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/*
* File: dialog.cc
*
* Copyright (C) 2005-2007 Jorge Arellano Cid <jcid@dillo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*/
// UI dialogs
#include <math.h> // for rint()
#include <fltk/events.h> // for the unfortunate (temporary?) event key testing
#include <fltk/Window.h>
#include <fltk/ask.h>
#include <fltk/file_chooser.h>
#include <fltk/TextBuffer.h>
#include <fltk/Input.h>
#include <fltk/CheckButton.h>
#include <fltk/ReturnButton.h>
#include <fltk/TextDisplay.h>
#include "dialog.hh"
#include "misc.h"
#include "uicmd.hh"
#include "prefs.h"
using namespace fltk;
/*
* Close dialog window.
*/
static void window_close_cb(Widget *, void *vwin)
{
Window *window = (Window*)vwin;
window->destroy();
}
/*
* Display a message in a popup window.
*/
void a_Dialog_msg(const char *msg)
{
message("%s", msg);
}
/*
* Offer a three choice dialog.
* The option string that begins with "*" is the default.
*
* Return: 0, 1 or 2 (esc = 2, window close = 2)
*/
int a_Dialog_choice3(const char *msg,
const char *b0, const char *b1, const char *b2)
{
return choice(msg, b0, b1, b2);
}
/*
* Dialog for one line of Input with a message.
*/
const char *a_Dialog_input(const char *msg)
{
return input("%s", "", msg);
}
/*
* Show the save file dialog.
*
* Return: pointer to chosen filename, or NULL on Cancel.
*/
const char *a_Dialog_save_file(const char *msg,
const char *pattern, const char *fname)
{
return file_chooser(msg, pattern, fname);
}
//#include <fltk/FileIcon.h>
/*
* Show the open file dialog.
*
* Return: pointer to chosen filename, or NULL on Cancel.
*/
char *a_Dialog_open_file(const char *msg,
const char *pattern, const char *fname)
{
const char *fc_name;
/*
static int icons_loaded = 0;
if (!icons_loaded)
FileIcon::load_system_icons();
*/
fc_name = file_chooser(msg, pattern, fname);
return (fc_name) ? a_Misc_escape_chars(fc_name, "% ") : NULL;
}
/*
* Show a new window with the provided text
*/
void a_Dialog_text_window(const char *txt, const char *title)
{
//int wh = 600, ww = 650, bh = 30;
int wh = prefs.height, ww = prefs.width, bh = 30;
int lines, line_num_width;
TextBuffer *text_buf = new TextBuffer();
text_buf->text(txt);
Window *window = new Window(ww, wh, title ? title : "Untitled");
window->begin();
TextDisplay *td = new TextDisplay(0,0,ww, wh-bh);
td->buffer(text_buf);
/* enable wrapping lines; text uses entire width of window */
td->wrap_mode(true, 0);
/* 11.0 instead of 12.0 because the dialog's font is a bit bigger */
td->textsize((int) rint(11.0 * prefs.font_factor));
fltk::setfont(td->textfont(), td->textsize());
lines = td->total_lines();
line_num_width = 2;
while (lines /= 10)
++line_num_width;
line_num_width = (int)(line_num_width * fltk::getwidth("0"));
td->linenumber_width(line_num_width);
ReturnButton *b = new ReturnButton (0, wh-bh, ww, bh, "Close");
b->callback(window_close_cb, window);
window->resizable(td);
window->end();
window->show();
}
/*
* Dialog to find text in page.
*/
class TextFinder : public Window {
public:
TextFinder(int ww, int wh, BrowserWindow *bw);
BrowserWindow *bw;
Input *i;
CheckButton *cb;
ReturnButton *findb;
Button *clrb;
Button *clsb;
};
/*
* Find next occurrence of input key
*/
static void findtext_search_cb(Widget *, void *vtf)
{
TextFinder *tf = (TextFinder *)vtf;
const char *key = tf->i->value();
bool case_sens = tf->cb->value();
if (key[0] != '\0')
a_UIcmd_findtext_search(tf->bw, key, case_sens);
}
/*
* Find next occurrence of input key
*/
static void findtext_search_cb2(Widget *widget, void *vtf)
{
/*
* Somehow fltk even regards the first loss of focus for the
* window as a WHEN_ENTER_KEY_ALWAYS event.
*/
if (event_key() == ReturnKey)
findtext_search_cb(widget, vtf);
}
/*
* Reset search state
*/
static void findtext_clear_cb(Widget *, void *vtf)
{
TextFinder *tf = (TextFinder *)vtf;
tf->i->value("");
a_UIcmd_findtext_reset(tf->bw);
}
/*
* Construct text search window
*/
TextFinder::TextFinder(int ww, int wh, BrowserWindow *bw) :
Window(ww, wh, "unwanted title")
{
int button_width = 70, ih = 35, bh = 30, gap = 10;
this->bw = bw;
begin();
i = new Input(0, 0, ww, ih);
i->when(WHEN_ENTER_KEY_ALWAYS);
i->callback(findtext_search_cb2, this);
cb = new CheckButton(0, ih, ww, wh-ih-bh, "Case-sensitive");
findb = new ReturnButton(gap, wh-bh, button_width, bh, "Find");
findb->callback(findtext_search_cb, this);
clrb = new Button(button_width+2*gap, wh-bh, button_width, bh, "Clear");
clrb->callback(findtext_clear_cb, this);
clsb = new Button(2*button_width+3*gap, wh-bh, button_width, bh, "Close");
clsb->callback(window_close_cb, this);
end();
hotspot(i); // place input widget beneath the cursor
}
void a_Dialog_findtext(BrowserWindow *bw)
{
TextFinder *tf = new TextFinder(250, 90, bw);
tf->show();
}
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