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(svn r15561) -Fix [FS#2646]: segfault when saving a preset with unknown NewGRFs

This commit is contained in:
rubidium 2009-02-23 20:45:34 +00:00
parent cfc233e2ab
commit c876e3e1b2
1 changed files with 6 additions and 2 deletions
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8
src/newgrf_gui.cpp
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@ -394,18 +394,22 @@ struct NewGRFWindow : public Window {
SetDParamStr(0, _grf_preset_list[this->preset]);
this->widget[SNGRFS_PRESET_LIST].data = STR_JUST_RAW_STRING;
}
this->SetWidgetDisabledState(SNGRFS_PRESET_DELETE, this->preset == -1);
bool has_missing = false;
bool has_compatible = false;
for (const GRFConfig *c = this->list; !has_missing && c != NULL; c = c->next) {
has_missing = c->status == GCS_NOT_FOUND || HasBit(c->flags, GCF_COMPATIBLE);
has_missing |= c->status == GCS_NOT_FOUND;
has_compatible |= HasBit(c->flags, GCF_COMPATIBLE);
}
if (has_missing) {
if (has_missing || has_compatible) {
this->widget[SNGRFS_CONTENT_DOWNLOAD].data = STR_CONTENT_INTRO_MISSING_BUTTON;
this->widget[SNGRFS_CONTENT_DOWNLOAD].tooltips = STR_CONTENT_INTRO_MISSING_BUTTON_TIP;
} else {
this->widget[SNGRFS_CONTENT_DOWNLOAD].data = STR_CONTENT_INTRO_BUTTON;
this->widget[SNGRFS_CONTENT_DOWNLOAD].tooltips = STR_CONTENT_INTRO_BUTTON_TIP;
}
this->SetWidgetDisabledState(SNGRFS_PRESET_SAVE, has_missing);
this->DrawWidgets();