619 lines
18 KiB
C++
619 lines
18 KiB
C++
// dialog.cxx: implementation of an XML-configurable dialog box.
|
||
|
||
#include <stdlib.h> // atof()
|
||
|
||
#include <Input/input.hxx>
|
||
|
||
#include "dialog.hxx"
|
||
#include "new_gui.hxx"
|
||
|
||
#include "puList.hxx"
|
||
#include "AirportList.hxx"
|
||
#include "layout.hxx"
|
||
|
||
int fgPopup::checkHit(int button, int updown, int x, int y)
|
||
{
|
||
int result = puPopup::checkHit(button, updown, x, y);
|
||
|
||
if ( !_draggable)
|
||
return result;
|
||
|
||
// This is annoying. We would really want a true result from the
|
||
// superclass to indicate "handled by child object", but all it
|
||
// tells us is that the pointer is inside the dialog. So do the
|
||
// intersection test (again) to make sure we don't start a drag
|
||
// when inside controls.
|
||
|
||
if(updown == PU_DOWN && !_dragging) {
|
||
if(!result)
|
||
return 0;
|
||
|
||
int hit = getHitObjects(this, x, y);
|
||
if(hit & (PUCLASS_BUTTON|PUCLASS_ONESHOT|PUCLASS_INPUT))
|
||
return result;
|
||
|
||
int px, py;
|
||
getPosition(&px, &py);
|
||
_dragging = true;
|
||
_dX = px - x;
|
||
_dY = py - y;
|
||
} else if(updown == PU_DRAG && _dragging) {
|
||
setPosition(x + _dX, y + _dY);
|
||
} else {
|
||
_dragging = false;
|
||
}
|
||
return result;
|
||
}
|
||
|
||
int fgPopup::getHitObjects(puObject *object, int x, int y)
|
||
{
|
||
int type = 0;
|
||
if(object->getType() & PUCLASS_GROUP)
|
||
for (puObject *obj = ((puGroup *)object)->getFirstChild();
|
||
obj; obj = obj->getNextObject())
|
||
type |= getHitObjects(obj, x, y);
|
||
|
||
int cx, cy, cw, ch;
|
||
object->getAbsolutePosition(&cx, &cy);
|
||
object->getSize(&cw, &ch);
|
||
if(x >= cx && x < cx + cw && y >= cy && y < cy + ch)
|
||
type |= object->getType();
|
||
return type;
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Callbacks.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
/**
|
||
* User data for a GUI object.
|
||
*/
|
||
struct GUIInfo
|
||
{
|
||
GUIInfo (FGDialog * d);
|
||
virtual ~GUIInfo ();
|
||
|
||
FGDialog * dialog;
|
||
vector <FGBinding *> bindings;
|
||
};
|
||
|
||
|
||
/**
|
||
* Action callback.
|
||
*/
|
||
static void
|
||
action_callback (puObject * object)
|
||
{
|
||
GUIInfo * info = (GUIInfo *)object->getUserData();
|
||
NewGUI * gui = (NewGUI *)globals->get_subsystem("gui");
|
||
gui->setActiveDialog(info->dialog);
|
||
int nBindings = info->bindings.size();
|
||
for (int i = 0; i < nBindings; i++) {
|
||
info->bindings[i]->fire();
|
||
if (gui->getActiveDialog() == 0)
|
||
break;
|
||
}
|
||
gui->setActiveDialog(0);
|
||
}
|
||
|
||
|
||
static void
|
||
format_callback(puObject *obj, int dx, int dy, void *n)
|
||
{
|
||
SGPropertyNode *node = (SGPropertyNode *)n;
|
||
const char *format = node->getStringValue("format"), *f = format;
|
||
bool number, l = false;
|
||
// make sure the format matches '[ -+#]?\d*(\.\d*)?l?[fs]'
|
||
for (; *f; f++) {
|
||
if (*f == '%') {
|
||
if (f[1] == '%')
|
||
f++;
|
||
else
|
||
break;
|
||
}
|
||
}
|
||
if (*f++ != '%')
|
||
return;
|
||
if (*f == ' ' || *f == '+' || *f == '-' || *f == '#')
|
||
f++;
|
||
while (*f && isdigit(*f))
|
||
f++;
|
||
if (*f == '.') {
|
||
f++;
|
||
while (*f && isdigit(*f))
|
||
f++;
|
||
}
|
||
if (*f == 'l')
|
||
l = true, f++;
|
||
|
||
if (*f == 'f')
|
||
number = true;
|
||
else if (*f == 's') {
|
||
if (l)
|
||
return;
|
||
number = false;
|
||
} else
|
||
return;
|
||
|
||
for (++f; *f; f++) {
|
||
if (*f == '%') {
|
||
if (f[1] == '%')
|
||
f++;
|
||
else
|
||
return;
|
||
}
|
||
}
|
||
|
||
char buf[256];
|
||
const char *src = obj->getLabel();
|
||
|
||
if (number) {
|
||
float value = atof(src);
|
||
snprintf(buf, 256, format, value);
|
||
} else {
|
||
snprintf(buf, 256, format, src);
|
||
}
|
||
|
||
buf[255] = '\0';
|
||
|
||
SGPropertyNode *result = node->getNode("formatted", true);
|
||
result->setStringValue(buf);
|
||
obj->setLabel(result->getStringValue());
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Static helper functions.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
/**
|
||
* Copy a property value to a PUI object.
|
||
*/
|
||
static void
|
||
copy_to_pui (SGPropertyNode * node, puObject * object)
|
||
{
|
||
// Treat puText objects specially, so their "values" can be set
|
||
// from properties.
|
||
if(object->getType() & PUCLASS_TEXT) {
|
||
object->setLabel(node->getStringValue());
|
||
return;
|
||
}
|
||
|
||
switch (node->getType()) {
|
||
case SGPropertyNode::BOOL:
|
||
case SGPropertyNode::INT:
|
||
case SGPropertyNode::LONG:
|
||
object->setValue(node->getIntValue());
|
||
break;
|
||
case SGPropertyNode::FLOAT:
|
||
case SGPropertyNode::DOUBLE:
|
||
object->setValue(node->getFloatValue());
|
||
break;
|
||
default:
|
||
object->setValue(node->getStringValue());
|
||
break;
|
||
}
|
||
}
|
||
|
||
|
||
static void
|
||
copy_from_pui (puObject * object, SGPropertyNode * node)
|
||
{
|
||
// puText objects are immutable, so should not be copied out
|
||
if(object->getType() & PUCLASS_TEXT)
|
||
return;
|
||
|
||
switch (node->getType()) {
|
||
case SGPropertyNode::BOOL:
|
||
case SGPropertyNode::INT:
|
||
case SGPropertyNode::LONG:
|
||
node->setIntValue(object->getIntegerValue());
|
||
break;
|
||
case SGPropertyNode::FLOAT:
|
||
case SGPropertyNode::DOUBLE:
|
||
node->setFloatValue(object->getFloatValue());
|
||
break;
|
||
default:
|
||
// Special case to handle lists, as getStringValue cannot be overridden
|
||
if(object->getType() & PUCLASS_LIST)
|
||
{
|
||
node->setStringValue(((puList *) object)->getListStringValue());
|
||
}
|
||
else
|
||
{
|
||
node->setStringValue(object->getStringValue());
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of GUIInfo.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
GUIInfo::GUIInfo (FGDialog * d)
|
||
: dialog(d)
|
||
{
|
||
}
|
||
|
||
GUIInfo::~GUIInfo ()
|
||
{
|
||
for (unsigned int i = 0; i < bindings.size(); i++) {
|
||
delete bindings[i];
|
||
bindings[i] = 0;
|
||
}
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGDialog.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGDialog::FGDialog (SGPropertyNode * props)
|
||
: _object(0)
|
||
{
|
||
display(props);
|
||
}
|
||
|
||
FGDialog::~FGDialog ()
|
||
{
|
||
puDeleteObject(_object);
|
||
|
||
unsigned int i;
|
||
|
||
// Delete all the arrays we made
|
||
// and were forced to keep around
|
||
// because PUI won't do its own
|
||
// memory management.
|
||
for (i = 0; i < _char_arrays.size(); i++) {
|
||
for (int j = 0; _char_arrays[i][j] != 0; j++)
|
||
free(_char_arrays[i][j]); // added with strdup
|
||
delete[] _char_arrays[i];
|
||
}
|
||
|
||
// Delete all the info objects we
|
||
// were forced to keep around because
|
||
// PUI cannot delete its own user data.
|
||
for (i = 0; i < _info.size(); i++) {
|
||
delete (GUIInfo *)_info[i];
|
||
_info[i] = 0;
|
||
}
|
||
|
||
// Finally, delete the property links.
|
||
for (i = 0; i < _propertyObjects.size(); i++) {
|
||
delete _propertyObjects[i];
|
||
_propertyObjects[i] = 0;
|
||
}
|
||
}
|
||
|
||
void
|
||
FGDialog::updateValue (const char * objectName)
|
||
{
|
||
for (unsigned int i = 0; i < _propertyObjects.size(); i++) {
|
||
const string &name = _propertyObjects[i]->name;
|
||
if (name == objectName)
|
||
copy_to_pui(_propertyObjects[i]->node,
|
||
_propertyObjects[i]->object);
|
||
}
|
||
}
|
||
|
||
void
|
||
FGDialog::applyValue (const char * objectName)
|
||
{
|
||
for (unsigned int i = 0; i < _propertyObjects.size(); i++) {
|
||
if (_propertyObjects[i]->name == objectName)
|
||
copy_from_pui(_propertyObjects[i]->object,
|
||
_propertyObjects[i]->node);
|
||
}
|
||
}
|
||
|
||
void
|
||
FGDialog::updateValues ()
|
||
{
|
||
for (unsigned int i = 0; i < _propertyObjects.size(); i++)
|
||
copy_to_pui(_propertyObjects[i]->node, _propertyObjects[i]->object);
|
||
}
|
||
|
||
void
|
||
FGDialog::applyValues ()
|
||
{
|
||
for (unsigned int i = 0; i < _propertyObjects.size(); i++)
|
||
copy_from_pui(_propertyObjects[i]->object,
|
||
_propertyObjects[i]->node);
|
||
}
|
||
|
||
void
|
||
FGDialog::update ()
|
||
{
|
||
for (unsigned int i = 0; i < _liveObjects.size(); i++) {
|
||
puObject *obj = _liveObjects[i]->object;
|
||
if (obj->getType() & PUCLASS_INPUT && ((puInput *)obj)->isAcceptingInput())
|
||
continue;
|
||
|
||
copy_to_pui(_liveObjects[i]->node, obj);
|
||
}
|
||
}
|
||
|
||
void
|
||
FGDialog::display (SGPropertyNode * props)
|
||
{
|
||
if (_object != 0) {
|
||
SG_LOG(SG_GENERAL, SG_ALERT, "This widget is already active");
|
||
return;
|
||
}
|
||
|
||
int screenw = globals->get_props()->getIntValue("/sim/startup/xsize");
|
||
int screenh = globals->get_props()->getIntValue("/sim/startup/ysize");
|
||
|
||
bool userx = props->hasValue("x");
|
||
bool usery = props->hasValue("y");
|
||
bool userw = props->hasValue("width");
|
||
bool userh = props->hasValue("height");
|
||
|
||
LayoutWidget wid(props);
|
||
int pw=0, ph=0;
|
||
if(!userw || !userh)
|
||
wid.calcPrefSize(&pw, &ph);
|
||
pw = props->getIntValue("width", pw);
|
||
ph = props->getIntValue("height", ph);
|
||
int px = props->getIntValue("x", (screenw - pw) / 2);
|
||
int py = props->getIntValue("y", (screenh - ph) / 2);
|
||
wid.layout(px, py, pw, ph);
|
||
|
||
_object = makeObject(props, screenw, screenh);
|
||
|
||
// Remove automatically generated properties, so the layout looks
|
||
// the same next time around.
|
||
if(!userx) props->removeChild("x");
|
||
if(!usery) props->removeChild("y");
|
||
if(!userw) props->removeChild("width");
|
||
if(!userh) props->removeChild("height");
|
||
|
||
if (_object != 0) {
|
||
_object->reveal();
|
||
} else {
|
||
SG_LOG(SG_GENERAL, SG_ALERT, "Widget "
|
||
<< props->getStringValue("name", "[unnamed]")
|
||
<< " does not contain a proper GUI definition");
|
||
}
|
||
}
|
||
|
||
puObject *
|
||
FGDialog::makeObject (SGPropertyNode * props, int parentWidth, int parentHeight)
|
||
{
|
||
bool presetSize = props->hasValue("width") && props->hasValue("height");
|
||
int width = props->getIntValue("width", parentWidth);
|
||
int height = props->getIntValue("height", parentHeight);
|
||
int x = props->getIntValue("x", (parentWidth - width) / 2);
|
||
int y = props->getIntValue("y", (parentHeight - height) / 2);
|
||
|
||
sgVec4 color = {0.8, 0.8, 0.9, 0.85};
|
||
SGPropertyNode *ncs = props->getNode("color", false);
|
||
if ( ncs ) {
|
||
color[0] = ncs->getFloatValue("red", 0.8);
|
||
color[1] = ncs->getFloatValue("green", 0.8);
|
||
color[2] = ncs->getFloatValue("blue", 0.9);
|
||
color[3] = ncs->getFloatValue("alpha", 0.85);
|
||
}
|
||
|
||
string type = props->getName();
|
||
if (type == "")
|
||
type = "dialog";
|
||
|
||
if (type == "dialog") {
|
||
puPopup * dialog;
|
||
bool draggable = props->getBoolValue("draggable", true);
|
||
if (props->getBoolValue("modal", false))
|
||
dialog = new puDialogBox(x, y);
|
||
else
|
||
dialog = new fgPopup(x, y, draggable);
|
||
setupGroup(dialog, props, width, height, color, true);
|
||
return dialog;
|
||
} else if (type == "group") {
|
||
puGroup * group = new puGroup(x, y);
|
||
setupGroup(group, props, width, height, color, false);
|
||
return group;
|
||
} else if (type == "list") {
|
||
puList * list = new puList(x, y, x + width, y + height);
|
||
setupObject(list, props);
|
||
return list;
|
||
} else if (type == "airport-list") {
|
||
AirportList * list = new AirportList(x, y, x + width, y + height);
|
||
setupObject(list, props);
|
||
return list;
|
||
} else if (type == "input") {
|
||
puInput * input = new puInput(x, y, x + width, y + height);
|
||
setupObject(input, props);
|
||
return input;
|
||
} else if (type == "text") {
|
||
puText * text = new puText(x, y);
|
||
setupObject(text, props);
|
||
|
||
if (props->getNode("format")) {
|
||
SGPropertyNode *live = props->getNode("live");
|
||
if (live && live->getBoolValue())
|
||
text->setRenderCallback(format_callback, props);
|
||
else
|
||
format_callback(text, x, y, props);
|
||
}
|
||
// Layed-out objects need their size set, and non-layout ones
|
||
// get a different placement.
|
||
if(presetSize) text->setSize(width, height);
|
||
else text->setLabelPlace(PUPLACE_LABEL_DEFAULT);
|
||
return text;
|
||
} else if (type == "checkbox") {
|
||
puButton * b;
|
||
b = new puButton(x, y, x + width, y + height, PUBUTTON_XCHECK);
|
||
b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
|
||
setupObject(b, props);
|
||
return b;
|
||
} else if (type == "radio") {
|
||
puButton * b;
|
||
b = new puButton(x, y, x + width, y + height, PUBUTTON_CIRCLE);
|
||
b->setColourScheme(.8, .7, .7); // matches "PUI input pink"
|
||
setupObject(b, props);
|
||
return b;
|
||
} else if (type == "button") {
|
||
puButton * b;
|
||
const char * legend = props->getStringValue("legend", "[none]");
|
||
if (props->getBoolValue("one-shot", true))
|
||
b = new puOneShot(x, y, legend);
|
||
else
|
||
b = new puButton(x, y, legend);
|
||
if(presetSize)
|
||
b->setSize(width, height);
|
||
setupObject(b, props);
|
||
return b;
|
||
} else if (type == "combo") {
|
||
vector<SGPropertyNode_ptr> value_nodes = props->getChildren("value");
|
||
char ** entries = make_char_array(value_nodes.size());
|
||
for (unsigned int i = 0, j = value_nodes.size() - 1;
|
||
i < value_nodes.size();
|
||
i++, j--)
|
||
entries[i] = strdup((char *)value_nodes[i]->getStringValue());
|
||
puComboBox * combo =
|
||
new puComboBox(x, y, x + width, y + height, entries,
|
||
props->getBoolValue("editable", false));
|
||
setupObject(combo, props);
|
||
return combo;
|
||
} else if (type == "slider") {
|
||
bool vertical = props->getBoolValue("vertical", false);
|
||
puSlider * slider = new puSlider(x, y, (vertical ? height : width));
|
||
slider->setMinValue(props->getFloatValue("min", 0.0));
|
||
slider->setMaxValue(props->getFloatValue("max", 1.0));
|
||
setupObject(slider, props);
|
||
if(presetSize)
|
||
slider->setSize(width, height);
|
||
return slider;
|
||
} else if (type == "dial") {
|
||
puDial * dial = new puDial(x, y, width);
|
||
dial->setMinValue(props->getFloatValue("min", 0.0));
|
||
dial->setMaxValue(props->getFloatValue("max", 1.0));
|
||
dial->setWrap(props->getBoolValue("wrap", true));
|
||
setupObject(dial, props);
|
||
return dial;
|
||
} else if (type == "textbox") {
|
||
int slider_width = props->getIntValue("slider", parentHeight);
|
||
int wrap = props->getBoolValue("wrap", true)==true;
|
||
if (slider_width==0) slider_width=20;
|
||
puLargeInput * puTextBox =
|
||
new puLargeInput(x, y, x+width, x+height, 2, slider_width, wrap);
|
||
if (props->hasValue("editable"))
|
||
{
|
||
if (props->getBoolValue("editable")==false)
|
||
puTextBox->disableInput();
|
||
else
|
||
puTextBox->enableInput();
|
||
}
|
||
setupObject(puTextBox,props);
|
||
return puTextBox;
|
||
} else if (type == "select") {
|
||
vector<SGPropertyNode_ptr> value_nodes;
|
||
SGPropertyNode * selection_node =
|
||
fgGetNode(props->getChild("selection")->getStringValue(), true);
|
||
|
||
for (int q = 0; q < selection_node->nChildren(); q++)
|
||
value_nodes.push_back(selection_node->getChild(q));
|
||
|
||
char ** entries = make_char_array(value_nodes.size());
|
||
for (unsigned int i = 0, j = value_nodes.size() - 1;
|
||
i < value_nodes.size();
|
||
i++, j--)
|
||
entries[i] = strdup((char *)value_nodes[i]->getName());
|
||
puSelectBox * select =
|
||
new puSelectBox(x, y, x + width, y + height, entries);
|
||
setupObject(select, props);
|
||
return select;
|
||
} else {
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
void
|
||
FGDialog::setupObject (puObject * object, SGPropertyNode * props)
|
||
{
|
||
object->setLabelPlace(PUPLACE_CENTERED_RIGHT);
|
||
|
||
if (props->hasValue("legend"))
|
||
object->setLegend(props->getStringValue("legend"));
|
||
|
||
if (props->hasValue("label"))
|
||
object->setLabel(props->getStringValue("label"));
|
||
|
||
if (props->hasValue("property")) {
|
||
const char * name = props->getStringValue("name");
|
||
if (name == 0)
|
||
name = "";
|
||
const char * propname = props->getStringValue("property");
|
||
SGPropertyNode_ptr node = fgGetNode(propname, true);
|
||
copy_to_pui(node, object);
|
||
PropertyObject* po = new PropertyObject(name, object, node);
|
||
_propertyObjects.push_back(po);
|
||
if(props->getBoolValue("live"))
|
||
_liveObjects.push_back(po);
|
||
}
|
||
|
||
vector<SGPropertyNode_ptr> nodes = props->getChildren("binding");
|
||
if (nodes.size() > 0) {
|
||
GUIInfo * info = new GUIInfo(this);
|
||
|
||
for (unsigned int i = 0; i < nodes.size(); i++)
|
||
info->bindings.push_back(new FGBinding(nodes[i]));
|
||
object->setCallback(action_callback);
|
||
object->setUserData(info);
|
||
_info.push_back(info);
|
||
}
|
||
|
||
object->makeReturnDefault(props->getBoolValue("default"));
|
||
}
|
||
|
||
void
|
||
FGDialog::setupGroup (puGroup * group, SGPropertyNode * props,
|
||
int width, int height, sgVec4 color, bool makeFrame)
|
||
{
|
||
setupObject(group, props);
|
||
|
||
if (makeFrame) {
|
||
puFrame* f = new puFrame(0, 0, width, height);
|
||
f->setColorScheme(color[0], color[1], color[2], color[3]);
|
||
}
|
||
|
||
int nChildren = props->nChildren();
|
||
for (int i = 0; i < nChildren; i++)
|
||
makeObject(props->getChild(i), width, height);
|
||
group->close();
|
||
}
|
||
|
||
char **
|
||
FGDialog::make_char_array (int size)
|
||
{
|
||
char ** list = new char*[size+1];
|
||
for (int i = 0; i <= size; i++)
|
||
list[i] = 0;
|
||
_char_arrays.push_back(list);
|
||
return list;
|
||
}
|
||
|
||
|
||
|
||
////////////////////////////////////////////////////////////////////////
|
||
// Implementation of FGDialog::PropertyObject.
|
||
////////////////////////////////////////////////////////////////////////
|
||
|
||
FGDialog::PropertyObject::PropertyObject (const char * n,
|
||
puObject * o,
|
||
SGPropertyNode_ptr p)
|
||
: name(n),
|
||
object(o),
|
||
node(p)
|
||
{
|
||
}
|
||
|
||
|
||
// end of dialog.cxx
|