]> git.lizzy.rs Git - dragonfireclient.git/blobdiff - src/guiFormSpecMenu.cpp
Add list-rings
[dragonfireclient.git] / src / guiFormSpecMenu.cpp
index 80afe594a6685fa93e091b05ba1bf19039e89ecd..0414dc41f0e27cb1464462b82e3392ec84aba494 100644 (file)
@@ -37,21 +37,24 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <IGUITabControl.h>
 #include <IGUIComboBox.h>
 #include "log.h"
-#include "tile.h" // ITextureSource
+#include "client/tile.h" // ITextureSource
 #include "hud.h" // drawItemStack
-#include "hex.h"
-#include "util/string.h"
-#include "util/numeric.h"
 #include "filesys.h"
 #include "gettime.h"
 #include "gettext.h"
 #include "scripting_game.h"
 #include "porting.h"
-#include "main.h"
 #include "settings.h"
 #include "client.h"
-#include "util/string.h" // for parseColorString()
 #include "fontengine.h"
+#include "util/hex.h"
+#include "util/numeric.h"
+#include "util/string.h" // for parseColorString()
+#include "guiscalingfilter.h"
+
+#if USE_FREETYPE && IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 9
+#include "intlGUIEditBox.h"
+#endif
 
 #define MY_CHECKPOS(a,b)                                                                                                       \
        if (v_pos.size() != 2) {                                                                                                \
@@ -74,44 +77,11 @@ static unsigned int font_line_height(gui::IGUIFont *font)
        return font->getDimension(L"Ay").Height + font->getKerningHeight();
 }
 
-static gui::IGUIFont *select_font_by_line_height(double target_line_height)
-{
-       // We don't get to directly select a font according to its
-       // baseline-to-baseline height.  Rather, we select by em size.
-       // The ratio between these varies between fonts.  The font
-       // engine also takes its size parameter not specified in pixels,
-       // as we want, but scaled by display density and gui_scaling,
-       // so invert that scaling here.  Use a binary search among
-       // requested sizes to find the right font.  Our starting bounds
-       // are an em height of 1 (being careful not to request size 0,
-       // which crashes the freetype system) and an em height of the
-       // target baseline-to-baseline height.
-       unsigned int loreq = ceil(1 / porting::getDisplayDensity()
-                               / g_settings->getFloat("gui_scaling"));
-       unsigned int hireq = ceil(target_line_height
-                               / porting::getDisplayDensity()
-                               / g_settings->getFloat("gui_scaling"));
-       unsigned int lohgt = font_line_height(g_fontengine->getFont(loreq));
-       unsigned int hihgt = font_line_height(g_fontengine->getFont(hireq));
-       while(hireq - loreq > 1 && lohgt != hihgt) {
-               unsigned int nureq = (loreq + hireq) >> 1;
-               unsigned int nuhgt = font_line_height(g_fontengine->getFont(nureq));
-               if(nuhgt < target_line_height) {
-                       loreq = nureq;
-                       lohgt = nuhgt;
-               } else {
-                       hireq = nureq;
-                       hihgt = nuhgt;
-               }
-       }
-       return g_fontengine->getFont(target_line_height - lohgt < hihgt - target_line_height ? loreq : hireq);
-}
-
 GUIFormSpecMenu::GUIFormSpecMenu(irr::IrrlichtDevice* dev,
                gui::IGUIElement* parent, s32 id, IMenuManager *menumgr,
                InventoryManager *invmgr, IGameDef *gamedef,
                ISimpleTextureSource *tsrc, IFormSource* fsrc, TextDest* tdst,
-               Client* client) :
+               Client* client, bool remap_dbl_click) :
        GUIModalMenu(dev->getGUIEnvironment(), parent, id, menumgr),
        m_device(dev),
        m_invmgr(invmgr),
@@ -130,9 +100,11 @@ GUIFormSpecMenu::GUIFormSpecMenu(irr::IrrlichtDevice* dev,
        m_form_src(fsrc),
        m_text_dst(tdst),
        m_formspec_version(0),
-       m_font(NULL)
+       m_focused_element(""),
+       m_font(NULL),
+       m_remap_dbl_click(remap_dbl_click)
 #ifdef __ANDROID__
-       ,m_JavaDialogFieldName(L"")
+       , m_JavaDialogFieldName("")
 #endif
 {
        current_keys_pending.key_down = false;
@@ -259,7 +231,7 @@ void GUIFormSpecMenu::setInitialFocus()
                Environment->setFocus(*(children.begin()));
 }
 
-GUITable* GUIFormSpecMenu::getTable(std::wstring tablename)
+GUITable* GUIFormSpecMenu::getTable(const std::string &tablename)
 {
        for (u32 i = 0; i < m_tables.size(); ++i) {
                if (tablename == m_tables[i].first.fname)
@@ -268,28 +240,27 @@ GUITable* GUIFormSpecMenu::getTable(std::wstring tablename)
        return 0;
 }
 
-std::vector<std::string> split(const std::string &s, char delim) {
+static std::vector<std::string> split(const std::string &s, char delim)
+{
        std::vector<std::string> tokens;
 
        std::string current = "";
        bool last_was_escape = false;
-       for(unsigned int i=0; i < s.size(); i++) {
+       for (unsigned int i = 0; i < s.size(); i++) {
+               char si = s.c_str()[i];
                if (last_was_escape) {
                        current += '\\';
-                       current += s.c_str()[i];
+                       current += si;
                        last_was_escape = false;
-               }
-               else {
-                       if (s.c_str()[i] == delim) {
+               } else {
+                       if (si == delim) {
                                tokens.push_back(current);
                                current = "";
                                last_was_escape = false;
-                       }
-                       else if (s.c_str()[i] == '\\'){
+                       } else if (si == '\\') {
                                last_was_escape = true;
-                       }
-                       else {
-                               current += s.c_str()[i];
+                       } else {
+                               current += si;
                                last_was_escape = false;
                        }
                }
@@ -381,11 +352,45 @@ void GUIFormSpecMenu::parseList(parserData* data,std::string element)
        errorstream<< "Invalid list element(" << parts.size() << "): '" << element << "'"  << std::endl;
 }
 
+void GUIFormSpecMenu::parseListRing(parserData* data, std::string element)
+{
+       if (m_gamedef == 0) {
+               errorstream << "WARNING: invalid use of 'listring' with m_gamedef==0" << std::endl;
+               return;
+       }
+
+       std::vector<std::string> parts = split(element, ';');
+
+       if (parts.size() == 2) {
+               std::string location = parts[0];
+               std::string listname = parts[1];
+
+               InventoryLocation loc;
+
+               if (location == "context" || location == "current_name")
+                       loc = m_current_inventory_location;
+               else
+                       loc.deSerialize(location);
+
+               m_inventory_rings.push_back(ListRingSpec(loc, listname));
+               return;
+       } else if ((element == "") && (m_inventorylists.size() > 1)) {
+               size_t siz = m_inventorylists.size();
+               // insert the last two inv list elements into the list ring
+               const ListDrawSpec &spa = m_inventorylists[siz - 2];
+               const ListDrawSpec &spb = m_inventorylists[siz - 1];
+               m_inventory_rings.push_back(ListRingSpec(spa.inventoryloc, spa.listname));
+               m_inventory_rings.push_back(ListRingSpec(spb.inventoryloc, spb.listname));
+       }
+       errorstream<< "Invalid list ring element(" << parts.size() << ", "
+               << m_inventorylists.size() << "): '" << element << "'"  << std::endl;
+}
+
 void GUIFormSpecMenu::parseCheckbox(parserData* data,std::string element)
 {
        std::vector<std::string> parts = split(element,';');
 
-       if (((parts.size() >= 3) || (parts.size() <= 4)) ||
+       if (((parts.size() >= 3) && (parts.size() <= 4)) ||
                ((parts.size() > 4) && (m_formspec_version > FORMSPEC_API_VERSION)))
        {
                std::vector<std::string> v_pos = split(parts[0],',');
@@ -407,7 +412,7 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data,std::string element)
                if (selected == "true")
                        fselected = true;
 
-               std::wstring wlabel = narrow_to_wide(label.c_str());
+               std::wstring wlabel = utf8_to_wide(label);
 
                core::rect<s32> rect = core::rect<s32>(
                                pos.X, pos.Y + ((imgsize.Y/2) - m_btn_height),
@@ -415,7 +420,7 @@ void GUIFormSpecMenu::parseCheckbox(parserData* data,std::string element)
                                pos.Y + ((imgsize.Y/2) + m_btn_height));
 
                FieldSpec spec(
-                               narrow_to_wide(name.c_str()),
+                               name,
                                wlabel, //Needed for displaying text on MSVC
                                wlabel,
                                258+m_fields.size()
@@ -467,7 +472,7 @@ void GUIFormSpecMenu::parseScrollBar(parserData* data, std::string element)
                                core::rect<s32>(pos.X, pos.Y, pos.X + dim.X, pos.Y + dim.Y);
 
                FieldSpec spec(
-                               narrow_to_wide(name.c_str()),
+                               name,
                                L"",
                                L"",
                                258+m_fields.size()
@@ -605,10 +610,10 @@ void GUIFormSpecMenu::parseButton(parserData* data,std::string element,
 
                label = unescape_string(label);
 
-               std::wstring wlabel = narrow_to_wide(label.c_str());
+               std::wstring wlabel = utf8_to_wide(label);
 
                FieldSpec spec(
-                       narrow_to_wide(name.c_str()),
+                       name,
                        wlabel,
                        L"",
                        258+m_fields.size()
@@ -730,10 +735,8 @@ void GUIFormSpecMenu::parseTable(parserData* data,std::string element)
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 
-               std::wstring fname_w = narrow_to_wide(name.c_str());
-
                FieldSpec spec(
-                       fname_w,
+                       name,
                        L"",
                        L"",
                        258+m_fields.size()
@@ -755,8 +758,8 @@ void GUIFormSpecMenu::parseTable(parserData* data,std::string element)
 
                e->setTable(data->table_options, data->table_columns, items);
 
-               if (data->table_dyndata.find(fname_w) != data->table_dyndata.end()) {
-                       e->setDynamicData(data->table_dyndata[fname_w]);
+               if (data->table_dyndata.find(name) != data->table_dyndata.end()) {
+                       e->setDynamicData(data->table_dyndata[name]);
                }
 
                if ((str_initial_selection != "") &&
@@ -804,10 +807,8 @@ void GUIFormSpecMenu::parseTextList(parserData* data,std::string element)
 
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 
-               std::wstring fname_w = narrow_to_wide(name.c_str());
-
                FieldSpec spec(
-                       fname_w,
+                       name,
                        L"",
                        L"",
                        258+m_fields.size()
@@ -829,8 +830,8 @@ void GUIFormSpecMenu::parseTextList(parserData* data,std::string element)
 
                e->setTextList(items, is_yes(str_transparent));
 
-               if (data->table_dyndata.find(fname_w) != data->table_dyndata.end()) {
-                       e->setDynamicData(data->table_dyndata[fname_w]);
+               if (data->table_dyndata.find(name) != data->table_dyndata.end()) {
+                       e->setDynamicData(data->table_dyndata[name]);
                }
 
                if ((str_initial_selection != "") &&
@@ -869,10 +870,8 @@ void GUIFormSpecMenu::parseDropDown(parserData* data,std::string element)
                core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y,
                                pos.X + width, pos.Y + (m_btn_height * 2));
 
-               std::wstring fname_w = narrow_to_wide(name.c_str());
-
                FieldSpec spec(
-                       fname_w,
+                       name,
                        L"",
                        L"",
                        258+m_fields.size()
@@ -889,7 +888,7 @@ void GUIFormSpecMenu::parseDropDown(parserData* data,std::string element)
                }
 
                for (unsigned int i=0; i < items.size(); i++) {
-                       e->addItem(narrow_to_wide(items[i]).c_str());
+                       e->addItem(utf8_to_wide(items[i]).c_str());
                }
 
                if (str_initial_selection != "")
@@ -932,10 +931,10 @@ void GUIFormSpecMenu::parsePwdField(parserData* data,std::string element)
 
                label = unescape_string(label);
 
-               std::wstring wlabel = narrow_to_wide(label.c_str());
+               std::wstring wlabel = utf8_to_wide(label);
 
                FieldSpec spec(
-                       narrow_to_wide(name.c_str()),
+                       name,
                        wlabel,
                        L"",
                        258+m_fields.size()
@@ -950,7 +949,7 @@ void GUIFormSpecMenu::parsePwdField(parserData* data,std::string element)
 
                if (label.length() >= 1)
                {
-                       int font_height = font_line_height(m_font);
+                       int font_height = g_fontengine->getTextHeight();
                        rect.UpperLeftCorner.Y -= font_height;
                        rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + font_height;
                        Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
@@ -998,12 +997,12 @@ void GUIFormSpecMenu::parseSimpleField(parserData* data,
        default_val = unescape_string(default_val);
        label = unescape_string(label);
 
-       std::wstring wlabel = narrow_to_wide(label.c_str());
+       std::wstring wlabel = utf8_to_wide(label);
 
        FieldSpec spec(
-               narrow_to_wide(name.c_str()),
+               name,
                wlabel,
-               narrow_to_wide(default_val.c_str()),
+               utf8_to_wide(default_val),
                258+m_fields.size()
        );
 
@@ -1015,9 +1014,17 @@ void GUIFormSpecMenu::parseSimpleField(parserData* data,
        else
        {
                spec.send = true;
-               gui::IGUIEditBox *e =
-                       Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
-
+               gui::IGUIElement *e;
+#if USE_FREETYPE && IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 9
+               if (g_settings->getBool("freetype")) {
+                       e = (gui::IGUIElement *) new gui::intlGUIEditBox(spec.fdefault.c_str(),
+                               true, Environment, this, spec.fid, rect);
+               } else {
+#else
+               {
+#endif
+                       e = Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
+               }
                if (spec.fname == data->focused_fieldname) {
                        Environment->setFocus(e);
                }
@@ -1033,7 +1040,7 @@ void GUIFormSpecMenu::parseSimpleField(parserData* data,
 
                if (label.length() >= 1)
                {
-                       int font_height = font_line_height(m_font);
+                       int font_height = g_fontengine->getTextHeight();
                        rect.UpperLeftCorner.Y -= font_height;
                        rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + font_height;
                        Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
@@ -1088,12 +1095,12 @@ void GUIFormSpecMenu::parseTextArea(parserData* data,
        default_val = unescape_string(default_val);
        label = unescape_string(label);
 
-       std::wstring wlabel = narrow_to_wide(label.c_str());
+       std::wstring wlabel = utf8_to_wide(label);
 
        FieldSpec spec(
-               narrow_to_wide(name.c_str()),
+               name,
                wlabel,
-               narrow_to_wide(default_val.c_str()),
+               utf8_to_wide(default_val),
                258+m_fields.size()
        );
 
@@ -1105,8 +1112,18 @@ void GUIFormSpecMenu::parseTextArea(parserData* data,
        else
        {
                spec.send = true;
-               gui::IGUIEditBox *e =
-                       Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
+
+               gui::IGUIEditBox *e;
+#if USE_FREETYPE && IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 9
+               if (g_settings->getBool("freetype")) {
+                       e = (gui::IGUIEditBox *) new gui::intlGUIEditBox(spec.fdefault.c_str(),
+                               true, Environment, this, spec.fid, rect);
+               } else {
+#else
+               {
+#endif
+                       e = Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
+               }
 
                if (spec.fname == data->focused_fieldname) {
                        Environment->setFocus(e);
@@ -1130,7 +1147,7 @@ void GUIFormSpecMenu::parseTextArea(parserData* data,
 
                if (label.length() >= 1)
                {
-                       int font_height = font_line_height(m_font);
+                       int font_height = g_fontengine->getTextHeight();
                        rect.UpperLeftCorner.Y -= font_height;
                        rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + font_height;
                        Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
@@ -1177,8 +1194,6 @@ void GUIFormSpecMenu::parseLabel(parserData* data,std::string element)
                if(!data->explicit_size)
                        errorstream<<"WARNING: invalid use of label without a size[] element"<<std::endl;
 
-               int font_height = font_line_height(m_font);
-
                text = unescape_string(text);
                std::vector<std::string> lines = split(text, '\n');
 
@@ -1193,13 +1208,13 @@ void GUIFormSpecMenu::parseLabel(parserData* data,std::string element)
                        // in the integer cases: 0.4 is not exactly
                        // representable in binary floating point.
                        s32 posy = pos.Y + ((float)i) * spacing.Y * 2.0 / 5.0;
-                       std::wstring wlabel = narrow_to_wide(lines[i].c_str());
+                       std::wstring wlabel = utf8_to_wide(lines[i]);
                        core::rect<s32> rect = core::rect<s32>(
-                               pos.X, posy - font_height,
+                               pos.X, posy - m_btn_height,
                                pos.X + m_font->getDimension(wlabel.c_str()).Width,
-                               posy + font_height);
+                               posy + m_btn_height);
                        FieldSpec spec(
-                               L"",
+                               "",
                                wlabel,
                                L"",
                                258+m_fields.size()
@@ -1225,7 +1240,7 @@ void GUIFormSpecMenu::parseVertLabel(parserData* data,std::string element)
                ((parts.size() > 2) && (m_formspec_version > FORMSPEC_API_VERSION)))
        {
                std::vector<std::string> v_pos = split(parts[0],',');
-               std::wstring text = narrow_to_wide(unescape_string(parts[1]));
+               std::wstring text = utf8_to_wide(unescape_string(parts[1]));
 
                MY_CHECKPOS("vertlabel",1);
 
@@ -1252,7 +1267,7 @@ void GUIFormSpecMenu::parseVertLabel(parserData* data,std::string element)
                }
 
                FieldSpec spec(
-                       L"",
+                       "",
                        label,
                        L"",
                        258+m_fields.size()
@@ -1314,12 +1329,12 @@ void GUIFormSpecMenu::parseImageButton(parserData* data,std::string element,
                pressed_image_name = unescape_string(pressed_image_name);
                label = unescape_string(label);
 
-               std::wstring wlabel = narrow_to_wide(label.c_str());
+               std::wstring wlabel = utf8_to_wide(label);
 
                FieldSpec spec(
-                       narrow_to_wide(name.c_str()),
+                       name,
                        wlabel,
-                       narrow_to_wide(image_name.c_str()),
+                       utf8_to_wide(image_name),
                        258+m_fields.size()
                );
                spec.ftype = f_Button;
@@ -1341,8 +1356,10 @@ void GUIFormSpecMenu::parseImageButton(parserData* data,std::string element,
                }
 
                e->setUseAlphaChannel(true);
-               e->setImage(texture);
-               e->setPressedImage(pressed_texture);
+               e->setImage(guiScalingImageButton(
+                       Environment->getVideoDriver(), texture, geom.X, geom.Y));
+               e->setPressedImage(guiScalingImageButton(
+                       Environment->getVideoDriver(), pressed_texture, geom.X, geom.Y));
                e->setScaleImage(true);
                e->setNotClipped(noclip);
                e->setDrawBorder(drawborder);
@@ -1379,7 +1396,7 @@ void GUIFormSpecMenu::parseTabHeader(parserData* data,std::string element)
                }
 
                FieldSpec spec(
-                       narrow_to_wide(name.c_str()),
+                       name,
                        L"",
                        L"",
                        258+m_fields.size()
@@ -1409,8 +1426,8 @@ void GUIFormSpecMenu::parseTabHeader(parserData* data,std::string element)
 
                e->setNotClipped(true);
 
-               for (unsigned int i=0; i< buttons.size(); i++) {
-                       e->addTab(narrow_to_wide(buttons[i]).c_str(), -1);
+               for (unsigned int i = 0; i < buttons.size(); i++) {
+                       e->addTab(utf8_to_wide(buttons[i]).c_str(), -1);
                }
 
                if ((tab_index >= 0) &&
@@ -1466,17 +1483,17 @@ void GUIFormSpecMenu::parseItemImageButton(parserData* data,std::string element)
                item.deSerialize(item_name, idef);
                video::ITexture *texture = idef->getInventoryTexture(item.getDefinition(idef).name, m_gamedef);
 
-               m_tooltips[narrow_to_wide(name.c_str())] =
-                       TooltipSpec (item.getDefinition(idef).description,
+               m_tooltips[name] =
+                       TooltipSpec(item.getDefinition(idef).description,
                                                m_default_tooltip_bgcolor,
                                                m_default_tooltip_color);
 
                label = unescape_string(label);
                FieldSpec spec(
-                       narrow_to_wide(name.c_str()),
-                       narrow_to_wide(label.c_str()),
-                       narrow_to_wide(item_name.c_str()),
-                       258+m_fields.size()
+                       name,
+                       utf8_to_wide(label),
+                       utf8_to_wide(item_name),
+                       258 + m_fields.size()
                );
 
                gui::IGUIButton *e = Environment->addButton(rect, this, spec.fid, spec.flabel.c_str());
@@ -1486,8 +1503,8 @@ void GUIFormSpecMenu::parseItemImageButton(parserData* data,std::string element)
                }
 
                e->setUseAlphaChannel(true);
-               e->setImage(texture);
-               e->setPressedImage(texture);
+               e->setImage(guiScalingImageButton(Environment->getVideoDriver(), texture, geom.X, geom.Y));
+               e->setPressedImage(guiScalingImageButton(Environment->getVideoDriver(), texture, geom.X, geom.Y));
                e->setScaleImage(true);
                spec.ftype = f_Button;
                rect+=data->basepos-padding;
@@ -1585,13 +1602,15 @@ void GUIFormSpecMenu::parseTooltip(parserData* data, std::string element)
        std::vector<std::string> parts = split(element,';');
        if (parts.size() == 2) {
                std::string name = parts[0];
-               m_tooltips[narrow_to_wide(name.c_str())] = TooltipSpec (parts[1], m_default_tooltip_bgcolor, m_default_tooltip_color);
+               m_tooltips[name] = TooltipSpec(unescape_string(parts[1]),
+                       m_default_tooltip_bgcolor, m_default_tooltip_color);
                return;
        } else if (parts.size() == 4) {
                std::string name = parts[0];
                video::SColor tmp_color1, tmp_color2;
                if ( parseColorString(parts[2], tmp_color1, false) && parseColorString(parts[3], tmp_color2, false) ) {
-                       m_tooltips[narrow_to_wide(name.c_str())] = TooltipSpec (parts[1], tmp_color1, tmp_color2);
+                       m_tooltips[name] = TooltipSpec(unescape_string(parts[1]),
+                               tmp_color1, tmp_color2);
                        return;
                }
        }
@@ -1676,6 +1695,11 @@ void GUIFormSpecMenu::parseElement(parserData* data, std::string element)
                return;
        }
 
+       if (type == "listring") {
+               parseListRing(data, description);
+               return;
+       }
+
        if (type == "checkbox") {
                parseCheckbox(data,description);
                return;
@@ -1792,8 +1816,6 @@ void GUIFormSpecMenu::parseElement(parserData* data, std::string element)
                <<std::endl;
 }
 
-
-
 void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
 {
        /* useless to regenerate without a screensize */
@@ -1805,11 +1827,15 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
 
        //preserve tables
        for (u32 i = 0; i < m_tables.size(); ++i) {
-               std::wstring tablename = m_tables[i].first.fname;
+               std::string tablename = m_tables[i].first.fname;
                GUITable *table = m_tables[i].second;
                mydata.table_dyndata[tablename] = table->getDynamicData();
        }
 
+       //set focus
+       if (!m_focused_element.empty())
+               mydata.focused_fieldname = m_focused_element;
+
        //preserve focus
        gui::IGUIElement *focused_element = Environment->getFocus();
        if (focused_element && focused_element->getParent() == this) {
@@ -1974,11 +2000,9 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
                imgsize = v2s32(use_imgsize, use_imgsize);
                spacing = v2s32(use_imgsize*5.0/4, use_imgsize*15.0/13);
                padding = v2s32(use_imgsize*3.0/8, use_imgsize*3.0/8);
-               double target_font_height = use_imgsize*15.0/13 * 0.4;
-               target_font_height *= g_settings->getFloat("font_size")/TTF_DEFAULT_FONT_SIZE;
                m_btn_height = use_imgsize*15.0/13 * 0.35;
 
-               m_font = select_font_by_line_height(target_font_height);
+               m_font = g_fontengine->getFont();
 
                mydata.size = v2s32(
                        padding.X*2+spacing.X*(mydata.invsize.X-1.0)+imgsize.X,
@@ -2008,7 +2032,7 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
        m_tooltip_element->setOverrideFont(m_font);
 
        gui::IGUISkin* skin = Environment->getSkin();
-       assert(skin != NULL);
+       sanity_check(skin != NULL);
        gui::IGUIFont *old_font = skin->getFont();
        skin->setFont(m_font);
 
@@ -2037,7 +2061,7 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
                        mydata.rect =
                                        core::rect<s32>(size.X/2-70, pos.Y,
                                                        (size.X/2-70)+140, pos.Y + (m_btn_height*2));
-                       wchar_t* text = wgettext("Proceed");
+                       const wchar_t *text = wgettext("Proceed");
                        Environment->addButton(mydata.rect, this, 257, text);
                        delete[] text;
                }
@@ -2058,7 +2082,7 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
 bool GUIFormSpecMenu::getAndroidUIInput()
 {
        /* no dialog shown */
-       if (m_JavaDialogFieldName == L"") {
+       if (m_JavaDialogFieldName == "") {
                return false;
        }
 
@@ -2067,8 +2091,8 @@ bool GUIFormSpecMenu::getAndroidUIInput()
                return true;
        }
 
-       std::wstring fieldname = m_JavaDialogFieldName;
-       m_JavaDialogFieldName = L"";
+       std::string fieldname = m_JavaDialogFieldName;
+       m_JavaDialogFieldName = "";
 
        /* no value abort dialog processing */
        if (porting::getInputDialogState() != 0) {
@@ -2094,7 +2118,7 @@ bool GUIFormSpecMenu::getAndroidUIInput()
                std::string text = porting::getInputDialogValue();
 
                ((gui::IGUIEditBox*) tochange)->
-                       setText(narrow_to_wide(text).c_str());
+                       setText(utf8_to_wide(text).c_str());
        }
        return false;
 }
@@ -2218,7 +2242,7 @@ void GUIFormSpecMenu::drawList(const ListDrawSpec &s, int phase)
                                m_tooltip_element->setOverrideColor(m_default_tooltip_color);
                                m_tooltip_element->setVisible(true);
                                this->bringToFront(m_tooltip_element);
-                               m_tooltip_element->setText(narrow_to_wide(tooltip_text).c_str());
+                               m_tooltip_element->setText(utf8_to_wide(tooltip_text).c_str());
                                s32 tooltip_width = m_tooltip_element->getTextWidth() + m_btn_height;
                                s32 tooltip_height = m_tooltip_element->getTextHeight() * tt_rows.size() + 5;
                                v2u32 screenSize = driver->getScreenSize();
@@ -2252,9 +2276,9 @@ void GUIFormSpecMenu::drawSelectedItem()
        video::IVideoDriver* driver = Environment->getVideoDriver();
 
        Inventory *inv = m_invmgr->getInventory(m_selected_item->inventoryloc);
-       assert(inv);
+       sanity_check(inv);
        InventoryList *list = inv->getList(m_selected_item->listname);
-       assert(list);
+       sanity_check(list);
        ItemStack stack = list->getItem(m_selected_item->i);
        stack.count = m_selected_amount;
 
@@ -2274,7 +2298,7 @@ void GUIFormSpecMenu::drawMenu()
        }
 
        gui::IGUISkin* skin = Environment->getSkin();
-       assert(skin != NULL);
+       sanity_check(skin != NULL);
        gui::IGUIFont *old_font = skin->getFont();
        skin->setFont(m_font);
 
@@ -2315,7 +2339,7 @@ void GUIFormSpecMenu::drawMenu()
 
                        const video::SColor color(255,255,255,255);
                        const video::SColor colors[] = {color,color,color,color};
-                       driver->draw2DImage(texture, rect,
+                       draw2DImageFilterScaled(driver, texture, rect,
                                core::rect<s32>(core::position2d<s32>(0,0),
                                                core::dimension2di(texture->getOriginalSize())),
                                NULL/*&AbsoluteClippingRect*/, colors, true);
@@ -2365,7 +2389,7 @@ void GUIFormSpecMenu::drawMenu()
                        core::rect<s32> rect = imgrect + spec.pos;
                        const video::SColor color(255,255,255,255);
                        const video::SColor colors[] = {color,color,color,color};
-                       driver->draw2DImage(texture, rect,
+                       draw2DImageFilterScaled(driver, texture, rect,
                                core::rect<s32>(core::position2d<s32>(0,0),img_origsize),
                                NULL/*&AbsoluteClippingRect*/, colors, true);
                }
@@ -2394,7 +2418,7 @@ void GUIFormSpecMenu::drawMenu()
                core::rect<s32> rect = imgrect + spec.pos;
                const video::SColor color(255,255,255,255);
                const video::SColor colors[] = {color,color,color,color};
-               driver->draw2DImage(texture, rect,
+               draw2DImageFilterScaled(driver, texture, rect,
                        core::rect<s32>(core::position2d<s32>(0,0),
                                        core::dimension2di(texture->getOriginalSize())),
                        NULL/*&AbsoluteClippingRect*/, colors, true);
@@ -2450,7 +2474,7 @@ void GUIFormSpecMenu::drawMenu()
                                if ( (iter->fid == id) && (m_tooltips[iter->fname].tooltip != "") ){
                                        if (m_old_tooltip != m_tooltips[iter->fname].tooltip) {
                                                m_old_tooltip = m_tooltips[iter->fname].tooltip;
-                                               m_tooltip_element->setText(narrow_to_wide(m_tooltips[iter->fname].tooltip).c_str());
+                                               m_tooltip_element->setText(utf8_to_wide(m_tooltips[iter->fname].tooltip).c_str());
                                                std::vector<std::string> tt_rows = str_split(m_tooltips[iter->fname].tooltip, '\n');
                                                s32 tooltip_width = m_tooltip_element->getTextWidth() + m_btn_height;
                                                s32 tooltip_height = m_tooltip_element->getTextHeight() * tt_rows.size() + 5;
@@ -2609,7 +2633,7 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
 {
        if(m_text_dst)
        {
-               std::map<std::string, std::string> fields;
+               StringMap fields;
 
                if (quitmode == quit_mode_accept) {
                        fields["quit"] = "true";
@@ -2644,11 +2668,10 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
                for(unsigned int i=0; i<m_fields.size(); i++) {
                        const FieldSpec &s = m_fields[i];
                        if(s.send) {
-                               std::string name  = wide_to_narrow(s.fname);
-                               if(s.ftype == f_Button) {
-                                       fields[name] = wide_to_narrow(s.flabel);
-                               }
-                               else if(s.ftype == f_Table) {
+                               std::string name = s.fname;
+                               if (s.ftype == f_Button) {
+                                       fields[name] = wide_to_utf8(s.flabel);
+                               } else if (s.ftype == f_Table) {
                                        GUITable *table = getTable(s.fname);
                                        if (table) {
                                                fields[name] = table->checkEvent();
@@ -2665,7 +2688,7 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
                                        s32 selected = e->getSelected();
                                        if (selected >= 0) {
                                                fields[name] =
-                                                       wide_to_narrow(e->getItem(selected));
+                                                       wide_to_utf8(e->getItem(selected));
                                        }
                                }
                                else if (s.ftype == f_TabHeader) {
@@ -2721,7 +2744,7 @@ void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
                                {
                                        IGUIElement* e = getElementFromId(s.fid);
                                        if(e != NULL) {
-                                               fields[name] = wide_to_narrow(e->getText());
+                                               fields[name] = wide_to_utf8(e->getText());
                                        }
                                }
                        }
@@ -2760,7 +2783,7 @@ bool GUIFormSpecMenu::preprocessEvent(const SEvent& event)
                if (hovered && isMyChild(hovered) &&
                                hovered->getType() == gui::EGUIET_TAB_CONTROL) {
                        gui::IGUISkin* skin = Environment->getSkin();
-                       assert(skin != NULL);
+                       sanity_check(skin != NULL);
                        gui::IGUIFont *old_font = skin->getFont();
                        skin->setFont(m_font);
                        bool retval = hovered->OnEvent(event);
@@ -2829,7 +2852,7 @@ bool GUIFormSpecMenu::preprocessEvent(const SEvent& event)
                        }
                        m_JavaDialogFieldName = getNameByID(hovered->getID());
                        std::string message   = gettext("Enter ");
-                       std::string label     = wide_to_narrow(getLabelByID(hovered->getID()));
+                       std::string label     = wide_to_utf8(getLabelByID(hovered->getID()));
                        if (label == "") {
                                label = "text";
                        }
@@ -2849,7 +2872,7 @@ bool GUIFormSpecMenu::preprocessEvent(const SEvent& event)
                        }
 
                        porting::showInputDialog(gettext("ok"), "",
-                                       wide_to_narrow(((gui::IGUIEditBox*) hovered)->getText()),
+                                       wide_to_utf8(((gui::IGUIEditBox*) hovered)->getText()),
                                        type);
                        return retval;
                }
@@ -2971,6 +2994,19 @@ bool GUIFormSpecMenu::preprocessEvent(const SEvent& event)
 /******************************************************************************/
 bool GUIFormSpecMenu::DoubleClickDetection(const SEvent event)
 {
+       /* The following code is for capturing double-clicks of the mouse button
+        * and translating the double-click into an EET_KEY_INPUT_EVENT event
+        * -- which closes the form -- under some circumstances.
+        *
+        * There have been many github issues reporting this as a bug even though it
+        * was an intended feature.  For this reason, remapping the double-click as
+        * an ESC must be explicitly set when creating this class via the
+        * /p remap_dbl_click parameter of the constructor.
+        */
+
+       if (!m_remap_dbl_click)
+               return false;
+
        if (event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN) {
                m_doubleclickdetect[0].pos  = m_doubleclickdetect[1].pos;
                m_doubleclickdetect[0].time = m_doubleclickdetect[1].time;
@@ -3009,6 +3045,7 @@ bool GUIFormSpecMenu::DoubleClickDetection(const SEvent event)
                delete translated;
                return true;
        }
+
        return false;
 }
 
@@ -3023,7 +3060,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                                acceptInput(quit_mode_cancel);
                                quitMenu();
                        } else {
-                               m_text_dst->gotText(narrow_to_wide("MenuQuit"));
+                               m_text_dst->gotText(L"MenuQuit");
                        }
                        return true;
                } else if (m_client != NULL && event.KeyInput.PressedDown &&
@@ -3048,7 +3085,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                                break;
                                default:
                                        //can't happen at all!
-                                       assert("reached a source line that can't ever been reached" == 0);
+                                       FATAL_ERROR("Reached a source line that can't ever been reached");
                                        break;
                        }
                        if (current_keys_pending.key_enter && m_allowclose) {
@@ -3082,8 +3119,8 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
 
                if(m_selected_item) {
                        inv_selected = m_invmgr->getInventory(m_selected_item->inventoryloc);
-                       assert(inv_selected);
-                       assert(inv_selected->getList(m_selected_item->listname) != NULL);
+                       sanity_check(inv_selected);
+                       sanity_check(inv_selected->getList(m_selected_item->listname) != NULL);
                }
 
                u32 s_count = 0;
@@ -3147,6 +3184,10 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                // from m_selected_item to s.
                u32 move_amount = 0;
 
+               // Set this number to a positive value to generate a move action
+               // from s to the next inventory ring.
+               u32 shift_move_amount = 0;
+
                // Set this number to a positive value to generate a drop action
                // from m_selected_item.
                u32 drop_amount = 0;
@@ -3168,18 +3209,29 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                        }
                        else if(m_selected_item == NULL) {
                                if(s_count != 0) {
-                                       // Non-empty stack has been clicked: select it
+                                       // Non-empty stack has been clicked: select or shift-move it
                                        m_selected_item = new ItemSpec(s);
 
+                                       u32 count;
                                        if(button == 1)  // right
-                                               m_selected_amount = (s_count + 1) / 2;
+                                               count = (s_count + 1) / 2;
                                        else if(button == 2)  // middle
-                                               m_selected_amount = MYMIN(s_count, 10);
+                                               count = MYMIN(s_count, 10);
                                        else  // left
-                                               m_selected_amount = s_count;
+                                               count = s_count;
 
-                                       m_selected_dragging = true;
-                                       m_rmouse_auto_place = false;
+                                       if (!event.MouseInput.Shift) {
+                                               // no shift: select item
+                                               m_selected_amount = count;
+                                               m_selected_dragging = true;
+                                               m_rmouse_auto_place = false;
+                                       } else {
+                                               // shift pressed: move item
+                                               if (button != 1)
+                                                       shift_move_amount = count;
+                                               else // count of 1 at left click like after drag & drop
+                                                       shift_move_amount = 1;
+                                       }
                                }
                        }
                        else { // m_selected_item != NULL
@@ -3261,8 +3313,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                }
 
                // Possibly send inventory action to server
-               if(move_amount > 0)
-               {
+               if (move_amount > 0) {
                        // Send IACTION_MOVE
 
                        assert(m_selected_item && m_selected_item->isValid());
@@ -3310,8 +3361,57 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                        a->to_list = s.listname;
                        a->to_i = s.i;
                        m_invmgr->inventoryAction(a);
-               }
-               else if(drop_amount > 0) {
+               } else if (shift_move_amount > 0) {
+                       u32 mis = m_inventory_rings.size();
+                       u32 i = 0;
+                       for (; i < mis; i++) {
+                               const ListRingSpec &sp = m_inventory_rings[i];
+                               if (sp.inventoryloc == s.inventoryloc
+                                               && sp.listname == s.listname)
+                                       break;
+                       }
+                       do {
+                               if (i >= mis) // if not found
+                                       break;
+                               u32 to_inv_ind = (i + 1) % mis;
+                               const ListRingSpec &to_inv_sp = m_inventory_rings[to_inv_ind];
+                               InventoryList *list_from = inv_s->getList(s.listname);
+                               if (!list_from)
+                                       break;
+                               Inventory *inv_to = m_invmgr->getInventory(to_inv_sp.inventoryloc);
+                               if (!inv_to)
+                                       break;
+                               InventoryList *list_to = inv_to->getList(to_inv_sp.listname);
+                               if (!list_to)
+                                       break;
+                               ItemStack stack_from = list_from->getItem(s.i);
+                               assert(shift_move_amount <= stack_from.count);
+
+                               // find a place (or more than one) to add the new item
+                               u32 slot_to = 0;
+                               u32 ilt_size = list_to->getSize();
+                               ItemStack leftover;
+                               for (; slot_to < ilt_size && shift_move_amount > 0; slot_to++) {
+                                       list_to->itemFits(slot_to, stack_from, &leftover);
+                                       if (leftover.count < stack_from.count) {
+                                               infostream << "Handing IACTION_MOVE to manager" << std::endl;
+                                               IMoveAction *a = new IMoveAction();
+                                               a->count = MYMIN(shift_move_amount,
+                                                       (u32) (stack_from.count - leftover.count));
+                                               shift_move_amount -= a->count;
+                                               a->from_inv = s.inventoryloc;
+                                               a->from_list = s.listname;
+                                               a->from_i = s.i;
+                                               a->to_inv = to_inv_sp.inventoryloc;
+                                               a->to_list = to_inv_sp.listname;
+                                               a->to_i = slot_to;
+                                               m_invmgr->inventoryAction(a);
+                                               stack_from = leftover;
+                                       }
+                               }
+                       } while (0);
+
+               } else if (drop_amount > 0) {
                        m_selected_content_guess = ItemStack(); // Clear
 
                        // Send IACTION_DROP
@@ -3397,7 +3497,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                                        quitMenu();
                                } else {
                                        acceptInput();
-                                       m_text_dst->gotText(narrow_to_wide("ExitButton"));
+                                       m_text_dst->gotText(L"ExitButton");
                                }
                                // quitMenu deallocates menu
                                return true;
@@ -3416,7 +3516,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
                                                        acceptInput(quit_mode_accept);
                                                        quitMenu();
                                                } else {
-                                                       m_text_dst->gotText(narrow_to_wide("ExitButton"));
+                                                       m_text_dst->gotText(L"ExitButton");
                                                }
                                                return true;
                                        } else {
@@ -3499,7 +3599,7 @@ bool GUIFormSpecMenu::OnEvent(const SEvent& event)
  * @param id of element
  * @return name string or empty string
  */
-std::wstring GUIFormSpecMenu::getNameByID(s32 id)
+std::string GUIFormSpecMenu::getNameByID(s32 id)
 {
        for(std::vector<FieldSpec>::iterator iter =  m_fields.begin();
                                iter != m_fields.end(); iter++) {
@@ -3507,7 +3607,7 @@ std::wstring GUIFormSpecMenu::getNameByID(s32 id)
                        return iter->fname;
                }
        }
-       return L"";
+       return "";
 }
 
 /**