/* gcc -o pager pager.c -lX11 -lXmu -ldockapp */
-#if 0
-#include <X11/extensions/Xrender.h>
-#endif
#include <X11/Xatom.h>
#include <dockapp.h>
+#include <string.h>
#define DOCKAPP_SIZE 56
#define SPEED 100
static GC dockapp_border1GC, dockapp_border2GC, window_border1GC, window_border2GC, active_desktopGC, inactive_desktopGC, active_windowGC, inactive_windowGC;
static Atom supported_atom, num_desktops_atom, desktop_geometry_atom, current_desktop_atom, client_list_atom, client_desktop_atom, client_state_atom, active_window_atom, moveresize_window_atom;
-static Atom above_state, below_state, shaded_state, skip_pager_state, hidden_state;
-static long desktop = -1;
+static Atom shaded_state, skip_pager_state, hidden_state;
+static int desktop = -1;
static Window drag_window;
static int drag_x, drag_y;
static int drag_button;
-static int dockapp_x, dockapp_y, dockapp_width, dockapp_height;
-static unsigned int dockapp_border, dockapp_depth;
-static double scale;
+static XWindowAttributes dockapp_attr;
+static double aspect, scale;
static int desktop_geometry_supported;
static int current_desktop_supported;
+static int client_list_supported;
static int active_window_supported;
static int moveresize_supported;
int error_handler(Display *display, XErrorEvent *event) {
char buffer[512];
- int length;
switch (event->error_code) {
case BadWindow:
exit(111);
}
+/* Don't page the pager. */
+void setup_pager() {
+ long states = { skip_pager_state };
+ char buffer[16];
+
+ XChangeProperty(DADisplay, DAWindow, client_state_atom, XA_ATOM, 32, PropModeAppend, &states, 1);
+
+ if (desktop >= 0) {
+ if (snprintf(buffer, sizeof(buffer), "Desktop %d", desktop + 1) < 0) return;
+ }
+ else {
+ if (snprintf(buffer, sizeof(buffer), "All desktops") < 0) return;
+ }
+ XStoreName(DADisplay, DAWindow, buffer);
+}
+
void get_atom_longs(Atom atom, Atom type, Window window, long **data, unsigned long *num_items) {
Atom actual;
int format;
for (i = 0; i < num_items; i++) {
if (data[i] == desktop_geometry_atom) desktop_geometry_supported = 1;
if (data[i] == current_desktop_atom) current_desktop_supported = 1;
+ if (data[i] == client_list_atom) client_list_supported = 1;
if (data[i] == active_window_atom) active_window_supported = 1;
if (data[i] == moveresize_window_atom) moveresize_supported = 1;
}
}
void enumerate_clients(client_t ***clients, unsigned long *num_clients, unsigned long *active_desktop, unsigned long *active_window) {
- Window root, dockapp_root, child;
+ Window root, qroot, qparent, child, *wins, client;
int x, y;
unsigned int width, height, border, depth;
unsigned int root_width, root_height;
if (desktop_geometry_supported) {
get_atom_longs(desktop_geometry_atom, XA_CARDINAL, DefaultRootWindow(DADisplay), &states, &num_states);
root_width = states[0];
- root_height = states[0];
+ root_height = states[1];
XFree(states);
}
else {
root_height = DisplayWidth(DADisplay, DefaultScreen(DADisplay));
}
- XGetGeometry(DADisplay, DAWindow, &dockapp_root, &dockapp_x, &dockapp_y, &dockapp_width, &dockapp_height, &dockapp_border, &dockapp_depth);
- scale = (double) root_width / (double) dockapp_width;
+ *num_clients = 0;
+ *clients = 0;
- *active_window = get_atom_long(active_window_atom, XA_WINDOW, dockapp_root);
+ if (! XGetWindowAttributes(DADisplay, DAWindow, &dockapp_attr)) return;
+ scale = (double) root_width / (double) dockapp_attr.width;
+ aspect = (double) root_height / (double) dockapp_attr.height;
+
+ *active_window = get_atom_long(active_window_atom, XA_WINDOW, dockapp_attr.root);
*active_desktop = get_atom_long(current_desktop_atom, XA_CARDINAL, DefaultRootWindow(DADisplay));
- get_atom_longs(client_list_atom, XA_WINDOW, dockapp_root, &data, num_clients);
+ if (client_list_supported) {
+ get_atom_longs(client_list_atom, XA_WINDOW, dockapp_attr.root, &data, num_clients);
+ }
+ else {
+ XQueryTree(DADisplay, dockapp_attr.root, &qroot, &qparent, &wins, (unsigned int *) num_clients);
+ }
*clients = (client_t **) malloc(sizeof(client_t *) * *num_clients);
if (! *clients) {
}
(*clients)[i]->window = 0;
+ if (client_list_supported) client = data[i];
+ else client = XmuClientWindow(DADisplay, wins[i]);
+
/* Check the window is on our desktop (or all desktops). */
- client_desktop = get_atom_long(client_desktop_atom, XA_CARDINAL, data[i]);
- if (client_desktop != desktop && client_desktop != -1) continue;
+ client_desktop = get_atom_long(client_desktop_atom, XA_CARDINAL, client);
+ if (desktop > -1) {
+ if (client_desktop != desktop && client_desktop != -1) continue;
+ }
+ else {
+ if (client_desktop != *active_desktop && client_desktop != -1) continue;
+ }
/* Try to get its dimensions. */
- if (! XGetGeometry(DADisplay, data[i], &root, &x, &y, &width, &height, &border, &depth)) continue;
- if (! XTranslateCoordinates(DADisplay, data[i], root, x, y, &x, &y, &child)) continue;
+ if (! XGetGeometry(DADisplay, client, &root, &x, &y, &width, &height, &border, &depth)) continue;
+ if (! XTranslateCoordinates(DADisplay, client, root, x, y, &x, &y, &child)) continue;
/* Make sure it isn't hidden or shaded. */
draw = 1;
- get_atom_longs(client_state_atom, XA_ATOM, data[i], &states, &num_states);
+ get_atom_longs(client_state_atom, XA_ATOM, client, &states, &num_states);
for (j = 0; j < num_states; j++) {
- if (states[j] == shaded_state) draw = 0;
+ if (states[j] == shaded_state) height = 3.0 * scale;
if (states[j] == skip_pager_state) draw = 0;
if (states[j] == hidden_state) draw = 0;
}
if (! draw) continue;
- (*clients)[i]->window = data[i];
+ (*clients)[i]->window = client;
/* Scale it. */
(*clients)[i]->rect.x = (double) x / scale;
- (*clients)[i]->rect.y = (double) y / scale;
+ (*clients)[i]->rect.y = (double) y / aspect;
(*clients)[i]->rect.width = (double) width / scale;
- (*clients)[i]->rect.height = (double) height / scale;
+ (*clients)[i]->rect.height = (double) height / aspect;
}
- XFree(data);
+ if (client_list_supported) XFree(data);
+ else XFree(wins);
}
void destroy_clients(client_t ***clients, unsigned long num_clients) {
if (! *clients) return;
- for (i = 0; i < num_clients; i++) free((*clients)[i]);
+ for (i = 0; i < num_clients; i++) if ((*clients)[i]) free((*clients)[i]);
free(*clients);
}
if (! clients[i]->window) continue;
if (! clicked(&clients[i]->rect, x, y)) continue;
- if (button == 4) {
- client_message(client_state_atom, clients[i]->window, 0, above_state, 0, 0, 0);
- client_message(client_state_atom, clients[i]->window, 1, below_state, 0, 0, 0);
- }
- else if (button == 5) {
- client_message(client_state_atom, clients[i]->window, 0, below_state, 0, 0, 0);
- client_message(client_state_atom, clients[i]->window, 1, above_state, 0, 0, 0);
- }
- else {
- drag_window = clients[i]->window;
- drag_button = button;
- drag_x = x - clients[i]->rect.x;
- drag_y = y - clients[i]->rect.y;
- }
+ drag_window = (Window) clients[i]->window;
+ drag_button = button;
+ drag_x = x - clients[i]->rect.x;
+ drag_y = y - clients[i]->rect.y;
break;
}
destroy_clients(&clients, num_clients);
if (button == drag_button) drag_window = 0;
}
-void move(int x, int y) {
- long dest_x, dest_y;
-
- if (! drag_window) return;
- if (x < 0 || y < 0) return;
- if (x >= dockapp_width || y >= dockapp_height) return;
+void draw_window(Pixmap pixmap, GC gc, client_t *client) {
+ /* Draw a blob for the window. */
+ XFillRectangle(DADisplay, pixmap, gc, client->rect.x, client->rect.y, client->rect.width, client->rect.height);
+ if (client->rect.width < 2 || client->rect.height < 2) return;
- dest_x = (long) ((double) (x - drag_x) * scale);
- dest_y = (long) ((double) (y - drag_y) * scale);
+ /* Draw a border around the window. */
+ XDrawLine(DADisplay, pixmap, window_border1GC, client->rect.x, client->rect.y, client->rect.x, client->rect.y + client->rect.height - 2);
+ XDrawLine(DADisplay, pixmap, window_border1GC, client->rect.x + 1, client->rect.y, client->rect.x + client->rect.width - 1, client->rect.y);
+ XDrawLine(DADisplay, pixmap, window_border2GC, client->rect.x, client->rect.y + client->rect.height - 1, client->rect.x + client->rect.width - 1, client->rect.y + client->rect.height - 1);
+ XDrawLine(DADisplay, pixmap, window_border2GC, client->rect.x + client->rect.width - 1, client->rect.y + 1, client->rect.x + client->rect.width - 1, client->rect.y + client->rect.height - 2);
- if (moveresize_supported) {
- client_message(moveresize_window_atom, drag_window, StaticGravity | (3 << 8) | (FromTool << 12), drag_x, drag_y, 0, 0);
- }
- else {
- XMoveWindow(DADisplay, drag_window, dest_x, dest_y);
- }
+ if (dockapp_attr.width <= DOCKAPP_SIZE * 2) return;
+ if (dockapp_attr.height <= DOCKAPP_SIZE * 2) return;
- page();
+ /* Draw a drop shadow. */
+ XDrawLine(DADisplay, pixmap, dockapp_border2GC, client->rect.x + 1, client->rect.y + client->rect.height, client->rect.x + client->rect.width, client->rect.y + client->rect.height);
+ XDrawLine(DADisplay, pixmap, dockapp_border2GC, client->rect.x + client->rect.width, client->rect.y + 1, client->rect.x + client->rect.width, client->rect.y + client->rect.height);
}
void page() {
- Window child, active_window;
- XWindowAttributes attr;
+ Window active_window;
Pixmap pixmap;
- DARect rect;
- long i, j;
+ long i;
unsigned long num_clients;
- long client_desktop, active_desktop;
- int active;
+ unsigned long active_desktop;
GC gc;
client_t **clients;
enumerate_clients(&clients, &num_clients, &active_desktop, &active_window);
- pixmap = DAMakePixmap();
- if (active_desktop == desktop) gc = active_desktopGC;
+ pixmap = XCreatePixmap(DADisplay, DAWindow, dockapp_attr.width, dockapp_attr.height, dockapp_attr.depth);
+ if (active_desktop == desktop || desktop < 0) gc = active_desktopGC;
else gc = inactive_desktopGC;
- draw_relief(pixmap, dockapp_width, dockapp_height, gc);
+ draw_relief(pixmap, dockapp_attr.width, dockapp_attr.height, gc);
for (i = 0; i < num_clients; i++) {
if (! clients[i]->window) continue;
/* Draw small windows. */
if (clients[i]->rect.width < 2 || clients[i]->rect.height < 2) gc = window_border1GC;
- else if (clients[i]->window == active_window) gc = active_windowGC;
+ else if ((long) clients[i]->window == active_window) gc = active_windowGC;
else gc = inactive_windowGC;
- XFillRectangle(DADisplay, pixmap, gc, clients[i]->rect.x, clients[i]->rect.y, clients[i]->rect.width, clients[i]->rect.height);
- if (clients[i]->rect.width < 2 || clients[i]->rect.height < 2) continue;
-
- /* Thumbnail. */
-#if 0
- XRenderPictureAttributes pa;
- Pixmap client_pixmap = XCreatePixmap(DADisplay, wins[i], width, height, DefaultDepth(DADisplay, DefaultScreen(DADisplay)));
- //XCopyArea(DADisplay, wins[i], client_pixmap, DefaultGC(DADisplay, DefaultScreen(DADisplay)), 0, 0, width, height, 0, 0);
- Picture client_picture = XRenderCreatePicture(DADisplay, client_pixmap, XRenderFindVisualFormat(DADisplay, attr.visual), CPSubwindowMode, &pa);
-
- XTransform xform = {{
- { XDoubleToFixed(1.0), 0, 0 },
- { 0, XDoubleToFixed(1.0), 0 },
- { 0, 0, XDoubleToFixed(scale) },
- }};
-
- XRenderSetPictureFilter(DADisplay, client_picture, FilterBilinear, 0, 0);
- XRenderSetPictureTransform(DADisplay, client_picture, &xform);
- XRenderComposite(DADisplay, PictOpSrc, client_picture, None, picture, 0, 0, 0, 0, rect.x, rect.y, rect.width, rect.height);
- XFreePixmap(DADisplay, client_pixmap);
- XSync(DADisplay, False);
-#endif
-
- XDrawLine(DADisplay, pixmap, window_border1GC, clients[i]->rect.x, clients[i]->rect.y, clients[i]->rect.x, clients[i]->rect.y + clients[i]->rect.height - 2);
- XDrawLine(DADisplay, pixmap, window_border1GC, clients[i]->rect.x + 1, clients[i]->rect.y, clients[i]->rect.x + clients[i]->rect.width - 1, clients[i]->rect.y);
- XDrawLine(DADisplay, pixmap, window_border2GC, clients[i]->rect.x, clients[i]->rect.y + clients[i]->rect.height - 1, clients[i]->rect.x + clients[i]->rect.width - 1, clients[i]->rect.y + clients[i]->rect.height - 1);
- XDrawLine(DADisplay, pixmap, window_border2GC, clients[i]->rect.x + clients[i]->rect.width - 1, clients[i]->rect.y + 1, clients[i]->rect.x + clients[i]->rect.width - 1, clients[i]->rect.y + clients[i]->rect.height - 2);
+ draw_window(pixmap, gc, clients[i]);
}
destroy_clients(&clients, num_clients);
XFreePixmap(DADisplay, pixmap);
}
+void move(int x, int y) {
+ long dest_x, dest_y;
+
+ if (! drag_window) return;
+ if (x < 0 || y < 0) return;
+ if (x >= dockapp_attr.width || y >= dockapp_attr.height) return;
+
+ dest_x = (long) ((double) (x - drag_x) * scale);
+ dest_y = (long) ((double) (y - drag_y) * scale);
+
+ if (moveresize_supported) {
+ client_message(moveresize_window_atom, drag_window, StaticGravity | (3 << 8) | (FromTool << 12), drag_x, drag_y, 0, 0);
+ }
+ else {
+ XMoveWindow(DADisplay, drag_window, dest_x, dest_y);
+ }
+
+ page();
+}
+
int main(int argc, char **argv) {
Display *display;
unsigned int root_width, root_height;
long num_desktops;
- double aspect;
DACallbacks callbacks = { 0, change, release, move, 0, 0, page };
DAProgramOption options = { "-d", "--desktop", "Desktop to page", DOInteger, 0, { (int *) &desktop } };
aspect = (double) root_width / (double) root_height;
if (root_width > root_height) {
- dockapp_width = DOCKAPP_SIZE;
- dockapp_height = (double) DOCKAPP_SIZE / aspect;
+ dockapp_attr.width = DOCKAPP_SIZE;
+ dockapp_attr.height = (double) DOCKAPP_SIZE / aspect;
}
else {
- dockapp_height = DOCKAPP_SIZE;
- dockapp_width = (double) DOCKAPP_SIZE / aspect;
+ dockapp_attr.height = DOCKAPP_SIZE;
+ dockapp_attr.width = (double) DOCKAPP_SIZE / aspect;
}
- DAParseArguments(argc, argv, &options, 1, "BLURB", "BLORB");
+ DAParseArguments(argc, argv, &options, 1, "OPTIONS", "pager");
DAOpenDisplay(0, argc, argv);
- DACreateIcon("pager", dockapp_width, dockapp_height, argc, argv);
+ DACreateIcon("pager", dockapp_attr.width, dockapp_attr.height, argc, argv);
DASetCallbacks(&callbacks);
DASetTimeout(SPEED);
setup_atom(&active_window_atom, "_NET_ACTIVE_WINDOW");
setup_atom(&moveresize_window_atom, "_NET_MOVERESIZE_WINDOW");
- setup_atom(&above_state, "_NET_WM_STATE_ABOVE");
- setup_atom(&below_state, "_NET_WM_STATE_BELOW");
setup_atom(&shaded_state, "_NET_WM_STATE_SHADED");
setup_atom(&skip_pager_state, "_NET_WM_STATE_SKIP_PAGER");
setup_atom(&hidden_state, "_NET_WM_STATE_HIDDEN");
check_support();
num_desktops = get_atom_long(num_desktops_atom, XA_CARDINAL, DefaultRootWindow(DADisplay));
- if (desktop < 1) {
+ if (desktop == 0) {
desktop = get_atom_long(current_desktop_atom, XA_CARDINAL, DefaultRootWindow(DADisplay));
}
+ else if (desktop < 0) desktop = -1;
else if (desktop-- > num_desktops) {
- fprintf(stderr, "There are only %d desktops!\n", num_desktops);
+ fprintf(stderr, "There are only %ld desktops!\n", num_desktops);
exit(111);
}
XSetErrorHandler(error_handler);
setup_GCs();
+ setup_pager();
DAShow();
DAEventLoop();
+
+ exit(0);
}