tint2/src/panel.c
2019-03-09 12:29:31 +01:00

1299 lines
45 KiB
C

/**************************************************************************
*
* Copyright (C) 2008 Pål Staurland (staura@gmail.com)
* Modified (C) 2008 thierry lorthiois (lorthiois@bbsoft.fr) from Omega distribution
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**************************************************************************/
#include <glib.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <cairo.h>
#include <cairo-xlib.h>
#include <pango/pangocairo.h>
#include "server.h"
#include "config.h"
#include "window.h"
#include "task.h"
#include "panel.h"
#include "tooltip.h"
void panel_clear_background(void *obj);
MouseAction mouse_left;
MouseAction mouse_middle;
MouseAction mouse_right;
MouseAction mouse_scroll_up;
MouseAction mouse_scroll_down;
MouseAction mouse_tilt_left;
MouseAction mouse_tilt_right;
TaskbarMode taskbar_mode;
gboolean wm_menu;
gboolean panel_dock;
gboolean panel_pivot_struts;
Layer panel_layer;
PanelPosition panel_position;
gboolean panel_horizontal;
gboolean panel_refresh;
gboolean task_dragged;
char *panel_window_name = NULL;
gboolean debug_geometry;
gboolean debug_gradients;
gboolean startup_notifications;
gboolean debug_thumbnails;
gboolean debug_blink;
gboolean panel_autohide;
int panel_autohide_show_timeout;
int panel_autohide_hide_timeout;
int panel_autohide_height;
gboolean panel_shrink;
Strut panel_strut_policy;
char *panel_items_order;
int max_tick_urgent;
// panel's initial config
Panel panel_config;
// panels (one panel per monitor)
Panel *panels;
int num_panels;
GArray *backgrounds;
GArray *gradients;
double ui_scale_dpi_ref;
double ui_scale_monitor_size_ref;
Imlib_Image default_icon;
char *default_font = NULL;
void default_panel()
{
ui_scale_dpi_ref = 0;
ui_scale_monitor_size_ref = 0;
panels = NULL;
num_panels = 0;
default_icon = NULL;
task_dragged = FALSE;
panel_horizontal = TRUE;
panel_position = CENTER;
panel_items_order = NULL;
panel_autohide = FALSE;
panel_autohide_show_timeout = 0;
panel_autohide_hide_timeout = 0;
panel_autohide_height = 5; // for vertical panels this is of course the width
panel_shrink = FALSE;
panel_strut_policy = STRUT_FOLLOW_SIZE;
panel_dock = FALSE; // default not in the dock
panel_pivot_struts = FALSE;
panel_layer = BOTTOM_LAYER; // default is bottom layer
panel_window_name = strdup("tint2");
wm_menu = FALSE;
max_tick_urgent = 14;
mouse_left = TOGGLE_ICONIFY;
backgrounds = g_array_new(0, 0, sizeof(Background));
gradients = g_array_new(0, 0, sizeof(GradientClass));
memset(&panel_config, 0, sizeof(Panel));
snprintf(panel_config.area.name, sizeof(panel_config.area.name), "Panel");
panel_config.mouse_over_alpha = 100;
panel_config.mouse_over_saturation = 0;
panel_config.mouse_over_brightness = 10;
panel_config.mouse_pressed_alpha = 100;
panel_config.mouse_pressed_saturation = 0;
panel_config.mouse_pressed_brightness = 0;
panel_config.mouse_effects = 1;
// First background is always fully transparent
Background transparent_bg;
init_background(&transparent_bg);
g_array_append_val(backgrounds, transparent_bg);
GradientClass transparent_gradient;
init_gradient(&transparent_gradient, GRADIENT_VERTICAL);
g_array_append_val(gradients, transparent_gradient);
}
void cleanup_panel()
{
if (!panels)
return;
for (int i = 0; i < num_panels; i++) {
Panel *p = &panels[i];
free_area(&p->area);
if (p->temp_pmap)
XFreePixmap(server.display, p->temp_pmap);
p->temp_pmap = 0;
if (p->hidden_pixmap)
XFreePixmap(server.display, p->hidden_pixmap);
p->hidden_pixmap = 0;
if (p->main_win)
XDestroyWindow(server.display, p->main_win);
p->main_win = 0;
destroy_timer(&p->autohide_timer);
cleanup_freespace(p);
}
free_icon_themes();
free(panel_items_order);
panel_items_order = NULL;
free(panel_window_name);
panel_window_name = NULL;
free(panels);
panels = NULL;
free_area(&panel_config.area);
g_array_free(backgrounds, TRUE);
backgrounds = NULL;
if (gradients) {
for (guint i = 0; i < gradients->len; i++)
cleanup_gradient(&g_array_index(gradients, GradientClass, i));
g_array_free(gradients, TRUE);
}
gradients = NULL;
pango_font_description_free(panel_config.g_task.font_desc);
panel_config.g_task.font_desc = NULL;
pango_font_description_free(panel_config.taskbarname_font_desc);
panel_config.taskbarname_font_desc = NULL;
}
void init_panel()
{
if (panel_config.monitor > (server.num_monitors - 1)) {
// server.num_monitors minimum value is 1 (see get_monitors())
fprintf(stderr, "tint2: warning : monitor not found. tint2 default to all monitors.\n");
panel_config.monitor = 0;
}
fprintf(stderr, "tint2: panel items: %s\n", panel_items_order);
icon_theme_wrapper = NULL;
init_tooltip();
init_systray();
init_launcher();
init_clock();
#ifdef ENABLE_BATTERY
init_battery();
#endif
init_taskbar();
init_separator();
init_execp();
init_button();
// number of panels (one monitor or 'all' monitors)
if (panel_config.monitor >= 0)
num_panels = 1;
else
num_panels = server.num_monitors;
panels = calloc(num_panels, sizeof(Panel));
for (int i = 0; i < num_panels; i++) {
memcpy(&panels[i], &panel_config, sizeof(Panel));
INIT_TIMER(panels[i].autohide_timer);
}
fprintf(stderr,
"tint2: nb monitors %d, nb monitors used %d, nb desktops %d\n",
server.num_monitors,
num_panels,
server.num_desktops);
for (int i = 0; i < num_panels; i++) {
Panel *p = &panels[i];
if (panel_config.monitor < 0)
p->monitor = i;
if (ui_scale_dpi_ref > 0 && server.monitors[p->monitor].dpi > 0)
p->scale = server.monitors[p->monitor].dpi / ui_scale_dpi_ref;
else
p->scale = 1;
if (ui_scale_monitor_size_ref > 0)
p->scale *= server.monitors[p->monitor].height / ui_scale_monitor_size_ref;
if (p->scale > 8 || p->scale < 1./8) {
fprintf(stderr, RED "tint2: panel %d having scale %g outside bounds, resetting to 1.0" RESET "\n", i + 1, p->scale);
p->scale = 1;
}
fprintf(stderr, BLUE "tint2: panel %d uses scale %g " RESET "\n", i + 1, p->scale);
if (!p->area.bg)
p->area.bg = &g_array_index(backgrounds, Background, 0);
p->area.parent = p;
p->area.panel = p;
snprintf(p->area.name, sizeof(p->area.name), "Panel %d", i);
p->area.on_screen = TRUE;
p->area.resize_needed = 1;
p->area.size_mode = LAYOUT_DYNAMIC;
p->area._resize = resize_panel;
p->area._clear = panel_clear_background;
p->separator_list = NULL;
init_panel_size_and_position(p);
instantiate_area_gradients(&p->area);
// add children according to panel_items
for (int k = 0; k < strlen(panel_items_order); k++) {
if (panel_items_order[k] == 'L')
init_launcher_panel(p);
if (panel_items_order[k] == 'T')
init_taskbar_panel(p);
#ifdef ENABLE_BATTERY
if (panel_items_order[k] == 'B')
init_battery_panel(p);
#endif
if (panel_items_order[k] == 'S' && systray_on_monitor(i, num_panels)) {
init_systray_panel(p);
refresh_systray = 1;
}
if (panel_items_order[k] == 'C')
init_clock_panel(p);
if (panel_items_order[k] == 'F' && !strstr(panel_items_order, "T"))
init_freespace_panel(p);
if (panel_items_order[k] == ':')
init_separator_panel(p);
if (panel_items_order[k] == 'E')
init_execp_panel(p);
if (panel_items_order[k] == 'P')
init_button_panel(p);
}
set_panel_items_order(p);
// catch some events
XSetWindowAttributes att = {.colormap = server.colormap, .background_pixel = 0, .border_pixel = 0};
unsigned long mask = CWEventMask | CWColormap | CWBackPixel | CWBorderPixel;
p->main_win = XCreateWindow(server.display,
server.root_win,
p->posx,
p->posy,
p->area.width,
p->area.height,
0,
server.depth,
InputOutput,
server.visual,
mask,
&att);
long event_mask = ExposureMask | ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | PropertyChangeMask;
if (p->mouse_effects || p->g_task.tooltip_enabled || p->clock.area._get_tooltip_text ||
(launcher_enabled && launcher_tooltip_enabled))
event_mask |= PointerMotionMask | LeaveWindowMask;
if (panel_autohide)
event_mask |= LeaveWindowMask | EnterWindowMask;
XChangeWindowAttributes(server.display,
p->main_win,
CWEventMask,
&(XSetWindowAttributes){.event_mask = event_mask});
if (!server.gc) {
XGCValues gcv;
server.gc = XCreateGC(server.display, p->main_win, 0, &gcv);
}
// fprintf(stderr, "tint2: panel %d : %d, %d, %d, %d\n", i, p->posx, p->posy, p->area.width, p->area.height);
set_panel_properties(p);
set_panel_background(p);
if (!snapshot_path) {
// if we are not in 'snapshot' mode then map new panel
XMapWindow(server.display, p->main_win);
}
if (panel_autohide)
autohide_trigger_hide(p);
}
taskbar_refresh_tasklist();
reset_active_task();
update_all_taskbars_visibility();
}
void panel_compute_size(Panel *panel)
{
if (panel_horizontal) {
if (panel->area.width == 0) {
panel->fractional_width = TRUE;
panel->area.width = 100;
}
if (panel->area.height == 0) {
panel->fractional_height = FALSE;
panel->area.height = 32;
}
if (panel->fractional_width)
panel->area.width = (server.monitors[panel->monitor].width - panel->marginx) * panel->area.width / 100;
if (panel->fractional_height)
panel->area.height = (server.monitors[panel->monitor].height - panel->marginy) * panel->area.height / 100;
if (panel->area.bg->border.radius > panel->area.height / 2) {
fprintf(stderr, "tint2: panel_background_id rounded is too big... please fix your tint2rc\n");
g_array_append_val(backgrounds, *panel->area.bg);
panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len - 1);
panel->area.bg->border.radius = panel->area.height / 2;
}
} else {
if (panel->area.height == 0) {
panel->fractional_height = TRUE;
panel->area.height = 100;
}
if (panel->area.width == 0) {
panel->fractional_width = FALSE;
panel->area.width = 140;
}
int old_panel_height = panel->area.height;
if (panel->fractional_width)
panel->area.height = (server.monitors[panel->monitor].height - panel->marginy) * panel->area.width / 100;
else
panel->area.height = panel->area.width;
if (panel->fractional_height)
panel->area.width = (server.monitors[panel->monitor].width - panel->marginx) * old_panel_height / 100;
else
panel->area.width = old_panel_height;
if (panel->area.bg->border.radius > panel->area.width / 2) {
fprintf(stderr, "tint2: panel_background_id rounded is too big... please fix your tint2rc\n");
g_array_append_val(backgrounds, *panel->area.bg);
panel->area.bg = &g_array_index(backgrounds, Background, backgrounds->len - 1);
panel->area.bg->border.radius = panel->area.width / 2;
}
}
if (!panel->fractional_width) {
if (panel_horizontal)
panel->area.width *= panel->scale;
else
panel->area.height *= panel->scale;
}
if (!panel->fractional_height) {
if (panel_horizontal)
panel->area.height *= panel->scale;
else
panel->area.width *= panel->scale;
}
if (panel->area.width + panel->marginx > server.monitors[panel->monitor].width)
panel->area.width = server.monitors[panel->monitor].width - panel->marginx;
if (panel->area.height + panel->marginy > server.monitors[panel->monitor].height)
panel->area.height = server.monitors[panel->monitor].height - panel->marginy;
panel->max_size = panel_horizontal ? panel->area.width : panel->area.height;
}
void panel_compute_position(Panel *panel)
{
// panel position determined here
if (panel_position & LEFT) {
panel->posx = server.monitors[panel->monitor].x + panel->marginx;
} else {
if (panel_position & RIGHT) {
panel->posx = server.monitors[panel->monitor].x + server.monitors[panel->monitor].width -
panel->area.width - panel->marginx;
} else {
if (panel_horizontal)
panel->posx = server.monitors[panel->monitor].x +
((server.monitors[panel->monitor].width - panel->area.width) / 2);
else
panel->posx = server.monitors[panel->monitor].x + panel->marginx;
}
}
if (panel_position & TOP) {
panel->posy = server.monitors[panel->monitor].y + panel->marginy;
} else {
if (panel_position & BOTTOM) {
panel->posy = server.monitors[panel->monitor].y + server.monitors[panel->monitor].height -
panel->area.height - panel->marginy;
} else {
panel->posy =
server.monitors[panel->monitor].y + ((server.monitors[panel->monitor].height - panel->area.height) / 2);
}
}
// autohide or strut_policy=minimum
int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
if (panel_horizontal) {
panel->hidden_width = panel->area.width;
panel->hidden_height = panel->area.height - diff;
} else {
panel->hidden_width = panel->area.width - diff;
panel->hidden_height = panel->area.height;
}
// fprintf(stderr, "tint2: panel : posx %d, posy %d, width %d, height %d\n", panel->posx, panel->posy, panel->area.width,
// panel->area.height);
}
void init_panel_size_and_position(Panel *panel)
{
panel_compute_size(panel);
panel_compute_position(panel);
}
gboolean resize_panel(void *obj)
{
Panel *panel = (Panel *)obj;
relayout_with_constraint(&panel->area, 0);
// fprintf(stderr, "tint2: resize_panel\n");
if (taskbar_mode != MULTI_DESKTOP && taskbar_enabled) {
// propagate width/height on hidden taskbar
int width = panel->taskbar[server.desktop].area.width;
int height = panel->taskbar[server.desktop].area.height;
for (int i = 0; i < panel->num_desktops; i++) {
panel->taskbar[i].area.resize_needed =
panel->taskbar[i].area.width != width || panel->taskbar[i].area.height != height;
panel->taskbar[i].area.width = width;
panel->taskbar[i].area.height = height;
}
} else if (taskbar_mode == MULTI_DESKTOP && taskbar_enabled && taskbar_distribute_size) {
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
taskbar->area.old_width = taskbar->area.width;
taskbar->area.old_height = taskbar->area.height;
}
// The total available size
int total_size = 0;
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
total_size += panel_horizontal ? taskbar->area.width : taskbar->area.height;
}
// Reserve size for padding, taskbarname and spacings
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
if (panel_horizontal)
taskbar->area.width = 2 * taskbar->area.paddingxlr * panel->scale;
else
taskbar->area.height = 2 * taskbar->area.paddingxlr * panel->scale;
if (taskbarname_enabled && taskbar->area.children) {
Area *name = (Area *)taskbar->area.children->data;
if (name->on_screen) {
if (panel_horizontal)
taskbar->area.width += name->width;
else
taskbar->area.height += name->height;
}
}
gboolean first_child = TRUE;
for (GList *l = taskbar->area.children; l; l = l->next) {
Area *child = (Area *)l->data;
if (!child->on_screen)
continue;
if (!first_child) {
if (panel_horizontal)
taskbar->area.width += taskbar->area.paddingx * panel->scale;
else
taskbar->area.height += taskbar->area.paddingy * panel->scale;
}
first_child = FALSE;
}
total_size -= panel_horizontal ? taskbar->area.width : taskbar->area.height;
}
// Compute the total number of tasks
int num_tasks = 0;
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
for (GList *l = taskbar->area.children; l; l = l->next) {
Area *child = (Area *)l->data;
if (!child->on_screen)
continue;
if (taskbarname_enabled && l == taskbar->area.children)
continue;
num_tasks++;
}
}
// Distribute the remaining size between taskbars
if (num_tasks > 0) {
int task_size = total_size / num_tasks;
if (taskbar_alignment != ALIGN_LEFT)
task_size = MIN(task_size, panel_horizontal ? panel_config.g_task.maximum_width : panel_config.g_task.maximum_height);
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
for (GList *l = taskbar->area.children; l; l = l->next) {
Area *child = (Area *)l->data;
if (!child->on_screen)
continue;
if (taskbarname_enabled && l == taskbar->area.children)
continue;
if (panel_horizontal)
taskbar->area.width += task_size;
else
taskbar->area.height += task_size;
}
}
int slack = total_size - task_size * num_tasks;
if (taskbar_alignment == ALIGN_RIGHT) {
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
if (panel_horizontal)
taskbar->area.width += slack;
else
taskbar->area.height += slack;
break;
}
} else if (taskbar_alignment == ALIGN_CENTER) {
slack /= 2;
Taskbar *left_taskbar = NULL;
Taskbar *right_taskbar = NULL;
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
if (panel_horizontal)
taskbar->area.width += slack;
else
taskbar->area.height += slack;
taskbar->area.alignment = ALIGN_RIGHT;
left_taskbar = taskbar;
break;
}
for (int i = panel->num_desktops - 1; i >= 0; i--) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
if (panel_horizontal)
taskbar->area.width += slack;
else
taskbar->area.height += slack;
taskbar->area.alignment = ALIGN_LEFT;
right_taskbar = taskbar;
break;
}
if (left_taskbar == right_taskbar)
left_taskbar->area.alignment = ALIGN_CENTER;
}
} else {
// No tasks => expand the first visible taskbar
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (!taskbar->area.on_screen)
continue;
if (panel_horizontal)
taskbar->area.width += total_size;
else
taskbar->area.height += total_size;
break;
}
}
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
taskbar->area.resize_needed =
taskbar->area.old_width != taskbar->area.width || taskbar->area.old_height != taskbar->area.height;
}
}
for (GList *l = panel->freespace_list; l; l = g_list_next(l))
resize_freespace(l->data);
return FALSE;
}
#define STRUT_LEFT 0
#define STRUT_RIGHT 1
#define STRUT_TOP 2
#define STRUT_BOTTOM 3
#define STRUT_LEFT_Y1 4
#define STRUT_LEFT_Y2 5
#define STRUT_RIGHT_Y1 6
#define STRUT_RIGHT_Y2 7
#define STRUT_TOP_X1 8
#define STRUT_TOP_X2 9
#define STRUT_BOTTOM_X1 10
#define STRUT_BOTTOM_X2 11
#define STRUT_COUNT 12
#define STRUT_COUNT_OLD 4
void update_strut(Panel *p)
{
if (panel_strut_policy == STRUT_NONE) {
XDeleteProperty(server.display, p->main_win, server.atom._NET_WM_STRUT);
XDeleteProperty(server.display, p->main_win, server.atom._NET_WM_STRUT_PARTIAL);
return;
}
// Reserved space
unsigned int d1, screen_width, screen_height;
Window d2;
int d3;
XGetGeometry(server.display, server.root_win, &d2, &d3, &d3, &screen_width, &screen_height, &d1, &d1);
Monitor monitor = server.monitors[p->monitor];
long struts[STRUT_COUNT] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
if (panel_horizontal ^ panel_pivot_struts) {
int height = p->area.height + p->marginy;
if (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && panel_autohide && p->is_hidden))
height = p->hidden_height;
if (panel_position & TOP) {
struts[STRUT_TOP] = height + monitor.y;
struts[STRUT_TOP_X1] = p->posx;
// p->area.width - 1 allowed full screen on monitor 2
struts[STRUT_TOP_X2] = p->posx + p->area.width - 1;
} else {
struts[STRUT_BOTTOM] = height + screen_height - monitor.y - monitor.height;
struts[STRUT_BOTTOM_X1] = p->posx;
// p->area.width - 1 allowed full screen on monitor 2
struts[STRUT_BOTTOM_X2] = p->posx + p->area.width - 1;
}
} else {
int width = p->area.width + p->marginx;
if (panel_strut_policy == STRUT_MINIMUM || (panel_strut_policy == STRUT_FOLLOW_SIZE && panel_autohide && p->is_hidden))
width = p->hidden_width;
if (panel_position & LEFT) {
struts[STRUT_LEFT] = width + monitor.x;
struts[STRUT_LEFT_Y1] = p->posy;
// p->area.width - 1 allowed full screen on monitor 2
struts[STRUT_LEFT_Y2] = p->posy + p->area.height - 1;
} else {
struts[STRUT_RIGHT] = width + screen_width - monitor.x - monitor.width;
struts[STRUT_RIGHT_Y1] = p->posy;
// p->area.width - 1 allowed full screen on monitor 2
struts[STRUT_RIGHT_Y2] = p->posy + p->area.height - 1;
}
}
// Old specification : fluxbox need _NET_WM_STRUT.
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_STRUT,
XA_CARDINAL,
32,
PropModeReplace,
(unsigned char *)&struts,
STRUT_COUNT_OLD);
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_STRUT_PARTIAL,
XA_CARDINAL,
32,
PropModeReplace,
(unsigned char *)&struts,
STRUT_COUNT);
}
void set_panel_items_order(Panel *p)
{
if (p->area.children) {
g_list_free(p->area.children);
p->area.children = 0;
}
int i_execp = 0;
int i_separator = 0;
int i_freespace = 0;
int i_button = 0;
for (int k = 0; k < strlen(panel_items_order); k++) {
if (panel_items_order[k] == 'L') {
p->area.children = g_list_append(p->area.children, &p->launcher);
p->launcher.area.resize_needed = 1;
}
if (panel_items_order[k] == 'T') {
for (int j = 0; j < p->num_desktops; j++)
p->area.children = g_list_append(p->area.children, &p->taskbar[j]);
}
#ifdef ENABLE_BATTERY
if (panel_items_order[k] == 'B')
p->area.children = g_list_append(p->area.children, &p->battery);
#endif
int i = p - panels;
if (panel_items_order[k] == 'S' && systray_on_monitor(i, num_panels)) {
p->area.children = g_list_append(p->area.children, &systray);
}
if (panel_items_order[k] == 'C')
p->area.children = g_list_append(p->area.children, &p->clock);
if (panel_items_order[k] == 'F') {
GList *item = g_list_nth(p->freespace_list, i_freespace);
i_freespace++;
if (item)
p->area.children = g_list_append(p->area.children, (Area *)item->data);
}
if (panel_items_order[k] == ':') {
GList *item = g_list_nth(p->separator_list, i_separator);
i_separator++;
if (item)
p->area.children = g_list_append(p->area.children, (Area *)item->data);
}
if (panel_items_order[k] == 'E') {
GList *item = g_list_nth(p->execp_list, i_execp);
i_execp++;
if (item)
p->area.children = g_list_append(p->area.children, (Area *)item->data);
}
if (panel_items_order[k] == 'P') {
GList *item = g_list_nth(p->button_list, i_button);
i_button++;
if (item)
p->area.children = g_list_append(p->area.children, (Area *)item->data);
}
}
initialize_positions(&p->area, 0);
}
void place_panel_all_desktops(Panel *p)
{
long val = ALL_DESKTOPS;
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_DESKTOP,
XA_CARDINAL,
32,
PropModeReplace,
(unsigned char *)&val,
1);
}
void set_panel_layer(Panel *p, Layer layer)
{
Atom state[4];
state[0] = server.atom._NET_WM_STATE_SKIP_PAGER;
state[1] = server.atom._NET_WM_STATE_SKIP_TASKBAR;
state[2] = server.atom._NET_WM_STATE_STICKY;
state[3] = layer == BOTTOM_LAYER ? server.atom._NET_WM_STATE_BELOW : server.atom._NET_WM_STATE_ABOVE;
int num_atoms = layer == NORMAL_LAYER ? 3 : 4;
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_STATE,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *)state,
num_atoms);
}
void replace_panel_all_desktops(Panel *p)
{
XClientMessageEvent m;
memset(&m, 0, sizeof(m));
m.type = ClientMessage;
m.send_event = True;
m.display = server.display;
m.window = p->main_win;
m.message_type = server.atom._NET_WM_DESKTOP;
m.format = 32;
m.data.l[0] = ALL_DESKTOPS;
XSendEvent(server.display, server.root_win, False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent *)&m);
XSync(server.display, False);
}
void set_panel_window_geometry(Panel *panel)
{
update_strut(panel);
// Fixed position and non-resizable window
// Allow panel move and resize when tint2 reload config file
int minwidth = panel_autohide ? panel->hidden_width : panel->area.width;
int minheight = panel_autohide ? panel->hidden_height : panel->area.height;
XSizeHints size_hints;
size_hints.flags = PPosition | PMinSize | PMaxSize;
size_hints.min_width = minwidth;
size_hints.max_width = panel->area.width;
size_hints.min_height = minheight;
size_hints.max_height = panel->area.height;
XSetWMNormalHints(server.display, panel->main_win, &size_hints);
if (!panel->is_hidden) {
if (panel_horizontal) {
if (panel_position & TOP)
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy,
panel->area.width,
panel->area.height);
else
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy,
panel->area.width,
panel->area.height);
} else {
if (panel_position & LEFT)
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy,
panel->area.width,
panel->area.height);
else
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy,
panel->area.width,
panel->area.height);
}
} else {
int diff = (panel_horizontal ? panel->area.height : panel->area.width) - panel_autohide_height;
if (panel_horizontal) {
if (panel_position & TOP)
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy,
panel->hidden_width,
panel->hidden_height);
else
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy + diff,
panel->hidden_width,
panel->hidden_height);
} else {
if (panel_position & LEFT)
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx,
panel->posy,
panel->hidden_width,
panel->hidden_height);
else
XMoveResizeWindow(server.display,
panel->main_win,
panel->posx + diff,
panel->posy,
panel->hidden_width,
panel->hidden_height);
}
}
}
void set_panel_properties(Panel *p)
{
XStoreName(server.display, p->main_win, panel_window_name);
XSetIconName(server.display, p->main_win, panel_window_name);
gsize len;
gchar *name = g_locale_to_utf8(panel_window_name, -1, NULL, &len, NULL);
if (name != NULL) {
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_NAME,
server.atom.UTF8_STRING,
8,
PropModeReplace,
(unsigned char *)name,
(int)len);
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_ICON_NAME,
server.atom.UTF8_STRING,
8,
PropModeReplace,
(unsigned char *)name,
(int)len);
g_free(name);
}
long pid = getpid();
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_PID,
XA_CARDINAL,
32,
PropModeReplace,
(unsigned char *)&pid,
1);
// Dock
XChangeProperty(server.display,
p->main_win,
server.atom._NET_WM_WINDOW_TYPE,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *)&server.atom._NET_WM_WINDOW_TYPE_DOCK,
1);
place_panel_all_desktops(p);
set_panel_layer(p, panel_layer);
XWMHints wmhints;
memset(&wmhints, 0, sizeof(wmhints));
if (panel_dock) {
// Necessary for placing the panel into the dock on Openbox and Fluxbox.
// See https://gitlab.com/o9000/tint2/issues/465
wmhints.flags = IconWindowHint | WindowGroupHint | StateHint;
wmhints.icon_window = wmhints.window_group = p->main_win;
wmhints.initial_state = WithdrawnState;
}
// We do not need keyboard input focus.
wmhints.flags |= InputHint;
wmhints.input = False;
XSetWMHints(server.display, p->main_win, &wmhints);
// Undecorated
long prop[5] = {2, 0, 0, 0, 0};
XChangeProperty(server.display,
p->main_win,
server.atom._MOTIF_WM_HINTS,
server.atom._MOTIF_WM_HINTS,
32,
PropModeReplace,
(unsigned char *)prop,
5);
// XdndAware - Register for Xdnd events
Atom version = 4;
XChangeProperty(server.display,
p->main_win,
server.atom.XdndAware,
XA_ATOM,
32,
PropModeReplace,
(unsigned char *)&version,
1);
// Set WM_CLASS
XClassHint *classhint = XAllocClassHint();
classhint->res_name = (char *)"tint2";
classhint->res_class = (char *)"Tint2";
XSetClassHint(server.display, p->main_win, classhint);
XFree(classhint);
set_panel_window_geometry(p);
}
void panel_clear_background(void *obj)
{
Panel *p = obj;
clear_pixmap(p->area.pix, 0, 0, p->area.width, p->area.height);
if (!server.real_transparency) {
get_root_pixmap();
// copy background (server.root_pmap) in panel.area.pix
Window dummy;
int x, y;
XTranslateCoordinates(server.display, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
if (panel_autohide && p->is_hidden) {
int xoff = 0, yoff = 0;
if (panel_horizontal && panel_position & BOTTOM)
yoff = p->area.height - p->hidden_height;
else if (!panel_horizontal && panel_position & RIGHT)
xoff = p->area.width - p->hidden_width;
x -= xoff;
y -= yoff;
}
XSetTSOrigin(server.display, server.gc, -x, -y);
XFillRectangle(server.display, p->area.pix, server.gc, 0, 0, p->area.width, p->area.height);
}
}
void set_panel_background(Panel *p)
{
panel_clear_background(p);
schedule_redraw(&p->area);
if (p->hidden_pixmap) {
XFreePixmap(server.display, p->hidden_pixmap);
p->hidden_pixmap = 0;
}
}
Panel *get_panel(Window win)
{
for (int i = 0; i < num_panels; i++) {
if (panels[i].main_win == win) {
return &panels[i];
}
}
return 0;
}
Taskbar *click_taskbar(Panel *panel, int x, int y)
{
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *taskbar = &panel->taskbar[i];
if (area_is_under_mouse(taskbar, x, y))
return taskbar;
}
return NULL;
}
Task *click_task(Panel *panel, int x, int y)
{
Taskbar *taskbar = click_taskbar(panel, x, y);
if (taskbar) {
GList *l = taskbar->area.children;
if (taskbarname_enabled)
l = l->next;
for (; l; l = l->next) {
Task *task = (Task *)l->data;
if (area_is_under_mouse(task, x, y)) {
return task;
}
}
}
return NULL;
}
Launcher *click_launcher(Panel *panel, int x, int y)
{
Launcher *launcher = &panel->launcher;
if (area_is_under_mouse(launcher, x, y))
return launcher;
return NULL;
}
LauncherIcon *click_launcher_icon(Panel *panel, int x, int y)
{
Launcher *launcher = click_launcher(panel, x, y);
if (launcher) {
for (GSList *l = launcher->list_icons; l; l = l->next) {
LauncherIcon *icon = (LauncherIcon *)l->data;
if (area_is_under_mouse(icon, x, y))
return icon;
}
}
return NULL;
}
Clock *click_clock(Panel *panel, int x, int y)
{
Clock *clock = &panel->clock;
if (area_is_under_mouse(clock, x, y))
return clock;
return NULL;
}
#ifdef ENABLE_BATTERY
Battery *click_battery(Panel *panel, int x, int y)
{
Battery *bat = &panel->battery;
if (area_is_under_mouse(bat, x, y))
return bat;
return NULL;
}
#endif
Execp *click_execp(Panel *panel, int x, int y)
{
for (GList *l = panel->execp_list; l; l = l->next) {
Execp *execp = (Execp *)l->data;
if (area_is_under_mouse(execp, x, y))
return execp;
}
return NULL;
}
Button *click_button(Panel *panel, int x, int y)
{
for (GList *l = panel->button_list; l; l = l->next) {
Button *button = (Button *)l->data;
if (area_is_under_mouse(button, x, y))
return button;
}
return NULL;
}
void stop_autohide_timer(Panel *p)
{
stop_timer(&p->autohide_timer);
}
void autohide_show(void *p)
{
Panel *panel = (Panel *)p;
stop_autohide_timer(panel);
panel->is_hidden = 0;
XMapSubwindows(server.display, panel->main_win); // systray windows
set_panel_window_geometry(panel);
set_panel_layer(panel, TOP_LAYER);
refresh_systray = TRUE; // ugly hack, because we actually only need to call XSetBackgroundPixmap
schedule_panel_redraw();
}
void autohide_hide(void *p)
{
Panel *panel = (Panel *)p;
stop_autohide_timer(panel);
set_panel_layer(panel, panel_layer);
panel->is_hidden = TRUE;
XUnmapSubwindows(server.display, panel->main_win); // systray windows
set_panel_window_geometry(panel);
schedule_panel_redraw();
}
void autohide_trigger_show(Panel *p)
{
if (!p)
return;
change_timer(&p->autohide_timer, true, panel_autohide_show_timeout, 0, autohide_show, p);
}
void autohide_trigger_hide(Panel *p)
{
if (!p)
return;
Window root, child;
int xr, yr, xw, yw;
unsigned int mask;
if (XQueryPointer(server.display, p->main_win, &root, &child, &xr, &yr, &xw, &yw, &mask))
if (child)
return; // mouse over one of the system tray icons
change_timer(&p->autohide_timer, true, panel_autohide_hide_timeout, 0, autohide_hide, p);
}
void shrink_panel(Panel *panel)
{
if (!panel_shrink)
return;
int size = MIN(compute_desired_size(&panel->area), panel->max_size);
gboolean update = FALSE;
if (panel_horizontal) {
if (panel->area.width != size) {
panel->area.width = size;
update = TRUE;
}
} else {
if (panel->area.height != size) {
panel->area.height = size;
update = TRUE;
}
}
if (update) {
panel_compute_position(panel);
set_panel_window_geometry(panel);
set_panel_background(panel);
panel->area.resize_needed = TRUE;
systray.area.resize_needed = TRUE;
schedule_redraw(&systray.area);
refresh_systray = TRUE;
update_minimized_icon_positions(panel);
}
}
void render_panel(Panel *panel)
{
relayout(&panel->area);
if (debug_geometry)
area_dump_geometry(&panel->area, 0);
update_dependent_gradients(&panel->area);
draw_tree(&panel->area);
}
const char *get_default_font()
{
if (default_font)
return default_font;
return DEFAULT_FONT;
}
void default_icon_theme_changed()
{
if (!launcher_enabled && !panel_config.button_list)
return;
if (launcher_icon_theme_override && icon_theme_name_config)
return;
free_icon_themes();
load_icon_themes();
launcher_default_icon_theme_changed();
button_default_icon_theme_changed();
}
void default_font_changed()
{
#ifdef ENABLE_BATTERY
battery_default_font_changed();
#endif
clock_default_font_changed();
execp_default_font_changed();
button_default_font_changed();
taskbar_default_font_changed();
taskbarname_default_font_changed();
tooltip_default_font_changed();
}
void _schedule_panel_redraw(const char *file, const char *function, const int line)
{
panel_refresh = TRUE;
if (debug_fps) {
fprintf(stderr, YELLOW "tint2: %s %s %d: triggering panel redraw" RESET "\n", file, function, line);
}
}
void save_panel_screenshot(const Panel *panel, const char *path)
{
imlib_context_set_drawable(panel->temp_pmap);
Imlib_Image img = imlib_create_image_from_drawable(0, 0, 0, panel->area.width, panel->area.height, 1);
if (!img) {
XImage *ximg =
XGetImage(server.display, panel->temp_pmap, 0, 0, panel->area.width, panel->area.height, AllPlanes, ZPixmap);
if (ximg) {
DATA32 *pixels = (DATA32 *)calloc(panel->area.width * panel->area.height, sizeof(DATA32));
for (int x = 0; x < panel->area.width; x++) {
for (int y = 0; y < panel->area.height; y++) {
DATA32 xpixel = XGetPixel(ximg, x, y);
DATA32 r = (xpixel >> 16) & 0xff;
DATA32 g = (xpixel >> 8) & 0xff;
DATA32 b = (xpixel >> 0) & 0xff;
DATA32 a = 0x0;
DATA32 argb = (a << 24) | (r << 16) | (g << 8) | b;
pixels[y * panel->area.width + x] = argb;
}
}
XDestroyImage(ximg);
img = imlib_create_image_using_data(panel->area.width, panel->area.height, pixels);
}
}
if (img) {
imlib_context_set_image(img);
if (!panel_horizontal) {
// rotate 90° vertical panel
imlib_image_flip_horizontal();
imlib_image_flip_diagonal();
}
imlib_save_image(path);
imlib_free_image();
}
}
void save_screenshot(const char *path)
{
Panel *panel = &panels[0];
if (panel->area.width > server.monitors[0].width)
panel->area.width = server.monitors[0].width;
panel->temp_pmap =
XCreatePixmap(server.display, server.root_win, panel->area.width, panel->area.height, server.depth);
render_panel(panel);
XSync(server.display, False);
save_panel_screenshot(panel, path);
}