {
		.key = handle_key
	},
	.pointer = {
		.motion = handle_pointer_motion,
		.button = handle_pointer_button
	}
};