Cleanups, first strike. Move stuff to separate files, eliminate warnings
Michael Stapelberg
parent
af6aee4f4f
commit
7c0317c8a3
4
Makefile
4
Makefile
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@ -4,9 +4,9 @@ CFLAGS += -Wall
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# Extended debugging flags, macros shall be available in gcc
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CFLAGS += -gdwarf-2
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CFLAGS += -g3
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CFLAGS += -I/usr/include/xcb
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#CFLAGS += -I/usr/include/xcb
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CFLAGS += -I/usr/local/include/
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CFLAGS += -I/usr/local/include/xcb
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#CFLAGS += -I/usr/local/include/xcb
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CFLAGS += -I/usr/pkg/include
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LDFLAGS += -lxcb-wm
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@ -0,0 +1,348 @@
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <unistd.h>
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#include <string.h>
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#include <xcb/xcb.h>
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#include "util.h"
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#include "data.h"
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#include "table.h"
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#include "layout.h"
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#include "i3.h"
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static bool focus_window_in_container(xcb_connection_t *connection, Container *container,
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direction_t direction) {
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/* If this container is empty, we’re done */
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if (container->currently_focused == NULL)
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return false;
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Client *candidad;
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if (direction == D_UP)
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candidad = CIRCLEQ_PREV(container->currently_focused, clients);
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else if (direction == D_DOWN)
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candidad = CIRCLEQ_NEXT(container->currently_focused, clients);
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/* If we don’t have anything to select, we’re done */
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if (candidad == CIRCLEQ_END(&(container->clients)))
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return false;
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/* Set focus if we could successfully move */
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container->currently_focused = candidad;
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xcb_set_input_focus(connection, XCB_INPUT_FOCUS_NONE, candidad->child, XCB_CURRENT_TIME);
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render_layout(connection);
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return true;
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}
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static void focus_window(xcb_connection_t *connection, direction_t direction) {
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printf("focusing direction %d\n", direction);
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/* TODO: for horizontal default layout, this has to be expanded to LEFT/RIGHT */
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if (direction == D_UP || direction == D_DOWN) {
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/* Let’s see if we can perform up/down focus in the current container */
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Container *container = CUR_CELL;
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/* There always is a container. If not, current_col or current_row is wrong */
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assert(container != NULL);
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if (focus_window_in_container(connection, container, direction))
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return;
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} else if (direction == D_LEFT || direction == D_RIGHT) {
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if (direction == D_RIGHT && cell_exists(current_col+1, current_row))
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current_col++;
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else if (direction == D_LEFT && cell_exists(current_col-1, current_row))
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current_col--;
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else {
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printf("nah, not possible\n");
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return;
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}
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if (CUR_CELL->currently_focused != NULL) {
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xcb_set_input_focus(connection, XCB_INPUT_FOCUS_NONE,
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CUR_CELL->currently_focused->child, XCB_CURRENT_TIME);
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render_layout(connection);
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}
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} else {
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printf("direction unhandled\n");
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}
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}
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/*
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* Tries to move the window inside its current container.
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*
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* Returns true if the window could be moved, false otherwise.
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*
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*/
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static bool move_current_window_in_container(xcb_connection_t *connection, Client *client,
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direction_t direction) {
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Client *other = (direction == D_UP ? CIRCLEQ_PREV(client, clients) :
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CIRCLEQ_NEXT(client, clients));
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if (other == CIRCLEQ_END(&(client->container->clients)))
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return false;
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printf("i can do that\n");
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/* We can move the client inside its current container */
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CIRCLEQ_REMOVE(&(client->container->clients), client, clients);
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if (direction == D_UP)
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CIRCLEQ_INSERT_BEFORE(&(client->container->clients), other, client, clients);
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else CIRCLEQ_INSERT_AFTER(&(client->container->clients), other, client, clients);
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render_layout(connection);
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return true;
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}
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/*
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* Moves the current window to the given direction, creating a column/row if
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* necessary
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*
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*/
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static void move_current_window(xcb_connection_t *connection, direction_t direction) {
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printf("moving window to direction %d\n", direction);
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/* Get current window */
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Container *container = CUR_CELL,
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*new;
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/* There has to be a container, see focus_window() */
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assert(container != NULL);
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/* If there is no window, we’re done */
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if (container->currently_focused == NULL)
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return;
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/* As soon as the client is moved away, the next client in the old
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* container needs to get focus, if any. Therefore, we save it here. */
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Client *current_client = container->currently_focused;
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Client *to_focus = CIRCLEQ_NEXT(current_client, clients);
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if (to_focus == CIRCLEQ_END(&(container->clients)))
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to_focus = NULL;
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switch (direction) {
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case D_LEFT:
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if (current_col == 0)
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return;
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new = CUR_TABLE[--current_col][current_row];
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break;
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case D_RIGHT:
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if (current_col == (c_ws->cols-1))
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expand_table_cols(c_ws);
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new = CUR_TABLE[++current_col][current_row];
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break;
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case D_UP:
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/* TODO: if we’re at the up-most position, move the rest of the table down */
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if (move_current_window_in_container(connection, current_client, D_UP) ||
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current_row == 0)
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return;
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new = CUR_TABLE[current_col][--current_row];
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break;
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case D_DOWN:
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if (move_current_window_in_container(connection, current_client, D_DOWN))
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return;
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if (current_row == (c_ws->rows-1))
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expand_table_rows(c_ws);
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new = CUR_TABLE[current_col][++current_row];
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break;
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}
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/* Remove it from the old container and put it into the new one */
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CIRCLEQ_REMOVE(&(container->clients), current_client, clients);
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CIRCLEQ_INSERT_TAIL(&(new->clients), current_client, clients);
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/* Update data structures */
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current_client->container = new;
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container->currently_focused = to_focus;
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new->currently_focused = current_client;
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/* TODO: delete all empty columns/rows */
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render_layout(connection);
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}
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/*
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* "Snaps" the current container (not possible for windows, because it works at table base)
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* to the given direction, that is, adjusts cellspan/rowspan
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*
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*/
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static void snap_current_container(xcb_connection_t *connection, direction_t direction) {
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printf("snapping container to direction %d\n", direction);
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Container *container = CUR_CELL;
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int i;
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assert(container != NULL);
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switch (direction) {
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case D_LEFT:
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/* Snap to the left is actually a move to the left and then a snap right */
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move_current_window(connection, D_LEFT);
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snap_current_container(connection, D_RIGHT);
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return;
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case D_RIGHT:
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/* Check if the cell is used */
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if (!cell_exists(container->col + 1, container->row) ||
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CUR_TABLE[container->col+1][container->row]->currently_focused != NULL) {
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printf("cannot snap to right - the cell is already used\n");
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return;
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}
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/* Check if there are other cells with rowspan, which are in our way.
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* If so, reduce their rowspan. */
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for (i = container->row-1; i >= 0; i--) {
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printf("we got cell %d, %d with rowspan %d\n",
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container->col+1, i, CUR_TABLE[container->col+1][i]->rowspan);
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while ((CUR_TABLE[container->col+1][i]->rowspan-1) >= (container->row - i))
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CUR_TABLE[container->col+1][i]->rowspan--;
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printf("new rowspan = %d\n", CUR_TABLE[container->col+1][i]->rowspan);
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}
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container->colspan++;
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break;
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case D_UP:
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move_current_window(connection, D_UP);
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snap_current_container(connection, D_DOWN);
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return;
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case D_DOWN:
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printf("snapping down\n");
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if (!cell_exists(container->col, container->row+1) ||
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CUR_TABLE[container->col][container->row+1]->currently_focused != NULL) {
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printf("cannot snap down - the cell is already used\n");
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return;
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}
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for (i = container->col-1; i >= 0; i--) {
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printf("we got cell %d, %d with colspan %d\n",
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i, container->row+1, CUR_TABLE[i][container->row+1]->colspan);
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while ((CUR_TABLE[i][container->row+1]->colspan-1) >= (container->col - i))
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CUR_TABLE[i][container->row+1]->colspan--;
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printf("new colspan = %d\n", CUR_TABLE[i][container->row+1]->colspan);
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}
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container->rowspan++;
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break;
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}
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render_layout(connection);
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}
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static void show_workspace(xcb_connection_t *conn, int workspace) {
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int cols, rows;
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Client *client;
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printf("show_workspace(%d)\n", workspace);
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xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(conn)).data->root;
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/* Store current_row/current_col */
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c_ws->current_row = current_row;
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c_ws->current_col = current_col;
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/* TODO: does grabbing the server actually bring us any (speed)advantages? */
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//xcb_grab_server(conn);
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/* Unmap all clients */
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for (cols = 0; cols < c_ws->cols; cols++)
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for (rows = 0; rows < c_ws->rows; rows++) {
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CIRCLEQ_FOREACH(client, &(c_ws->table[cols][rows]->clients), clients)
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xcb_unmap_window(conn, client->frame);
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}
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c_ws = &workspaces[workspace-1];
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current_row = c_ws->current_row;
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current_col = c_ws->current_col;
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printf("new current row = %d, current col = %d\n", current_row, current_col);
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/* Map all clients on the new workspace */
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for (cols = 0; cols < c_ws->cols; cols++)
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for (rows = 0; rows < c_ws->rows; rows++) {
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CIRCLEQ_FOREACH(client, &(c_ws->table[cols][rows]->clients), clients)
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xcb_map_window(conn, client->frame);
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}
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/* Restore focus on the new workspace */
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if (CUR_CELL->currently_focused != NULL)
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xcb_set_input_focus(conn, XCB_INPUT_FOCUS_NONE, CUR_CELL->currently_focused->child, XCB_CURRENT_TIME);
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else xcb_set_input_focus(conn, XCB_INPUT_FOCUS_NONE, root, XCB_CURRENT_TIME);
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//xcb_ungrab_server(conn);
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render_layout(conn);
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}
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/*
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* Parses a command, see file CMDMODE for more information
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*
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*/
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void parse_command(xcb_connection_t *conn, const char *command) {
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printf("--- parsing command \"%s\" ---\n", command);
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/* Hmm, just to be sure */
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if (command[0] == '\0')
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return;
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/* Is it an <exec>? */
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if (strncmp(command, "exec ", strlen("exec ")) == 0) {
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printf("starting \"%s\"\n", command + strlen("exec "));
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start_application(command+strlen("exec "), NULL);
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return;
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}
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/* Is it a <with>? */
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if (command[0] == 'w') {
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/* TODO: implement */
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printf("not yet implemented.\n");
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return;
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}
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/* It's a normal <cmd> */
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int times;
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char *rest = NULL;
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enum { ACTION_FOCUS, ACTION_MOVE, ACTION_SNAP } action = ACTION_FOCUS;
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direction_t direction;
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times = strtol(command, &rest, 10);
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if (rest == NULL) {
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printf("Invalid command: Consists only of a movement\n");
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return;
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}
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if (*rest == 'm' || *rest == 's') {
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action = (*rest == 'm' ? ACTION_MOVE : ACTION_SNAP);
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rest++;
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}
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if (*rest == '\0') {
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/* No rest? This was a tag number, not a times specification */
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show_workspace(conn, times);
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return;
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}
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/* Now perform action to <where> */
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while (*rest != '\0') {
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if (*rest == 'h')
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direction = D_LEFT;
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else if (*rest == 'j')
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direction = D_DOWN;
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else if (*rest == 'k')
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direction = D_UP;
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else if (*rest == 'l')
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direction = D_RIGHT;
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else {
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printf("unknown direction: %c\n", *rest);
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return;
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}
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if (action == ACTION_FOCUS)
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focus_window(conn, direction);
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else if (action == ACTION_MOVE)
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move_current_window(conn, direction);
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else if (action == ACTION_SNAP)
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snap_current_container(conn, direction);
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rest++;
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}
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printf("--- done ---\n");
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}
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@ -0,0 +1,8 @@
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#include <xcb/xcb.h>
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#ifndef _COMMANDS_H
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#define _COMMANDS_H
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void parse_command(xcb_connection_t *conn, const char *command);
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#endif
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@ -0,0 +1,235 @@
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#include <stdio.h>
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#include <xcb/xcb.h>
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/* Debug functions here, especially the FormatEvent-stuff, which prints unhandled events */
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static const char *labelError[] = {
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"Success",
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"BadRequest",
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"BadValue",
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"BadWindow",
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"BadPixmap",
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"BadAtom",
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"BadCursor",
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"BadFont",
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"BadMatch",
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"BadDrawable",
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"BadAccess",
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"BadAlloc",
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"BadColor",
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"BadGC",
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"BadIDChoice",
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"BadName",
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"BadLength",
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"BadImplementation",
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};
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static const char *labelRequest[] = {
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"no request",
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"CreateWindow",
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"ChangeWindowAttributes",
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"GetWindowAttributes",
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"DestroyWindow",
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"DestroySubwindows",
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"ChangeSaveSet",
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"ReparentWindow",
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"MapWindow",
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"MapSubwindows",
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"UnmapWindow",
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"UnmapSubwindows",
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"ConfigureWindow",
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"CirculateWindow",
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"GetGeometry",
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"QueryTree",
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"InternAtom",
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"GetAtomName",
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"ChangeProperty",
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"DeleteProperty",
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"GetProperty",
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"ListProperties",
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"SetSelectionOwner",
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"GetSelectionOwner",
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"ConvertSelection",
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"SendEvent",
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"GrabPointer",
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"UngrabPointer",
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"GrabButton",
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"UngrabButton",
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"ChangeActivePointerGrab",
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"GrabKeyboard",
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"UngrabKeyboard",
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"GrabKey",
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"UngrabKey",
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"AllowEvents",
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"GrabServer",
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"UngrabServer",
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"QueryPointer",
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"GetMotionEvents",
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"TranslateCoords",
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"WarpPointer",
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"SetInputFocus",
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"GetInputFocus",
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"QueryKeymap",
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"OpenFont",
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"CloseFont",
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"QueryFont",
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"QueryTextExtents",
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"ListFonts",
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"ListFontsWithInfo",
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"SetFontPath",
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"GetFontPath",
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"CreatePixmap",
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"FreePixmap",
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"CreateGC",
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"ChangeGC",
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"CopyGC",
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"SetDashes",
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"SetClipRectangles",
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"FreeGC",
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"ClearArea",
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"CopyArea",
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"CopyPlane",
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"PolyPoint",
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"PolyLine",
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"PolySegment",
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"PolyRectangle",
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"PolyArc",
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"FillPoly",
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"PolyFillRectangle",
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"PolyFillArc",
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"PutImage",
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"GetImage",
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"PolyText",
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"PolyText",
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"ImageText",
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"ImageText",
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"CreateColormap",
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"FreeColormap",
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"CopyColormapAndFree",
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"InstallColormap",
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"UninstallColormap",
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"ListInstalledColormaps",
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"AllocColor",
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"AllocNamedColor",
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"AllocColorCells",
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"AllocColorPlanes",
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"FreeColors",
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"StoreColors",
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"StoreNamedColor",
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"QueryColors",
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"LookupColor",
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"CreateCursor",
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"CreateGlyphCursor",
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"FreeCursor",
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||||
"RecolorCursor",
|
||||
"QueryBestSize",
|
||||
"QueryExtension",
|
||||
"ListExtensions",
|
||||
"ChangeKeyboardMapping",
|
||||
"GetKeyboardMapping",
|
||||
"ChangeKeyboardControl",
|
||||
"GetKeyboardControl",
|
||||
"Bell",
|
||||
"ChangePointerControl",
|
||||
"GetPointerControl",
|
||||
"SetScreenSaver",
|
||||
"GetScreenSaver",
|
||||
"ChangeHosts",
|
||||
"ListHosts",
|
||||
"SetAccessControl",
|
||||
"SetCloseDownMode",
|
||||
"KillClient",
|
||||
"RotateProperties",
|
||||
"ForceScreenSaver",
|
||||
"SetPointerMapping",
|
||||
"GetPointerMapping",
|
||||
"SetModifierMapping",
|
||||
"GetModifierMapping",
|
||||
"major 120",
|
||||
"major 121",
|
||||
"major 122",
|
||||
"major 123",
|
||||
"major 124",
|
||||
"major 125",
|
||||
"major 126",
|
||||
"NoOperation",
|
||||
};
|
||||
|
||||
static const char *labelEvent[] = {
|
||||
"error",
|
||||
"reply",
|
||||
"KeyPress",
|
||||
"KeyRelease",
|
||||
"ButtonPress",
|
||||
"ButtonRelease",
|
||||
"MotionNotify",
|
||||
"EnterNotify",
|
||||
"LeaveNotify",
|
||||
"FocusIn",
|
||||
"FocusOut",
|
||||
"KeymapNotify",
|
||||
"Expose",
|
||||
"GraphicsExpose",
|
||||
"NoExpose",
|
||||
"VisibilityNotify",
|
||||
"CreateNotify",
|
||||
"DestroyNotify",
|
||||
"UnmapNotify",
|
||||
"MapNotify",
|
||||
"MapRequest",
|
||||
"ReparentNotify",
|
||||
"ConfigureNotify",
|
||||
"ConfigureRequest",
|
||||
"GravityNotify",
|
||||
"ResizeRequest",
|
||||
"CirculateNotify",
|
||||
"CirculateRequest",
|
||||
"PropertyNotify",
|
||||
"SelectionClear",
|
||||
"SelectionRequest",
|
||||
"SelectionNotify",
|
||||
"ColormapNotify",
|
||||
"ClientMessage",
|
||||
"MappingNotify",
|
||||
};
|
||||
|
||||
static const char *labelSendEvent[] = {
|
||||
"",
|
||||
" (from SendEvent)",
|
||||
};
|
||||
|
||||
int format_event(xcb_generic_event_t *e) {
|
||||
uint8_t sendEvent;
|
||||
uint16_t seqnum;
|
||||
|
||||
sendEvent = (e->response_type & 0x80) ? 1 : 0;
|
||||
e->response_type &= ~0x80;
|
||||
seqnum = *((uint16_t *) e + 1);
|
||||
|
||||
switch(e->response_type) {
|
||||
case 0:
|
||||
printf("Error %s on seqnum %d (%s).\n",
|
||||
labelError[*((uint8_t *) e + 1)],
|
||||
seqnum,
|
||||
labelRequest[*((uint8_t *) e + 10)]);
|
||||
break;
|
||||
default:
|
||||
printf("Event %s following seqnum %d%s.\n",
|
||||
labelEvent[e->response_type],
|
||||
seqnum,
|
||||
labelSendEvent[sendEvent]);
|
||||
break;
|
||||
case XCB_KEYMAP_NOTIFY:
|
||||
printf("Event %s%s.\n",
|
||||
labelEvent[e->response_type],
|
||||
labelSendEvent[sendEvent]);
|
||||
break;
|
||||
}
|
||||
|
||||
fflush(stdout);
|
||||
return 1;
|
||||
}
|
||||
|
||||
int handle_event(void *ignored, xcb_connection_t *c, xcb_generic_event_t *e) {
|
||||
return format_event(e);
|
||||
}
|
||||
|
|
@ -0,0 +1,6 @@
|
|||
#ifndef _DEBUG_H
|
||||
#define _DEBUG_H
|
||||
|
||||
int handle_event(void *ignored, xcb_connection_t *c, xcb_generic_event_t *e);
|
||||
|
||||
#endif
|
||||
12
font.c
12
font.c
|
|
@ -8,17 +8,7 @@
|
|||
#include <xcb/xcb.h>
|
||||
|
||||
#include "data.h"
|
||||
|
||||
/* TODO: This is just here to be somewhere. Move it somewhere else. */
|
||||
void check_error(xcb_connection_t *connection, xcb_void_cookie_t cookie, char *errMessage) {
|
||||
xcb_generic_error_t *error = xcb_request_check (connection, cookie);
|
||||
if (error != NULL) {
|
||||
fprintf(stderr, "ERROR: %s : %d\n", errMessage , error->error_code);
|
||||
xcb_disconnect(connection);
|
||||
exit(-1);
|
||||
}
|
||||
}
|
||||
|
||||
#include "util.h"
|
||||
|
||||
i3Font *load_font(xcb_connection_t *c, const char *pattern) {
|
||||
/* TODO: this function should be caching */
|
||||
|
|
|
|||
|
|
@ -0,0 +1,326 @@
|
|||
#include <stdio.h>
|
||||
#include <assert.h>
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <xcb/xcb.h>
|
||||
|
||||
#include <xcb/xcb_wm.h>
|
||||
#include <X11/XKBlib.h>
|
||||
|
||||
#include "i3.h"
|
||||
#include "debug.h"
|
||||
#include "table.h"
|
||||
#include "layout.h"
|
||||
#include "commands.h"
|
||||
#include "data.h"
|
||||
#include "font.h"
|
||||
|
||||
static void set_focus(xcb_connection_t *conn, Client *client) {
|
||||
/* Update container */
|
||||
Client *old_client = client->container->currently_focused;
|
||||
client->container->currently_focused = client;
|
||||
|
||||
current_col = client->container->col;
|
||||
current_row = client->container->row;
|
||||
|
||||
/* Set focus to the entered window, and flush xcb buffer immediately */
|
||||
xcb_set_input_focus(conn, XCB_INPUT_FOCUS_NONE, client->child, XCB_CURRENT_TIME);
|
||||
/* Update last/current client’s titlebar */
|
||||
if (old_client != NULL)
|
||||
decorate_window(conn, old_client);
|
||||
decorate_window(conn, client);
|
||||
xcb_flush(conn);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Due to bindings like Mode_switch + <a>, we need to bind some keys in XCB_GRAB_MODE_SYNC.
|
||||
* Therefore, we just replay all key presses.
|
||||
*
|
||||
*/
|
||||
int handle_key_release(void *ignored, xcb_connection_t *conn, xcb_key_release_event_t *event) {
|
||||
printf("got key release, just passing\n");
|
||||
xcb_allow_events(conn, XCB_ALLOW_REPLAY_KEYBOARD, event->time);
|
||||
xcb_flush(conn);
|
||||
return 1;
|
||||
}
|
||||
|
||||
/*
|
||||
* There was a key press. We lookup the key symbol and see if there are any bindings
|
||||
* on that. This allows to do things like binding special characters (think of ä) to
|
||||
* functions to get one more modifier while not losing AltGr :-)
|
||||
* TODO: this description needs to be more understandable
|
||||
*
|
||||
*/
|
||||
int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) {
|
||||
printf("Keypress %d\n", event->detail);
|
||||
|
||||
/* We need to get the keysym group (There are group 1 to group 4, each holding
|
||||
two keysyms (without shift and with shift) using Xkb because X fails to
|
||||
provide them reliably (it works in Xephyr, it does not in real X) */
|
||||
XkbStateRec state;
|
||||
if (XkbGetState(xkbdpy, XkbUseCoreKbd, &state) == Success && (state.group+1) == 2)
|
||||
event->state |= 0x2;
|
||||
|
||||
printf("state %d\n", event->state);
|
||||
|
||||
/* Find the binding */
|
||||
/* TODO: event->state durch eine bitmask filtern und dann direkt vergleichen */
|
||||
Binding *bind, *best_match = TAILQ_END(&bindings);
|
||||
TAILQ_FOREACH(bind, &bindings, bindings) {
|
||||
if (bind->keycode == event->detail &&
|
||||
(bind->mods & event->state) == bind->mods) {
|
||||
if (best_match == TAILQ_END(&bindings) ||
|
||||
bind->mods > best_match->mods)
|
||||
best_match = bind;
|
||||
}
|
||||
}
|
||||
|
||||
/* No match? Then it was an actively grabbed key, that is with Mode_switch, and
|
||||
the user did not press Mode_switch, so just pass it… */
|
||||
if (best_match == TAILQ_END(&bindings)) {
|
||||
xcb_allow_events(conn, ReplayKeyboard, event->time);
|
||||
xcb_flush(conn);
|
||||
return 1;
|
||||
}
|
||||
|
||||
if (event->state & 0x2) {
|
||||
printf("that's mode_switch\n");
|
||||
parse_command(conn, best_match->command);
|
||||
printf("ok, hiding this event.\n");
|
||||
xcb_allow_events(conn, SyncKeyboard, event->time);
|
||||
xcb_flush(conn);
|
||||
return 1;
|
||||
}
|
||||
|
||||
parse_command(conn, best_match->command);
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* When the user moves the mouse pointer onto a window, this callback gets called.
|
||||
*
|
||||
*/
|
||||
int handle_enter_notify(void *ignored, xcb_connection_t *conn, xcb_enter_notify_event_t *event) {
|
||||
printf("enter_notify\n");
|
||||
|
||||
/* This was either a focus for a client’s parent (= titlebar)… */
|
||||
Client *client = table_get(byParent, event->event);
|
||||
/* …or the client itself */
|
||||
if (client == NULL)
|
||||
client = table_get(byChild, event->event);
|
||||
|
||||
/* If not, then this event is not interesting. This should not happen */
|
||||
if (client == NULL) {
|
||||
printf("DEBUG: Uninteresting enter_notify-event?\n");
|
||||
return 1;
|
||||
}
|
||||
|
||||
set_focus(conn, client);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event) {
|
||||
printf("button press!\n");
|
||||
/* This was either a focus for a client’s parent (= titlebar)… */
|
||||
Client *client = table_get(byChild, event->event);
|
||||
if (client == NULL)
|
||||
client = table_get(byParent, event->event);
|
||||
if (client == NULL)
|
||||
return 1;
|
||||
|
||||
xcb_window_t root = xcb_setup_roots_iterator(xcb_get_setup(conn)).data->root;
|
||||
xcb_screen_t *root_screen = xcb_setup_roots_iterator(xcb_get_setup(conn)).data;
|
||||
|
||||
/* Set focus in any case */
|
||||
set_focus(conn, client);
|
||||
|
||||
/* Let’s see if this was on the borders (= resize). If not, we’re done */
|
||||
i3Font *font = load_font(conn, pattern);
|
||||
printf("press button on x=%d, y=%d\n", event->event_x, event->event_y);
|
||||
if (event->event_y <= (font->height + 2))
|
||||
return 1;
|
||||
|
||||
printf("that was resize\n");
|
||||
|
||||
/* Open a new window, the resizebar. Grab the pointer and move the window around
|
||||
as the user moves the pointer. */
|
||||
|
||||
|
||||
/* TODO: the whole logic is missing. this is just a proof of concept */
|
||||
xcb_window_t grabwin = xcb_generate_id(conn);
|
||||
|
||||
uint32_t mask = 0;
|
||||
uint32_t values[3];
|
||||
|
||||
xcb_create_window(conn,
|
||||
0,
|
||||
grabwin,
|
||||
root,
|
||||
0, /* x */
|
||||
0, /* y */
|
||||
root_screen->width_in_pixels, /* width */
|
||||
root_screen->height_in_pixels, /* height */
|
||||
/* border_width */ 0,
|
||||
XCB_WINDOW_CLASS_INPUT_ONLY,
|
||||
root_screen->root_visual,
|
||||
0,
|
||||
values);
|
||||
|
||||
/* Map the window on the screen (= make it visible) */
|
||||
xcb_map_window(conn, grabwin);
|
||||
|
||||
xcb_window_t helpwin = xcb_generate_id(conn);
|
||||
|
||||
mask = XCB_CW_BACK_PIXEL;
|
||||
values[0] = root_screen->white_pixel;
|
||||
xcb_create_window(conn, root_screen->root_depth, helpwin, root,
|
||||
event->root_x,
|
||||
0,
|
||||
5,
|
||||
root_screen->height_in_pixels,
|
||||
/* bordor */ 0,
|
||||
XCB_WINDOW_CLASS_INPUT_OUTPUT,
|
||||
root_screen->root_visual,
|
||||
mask,
|
||||
values);
|
||||
|
||||
xcb_map_window(conn, helpwin);
|
||||
xcb_circulate_window(conn, XCB_CIRCULATE_RAISE_LOWEST, helpwin);
|
||||
|
||||
xcb_grab_pointer(conn, false, root, XCB_EVENT_MASK_BUTTON_RELEASE | XCB_EVENT_MASK_POINTER_MOTION,
|
||||
XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC, grabwin, XCB_NONE, XCB_CURRENT_TIME);
|
||||
|
||||
xcb_flush(conn);
|
||||
|
||||
xcb_generic_event_t *inside_event;
|
||||
/* I’ve always wanted to have my own eventhandler… */
|
||||
while ((inside_event = xcb_wait_for_event(conn))) {
|
||||
/* Same as get_event_handler in xcb */
|
||||
int nr = inside_event->response_type;
|
||||
if (nr == 0) {
|
||||
handle_event(NULL, conn, inside_event);
|
||||
continue;
|
||||
}
|
||||
assert(nr < 256);
|
||||
nr &= XCB_EVENT_RESPONSE_TYPE_MASK;
|
||||
assert(nr >= 2);
|
||||
|
||||
/* Check if we need to escape this loop… */
|
||||
if (nr == XCB_BUTTON_RELEASE)
|
||||
break;
|
||||
|
||||
switch (nr) {
|
||||
case XCB_MOTION_NOTIFY:
|
||||
values[0] = ((xcb_motion_notify_event_t*)inside_event)->root_x;
|
||||
xcb_configure_window(conn, helpwin, XCB_CONFIG_WINDOW_X, values);
|
||||
xcb_flush(conn);
|
||||
break;
|
||||
case XCB_EXPOSE:
|
||||
/* Use original handler */
|
||||
xcb_event_handle(&evenths, inside_event);
|
||||
break;
|
||||
default:
|
||||
printf("Ignoring event of type %d\n", nr);
|
||||
break;
|
||||
}
|
||||
printf("---\n");
|
||||
free(inside_event);
|
||||
}
|
||||
|
||||
xcb_ungrab_pointer(conn, XCB_CURRENT_TIME);
|
||||
xcb_destroy_window(conn, helpwin);
|
||||
xcb_destroy_window(conn, grabwin);
|
||||
xcb_flush(conn);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
int handle_map_notify_event(void *prophs, xcb_connection_t *conn, xcb_map_notify_event_t *event) {
|
||||
window_attributes_t wa = { TAG_VALUE };
|
||||
wa.u.override_redirect = event->override_redirect;
|
||||
printf("MapNotify for 0x%08x.\n", event->window);
|
||||
manage_window(prophs, conn, event->window, wa);
|
||||
return 1;
|
||||
}
|
||||
|
||||
/*
|
||||
* Our window decorations were unmapped. That means, the window will be killed now,
|
||||
* so we better clean up before.
|
||||
*
|
||||
*/
|
||||
int handle_unmap_notify_event(void *data, xcb_connection_t *c, xcb_unmap_notify_event_t *e) {
|
||||
Client *client = table_remove(byChild, e->event);
|
||||
xcb_window_t root;
|
||||
printf("UnmapNotify for 0x%08x (received from 0x%08x): ", e->window, e->event);
|
||||
if(!client)
|
||||
{
|
||||
printf("not a managed window. Ignoring.\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
int rows, cols;
|
||||
Client *con_client;
|
||||
/* TODO: clear this up */
|
||||
for (cols = 0; cols < c_ws->cols; cols++)
|
||||
for (rows = 0; rows < c_ws->rows; rows++)
|
||||
CIRCLEQ_FOREACH(con_client, &(CUR_TABLE[cols][rows]->clients), clients)
|
||||
if (con_client == client) {
|
||||
printf("removing from container\n");
|
||||
if (client->container->currently_focused == client)
|
||||
client->container->currently_focused = NULL;
|
||||
CIRCLEQ_REMOVE(&(CUR_TABLE[cols][rows]->clients), con_client, clients);
|
||||
break;
|
||||
}
|
||||
|
||||
|
||||
|
||||
root = xcb_setup_roots_iterator(xcb_get_setup(c)).data->root;
|
||||
printf("child of 0x%08x.\n", client->frame);
|
||||
xcb_reparent_window(c, client->child, root, 0, 0);
|
||||
xcb_destroy_window(c, client->frame);
|
||||
xcb_flush(c);
|
||||
table_remove(byParent, client->frame);
|
||||
free(client);
|
||||
|
||||
render_layout(c);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
/*
|
||||
* Called when a window changes its title
|
||||
*
|
||||
*/
|
||||
int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state,
|
||||
xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop) {
|
||||
printf("window's name changed.\n");
|
||||
Client *client = table_get(byChild, window);
|
||||
if (client == NULL)
|
||||
return 1;
|
||||
|
||||
client->name_len = xcb_get_property_value_length(prop);
|
||||
client->name = malloc(client->name_len);
|
||||
strncpy(client->name, xcb_get_property_value(prop), client->name_len);
|
||||
printf("rename to \"%.*s\".\n", client->name_len, client->name);
|
||||
|
||||
decorate_window(conn, client);
|
||||
xcb_flush(conn);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
/*
|
||||
* Expose event means we should redraw our windows (= title bar)
|
||||
*
|
||||
*/
|
||||
int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t *e) {
|
||||
printf("handle_expose_event()\n");
|
||||
Client *client = table_get(byParent, e->window);
|
||||
if(!client || e->count != 0)
|
||||
return 1;
|
||||
decorate_window(conn, client);
|
||||
return 1;
|
||||
}
|
||||
|
|
@ -0,0 +1,17 @@
|
|||
#ifndef _HANDLERS_H
|
||||
#define _HANDLERS_H
|
||||
|
||||
int handle_key_release(void *ignored, xcb_connection_t *conn, xcb_key_release_event_t *event);
|
||||
int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event);
|
||||
int handle_enter_notify(void *ignored, xcb_connection_t *conn, xcb_enter_notify_event_t *event);
|
||||
int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event);
|
||||
int handle_map_notify_event(void *prophs, xcb_connection_t *conn, xcb_map_notify_event_t *event);
|
||||
int handle_windowname_change(void *data, xcb_connection_t *conn, uint8_t state,
|
||||
xcb_window_t window, xcb_atom_t atom, xcb_get_property_reply_t *prop);
|
||||
int handle_expose_event(void *data, xcb_connection_t *conn, xcb_expose_event_t *event);
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,18 @@
|
|||
#include <xcb/xcb.h>
|
||||
#include <xcb/xcb_event.h>
|
||||
|
||||
#include <X11/XKBlib.h>
|
||||
|
||||
#include "queue.h"
|
||||
|
||||
#ifndef _I3_H
|
||||
#define _I3_H
|
||||
|
||||
extern Display *xkbdpy;
|
||||
extern TAILQ_HEAD(bindings_head, Binding) bindings;
|
||||
extern xcb_event_handlers_t evenths;
|
||||
extern char *pattern;
|
||||
extern char **environment;
|
||||
extern int num_screens;
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,181 @@
|
|||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <xcb/xcb.h>
|
||||
|
||||
#include "font.h"
|
||||
#include "i3.h"
|
||||
#include "xcb.h"
|
||||
#include "table.h"
|
||||
#include "util.h"
|
||||
|
||||
/* All functions handling layout/drawing of window decorations */
|
||||
|
||||
/*
|
||||
* (Re-)draws window decorations for a given Client
|
||||
*
|
||||
*/
|
||||
void decorate_window(xcb_connection_t *conn, Client *client) {
|
||||
uint32_t mask = 0;
|
||||
uint32_t values[3];
|
||||
i3Font *font = load_font(conn, pattern);
|
||||
uint32_t background_color,
|
||||
text_color,
|
||||
border_color;
|
||||
|
||||
if (client->container->currently_focused == client) {
|
||||
background_color = get_colorpixel(conn, client->frame, "#285577");
|
||||
text_color = get_colorpixel(conn, client->frame, "#ffffff");
|
||||
border_color = get_colorpixel(conn, client->frame, "#4c7899");
|
||||
} else {
|
||||
background_color = get_colorpixel(conn, client->frame, "#222222");
|
||||
text_color = get_colorpixel(conn, client->frame, "#888888");
|
||||
border_color = get_colorpixel(conn, client->frame, "#333333");
|
||||
}
|
||||
|
||||
/* Our plan is the following:
|
||||
- Draw a rect around the whole client in background_color
|
||||
- Draw two lines in a lighter color
|
||||
- Draw the window’s title
|
||||
|
||||
Note that xcb_image_text apparently adds 1xp border around the font? Can anyone confirm this?
|
||||
*/
|
||||
|
||||
/* Draw a green rectangle around the window */
|
||||
mask = XCB_GC_FOREGROUND;
|
||||
values[0] = background_color;
|
||||
xcb_change_gc(conn, client->titlegc, mask, values);
|
||||
|
||||
xcb_rectangle_t rect = {0, 0, client->width, client->height};
|
||||
xcb_poly_fill_rectangle(conn, client->frame, client->titlegc, 1, &rect);
|
||||
|
||||
/* Draw the lines */
|
||||
/* TODO: this needs to be more beautiful somewhen. maybe stdarg + change_gc(gc, ...) ? */
|
||||
#define DRAW_LINE(colorpixel, x, y, to_x, to_y) { \
|
||||
uint32_t draw_values[1]; \
|
||||
draw_values[0] = colorpixel; \
|
||||
xcb_change_gc(conn, client->titlegc, XCB_GC_FOREGROUND, draw_values); \
|
||||
xcb_point_t points[] = {{x, y}, {to_x, to_y}}; \
|
||||
xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, client->frame, client->titlegc, 2, points); \
|
||||
}
|
||||
|
||||
DRAW_LINE(border_color, 2, 0, client->width, 0);
|
||||
DRAW_LINE(border_color, 2, font->height + 3, 2 + client->width, font->height + 3);
|
||||
|
||||
/* Draw the font */
|
||||
mask = XCB_GC_FOREGROUND | XCB_GC_BACKGROUND | XCB_GC_FONT;
|
||||
|
||||
values[0] = text_color;
|
||||
values[1] = background_color;
|
||||
values[2] = font->id;
|
||||
|
||||
xcb_change_gc(conn, client->titlegc, mask, values);
|
||||
|
||||
/* TODO: utf8? */
|
||||
char *label;
|
||||
asprintf(&label, "(%08x) %.*s", client->frame, client->name_len, client->name);
|
||||
xcb_void_cookie_t text_cookie = xcb_image_text_8_checked(conn, strlen(label), client->frame,
|
||||
client->titlegc, 3 /* X */, font->height /* Y = baseline of font */, label);
|
||||
check_error(conn, text_cookie, "Could not draw client's title");
|
||||
free(label);
|
||||
}
|
||||
|
||||
void render_container(xcb_connection_t *connection, Container *container) {
|
||||
Client *client;
|
||||
uint32_t values[4];
|
||||
uint32_t mask = XCB_CONFIG_WINDOW_X |
|
||||
XCB_CONFIG_WINDOW_Y |
|
||||
XCB_CONFIG_WINDOW_WIDTH |
|
||||
XCB_CONFIG_WINDOW_HEIGHT;
|
||||
i3Font *font = load_font(connection, pattern);
|
||||
|
||||
if (container->mode == MODE_DEFAULT) {
|
||||
int num_clients = 0;
|
||||
CIRCLEQ_FOREACH(client, &(container->clients), clients)
|
||||
num_clients++;
|
||||
printf("got %d clients in this default container.\n", num_clients);
|
||||
|
||||
int current_client = 0;
|
||||
CIRCLEQ_FOREACH(client, &(container->clients), clients) {
|
||||
/* TODO: rewrite this block so that the need to puke vanishes :) */
|
||||
/* TODO: at the moment, every column/row is 200px. This
|
||||
* needs to be changed to "percentage of the screen" by
|
||||
* default and adjustable by the user if necessary.
|
||||
*/
|
||||
values[0] = container->x + (container->col * container->width); /* x */
|
||||
values[1] = container->y + (container->row * container->height +
|
||||
(container->height / num_clients) * current_client); /* y */
|
||||
|
||||
if (client->x != values[0] || client->y != values[1]) {
|
||||
printf("frame needs to be pushed to %dx%d\n",
|
||||
values[0], values[1]);
|
||||
client->x = values[0];
|
||||
client->y = values[1];
|
||||
xcb_configure_window(connection, client->frame,
|
||||
XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y, values);
|
||||
}
|
||||
/* TODO: vertical default layout */
|
||||
values[0] = container->width; /* width */
|
||||
values[1] = container->height / num_clients; /* height */
|
||||
|
||||
if (client->width != values[0] || client->height != values[1]) {
|
||||
client->width = values[0];
|
||||
client->height = values[1];
|
||||
xcb_configure_window(connection, client->frame,
|
||||
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT, values);
|
||||
}
|
||||
|
||||
/* TODO: hmm, only do this for new wins */
|
||||
/* The coordinates of the child are relative to its frame, we
|
||||
* add a border of 2 pixel to each value */
|
||||
values[0] = 2;
|
||||
values[1] = font->height + 2 + 2;
|
||||
values[2] = client->width - (values[0] + 2);
|
||||
values[3] = client->height - (values[1] + 2);
|
||||
printf("child itself will be at %dx%d with size %dx%d\n",
|
||||
values[0], values[1], values[2], values[3]);
|
||||
|
||||
xcb_configure_window(connection, client->child, mask, values);
|
||||
|
||||
decorate_window(connection, client);
|
||||
current_client++;
|
||||
}
|
||||
} else {
|
||||
/* TODO: Implement stacking */
|
||||
}
|
||||
}
|
||||
|
||||
void render_layout(xcb_connection_t *conn) {
|
||||
int cols, rows;
|
||||
int screen;
|
||||
for (screen = 0; screen < num_screens; screen++) {
|
||||
printf("Rendering screen %d\n", screen);
|
||||
/* TODO: get the workspace which is active on the screen */
|
||||
int width = workspaces[screen].width;
|
||||
int height = workspaces[screen].height;
|
||||
|
||||
printf("got %d rows and %d cols\n", c_ws->rows, c_ws->cols);
|
||||
printf("each of them therefore is %d px width and %d px height\n",
|
||||
width / c_ws->cols, height / c_ws->rows);
|
||||
|
||||
/* Go through the whole table and render what’s necessary */
|
||||
for (cols = 0; cols < c_ws->cols; cols++)
|
||||
for (rows = 0; rows < c_ws->rows; rows++) {
|
||||
Container *con = CUR_TABLE[cols][rows];
|
||||
printf("container has %d colspan, %d rowspan\n",
|
||||
con->colspan, con->rowspan);
|
||||
/* Update position of the container */
|
||||
con->row = rows;
|
||||
con->col = cols;
|
||||
con->x = workspaces[screen].x;
|
||||
con->y = workspaces[screen].y;
|
||||
con->width = (width / c_ws->cols) * con->colspan;
|
||||
con->height = (height / c_ws->rows) * con->rowspan;
|
||||
|
||||
/* Render it */
|
||||
render_container(conn, CUR_TABLE[cols][rows]);
|
||||
}
|
||||
}
|
||||
|
||||
xcb_flush(conn);
|
||||
}
|
||||
|
|
@ -0,0 +1,9 @@
|
|||
#include <xcb/xcb.h>
|
||||
|
||||
#ifndef _LAYOUT_H
|
||||
#define _LAYOUT_H
|
||||
|
||||
void decorate_window(xcb_connection_t *conn, Client *client);
|
||||
void render_layout(xcb_connection_t *conn);
|
||||
|
||||
#endif
|
||||
3
table.c
3
table.c
|
|
@ -18,6 +18,8 @@ int current_workspace = 0;
|
|||
Workspace workspaces[10];
|
||||
/* Convenience pointer to the current workspace */
|
||||
Workspace *c_ws = &workspaces[0];
|
||||
int current_col = 0;
|
||||
int current_row = 0;
|
||||
|
||||
/*
|
||||
* Initialize table
|
||||
|
|
@ -25,7 +27,6 @@ Workspace *c_ws = &workspaces[0];
|
|||
*/
|
||||
void init_table() {
|
||||
int i;
|
||||
printf("sizof(workspaces) = %d\n", sizeof(workspaces));
|
||||
memset(workspaces, 0, sizeof(workspaces));
|
||||
|
||||
for (i = 0; i < 10; i++) {
|
||||
|
|
|
|||
2
table.h
2
table.h
|
|
@ -9,6 +9,8 @@
|
|||
|
||||
extern Workspace *c_ws;
|
||||
extern Workspace workspaces[10];
|
||||
extern int current_col;
|
||||
extern int current_row;
|
||||
|
||||
void init_table();
|
||||
void expand_table_rows(Workspace *workspace);
|
||||
|
|
|
|||
|
|
@ -0,0 +1,38 @@
|
|||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <unistd.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "i3.h"
|
||||
|
||||
/*
|
||||
* Starts the given application with the given args.
|
||||
*
|
||||
*/
|
||||
void start_application(const char *path, const char *args) {
|
||||
pid_t pid;
|
||||
if ((pid = vfork()) == 0) {
|
||||
/* This is the child */
|
||||
char *argv[2];
|
||||
/* TODO: For now, we ignore args. Later on, they should be parsed
|
||||
correctly (like in the shell?) */
|
||||
argv[0] = strdup(path);
|
||||
argv[1] = NULL;
|
||||
execve(path, argv, environment);
|
||||
/* not reached */
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Checks a generic cookie for errors and quits with the given message if there
|
||||
* was an error.
|
||||
*
|
||||
*/
|
||||
void check_error(xcb_connection_t *connection, xcb_void_cookie_t cookie, char *err_message) {
|
||||
xcb_generic_error_t *error = xcb_request_check(connection, cookie);
|
||||
if (error != NULL) {
|
||||
fprintf(stderr, "ERROR: %s : %d\n", err_message , error->error_code);
|
||||
xcb_disconnect(connection);
|
||||
exit(-1);
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,7 @@
|
|||
#ifndef _UTIL_H
|
||||
#define _UTIL_H
|
||||
|
||||
void start_application(const char *path, const char *args);
|
||||
void check_error(xcb_connection_t *connection, xcb_void_cookie_t cookie, char *err_message);
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,42 @@
|
|||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
#include <xcb/xcb.h>
|
||||
/* All the helper functions needed for efficiently using XCB */
|
||||
|
||||
/*
|
||||
* Returns the colorpixel to use for the given hex color (think of HTML).
|
||||
*
|
||||
* The hex_color has to start with #, for example #FF00FF.
|
||||
*
|
||||
* NOTE that get_colorpixel() does _NOT_ check the given color code for validity.
|
||||
* This has to be done by the caller.
|
||||
*
|
||||
*/
|
||||
uint32_t get_colorpixel(xcb_connection_t *conn, xcb_window_t window, char *hex) {
|
||||
#define RGB_8_TO_16(i) (65535 * ((i) & 0xFF) / 255)
|
||||
char strgroups[3][3] = {{hex[1], hex[2], '\0'},
|
||||
{hex[3], hex[4], '\0'},
|
||||
{hex[5], hex[6], '\0'}};
|
||||
int rgb16[3] = {RGB_8_TO_16(strtol(strgroups[0], NULL, 16)),
|
||||
RGB_8_TO_16(strtol(strgroups[1], NULL, 16)),
|
||||
RGB_8_TO_16(strtol(strgroups[2], NULL, 16))};
|
||||
|
||||
xcb_screen_t *root_screen = xcb_setup_roots_iterator(xcb_get_setup(conn)).data;
|
||||
|
||||
xcb_colormap_t colormapId = xcb_generate_id(conn);
|
||||
xcb_create_colormap(conn, XCB_COLORMAP_ALLOC_NONE, colormapId, window, root_screen->root_visual);
|
||||
xcb_alloc_color_reply_t *reply = xcb_alloc_color_reply(conn,
|
||||
xcb_alloc_color(conn, colormapId, rgb16[0], rgb16[1], rgb16[2]), NULL);
|
||||
|
||||
if (!reply) {
|
||||
printf("color fail\n");
|
||||
exit(1);
|
||||
}
|
||||
|
||||
uint32_t pixel = reply->pixel;
|
||||
free(reply);
|
||||
xcb_free_colormap(conn, colormapId);
|
||||
return pixel;
|
||||
}
|
||||
Loading…
Reference in New Issue