Drew DeVault
6 years ago
committed by
GitHub
commit
00b1b40b36
@ -0,0 +1,659 @@
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#include <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include <wlr/types/wlr_output_layout.h>
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#include "rootston/desktop.h"
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#include "rootston/input.h"
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#include "rootston/seat.h"
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#include "rootston/server.h"
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#include "rootston/view.h"
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void view_init(struct roots_view *view, const struct roots_view_interface *impl,
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enum roots_view_type type, struct roots_desktop *desktop) {
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assert(impl->destroy);
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view->impl = impl;
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view->type = type;
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view->desktop = desktop;
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view->alpha = 1.0f;
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wl_signal_init(&view->events.unmap);
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wl_signal_init(&view->events.destroy);
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wl_list_init(&view->children);
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}
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void view_destroy(struct roots_view *view) {
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if (view == NULL) {
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return;
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}
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wl_signal_emit(&view->events.destroy, view);
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if (view->wlr_surface != NULL) {
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view_unmap(view);
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}
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// Can happen if fullscreened while unmapped, and hasn't been mapped
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if (view->fullscreen_output != NULL) {
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view->fullscreen_output->fullscreen_view = NULL;
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}
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view->impl->destroy(view);
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}
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void view_get_box(const struct roots_view *view, struct wlr_box *box) {
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box->x = view->box.x;
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box->y = view->box.y;
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box->width = view->box.width;
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box->height = view->box.height;
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}
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void view_get_deco_box(const struct roots_view *view, struct wlr_box *box) {
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view_get_box(view, box);
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if (!view->decorated) {
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return;
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}
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box->x -= view->border_width;
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box->y -= (view->border_width + view->titlebar_height);
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box->width += view->border_width * 2;
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box->height += (view->border_width * 2 + view->titlebar_height);
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}
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enum roots_deco_part view_get_deco_part(struct roots_view *view, double sx,
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double sy) {
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if (!view->decorated) {
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return ROOTS_DECO_PART_NONE;
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}
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int sw = view->wlr_surface->current.width;
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int sh = view->wlr_surface->current.height;
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int bw = view->border_width;
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int titlebar_h = view->titlebar_height;
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if (sx > 0 && sx < sw && sy < 0 && sy > -view->titlebar_height) {
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return ROOTS_DECO_PART_TITLEBAR;
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}
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enum roots_deco_part parts = 0;
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if (sy >= -(titlebar_h + bw) &&
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sy <= sh + bw) {
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if (sx < 0 && sx > -bw) {
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parts |= ROOTS_DECO_PART_LEFT_BORDER;
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} else if (sx > sw && sx < sw + bw) {
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parts |= ROOTS_DECO_PART_RIGHT_BORDER;
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}
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}
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if (sx >= -bw && sx <= sw + bw) {
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if (sy > sh && sy <= sh + bw) {
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parts |= ROOTS_DECO_PART_BOTTOM_BORDER;
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} else if (sy >= -(titlebar_h + bw) && sy < 0) {
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parts |= ROOTS_DECO_PART_TOP_BORDER;
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}
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}
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// TODO corners
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return parts;
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}
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static void view_update_output(const struct roots_view *view,
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const struct wlr_box *before) {
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struct roots_desktop *desktop = view->desktop;
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if (view->wlr_surface == NULL) {
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return;
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}
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struct wlr_box box;
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view_get_box(view, &box);
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struct roots_output *output;
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wl_list_for_each(output, &desktop->outputs, link) {
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bool intersected = before != NULL && wlr_output_layout_intersects(
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desktop->layout, output->wlr_output, before);
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bool intersects = wlr_output_layout_intersects(desktop->layout,
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output->wlr_output, &box);
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if (intersected && !intersects) {
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wlr_surface_send_leave(view->wlr_surface, output->wlr_output);
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if (view->toplevel_handle) {
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wlr_foreign_toplevel_handle_v1_output_leave(
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view->toplevel_handle, output->wlr_output);
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}
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}
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if (!intersected && intersects) {
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wlr_surface_send_enter(view->wlr_surface, output->wlr_output);
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if (view->toplevel_handle) {
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wlr_foreign_toplevel_handle_v1_output_enter(
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view->toplevel_handle, output->wlr_output);
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}
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}
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}
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}
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void view_move(struct roots_view *view, double x, double y) {
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if (view->box.x == x && view->box.y == y) {
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return;
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}
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struct wlr_box before;
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view_get_box(view, &before);
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if (view->impl->move) {
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view->impl->move(view, x, y);
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} else {
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view_update_position(view, x, y);
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}
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view_update_output(view, &before);
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}
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void view_activate(struct roots_view *view, bool activate) {
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if (view->impl->activate) {
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view->impl->activate(view, activate);
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}
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if (view->toplevel_handle) {
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wlr_foreign_toplevel_handle_v1_set_activated(view->toplevel_handle,
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activate);
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}
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}
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void view_resize(struct roots_view *view, uint32_t width, uint32_t height) {
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struct wlr_box before;
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view_get_box(view, &before);
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if (view->impl->resize) {
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view->impl->resize(view, width, height);
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}
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view_update_output(view, &before);
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}
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void view_move_resize(struct roots_view *view, double x, double y,
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uint32_t width, uint32_t height) {
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bool update_x = x != view->box.x;
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bool update_y = y != view->box.y;
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if (!update_x && !update_y) {
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view_resize(view, width, height);
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return;
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}
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if (view->impl->move_resize) {
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view->impl->move_resize(view, x, y, width, height);
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return;
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}
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view->pending_move_resize.update_x = update_x;
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view->pending_move_resize.update_y = update_y;
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view->pending_move_resize.x = x;
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view->pending_move_resize.y = y;
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view->pending_move_resize.width = width;
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view->pending_move_resize.height = height;
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view_resize(view, width, height);
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}
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static struct wlr_output *view_get_output(struct roots_view *view) {
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struct wlr_box view_box;
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view_get_box(view, &view_box);
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double output_x, output_y;
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wlr_output_layout_closest_point(view->desktop->layout, NULL,
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view->box.x + (double)view_box.width/2,
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view->box.y + (double)view_box.height/2,
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&output_x, &output_y);
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return wlr_output_layout_output_at(view->desktop->layout, output_x,
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output_y);
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}
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void view_arrange_maximized(struct roots_view *view) {
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if (view->fullscreen_output != NULL) {
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return;
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}
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struct wlr_box view_box;
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view_get_box(view, &view_box);
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struct wlr_output *output = view_get_output(view);
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struct roots_output *roots_output = output->data;
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struct wlr_box *output_box =
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wlr_output_layout_get_box(view->desktop->layout, output);
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struct wlr_box usable_area;
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memcpy(&usable_area, &roots_output->usable_area,
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sizeof(struct wlr_box));
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usable_area.x += output_box->x;
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usable_area.y += output_box->y;
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view_move_resize(view, usable_area.x, usable_area.y,
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usable_area.width, usable_area.height);
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view_rotate(view, 0);
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}
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void view_maximize(struct roots_view *view, bool maximized) {
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if (view->maximized == maximized || view->fullscreen_output != NULL) {
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return;
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}
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if (view->impl->maximize) {
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view->impl->maximize(view, maximized);
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}
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if (view->toplevel_handle) {
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wlr_foreign_toplevel_handle_v1_set_maximized(view->toplevel_handle,
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maximized);
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}
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if (!view->maximized && maximized) {
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view->maximized = true;
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view->saved.x = view->box.x;
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view->saved.y = view->box.y;
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view->saved.rotation = view->rotation;
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view->saved.width = view->box.width;
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view->saved.height = view->box.height;
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view_arrange_maximized(view);
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}
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if (view->maximized && !maximized) {
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view->maximized = false;
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view_move_resize(view, view->saved.x, view->saved.y, view->saved.width,
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view->saved.height);
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view_rotate(view, view->saved.rotation);
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}
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}
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void view_set_fullscreen(struct roots_view *view, bool fullscreen,
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struct wlr_output *output) {
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bool was_fullscreen = view->fullscreen_output != NULL;
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if (was_fullscreen == fullscreen) {
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// TODO: support changing the output?
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return;
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}
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// TODO: check if client is focused?
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if (view->impl->set_fullscreen) {
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view->impl->set_fullscreen(view, fullscreen);
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}
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if (!was_fullscreen && fullscreen) {
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if (output == NULL) {
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output = view_get_output(view);
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}
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struct roots_output *roots_output =
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desktop_output_from_wlr_output(view->desktop, output);
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if (roots_output == NULL) {
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return;
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}
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struct wlr_box view_box;
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view_get_box(view, &view_box);
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view->saved.x = view->box.x;
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view->saved.y = view->box.y;
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view->saved.rotation = view->rotation;
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view->saved.width = view_box.width;
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view->saved.height = view_box.height;
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struct wlr_box *output_box =
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wlr_output_layout_get_box(view->desktop->layout, output);
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view_move_resize(view, output_box->x, output_box->y, output_box->width,
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output_box->height);
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view_rotate(view, 0);
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roots_output->fullscreen_view = view;
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view->fullscreen_output = roots_output;
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output_damage_whole(roots_output);
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}
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if (was_fullscreen && !fullscreen) {
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view_move_resize(view, view->saved.x, view->saved.y, view->saved.width,
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view->saved.height);
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view_rotate(view, view->saved.rotation);
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output_damage_whole(view->fullscreen_output);
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view->fullscreen_output->fullscreen_view = NULL;
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view->fullscreen_output = NULL;
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}
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}
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void view_rotate(struct roots_view *view, float rotation) {
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if (view->rotation == rotation) {
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return;
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}
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view_damage_whole(view);
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view->rotation = rotation;
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view_damage_whole(view);
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}
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void view_cycle_alpha(struct roots_view *view) {
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view->alpha -= 0.05;
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/* Don't go completely transparent */
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if (view->alpha < 0.1) {
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view->alpha = 1.0;
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}
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view_damage_whole(view);
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}
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void view_close(struct roots_view *view) {
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if (view->impl->close) {
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view->impl->close(view);
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}
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}
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bool view_center(struct roots_view *view) {
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struct wlr_box box;
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view_get_box(view, &box);
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struct roots_desktop *desktop = view->desktop;
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struct roots_input *input = desktop->server->input;
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struct roots_seat *seat = input_last_active_seat(input);
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if (!seat) {
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return false;
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}
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struct wlr_output *output = wlr_output_layout_output_at(desktop->layout,
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seat->cursor->cursor->x, seat->cursor->cursor->y);
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if (!output) {
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// empty layout
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return false;
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}
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const struct wlr_output_layout_output *l_output =
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wlr_output_layout_get(desktop->layout, output);
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int width, height;
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wlr_output_effective_resolution(output, &width, &height);
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double view_x = (double)(width - box.width) / 2 + l_output->x;
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double view_y = (double)(height - box.height) / 2 + l_output->y;
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view_move(view, view_x, view_y);
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return true;
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}
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void view_child_destroy(struct roots_view_child *child) {
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if (child == NULL) {
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return;
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}
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view_damage_whole(child->view);
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wl_list_remove(&child->link);
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wl_list_remove(&child->commit.link);
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wl_list_remove(&child->new_subsurface.link);
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child->impl->destroy(child);
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}
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static void view_child_handle_commit(struct wl_listener *listener,
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void *data) {
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struct roots_view_child *child = wl_container_of(listener, child, commit);
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view_apply_damage(child->view);
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}
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static void view_child_handle_new_subsurface(struct wl_listener *listener,
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void *data) {
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struct roots_view_child *child =
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wl_container_of(listener, child, new_subsurface);
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struct wlr_subsurface *wlr_subsurface = data;
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subsurface_create(child->view, wlr_subsurface);
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}
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void view_child_init(struct roots_view_child *child,
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const struct roots_view_child_interface *impl, struct roots_view *view,
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struct wlr_surface *wlr_surface) {
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assert(impl->destroy);
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child->impl = impl;
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child->view = view;
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child->wlr_surface = wlr_surface;
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child->commit.notify = view_child_handle_commit;
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wl_signal_add(&wlr_surface->events.commit, &child->commit);
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child->new_subsurface.notify = view_child_handle_new_subsurface;
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wl_signal_add(&wlr_surface->events.new_subsurface, &child->new_subsurface);
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wl_list_insert(&view->children, &child->link);
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}
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static const struct roots_view_child_interface subsurface_impl;
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static void subsurface_destroy(struct roots_view_child *child) {
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assert(child->impl == &subsurface_impl);
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struct roots_subsurface *subsurface = (struct roots_subsurface *)child;
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wl_list_remove(&subsurface->destroy.link);
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wl_list_remove(&subsurface->map.link);
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wl_list_remove(&subsurface->unmap.link);
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free(subsurface);
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}
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static const struct roots_view_child_interface subsurface_impl = {
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.destroy = subsurface_destroy,
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};
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static void subsurface_handle_destroy(struct wl_listener *listener,
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void *data) {
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struct roots_subsurface *subsurface =
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wl_container_of(listener, subsurface, destroy);
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view_child_destroy(&subsurface->view_child);
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}
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static void subsurface_handle_map(struct wl_listener *listener,
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void *data) {
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struct roots_subsurface *subsurface =
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wl_container_of(listener, subsurface, map);
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struct roots_view *view = subsurface->view_child.view;
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view_damage_whole(view);
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input_update_cursor_focus(view->desktop->server->input);
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}
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static void subsurface_handle_unmap(struct wl_listener *listener,
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void *data) {
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struct roots_subsurface *subsurface =
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wl_container_of(listener, subsurface, unmap);
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struct roots_view *view = subsurface->view_child.view;
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view_damage_whole(view);
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input_update_cursor_focus(view->desktop->server->input);
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}
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struct roots_subsurface *subsurface_create(struct roots_view *view,
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struct wlr_subsurface *wlr_subsurface) {
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struct roots_subsurface *subsurface =
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calloc(1, sizeof(struct roots_subsurface));
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if (subsurface == NULL) {
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return NULL;
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}
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subsurface->wlr_subsurface = wlr_subsurface;
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view_child_init(&subsurface->view_child, &subsurface_impl,
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view, wlr_subsurface->surface);
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subsurface->destroy.notify = subsurface_handle_destroy;
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wl_signal_add(&wlr_subsurface->events.destroy, &subsurface->destroy);
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subsurface->map.notify = subsurface_handle_map;
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wl_signal_add(&wlr_subsurface->events.map, &subsurface->map);
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subsurface->unmap.notify = subsurface_handle_unmap;
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wl_signal_add(&wlr_subsurface->events.unmap, &subsurface->unmap);
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return subsurface;
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}
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|
||||
static void view_handle_new_subsurface(struct wl_listener *listener,
|
||||
void *data) {
|
||||
struct roots_view *view = wl_container_of(listener, view, new_subsurface);
|
||||
struct wlr_subsurface *wlr_subsurface = data;
|
||||
subsurface_create(view, wlr_subsurface);
|
||||
}
|
||||
|
||||
void view_map(struct roots_view *view, struct wlr_surface *surface) {
|
||||
assert(view->wlr_surface == NULL);
|
||||
|
||||
view->wlr_surface = surface;
|
||||
|
||||
struct wlr_subsurface *subsurface;
|
||||
wl_list_for_each(subsurface, &view->wlr_surface->subsurfaces,
|
||||
parent_link) {
|
||||
subsurface_create(view, subsurface);
|
||||
}
|
||||
|
||||
view->new_subsurface.notify = view_handle_new_subsurface;
|
||||
wl_signal_add(&view->wlr_surface->events.new_subsurface,
|
||||
&view->new_subsurface);
|
||||
|
||||
wl_list_insert(&view->desktop->views, &view->link);
|
||||
view_damage_whole(view);
|
||||
input_update_cursor_focus(view->desktop->server->input);
|
||||
}
|
||||
|
||||
void view_unmap(struct roots_view *view) {
|
||||
assert(view->wlr_surface != NULL);
|
||||
|
||||
wl_signal_emit(&view->events.unmap, view);
|
||||
|
||||
view_damage_whole(view);
|
||||
wl_list_remove(&view->link);
|
||||
|
||||
wl_list_remove(&view->new_subsurface.link);
|
||||
|
||||
struct roots_view_child *child, *tmp;
|
||||
wl_list_for_each_safe(child, tmp, &view->children, link) {
|
||||
view_child_destroy(child);
|
||||
}
|
||||
|
||||
if (view->fullscreen_output != NULL) {
|
||||
output_damage_whole(view->fullscreen_output);
|
||||
view->fullscreen_output->fullscreen_view = NULL;
|
||||
view->fullscreen_output = NULL;
|
||||
}
|
||||
|
||||
view->wlr_surface = NULL;
|
||||
view->box.width = view->box.height = 0;
|
||||
|
||||
if (view->toplevel_handle) {
|
||||
wlr_foreign_toplevel_handle_v1_destroy(view->toplevel_handle);
|
||||
view->toplevel_handle = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
void view_initial_focus(struct roots_view *view) {
|
||||
struct roots_input *input = view->desktop->server->input;
|
||||
// TODO what seat gets focus? the one with the last input event?
|
||||
struct roots_seat *seat;
|
||||
wl_list_for_each(seat, &input->seats, link) {
|
||||
roots_seat_set_focus(seat, view);
|
||||
}
|
||||
}
|
||||
|
||||
void view_setup(struct roots_view *view) {
|
||||
view_initial_focus(view);
|
||||
|
||||
if (view->fullscreen_output == NULL && !view->maximized) {
|
||||
view_center(view);
|
||||
}
|
||||
|
||||
view_create_foreign_toplevel_handle(view);
|
||||
view_update_output(view, NULL);
|
||||
}
|
||||
|
||||
void view_apply_damage(struct roots_view *view) {
|
||||
struct roots_output *output;
|
||||
wl_list_for_each(output, &view->desktop->outputs, link) {
|
||||
output_damage_from_view(output, view);
|
||||
}
|
||||
}
|
||||
|
||||
void view_damage_whole(struct roots_view *view) {
|
||||
struct roots_output *output;
|
||||
wl_list_for_each(output, &view->desktop->outputs, link) {
|
||||
output_damage_whole_view(output, view);
|
||||
}
|
||||
}
|
||||
|
||||
void view_update_position(struct roots_view *view, int x, int y) {
|
||||
if (view->box.x == x && view->box.y == y) {
|
||||
return;
|
||||
}
|
||||
|
||||
view_damage_whole(view);
|
||||
view->box.x = x;
|
||||
view->box.y = y;
|
||||
view_damage_whole(view);
|
||||
}
|
||||
|
||||
void view_update_size(struct roots_view *view, int width, int height) {
|
||||
if (view->box.width == width && view->box.height == height) {
|
||||
return;
|
||||
}
|
||||
|
||||
view_damage_whole(view);
|
||||
view->box.width = width;
|
||||
view->box.height = height;
|
||||
view_damage_whole(view);
|
||||
}
|
||||
|
||||
void view_update_decorated(struct roots_view *view, bool decorated) {
|
||||
if (view->decorated == decorated) {
|
||||
return;
|
||||
}
|
||||
|
||||
view_damage_whole(view);
|
||||
view->decorated = decorated;
|
||||
if (decorated) {
|
||||
view->border_width = 4;
|
||||
view->titlebar_height = 12;
|
||||
} else {
|
||||
view->border_width = 0;
|
||||
view->titlebar_height = 0;
|
||||
}
|
||||
view_damage_whole(view);
|
||||
}
|
||||
|
||||
void view_set_title(struct roots_view *view, const char *title) {
|
||||
if (view->toplevel_handle) {
|
||||
wlr_foreign_toplevel_handle_v1_set_title(view->toplevel_handle, title);
|
||||
}
|
||||
}
|
||||
|
||||
void view_set_app_id(struct roots_view *view, const char *app_id) {
|
||||
if (view->toplevel_handle) {
|
||||
wlr_foreign_toplevel_handle_v1_set_app_id(view->toplevel_handle, app_id);
|
||||
}
|
||||
}
|
||||
|
||||
static void handle_toplevel_handle_request_maximize(struct wl_listener *listener,
|
||||
void *data) {
|
||||
struct roots_view *view = wl_container_of(listener, view,
|
||||
toplevel_handle_request_maximize);
|
||||
struct wlr_foreign_toplevel_handle_v1_maximized_event *event = data;
|
||||
view_maximize(view, event->maximized);
|
||||
}
|
||||
|
||||
static void handle_toplevel_handle_request_activate(struct wl_listener *listener,
|
||||
void *data) {
|
||||
struct roots_view *view =
|
||||
wl_container_of(listener, view, toplevel_handle_request_activate);
|
||||
struct wlr_foreign_toplevel_handle_v1_activated_event *event = data;
|
||||
|
||||
struct roots_seat *seat;
|
||||
wl_list_for_each(seat, &view->desktop->server->input->seats, link) {
|
||||
if (event->seat == seat->seat) {
|
||||
roots_seat_set_focus(seat, view);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void handle_toplevel_handle_request_close(struct wl_listener *listener,
|
||||
void *data) {
|
||||
struct roots_view *view =
|
||||
wl_container_of(listener, view, toplevel_handle_request_close);
|
||||
view_close(view);
|
||||
}
|
||||
|
||||
void view_create_foreign_toplevel_handle(struct roots_view *view) {
|
||||
view->toplevel_handle =
|
||||
wlr_foreign_toplevel_handle_v1_create(
|
||||
view->desktop->foreign_toplevel_manager_v1);
|
||||
|
||||
view->toplevel_handle_request_maximize.notify =
|
||||
handle_toplevel_handle_request_maximize;
|
||||
wl_signal_add(&view->toplevel_handle->events.request_maximize,
|
||||
&view->toplevel_handle_request_maximize);
|
||||
view->toplevel_handle_request_activate.notify =
|
||||
handle_toplevel_handle_request_activate;
|
||||
wl_signal_add(&view->toplevel_handle->events.request_activate,
|
||||
&view->toplevel_handle_request_activate);
|
||||
view->toplevel_handle_request_close.notify =
|
||||
handle_toplevel_handle_request_close;
|
||||
wl_signal_add(&view->toplevel_handle->events.request_close,
|
||||
&view->toplevel_handle_request_close);
|
||||
}
|
||||
Loading…
Reference in new issue