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Copy pathcommand-prompt.cpp
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Copy pathcommand-prompt.cpp
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331 lines (314 loc) · 8.94 KB
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//command-prompt a one line command entry at the top of the screen for quick commands
#include "Core.h"
#include <Console.h>
#include <Export.h>
#include <PluginManager.h>
#include <ColorText.h>
#include <modules/Screen.h>
#include <modules/Gui.h>
#include <set>
#include <list>
#include <utility>
#include <vector>
#include "df/interface_key.h"
#include "df/ui.h"
#include "df/graphic.h"
#include "df/enabler.h"
using namespace DFHack;
using namespace df::enums;
using df::global::ui;
using df::global::gps;
using df::global::enabler;
std::vector<std::string> command_history;
class viewscreen_commandpromptst;
class prompt_ostream:public buffered_color_ostream
{
viewscreen_commandpromptst *parent_;
protected:
void flush_proxy();
public:
prompt_ostream(viewscreen_commandpromptst* parent):parent_(parent){}
bool empty(){return buffer.empty();}
};
class viewscreen_commandpromptst : public dfhack_viewscreen {
public:
void feed(std::set<df::interface_key> *events);
void logic() {
dfhack_viewscreen::logic();
}
void render();
void help() { }
int8_t movies_okay() { return 0; }
std::string getFocusString() { return "commandprompt"; }
viewscreen_commandpromptst(std::string entry):is_response(false)
{
show_fps=gps->display_frames;
gps->display_frames=0;
cursor_pos = 0;
frame = 0;
history_idx = command_history.size();
if (history_idx > 0)
{
if (command_history[history_idx - 1] == "")
{
command_history.pop_back();
history_idx--;
}
}
command_history.push_back(entry);
}
~viewscreen_commandpromptst()
{
gps->display_frames=show_fps;
}
void add_response(color_value v, std::string s)
{
std::stringstream ss(s);
std::string part;
while (std::getline(ss, part))
{
responses.push_back(std::make_pair(v, part + '\n'));
}
}
std::string get_entry()
{
return command_history[history_idx];
}
void set_entry(std::string entry)
{
command_history[history_idx] = entry;
}
void back_word()
{
std::string entry = get_entry();
if (cursor_pos == 0)
return;
cursor_pos--;
while (cursor_pos > 0 && !isalnum(entry[cursor_pos]))
cursor_pos--;
while (cursor_pos > 0 && isalnum(entry[cursor_pos]))
cursor_pos--;
if (!isalnum(entry[cursor_pos]) && cursor_pos != 0)
cursor_pos++;
}
void forward_word()
{
std::string entry = get_entry();
int len = entry.size();
if (cursor_pos == len)
return;
cursor_pos++;
while (cursor_pos <= len && !isalnum(entry[cursor_pos]))
cursor_pos++;
while (cursor_pos <= len && isalnum(entry[cursor_pos]))
cursor_pos++;
if (cursor_pos > len)
cursor_pos = len;
}
protected:
std::list<std::pair<color_value,std::string> > responses;
int cursor_pos;
int history_idx;
bool is_response;
bool show_fps;
int frame;
void submit();
};
void prompt_ostream::flush_proxy()
{
if (buffer.empty())
return;
for(auto it=buffer.begin();it!=buffer.end();it++)
parent_->add_response(it->first,it->second);
buffer.clear();
}
void viewscreen_commandpromptst::render()
{
++frame;
if (frame >= enabler->gfps)
frame = 0;
if (Screen::isDismissed(this))
return;
dfhack_viewscreen::render();
auto dim = Screen::getWindowSize();
parent->render();
if(is_response)
{
auto it=responses.begin();
for(int i=0;i<dim.y && it!=responses.end();i++,it++)
{
Screen::fillRect(Screen::Pen(' ', 7, 0),0,i,dim.x,i);
std::string cur_line=it->second;
Screen::paintString(Screen::Pen(' ',it->first,0),0,i,cur_line.substr(0,cur_line.size()-1));
}
}
else
{
std::string entry = get_entry();
Screen::fillRect(Screen::Pen(' ', 7, 0),0,0,dim.x,0);
Screen::paintString(Screen::Pen(' ', 7, 0), 0, 0,"[DFHack]#");
std::string cursor = (frame < enabler->gfps / 2) ? "_" : " ";
if(cursor_pos < (dim.x - 10))
{
Screen::paintString(Screen::Pen(' ', 7, 0), 10,0 , entry);
if (entry.size() > dim.x - 10)
Screen::paintTile(Screen::Pen('\032', 7, 0), dim.x - 1, 0);
if (cursor != " ")
Screen::paintString(Screen::Pen(' ', 10, 0), 10 + cursor_pos, 0, cursor);
}
else
{
size_t start = cursor_pos - dim.x + 10 + 1;
Screen::paintTile(Screen::Pen('\033', 7, 0), 9, 0);
Screen::paintString(Screen::Pen(' ', 7, 0), 10, 0, entry.substr(start));
if (cursor != " ")
Screen::paintString(Screen::Pen(' ', 10, 0), dim.x - 1, 0, cursor);
}
}
}
void viewscreen_commandpromptst::submit()
{
CoreSuspendClaimer suspend;
if(is_response)
{
Screen::dismiss(this);
return;
}
prompt_ostream out(this);
Core::getInstance().runCommand(out, get_entry());
if(out.empty() && responses.empty())
Screen::dismiss(this);
else
{
is_response=true;
}
}
void viewscreen_commandpromptst::feed(std::set<df::interface_key> *events)
{
int old_pos = cursor_pos;
std::string entry = get_entry();
bool leave_all = events->count(interface_key::LEAVESCREEN_ALL);
if (leave_all || events->count(interface_key::LEAVESCREEN))
{
events->clear();
Screen::dismiss(this);
if (leave_all)
{
events->insert(interface_key::LEAVESCREEN);
parent->feed(events);
events->clear();
}
//if (command_history.size() && !entry.size())
// command_history.pop_back();
return;
}
if (events->count(interface_key::SELECT))
{
submit();
return;
}
if (is_response)
return;
for (auto it = events->begin(); it != events->end(); ++it)
{
auto key = *it;
if (key==interface_key::STRING_A000) //delete?
{
if(entry.size() && cursor_pos > 0)
{
entry.erase(cursor_pos - 1, 1);
cursor_pos--;
}
if(cursor_pos > entry.size())
cursor_pos = entry.size();
continue;
}
int charcode = Screen::keyToChar(key);
if (charcode > 0)
{
entry.insert(cursor_pos, 1, char(charcode));
cursor_pos++;
set_entry(entry);
return;
}
}
// Prevent number keys from moving cursor
if(events->count(interface_key::CURSOR_RIGHT))
{
cursor_pos++;
if (cursor_pos > entry.size())
cursor_pos = entry.size();
}
else if(events->count(interface_key::CURSOR_LEFT))
{
cursor_pos--;
if (cursor_pos < 0) cursor_pos = 0;
}
else if(events->count(interface_key::CURSOR_RIGHT_FAST))
{
forward_word();
}
else if(events->count(interface_key::CURSOR_LEFT_FAST))
{
back_word();
}
else if(events->count(interface_key::CUSTOM_CTRL_A))
{
cursor_pos = 0;
}
else if(events->count(interface_key::CUSTOM_CTRL_E))
{
cursor_pos = entry.size();
}
else if(events->count(interface_key::CURSOR_UP))
{
history_idx--;
if (history_idx < 0)
history_idx = 0;
entry = get_entry();
cursor_pos = entry.size();
}
else if(events->count(interface_key::CURSOR_DOWN))
{
if (history_idx < command_history.size() - 1)
{
history_idx++;
if (history_idx >= command_history.size())
history_idx = command_history.size() - 1;
entry = get_entry();
cursor_pos = entry.size();
}
}
set_entry(entry);
if (old_pos != cursor_pos)
frame = 0;
}
DFHACK_PLUGIN("command-prompt");
command_result show_prompt(color_ostream &out, std::vector <std::string> & parameters)
{
if (Gui::getCurFocus() == "dfhack/commandprompt")
{
Screen::dismiss(Gui::getCurViewscreen(true));
}
std::string params;
for(size_t i=0;i<parameters.size();i++)
params+=parameters[i]+" ";
Screen::show(new viewscreen_commandpromptst(params));
return CR_OK;
}
bool hotkey_allow_all(df::viewscreen *top)
{
return true;
}
DFhackCExport command_result plugin_init ( color_ostream &out, std::vector <PluginCommand> &commands)
{
commands.push_back(PluginCommand(
"command-prompt","Shows a command prompt on window.",show_prompt,hotkey_allow_all,
"command-prompt [entry] - shows a cmd prompt in df window. Entry is used for default prefix (e.g. ':lua')"
));
return CR_OK;
}
DFhackCExport command_result plugin_shutdown ( color_ostream &out )
{
return CR_OK;
}
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