mirror of
https://github.com/reactos/reactos.git
synced 2024-11-05 22:26:39 +00:00
521 lines
15 KiB
C
521 lines
15 KiB
C
/* ---------- window.c ------------- */
|
|
|
|
#include "dflat.h"
|
|
|
|
DFWINDOW DfInFocus = NULL;
|
|
|
|
int DfForeground, DfBackground; /* current video colors */
|
|
|
|
static void TopLine(DFWINDOW, int, DFRECT);
|
|
|
|
/* --------- create a window ------------ */
|
|
DFWINDOW DfDfCreateWindow(
|
|
DFCLASS class, /* class of this window */
|
|
char *ttl, /* title or NULL */
|
|
int left, int top, /* upper left coordinates */
|
|
int height, int width, /* dimensions */
|
|
void *extension, /* pointer to additional data */
|
|
DFWINDOW parent, /* parent of this window */
|
|
int (*wndproc)(struct DfWindow *,enum DfMessages,DF_PARAM,DF_PARAM),
|
|
int attrib) /* window attribute */
|
|
{
|
|
DFWINDOW wnd = DfCalloc(1, sizeof(struct DfWindow));
|
|
if (wnd != NULL) {
|
|
int base;
|
|
/* ----- height, width = -1: fill the screen ------- */
|
|
if (height == -1)
|
|
height = DfScreenHeight;
|
|
if (width == -1)
|
|
width = DfScreenWidth;
|
|
/* ----- coordinates -1, -1 = center the window ---- */
|
|
if (left == -1)
|
|
wnd->rc.lf = (DfScreenWidth-width)/2;
|
|
else
|
|
wnd->rc.lf = left;
|
|
if (top == -1)
|
|
wnd->rc.tp = (DfScreenHeight-height)/2;
|
|
else
|
|
wnd->rc.tp = top;
|
|
wnd->attrib = attrib;
|
|
if (ttl != NULL)
|
|
DfAddAttribute(wnd, DF_HASTITLEBAR);
|
|
if (wndproc == NULL)
|
|
wnd->wndproc = DfClassDefs[class].wndproc;
|
|
else
|
|
wnd->wndproc = wndproc;
|
|
/* ---- derive attributes of base classes ---- */
|
|
base = class;
|
|
while (base != -1) {
|
|
DfAddAttribute(wnd, DfClassDefs[base].attrib);
|
|
base = DfClassDefs[base].base;
|
|
}
|
|
if (parent)
|
|
{
|
|
if (!DfTestAttribute(wnd, DF_NOCLIP))
|
|
{
|
|
/* -- keep upper left DfWithin borders of parent - */
|
|
wnd->rc.lf = max(wnd->rc.lf,DfGetClientLeft(parent));
|
|
wnd->rc.tp = max(wnd->rc.tp,DfGetClientTop(parent));
|
|
}
|
|
}
|
|
else
|
|
parent = DfApplicationWindow;
|
|
|
|
wnd->class = class;
|
|
wnd->extension = extension;
|
|
wnd->rc.rt = DfGetLeft(wnd)+width-1;
|
|
wnd->rc.bt = DfGetTop(wnd)+height-1;
|
|
wnd->ht = height;
|
|
wnd->wd = width;
|
|
if (ttl != NULL)
|
|
DfInsertTitle(wnd, ttl);
|
|
wnd->parent = parent;
|
|
wnd->oldcondition = wnd->condition = DF_SRESTORED;
|
|
wnd->RestoredRC = wnd->rc;
|
|
DfInitWindowColors(wnd);
|
|
DfSendMessage(wnd, DFM_CREATE_WINDOW, 0, 0);
|
|
if (DfIsVisible(wnd))
|
|
DfSendMessage(wnd, DFM_SHOW_WINDOW, 0, 0);
|
|
}
|
|
return wnd;
|
|
}
|
|
|
|
/* -------- add a title to a window --------- */
|
|
void DfAddTitle(DFWINDOW wnd, char *ttl)
|
|
{
|
|
DfInsertTitle(wnd, ttl);
|
|
DfSendMessage(wnd, DFM_BORDER, 0, 0);
|
|
}
|
|
|
|
/* ----- insert a title into a window ---------- */
|
|
void DfInsertTitle(DFWINDOW wnd, char *ttl)
|
|
{
|
|
wnd->title=DfRealloc(wnd->title,strlen(ttl)+1);
|
|
strcpy(wnd->title, ttl);
|
|
}
|
|
|
|
static char line[300];
|
|
|
|
/* ------ write a line to video window client area ------ */
|
|
void DfWriteLine(DFWINDOW wnd, char *str, int x, int y, BOOL pad)
|
|
{
|
|
char *cp;
|
|
int len;
|
|
int dif;
|
|
char wline[200];
|
|
|
|
memset(wline, 0, 200);
|
|
len = DfLineLength(str);
|
|
dif = strlen(str) - len;
|
|
strncpy(wline, str, DfClientWidth(wnd) + dif);
|
|
if (pad) {
|
|
cp = wline+strlen(wline);
|
|
while (len++ < DfClientWidth(wnd)-x)
|
|
*cp++ = ' ';
|
|
}
|
|
DfWPuts(wnd, wline, x, y);
|
|
}
|
|
|
|
DFRECT DfAdjustRectangle(DFWINDOW wnd, DFRECT rc)
|
|
{
|
|
/* -------- adjust the rectangle ------- */
|
|
if (DfTestAttribute(wnd, DF_HASBORDER)) {
|
|
if (DfRectLeft(rc) == 0)
|
|
--rc.rt;
|
|
else if (DfRectLeft(rc) < DfRectRight(rc) &&
|
|
DfRectLeft(rc) < DfWindowWidth(wnd)+1)
|
|
--rc.lf;
|
|
}
|
|
if (DfTestAttribute(wnd, DF_HASBORDER | DF_HASTITLEBAR)) {
|
|
if (DfRectTop(rc) == 0)
|
|
--rc.bt;
|
|
else if (DfRectTop(rc) < DfRectBottom(rc) &&
|
|
DfRectTop(rc) < DfWindowHeight(wnd)+1)
|
|
--rc.tp;
|
|
}
|
|
DfRectRight(rc) = max(DfRectLeft(rc),
|
|
min(DfRectRight(rc),DfWindowWidth(wnd)));
|
|
DfRectBottom(rc) = max(DfRectTop(rc),
|
|
min(DfRectBottom(rc),DfWindowHeight(wnd)));
|
|
return rc;
|
|
}
|
|
|
|
/* -------- display a window's title --------- */
|
|
void DfDisplayTitle(DFWINDOW wnd, DFRECT *rcc)
|
|
{
|
|
if (DfGetTitle(wnd) != NULL)
|
|
{
|
|
int tlen = min((int)strlen(DfGetTitle(wnd)), (int)DfWindowWidth(wnd)-2);
|
|
int tend = DfWindowWidth(wnd)-3-DfBorderAdj(wnd);
|
|
DFRECT rc;
|
|
|
|
if (rcc == NULL)
|
|
rc = DfRelativeWindowRect(wnd, DfWindowRect(wnd));
|
|
else
|
|
rc = *rcc;
|
|
rc = DfAdjustRectangle(wnd, rc);
|
|
|
|
if (DfSendMessage(wnd, DFM_TITLE, (DF_PARAM) rcc, 0))
|
|
{
|
|
if (wnd == DfInFocus)
|
|
{
|
|
DfForeground = DfCfg.clr[DF_TITLEBAR] [DF_HILITE_COLOR] [DF_FG];
|
|
DfBackground = DfCfg.clr[DF_TITLEBAR] [DF_HILITE_COLOR] [DF_BG];
|
|
}
|
|
else
|
|
{
|
|
DfForeground = DfCfg.clr[DF_TITLEBAR] [DF_STD_COLOR] [DF_FG];
|
|
DfBackground = DfCfg.clr[DF_TITLEBAR] [DF_STD_COLOR] [DF_BG];
|
|
}
|
|
memset(line,' ',DfWindowWidth(wnd));
|
|
#ifdef INCLUDE_MINIMIZE
|
|
if (wnd->condition != DF_ISMINIMIZED)
|
|
#endif
|
|
strncpy (line + ((DfWindowWidth(wnd)-2 - tlen) / 2),
|
|
wnd->title, tlen);
|
|
if (DfTestAttribute(wnd, DF_CONTROLBOX))
|
|
line[2-DfBorderAdj(wnd)] = DF_CONTROLBOXCHAR;
|
|
if (DfTestAttribute(wnd, DF_MINMAXBOX))
|
|
{
|
|
switch (wnd->condition)
|
|
{
|
|
case DF_SRESTORED:
|
|
#ifdef INCLUDE_MAXIMIZE
|
|
line[tend+1] = DF_MAXPOINTER;
|
|
#endif
|
|
#ifdef INCLUDE_MINIMIZE
|
|
line[tend] = DF_MINPOINTER;
|
|
#endif
|
|
break;
|
|
#ifdef INCLUDE_MINIMIZE
|
|
case DF_ISMINIMIZED:
|
|
line[tend+1] = DF_MAXPOINTER;
|
|
break;
|
|
#endif
|
|
#ifdef INCLUDE_MAXIMIZE
|
|
case DF_ISMAXIMIZED:
|
|
#ifdef INCLUDE_MINIMIZE
|
|
line[tend] = DF_MINPOINTER;
|
|
#endif
|
|
#ifdef INCLUDE_RESTORE
|
|
line[tend+1] = DF_RESTOREPOINTER;
|
|
#endif
|
|
break;
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
line[DfRectRight(rc)+1] = line[tend+3] = '\0';
|
|
if (wnd != DfInFocus)
|
|
DfClipString++;
|
|
DfWriteLine(wnd, line+DfRectLeft(rc),
|
|
DfRectLeft(rc)+DfBorderAdj(wnd),
|
|
0,
|
|
FALSE);
|
|
DfClipString = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* --- display right border shadow character of a window --- */
|
|
static void shadow_char(DFWINDOW wnd, int y)
|
|
{
|
|
int fg = DfForeground;
|
|
int bg = DfBackground;
|
|
int x = DfWindowWidth(wnd);
|
|
char c = DfVideoChar(DfGetLeft(wnd)+x, DfGetTop(wnd)+y);
|
|
|
|
if (DfTestAttribute(wnd, DF_SHADOW) == 0)
|
|
return;
|
|
DfForeground = DARKGRAY;
|
|
DfBackground = BLACK;
|
|
DfWPutch(wnd, c, x, y);
|
|
DfForeground = fg;
|
|
DfBackground = bg;
|
|
}
|
|
|
|
/* --- display the bottom border shadow line for a window -- */
|
|
static void shadowline(DFWINDOW wnd, DFRECT rc)
|
|
{
|
|
int i;
|
|
int y = DfGetBottom(wnd)+1;
|
|
int fg = DfForeground;
|
|
int bg = DfBackground;
|
|
|
|
if ((DfTestAttribute(wnd, DF_SHADOW)) == 0)
|
|
return;
|
|
for (i = 0; i < DfWindowWidth(wnd)+1; i++)
|
|
line[i] = DfVideoChar(DfGetLeft(wnd)+i, y);
|
|
line[i] = '\0';
|
|
DfForeground = DARKGRAY;
|
|
DfBackground = BLACK;
|
|
line[DfRectRight(rc)+1] = '\0';
|
|
if (DfRectLeft(rc) == 0)
|
|
rc.lf++;
|
|
DfClipString++;
|
|
DfWPuts(wnd, line+DfRectLeft(rc), DfRectLeft(rc),
|
|
DfWindowHeight(wnd));
|
|
--DfClipString;
|
|
DfForeground = fg;
|
|
DfBackground = bg;
|
|
}
|
|
|
|
static DFRECT ParamRect(DFWINDOW wnd, DFRECT *rcc)
|
|
{
|
|
DFRECT rc;
|
|
if (rcc == NULL) {
|
|
rc = DfRelativeWindowRect(wnd, DfWindowRect(wnd));
|
|
if (DfTestAttribute(wnd, DF_SHADOW)) {
|
|
rc.rt++;
|
|
rc.bt++;
|
|
}
|
|
}
|
|
else
|
|
rc = *rcc;
|
|
return rc;
|
|
}
|
|
|
|
void DfPaintShadow(DFWINDOW wnd)
|
|
{
|
|
int y;
|
|
DFRECT rc = ParamRect(wnd, NULL);
|
|
for (y = 1; y < DfWindowHeight(wnd); y++)
|
|
shadow_char(wnd, y);
|
|
shadowline(wnd, rc);
|
|
}
|
|
|
|
/* ------- display a window's border ----- */
|
|
void DfRepaintBorder(DFWINDOW wnd, DFRECT *rcc)
|
|
{
|
|
int y;
|
|
char lin, side, ne, nw, se, sw;
|
|
DFRECT rc, clrc;
|
|
|
|
if (!DfTestAttribute(wnd, DF_HASBORDER))
|
|
return;
|
|
rc = ParamRect(wnd, rcc);
|
|
clrc = DfAdjustRectangle(wnd, rc);
|
|
|
|
if (wnd == DfInFocus) {
|
|
lin = DF_FOCUS_LINE;
|
|
side = DF_FOCUS_SIDE;
|
|
ne = DF_FOCUS_NE;
|
|
nw = DF_FOCUS_NW;
|
|
se = DF_FOCUS_SE;
|
|
sw = DF_FOCUS_SW;
|
|
}
|
|
else {
|
|
lin = DF_LINE;
|
|
side = DF_SIDE;
|
|
ne = DF_NE;
|
|
nw = DF_NW;
|
|
se = DF_SE;
|
|
sw = DF_SW;
|
|
}
|
|
line[DfWindowWidth(wnd)] = '\0';
|
|
/* ---------- window title ------------ */
|
|
if (DfTestAttribute(wnd, DF_HASTITLEBAR))
|
|
if (DfRectTop(rc) == 0)
|
|
if (DfRectLeft(rc) < DfWindowWidth(wnd)-DfBorderAdj(wnd))
|
|
DfDisplayTitle(wnd, &rc);
|
|
DfForeground = DfFrameForeground(wnd);
|
|
DfBackground = DfFrameBackground(wnd);
|
|
/* -------- top frame corners --------- */
|
|
if (DfRectTop(rc) == 0) {
|
|
if (DfRectLeft(rc) == 0)
|
|
DfWPutch(wnd, nw, 0, 0);
|
|
if (DfRectLeft(rc) < DfWindowWidth(wnd)) {
|
|
if (DfRectRight(rc) >= DfWindowWidth(wnd)-1)
|
|
DfWPutch(wnd, ne, DfWindowWidth(wnd)-1, 0);
|
|
TopLine(wnd, lin, clrc);
|
|
}
|
|
}
|
|
|
|
/* ----------- window body ------------ */
|
|
for (y = DfRectTop(rc); y <= DfRectBottom(rc); y++) {
|
|
char ch;
|
|
if (y == 0 || y >= DfWindowHeight(wnd)-1)
|
|
continue;
|
|
if (DfRectLeft(rc) == 0)
|
|
DfWPutch(wnd, side, 0, y);
|
|
if (DfRectLeft(rc) < DfWindowWidth(wnd) &&
|
|
DfRectRight(rc) >= DfWindowWidth(wnd)-1) {
|
|
if (DfTestAttribute(wnd, DF_VSCROLLBAR))
|
|
ch = ( y == 1 ? DF_UPSCROLLBOX :
|
|
y == DfWindowHeight(wnd)-2 ?
|
|
DF_DOWNSCROLLBOX :
|
|
y-1 == wnd->VScrollBox ?
|
|
DF_SCROLLBOXCHAR :
|
|
DF_SCROLLBARCHAR );
|
|
else
|
|
ch = side;
|
|
DfWPutch(wnd, ch, DfWindowWidth(wnd)-1, y);
|
|
}
|
|
if (DfRectRight(rc) == DfWindowWidth(wnd))
|
|
shadow_char(wnd, y);
|
|
}
|
|
|
|
if (DfRectTop(rc) <= DfWindowHeight(wnd)-1 &&
|
|
DfRectBottom(rc) >= DfWindowHeight(wnd)-1) {
|
|
/* -------- bottom frame corners ---------- */
|
|
if (DfRectLeft(rc) == 0)
|
|
DfWPutch(wnd, sw, 0, DfWindowHeight(wnd)-1);
|
|
if (DfRectLeft(rc) < DfWindowWidth(wnd) &&
|
|
DfRectRight(rc) >= DfWindowWidth(wnd)-1)
|
|
DfWPutch(wnd, se, DfWindowWidth(wnd)-1,
|
|
DfWindowHeight(wnd)-1);
|
|
|
|
|
|
if (wnd->StatusBar == NULL) {
|
|
/* ----------- bottom line ------------- */
|
|
memset(line,lin,DfWindowWidth(wnd)-1);
|
|
if (DfTestAttribute(wnd, DF_HSCROLLBAR)) {
|
|
line[0] = DF_LEFTSCROLLBOX;
|
|
line[DfWindowWidth(wnd)-3] = DF_RIGHTSCROLLBOX;
|
|
memset(line+1, DF_SCROLLBARCHAR, DfWindowWidth(wnd)-4);
|
|
line[wnd->HScrollBox] = DF_SCROLLBOXCHAR;
|
|
}
|
|
line[DfWindowWidth(wnd)-2] = line[DfRectRight(rc)] = '\0';
|
|
if (DfRectLeft(rc) != DfRectRight(rc) ||
|
|
(DfRectLeft(rc) && DfRectLeft(rc) < DfWindowWidth(wnd)-1))
|
|
{
|
|
if (wnd != DfInFocus)
|
|
DfClipString++;
|
|
DfWriteLine(wnd,
|
|
line+(DfRectLeft(clrc)),
|
|
DfRectLeft(clrc)+1,
|
|
DfWindowHeight(wnd)-1,
|
|
FALSE);
|
|
DfClipString = 0;
|
|
}
|
|
}
|
|
if (DfRectRight(rc) == DfWindowWidth(wnd))
|
|
shadow_char(wnd, DfWindowHeight(wnd)-1);
|
|
}
|
|
if (DfRectBottom(rc) == DfWindowHeight(wnd))
|
|
/* ---------- bottom shadow ------------- */
|
|
shadowline(wnd, rc);
|
|
}
|
|
|
|
static void TopLine(DFWINDOW wnd, int lin, DFRECT rc)
|
|
{
|
|
if (DfTestAttribute(wnd, DF_HASMENUBAR))
|
|
return;
|
|
if (DfTestAttribute(wnd, DF_HASTITLEBAR) && DfGetTitle(wnd))
|
|
return;
|
|
if (DfRectLeft(rc) == 0) {
|
|
DfRectLeft(rc) += DfBorderAdj(wnd);
|
|
DfRectRight(rc) += DfBorderAdj(wnd);
|
|
}
|
|
if (DfRectRight(rc) < DfWindowWidth(wnd)-1)
|
|
DfRectRight(rc)++;
|
|
|
|
if (DfRectLeft(rc) < DfRectRight(rc)) {
|
|
/* ----------- top line ------------- */
|
|
memset(line,lin,DfWindowWidth(wnd)-1);
|
|
if (DfTestAttribute(wnd, DF_CONTROLBOX)) {
|
|
strncpy(line+1, " ", 3);
|
|
*(line+2) = DF_CONTROLBOXCHAR;
|
|
}
|
|
line[DfRectRight(rc)] = '\0';
|
|
DfWriteLine(wnd, line+DfRectLeft(rc),
|
|
DfRectLeft(rc), 0, FALSE);
|
|
}
|
|
}
|
|
|
|
/* ------ clear the data space of a window -------- */
|
|
void DfClearWindow(DFWINDOW wnd, DFRECT *rcc, int clrchar)
|
|
{
|
|
if (DfIsVisible(wnd)) {
|
|
int y;
|
|
DFRECT rc;
|
|
|
|
if (rcc == NULL)
|
|
rc = DfRelativeWindowRect(wnd, DfWindowRect(wnd));
|
|
else
|
|
rc = *rcc;
|
|
|
|
if (DfRectLeft(rc) == 0)
|
|
DfRectLeft(rc) = DfBorderAdj(wnd);
|
|
if (DfRectRight(rc) > DfWindowWidth(wnd)-1)
|
|
DfRectRight(rc) = DfWindowWidth(wnd)-1;
|
|
DfSetStandardColor(wnd);
|
|
memset(line, clrchar, sizeof line);
|
|
line[DfRectRight(rc)+1] = '\0';
|
|
for (y = DfRectTop(rc); y <= DfRectBottom(rc); y++)
|
|
{
|
|
if (y < DfTopBorderAdj(wnd) ||
|
|
y > DfClientHeight(wnd)+
|
|
(DfTestAttribute(wnd, DF_HASMENUBAR) ? 1 : 0))
|
|
continue;
|
|
DfWriteLine(wnd,
|
|
line+(DfRectLeft(rc)),
|
|
DfRectLeft(rc),
|
|
y,
|
|
FALSE);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* ------ compute the logical line length of a window ------ */
|
|
int DfLineLength(char *ln)
|
|
{
|
|
int len = strlen(ln);
|
|
char *cp = ln;
|
|
while ((cp = strchr(cp, DF_CHANGECOLOR)) != NULL)
|
|
{
|
|
cp++;
|
|
len -= 3;
|
|
}
|
|
cp = ln;
|
|
while ((cp = strchr(cp, DF_RESETCOLOR)) != NULL)
|
|
{
|
|
cp++;
|
|
--len;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
void DfInitWindowColors(DFWINDOW wnd)
|
|
{
|
|
int fbg,col;
|
|
int cls = DfGetClass(wnd);
|
|
/* window classes without assigned colors inherit parent's colors */
|
|
if (DfCfg.clr[cls][0][0] == 0xff && DfGetParent(wnd) != NULL)
|
|
cls = DfGetClass(DfGetParent(wnd));
|
|
/* ---------- set the colors ---------- */
|
|
for (fbg = 0; fbg < 2; fbg++)
|
|
for (col = 0; col < 4; col++)
|
|
wnd->WindowColors[col][fbg] = DfCfg.clr[cls][col][fbg];
|
|
}
|
|
|
|
void DfPutWindowChar(DFWINDOW wnd, char c, int x, int y)
|
|
{
|
|
if (x < DfClientWidth(wnd) && y < DfClientHeight(wnd))
|
|
DfWPutch(wnd, c, x+DfBorderAdj(wnd), y+DfTopBorderAdj(wnd));
|
|
}
|
|
|
|
void DfPutWindowLine(DFWINDOW wnd, void *s, int x, int y)
|
|
{
|
|
int saved = FALSE;
|
|
int sv = 0;
|
|
|
|
if (x < DfClientWidth(wnd) && y < DfClientHeight(wnd))
|
|
{
|
|
char *en = (char *)s+DfClientWidth(wnd)-x;
|
|
if ((int)(strlen(s)+x) > (int)DfClientWidth(wnd))
|
|
{
|
|
sv = *en;
|
|
*en = '\0';
|
|
saved = TRUE;
|
|
}
|
|
DfClipString++;
|
|
DfWPuts(wnd, s, x+DfBorderAdj(wnd), y+DfTopBorderAdj(wnd));
|
|
--DfClipString;
|
|
if (saved)
|
|
*en = sv;
|
|
}
|
|
}
|
|
|
|
/* EOF */
|