diff --git a/include/click.h b/include/click.h new file mode 100644 index 00000000..de977ea4 --- /dev/null +++ b/include/click.h @@ -0,0 +1,16 @@ +/* + * vim:ts=8:expandtab + * + * i3 - an improved dynamic tiling window manager + * + * © 2009 Michael Stapelberg and contributors + * + * See file LICENSE for license information. + * + */ +#ifndef _CLICK_H +#define _CLICK_H + +int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event); + +#endif diff --git a/src/click.c b/src/click.c new file mode 100644 index 00000000..ac3f9440 --- /dev/null +++ b/src/click.c @@ -0,0 +1,333 @@ +/* + * vim:ts=8:expandtab + * + * i3 - an improved dynamic tiling window manager + * + * © 2009 Michael Stapelberg and contributors + * + * See file LICENSE for license information. + * + * src/click.c: Contains the handlers for button press (mouse click) events + * because they are quite large. + * + */ +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include + +#include "i3.h" +#include "queue.h" +#include "table.h" +#include "config.h" +#include "util.h" +#include "xcb.h" +#include "client.h" +#include "workspace.h" +#include "commands.h" +#include "floating.h" +#include "resize.h" + +/* + * Checks if the button press was on a stack window, handles focus setting and returns true + * if so, or false otherwise. + * + */ +static bool button_press_stackwin(xcb_connection_t *conn, xcb_button_press_event_t *event) { + struct Stack_Window *stack_win; + SLIST_FOREACH(stack_win, &stack_wins, stack_windows) { + if (stack_win->window != event->event) + continue; + + /* A stack window was clicked, we check if it was button4 or button5 + which are scroll up / scroll down. */ + if (event->detail == XCB_BUTTON_INDEX_4 || event->detail == XCB_BUTTON_INDEX_5) { + direction_t direction = (event->detail == XCB_BUTTON_INDEX_4 ? D_UP : D_DOWN); + focus_window_in_container(conn, CUR_CELL, direction); + return true; + } + + /* It was no scrolling, so we calculate the destination client by + dividing the Y position of the event through the height of a window + decoration and then set the focus to this client. */ + i3Font *font = load_font(conn, config.font); + int decoration_height = (font->height + 2 + 2); + int destination = (event->event_y / decoration_height), + c = 0, + num_clients = 0; + Client *client; + + CIRCLEQ_FOREACH(client, &(stack_win->container->clients), clients) + num_clients++; + + if (stack_win->container->mode == MODE_TABBED) + destination = (event->event_x / (stack_win->container->width / num_clients)); + + LOG("Click on stack_win for client %d\n", destination); + CIRCLEQ_FOREACH(client, &(stack_win->container->clients), clients) + if (c++ == destination) { + set_focus(conn, client, true); + return true; + } + + return true; + } + + return false; +} + +/* + * Checks if the button press was on a bar, switches to the workspace and returns true + * if so, or false otherwise. + * + */ +static bool button_press_bar(xcb_connection_t *conn, xcb_button_press_event_t *event) { + i3Screen *screen; + TAILQ_FOREACH(screen, virtual_screens, screens) { + if (screen->bar != event->event) + continue; + + LOG("Click on a bar\n"); + + /* Check if the button was one of button4 or button5 (scroll up / scroll down) */ + if (event->detail == XCB_BUTTON_INDEX_4 || event->detail == XCB_BUTTON_INDEX_5) { + int add = (event->detail == XCB_BUTTON_INDEX_4 ? -1 : 1); + for (int i = c_ws->num + add; (i >= 0) && (i < 10); i += add) + if (workspaces[i].screen == screen) { + workspace_show(conn, i+1); + return true; + } + return true; + } + int drawn = 0; + /* Because workspaces can be on different screens, we need to loop + through all of them and decide to count it based on its ->screen */ + for (int i = 0; i < 10; i++) { + if (workspaces[i].screen != screen) + continue; + LOG("Checking if click was on workspace %d with drawn = %d, tw = %d\n", + i, drawn, workspaces[i].text_width); + if (event->event_x > (drawn + 1) && + event->event_x <= (drawn + 1 + workspaces[i].text_width + 5 + 5)) { + workspace_show(conn, i+1); + return true; + } + + drawn += workspaces[i].text_width + 5 + 5 + 2; + } + return true; + } + + return false; +} + +int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event) { + LOG("Button %d pressed\n", event->state); + /* This was either a focus for a client’s parent (= titlebar)… */ + Client *client = table_get(&by_child, event->event); + bool border_click = false; + if (client == NULL) { + client = table_get(&by_parent, event->event); + border_click = true; + } + /* See if this was a click with the configured modifier. If so, we need + * to move around the client if it was floating. if not, we just process + * as usual. */ + if (config.floating_modifier != 0 && + (event->state & config.floating_modifier) != 0) { + if (client == NULL) { + LOG("Not handling, floating_modifier was pressed and no client found\n"); + return 1; + } + if (client_is_floating(client)) { + LOG("button %d pressed\n", event->detail); + if (event->detail == 1) { + LOG("left mouse button, dragging\n"); + floating_drag_window(conn, client, event); + } else if (event->detail == 3) { + LOG("right mouse button\n"); + floating_resize_window(conn, client, event); + } + return 1; + } else { + /* The client is in tiling layout. We can still + * initiate a resize with the right mouse button, + * by chosing the border which is the most near one + * to the position of the mouse pointer */ + if (event->detail == 3) { + int to_right = client->rect.width - event->event_x, + to_left = event->event_x, + to_top = event->event_y, + to_bottom = client->rect.height - event->event_y; + resize_orientation_t orientation = O_VERTICAL; + Container *con = client->container; + int first = 0, second = 0; + + LOG("click was %d px to the right, %d px to the left, %d px to top, %d px to bottom\n", + to_right, to_left, to_top, to_bottom); + + if (to_right < to_left && + to_right < to_top && + to_right < to_bottom) { + /* …right border */ + first = con->col + (con->colspan - 1); + LOG("column %d\n", first); + + if (!cell_exists(first, con->row) || + (first == (con->workspace->cols-1))) + return 1; + + second = first + 1; + } else if (to_left < to_right && + to_left < to_top && + to_left < to_bottom) { + /* …left border */ + if (con->col == 0) + return 1; + + first = con->col - 1; + second = con->col; + } else if (to_top < to_right && + to_top < to_left && + to_top < to_bottom) { + /* This was a press on the top border */ + if (con->row == 0) + return 1; + first = con->row - 1; + second = con->row; + orientation = O_HORIZONTAL; + } else if (to_bottom < to_right && + to_bottom < to_left && + to_bottom < to_top) { + /* …bottom border */ + first = con->row + (con->rowspan - 1); + if (!cell_exists(con->col, first) || + (first == (con->workspace->rows-1))) + return 1; + + second = first + 1; + orientation = O_HORIZONTAL; + } + + return resize_graphical_handler(conn, con->workspace, first, second, orientation, event); + } + } + } + + if (client == NULL) { + /* The client was neither on a client’s titlebar nor on a client itself, maybe on a stack_window? */ + if (button_press_stackwin(conn, event)) + return 1; + + /* Or on a bar? */ + if (button_press_bar(conn, event)) + return 1; + + LOG("Could not handle this button press\n"); + return 1; + } + + /* Set focus in any case */ + set_focus(conn, client, true); + + /* Let’s see if this was on the borders (= resize). If not, we’re done */ + LOG("press button on x=%d, y=%d\n", event->event_x, event->event_y); + resize_orientation_t orientation = O_VERTICAL; + Container *con = client->container; + int first, second; + + if (client->dock) { + LOG("dock. done.\n"); + xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time); + xcb_flush(conn); + return 1; + } + + LOG("event->event_x = %d, client->rect.width = %d\n", event->event_x, client->rect.width); + + /* Some clients (xfontsel for example) seem to pass clicks on their + * window to the parent window, thus we receive an event here which in + * reality is a border_click. Check for the position and fix state. */ + if (border_click && + event->event_x >= client->child_rect.x && + event->event_x <= (client->child_rect.x + client->child_rect.width) && + event->event_y >= client->child_rect.y && + event->event_y <= (client->child_rect.y + client->child_rect.height)) { + LOG("Fixing border_click = false because of click in child\n"); + border_click = false; + } + + if (!border_click) { + LOG("client. done.\n"); + xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time); + /* Floating clients should be raised on click */ + if (client_is_floating(client)) + xcb_raise_window(conn, client->frame); + xcb_flush(conn); + return 1; + } + + /* Don’t handle events inside the titlebar, only borders are interesting */ + i3Font *font = load_font(conn, config.font); + if (event->event_y >= 2 && event->event_y <= (font->height + 2 + 2)) { + LOG("click on titlebar\n"); + + /* Floating clients can be dragged by grabbing their titlebar */ + if (client_is_floating(client)) { + /* Firstly, we raise it. Maybe the user just wanted to raise it without grabbing */ + xcb_raise_window(conn, client->frame); + xcb_flush(conn); + + floating_drag_window(conn, client, event); + } + return 1; + } + + if (client_is_floating(client)) + return floating_border_click(conn, client, event); + + if (event->event_y < 2) { + /* This was a press on the top border */ + if (con->row == 0) + return 1; + first = con->row - 1; + second = con->row; + orientation = O_HORIZONTAL; + } else if (event->event_y >= (client->rect.height - 2)) { + /* …bottom border */ + first = con->row + (con->rowspan - 1); + if (!cell_exists(con->col, first) || + (first == (con->workspace->rows-1))) + return 1; + + second = first + 1; + orientation = O_HORIZONTAL; + } else if (event->event_x <= 2) { + /* …left border */ + if (con->col == 0) + return 1; + + first = con->col - 1; + second = con->col; + } else if (event->event_x > 2) { + /* …right border */ + first = con->col + (con->colspan - 1); + LOG("column %d\n", first); + + if (!cell_exists(first, con->row) || + (first == (con->workspace->cols-1))) + return 1; + + second = first + 1; + } + + return resize_graphical_handler(conn, con->workspace, first, second, orientation, event); +} diff --git a/src/handlers.c b/src/handlers.c index 516bb88a..f3b7bfa4 100644 --- a/src/handlers.c +++ b/src/handlers.c @@ -275,302 +275,6 @@ int handle_mapping_notify(void *ignored, xcb_connection_t *conn, xcb_mapping_not return 0; } -/* - * Checks if the button press was on a stack window, handles focus setting and returns true - * if so, or false otherwise. - * - */ -static bool button_press_stackwin(xcb_connection_t *conn, xcb_button_press_event_t *event) { - struct Stack_Window *stack_win; - SLIST_FOREACH(stack_win, &stack_wins, stack_windows) { - if (stack_win->window != event->event) - continue; - - /* A stack window was clicked, we check if it was button4 or button5 - which are scroll up / scroll down. */ - if (event->detail == XCB_BUTTON_INDEX_4 || event->detail == XCB_BUTTON_INDEX_5) { - direction_t direction = (event->detail == XCB_BUTTON_INDEX_4 ? D_UP : D_DOWN); - focus_window_in_container(conn, CUR_CELL, direction); - return true; - } - - /* It was no scrolling, so we calculate the destination client by - dividing the Y position of the event through the height of a window - decoration and then set the focus to this client. */ - i3Font *font = load_font(conn, config.font); - int decoration_height = (font->height + 2 + 2); - int destination = (event->event_y / decoration_height), - c = 0, - num_clients = 0; - Client *client; - - CIRCLEQ_FOREACH(client, &(stack_win->container->clients), clients) - num_clients++; - - if (stack_win->container->mode == MODE_TABBED) - destination = (event->event_x / (stack_win->container->width / num_clients)); - - LOG("Click on stack_win for client %d\n", destination); - CIRCLEQ_FOREACH(client, &(stack_win->container->clients), clients) - if (c++ == destination) { - set_focus(conn, client, true); - return true; - } - - return true; - } - - return false; -} - -/* - * Checks if the button press was on a bar, switches to the workspace and returns true - * if so, or false otherwise. - * - */ -static bool button_press_bar(xcb_connection_t *conn, xcb_button_press_event_t *event) { - i3Screen *screen; - TAILQ_FOREACH(screen, virtual_screens, screens) { - if (screen->bar != event->event) - continue; - - LOG("Click on a bar\n"); - - /* Check if the button was one of button4 or button5 (scroll up / scroll down) */ - if (event->detail == XCB_BUTTON_INDEX_4 || event->detail == XCB_BUTTON_INDEX_5) { - int add = (event->detail == XCB_BUTTON_INDEX_4 ? -1 : 1); - for (int i = c_ws->num + add; (i >= 0) && (i < 10); i += add) - if (workspaces[i].screen == screen) { - workspace_show(conn, i+1); - return true; - } - return true; - } - int drawn = 0; - /* Because workspaces can be on different screens, we need to loop - through all of them and decide to count it based on its ->screen */ - for (int i = 0; i < 10; i++) { - if (workspaces[i].screen != screen) - continue; - LOG("Checking if click was on workspace %d with drawn = %d, tw = %d\n", - i, drawn, workspaces[i].text_width); - if (event->event_x > (drawn + 1) && - event->event_x <= (drawn + 1 + workspaces[i].text_width + 5 + 5)) { - workspace_show(conn, i+1); - return true; - } - - drawn += workspaces[i].text_width + 5 + 5 + 2; - } - return true; - } - - return false; -} - -int handle_button_press(void *ignored, xcb_connection_t *conn, xcb_button_press_event_t *event) { - LOG("Button %d pressed\n", event->state); - /* This was either a focus for a client’s parent (= titlebar)… */ - Client *client = table_get(&by_child, event->event); - bool border_click = false; - if (client == NULL) { - client = table_get(&by_parent, event->event); - border_click = true; - } - /* See if this was a click with the configured modifier. If so, we need - * to move around the client if it was floating. if not, we just process - * as usual. */ - if (config.floating_modifier != 0 && - (event->state & config.floating_modifier) != 0) { - if (client == NULL) { - LOG("Not handling, floating_modifier was pressed and no client found\n"); - return 1; - } - if (client_is_floating(client)) { - LOG("button %d pressed\n", event->detail); - if (event->detail == 1) { - LOG("left mouse button, dragging\n"); - floating_drag_window(conn, client, event); - } else if (event->detail == 3) { - LOG("right mouse button\n"); - floating_resize_window(conn, client, event); - } - return 1; - } else { - /* The client is in tiling layout. We can still - * initiate a resize with the right mouse button, - * by chosing the border which is the most near one - * to the position of the mouse pointer */ - if (event->detail == 3) { - int to_right = client->rect.width - event->event_x, - to_left = event->event_x, - to_top = event->event_y, - to_bottom = client->rect.height - event->event_y; - resize_orientation_t orientation = O_VERTICAL; - Container *con = client->container; - int first = 0, second = 0; - - LOG("click was %d px to the right, %d px to the left, %d px to top, %d px to bottom\n", - to_right, to_left, to_top, to_bottom); - - if (to_right < to_left && - to_right < to_top && - to_right < to_bottom) { - /* …right border */ - first = con->col + (con->colspan - 1); - LOG("column %d\n", first); - - if (!cell_exists(first, con->row) || - (first == (con->workspace->cols-1))) - return 1; - - second = first + 1; - } else if (to_left < to_right && - to_left < to_top && - to_left < to_bottom) { - /* …left border */ - if (con->col == 0) - return 1; - - first = con->col - 1; - second = con->col; - } else if (to_top < to_right && - to_top < to_left && - to_top < to_bottom) { - /* This was a press on the top border */ - if (con->row == 0) - return 1; - first = con->row - 1; - second = con->row; - orientation = O_HORIZONTAL; - } else if (to_bottom < to_right && - to_bottom < to_left && - to_bottom < to_top) { - /* …bottom border */ - first = con->row + (con->rowspan - 1); - if (!cell_exists(con->col, first) || - (first == (con->workspace->rows-1))) - return 1; - - second = first + 1; - orientation = O_HORIZONTAL; - } - - return resize_graphical_handler(conn, con->workspace, first, second, orientation, event); - } - } - } - - if (client == NULL) { - /* The client was neither on a client’s titlebar nor on a client itself, maybe on a stack_window? */ - if (button_press_stackwin(conn, event)) - return 1; - - /* Or on a bar? */ - if (button_press_bar(conn, event)) - return 1; - - LOG("Could not handle this button press\n"); - return 1; - } - - /* Set focus in any case */ - set_focus(conn, client, true); - - /* Let’s see if this was on the borders (= resize). If not, we’re done */ - LOG("press button on x=%d, y=%d\n", event->event_x, event->event_y); - resize_orientation_t orientation = O_VERTICAL; - Container *con = client->container; - int first, second; - - if (client->dock) { - LOG("dock. done.\n"); - xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time); - xcb_flush(conn); - return 1; - } - - LOG("event->event_x = %d, client->rect.width = %d\n", event->event_x, client->rect.width); - - /* Some clients (xfontsel for example) seem to pass clicks on their - * window to the parent window, thus we receive an event here which in - * reality is a border_click. Check for the position and fix state. */ - if (border_click && - event->event_x >= client->child_rect.x && - event->event_x <= (client->child_rect.x + client->child_rect.width) && - event->event_y >= client->child_rect.y && - event->event_y <= (client->child_rect.y + client->child_rect.height)) { - LOG("Fixing border_click = false because of click in child\n"); - border_click = false; - } - - if (!border_click) { - LOG("client. done.\n"); - xcb_allow_events(conn, XCB_ALLOW_REPLAY_POINTER, event->time); - /* Floating clients should be raised on click */ - if (client_is_floating(client)) - xcb_raise_window(conn, client->frame); - xcb_flush(conn); - return 1; - } - - /* Don’t handle events inside the titlebar, only borders are interesting */ - i3Font *font = load_font(conn, config.font); - if (event->event_y >= 2 && event->event_y <= (font->height + 2 + 2)) { - LOG("click on titlebar\n"); - - /* Floating clients can be dragged by grabbing their titlebar */ - if (client_is_floating(client)) { - /* Firstly, we raise it. Maybe the user just wanted to raise it without grabbing */ - xcb_raise_window(conn, client->frame); - xcb_flush(conn); - - floating_drag_window(conn, client, event); - } - return 1; - } - - if (client_is_floating(client)) - return floating_border_click(conn, client, event); - - if (event->event_y < 2) { - /* This was a press on the top border */ - if (con->row == 0) - return 1; - first = con->row - 1; - second = con->row; - orientation = O_HORIZONTAL; - } else if (event->event_y >= (client->rect.height - 2)) { - /* …bottom border */ - first = con->row + (con->rowspan - 1); - if (!cell_exists(con->col, first) || - (first == (con->workspace->rows-1))) - return 1; - - second = first + 1; - orientation = O_HORIZONTAL; - } else if (event->event_x <= 2) { - /* …left border */ - if (con->col == 0) - return 1; - - first = con->col - 1; - second = con->col; - } else if (event->event_x > 2) { - /* …right border */ - first = con->col + (con->colspan - 1); - LOG("column %d\n", first); - - if (!cell_exists(first, con->row) || - (first == (con->workspace->cols-1))) - return 1; - - second = first + 1; - } - - return resize_graphical_handler(conn, con->workspace, first, second, orientation, event); -} - /* * A new window appeared on the screen (=was mapped), so let’s manage it. *