src/taskbar/task.c (raw)
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/************************************************************************** * * Tint2 : task * * Copyright (C) 2007 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 <X11/Xlib.h> #include <X11/Xutil.h> #include <X11/Xatom.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <glib.h> #include <unistd.h> #include "window.h" #include "task.h" #include "taskbar.h" #include "server.h" #include "panel.h" #include "tooltip.h" #include "timer.h" timeout* urgent_timeout; GSList* urgent_list; const char* task_get_tooltip(void* obj) { Task* t = obj; return t->title; } Task *add_task (Window win) { if (!win) return 0; if (window_is_hidden(win)) return 0; int monitor; if (nb_panel > 1) { monitor = window_get_monitor (win); if (monitor >= nb_panel) monitor = 0; } else monitor = 0; Task new_tsk; new_tsk.win = win; new_tsk.desktop = window_get_desktop (win); new_tsk.area.panel = &panel1[monitor]; new_tsk.current_state = window_is_iconified(win) ? TASK_ICONIFIED : TASK_NORMAL; window_get_coordinates(win, &new_tsk.win_x, &new_tsk.win_y, &new_tsk.win_w, &new_tsk.win_h); // allocate only one title and one icon // even with task_on_all_desktop and with task_on_all_panel new_tsk.title = 0; int k; for (k=0; k<TASK_STATE_COUNT; ++k) { new_tsk.icon[k] = 0; new_tsk.state_pix[k] = 0; } get_title(&new_tsk); get_icon(&new_tsk); //printf("task %s : desktop %d, monitor %d\n", new_tsk->title, desktop, monitor); XSelectInput (server.dsp, new_tsk.win, PropertyChangeMask|StructureNotifyMask); GPtrArray* task_group = g_ptr_array_new(); Taskbar *tskbar; Task *new_tsk2=0; int j; for (j=0 ; j < panel1[monitor].nb_desktop ; j++) { if (new_tsk.desktop != ALLDESKTOP && new_tsk.desktop != j) continue; tskbar = &panel1[monitor].taskbar[j]; new_tsk2 = calloc(1, sizeof(Task)); memcpy(&new_tsk2->area, &panel1[monitor].g_task.area, sizeof(Area)); new_tsk2->area.parent = tskbar; new_tsk2->win = new_tsk.win; new_tsk2->desktop = new_tsk.desktop; new_tsk2->win_x = new_tsk.win_x; new_tsk2->win_y = new_tsk.win_y; new_tsk2->win_w = new_tsk.win_w; new_tsk2->win_h = new_tsk.win_h; new_tsk2->current_state = -1; // to update the current state later in set_task_state... if (new_tsk2->desktop == ALLDESKTOP && server.desktop != j) { // hide ALLDESKTOP task on non-current desktop new_tsk2->area.on_screen = 0; } new_tsk2->title = new_tsk.title; if (panel1[monitor].g_task.tooltip_enabled) new_tsk2->area._get_tooltip_text = task_get_tooltip; for (k=0; k<TASK_STATE_COUNT; ++k) { new_tsk2->icon[k] = new_tsk.icon[k]; new_tsk2->state_pix[k] = 0; } new_tsk2->icon_width = new_tsk.icon_width; new_tsk2->icon_height = new_tsk.icon_height; tskbar->area.list = g_slist_append(tskbar->area.list, new_tsk2); tskbar->area.resize = 1; g_ptr_array_add(task_group, new_tsk2); //printf("add_task panel %d, desktop %d, task %s\n", i, j, new_tsk2->title); } Window* key = calloc(1, sizeof(Window)); *key = new_tsk.win; g_hash_table_insert(win_to_task_table, key, task_group); set_task_state(new_tsk2, new_tsk.current_state); sort_taskbar_for_win(win); if (panel_mode == MULTI_DESKTOP) { Panel *panel = new_tsk2->area.panel; panel->area.resize = 1; } if (window_is_urgent(win)) { add_urgent(new_tsk2); } return new_tsk2; } void remove_task (Task *tsk) { if (!tsk) return; if (panel_mode == MULTI_DESKTOP) { Panel *panel = tsk->area.panel; panel->area.resize = 1; } Window win = tsk->win; // free title and icon just for the first task // even with task_on_all_desktop and with task_on_all_panel //printf("remove_task %s %d\n", tsk->title, tsk->desktop); if (tsk->title) free (tsk->title); int k; for (k=0; k<TASK_STATE_COUNT; ++k) { if (tsk->icon[k]) { imlib_context_set_image(tsk->icon[k]); imlib_free_image(); tsk->icon[k] = 0; if (tsk->state_pix[k]) XFreePixmap(server.dsp, tsk->state_pix[k]); } } int i; Task *tsk2; Taskbar *tskbar; GPtrArray* task_group = g_hash_table_lookup(win_to_task_table, &win); for (i=0; i<task_group->len; ++i) { tsk2 = g_ptr_array_index(task_group, i); tskbar = tsk2->area.parent; tskbar->area.list = g_slist_remove(tskbar->area.list, tsk2); tskbar->area.resize = 1; if (tsk2 == task_active) task_active = 0; if (tsk2 == task_drag) task_drag = 0; if (g_slist_find(urgent_list, tsk2)) del_urgent(tsk2); free(tsk2); } g_hash_table_remove(win_to_task_table, &win); } int get_title(Task *tsk) { Panel *panel = tsk->area.panel; char *title, *name; if (!panel->g_task.text && !panel->g_task.tooltip_enabled && taskbar_sort_method != TASKBAR_SORT_TITLE) return 0; name = server_get_property (tsk->win, server.atom._NET_WM_VISIBLE_NAME, server.atom.UTF8_STRING, 0); if (!name || !strlen(name)) { name = server_get_property (tsk->win, server.atom._NET_WM_NAME, server.atom.UTF8_STRING, 0); if (!name || !strlen(name)) { name = server_get_property (tsk->win, server.atom.WM_NAME, XA_STRING, 0); } } if (name && strlen(name)) { title = strdup(name); } else { title = strdup("Untitled"); } if (name) XFree (name); if (tsk->title) { // check unecessary title change if (strcmp(tsk->title, title) == 0) { free(title); return 0; } else free(tsk->title); } tsk->title = title; GPtrArray* task_group = task_get_tasks(tsk->win); if (task_group) { int i; for (i=0; i<task_group->len; ++i) { Task* tsk2 = g_ptr_array_index(task_group, i); tsk2->title = tsk->title; set_task_redraw(tsk2); } } return 1; } void get_icon (Task *tsk) { Panel *panel = tsk->area.panel; if (!panel->g_task.icon) return; int i; Imlib_Image img = NULL; XWMHints *hints = 0; gulong *data = 0; int k; for (k=0; k<TASK_STATE_COUNT; ++k) { if (tsk->icon[k]) { imlib_context_set_image(tsk->icon[k]); imlib_free_image(); tsk->icon[k] = 0; } } data = server_get_property (tsk->win, server.atom._NET_WM_ICON, XA_CARDINAL, &i); if (data) { // get ARGB icon int w, h; gulong *tmp_data; tmp_data = get_best_icon (data, get_icon_count (data, i), i, &w, &h, panel->g_task.icon_size1); #ifdef __x86_64__ DATA32 icon_data[w * h]; int length = w * h; for (i = 0; i < length; ++i) icon_data[i] = tmp_data[i]; img = imlib_create_image_using_copied_data (w, h, icon_data); #else img = imlib_create_image_using_data (w, h, (DATA32*)tmp_data); #endif } else { // get Pixmap icon hints = XGetWMHints(server.dsp, tsk->win); if (hints) { if (hints->flags & IconPixmapHint && hints->icon_pixmap != 0) { // get width, height and depth for the pixmap Window root; int icon_x, icon_y; uint border_width, bpp; uint w, h; //printf(" get pixmap\n"); XGetGeometry(server.dsp, hints->icon_pixmap, &root, &icon_x, &icon_y, &w, &h, &border_width, &bpp); imlib_context_set_drawable(hints->icon_pixmap); img = imlib_create_image_from_drawable(hints->icon_mask, 0, 0, w, h, 0); } } } if (img == NULL) { imlib_context_set_image(default_icon); img = imlib_clone_image(); } // transform icons imlib_context_set_image(img); imlib_image_set_has_alpha(1); int w, h; w = imlib_image_get_width(); h = imlib_image_get_height(); Imlib_Image orig_image = imlib_create_cropped_scaled_image(0, 0, w, h, panel->g_task.icon_size1, panel->g_task.icon_size1); imlib_free_image(); imlib_context_set_image(orig_image); tsk->icon_width = imlib_image_get_width(); tsk->icon_height = imlib_image_get_height(); for (k=0; k<TASK_STATE_COUNT; ++k) { imlib_context_set_image(orig_image); tsk->icon[k] = imlib_clone_image(); imlib_context_set_image(tsk->icon[k]); DATA32 *data32; if (panel->g_task.alpha[k] != 100 || panel->g_task.saturation[k] != 0 || panel->g_task.brightness[k] != 0) { data32 = imlib_image_get_data(); adjust_asb(data32, tsk->icon_width, tsk->icon_height, panel->g_task.alpha[k], (float)panel->g_task.saturation[k]/100, (float)panel->g_task.brightness[k]/100); imlib_image_put_back_data(data32); } } imlib_context_set_image(orig_image); imlib_free_image(); if (hints) XFree(hints); if (data) XFree (data); GPtrArray* task_group = task_get_tasks(tsk->win); if (task_group) { for (i=0; i<task_group->len; ++i) { Task* tsk2 = g_ptr_array_index(task_group, i); tsk2->icon_width = tsk->icon_width; tsk2->icon_height = tsk->icon_height; int k; for (k=0; k<TASK_STATE_COUNT; ++k) tsk2->icon[k] = tsk->icon[k]; set_task_redraw(tsk2); } } } // TODO icons look too large when the panel is large void draw_task_icon (Task *tsk, int text_width) { if (tsk->icon[tsk->current_state] == 0) return; // Find pos int pos_x; Panel *panel = (Panel*)tsk->area.panel; if (panel->g_task.centered) { if (panel->g_task.text) pos_x = (tsk->area.width - text_width - panel->g_task.icon_size1) / 2; else pos_x = (tsk->area.width - panel->g_task.icon_size1) / 2; } else pos_x = panel->g_task.area.paddingxlr + tsk->area.bg->border.width; // Render imlib_context_set_image (tsk->icon[tsk->current_state]); if (server.real_transparency) { render_image(tsk->area.pix, pos_x, panel->g_task.icon_posy); } else { imlib_context_set_blend(1); imlib_context_set_drawable(tsk->area.pix); imlib_render_image_on_drawable(pos_x, panel->g_task.icon_posy); } } void draw_task (void *obj, cairo_t *c) { Task *tsk = obj; tsk->state_pix[tsk->current_state] = tsk->area.pix; PangoLayout *layout; Color *config_text; int width=0, height; Panel *panel = (Panel*)tsk->area.panel; //printf("draw_task %d %d\n", tsk->area.posx, tsk->area.posy); if (panel->g_task.text) { /* Layout */ layout = pango_cairo_create_layout (c); pango_layout_set_font_description (layout, panel->g_task.font_desc); pango_layout_set_text(layout, tsk->title, -1); /* Drawing width and Cut text */ // pango use U+22EF or U+2026 pango_layout_set_width(layout, ((Taskbar*)tsk->area.parent)->text_width * PANGO_SCALE); pango_layout_set_height(layout, panel->g_task.text_height * PANGO_SCALE); pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR); pango_layout_set_ellipsize (layout, PANGO_ELLIPSIZE_END); /* Center text */ if (panel->g_task.centered) pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER); else pango_layout_set_alignment (layout, PANGO_ALIGN_LEFT); pango_layout_get_pixel_size (layout, &width, &height); config_text = &panel->g_task.font[tsk->current_state]; double text_posy = (panel->g_task.area.height - height) / 2.0; draw_text(layout, c, panel->g_task.text_posx, text_posy, config_text, panel->font_shadow); g_object_unref (layout); } if (panel->g_task.icon) { draw_task_icon (tsk, width); } } void on_change_task (void *obj) { Task *tsk = obj; Panel *panel = (Panel*)tsk->area.panel; long value[] = { panel->posx+tsk->area.posx, panel->posy+tsk->area.posy, tsk->area.width, tsk->area.height }; XChangeProperty (server.dsp, tsk->win, server.atom._NET_WM_ICON_GEOMETRY, XA_CARDINAL, 32, PropModeReplace, (unsigned char*)value, 4); // reset Pixmap when position/size changed set_task_redraw(tsk); } // Given a pointer to the active task (active_task) and a pointer // to the task that is currently under the mouse (current_task), // returns a pointer to the active task. Task *find_active_task(Task *current_task, Task *active_task) { if (active_task == NULL) return current_task; GSList *l0; Task *tsk; Taskbar* tskbar = current_task->area.parent; l0 = tskbar->area.list; if (taskbarname_enabled) l0 = l0->next; for (; l0 ; l0 = l0->next) { tsk = l0->data; if (tsk->win == active_task->win) return tsk; } return current_task; } Task *next_task(Task *tsk) { if (tsk == 0) return 0; GSList *l0, *lfirst_tsk; Task *tsk1; Taskbar* tskbar = tsk->area.parent; l0 = tskbar->area.list; if (taskbarname_enabled) l0 = l0->next; lfirst_tsk = l0; for (; l0 ; l0 = l0->next) { tsk1 = l0->data; if (tsk1 == tsk) { if (l0->next == 0) l0 = lfirst_tsk; else l0 = l0->next; return l0->data; } } return 0; } Task *prev_task(Task *tsk) { if (tsk == 0) return 0; GSList *l0, *lfirst_tsk; Task *tsk1, *tsk2; Taskbar* tskbar = tsk->area.parent; tsk2 = 0; l0 = tskbar->area.list; if (taskbarname_enabled) l0 = l0->next; lfirst_tsk = l0; for (; l0 ; l0 = l0->next) { tsk1 = l0->data; if (tsk1 == tsk) { if (l0 == lfirst_tsk) { l0 = g_slist_last ( l0 ); tsk2 = l0->data; } return tsk2; } tsk2 = tsk1; } return 0; } void active_task() { if (task_active) { set_task_state(task_active, window_is_iconified(task_active->win) ? TASK_ICONIFIED : TASK_NORMAL); task_active = 0; } Window w1 = window_get_active(); //printf("Change active task %ld\n", w1); if (w1) { if (!task_get_tasks(w1)) { Window w2; while (XGetTransientForHint(server.dsp, w1, &w2)) w1 = w2; } set_task_state((task_active = task_get_task(w1)), TASK_ACTIVE); } } void set_task_state(Task *tsk, int state) { if (tsk == 0 || state < 0 || state >= TASK_STATE_COUNT) return; if (tsk->current_state != state || hide_task_diff_monitor) { GPtrArray* task_group = task_get_tasks(tsk->win); if (task_group) { int i; for (i=0; i<task_group->len; ++i) { Task* tsk1 = g_ptr_array_index(task_group, i); tsk1->current_state = state; tsk1->area.bg = panel1[0].g_task.background[state]; tsk1->area.pix = tsk1->state_pix[state]; if (tsk1->state_pix[state] == 0) tsk1->area.redraw = 1; if (state == TASK_ACTIVE && g_slist_find(urgent_list, tsk1)) del_urgent(tsk1); // Show only the active task int hide = 0; if (hide_inactive_tasks) { if (state != TASK_ACTIVE) { hide = 1; } } if (window_get_monitor(tsk->win) != ((Panel*)tsk->area.panel)->monitor && (hide_task_diff_monitor || nb_panel > 1)) { hide = 1; } if (1 - hide != tsk1->area.on_screen) { tsk1->area.on_screen = 1 - hide; set_task_redraw(tsk1); Panel *p = (Panel*)tsk->area.panel; tsk->area.resize = 1; p->taskbar->area.resize = 1; p->area.resize = 1; } } panel_refresh = 1; } } } void set_task_redraw(Task* tsk) { int k; for (k=0; k<TASK_STATE_COUNT; ++k) { if (tsk->state_pix[k]) XFreePixmap(server.dsp, tsk->state_pix[k]); tsk->state_pix[k] = 0; } tsk->area.pix = 0; tsk->area.redraw = 1; } void blink_urgent(void* arg) { GSList* urgent_task = urgent_list; while (urgent_task) { Task* t = urgent_task->data; if ( t->urgent_tick < max_tick_urgent) { if (t->urgent_tick++ % 2) set_task_state(t, TASK_URGENT); else set_task_state(t, window_is_iconified(t->win) ? TASK_ICONIFIED : TASK_NORMAL); } urgent_task = urgent_task->next; } panel_refresh = 1; } void add_urgent(Task *tsk) { if (!tsk) return; // some programs set urgency hint although they are active if ( task_active && task_active->win == tsk->win ) return; tsk = task_get_task(tsk->win); // always add the first tsk for a task group (omnipresent windows) tsk->urgent_tick = 0; if (g_slist_find(urgent_list, tsk)) return; // not yet in the list, so we have to add it urgent_list = g_slist_prepend(urgent_list, tsk); if (!urgent_timeout) urgent_timeout = add_timeout(10, 1000, blink_urgent, 0, &urgent_timeout); Panel *panel = tsk->area.panel; if (panel->is_hidden) autohide_show(panel); } void del_urgent(Task *tsk) { urgent_list = g_slist_remove(urgent_list, tsk); if (!urgent_list) { stop_timeout(urgent_timeout); urgent_timeout = NULL; } } |