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/*
* Functions involving the info/identify window.
*/
#include "ctwm.h"
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xatom.h>
#include "ctopts.h"
#include "drawing.h"
#include "functions.h"
#include "functions_internal.h"
#include "icons.h"
#include "otp.h"
#include "r_area.h"
#include "r_layout.h"
#include "screen.h"
#include "version.h"
#include "vscreen.h"
/* We hold it in a big static buffer */
#define INFO_LINES 30
#define INFO_SIZE 200
static char Info[INFO_LINES][INFO_SIZE];
/* The builder */
static void Identify(TwmWindow *t);
/*
* The functions that cause this to pop up.
*
* n.b.: these are referenced in the Developer Manual in doc/devman/; if
* you make any changes here be sure to tweak that if necessary.
*/
DFHANDLER(identify)
{
Identify(tmp_win);
}
DFHANDLER(version)
{
Identify(NULL);
}
/*
* Building and displaying.
*/
/*
* Backend for f.identify and f.version: Fills in the Info array with the
* appropriate bits for ctwm and the window specified (if any), and
* sizes/pops up the InfoWindow.
*
* Notably, the bits of Info aren't written into the window during this
* process; that happens later as a result of the expose event.
*/
static void
Identify(TwmWindow *t)
{
int i, n, twidth, width, height;
int x, y;
unsigned int wwidth, wheight, bw, depth;
Window junk;
int px, py, dummy;
unsigned udummy;
unsigned char *prop;
unsigned long nitems, bytesafter;
Atom actual_type;
int actual_format;
XRectangle inc_rect;
XRectangle logical_rect;
char *ctopts;
/*
* Include some checking we don't blow out _LINES. We use snprintf()
* exclusively to avoid blowing out _SIZE.
*
* In an ideal world, we'd probably fix this to be more dynamically
* allocated, but this will do for now.
*/
n = 0;
#define CHKN do { \
if(n > (INFO_LINES - 3)) { \
fprintf(stderr, "Overflowing Info[] on line %d\n", n); \
sprintf(Info[n++], "(overflow)"); \
goto info_dismiss; \
} \
} while(0)
snprintf(Info[n++], INFO_SIZE, "Twm version: %s", TwmVersion);
CHKN;
if(VCSRevision) {
snprintf(Info[n++], INFO_SIZE, "VCS Revision: %s", VCSRevision);
CHKN;
}
ctopts = ctopts_string(", ");
snprintf(Info[n++], INFO_SIZE, "Compile time options : %s", ctopts);
free(ctopts);
CHKN;
Info[n++][0] = '\0';
CHKN;
if(t) {
XGetGeometry(dpy, t->w, &JunkRoot, &JunkX, &JunkY,
&wwidth, &wheight, &bw, &depth);
XTranslateCoordinates(dpy, t->w, Scr->Root, 0, 0,
&x, &y, &junk);
snprintf(Info[n++], INFO_SIZE, "Name = \"%s\"",
t->name);
CHKN;
snprintf(Info[n++], INFO_SIZE, "Class.res_name = \"%s\"",
t->class.res_name);
CHKN;
snprintf(Info[n++], INFO_SIZE, "Class.res_class = \"%s\"",
t->class.res_class);
CHKN;
Info[n++][0] = '\0';
CHKN;
snprintf(Info[n++], INFO_SIZE,
"Geometry/root (UL) = %dx%d+%d+%d (Inner: %dx%d+%d+%d)",
wwidth + 2 * (bw + t->frame_bw3D),
wheight + 2 * (bw + t->frame_bw3D) + t->title_height,
x - (bw + t->frame_bw3D),
y - (bw + t->frame_bw3D + t->title_height),
wwidth, wheight, x, y);
CHKN;
snprintf(Info[n++], INFO_SIZE,
"Geometry/root (LR) = %dx%d-%d-%d (Inner: %dx%d-%d-%d)",
wwidth + 2 * (bw + t->frame_bw3D),
wheight + 2 * (bw + t->frame_bw3D) + t->title_height,
Scr->rootw - (x + wwidth + bw + t->frame_bw3D),
Scr->rooth - (y + wheight + bw + t->frame_bw3D),
wwidth, wheight,
Scr->rootw - (x + wwidth), Scr->rooth - (y + wheight));
CHKN;
snprintf(Info[n++], INFO_SIZE, "Border width = %d", bw);
CHKN;
snprintf(Info[n++], INFO_SIZE, "3D border width = %d", t->frame_bw3D);
CHKN;
snprintf(Info[n++], INFO_SIZE, "Depth = %d", depth);
CHKN;
if(t->vs &&
t->vs->wsw &&
t->vs->wsw->currentwspc) {
snprintf(Info[n++], INFO_SIZE, "Virtual Workspace = %s",
t->vs->wsw->currentwspc->name);
CHKN;
}
snprintf(Info[n++], INFO_SIZE, "OnTopPriority = %d",
OtpEffectiveDisplayPriority(t));
CHKN;
if(t->icon != NULL) {
int iwx, iwy;
XGetGeometry(dpy, t->icon->w, &JunkRoot, &iwx, &iwy,
&wwidth, &wheight, &bw, &depth);
Info[n++][0] = '\0';
CHKN;
snprintf(Info[n++], INFO_SIZE, "IconGeom/root = %dx%d+%d+%d",
wwidth, wheight, iwx, iwy);
CHKN;
snprintf(Info[n++], INFO_SIZE, "IconGeom/intern = %dx%d+%d+%d",
t->icon->w_width, t->icon->w_height,
t->icon->w_x, t->icon->w_y);
CHKN;
snprintf(Info[n++], INFO_SIZE, "IconBorder width = %d", bw);
CHKN;
snprintf(Info[n++], INFO_SIZE, "IconDepth = %d", depth);
CHKN;
}
if(XGetWindowProperty(dpy, t->w, XA_WM_CLIENT_MACHINE, 0L, 64, False,
XA_STRING, &actual_type, &actual_format, &nitems,
&bytesafter, &prop) == Success) {
if(nitems && prop) {
snprintf(Info[n++], INFO_SIZE, "Client machine = %s",
(char *)prop);
XFree(prop);
CHKN;
}
}
Info[n++][0] = '\0';
CHKN;
}
#undef CHKN
info_dismiss:
snprintf(Info[n++], INFO_SIZE, "Click to dismiss....");
/*
* OK, it's all built now.
*/
/* figure out the width and height of the info window */
height = n * (Scr->DefaultFont.height + 2);
width = 1;
for(i = 0; i < n; i++) {
XmbTextExtents(Scr->DefaultFont.font_set, Info[i],
strlen(Info[i]), &inc_rect, &logical_rect);
twidth = logical_rect.width;
if(twidth > width) {
width = twidth;
}
}
/* Unmap if it's currently up, while we muck with it */
if(Scr->InfoWindow.mapped) {
XUnmapWindow(dpy, Scr->InfoWindow.win);
/* Don't really need to bother since we're about to reset, but... */
Scr->InfoWindow.mapped = false;
}
/* Stash the new number of lines */
Scr->InfoWindow.lines = n;
width += 10; /* some padding */
height += 10; /* some padding */
if(XQueryPointer(dpy, Scr->Root, &JunkRoot, &JunkChild,
&dummy, &dummy, &px, &py, &udummy)) {
px -= width / 2;
py -= height / 3;
}
else {
px = py = 0;
}
{
RArea area = RAreaNew(px, py, width, height);
int min_x, min_y, max_bottom, max_right;
RLayoutFindLeftRightEdges(Scr->Layout, &area, &min_x, &max_right);
if(px < min_x) {
px = min_x;
}
else if(px + width - 1 > max_right) {
px = max_right - width + 1;
}
RLayoutFindTopBottomEdges(Scr->Layout, &area, &min_y, &max_bottom);
if(py < min_y) {
py = min_y;
}
else if(py + height - 1 > max_bottom) {
py = max_bottom - height + 1;
}
}
XMoveResizeWindow(dpy, Scr->InfoWindow.win, px, py, width, height);
XMapRaised(dpy, Scr->InfoWindow.win);
Scr->InfoWindow.mapped = true;
Scr->InfoWindow.width = width;
Scr->InfoWindow.height = height;
}
/*
* And the routine to actually write the text into the InfoWindow. This
* gets called from events.c as a result of Expose events on the window.
*/
void
draw_info_window(void)
{
int i;
const int height = Scr->DefaultFont.height + 2;
Draw3DBorder(Scr->InfoWindow.win, 0, 0,
Scr->InfoWindow.width, Scr->InfoWindow.height,
2, Scr->DefaultC, off, true, false);
FB(Scr->DefaultC.fore, Scr->DefaultC.back);
for(i = 0; i < Scr->InfoWindow.lines ; i++) {
XmbDrawString(dpy, Scr->InfoWindow.win, Scr->DefaultFont.font_set,
Scr->NormalGC, 5,
(i * height) + Scr->DefaultFont.y + 5,
Info[i], strlen(Info[i]));
}
}
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