271 lines
12 KiB
C++
271 lines
12 KiB
C++
/*
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* dlogutil.h
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* BoE
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*
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* Created by Celtic Minstrel on 11/05/09.
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*
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*/
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#ifndef DIALOG_UTIL_H
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#define DIALOG_UTIL_H
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/// @file
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/// A set of utility classes for simple and common dialogs.
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#include <string>
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#include <vector>
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#include <functional>
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#include "graphtool.h" // for pic_num_t
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#include "soundtool.h" // for snd_num_t
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#include "pict.hpp"
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#include "dialog.hpp"
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#include "button.hpp"
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#include <boost/optional.hpp>
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/// The signature of a record handler for cStrDlog.
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typedef std::function<void(cDialog&)> record_callback_t;
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/// A simple dialog with one or two long strings, an optional title, and an optional record button.
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class cStrDlog {
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static std::string getFileName(short n_strs, ePicType type, bool hasTitle);
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cDialog dlg;
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short sound = -1;
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record_callback_t rec_f;
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bool hasRecord;
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const ePicType type;
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bool onRecord(std::string id);
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bool onDismiss();
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public:
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/// Construct a string dialog.
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/// @param str1 The first string.
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/// @param str2 The second string. If left as an empty string, there will be only one string in the dialog.
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/// @param title The title. If left as an empty string, there will be no title.
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/// @param pic The icon to show at the top left.
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/// @param t The type of icon to show.
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/// @param parent Optionally, a parent dialog.
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cStrDlog(std::string str1,std::string str2,std::string title,pic_num_t pic,ePicType t,cDialog* parent = NULL);
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/// Set a sound to be played when the dialog is shown.
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/// @param num The sound number.
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/// @return This object, for method-call chaining.
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cStrDlog& setSound(snd_num_t num);
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/// Set a record handler.
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/// @param rec The handler.
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/// @return This object, for method-call chaining.
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/// @note Only one record handler can be set at a time. To remove it, set it to null.
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/// @note The presence of the Record button is determined entirely by the presence of a record handler.
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///
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/// A record handler should take one parameter, which is a reference to the dialog.
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/// (That's the cDialog, not the cStrDlog.) It should return void.
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cStrDlog& setRecordHandler(record_callback_t rec);
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/// Reference the cDialog powering this choice dialog, perhaps to customize details of it.
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/// @return A pointer to the dialog.
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cDialog* operator->();
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/// Show the dialog.
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void show();
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};
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/// A simple dialog that lets you select one of several buttons.
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/// This class loads a definition from a file, so there can be any amount of other stuff in the dialog,
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/// and the buttons could be arranged in any fashion you want.
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class cChoiceDlog {
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cDialog dlg;
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protected:
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/// The click handler for the dialog's buttons.
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/// @param me A reference to the current dialog.
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/// @param id The unique key of the clicked control.
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/// @return true, indicating the event should continue.
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bool onClick(cDialog& me, std::string id);
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/// Create a choice dialog, but don't initialize it.
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/// @param p Optionally, a parent dialog.
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explicit cChoiceDlog(cDialog* p = NULL);
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public:
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/// Create a choice dialog with just one button.
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/// @param file The file to load the dialog definition from.
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/// @param p Optionally, a parent dialog.
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/// @note The dialog definition file must include a button whose name attribute is "okay".
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explicit cChoiceDlog(std::string file, cDialog* p = NULL);
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/// Create a choice dialog with several buttons.
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/// @param file The file to load the dialog definition from.
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/// @param buttons A list of the buttons to handle. All of them must be defined in the file.
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/// @param p Optionally, a parent dialog.
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cChoiceDlog(std::string file, std::vector<std::string> buttons, cDialog* p = NULL);
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/// Reference the cDialog powering this choice dialog, perhaps to customize details of it.
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/// @return A pointer to the dialog.
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cDialog* operator->();
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/// Show the dialog.
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/// @return The unique key of the clicked button.
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std::string show();
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};
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/// Basic button type template
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struct bbtt {
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eBtnType type; ///< The type of the preset button.
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std::string label; ///< The preset button's label, if any.
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cKey defaultKey; ///< The preset button's default key shortcut, if any.
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};
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/// Represents a preset button for use with cThreeChoice.
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typedef boost::optional<bbtt> cBasicButtonType;
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namespace {cBasicButtonType null_btn = boost::none;}
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#ifndef BTNS_DEFINED
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extern bbtt basic_buttons[];
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extern size_t available_btns[53];
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#endif
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/// A choice dialog with several strings and up to three buttons.
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/// This is the class used for dialogs generated by special nodes.
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/// It generates the dialog dynamically from the given input.
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/// Note that the dialog is not limited to six strings.
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class cThreeChoice : public cChoiceDlog {
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//static std::string getFileName(size_t n_strs);
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cBasicButtonType btns[3];
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unsigned short buttons_right, buttons_top;
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void init_strings(std::vector<std::string>& strings, unsigned short left);
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void init_buttons(cBasicButtonType btn1, cBasicButtonType btn2, cBasicButtonType btn3);
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void init_pict(pic_num_t pic);
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const ePicType type;
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public:
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/// Create a dialog with just one button.
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/// @param strings A list of the strings to place in the dialog.
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/// @param button The specification of the button.
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/// @param pic The icon to show at the top left.
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/// @param t The type of the icon.
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/// @param parent Optionally, a parent dialog.
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cThreeChoice(std::vector<std::string>& strings, cBasicButtonType button, pic_num_t pic, ePicType t, cDialog* parent = NULL);
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/// Create a dialog with up to three buttons.
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/// @param strings A list of the strings to place in the dialog.
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/// @param buttons A list of the button specifications.
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/// @param pic The icon to show at the top left.
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/// @param t The type of the icon.
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/// @param parent Optionally, a parent dialog.
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cThreeChoice(std::vector<std::string>& strings, std::array<cBasicButtonType, 3>& buttons, pic_num_t pic, ePicType t, cDialog* parent = NULL);
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/// Create a dialog with up to three buttons.
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/// @param strings A list of the strings to place in the dialog.
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/// @param buttons A list of the index of the button; this is an index into available_btns which is in turn used to index basic_buttons.
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/// @param pic The icon to show at the top left.
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/// @param t The type of the icon.
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/// @param parent Optionally, a parent dialog.
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cThreeChoice(std::vector<std::string>& strings, std::array<short, 3>& buttons, pic_num_t pic, ePicType t, cDialog* parent = NULL);
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/// @copydoc cChoiceDlog::show()
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/// @note The unique key in this case is the label specified in the button specification.
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std::string show();
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};
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/// A dialog that presents a list of strings with LEDs and allows you to choose one.
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/// The list may span several pages.
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class cStringChoice {
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static const size_t per_page;
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cDialog dlg;
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bool onLeft();
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bool onRight();
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bool onCancel(cDialog& me);
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bool onOkay(cDialog& me);
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bool onSelect(bool losing);
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void attachHandlers();
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void fillPage();
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std::vector<std::string> strings;
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size_t page, cur;
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cLedGroup* leds;
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std::function<void(cStringChoice&,int)> select_handler;
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public:
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/// Initializes a dialog from a list of strings.
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/// @param strs A list of all strings in the dialog.
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/// @param title The title to show in the dialog.
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/// @param parent Optionally, a parent dialog.
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explicit cStringChoice(std::vector<std::string>& strs, std::string title, cDialog* parent = NULL);
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/// Initializes a dialog from an iterator pair.
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/// @param begin An iterator to the first string in the dialog.
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/// @param end An iterator to one past the last string in the dialog.
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/// @param title The title to show in the dialog.
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/// @param parent Optionally, a parent dialog.
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/// @note Currently, only vector iterators are supported.
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cStringChoice(std::vector<std::string>::iterator begin, std::vector<std::string>::iterator end, std::string title, cDialog* parent = NULL);
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/// Attach a handler to be called when the selected item changes.
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/// @param f A function that takes a reference to the dialog and the index of the newly selected item.
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void attachSelectHandler(std::function<void(cStringChoice&,int)> f);
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/// Reference the cDialog powering this choice dialog, perhaps to customize details of it.
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/// @return A pointer to the dialog.
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cDialog* operator->();
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/// Show the dialog.
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/// @param selectedIndex The index of the string that should be initially selected when the dialog is shown.
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/// @return The index of the newly selected string; if the user cancelled, this will be equal to selectedIndex.
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/// If initialized from an iterator range, this will be relative to begin.
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size_t show(size_t selectedIndex);
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};
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/// Like cStringChoice, but presents a list of icons rather than strings.
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class cPictChoice {
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static const size_t per_page;
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bool didAccept;
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cDialog dlg;
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void attachHandlers();
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bool onLeft();
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bool onRight();
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bool onCancel();
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bool onOkay();
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bool onSelect(bool losing);
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void fillPage();
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std::vector<std::pair<pic_num_t,ePicType>> picts;
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size_t page, cur;
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cLedGroup* leds;
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std::function<void(cPictChoice&,int)> select_handler;
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public:
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/// Initializes a dialog from a list of icons.
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/// @param pics A list of all icons in the dialog.
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/// @param t The type of icons to show; all icons are assumed to be of the same type.
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/// @param parent Optionally, a parent dialog.
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cPictChoice(std::vector<pic_num_t>& pics, ePicType t, cDialog* parent = NULL);
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/// Initializes a dialog from a list of icons.
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/// @param pics A list of all icons in the dialog as {num,type} pairs.
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/// @param parent Optionally, a parent dialog.
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cPictChoice(std::vector<std::pair<pic_num_t,ePicType>>& pics, cDialog* parent = NULL);
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/// Initializes a dialog from an iterator pair.
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/// @param begin An iterator to the first icon in the dialog.
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/// @param end An iterator to one past the last icon in the dialog.
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/// @param t The type of icons to show; all icons are assumed to be of the same type.
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/// @param parent Optionally, a parent dialog.
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cPictChoice(std::vector<pic_num_t>::iterator begin, std::vector<pic_num_t>::iterator end, ePicType t, cDialog* parent = NULL);
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/// Initializes a dialog from an index pair.
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/// @param first The number of the first icon in the dialog.
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/// @param last The number of the last icon in the dialog.
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/// @param t The type of icons to show; all icons are assumed to be of the same type.
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/// @param parent Optionally, a parent dialog.
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cPictChoice(pic_num_t first, pic_num_t last, ePicType t, cDialog* parent = NULL);
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/// Attach a handler to be called when the selected item changes.
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/// @param f A function that takes a reference to the dialog and the index of the newly selected item.
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void attachSelectHandler(std::function<void(cPictChoice&,int)> f);
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/// Reference the cDialog powering this choice dialog, perhaps to customize details of it.
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/// @return A pointer to the dialog.
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cDialog* operator->();
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/// Show the dialog.
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/// @param cur_sel The index of the icon that should be initially selected when the dialog is shown.
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/// @return false if the user clicked Cancel, true otherwise.
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bool show(size_t cur_sel);
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/// Get the chosen icon.
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/// @return The number of the chosen icon.
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pic_num_t getPicChosen();
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/// Get the chosen icon.
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/// @return The type of the chosen icon.
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ePicType getPicChosenType();
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/// Get the index of the selected icon in the original list.
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/// @return The index
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size_t getSelected();
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};
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#endif
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/// Shows a simple error dialog.
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/// @param str1 The first string in the error dialog.
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/// @param str2 The second string in the error dialog.
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/// @param parent Optionally, a parent dialog.
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void giveError(std::string str1, std::string str2, cDialog* parent = NULL);
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/// Shows a simple error dialog.
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/// @param str1 The string in the error dialog.
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/// @param parent Optionally, a parent dialog.
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void giveError(std::string str1, cDialog* parent = NULL);
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/// Shows a generic error dialog and exits.
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/// @param error An arbitrary code intended to be used for locating the error in the source.
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/// @param code A code indicating the result of a failed action that triggered the error.
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/// @param mode 0 for scenario editor, 1 for game, 2 for pc editor
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void oopsError(short error,short code = 0, short mode = 0);
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