mirror of
https://github.com/reactos/reactos.git
synced 2024-11-19 13:33:42 +00:00
395 lines
12 KiB
C
395 lines
12 KiB
C
/* ------------- popdown.c ----------- */
|
|
|
|
#include "dflat.h"
|
|
|
|
static int SelectionWidth(struct DfPopDown *);
|
|
static int py = -1;
|
|
|
|
/* ------------ DFM_CREATE_WINDOW Message ------------- */
|
|
static int CreateWindowMsg(DFWINDOW wnd)
|
|
{
|
|
int rtn, adj;
|
|
|
|
DfClearAttribute (wnd,
|
|
DF_HASTITLEBAR |
|
|
DF_VSCROLLBAR |
|
|
DF_MOVEABLE |
|
|
DF_SIZEABLE |
|
|
DF_HSCROLLBAR);
|
|
|
|
/* ------ adjust to keep popdown on screen ----- */
|
|
adj = DfGetScreenHeight()-1-wnd->rc.bt;
|
|
if (adj < 0)
|
|
{
|
|
wnd->rc.tp += adj;
|
|
wnd->rc.bt += adj;
|
|
}
|
|
adj = DfGetScreenWidth()-1-wnd->rc.rt;
|
|
if (adj < 0)
|
|
{
|
|
wnd->rc.lf += adj;
|
|
wnd->rc.rt += adj;
|
|
}
|
|
|
|
rtn = DfBaseWndProc(DF_POPDOWNMENU, wnd, DFM_CREATE_WINDOW, 0, 0);
|
|
DfSendMessage(wnd, DFM_CAPTURE_MOUSE, 0, 0);
|
|
DfSendMessage(wnd, DFM_CAPTURE_KEYBOARD, 0, 0);
|
|
DfSendMessage(NULL, DFM_SAVE_CURSOR, 0, 0);
|
|
DfSendMessage(NULL, DFM_HIDE_CURSOR, 0, 0);
|
|
wnd->oldFocus = DfInFocus;
|
|
DfInFocus = wnd;
|
|
|
|
return rtn;
|
|
}
|
|
|
|
/* --------- DFM_LEFT_BUTTON Message --------- */
|
|
static void LeftButtonMsg(DFWINDOW wnd, DF_PARAM p1, DF_PARAM p2)
|
|
{
|
|
int my = (int) p2 - DfGetTop(wnd);
|
|
if (DfInsideRect(p1, p2, DfClientRect(wnd))) {
|
|
if (my != py) {
|
|
DfSendMessage(wnd, DFM_LB_SELECTION,
|
|
(DF_PARAM) wnd->wtop+my-1, TRUE);
|
|
py = my;
|
|
}
|
|
}
|
|
else if ((int)p2 == DfGetTop(DfGetParent(wnd)))
|
|
if (DfGetClass(DfGetParent(wnd)) == DF_MENUBAR)
|
|
DfPostMessage(DfGetParent(wnd), DFM_LEFT_BUTTON, p1, p2);
|
|
}
|
|
|
|
/* -------- BUTTON_RELEASED Message -------- */
|
|
static BOOL ButtonReleasedMsg(DFWINDOW wnd, DF_PARAM p1, DF_PARAM p2)
|
|
{
|
|
py = -1;
|
|
if (DfInsideRect((int)p1, (int)p2, DfClientRect(wnd))) {
|
|
int sel = (int)p2 - DfGetClientTop(wnd);
|
|
if (*DfTextLine(wnd, sel) != DF_LINE)
|
|
DfSendMessage(wnd, DFM_LB_CHOOSE, wnd->selection, 0);
|
|
}
|
|
else {
|
|
DFWINDOW pwnd = DfGetParent(wnd);
|
|
if (DfGetClass(pwnd) == DF_MENUBAR && (int)p2==DfGetTop(pwnd))
|
|
return FALSE;
|
|
if ((int)p1 == DfGetLeft(pwnd)+2)
|
|
return FALSE;
|
|
DfSendMessage(wnd, DFM_CLOSE_WINDOW, 0, 0);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/* --------- DFM_PAINT Message -------- */
|
|
static void PaintMsg(DFWINDOW wnd)
|
|
{
|
|
int wd;
|
|
char sep[80], *cp = sep;
|
|
char sel[80];
|
|
struct DfPopDown *ActivePopDown;
|
|
struct DfPopDown *pd1;
|
|
|
|
ActivePopDown = pd1 = wnd->mnu->Selections;
|
|
wd = DfMenuWidth(ActivePopDown)-2;
|
|
while (wd--)
|
|
*cp++ = DF_LINE;
|
|
*cp = '\0';
|
|
DfSendMessage(wnd, DFM_CLEARTEXT, 0, 0);
|
|
wnd->selection = wnd->mnu->Selection;
|
|
while (pd1->SelectionTitle != NULL) {
|
|
if (*pd1->SelectionTitle == DF_LINE)
|
|
DfSendMessage(wnd, DFM_ADDTEXT, (DF_PARAM) sep, 0);
|
|
else {
|
|
int len;
|
|
memset(sel, '\0', sizeof sel);
|
|
if (pd1->Attrib & DF_INACTIVE)
|
|
/* ------ inactive menu selection ----- */
|
|
sprintf(sel, "%c%c%c",
|
|
DF_CHANGECOLOR,
|
|
wnd->WindowColors [DF_HILITE_COLOR] [DF_FG]|0x80,
|
|
wnd->WindowColors [DF_STD_COLOR] [DF_BG]|0x80);
|
|
strcat(sel, " ");
|
|
if (pd1->Attrib & DF_CHECKED)
|
|
/* ---- paint the toggle checkmark ---- */
|
|
sel[strlen(sel)-1] = DF_CHECKMARK;
|
|
len=DfCopyCommand(sel+strlen(sel),pd1->SelectionTitle,
|
|
pd1->Attrib & DF_INACTIVE,
|
|
wnd->WindowColors [DF_STD_COLOR] [DF_BG]);
|
|
if (pd1->Accelerator) {
|
|
/* ---- paint accelerator key ---- */
|
|
int i;
|
|
int wd1 = 2+SelectionWidth(ActivePopDown) -
|
|
strlen(pd1->SelectionTitle);
|
|
for (i = 0; keys[i].keylabel; i++) {
|
|
if (keys[i].keycode == pd1->Accelerator) {
|
|
while (wd1--)
|
|
strcat(sel, " ");
|
|
sprintf(sel+strlen(sel), "[%s]",
|
|
keys[i].keylabel);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (pd1->Attrib & DF_CASCADED) {
|
|
/* ---- paint cascaded menu token ---- */
|
|
if (!pd1->Accelerator) {
|
|
wd = DfMenuWidth(ActivePopDown)-len+1;
|
|
while (wd--)
|
|
strcat(sel, " ");
|
|
}
|
|
sel[strlen(sel)-1] = DF_CASCADEPOINTER;
|
|
}
|
|
else
|
|
strcat(sel, " ");
|
|
strcat(sel, " ");
|
|
sel[strlen(sel)-1] = DF_RESETCOLOR;
|
|
DfSendMessage(wnd, DFM_ADDTEXT, (DF_PARAM) sel, 0);
|
|
}
|
|
pd1++;
|
|
}
|
|
}
|
|
|
|
/* ---------- DFM_BORDER Message ----------- */
|
|
static int BorderMsg(DFWINDOW wnd)
|
|
{
|
|
int i, rtn = TRUE;
|
|
DFWINDOW currFocus;
|
|
if (wnd->mnu != NULL) {
|
|
currFocus = DfInFocus;
|
|
DfInFocus = NULL;
|
|
rtn = DfBaseWndProc(DF_POPDOWNMENU, wnd, DFM_BORDER, 0, 0);
|
|
DfInFocus = currFocus;
|
|
for (i = 0; i < DfClientHeight(wnd); i++) {
|
|
if (*DfTextLine(wnd, i) == DF_LINE) {
|
|
DfWPutch(wnd, DF_LEDGE, 0, i+1);
|
|
DfWPutch(wnd, DF_REDGE, DfWindowWidth(wnd)-1, i+1);
|
|
}
|
|
}
|
|
}
|
|
return rtn;
|
|
}
|
|
|
|
/* -------------- DFM_LB_CHOOSE Message -------------- */
|
|
static void LBChooseMsg(DFWINDOW wnd, DF_PARAM p1)
|
|
{
|
|
struct DfPopDown *ActivePopDown = wnd->mnu->Selections;
|
|
if (ActivePopDown != NULL) {
|
|
int *attr = &(ActivePopDown+(int)p1)->Attrib;
|
|
wnd->mnu->Selection = (int)p1;
|
|
if (!(*attr & DF_INACTIVE)) {
|
|
if (*attr & DF_TOGGLE)
|
|
*attr ^= DF_CHECKED;
|
|
DfPostMessage(DfGetParent(wnd), DFM_COMMAND,
|
|
(ActivePopDown+(int)p1)->ActionId, p1);
|
|
}
|
|
else
|
|
DfBeep();
|
|
}
|
|
}
|
|
|
|
/* ---------- DFM_KEYBOARD Message --------- */
|
|
static BOOL KeyboardMsg(DFWINDOW wnd, DF_PARAM p1, DF_PARAM p2)
|
|
{
|
|
struct DfPopDown *ActivePopDown = wnd->mnu->Selections;
|
|
|
|
if (wnd->mnu != NULL)
|
|
{
|
|
if (ActivePopDown != NULL)
|
|
{
|
|
int c = (int)p1;
|
|
int sel = 0;
|
|
int a;
|
|
struct DfPopDown *pd = ActivePopDown;
|
|
|
|
if ((c & DF_OFFSET) == 0)
|
|
c = tolower(c);
|
|
a = DfAltConvert(c);
|
|
|
|
while (pd->SelectionTitle != NULL)
|
|
{
|
|
char *cp = strchr(pd->SelectionTitle, DF_SHORTCUTCHAR);
|
|
|
|
/* FIXME: DfAltConvert bug !! */
|
|
if ((cp && tolower(*(cp+1)) == c) ||
|
|
// (a && tolower(*(cp+1)) == a) ||
|
|
pd->Accelerator == c)
|
|
{
|
|
DfPostMessage(wnd, DFM_LB_SELECTION, sel, 0);
|
|
DfPostMessage(wnd, DFM_LB_CHOOSE, sel, TRUE);
|
|
return TRUE;
|
|
}
|
|
pd++;
|
|
sel++;
|
|
}
|
|
}
|
|
}
|
|
|
|
switch ((int)p1)
|
|
{
|
|
case DF_F1:
|
|
if (ActivePopDown == NULL)
|
|
DfSendMessage(DfGetParent(wnd), DFM_KEYBOARD, p1, p2);
|
|
else
|
|
DfDisplayHelp(wnd,
|
|
(ActivePopDown+wnd->selection)->help);
|
|
return TRUE;
|
|
case DF_ESC:
|
|
DfSendMessage(wnd, DFM_CLOSE_WINDOW, 0, 0);
|
|
return TRUE;
|
|
case DF_FWD:
|
|
case DF_BS:
|
|
if (DfGetClass(DfGetParent(wnd)) == DF_MENUBAR)
|
|
DfPostMessage(DfGetParent(wnd), DFM_KEYBOARD, p1, p2);
|
|
return TRUE;
|
|
case DF_UP:
|
|
if (wnd->selection == 0) {
|
|
if (wnd->wlines == DfClientHeight(wnd)) {
|
|
DfPostMessage(wnd, DFM_LB_SELECTION,
|
|
wnd->wlines-1, FALSE);
|
|
return TRUE;
|
|
}
|
|
}
|
|
break;
|
|
case DF_DN:
|
|
if (wnd->selection == wnd->wlines-1) {
|
|
if (wnd->wlines == DfClientHeight(wnd)) {
|
|
DfPostMessage(wnd, DFM_LB_SELECTION, 0, FALSE);
|
|
return TRUE;
|
|
}
|
|
}
|
|
break;
|
|
case DF_HOME:
|
|
case DF_END:
|
|
case '\r':
|
|
break;
|
|
default:
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/* ----------- DFM_CLOSE_WINDOW Message ---------- */
|
|
static int CloseWindowMsg(DFWINDOW wnd)
|
|
{
|
|
int rtn;
|
|
DFWINDOW pwnd = DfGetParent(wnd);
|
|
DfSendMessage(wnd, DFM_RELEASE_MOUSE, 0, 0);
|
|
DfSendMessage(wnd, DFM_RELEASE_KEYBOARD, 0, 0);
|
|
DfSendMessage(NULL, DFM_RESTORE_CURSOR, 0, 0);
|
|
DfInFocus = wnd->oldFocus;
|
|
rtn = DfBaseWndProc(DF_POPDOWNMENU, wnd, DFM_CLOSE_WINDOW, 0, 0);
|
|
DfSendMessage(pwnd, DFM_CLOSE_POPDOWN, 0, 0);
|
|
return rtn;
|
|
}
|
|
|
|
/* - Window processing module for DF_POPDOWNMENU window class - */
|
|
int DfPopDownProc(DFWINDOW wnd, DFMESSAGE msg, DF_PARAM p1, DF_PARAM p2)
|
|
{
|
|
switch (msg) {
|
|
case DFM_CREATE_WINDOW:
|
|
return CreateWindowMsg(wnd);
|
|
case DFM_LEFT_BUTTON:
|
|
LeftButtonMsg(wnd, p1, p2);
|
|
return FALSE;
|
|
case DOUBLE_CLICK:
|
|
return TRUE;
|
|
case DFM_LB_SELECTION:
|
|
if (*DfTextLine(wnd, (int)p1) == DF_LINE)
|
|
return TRUE;
|
|
wnd->mnu->Selection = (int)p1;
|
|
break;
|
|
case DFM_BUTTON_RELEASED:
|
|
if (ButtonReleasedMsg(wnd, p1, p2))
|
|
return TRUE;
|
|
break;
|
|
case DFM_BUILD_SELECTIONS:
|
|
wnd->mnu = (void *) p1;
|
|
wnd->selection = wnd->mnu->Selection;
|
|
break;
|
|
case DFM_PAINT:
|
|
if (wnd->mnu == NULL)
|
|
return TRUE;
|
|
PaintMsg(wnd);
|
|
break;
|
|
case DFM_BORDER:
|
|
return BorderMsg(wnd);
|
|
case DFM_LB_CHOOSE:
|
|
LBChooseMsg(wnd, p1);
|
|
return TRUE;
|
|
case DFM_KEYBOARD:
|
|
if (KeyboardMsg(wnd, p1, p2))
|
|
return TRUE;
|
|
break;
|
|
case DFM_CLOSE_WINDOW:
|
|
return CloseWindowMsg(wnd);
|
|
default:
|
|
break;
|
|
}
|
|
return DfBaseWndProc(DF_POPDOWNMENU, wnd, msg, p1, p2);
|
|
}
|
|
|
|
/* --------- compute menu height -------- */
|
|
int DfMenuHeight(struct DfPopDown *pd)
|
|
{
|
|
int ht = 0;
|
|
while (pd[ht].SelectionTitle != NULL)
|
|
ht++;
|
|
return ht+2;
|
|
}
|
|
|
|
/* --------- compute menu width -------- */
|
|
int DfMenuWidth(struct DfPopDown *pd)
|
|
{
|
|
int wd = 0, i;
|
|
int len = 0;
|
|
|
|
wd = SelectionWidth(pd);
|
|
while (pd->SelectionTitle != NULL) {
|
|
if (pd->Accelerator) {
|
|
for (i = 0; keys[i].keylabel; i++)
|
|
if (keys[i].keycode == pd->Accelerator) {
|
|
len = max(len, (int)(2+strlen(keys[i].keylabel)));
|
|
break;
|
|
}
|
|
}
|
|
if (pd->Attrib & DF_CASCADED)
|
|
len = max(len, 2);
|
|
pd++;
|
|
}
|
|
return wd+5+len;
|
|
}
|
|
|
|
/* ---- compute the maximum selection width in a menu ---- */
|
|
static int SelectionWidth(struct DfPopDown *pd)
|
|
{
|
|
int wd = 0;
|
|
while (pd->SelectionTitle != NULL) {
|
|
int len = strlen(pd->SelectionTitle)-1;
|
|
wd = max(wd, len);
|
|
pd++;
|
|
}
|
|
return wd;
|
|
}
|
|
|
|
/* ----- copy a menu command to a display buffer ---- */
|
|
int DfCopyCommand(char *dest, char *src, int skipcolor, int bg)
|
|
{
|
|
char *d = dest;
|
|
while (*src && *src != '\n') {
|
|
if (*src == DF_SHORTCUTCHAR) {
|
|
src++;
|
|
if (!skipcolor) {
|
|
*dest++ = DF_CHANGECOLOR;
|
|
*dest++ = DfCfg.clr[DF_POPDOWNMENU]
|
|
[DF_HILITE_COLOR] [DF_BG] | 0x80;
|
|
*dest++ = bg | 0x80;
|
|
*dest++ = *src++;
|
|
*dest++ = DF_RESETCOLOR;
|
|
}
|
|
}
|
|
else
|
|
*dest++ = *src++;
|
|
}
|
|
return (int) (dest - d);
|
|
}
|
|
|
|
/* EOF */
|