const char * XPTextField::getValue() {
char desc[256];
XPGetWidgetDescriptor(getID(),desc,256);
return desc;
}
int XPPopupButtonProc(
XPWidgetMessage inMessage,
XPWidgetID inWidget,
long inParam1,
long inParam2)
{
// Select if we're in the background.
if (XPUSelectIfNeeded(inMessage, inWidget, inParam1, inParam2, 1/*eat*/)) return 1;
int fh, fv;
int l, t, r, b;
char buf[4096];
XPGetWidgetGeometry(inWidget, &l, &t, &r, &b);
XPLMGetFontDimensions(xplmFont_Basic, &fh, &fv, NULL);
int curItem = XPGetWidgetProperty(inWidget, xpProperty_PopupCurrentItem, NULL);
switch(inMessage) {
case xpMsg_Create:
case xpMsg_DescriptorChanged:
case xpMsg_PropertyChanged:
// If our data changes, reparse our descriptor to change our current item.
if (inMessage != xpMsg_PropertyChanged || inParam1 == xpProperty_PopupCurrentItem)
{
XPGetWidgetDescriptor(inWidget, buf, sizeof(buf));
char * p = buf;
int picksToSkip = curItem;
while (picksToSkip > 0)
{
while (*p && *p != ';') ++p;
if (*p == 0) break;
++p;
--picksToSkip;
}
char * term = p;
while (*term && *term != ';') ++term;
// Store an offset and length of our descriptor that will show as our current text.
XPSetWidgetProperty(inWidget, xpProperty_OffsetToCurrentItem, p - buf);
XPSetWidgetProperty(inWidget, xpProperty_CurrentItemLen, term - p);
XPSetWidgetProperty(inWidget, xpProperty_Enabled, 1);
}
return 1;
case xpMsg_Draw:
{
float white [4];
float gray [4];
int itemOffset = XPGetWidgetProperty(inWidget, xpProperty_OffsetToCurrentItem, NULL);
int itemLen = XPGetWidgetProperty(inWidget, xpProperty_CurrentItemLen, NULL);
// Drawing time. Find the sim version once.
static int sim;
static float firstTime = true;
static int charWidth;
if (firstTime)
{
firstTime = false;
int plugin;
XPLMHostApplicationID id;
XPLMGetVersions(&sim, &plugin, &id);
XPLMGetFontDimensions(xplmFont_Basic, &charWidth, NULL, NULL);
}
// If we are version 7 of the sim, use Sergio's great new popup item.
// Since there is no UI element code for this, we must draw it by hand!
if (sim >= 700)
{
/* XPLMSetGraphicsState(0, 1, 0, 0, 1, 0, 0);
XPLMBindTexture2d(XPLMGetTexture(xplm_Tex_GeneralInterface), 0);
glColor4f(1.0, 1.0, 1.0, 1.0);*/
int center = (t + b) / 2;
/// This is in the new widgets lib
/* XPDrawElement( l - 4, center - 13, r + 4, center + 13,
xpElement_PushButtonWithSelector, 0);
*/
XPDrawElement( l - 4, center - 13, r + 4, center + 13,
xpElement_PushButton, 0);
/*
// These are offsets for the popup button in the texture
DrawStretchedQuad(l - 4, center - 13, r + 4, center + 13,
357, 357+12,357+12+30, 357+12+30+26,
486, 486+8, 486+8+6, 486+8+6+12);*/
} else
// If we are version 6, use a window drag bar as a fake popup button.
XPDrawElement(l+2, b, r-2, t, xpElement_WindowDragBarSmooth, 0);
// Now draw the button label.
long titleLen = XPGetWidgetDescriptor(inWidget, buf, sizeof(buf));
SetupAmbientColor(xpColor_MenuText, white);
SetupAmbientColor(xpColor_MenuTextDisabled, gray);
if (charWidth)
{
long maxCharCapacity = (r - l - 24) / charWidth;
if (itemLen > maxCharCapacity)
itemLen = maxCharCapacity;
}
buf[itemOffset + itemLen] = 0;
if (buf[itemOffset] == '(') ++itemOffset;
titleLen = strlen(buf + itemOffset);
XPLMDrawString(XPGetWidgetProperty(inWidget, xpProperty_Enabled, 0) ? white : gray, l + 4, //(l + r) / 2 - (fh * titleLen / 2),
(t + b) / 2 - (fv / 2) + 2,
buf + itemOffset, NULL, xplmFont_Basic);
}
return 1;
case xpMsg_MouseDown:
// If the mouse is clicked, do a popup pick.
if (XPGetWidgetProperty(inWidget, xpProperty_Enabled, 0))
{
XPGetWidgetDescriptor(inWidget, buf, sizeof(buf));
XPPickPopup(l, t, buf, XPGetWidgetProperty(inWidget, xpProperty_PopupCurrentItem, NULL),
XPPopupWidgetProc, inWidget);
return 1;
}
default:
return 0;
}
}
