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Diffstat (limited to 'src/ilistbox.cpp')
| -rw-r--r-- | src/ilistbox.cpp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/ilistbox.cpp b/src/ilistbox.cpp new file mode 100644 index 0000000..e1bd949 --- /dev/null +++ b/src/ilistbox.cpp @@ -0,0 +1,184 @@ +/**************************************************************************\ + ibtk (Insomnia's Basic ToolKit) + + By Insomnia (Steaphan Greene) + (insomnia@core.binghamton.edu) + + Copyright (C) 1999 Steaphan Greene + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. + +\**************************************************************************/ + +#include <stdio.h> +#include <string.h> + +#include "ilistbox.h" + +IListBox::~IListBox() { + Win->RemoveClaim(this); + } + +IListBox::IListBox(char **txt, int n, IWindow *w, int xp, int yp, int xs, int ys) { + Init(txt, n, w, xp, yp, xs, ys); + } + +void IListBox::Init(char **txt, int n, IWindow *w, int xp, int yp, int xs, int ys) { + xpos = xp; ypos = yp; xsize = xs; ysize = ys; + Win = w; + Window wind = w->GetWindowBuffer(); + Display *disp = w->GetDisplay(); + unsigned int p, b, g, gl, gd; + Img = XCreatePixmap(disp, wind, xs, ys, DefaultDepth(disp, 0)); + GC gc = Win->GetGC(); + + p = w->GetPaperColor(); + b = w->GetFGColor(); + g = w->GetBGColor(); + gl = w->GetLBGColor(); + gd = w->GetDBGColor(); + + XSetForeground(disp, gc, gd); + XFillRectangle(disp, Img, gc, 0, 0, xs, ys); + XSetForeground(disp, gc, gl); + XFillRectangle(disp, Img, gc, 2, 2, xs-2, ys-2); + XDrawPoint(disp, Img, gc, xs-1, 1); + XDrawPoint(disp, Img, gc, 1, ys-1); + XSetForeground(disp, gc, p); + XFillRectangle(disp, Img, gc, 2, 2, xs-4, ys-4); + + dccallback = NULL; + selcallback = NULL; + deselcallback = NULL; + Wrk = NULL; + wx = NULL; + wy = NULL; + nent = n; + lines = 0; + dy = 0; + selmin = 0; + selmax = 1; + if(n>0) { + int ctr; + text = new char*[n]; + Wrk = new Pixmap[n]; + wx = new int[n]; + wy = new int[n]; + sel = new int[selmax]; + for(ctr=0; ctr<selmax; ctr++) sel[ctr] = -1; + + for(ctr=0; ctr<n; ctr++) { + text[ctr] = new char[100]; +// int stsz = strlen(txt[ctr])+1; +// printf("Before\n"); +// text[ctr] = new char[stsz]; +// printf("After\n"); + sprintf(text[ctr], "%s%c", txt[ctr], 0); + XFontStruct *fs; + XCharStruct cs; + int dir, as, des; + fs = Win->GetFontStruct(); + XTextExtents(fs, txt[ctr], strlen(txt[ctr]), &dir, &as, &des, &cs); + int ht = as+des; + int len = cs.width; + Wrk[ctr] = XCreatePixmap(disp, wind, len, ht, DefaultDepth(disp, 0)); + wx[ctr] = len; wy[ctr] = ht; + XSetForeground(disp, gc, p); + XFillRectangle(disp, Wrk[ctr], gc, 0, 0, len, ht); + XSetBackground(disp, gc, p); + XSetForeground(disp, gc, b); + XDrawImageString(disp, Wrk[ctr], gc, 0, as, txt[ctr], strlen(txt[ctr])); + dy = dy>?ht; + } + } + if(dy>0) lines = (ysize-6)/dy; + parent=NULL; + + w->AddClaim(this, xp, yp, xs, ys); + + Rebuild(); + } + +void IListBox::Redraw() { + if(hidden) { Win->Rebuild(xpos, ypos, xsize, ysize); return; } + XCopyArea(Win->GetDisplay(), Img, Win->GetWindowBuffer(), Win->GetGC(), + 0, 0, xsize, ysize, xpos, ypos); + Win->Redraw(xpos, ypos, xsize, ysize); + } + +void IListBox::Rebuild() { + int ctr, ctr2; + Display *disp = Win->GetDisplay(); + GC gc = Win->GetGC(); + + XSetForeground(disp, gc, Win->GetPaperColor()); + XFillRectangle(disp, Img, gc, 2, 2, xsize-4, ysize-4); + XSetForeground(disp, gc, Win->GetSelectColor()); + for(ctr=0; ctr<(lines<?nent); ctr++) { + XCopyArea(disp, Wrk[ctr], Img, gc, 0, 0, + wx[ctr], (wy[ctr])<?(xsize-6), 3, 3+(dy*ctr)); + for(ctr2=0; ctr2<selmax; ctr2++) { + if(sel[ctr2] == ctr) { + ctr2 = selmax; + XDrawRectangle(disp, Img, gc, 2, 2+(dy*ctr), xsize-5, dy); + } + } + } + Redraw(); + } + +int IListBox::Press(int b, int x, int y) { +// printf("x=%d, y=%d\n", x, y); + int tst = (y-3)/dy; + if(tst < nent && tst >= 0) { + if(sel[0] == tst && (time(NULL) <= (lastclick))) { + if(dccallback != NULL) (*dccallback)(parent, this, sel[0]); + } + else { +// if(sel[0] == -1 && selcallback != NULL) + if(selcallback != NULL) + (*selcallback)(parent, this, tst); + sel[0] = tst; + lastclick = time(NULL); + } + } + Rebuild(); + return 1; + } + +int IListBox::Release(int b, int x, int y) { + return 1; + } + +int IListBox::NumSelections() { + int ctr; + for(ctr=0; ctr<selmax && sel[ctr] != -1; ctr++); + return ctr; + } + +void IListBox::SetDCCallback(void (*cb)(IDoDad *, IDoDad *, int)) { + dccallback = cb; + } + +void IListBox::SetSelCallback(void (*cb)(IDoDad *, IDoDad *, int)) { + selcallback = cb; + } + +void IListBox::SetDeselCallback(void (*cb)(IDoDad *, IDoDad *, int)) { + deselcallback = cb; + } + +void IListBox::Select(int s) { + if(selcallback != NULL) + (*selcallback)(parent, this, s); + sel[0] = s; + lastclick = time(NULL); + Rebuild(); + } |