src/x11evtmouse.c

   1 ////////////////////////////////////////////////////////////////////////////////
   2 static int x2tab (int x) {
   3   if (x >= 0 && x < xw.w && xw.tabheight > 0) {
   4     x /= (xw.w/opt_tabcount)+firstVisibleTab;
   5     return (x >= 0 && x < term_count) ? x : -1;
   6   }
   7   return -1;
   8 }
   9
  10
  11 static void msTabSwitch (XEvent *e) {
  12   int tabn = x2tab(e->xbutton.x)+firstVisibleTab;
  13   //
  14   if (tabn >= 0 && tabn != termidx) switchToTerm(tabn, 1);
  15 }
  16
  17
  18 static void msTabScrollLeft (void) {
  19   if (firstVisibleTab > 0) {
  20     --firstVisibleTab;
  21     updateTabBar = 1;
  22     xdrawTabBar();
  23   }
  24 }
  25
  26
  27 static void msTabScrollRight (void) {
  28   int newidx = firstVisibleTab+1;
  29   //
  30   if (newidx > term_count-opt_tabcount) return;
  31   firstVisibleTab = newidx;
  32   updateTabBar = 1;
  33   xdrawTabBar();
  34 }
  35
  36
  37 ////////////////////////////////////////////////////////////////////////////////
  38 static void xdoMouseReport (K8Term *term, XEvent *e) {
  39   int x = K8T_X2COL(e->xbutton.x);
  40   int y = K8T_Y2ROW(term, e->xbutton.y);
  41   int button = e->xbutton.button-Button1+K8T_MOUSE_BUTTON_LEFT;
  42   int state, event;
  43   //
  44   if (e->xbutton.type == MotionNotify) event = K8T_MOUSE_EVENT_MOTION;
  45   else if (e->xbutton.type == ButtonPress) event = K8T_MOUSE_EVENT_DOWN;
  46   else if (e->xbutton.type == ButtonRelease) event = K8T_MOUSE_EVENT_UP;
  47   else return;
  48   //
  49   state =
  50     (e->xbutton.state&ShiftMask ? K8T_MOUSE_STATE_SHIFT : 0) |
  51     (e->xbutton.state&Mod1Mask ? K8T_MOUSE_STATE_ALT : 0) |
  52     (e->xbutton.state&ControlMask ? K8T_MOUSE_STATE_CTRL : 0) |
  53     (e->xbutton.state&Mod4Mask ? K8T_MOUSE_STATE_WIN : 0);
  54   //
  55   k8t_mouseReport(term, x, y, event, button, state);
  56 }
  57
  58
  59 static void getButtonInfo (K8Term *term, XEvent *e, int *b, int *x, int *y) {
  60   if (b != NULL) *b = e->xbutton.button;
  61   if (x != NULL) *x = K8T_X2COL(e->xbutton.x);
  62   if (y != NULL) *y = K8T_Y2ROW(term, e->xbutton.y);
  63   term->sel.b.x = (term->sel.by < term->sel.ey ? term->sel.bx : term->sel.ex);
  64   term->sel.b.y = K8T_MIN(term->sel.by, term->sel.ey);
  65   term->sel.e.x = (term->sel.by < term->sel.ey ? term->sel.ex : term->sel.bx);
  66   term->sel.e.y = K8T_MAX(term->sel.by, term->sel.ey);
  67 }
  68
  69
  70 static void xevtcbbpress (XEvent *e) {
  71   if (curterm == NULL) return;
  72   //
  73   if (xw.tabheight > 0) {
  74     if ((opt_tabposition == 0 && e->xbutton.y >= xw.h-xw.tabheight) ||
  75         (opt_tabposition != 0 && e->xbutton.y < xw.tabheight)) {
  76       switch (e->xbutton.button) {
  77         case Button1: // left
  78           msTabSwitch(e);
  79           break;
  80         case Button4: // wheel up
  81           msTabScrollLeft();
  82           break;
  83         case Button5: // wheel down
  84           msTabScrollRight();
  85           break;
  86       }
  87       return;
  88     }
  89   }
  90   // <shift|alt>+mouse: some cool shit
  91   if ((e->xbutton.state&(ShiftMask|Mod1Mask)) != 0) {
  92     switch (e->xbutton.button) {
  93       case Button1: // left
  94         if (curterm->sel.bx != -1) k8t_tmDirty(curterm, curterm->sel.b.y, curterm->sel.e.y);
  95         curterm->sel.mode = 1;
  96         curterm->sel.b.y = curterm->sel.e.y = curterm->row+1;
  97         curterm->sel.ex = curterm->sel.bx = K8T_X2COL(e->xbutton.x);
  98         curterm->sel.ey = curterm->sel.by = K8T_Y2ROW(curterm, e->xbutton.y);
  99         //fprintf(stderr, "x=%d; y=%d\n", curterm->sel.bx, curterm->sel.by);
 100         k8t_drawTerm(curterm, 1);
 101         break;
 102       /*
 103       case Button3: // middle
 104         curterm->sel.bx = -1;
 105         k8t_selCopy(curterm);
 106         k8t_drawTerm(curterm, 1);
 107         break;
 108       */
 109       case Button4: // wheel up
 110         scrollHistory(curterm, 3);
 111         break;
 112       case Button5: // wheel down
 113         scrollHistory(curterm, -3);
 114         break;
 115     }
 116     return;
 117   }
 118   //
 119   if (K8T_ISSET(curterm, K8T_MODE_MOUSE)) xdoMouseReport(curterm, e);
 120 }
 121
 122
 123 static void xevtcbbrelease (XEvent *e) {
 124   if (curterm == NULL) return;
 125   //
 126   switch (opt_tabposition) {
 127     case 0: // bottom
 128       if (e->xbutton.y >= xw.h-xw.tabheight) return;
 129       break;
 130     case 1: // top
 131       if (e->xbutton.y < xw.tabheight) return;
 132       break;
 133   }
 134   //
 135   if ((e->xbutton.state&ShiftMask) == 0 && !curterm->sel.mode) {
 136     if (K8T_ISSET(curterm, K8T_MODE_MOUSE)) xdoMouseReport(curterm, e);
 137     return;
 138   }
 139   //
 140   if (e->xbutton.button == Button2) {
 141     selpaste(curterm, XA_PRIMARY);
 142   } else if (e->xbutton.button == Button1) {
 143     curterm->sel.mode = 0;
 144     getButtonInfo(curterm, e, NULL, &curterm->sel.ex, &curterm->sel.ey); // this sets sel.b and sel.e
 145     //
 146     if (curterm->sel.bx == curterm->sel.ex && curterm->sel.by == curterm->sel.ey) {
 147       // single line, single char selection
 148       K8TTimeMSec now;
 149       //
 150       k8t_tmDirtyMark(curterm, curterm->sel.ey, 2);
 151       curterm->sel.bx = -1;
 152       now = mclock_ticks();
 153       if (now-curterm->sel.tclick2 <= opt_tripleclick_timeout) {
 154         /* triple click on the line */
 155         curterm->sel.b.x = curterm->sel.bx = 0;
 156         curterm->sel.e.x = curterm->sel.ex = curterm->col;
 157         curterm->sel.b.y = curterm->sel.e.y = curterm->sel.ey;
 158       } else if (now-curterm->sel.tclick1 <= opt_doubleclick_timeout) {
 159         /* double click to select word */
 160         K8TLine l = k8t_selGet(curterm, curterm->sel.ey);
 161         //
 162         if (l != NULL) {
 163           //FIXME: write better word selection code
 164           curterm->sel.bx = curterm->sel.ex;
 165           if (K8T_ISGFX(l[curterm->sel.bx].attr)) {
 166             while (curterm->sel.bx > 0 && K8T_ISGFX(l[curterm->sel.bx-1].attr)) --curterm->sel.bx;
 167             curterm->sel.b.x = curterm->sel.bx;
 168             while (curterm->sel.ex < curterm->col-1 && K8T_ISGFX(l[curterm->sel.ex+1].attr)) ++curterm->sel.ex;
 169           } else {
 170             while (curterm->sel.bx > 0 && !K8T_ISGFX(l[curterm->sel.bx-1].attr) && l[curterm->sel.bx-1].c[0] != ' ') --curterm->sel.bx;
 171             curterm->sel.b.x = curterm->sel.bx;
 172             while (curterm->sel.ex < curterm->col-1 && !K8T_ISGFX(l[curterm->sel.ex+1].attr) && l[curterm->sel.ex+1].c[0] != ' ') ++curterm->sel.ex;
 173           }
 174           curterm->sel.e.x = curterm->sel.ex;
 175           curterm->sel.b.y = curterm->sel.e.y = curterm->sel.ey;
 176         }
 177       }
 178       //
 179       k8t_selCopy(curterm);
 180       k8t_drawTerm(curterm, 1);
 181     } else {
 182       // multiline or multichar selection
 183       k8t_selCopy(curterm);
 184     }
 185   }
 186   curterm->sel.tclick2 = curterm->sel.tclick1;
 187   curterm->sel.tclick1 = mclock_ticks();
 188   //k8t_drawTerm(1);
 189 }
 190
 191
 192 static void xevtcbbmotion (XEvent *e) {
 193   if (curterm == NULL) return;
 194   //
 195   switch (opt_tabposition) {
 196     case 0: // bottom
 197       if (e->xbutton.y >= xw.h-xw.tabheight) { changeXCursor(1); return; }
 198       break;
 199     case 1: // top
 200       if (e->xbutton.y < xw.tabheight) { changeXCursor(1); return; }
 201       break;
 202   }
 203   changeXCursor(0);
 204   //
 205   if (curterm->sel.mode) {
 206     int oldey = curterm->sel.ey, oldex = curterm->sel.ex;
 207     //
 208     getButtonInfo(curterm, e, NULL, &curterm->sel.ex, &curterm->sel.ey); // this sets sel.b and sel.e
 209     if (oldey != curterm->sel.ey || oldex != curterm->sel.ex) {
 210       int starty = K8T_MIN(oldey, curterm->sel.ey);
 211       int endy = K8T_MAX(oldey, curterm->sel.ey);
 212       //
 213       k8t_tmDirty(curterm, starty, endy);
 214       k8t_drawTerm(curterm, 1);
 215     }
 216     return;
 217   }
 218   //if (K8T_ISSET(curterm, K8T_MODE_MOUSE) && e->xbutton.button != 0) xdoMouseReport(curterm, e);
 219 }