whitespace fixes
[enigma2.git] / lib / gui / elistboxcontent.cpp
index b4c8080976c0573d1d6ab78acaed706fd8b40e88..4fa5a65ed2f2233ae2e350a6e9845b7912fdf6d8 100644 (file)
@@ -1,7 +1,7 @@
 #include <lib/gui/elistbox.h>
 #include <lib/gui/elistboxcontent.h>
 #include <lib/gdi/font.h>
-#include <Python.h>
+#include <lib/python/python.h>
 
 /*
     The basic idea is to have an interface which gives all relevant list
@@ -37,6 +37,7 @@ iListboxContent::iListboxContent(): m_listbox(0)
 void iListboxContent::setListbox(eListbox *lb)
 {
        m_listbox = lb;
+       m_listbox->setItemHeight(getItemHeight());
 }
 
 int iListboxContent::currentCursorSelectable()
@@ -48,9 +49,8 @@ int iListboxContent::currentCursorSelectable()
 
 DEFINE_REF(eListboxPythonStringContent);
 
-eListboxPythonStringContent::eListboxPythonStringContent()
+eListboxPythonStringContent::eListboxPythonStringContent(): m_itemheight(25)
 {
-       m_list = 0;
 }
 
 eListboxPythonStringContent::~eListboxPythonStringContent()
@@ -104,7 +104,7 @@ int eListboxPythonStringContent::currentCursorSelectable()
 {
        if (m_list && cursorValid())
        {
-               PyObject *item = PyList_GET_ITEM(m_list, m_cursor);
+               ePyObject item = PyList_GET_ITEM(m_list, m_cursor);
                if (!PyTuple_Check(item))
                        return 1;
                if (PyTuple_Size(item) >= 2)
@@ -145,7 +145,7 @@ void eListboxPythonStringContent::paint(gPainter &painter, eWindowStyle &style,
        if (m_list && cursorValid())
        {
                int gray = 0;
-               PyObject *item = PyList_GET_ITEM(m_list, m_cursor); // borrowed reference!
+               ePyObject item = PyList_GET_ITEM(m_list, m_cursor); // borrowed reference!
                painter.setFont(fnt);
 
                        /* the user can supply tuples, in this case the first one will be displayed. */         
@@ -177,12 +177,12 @@ void eListboxPythonStringContent::paint(gPainter &painter, eWindowStyle &style,
        painter.clippop();
 }
 
-void eListboxPythonStringContent::setList(PyObject *list)
+void eListboxPythonStringContent::setList(ePyObject list)
 {
        Py_XDECREF(m_list);
        if (!PyList_Check(list))
        {
-               m_list = 0;
+               m_list = ePyObject();
        } else
        {
                m_list = list;
@@ -196,11 +196,9 @@ void eListboxPythonStringContent::setList(PyObject *list)
 PyObject *eListboxPythonStringContent::getCurrentSelection()
 {
        if (!(m_list && cursorValid()))
-       {
-               Py_INCREF(Py_None);
-               return Py_None;
-       }
-       PyObject *r = PyList_GET_ITEM(m_list, m_cursor);
+               Py_RETURN_NONE;
+
+       ePyObject r = PyList_GET_ITEM(m_list, m_cursor);
        Py_XINCREF(r);
        return r;
 }
@@ -214,7 +212,12 @@ void eListboxPythonStringContent::invalidateEntry(int index)
 void eListboxPythonStringContent::invalidate()
 {
        if (m_listbox)
+       {
+               int s = size();
+               if ( m_cursor >= s )
+                       m_listbox->moveSelectionTo(s?s-1:0);
                m_listbox->invalidate();
+       }
 }
 
 //////////////////////////////////////
@@ -231,8 +234,8 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
        if (m_list && cursorValid())
        {
                        /* get current list item */
-               PyObject *item = PyList_GET_ITEM(m_list, m_cursor); // borrowed reference!
-               PyObject *text = 0, *value = 0;
+               ePyObject item = PyList_GET_ITEM(m_list, m_cursor); // borrowed reference!
+               ePyObject text, value;
                painter.setFont(fnt);
 
                        /* the first tuple element is a string for the left side.
@@ -261,7 +264,7 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                        value = PyTuple_GET_ITEM(item, 1);
                        if (value)
                        {
-                               PyObject *args = PyTuple_New(1);
+                               ePyObject args = PyTuple_New(1);
                                PyTuple_SET_ITEM(args, 0, PyInt_FromLong(selected));
                                
                                        /* CallObject will call __call__ which should return the value tuple */
@@ -278,14 +281,14 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                        if (value && PyTuple_Check(value))
                        {
                                        /* convert type to string */
-                               PyObject *type = PyTuple_GET_ITEM(value, 0);
+                               ePyObject type = PyTuple_GET_ITEM(value, 0);
                                const char *atype = (type && PyString_Check(type)) ? PyString_AsString(type) : 0;
                                
                                if (atype)
                                {
                                        if (!strcmp(atype, "text"))
                                        {
-                                               PyObject *pvalue = PyTuple_GET_ITEM(value, 1);
+                                               ePyObject pvalue = PyTuple_GET_ITEM(value, 1);
                                                const char *value = (pvalue && PyString_Check(pvalue)) ? PyString_AsString(pvalue) : "<not-a-string>";
                                                painter.setFont(fnt2);
                                                if (value_alignment_left)
@@ -296,8 +299,8 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                                                        /* pvalue is borrowed */
                                        } else if (!strcmp(atype, "slider"))
                                        {
-                                               PyObject *pvalue = PyTuple_GET_ITEM(value, 1);
-                                               PyObject *psize = PyTuple_GET_ITEM(value, 2);
+                                               ePyObject pvalue = PyTuple_GET_ITEM(value, 1);
+                                               ePyObject psize = PyTuple_GET_ITEM(value, 2);
                                                
                                                        /* convert value to Long. fallback to -1 on error. */
                                                int value = (pvalue && PyInt_Check(pvalue)) ? PyInt_AsLong(pvalue) : -1;
@@ -316,7 +319,7 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                                                        /* pvalue is borrowed */
                                        } else if (!strcmp(atype, "mtext"))
                                        {
-                                               PyObject *pvalue = PyTuple_GET_ITEM(value, 1);
+                                               ePyObject pvalue = PyTuple_GET_ITEM(value, 1);
                                                const char *text = (pvalue && PyString_Check(pvalue)) ? PyString_AsString(pvalue) : "<not-a-string>";
                                                int xoffs = value_alignment_left ? 0 : m_seperation;
                                                ePtr<eTextPara> para = new eTextPara(eRect(offset + eSize(xoffs, 0), item_right));
@@ -325,7 +328,7 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                                                para->realign(value_alignment_left ? eTextPara::dirLeft : eTextPara::dirRight);
                                                int glyphs = para->size();
                                                
-                                               PyObject *plist = 0;
+                                               ePyObject plist;
                                                
                                                if (PyTuple_Size(value) >= 3)
                                                        plist = PyTuple_GET_ITEM(value, 2);
@@ -337,7 +340,7 @@ void eListboxPythonConfigContent::paint(gPainter &painter, eWindowStyle &style,
                                                
                                                for (int i = 0; i < entries; ++i)
                                                {
-                                                       PyObject *entry = PyList_GET_ITEM(plist, i);
+                                                       ePyObject entry = PyList_GET_ITEM(plist, i);
                                                        int num = PyInt_Check(entry) ? PyInt_AsLong(entry) : -1;
                                                        
                                                        if ((num < 0) || (num >= glyphs))
@@ -381,6 +384,16 @@ int eListboxPythonConfigContent::currentCursorSelectable()
        /* todo: make a real infrastructure here! */
 RESULT SwigFromPython(ePtr<gPixmap> &res, PyObject *obj);
 
+eListboxPythonMultiContent::eListboxPythonMultiContent()
+{
+}
+
+eListboxPythonMultiContent::~eListboxPythonMultiContent()
+{
+       if (m_buildFunc)
+               Py_DECREF(m_buildFunc);
+}
+
 void eListboxPythonMultiContent::paint(gPainter &painter, eWindowStyle &style, const ePoint &offset, int selected)
 {
        eRect itemrect(offset, m_itemsize);
@@ -388,10 +401,25 @@ void eListboxPythonMultiContent::paint(gPainter &painter, eWindowStyle &style, c
        style.setStyle(painter, selected ? eWindowStyle::styleListboxSelected : eWindowStyle::styleListboxNormal);
        painter.clear();
 
+       ePyObject items;
+
        if (m_list && cursorValid())
        {
-               PyObject *items = PyList_GET_ITEM(m_list, m_cursor); // borrowed reference!
-               
+               items = PyList_GET_ITEM(m_list, m_cursor); // borrowed reference!
+
+               if (m_buildFunc)
+               {
+                       if (PyCallable_Check(m_buildFunc))  // when we have a buildFunc then call it
+                       {
+                               if (PyTuple_Check(items))
+                                       items = PyObject_CallObject(m_buildFunc, items);
+                               else
+                                       eDebug("items is no tuple");
+                       }
+                       else
+                               eDebug("buildfunc is not callable");
+               }
+
                if (!items)
                {
                        eDebug("eListboxPythonMultiContent: error getting item %d", m_cursor);
@@ -407,7 +435,7 @@ void eListboxPythonMultiContent::paint(gPainter &painter, eWindowStyle &style, c
                int size = PyList_Size(items);
                for (int i = 1; i < size; ++i)
                {
-                       PyObject *item = PyList_GET_ITEM(items, i); // borrowed reference!
+                       ePyObject item = PyList_GET_ITEM(items, i); // borrowed reference!
                        
                        if (!item)
                        {
@@ -415,7 +443,7 @@ void eListboxPythonMultiContent::paint(gPainter &painter, eWindowStyle &style, c
                                goto error_out;
                        }
                        
-                       PyObject *px = 0, *py = 0, *pwidth = 0, *pheight = 0, *pfnt = 0, *pstring = 0, *pflags = 0, *pcolor = 0;
+                       ePyObject px, py, pwidth, pheight, pfnt, pstring, pflags, pcolor;
                
                        /*
                                we have a list of tuples:
@@ -593,25 +621,36 @@ void eListboxPythonMultiContent::paint(gPainter &painter, eWindowStyle &style, c
                style.drawFrame(painter, eRect(offset, m_itemsize), eWindowStyle::frameListboxEntry);
 
 error_out:
+       if (m_buildFunc && PyCallable_Check(m_buildFunc) && items)
+               Py_DECREF(items);
+
        painter.clippop();
 }
 
+void eListboxPythonMultiContent::setBuildFunc(ePyObject cb)
+{
+       if (m_buildFunc)
+               Py_DECREF(m_buildFunc);
+       m_buildFunc=cb;
+       if (cb)
+               Py_INCREF(m_buildFunc);
+}
+
 int eListboxPythonMultiContent::currentCursorSelectable()
 {
+       /* each list-entry is a list of tuples. if the first of these is none, it's not selectable */
        if (m_list && cursorValid())
        {
-               PyObject *item = PyList_GET_ITEM(m_list, m_cursor);
-
+               ePyObject item = PyList_GET_ITEM(m_list, m_cursor);
                if (PyList_Check(item))
                {
                        item = PyList_GET_ITEM(item, 0);
-                       if (PyTuple_Check(item))
-                       {
-                               item = PyTuple_GET_ITEM(item, 0);
-                               if (item != Py_None)
-                                       return 1;
-                       }
+                       if (item != Py_None)
+                               return 1;
                }
+               else if (m_buildFunc && PyCallable_Check(m_buildFunc))
+               // FIXME .. how we can detect non selectable entrys when we have a buildFunc callback
+                       return 1;
        }
        return 0;
 }
@@ -623,3 +662,10 @@ void eListboxPythonMultiContent::setFont(int fnt, gFont *font)
        else
                m_font.erase(fnt);
 }
+
+void eListboxPythonMultiContent::setItemHeight(int height)
+{
+       m_itemheight = height;
+       if (m_listbox)
+               m_listbox->setItemHeight(height);
+}