2 * ion/ioncore/frame-pointer.c
4 * Copyright (c) Tuomo Valkonen 1999-2007.
6 * See the included file LICENSE for details.
11 #include <libtu/objp.h>
23 #include "frame-pointer.h"
24 #include "frame-draw.h"
27 #include "rectangle.h"
34 static int p_tab_x=0, p_tab_y=0, p_tabnum=-1;
35 static WInfoWin *tabdrag_infowin=NULL;
41 static WRegion *sub_at_tab(WFrame *frame)
43 return mplex_mx_nth((WMPlex*)frame, p_tabnum);
47 int frame_press(WFrame *frame, XButtonEvent *ev, WRegion **reg_ret)
54 window_p_resize_prepare((WWindow*)frame, ev);
58 frame_bar_geom(frame, &g);
60 /* Borders act like tabs at top of the parent region */
61 if(REGION_GEOM(frame).y==0){
66 if(rectangle_contains(&g, ev->x, ev->y)){
67 p_tabnum=frame_tab_at_x(frame, ev->x);
69 region_rootpos((WRegion*)frame, &p_tab_x, &p_tab_y);
70 p_tab_x+=frame_nth_tab_x(frame, p_tabnum);
73 sub=mplex_mx_nth(&(frame->mplex), p_tabnum);
78 return FRAME_AREA_TAB;
81 FRAME_MX_FOR_ALL(sub, frame, tmp){
83 if(sub==FRAME_CURRENT(frame))
88 p_tab_x=ev->x_root-frame_nth_tab_w(frame, p_tabnum)/2;
89 p_tab_y=ev->y_root-frame->bar_h/2;
98 frame_border_inner_geom(frame, &g);
100 if(rectangle_contains(&g, ev->x, ev->y))
101 return FRAME_AREA_CLIENT;
103 return FRAME_AREA_BORDER;
113 static ExtlExportedFn *tabdrag_safe_fns[]={
114 (ExtlExportedFn*)&mplex_switch_nth,
115 (ExtlExportedFn*)&mplex_switch_next,
116 (ExtlExportedFn*)&mplex_switch_prev,
120 static ExtlSafelist tabdrag_safelist=EXTL_SAFELIST_INIT(tabdrag_safe_fns);
123 #define BUTTONS_MASK \
124 (Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask)
127 static bool tabdrag_kbd_handler(WRegion *reg, XEvent *xev)
129 XKeyEvent *ev=&xev->xkey;
130 WBinding *binding=NULL;
133 if(ev->type==KeyRelease)
138 binding=bindmap_lookup_binding(ioncore_screen_bindmap, BINDING_KEYPRESS,
139 ev->state&~BUTTONS_MASK, ev->keycode);
141 if(binding!=NULL && binding->func!=extl_fn_none()){
142 extl_protect(&tabdrag_safelist);
143 extl_call(binding->func, "o", NULL, region_screen_of(reg));
144 extl_unprotect(&tabdrag_safelist);
151 static void setup_dragwin(WFrame *frame, uint tab)
156 const char *tab_style=framemode_get_tab_style(frame->mode);
158 assert(tabdrag_infowin==NULL);
160 rw=region_rootwin_of((WRegion*)frame);
162 fp.mode=REGION_FIT_EXACT;
165 fp.g.w=frame_nth_tab_w(frame, tab);
168 tabdrag_infowin=create_infowin((WWindow*)rw, &fp, tab_style);
170 if(tabdrag_infowin==NULL)
173 frame_setup_dragwin_style(frame, infowin_stylespec(tabdrag_infowin), tab);
175 if(frame->titles[tab].text!=NULL){
176 char *buf=INFOWIN_BUFFER(tabdrag_infowin);
177 strncpy(buf, frame->titles[tab].text, INFOWIN_BUFFER_LEN-1);
178 buf[INFOWIN_BUFFER_LEN-1]='\0';
183 static void p_tabdrag_motion(WFrame *frame, XMotionEvent *ev,
186 WRootWin *rootwin=region_rootwin_of((WRegion*)frame);
191 if(tabdrag_infowin!=NULL){
195 g.w=REGION_GEOM(tabdrag_infowin).w;
196 g.h=REGION_GEOM(tabdrag_infowin).h;
197 region_fit((WRegion*)tabdrag_infowin, &g, REGION_FIT_EXACT);
202 static void p_tabdrag_begin(WFrame *frame, XMotionEvent *ev,
205 WRootWin *rootwin=region_rootwin_of((WRegion*)frame);
210 ioncore_change_grab_cursor(IONCORE_CURSOR_DRAG);
212 setup_dragwin(frame, p_tabnum);
214 frame->tab_dragged_idx=p_tabnum;
215 frame_update_attr_nth(frame, p_tabnum);
217 frame_draw_bar(frame, FALSE);
219 p_tabdrag_motion(frame, ev, dx, dy);
221 if(tabdrag_infowin!=NULL)
222 window_map((WWindow*)tabdrag_infowin);
226 static WRegion *fnd(Window root, int x, int y)
234 FOR_ALL_SCREENS(scr){
235 if(region_root_of((WRegion*)scr)==root &&
236 rectangle_contains(®ION_GEOM(scr), x, y)){
244 if(HAS_DYN(w, region_handle_drop))
247 if(!XTranslateCoordinates(ioncore_g.dpy, root, w->win,
248 x, y, &dstx, &dsty, &win)){
252 w=XWINDOW_REGION_OF_T(win, WWindow);
261 static bool drop_ok(WRegion *mgr, WRegion *reg)
264 for(reg2=mgr; reg2!=NULL; reg2=region_manager(reg2)){
269 for(reg2=REGION_PARENT_REG(mgr); reg2!=NULL; reg2=REGION_PARENT_REG(reg2)){
277 warn(TR("Attempt to make region %s manage its ancestor %s."),
278 region_name(mgr), region_name(reg));
283 static void tabdrag_deinit(WFrame *frame)
285 int idx=frame->tab_dragged_idx;
286 frame->tab_dragged_idx=-1;
287 frame_update_attr_nth(frame, idx);
289 if(tabdrag_infowin!=NULL){
290 destroy_obj((Obj*)tabdrag_infowin);
291 tabdrag_infowin=NULL;
296 static void tabdrag_killed(WFrame *frame)
298 tabdrag_deinit(frame);
299 if(!OBJ_IS_BEING_DESTROYED(frame))
300 frame_draw_bar(frame, TRUE);
304 static void p_tabdrag_end(WFrame *frame, XButtonEvent *ev)
310 sub=sub_at_tab(frame);
312 tabdrag_deinit(frame);
314 /* Must be same root window */
315 if(sub==NULL || ev->root!=region_root_of(sub))
318 dropped_on=fnd(ev->root, ev->x_root, ev->y_root);
320 if(dropped_on==NULL || dropped_on==(WRegion*)frame ||
321 dropped_on==sub || !drop_ok(dropped_on, sub)){
322 frame_draw_bar(frame, TRUE);
326 if(region_handle_drop(dropped_on, p_tab_x, p_tab_y, sub))
327 region_goto(dropped_on);
329 frame_draw_bar(frame, TRUE);
334 * Start dragging the tab that the user pressed on with the pointing device.
335 * This function should only be used by binding it to \emph{mpress} or
336 * \emph{mdrag} action with area \codestr{tab}.
339 void frame_p_tabdrag(WFrame *frame)
344 ioncore_set_drag_handlers((WRegion*)frame,
345 (WMotionHandler*)p_tabdrag_begin,
346 (WMotionHandler*)p_tabdrag_motion,
347 (WButtonHandler*)p_tabdrag_end,
349 (GrabKilledHandler*)tabdrag_killed);
360 * Display the region corresponding to the tab that the user pressed on.
361 * This function should only be used by binding it to a mouse action.
364 void frame_p_switch_tab(WFrame *frame)
368 if(ioncore_pointer_grab_region()!=(WRegion*)frame)
371 sub=sub_at_tab(frame);
374 bool mcf=region_may_control_focus((WRegion*)frame);
375 region_goto_flags(sub, (mcf
376 ? REGION_GOTO_FOCUS|REGION_GOTO_NOWARP