* encapsulated to get a combobox-like object. All XForms
* functions are hidden.
*
- * GNU Copyleft
(C) 1996 Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
+ * GNU Copyleft 1996 Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
* and the LyX Team.
*
* Dependencies: Only XForms, but created to be used with LyX.
* and support for middle and right buttons, as XForms choice object.
*/
-#ifndef _COMBOX_H_
-#define _COMBOX_H_
+#ifndef COMBOX_H
+#define COMBOX_H
#ifdef __GNUG__
#pragma interface
#endif
#include FORMS_H_LOCATION
-#include <stdlib.h>
+#include <cstdlib>
+#include "LString.h"
///
enum combox_type {
FL_COMBOX_INPUT
};
+class Combox;
+
/// callback prototype
-typedef void (*FL_COMBO_CB) (int, void*);
+typedef void (*FL_COMBO_CB) (int, void *, Combox *);
/// pre post prototype
typedef void (*FL_COMBO_PRE_POST) ();
class Combox {
public:
///
- Combox(combox_type t=FL_COMBOX_NORMAL);
+ explicit Combox(combox_type t = FL_COMBOX_NORMAL);
///
~Combox();
/** To add this object to a form. Note that there are two heights
- for normal (button) and expanded (browser) mode each. */
- void add(int x, int y, int w, int hmin, int hmax);
+ for normal (button) and expanded (browser) mode each.
+ The optional tabfolder arguments are needed to overcome an
+ xforms bug when repositioning a combox in a tab folder.
+ tabfolder1_ is the folder holding the combox.
+ If using nested tabfolders, tabfolder2_ is the "base" folder
+ holding tabfolder1_.
+ */
+ void add(int x, int y, int w, int hmin, int hmax,
+ FL_OBJECT * tabfolder1_ = 0, FL_OBJECT * tabfolder2_ = 0);
/// Add lines. Same as for fl_browser object
- void addline(char const*);
+ void addline(string const &);
/// Add lines. Same as for fl_browser object
- void addto(char const*);
+ void addto(string const &);
/// Returns the selected item
- int get();
+ int get() const;
/// Returns a pointer to the selected line of text
- char const*getline();
+ string const getline() const;
/// Select an arbitrary item
void select(int);
///
- bool select_text(char const*);
+ bool select_text(string const &);
/// Clear all the list
void clear();
/// Is the combox cleared (empty)
- bool empty() { return is_empty; }
+ bool empty() const { return is_empty; }
/// Remove the objects from the form they are in.
void remove();
/** Assign a callback to this object. The callback should be a void
- function with a int and a void pointer as parameters. */
+ function with a int and a void pointer as parameters.
+ */
void setcallback(FL_COMBO_CB, void *);
/// Pre handler
///
void deactivate();
///
- void shortcut(char const*, int);
+ void shortcut(string const &, int);
///
void Redraw();
///
void Show();
+ ///
+ static void combo_cb(FL_OBJECT *, long);
+ ///
+ static void input_cb(FL_OBJECT *, long);
+ ///
+ static int peek_event(FL_FORM *, void *);
protected:
/// At least Hide should not be public
void Hide(int who = 0);
///
- FL_OBJECT *browser;
+ FL_OBJECT * browser;
private:
///
combox_type type;
///
bool is_empty;
///
- static void combo_cb(FL_OBJECT *, long);
- ///
- static void input_cb(FL_OBJECT *, long);
- ///
- static int peek_event(FL_FORM *, void *);
- ///
FL_COMBO_CB callback;
///
- void *cb_arg;
+ void * cb_arg;
///
FL_COMBO_PRE_POST _pre;
///
FL_COMBO_PRE_POST _post;
///
- FL_OBJECT *button;
+ FL_OBJECT * button;
///
- FL_OBJECT *label;
+ FL_OBJECT * label;
///
FL_FORM* form;
+ ///
+ FL_OBJECT * tabfolder1;
+ ///
+ FL_OBJECT * tabfolder2;
};
//----------------- Inline methods ---------------------------
inline
-void Combox::addto(char const* text)
+void Combox::addto(string const & text)
{
if (browser) {
- fl_addto_browser(browser, text);
+ fl_addto_browser(browser, text.c_str());
is_empty = false;
}
}
+
inline
void Combox::resize(unsigned r)
{
fl_set_object_resize(button, r);
- if (label!=button) fl_set_object_resize(label, r);
+ if (label!= button) fl_set_object_resize(label, r);
}
+
inline
void Combox::gravity(unsigned g1, unsigned g2)
{
fl_set_object_gravity(button, g1, g2);
- if (label!=button) fl_set_object_gravity(label, g1, g2);
+ if (label!= button) fl_set_object_gravity(label, g1, g2);
}
+
inline
-void Combox::shortcut(char const* s, int i)
+void Combox::shortcut(string const & s, int i)
{
if (button)
- fl_set_object_shortcut(button,s,i);
+ fl_set_object_shortcut(button, s.c_str(), i);
}
+
inline
-void Combox::setcallback(FL_COMBO_CB cb, void *a = 0)
+void Combox::setcallback(FL_COMBO_CB cb, void * a = 0)
{
callback = cb;
cb_arg = a;
}
+
inline
void Combox::setpre(FL_COMBO_PRE_POST cb)
{
_pre = cb;
}
+
inline
void Combox::setpost(FL_COMBO_PRE_POST cb)
{
_post = cb;
}
+
inline
-int Combox::get()
+int Combox::get() const
{
return sel;
}
+
inline
-char const*Combox::getline()
+string const Combox::getline() const
{
- if (type==FL_COMBOX_INPUT)
+ if (type == FL_COMBOX_INPUT)
return fl_get_input(label);
else
- return ((browser) ? fl_get_browser_line(browser, sel): (char const*)0);
+ return (browser && sel > 0) ?
+ fl_get_browser_line(browser, sel) : string();
}
#endif
-
-
projects / lyx.git / blobdiff