218 lines
6.3 KiB
C
218 lines
6.3 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file pgEntry.h
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* @author drose
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* @date 2002-03-13
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*/
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#ifndef PGENTRY_H
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#define PGENTRY_H
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#include "pandabase.h"
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#include "pgItem.h"
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#include "textNode.h"
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#include "pointerTo.h"
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#include "pvector.h"
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#include "clockObject.h"
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#include "textAssembler.h"
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/**
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* This is a particular kind of PGItem that handles simple one-line or short
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* multi-line text entries, of the sort where the user can type any string.
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*
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* A PGEntry does all of its internal manipulation on a wide string, so it can
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* store the full Unicode character set. The interface can support either the
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* wide string getters and setters, or the normal 8-bit string getters and
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* setters, which use whatever encoding method is specified by the associated
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* TextNode.
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*/
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class EXPCL_PANDA_PGUI PGEntry : public PGItem {
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PUBLISHED:
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explicit PGEntry(const std::string &name);
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virtual ~PGEntry();
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protected:
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PGEntry(const PGEntry ©);
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public:
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virtual PandaNode *make_copy() const;
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virtual void xform(const LMatrix4 &mat);
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virtual bool cull_callback(CullTraverser *trav, CullTraverserData &data);
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virtual void press(const MouseWatcherParameter ¶m, bool background);
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virtual void keystroke(const MouseWatcherParameter ¶m, bool background);
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virtual void candidate(const MouseWatcherParameter ¶m, bool background);
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virtual void accept(const MouseWatcherParameter ¶m);
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virtual void accept_failed(const MouseWatcherParameter ¶m);
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virtual void overflow(const MouseWatcherParameter ¶m);
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virtual void type(const MouseWatcherParameter ¶m);
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virtual void erase(const MouseWatcherParameter ¶m);
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virtual void cursormove();
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PUBLISHED:
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enum State {
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S_focus = 0,
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S_no_focus,
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S_inactive
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};
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void setup(PN_stdfloat width, int num_lines);
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void setup_minimal(PN_stdfloat width, int num_lines);
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INLINE bool set_text(const std::string &text);
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INLINE std::string get_plain_text() const;
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INLINE std::string get_text() const;
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INLINE int get_num_characters() const;
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INLINE wchar_t get_character(int n) const;
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INLINE const TextGraphic *get_graphic(int n) const;
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INLINE const TextProperties &get_properties(int n) const;
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INLINE void set_cursor_position(int position);
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INLINE int get_cursor_position() const;
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INLINE PN_stdfloat get_cursor_X() const;
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INLINE PN_stdfloat get_cursor_Y() const;
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INLINE void set_max_chars(int max_chars);
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INLINE int get_max_chars() const;
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INLINE void set_max_width(PN_stdfloat max_width);
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INLINE PN_stdfloat get_max_width() const;
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INLINE void set_num_lines(int num_lines);
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INLINE int get_num_lines() const;
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INLINE void set_blink_rate(PN_stdfloat blink_rate);
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INLINE PN_stdfloat get_blink_rate() const;
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INLINE NodePath get_cursor_def();
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INLINE void clear_cursor_def();
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INLINE void set_cursor_keys_active(bool flag);
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INLINE bool get_cursor_keys_active() const;
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INLINE void set_obscure_mode(bool flag);
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INLINE bool get_obscure_mode() const;
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INLINE void set_overflow_mode(bool flag);
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INLINE bool get_overflow_mode() const;
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INLINE void set_candidate_active(const std::string &candidate_active);
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INLINE const std::string &get_candidate_active() const;
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INLINE void set_candidate_inactive(const std::string &candidate_inactive);
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INLINE const std::string &get_candidate_inactive() const;
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void set_text_def(int state, TextNode *node);
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TextNode *get_text_def(int state) const;
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virtual void set_active(bool active);
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virtual void set_focus(bool focus);
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INLINE static std::string get_accept_prefix();
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INLINE static std::string get_accept_failed_prefix();
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INLINE static std::string get_overflow_prefix();
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INLINE static std::string get_type_prefix();
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INLINE static std::string get_erase_prefix();
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INLINE static std::string get_cursormove_prefix();
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INLINE std::string get_accept_event(const ButtonHandle &button) const;
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INLINE std::string get_accept_failed_event(const ButtonHandle &button) const;
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INLINE std::string get_overflow_event() const;
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INLINE std::string get_type_event() const;
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INLINE std::string get_erase_event() const;
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INLINE std::string get_cursormove_event() const;
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INLINE bool set_wtext(const std::wstring &wtext);
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INLINE std::wstring get_plain_wtext() const;
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INLINE std::wstring get_wtext() const;
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INLINE void set_accept_enabled(bool enabled);
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bool is_wtext() const;
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private:
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void slot_text_def(int state);
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void update_text();
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void update_cursor();
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void show_hide_cursor(bool visible);
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void update_state();
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TextAssembler _text;
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TextAssembler _obscure_text;
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int _cursor_position;
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bool _cursor_stale;
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bool _cursor_visible;
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std::wstring _candidate_wtext;
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size_t _candidate_highlight_start;
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size_t _candidate_highlight_end;
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size_t _candidate_cursor_pos;
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int _max_chars;
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PN_stdfloat _max_width;
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int _num_lines;
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bool _accept_enabled;
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std::string _candidate_active;
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std::string _candidate_inactive;
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typedef pvector< PT(TextNode) > TextDefs;
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TextDefs _text_defs;
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// This is the subgraph that renders both the text and the cursor.
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NodePath _text_render_root;
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// This is the node for rendering the actual text that is parented to the
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// above node when the text is generated.
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NodePath _current_text;
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TextNode *_last_text_def;
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bool _text_geom_stale;
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bool _text_geom_flattened;
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// This is the node that represents the cursor geometry. It is also
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// attached to the above node, and is transformed around andor hidden
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// according to the cursor's position and blink state.
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NodePath _cursor_scale;
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NodePath _cursor_def;
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double _blink_start;
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double _blink_rate;
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bool _cursor_keys_active;
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bool _obscure_mode;
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bool _overflow_mode;
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PN_stdfloat _current_padding;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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PGItem::init_type();
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register_type(_type_handle, "PGEntry",
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PGItem::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "pgEntry.I"
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#endif
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