minetest/src/guiFormSpecMenu.h

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/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef GUIINVENTORYMENU_HEADER
#define GUIINVENTORYMENU_HEADER
#include <utility>
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#include "irrlichttypes_extrabloated.h"
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#include "inventory.h"
#include "inventorymanager.h"
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#include "modalMenu.h"
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class IGameDef;
class InventoryManager;
class ISimpleTextureSource;
typedef enum {
f_Button,
f_ListBox,
f_TabHeader,
f_CheckBox,
f_DropDown,
f_Unknown
} FormspecFieldType;
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struct TextDest
{
virtual ~TextDest() {};
// This is deprecated I guess? -celeron55
virtual void gotText(std::wstring text){}
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virtual void gotText(std::map<std::string, std::string> fields) = 0;
};
class IFormSource
{
public:
virtual ~IFormSource(){}
virtual std::string getForm() = 0;
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// Fill in variables in field text
virtual std::string resolveText(std::string str){ return str; }
};
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class GUIFormSpecMenu : public GUIModalMenu
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{
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struct ItemSpec
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{
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ItemSpec()
{
i = -1;
}
ItemSpec(const InventoryLocation &a_inventoryloc,
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const std::string &a_listname,
s32 a_i)
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{
inventoryloc = a_inventoryloc;
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listname = a_listname;
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i = a_i;
}
bool isValid() const
{
return i != -1;
}
InventoryLocation inventoryloc;
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std::string listname;
s32 i;
};
struct ListDrawSpec
{
ListDrawSpec()
{
}
ListDrawSpec(const InventoryLocation &a_inventoryloc,
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const std::string &a_listname,
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v2s32 a_pos, v2s32 a_geom, s32 a_start_item_i):
inventoryloc(a_inventoryloc),
listname(a_listname),
pos(a_pos),
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geom(a_geom),
start_item_i(a_start_item_i)
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{
}
InventoryLocation inventoryloc;
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std::string listname;
v2s32 pos;
v2s32 geom;
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s32 start_item_i;
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};
struct ImageDrawSpec
{
ImageDrawSpec()
{
}
ImageDrawSpec(const std::string &a_name,
v2s32 a_pos, v2s32 a_geom):
name(a_name),
pos(a_pos),
geom(a_geom)
{
scale = true;
}
ImageDrawSpec(const std::string &a_name,
v2s32 a_pos):
name(a_name),
pos(a_pos)
{
scale = false;
}
std::string name;
v2s32 pos;
v2s32 geom;
bool scale;
};
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struct FieldSpec
{
FieldSpec()
{
}
FieldSpec(const std::wstring name, const std::wstring label, const std::wstring fdeflt, int id):
fname(name),
flabel(label),
fdefault(fdeflt),
fid(id)
{
send = false;
ftype = f_Unknown;
is_exit = false;
tooltip="";
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}
std::wstring fname;
std::wstring flabel;
std::wstring fdefault;
int fid;
bool send;
FormspecFieldType ftype;
bool is_exit;
core::rect<s32> rect;
std::string tooltip;
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};
struct BoxDrawSpec {
BoxDrawSpec(v2s32 a_pos, v2s32 a_geom,irr::video::SColor a_color):
pos(a_pos),
geom(a_geom),
color(a_color)
{
}
v2s32 pos;
v2s32 geom;
irr::video::SColor color;
};
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public:
GUIFormSpecMenu(irr::IrrlichtDevice* dev,
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gui::IGUIElement* parent, s32 id,
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IMenuManager *menumgr,
InventoryManager *invmgr,
IGameDef *gamedef,
ISimpleTextureSource *tsrc
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);
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~GUIFormSpecMenu();
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void setFormSpec(const std::string &formspec_string,
InventoryLocation current_inventory_location)
{
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m_formspec_string = formspec_string;
m_current_inventory_location = current_inventory_location;
regenerateGui(m_screensize_old);
}
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// form_src is deleted by this GUIFormSpecMenu
void setFormSource(IFormSource *form_src)
{
m_form_src = form_src;
}
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// text_dst is deleted by this GUIFormSpecMenu
void setTextDest(TextDest *text_dst)
{
m_text_dst = text_dst;
}
void allowClose(bool value)
{
m_allowclose = value;
}
void lockSize(bool lock,v2u32 basescreensize=v2u32(0,0)) {
m_lock = lock;
m_lockscreensize = basescreensize;
}
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void removeChildren();
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void setInitialFocus();
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/*
Remove and re-add (or reposition) stuff
*/
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void regenerateGui(v2u32 screensize);
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ItemSpec getItemAtPos(v2s32 p) const;
void drawList(const ListDrawSpec &s, int phase);
void drawSelectedItem();
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void drawMenu();
void updateSelectedItem();
ItemStack verifySelectedItem();
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void acceptInput();
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bool preprocessEvent(const SEvent& event);
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bool OnEvent(const SEvent& event);
int getListboxIndex(std::string listboxname);
protected:
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v2s32 getBasePos() const
{
return padding + offset + AbsoluteRect.UpperLeftCorner;
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}
v2s32 padding;
v2s32 spacing;
v2s32 imgsize;
v2s32 offset;
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irr::IrrlichtDevice* m_device;
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InventoryManager *m_invmgr;
IGameDef *m_gamedef;
ISimpleTextureSource *m_tsrc;
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std::string m_formspec_string;
InventoryLocation m_current_inventory_location;
IFormSource *m_form_src;
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TextDest *m_text_dst;
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std::vector<ListDrawSpec> m_inventorylists;
std::vector<ImageDrawSpec> m_backgrounds;
std::vector<ImageDrawSpec> m_images;
std::vector<ImageDrawSpec> m_itemimages;
std::vector<BoxDrawSpec> m_boxes;
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std::vector<FieldSpec> m_fields;
std::vector<std::pair<FieldSpec,gui::IGUIListBox*> > m_listboxes;
std::vector<std::pair<FieldSpec,gui::IGUICheckBox*> > m_checkboxes;
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ItemSpec *m_selected_item;
u32 m_selected_amount;
bool m_selected_dragging;
// WARNING: BLACK MAGIC
// Used to guess and keep up with some special things the server can do.
// If name is "", no guess exists.
ItemStack m_selected_content_guess;
InventoryLocation m_selected_content_guess_inventory;
// WARNING: BLACK IRRLICHT MAGIC, see checkListboxClick()
std::wstring m_listbox_click_fname;
int m_listbox_click_index;
u32 m_listbox_click_time;
bool m_listbox_doubleclick;
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v2s32 m_pointer;
gui::IGUIStaticText *m_tooltip_element;
bool m_allowclose;
bool m_lock;
v2u32 m_lockscreensize;
private:
typedef struct {
v2s32 size;
s32 helptext_h;
core::rect<s32> rect;
v2s32 basepos;
int bp_set;
v2u32 screensize;
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std::wstring focused_fieldname;
std::map<std::wstring,int> listbox_selections;
std::map<std::wstring,int> listbox_scroll;
} parserData;
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typedef struct {
bool key_up;
bool key_down;
bool key_enter;
bool key_escape;
} fs_key_pendig;
fs_key_pendig current_keys_pending;
// Determine whether listbox click was double click
// (Using some black Irrlicht magic)
bool checkListboxClick(std::wstring wlistboxname, int eventtype);
gui::IGUIScrollBar* getListboxScrollbar(gui::IGUIListBox *listbox);
void parseElement(parserData* data,std::string element);
void parseSize(parserData* data,std::string element);
void parseList(parserData* data,std::string element);
void parseCheckbox(parserData* data,std::string element);
void parseImage(parserData* data,std::string element);
void parseItemImage(parserData* data,std::string element);
void parseButton(parserData* data,std::string element,std::string typ);
void parseBackground(parserData* data,std::string element);
void parseTextList(parserData* data,std::string element);
void parseDropDown(parserData* data,std::string element);
void parsePwdField(parserData* data,std::string element);
void parseField(parserData* data,std::string element,std::string type);
void parseSimpleField(parserData* data,std::vector<std::string> &parts);
void parseTextArea(parserData* data,std::vector<std::string>& parts,std::string type);
void parseLabel(parserData* data,std::string element);
void parseVertLabel(parserData* data,std::string element);
void parseImageButton(parserData* data,std::string element,std::string type);
void parseItemImageButton(parserData* data,std::string element);
void parseTabHeader(parserData* data,std::string element);
void parseBox(parserData* data,std::string element);
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bool parseColor(std::string color, irr::video::SColor& outcolor);
};
class FormspecFormSource: public IFormSource
{
public:
FormspecFormSource(std::string formspec,FormspecFormSource** game_formspec)
{
m_formspec = formspec;
m_game_formspec = game_formspec;
}
~FormspecFormSource()
{
*m_game_formspec = 0;
}
void setForm(std::string formspec) {
m_formspec = formspec;
}
std::string getForm()
{
return m_formspec;
}
std::string m_formspec;
FormspecFormSource** m_game_formspec;
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};
#endif