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@ -7,6 +7,8 @@
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#include <wayland-server.h>
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#include <wlr/types/wlr_output_layout.h>
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#include <wlr/types/wlr_wl_shell.h>
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#include "cairo.h"
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#include "pango.h"
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#include "sway/config.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/seat.h"
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@ -120,6 +122,13 @@ static void _container_destroy(struct sway_container *cont) {
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if (cont->name) {
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free(cont->name);
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}
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if (cont->title_focused) {
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// If one is set then all of these are set
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wlr_texture_destroy(cont->title_focused);
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wlr_texture_destroy(cont->title_focused_inactive);
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wlr_texture_destroy(cont->title_unfocused);
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wlr_texture_destroy(cont->title_urgent);
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}
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list_free(cont->children);
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cont->children = NULL;
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free(cont);
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@ -339,7 +348,7 @@ struct sway_container *container_view_create(struct sway_container *sibling,
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swayc, title, sibling, sibling ? sibling->type : 0, sibling->name);
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// Setup values
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swayc->sway_view = sway_view;
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swayc->name = title ? strdup(title) : NULL;
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container_update_title(swayc, title ? title : "");
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swayc->width = 0;
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swayc->height = 0;
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@ -546,3 +555,115 @@ void container_damage_whole(struct sway_container *con) {
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}
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output_damage_whole_container(output->sway_output, con);
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}
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static void update_title_texture(struct sway_container *con,
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struct wlr_texture **texture, struct border_colors *class) {
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if (!sway_assert(con->type == C_CONTAINER || con->type == C_VIEW,
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"Unexpected type %s", container_type_to_str(con->type))) {
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return;
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}
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if (!con->width) {
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return;
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}
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struct sway_container *output = container_parent(con, C_OUTPUT);
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if (!output) {
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return;
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}
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if (*texture) {
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wlr_texture_destroy(*texture);
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}
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if (!con->name) {
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return;
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}
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int width = con->width * output->sway_output->wlr_output->scale;
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int height = config->font_height * output->sway_output->wlr_output->scale;
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cairo_surface_t *surface = cairo_image_surface_create(
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CAIRO_FORMAT_ARGB32, width, height);
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cairo_t *cairo = cairo_create(surface);
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cairo_set_source_rgba(cairo, class->background[0], class->background[1],
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class->background[2], class->background[3]);
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cairo_paint(cairo);
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PangoContext *pango = pango_cairo_create_context(cairo);
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cairo_set_antialias(cairo, CAIRO_ANTIALIAS_BEST);
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cairo_set_source_rgba(cairo, class->text[0], class->text[1],
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class->text[2], class->text[3]);
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cairo_move_to(cairo, 0, 0);
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pango_printf(cairo, config->font, output->sway_output->wlr_output->scale,
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false, "%s", con->name);
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cairo_surface_flush(surface);
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unsigned char *data = cairo_image_surface_get_data(surface);
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int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width);
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struct wlr_renderer *renderer = wlr_backend_get_renderer(
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output->sway_output->wlr_output->backend);
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*texture = wlr_texture_from_pixels(
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renderer, WL_SHM_FORMAT_ARGB8888, stride, width, height, data);
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cairo_surface_destroy(surface);
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g_object_unref(pango);
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cairo_destroy(cairo);
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}
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void container_update_title_textures(struct sway_container *container) {
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update_title_texture(container, &container->title_focused,
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&config->border_colors.focused);
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update_title_texture(container, &container->title_focused_inactive,
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&config->border_colors.focused_inactive);
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update_title_texture(container, &container->title_unfocused,
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&config->border_colors.unfocused);
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update_title_texture(container, &container->title_urgent,
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&config->border_colors.urgent);
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}
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void container_calculate_title_height(struct sway_container *container) {
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if (!container->name) {
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container->title_height = 0;
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return;
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}
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cairo_t *cairo = cairo_create(NULL);
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int height;
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get_text_size(cairo, config->font, NULL, &height, 1, false,
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"%s", container->name);
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cairo_destroy(cairo);
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container->title_height = height;
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}
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static void container_notify_child_title_changed(
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struct sway_container *container) {
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if (!container || container->type != C_CONTAINER) {
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return;
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}
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if (container->layout != L_TABBED && container->layout != L_STACKED) {
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return;
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}
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if (container->name) {
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free(container->name);
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}
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// TODO: iterate children and concatenate their titles
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container->name = strdup("");
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container_calculate_title_height(container);
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container_update_title_textures(container);
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container_notify_child_title_changed(container->parent);
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}
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void container_update_title(struct sway_container *container,
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const char *new_title) {
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if (container->name && strcmp(container->name, new_title) == 0) {
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return;
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}
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if (container->name) {
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free(container->name);
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}
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container->name = strdup(new_title);
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container_calculate_title_height(container);
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container_update_title_textures(container);
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container_notify_child_title_changed(container->parent);
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size_t prev_max_height = config->font_height;
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config_find_font_height(false);
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if (config->font_height != prev_max_height) {
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arrange_root();
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}
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}
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Drew DeVault
7 years ago
committed by
GitHub