456 lines
15 KiB
C
456 lines
15 KiB
C
#include "kernel/openbox.h"
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#include "kernel/dispatch.h"
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#include "kernel/action.h"
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#include "kernel/event.h"
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#include "kernel/client.h"
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#include "kernel/prop.h"
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#include "kernel/grab.h"
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#include "kernel/frame.h"
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#include "parser/parse.h"
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#include "translate.h"
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#include "mouse.h"
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#include <glib.h>
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static int threshold;
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static int dclicktime;
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/*
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<context name="Titlebar">
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<mousebind button="Left" action="Press">
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<action name="Raise"></action>
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</mousebind>
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</context>
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*/
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static void parse_xml(xmlDocPtr doc, xmlNodePtr node, void *d)
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{
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xmlNodePtr n, nbut, nact;
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char *buttonstr;
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char *contextstr;
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MouseAction mact;
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Action *action;
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node = node->xmlChildrenNode;
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if ((n = parse_find_node("dragThreshold", node)))
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threshold = parse_int(doc, n);
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if ((n = parse_find_node("doubleClickTime", node)))
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dclicktime = parse_int(doc, n);
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n = parse_find_node("context", node);
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while (n) {
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if (!parse_attr_string("name", n, &contextstr))
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goto next_n;
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nbut = parse_find_node("mousebind", n->xmlChildrenNode);
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while (nbut) {
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if (!parse_attr_string("button", nbut, &buttonstr))
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goto next_nbut;
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if (parse_attr_contains("press", nbut, "action"))
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mact = MouseAction_Press;
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else if (parse_attr_contains("release", nbut, "action"))
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mact = MouseAction_Release;
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else if (parse_attr_contains("click", nbut, "action"))
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mact = MouseAction_Click;
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else if (parse_attr_contains("doubleclick", nbut,"action"))
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mact = MouseAction_DClick;
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else if (parse_attr_contains("drag", nbut, "action"))
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mact = MouseAction_Motion;
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else
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goto next_nbut;
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nact = parse_find_node("action", nbut->xmlChildrenNode);
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while (nact) {
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if ((action = action_parse(doc, nact))) {
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/* validate that its okay for a mouse binding*/
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if (mact == MouseAction_Motion) {
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if (action->func != action_moveresize ||
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action->data.moveresize.corner ==
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prop_atoms.net_wm_moveresize_move_keyboard ||
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action->data.moveresize.corner ==
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prop_atoms.net_wm_moveresize_size_keyboard) {
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action_free(action);
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action = NULL;
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}
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} else {
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if (action->func == action_moveresize &&
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action->data.moveresize.corner !=
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prop_atoms.net_wm_moveresize_move_keyboard &&
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action->data.moveresize.corner !=
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prop_atoms.net_wm_moveresize_size_keyboard) {
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action_free(action);
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action = NULL;
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}
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}
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if (action)
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mbind(buttonstr, contextstr, mact, action);
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}
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nact = parse_find_node("action", nact->next);
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}
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g_free(buttonstr);
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next_nbut:
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nbut = parse_find_node("mousebind", nbut->next);
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}
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g_free(contextstr);
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next_n:
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n = parse_find_node("context", n->next);
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}
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}
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void plugin_setup_config()
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{
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threshold = 3;
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dclicktime = 200;
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parse_register("mouse", parse_xml, NULL);
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}
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/* Array of GSList*s of PointerBinding*s. */
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static GSList *bound_contexts[OB_FRAME_NUM_CONTEXTS];
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static void grab_for_client(ObClient *client, gboolean grab)
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{
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int i;
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GSList *it;
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for (i = 0; i < OB_FRAME_NUM_CONTEXTS; ++i)
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for (it = bound_contexts[i]; it != NULL; it = it->next) {
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/* grab/ungrab the button */
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MouseBinding *b = it->data;
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Window win;
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int mode;
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unsigned int mask;
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if (i == OB_FRAME_CONTEXT_FRAME) {
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win = client->frame->window;
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mode = GrabModeAsync;
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mask = ButtonPressMask | ButtonMotionMask | ButtonReleaseMask;
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} else if (i == OB_FRAME_CONTEXT_CLIENT) {
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win = client->frame->plate;
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mode = GrabModeSync; /* this is handled in event */
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mask = ButtonPressMask; /* can't catch more than this with Sync
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mode the release event is
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manufactured in event() */
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} else continue;
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if (grab)
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grab_button_full(b->button, b->state, win, mask, mode, None);
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else
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ungrab_button(b->button, b->state, win);
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}
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}
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static void grab_all_clients(gboolean grab)
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{
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GList *it;
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for (it = client_list; it != NULL; it = it->next)
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grab_for_client(it->data, grab);
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}
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static void clearall()
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{
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int i;
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GSList *it;
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for(i = 0; i < OB_FRAME_NUM_CONTEXTS; ++i) {
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for (it = bound_contexts[i]; it != NULL; it = it->next) {
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int j;
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MouseBinding *b = it->data;
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for (j = 0; j < NUM_MOUSEACTION; ++j) {
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GSList *it;
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for (it = b->actions[j]; it; it = it->next) {
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action_free(it->data);
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}
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g_slist_free(b->actions[j]);
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}
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g_free(b);
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}
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g_slist_free(bound_contexts[i]);
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}
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}
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static void fire_button(MouseAction a, ObFrameContext context,
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ObClient *c, guint state,
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guint button, int x, int y)
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{
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GSList *it;
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MouseBinding *b;
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for (it = bound_contexts[context]; it != NULL; it = it->next) {
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b = it->data;
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if (b->state == state && b->button == button)
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break;
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}
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/* if not bound, then nothing to do! */
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if (it == NULL) return;
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for (it = b->actions[a]; it; it = it->next) {
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Action *act = it->data;
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if (act->func != NULL) {
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act->data.any.c = c;
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g_assert(act->func != action_moveresize);
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if (act->func == action_showmenu) {
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act->data.showmenu.x = x;
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act->data.showmenu.y = y;
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}
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act->func(&act->data);
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}
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}
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}
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static void fire_motion(MouseAction a, ObFrameContext context, ObClient *c,
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guint state, guint button, int x_root, int y_root,
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guint32 corner)
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{
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GSList *it;
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MouseBinding *b;
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for (it = bound_contexts[context]; it != NULL; it = it->next) {
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b = it->data;
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if (b->state == state && b->button == button)
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break;
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}
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/* if not bound, then nothing to do! */
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if (it == NULL) return;
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for (it = b->actions[a]; it; it = it->next) {
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Action *act = it->data;
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if (act->func != NULL) {
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act->data.any.c = c;
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if (act->func == action_moveresize) {
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act->data.moveresize.x = x_root;
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act->data.moveresize.y = y_root;
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act->data.moveresize.button = button;
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if (!(act->data.moveresize.corner ==
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prop_atoms.net_wm_moveresize_move ||
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act->data.moveresize.corner ==
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prop_atoms.net_wm_moveresize_move_keyboard ||
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act->data.moveresize.corner ==
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prop_atoms.net_wm_moveresize_size_keyboard))
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act->data.moveresize.corner = corner;
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} else
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g_assert_not_reached();
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act->func(&act->data);
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}
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}
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}
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static guint32 pick_corner(int x, int y, int cx, int cy, int cw, int ch)
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{
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if (x - cx < cw / 2) {
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if (y - cy < ch / 2)
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return prop_atoms.net_wm_moveresize_size_topleft;
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else
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return prop_atoms.net_wm_moveresize_size_bottomleft;
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} else {
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if (y - cy < ch / 2)
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return prop_atoms.net_wm_moveresize_size_topright;
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else
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return prop_atoms.net_wm_moveresize_size_bottomright;
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}
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}
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static void event(ObEvent *e, void *foo)
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{
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static Time ltime;
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static guint button = 0, state = 0, lbutton = 0;
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static Window lwindow = None;
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static int px, py;
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gboolean click = FALSE;
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gboolean dclick = FALSE;
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ObFrameContext context;
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switch (e->type) {
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case Event_Client_Mapped:
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grab_for_client(e->data.c.client, TRUE);
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break;
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case Event_Client_Destroy:
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grab_for_client(e->data.c.client, FALSE);
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break;
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case Event_X_ButtonPress:
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context = frame_context(e->data.x.client,
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e->data.x.e->xbutton.window);
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px = e->data.x.e->xbutton.x_root;
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py = e->data.x.e->xbutton.y_root;
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button = e->data.x.e->xbutton.button;
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state = e->data.x.e->xbutton.state;
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fire_button(MouseAction_Press, context,
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e->data.x.client, e->data.x.e->xbutton.state,
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e->data.x.e->xbutton.button,
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e->data.x.e->xbutton.x_root, e->data.x.e->xbutton.y_root);
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if (context == OB_FRAME_CONTEXT_CLIENT) {
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/* Replay the event, so it goes to the client*/
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XAllowEvents(ob_display, ReplayPointer, event_lasttime);
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/* Fall through to the release case! */
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} else
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break;
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case Event_X_ButtonRelease:
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context = frame_context(e->data.x.client,
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e->data.x.e->xbutton.window);
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if (e->data.x.e->xbutton.button == button) {
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/* clicks are only valid if its released over the window */
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int junk1, junk2;
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Window wjunk;
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guint ujunk, b, w, h;
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XGetGeometry(ob_display, e->data.x.e->xbutton.window,
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&wjunk, &junk1, &junk2, &w, &h, &b, &ujunk);
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if (e->data.x.e->xbutton.x >= (signed)-b &&
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e->data.x.e->xbutton.y >= (signed)-b &&
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e->data.x.e->xbutton.x < (signed)(w+b) &&
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e->data.x.e->xbutton.y < (signed)(h+b)) {
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click = TRUE;
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/* double clicks happen if there were 2 in a row! */
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if (lbutton == button &&
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lwindow == e->data.x.e->xbutton.window &&
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e->data.x.e->xbutton.time - dclicktime <= ltime) {
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dclick = TRUE;
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lbutton = 0;
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} else {
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lbutton = button;
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lwindow = e->data.x.e->xbutton.window;
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}
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} else {
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lbutton = 0;
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lwindow = None;
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}
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button = 0;
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state = 0;
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ltime = e->data.x.e->xbutton.time;
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}
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fire_button(MouseAction_Release, context,
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e->data.x.client, e->data.x.e->xbutton.state,
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e->data.x.e->xbutton.button,
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e->data.x.e->xbutton.x_root, e->data.x.e->xbutton.y_root);
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if (click)
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fire_button(MouseAction_Click, context,
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e->data.x.client, e->data.x.e->xbutton.state,
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e->data.x.e->xbutton.button,
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e->data.x.e->xbutton.x_root,
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e->data.x.e->xbutton.y_root);
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if (dclick)
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fire_button(MouseAction_DClick, context,
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e->data.x.client, e->data.x.e->xbutton.state,
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e->data.x.e->xbutton.button,
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e->data.x.e->xbutton.x_root,
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e->data.x.e->xbutton.y_root);
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break;
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case Event_X_MotionNotify:
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if (button) {
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if (ABS(e->data.x.e->xmotion.x_root - px) >= threshold ||
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ABS(e->data.x.e->xmotion.y_root - py) >= threshold) {
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guint32 corner;
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context = frame_context(e->data.x.client,
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e->data.x.e->xmotion.window);
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/* You can't drag on buttons */
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if (context == OB_FRAME_CONTEXT_MAXIMIZE ||
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context == OB_FRAME_CONTEXT_ALLDESKTOPS ||
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context == OB_FRAME_CONTEXT_SHADE ||
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context == OB_FRAME_CONTEXT_ICONIFY ||
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context == OB_FRAME_CONTEXT_ICON ||
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context == OB_FRAME_CONTEXT_CLOSE)
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break;
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if (!e->data.x.client)
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corner = prop_atoms.net_wm_moveresize_size_bottomright;
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else
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corner =
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pick_corner(e->data.x.e->xmotion.x_root,
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e->data.x.e->xmotion.y_root,
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e->data.x.client->frame->area.x,
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e->data.x.client->frame->area.y,
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/* use the client size because the frame
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can be differently sized (shaded
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windows) and we want this based on the
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clients size */
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e->data.x.client->area.width +
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e->data.x.client->frame->size.left +
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e->data.x.client->frame->size.right,
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e->data.x.client->area.height +
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e->data.x.client->frame->size.top +
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e->data.x.client->frame->size.bottom);
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fire_motion(MouseAction_Motion, context,
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e->data.x.client, state, button, px, py, corner);
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button = 0;
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state = 0;
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}
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}
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break;
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default:
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g_assert_not_reached();
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}
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}
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gboolean mbind(char *buttonstr, char *contextstr, MouseAction mact,
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Action *action)
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{
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guint state, button;
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ObFrameContext context;
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MouseBinding *b;
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GSList *it;
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if (!translate_button(buttonstr, &state, &button)) {
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g_warning("invalid button '%s'", buttonstr);
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return FALSE;
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}
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contextstr = g_ascii_strdown(contextstr, -1);
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context = frame_context_from_string(contextstr);
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if (!context) {
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g_warning("invalid context '%s'", contextstr);
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g_free(contextstr);
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return FALSE;
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}
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g_free(contextstr);
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for (it = bound_contexts[context]; it != NULL; it = it->next){
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b = it->data;
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if (b->state == state && b->button == button) {
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b->actions[mact] = g_slist_append(b->actions[mact], action);
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return TRUE;
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}
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}
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grab_all_clients(FALSE);
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/* add the binding */
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b = g_new0(MouseBinding, 1);
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b->state = state;
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b->button = button;
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b->actions[mact] = g_slist_append(NULL, action);
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bound_contexts[context] = g_slist_append(bound_contexts[context], b);
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grab_all_clients(TRUE);
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return TRUE;
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}
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void plugin_startup()
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{
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dispatch_register(Event_Client_Mapped | Event_Client_Destroy |
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Event_X_ButtonPress | Event_X_ButtonRelease |
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Event_X_MotionNotify, (EventHandler)event, NULL);
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}
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void plugin_shutdown()
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{
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dispatch_register(0, (EventHandler)event, NULL);
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grab_all_clients(FALSE);
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clearall();
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}
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