summaryrefslogtreecommitdiffstats
path: root/src/layout.c
blob: 3166e92b024b03470bb52974c8408765eb220c0a (plain)
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
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
/*
 * Copyright © 2019 Collabora, Ltd.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial
 * portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "ivi-compositor.h"

#include <assert.h>
#include <string.h>

#include <libweston-6/compositor.h>
#include <libweston-6/libweston-desktop.h>

#define AGL_COMP_DEBUG

static void
ivi_background_init(struct ivi_compositor *ivi, struct ivi_output *output)
{
	struct weston_output *woutput = output->output;
	struct ivi_surface *bg = output->background;
	struct weston_view *view;

	if (!bg) {
		weston_log("WARNING: Output does not have a background\n");
		return;
	}

	assert(bg->role == IVI_SURFACE_ROLE_BACKGROUND);

	view = bg->view;

	weston_view_set_output(view, woutput);
	weston_view_set_position(view, woutput->x, woutput->y);

#ifdef AGL_COMP_DEBUG
	weston_log("(background) position view %p, x %d, y %d\n", view,
			woutput->x, woutput->y);
#endif

	view->is_mapped = true;
	view->surface->is_mapped = true;

	weston_layer_entry_insert(&ivi->background.view_list, &view->layer_link);
}

static void
ivi_panel_init(struct ivi_compositor *ivi, struct ivi_output *output,
	       struct ivi_surface *panel)
{
	struct weston_output *woutput = output->output;
	struct weston_desktop_surface *dsurface;
	struct weston_view *view;
	struct weston_geometry geom;
	int x = woutput->x;
	int y = woutput->y;

	if (!panel)
		return;

	assert(panel->role == IVI_SURFACE_ROLE_PANEL);
	dsurface = panel->dsurface;
	view = panel->view;
	geom = weston_desktop_surface_get_geometry(dsurface);
#ifdef AGL_COMP_DEBUG
	weston_log("geom.width %d, geom.height %d, geom.x %d, geom.y %d\n",
			geom.width, geom.height, geom.x, geom.y);
#endif
	switch (panel->panel.edge) {
	case AGL_SHELL_EDGE_TOP:
		output->area.y += geom.height;
		output->area.height -= geom.height;
		break;
	case AGL_SHELL_EDGE_BOTTOM:
		y += woutput->height - geom.height;
		output->area.height -= geom.height;
		break;
	case AGL_SHELL_EDGE_LEFT:
		output->area.x += geom.width;
		output->area.width -= geom.width;
		break;
	case AGL_SHELL_EDGE_RIGHT:
		x += woutput->width - geom.width;
		output->area.width -= geom.width;
		break;
	}

	x -= geom.x;
	y -= geom.y;

	weston_view_set_output(view, woutput);
	weston_view_set_position(view, x, y);
#ifdef AGL_COMP_DEBUG
	weston_log("(panel) edge %d position view %p, x %d, y %d\n",
			panel->panel.edge, view, x, y);
#endif

	/* this is necessary for cases we already mapped it desktop_committed()
	 * but we not running the older qtwayland, so we still have a chance
	 * for this to run at the next test */
	if (view->surface->is_mapped) {
		weston_layer_entry_remove(&view->layer_link);

		view->is_mapped = false;
		view->surface->is_mapped = false;
	}

	/* give ivi_layout_panel_committed() a chance to map the view/surface
	 * instead */
	if ((geom.width == geom.height && geom.width == 0) &&
	    (geom.x == geom.y && geom.x == 0) &&
	    panel->panel.edge != AGL_SHELL_EDGE_TOP)
		return;

	view->is_mapped = true;
	view->surface->is_mapped = true;
#ifdef AGL_COMP_DEBUG
	weston_log("panel type %d inited\n", panel->panel.edge);
#endif
	weston_layer_entry_insert(&ivi->panel.view_list, &view->layer_link);
}

/*
 * Initializes all static parts of the layout, i.e. the background and panels.
 */
void
ivi_layout_init(struct ivi_compositor *ivi, struct ivi_output *output)
{
	ivi_background_init(ivi, output);

	output->area.x = 0;
	output->area.y = 0;
	output->area.width = output->output->width;
	output->area.height = output->output->height;

	ivi_panel_init(ivi, output, output->top);
	ivi_panel_init(ivi, output, output->bottom);
	ivi_panel_init(ivi, output, output->left);
	ivi_panel_init(ivi, output, output->right);

	weston_compositor_schedule_repaint(ivi->compositor);

	weston_log("Usable area: %dx%d+%d,%d\n",
		   output->area.width, output->area.height,
		   output->area.x, output->area.y);
}

static struct ivi_surface *
ivi_find_app(struct ivi_compositor *ivi, const char *app_id)
{
	struct ivi_surface *surf;
	const char *id;

	wl_list_for_each(surf, &ivi->surfaces, link) {
		id = weston_desktop_surface_get_app_id(surf->dsurface);
		if (id && strcmp(app_id, id) == 0)
			return surf;
	}

	return NULL;
}

static void
ivi_layout_activate_complete(struct ivi_output *output,
			     struct ivi_surface *surf)
{
	struct ivi_compositor *ivi = output->ivi;
	struct weston_output *woutput = output->output;
	struct weston_view *view = surf->view;

	if (weston_view_is_mapped(view)) {
		weston_layer_entry_remove(&view->layer_link);
	}

	weston_view_set_output(view, woutput);
	weston_view_set_position(view,
				 woutput->x + output->area.x,
				 woutput->y + output->area.y);

	view->is_mapped = true;
	view->surface->is_mapped = true;

	if (output->active) {
		output->active->view->is_mapped = false;
		output->active->view->surface->is_mapped = false;

		weston_layer_entry_remove(&output->active->view->layer_link);
	}
	output->active = surf;

	weston_layer_entry_insert(&ivi->normal.view_list, &view->layer_link);
	weston_view_update_transform(view);

	/* force repaint of the entire output */
	weston_output_damage(output->output);
	surf->desktop.pending_output = NULL;
}

static struct ivi_output *
ivi_layout_find_bg_output(struct ivi_compositor *ivi)
{
	struct ivi_output *out;

	wl_list_for_each(out, &ivi->outputs, link) {
		if (out->background &&
		    out->background->role == IVI_SURFACE_ROLE_BACKGROUND)
			return out;
	}

	return NULL;
}

void
ivi_layout_desktop_committed(struct ivi_surface *surf)
{
	struct weston_desktop_surface *dsurf = surf->dsurface;
	struct weston_geometry geom = weston_desktop_surface_get_geometry(dsurf);
	struct ivi_output *output;

	assert(surf->role == IVI_SURFACE_ROLE_DESKTOP);

	output = surf->desktop.pending_output;
	if (!output) {
		struct ivi_output *ivi_bg_output;

		/* FIXME: This should be changed to determine if the policy
		 * database allows that to happen */
		if (!surf->ivi->quirks.activate_apps_by_default)
			return;

		ivi_bg_output = ivi_layout_find_bg_output(surf->ivi);

		/* use the output of the bg to activate the app on start-up by
		 * default */
		if (surf->view && ivi_bg_output) {
			const char *app_id =
				weston_desktop_surface_get_app_id(dsurf);
			if (app_id && ivi_bg_output)
				ivi_layout_activate(ivi_bg_output, app_id);
		}

		return;
	}

	if (!weston_desktop_surface_get_maximized(dsurf) ||
	    geom.width != output->area.width ||
	    geom.height != output->area.height)
		return;

	ivi_layout_activate_complete(output, surf);
}

void
ivi_layout_panel_committed(struct ivi_surface *surface)
{
	struct ivi_compositor *ivi = surface->ivi;
	struct ivi_output *output = surface->bg.output;
	struct weston_output *woutput = output->output;
	struct weston_desktop_surface *dsurface = surface->dsurface;
	struct weston_surface *wsurface =
		weston_desktop_surface_get_surface(dsurface);
	struct weston_geometry geom;
	int x = woutput->x;
	int y = woutput->y;

	assert(surface->role == IVI_SURFACE_ROLE_PANEL);

	/*
	 * If the desktop_surface geometry is not set and the panel is not a
	 * top one, we'll give this a chance to run, as some qtwayland version
	 * seem to have a 'problem', where the panel initilization part will
	 * have a desktop surface with 0 as geometry for *all* its members
	 * (width/height). Doing that will result in the panel not being
	 * displayed at all.
	 *
	 * Later versions of qtwayland do have the correct window geometry for
	 * the desktop surface so the weston_surface is already mapped in
	 * ivi_panel_init().
	 */
	if (wsurface->is_mapped)
		return;

	geom = weston_desktop_surface_get_geometry(dsurface);

#ifdef AGL_COMP_DEBUG
	weston_log("geom.width %d, geom.height %d, geom.x %d, geom.y %d\n",
			geom.width, geom.height, geom.x, geom.y);
#endif

	switch (surface->panel.edge) {
	case AGL_SHELL_EDGE_TOP:
		/* Do nothing */
		break;
	case AGL_SHELL_EDGE_BOTTOM:
		y += woutput->height - geom.height;
		break;
	case AGL_SHELL_EDGE_LEFT:
		/* Do nothing */
		break;
	case AGL_SHELL_EDGE_RIGHT:
		x += woutput->width - geom.width;
		break;
	}
#ifndef AGL_COMP_DEBUG
	weston_log("panel type %d commited\n", surface->panel.edge);
#endif

	weston_view_set_output(surface->view, woutput);
	weston_view_set_position(surface->view, x, y);
	weston_layer_entry_insert(&ivi->panel.view_list,
				  &surface->view->layer_link);

	weston_view_update_transform(surface->view);
	weston_view_schedule_repaint(surface->view);

	wsurface->is_mapped = true;
	surface->view->is_mapped = true;
}

void
ivi_layout_activate(struct ivi_output *output, const char *app_id)
{
	struct ivi_compositor *ivi = output->ivi;
	struct ivi_surface *surf;
	struct weston_desktop_surface *dsurf;
	struct weston_view *view;
	struct weston_geometry geom;

	surf = ivi_find_app(ivi, app_id);
	if (!surf)
		return;
#ifdef AGL_COMP_DEBUG
	weston_log("Found app_id %s\n", app_id);
#endif
	if (surf == output->active)
		return;

	dsurf = surf->dsurface;
	view = surf->view;
	geom = weston_desktop_surface_get_geometry(dsurf);

	if (weston_desktop_surface_get_maximized(dsurf) &&
	    geom.width == output->area.width &&
	    geom.height == output->area.height) {
		ivi_layout_activate_complete(output, surf);
		return;
	}

	weston_desktop_surface_set_maximized(dsurf, true);
	weston_desktop_surface_set_size(dsurf,
					output->area.width,
					output->area.height);

	/*
	 * If the view isn't mapped, we put it onto the hidden layer so it will
	 * start receiving frame events, and will be able to act on our
	 * configure event.
	 */
	if (!weston_view_is_mapped(view)) {
		view->is_mapped = true;
		view->surface->is_mapped = true;

		weston_view_set_output(view, output->output);
		weston_layer_entry_insert(&ivi->hidden.view_list, &view->layer_link);
		/* force repaint of the entire output */
		weston_output_damage(output->output);
	}

	surf->desktop.pending_output = output;
}