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Fix resizing logic (taskbar_distribute_size was broken, resizing triggered unnecessary redraws)

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This commit is contained in:
o9000
2016-10-09 16:33:33 +02:00
parent 0d861ebd97
commit 1d15c41c1b
8 changed files with 124 additions and 120 deletions
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14
src/battery/battery.c
View File

@@ -243,22 +243,12 @@ void update_battery_tick(void *arg)
for (int i = 0; i < num_panels; i++) {
// Show/hide if needed
if (!battery_found) {
if (panels[i].battery.area.on_screen) {
hide(&panels[i].battery.area);
panel_refresh = TRUE;
}
} else {
if (battery_state.percentage >= percentage_hide) {
if (panels[i].battery.area.on_screen) {
if (battery_state.percentage >= percentage_hide)
hide(&panels[i].battery.area);
panel_refresh = TRUE;
}
} else {
if (!panels[i].battery.area.on_screen) {
else
show(&panels[i].battery.area);
panel_refresh = TRUE;
}
}
}
// Redraw if needed
if (panels[i].battery.area.on_screen) {

1
src/launcher/launcher.c
View File

@@ -524,7 +524,6 @@ void launcher_reload_icon(Launcher *launcher, LauncherIcon *launcherIcon)
}
}
launcher_reload_icon_image(launcher, launcherIcon);
if (!launcherIcon->area.on_screen)
show(&launcherIcon->area);
} else {
hide(&launcherIcon->area);

143
src/panel.c
View File

@@ -416,96 +416,101 @@ gboolean resize_panel(void *obj)
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;
panel->taskbar[i].area.resize_needed = 1;
}
}
if (taskbar_mode == MULTI_DESKTOP && taskbar_enabled && taskbar_distribute_size) {
// Distribute the available space between taskbars
// Compute the total available size, and the total size requested by the taskbars
int total_size = 0;
int total_name_size = 0;
int total_items = 0;
int visible_taskbars = 0;
} else if (taskbar_mode == MULTI_DESKTOP && taskbar_enabled && taskbar_distribute_size) {
for (int i = 0; i < panel->num_desktops; i++) {
if (!panel->taskbar[i].area.on_screen)
continue;
visible_taskbars++;
if (panel_horizontal) {
total_size += panel->taskbar[i].area.width;
} else {
total_size += panel->taskbar[i].area.height;
}
Taskbar *taskbar = &panel->taskbar[i];
GList *l;
for (l = taskbar->area.children; l; l = l->next) {
Area *child = (Area *)l->data;
if (!child->on_screen)
continue;
total_items++;
taskbar->area.old_width = taskbar->area.width;
taskbar->area.old_height = taskbar->area.height;
}
if (taskbarname_enabled) {
if (taskbar->area.children) {
total_items--;
Area *name = (Area *)taskbar->area.children->data;
if (panel_horizontal) {
total_name_size += name->width;
} else {
total_name_size += name->height;
}
}
}
}
// Distribute the space proportionally to the requested size (that is, to the
// number of tasks in each taskbar)
if (total_items) {
int actual_name_size;
if (total_name_size <= total_size) {
actual_name_size = total_name_size / visible_taskbars;
} else {
actual_name_size = total_size / visible_taskbars;
}
total_size -= total_name_size;
// 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;
}
int requested_size = (panel_horizontal ? left_right_border_width(&taskbar->area)
: top_bottom_border_width(&taskbar->area)) +
2 * taskbar->area.paddingxlr;
int items = 0;
GList *l = taskbar->area.children;
if (taskbarname_enabled)
l = l->next;
for (; l; l = l->next) {
// 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 (!taskbar->area.children)
continue;
if (panel_horizontal)
taskbar->area.width = 2 * taskbar->area.paddingxlr;
else
taskbar->area.height = 2 * taskbar->area.paddingxlr;
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;
items++;
if (panel_horizontal) {
requested_size += child->width + taskbar->area.paddingy;
} else {
requested_size += child->height + taskbar->area.paddingx;
if (!first_child) {
if (panel_horizontal)
taskbar->area.width += taskbar->area.paddingx;
else
taskbar->area.height += taskbar->area.paddingy;
}
first_child = FALSE;
}
if (panel_horizontal) {
requested_size -= taskbar->area.paddingy;
} else {
requested_size -= taskbar->area.paddingx;
total_size -= panel_horizontal ? taskbar->area.width : taskbar->area.height;
}
if (panel_horizontal) {
taskbar->area.width = actual_name_size + items / (float)total_items * total_size;
} else {
taskbar->area.height = actual_name_size + items / (float)total_items * total_size;
// 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++;
}
taskbar->area.resize_needed = 1;
}
// Distribute the remaining size between tasks
int task_size = total_size / MAX(num_tasks, 1);
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;
}
}
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))

1
src/systray/systraybar.c
View File

@@ -701,7 +701,6 @@ gboolean add_icon(Window win)
traywin->chrono = chrono;
chrono++;
if (!systray.area.on_screen)
show(&systray.area);
if (systray.sort == SYSTRAY_SORT_RIGHT2LEFT)

5
src/taskbar/task.c
View File

@@ -152,6 +152,9 @@ Task *add_task(Window win)
add_urgent((Task *)g_ptr_array_index(task_buttons, 0));
}
if (hide_taskbar_if_empty)
update_all_taskbars_visibility();
return (Task *)g_ptr_array_index(task_buttons, 0);
}
@@ -206,6 +209,8 @@ void remove_task(Task *task)
free(task2);
}
g_hash_table_remove(win_to_task, &win);
if (hide_taskbar_if_empty)
update_all_taskbars_visibility();
}
gboolean task_update_title(Task *task)

2
src/taskbar/taskbar.c
View File

@@ -426,7 +426,7 @@ int taskbar_compute_desired_size(void *obj)
Taskbar *taskbar = (Taskbar *)obj;
Panel *panel = (Panel *)taskbar->area.panel;
if (taskbar_mode == MULTI_DESKTOP && !taskbar_distribute_size && !hide_taskbar_if_empty) {
if (taskbar_mode == MULTI_DESKTOP && !taskbar_distribute_size) {
int result = 0;
for (int i = 0; i < panel->num_desktops; i++) {
Taskbar *t = &panel->taskbar[i];

5
src/util/area.c
View File

@@ -392,6 +392,8 @@ void hide(Area *a)
{
Area *parent = (Area *)a->parent;
if (!a->on_screen)
return;
a->on_screen = FALSE;
if (parent)
parent->resize_needed = TRUE;
@@ -405,10 +407,13 @@ void show(Area *a)
{
Area *parent = (Area *)a->parent;
if (a->on_screen)
return;
a->on_screen = TRUE;
if (parent)
parent->resize_needed = TRUE;
a->resize_needed = TRUE;
panel_refresh = TRUE;
}
void update_dependent_gradients(Area *a)

1
src/util/area.h
View File

@@ -172,6 +172,7 @@ typedef struct Area {
int posx, posy;
// Size, including borders
int width, height;
int old_width, old_height;
Background *bg;
// Each element is a pointer to a GradientClass (list can be empty), no ownership
GList *gradients;