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(svn r7516) -Codechange: Number the newgrf-gui widgets and use their symbolic names for access with some const goodness.

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Darkvater 2006-12-20 19:16:44 +00:00
parent 38c2574b3c
commit 9fc627f99b
1 changed files with 32 additions and 18 deletions
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48
newgrf_gui.c
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@ -226,31 +226,45 @@ typedef struct newgrf_d {
} newgrf_d;
assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(newgrf_d));
enum ShowNewGRFStateWidgets {
SNGRFS_ADD = 3,
SNGRFS_REMOVE,
SNGRFS_MOVE_UP,
SNGRFS_MOVE_DOWN,
SNGRFS_FILE_LIST = 7,
SNGRFS_NEWGRF_INFO = 9,
SNGRFS_SET_PARAMETERS,
};
static void SetupNewGRFState(Window *w)
{
bool disable_all = WP(w, newgrf_d).sel == NULL || !WP(w, newgrf_d).editable;
SetWindowWidgetDisabledState(w, 3, !WP(w, newgrf_d).editable);
SetWindowWidgetsDisabledState(w, disable_all, 4, 5, 6, WIDGET_LIST_END);
SetWindowWidgetDisabledState(w, 10, !WP(w, newgrf_d).show_params || disable_all);
SetWindowWidgetsDisabledState(w, disable_all,
SNGRFS_REMOVE,
SNGRFS_MOVE_UP,
SNGRFS_MOVE_DOWN,
WIDGET_LIST_END
);
SetWindowWidgetDisabledState(w, SNGRFS_SET_PARAMETERS, !WP(w, newgrf_d).show_params || disable_all);
if (!disable_all) {
/* All widgets are now enabled, so disable widgets we can't use */
if (WP(w, newgrf_d).sel == *WP(w, newgrf_d).list) DisableWindowWidget(w, 5);
if (WP(w, newgrf_d).sel->next == NULL) DisableWindowWidget(w, 6);
if (WP(w, newgrf_d).sel == *WP(w, newgrf_d).list) DisableWindowWidget(w, SNGRFS_MOVE_UP);
if (WP(w, newgrf_d).sel->next == NULL) DisableWindowWidget(w, SNGRFS_MOVE_DOWN);
}
}
static void SetupNewGRFWindow(Window *w)
{
GRFConfig *c;
const GRFConfig *c;
int i;
for (c = *WP(w, newgrf_d).list, i = 0; c != NULL; c = c->next, i++);
w->vscroll.cap = (w->widget[7].bottom - w->widget[7].top) / 14 + 1;
w->vscroll.cap = (w->widget[SNGRFS_FILE_LIST].bottom - w->widget[SNGRFS_FILE_LIST].top) / 14 + 1;
SetVScrollCount(w, i);
}
@ -259,7 +273,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
{
switch (e->event) {
case WE_PAINT: {
GRFConfig *c;
const GRFConfig *c;
int i, y;
SetupNewGRFState(w);
@ -267,7 +281,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
DrawWindowWidgets(w);
/* Draw NewGRF list */
y = w->widget[7].top;
y = w->widget[SNGRFS_FILE_LIST].top;
for (c = *WP(w, newgrf_d).list, i = 0; c != NULL; c = c->next, i++) {
if (i >= w->vscroll.pos && i < w->vscroll.pos + w->vscroll.cap) {
const char *text = (c->name != NULL && strlen(c->name) != 0) ? c->name : c->filename;
@ -292,7 +306,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
if (WP(w, newgrf_d).sel != NULL) {
/* Draw NewGRF file info */
const Widget *wi = &w->widget[9];
const Widget *wi = &w->widget[SNGRFS_NEWGRF_INFO];
ShowNewGRFInfo(WP(w, newgrf_d).sel, wi->left + 2, wi->top + 2, wi->right - wi->left - 2, WP(w, newgrf_d).show_params);
}
@ -305,7 +319,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
case WE_CLICK:
switch (e->we.click.widget) {
case 3: { /* Add GRF */
case SNGRFS_ADD: { /* Add GRF */
GRFConfig **list = WP(w, newgrf_d).list;
Window *w;
@ -317,7 +331,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
break;
}
case 4: { /* Remove GRF */
case SNGRFS_REMOVE: { /* Remove GRF */
GRFConfig **pc, *c, *newsel;
/* Choose the next GRF file to be the selected file */
@ -341,7 +355,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
break;
}
case 5: { /* Move GRF up */
case SNGRFS_MOVE_UP: { /* Move GRF up */
GRFConfig **pc, *c;
if (WP(w, newgrf_d).sel == NULL) break;
@ -357,7 +371,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
break;
}
case 6: { /* Move GRF down */
case SNGRFS_MOVE_DOWN: { /* Move GRF down */
GRFConfig **pc, *c;
if (WP(w, newgrf_d).sel == NULL) break;
@ -373,9 +387,9 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
break;
}
case 7: { /* Select a GRF */
case SNGRFS_FILE_LIST: { /* Select a GRF */
GRFConfig *c;
uint i = (e->we.click.pt.y - w->widget[7].top) / 14 + w->vscroll.pos;
uint i = (e->we.click.pt.y - w->widget[SNGRFS_FILE_LIST].top) / 14 + w->vscroll.pos;
for (c = *WP(w, newgrf_d).list; c != NULL && i > 0; c = c->next, i--);
WP(w, newgrf_d).sel = c;
@ -384,7 +398,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
break;
}
case 10: { /* Edit parameters */
case SNGRFS_SET_PARAMETERS: { /* Edit parameters */
char buff[512];
if (WP(w, newgrf_d).sel == NULL) break;
@ -409,7 +423,7 @@ static void NewGRFWndProc(Window *w, WindowEvent *e)
case WE_RESIZE:
w->vscroll.cap += e->we.sizing.diff.y / 14;
w->widget[7].data = (w->vscroll.cap << 8) + 1;
w->widget[SNGRFS_FILE_LIST].data = (w->vscroll.cap << 8) + 1;
break;
}
}