src/programs/view/buttons.cpp

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  37 #include "gmxpre.h"
  38
  39 #include "buttons.h"
  40
  41 #include <cstdlib>
  42 #include <cstring>
  43
  44 #include <algorithm>
  45
  46 #include "gromacs/utility/cstringutil.h"
  47 #include "gromacs/utility/smalloc.h"
  48
  49 #include "ff.bm"
  50 #include "play.bm"
  51 #include "rewind.bm"
  52 #include "stop_ani.bm"
  53 #include "x11.h"
  54 #include "xutil.h"
  55
  56 static void move_bbox(t_x11* x11, t_butbox* bbox)
  57 {
  58     int        x0, y0;
  59     int        i, bw;
  60     real       idb, bh, one = 1.0;
  61     t_windata* wd;
  62
  63     bw  = std::max(1, bbox->wd.width - 2 * (AIR + BORDER));
  64     idb = bbox->nbut;
  65     bh  = (bbox->wd.height - AIR * (bbox->nbut + 1));
  66     bh /= idb;
  67     bh = std::max(bh, one);
  68
  69     x0 = AIR;
  70     y0 = AIR;
  71     for (i = 0; (i < bbox->nbut); i++)
  72     {
  73         wd         = &(bbox->b[i].wd);
  74         wd->width  = bw;
  75         wd->height = bh;
  76         wd->color  = WHITE;
  77         XMoveWindow(x11->disp, wd->self, x0, y0);
  78         XResizeWindow(x11->disp, wd->self, wd->width, wd->height);
  79         y0 += AIR + bh;
  80     }
  81 }
  82
  83 static bool BBCallBack(t_x11* x11, XEvent* event, Window /*w*/, void* data)
  84 {
  85     t_butbox* bbox;
  86
  87     if (event->type == ConfigureNotify)
  88     {
  89         bbox            = (t_butbox*)data;
  90         bbox->wd.width  = event->xconfigure.width;
  91         bbox->wd.height = event->xconfigure.height;
  92         move_bbox(x11, bbox);
  93     }
  94     return false;
  95 }
  96
  97 static bool VBCallBack(t_x11* x11, XEvent* event, Window /*w*/, void* data)
  98 {
  99     t_butbox* vbox;
 100     int       y0;
 101
 102     if (event->type == Expose)
 103     {
 104         vbox = (t_butbox*)data;
 105         y0   = XTextHeight(x11->font) + 2 * AIR + 1;
 106         XSetForeground(x11->disp, x11->gc, WHITE);
 107         XClearArea(x11->disp, vbox->wd.self, 1, 1, vbox->wd.width - 2, y0 - 1, False);
 108         TextInRect(x11, vbox->wd.self, vbox->wd.text, 1, 1, vbox->wd.width - 2, y0 - 1, eXLeft, eYCenter);
 109         XDrawLine(x11->disp, vbox->wd.self, x11->gc, 0, y0, vbox->wd.width, y0);
 110         XSetForeground(x11->disp, x11->gc, x11->fg);
 111     }
 112     return false;
 113 }
 114
 115 void set_vbtime(t_x11* x11, t_butbox* vbox, char* text)
 116 {
 117     sfree(vbox->wd.text);
 118     vbox->wd.text = gmx_strdup(text);
 119     ExposeWin(x11->disp, vbox->wd.self);
 120 }
 121
 122 static bool ButtonCallBack(t_x11* x11, XEvent* event, Window /*w*/, void* data)
 123 {
 124     XEvent     letter;
 125     t_mwbut*   but;
 126     t_windata* wd;
 127
 128     but = (t_mwbut*)data;
 129     wd  = &(but->wd);
 130     switch (event->type)
 131     {
 132         case Expose:
 133             XSetForeground(x11->disp, x11->gc, WHITE);
 134             XDrawRoundRect(x11->disp, wd->self, x11->gc, 0, 0, wd->width - 1, wd->height - 1);
 135             TextInWin(x11, wd, wd->text, eXCenter, eYCenter);
 136             XSetForeground(x11->disp, x11->gc, x11->fg);
 137             break;
 138
 139         case EnterNotify:
 140             /*    LightBorder(x11->disp,wd->self,WHITE);*/
 141             XSetForeground(x11->disp, x11->gc, WHITE);
 142             XDrawRoundRect(x11->disp, wd->self, x11->gc, 1, 1, wd->width - 3, wd->height - 3);
 143             XSetForeground(x11->disp, x11->gc, x11->fg);
 144             break;
 145         case LeaveNotify:
 146             /*    LightBorder(x11->disp,wd->self,BLUE);*/
 147             XSetForeground(x11->disp, x11->gc, BLUE);
 148             XDrawRoundRect(x11->disp, wd->self, x11->gc, 1, 1, wd->width - 3, wd->height - 3);
 149             XSetForeground(x11->disp, x11->gc, x11->fg);
 150
 151             break;
 152
 153         case ButtonPress:
 154             letter.type                 = ClientMessage;
 155             letter.xclient.display      = x11->disp;
 156             letter.xclient.window       = wd->Parent;
 157             letter.xclient.message_type = 0;
 158             letter.xclient.format       = 32;
 159             letter.xclient.data.l[0]    = but->ID;
 160             letter.xclient.data.l[1]    = (long)event->xbutton.button;
 161             XSendEvent(x11->disp, wd->Parent, True, 0, &letter);
 162             break;
 163         default: break;
 164     }
 165     return false;
 166 }
 167
 168 t_butbox* init_vbox(t_x11* x11, Window Parent, Window SendTo, unsigned long fg, unsigned long bg)
 169 {
 170     Pixmap         pm;
 171     unsigned char* data;
 172     t_butbox*      vb;
 173     int            i, ID, x, y0;
 174
 175     snew(vb, 1);
 176     vb->nbut = IDNR - IDBUTNR - 1;
 177     snew(vb->b, vb->nbut);
 178
 179     /* VBox holder */
 180     y0 = XTextHeight(x11->font) + 2 * AIR + 2;
 181     InitWin(&vb->wd, 0, 0, vb->nbut * (play_width + AIR) + AIR, y0 + play_height + 2 * AIR, 1,
 182             "VCR - Control");
 183     vb->wd.self = XCreateSimpleWindow(x11->disp, Parent, vb->wd.x, vb->wd.y, vb->wd.width,
 184                                       vb->wd.height, vb->wd.bwidth, fg, bg);
 185     x11->RegisterCallback(x11, vb->wd.self, Parent, VBCallBack, vb);
 186     x11->SetInputMask(x11, vb->wd.self, ExposureMask);
 187
 188     x = AIR;
 189     (void)CWBackPixmap;
 190     for (i = 0; (i < vb->nbut); i++)
 191     {
 192         ID = IDBUTNR + i + 1;
 193         switch (ID)
 194         {
 195             case IDREWIND: data = &(rewind_bits[0]); break;
 196             case IDSTEP: data = play_bits; break;
 197             case IDFF: data = ff_bits; break;
 198             case IDSTOP_ANI: data = stop_ani_bits; break;
 199             default: fprintf(stderr, "Invalid bitmap in init_vbox %d\n", ID); std::exit(1);
 200         }
 201         /* Rely on the fact that all bitmaps are equal size */
 202         pm = XCreatePixmapFromBitmapData(x11->disp, x11->root, (char*)data, play_width, play_height,
 203                                          BLACK, LIGHTGREY, x11->depth);
 204         vb->b[i].ID        = ID;
 205         vb->b[i].wd.Parent = SendTo;
 206         vb->b[i].wd.self   = XCreateSimpleWindow(x11->disp, vb->wd.self, x, y0 + AIR, play_width,
 207                                                play_height, 0, WHITE, BLACK);
 208         XSetWindowBackgroundPixmap(x11->disp, vb->b[i].wd.self, pm);
 209
 210         x11->RegisterCallback(x11, vb->b[i].wd.self, vb->wd.self, ButtonCallBack, &(vb->b[i]));
 211         x11->SetInputMask(x11, vb->b[i].wd.self, ButtonPressMask | StructureNotifyMask);
 212         x += play_width + AIR;
 213     }
 214
 215     return vb;
 216 }
 217
 218 void show_but(t_x11* x11, t_butbox* bbox)
 219 {
 220     XMapWindow(x11->disp, bbox->wd.self);
 221     XMapSubwindows(x11->disp, bbox->wd.self);
 222 }
 223
 224 void hide_but(t_x11* x11, t_butbox* bbox)
 225 {
 226     XUnmapWindow(x11->disp, bbox->wd.self);
 227     XUnmapSubwindows(x11->disp, bbox->wd.self);
 228 }
 229
 230 t_butbox* init_bbox(t_x11* x11, Window Parent, Window SendTo, int width, unsigned long fg, unsigned long bg)
 231 {
 232     t_butbox*          bbox;
 233     static const char* lbut[IDBUTNR] = {
 234         "< X-Rotate >", "< Y-Rotate >", "< Z-Rotate >", "< X-Move >",
 235         "< Y-Move >",   "< Z-Move >",   "< Scale >",
 236     };
 237     int      i, y0, h0;
 238     t_mwbut* but;
 239     Window   DrawOn;
 240
 241     snew(bbox, 1);
 242     bbox->nbut = IDBUTNR;
 243     snew(bbox->b, bbox->nbut);
 244     y0 = XTextHeight(x11->font) + 2 * (AIR + BORDER);
 245
 246     InitWin(&(bbox->wd), 0, 0, /*width,(y0+AIR)*IDBUTNR+AIR+2*BORDER,*/ 1, 1, 1, "Button Box");
 247     width -= 2 * AIR + 2 * BORDER;
 248     bbox->wd.self = XCreateSimpleWindow(x11->disp, Parent, bbox->wd.x, bbox->wd.y, bbox->wd.width,
 249                                         bbox->wd.height, bbox->wd.bwidth, fg, bg);
 250     x11->RegisterCallback(x11, bbox->wd.self, Parent, BBCallBack, bbox);
 251     x11->SetInputMask(x11, bbox->wd.self, StructureNotifyMask);
 252
 253     DrawOn = bbox->wd.self;
 254     h0     = AIR;
 255     for (i = 0; (i < bbox->nbut); i++)
 256     {
 257         but = &(bbox->b[i]);
 258         InitWin(&but->wd, AIR, h0, width, y0, 1, lbut[i]);
 259         h0 += y0 + AIR;
 260         but->wd.Parent = SendTo;
 261         but->ID        = i;
 262         but->wd.self   = XCreateSimpleWindow(x11->disp, DrawOn, but->wd.x, but->wd.y, but->wd.width,
 263                                            but->wd.height, but->wd.bwidth, bg, bg);
 264         x11->RegisterCallback(x11, but->wd.self, DrawOn, ButtonCallBack, but);
 265         x11->SetInputMask(x11, but->wd.self, ExposureMask | ButtonPressMask | EnterLeave);
 266     }
 267     return bbox;
 268 }
 269
 270 void done_bbox(t_x11* x11, t_butbox* bbox)
 271 {
 272     int i;
 273
 274     for (i = 0; (i < bbox->nbut); i++)
 275     {
 276         x11->UnRegisterCallback(x11, bbox->b[i].wd.self);
 277     }
 278     x11->UnRegisterCallback(x11, bbox->wd.self);
 279     sfree(bbox->b);
 280     sfree(bbox);
 281 }