summary refs log blame commit diff stats
path: root/src/fe-gtk/palette.h
blob: 569594a5ad026bb7c7a6cf6d465a841d457e8b9a (plain) (tree)


















                                                                            


                         










                         
                    
                  



                                        

      
/* HexChat
 * Copyright (C) 1998-2010 Peter Zelezny.
 * Copyright (C) 2009-2013 Berke Viktor.
 *
 * 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#ifndef HEXCHAT_PALETTE_H
#define HEXCHAT_PALETTE_H

extern GdkColor colors[];

#define COL_MARK_FG 32
#define COL_MARK_BG 33
#define COL_FG 34
#define COL_BG 35
#define COL_MARKER 36
#define COL_NEW_DATA 37
#define COL_HILIGHT 38
#define COL_NEW_MSG 39
#define COL_AWAY 40
#define COL_SPELL 41
#define MAX_COL 41

void palette_alloc (GtkWidget * widget);
void palette_load (void);
void palette_save (void);

#endif
426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661
/* HexChat
 * Copyright (C) 1998-2010 Peter Zelezny.
 * Copyright (C) 2009-2013 Berke Viktor.
 *
 * 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

/* abstract channel view: tabs or tree or anything you like */

#include <stdlib.h>
#include <string.h>

#include "../common/hexchat.h"
#include "../common/hexchatc.h"
#include "fe-gtk.h"
#include "maingui.h"
#include "gtkutil.h"
#include "chanview.h"

/* treeStore columns */
#define COL_NAME 0		/* (char *) */
#define COL_CHAN 1		/* (chan *) */
#define COL_ATTR 2		/* (PangoAttrList *) */
#define COL_PIXBUF 3		/* (GdkPixbuf *) */

struct _chanview
{
	/* impl scratch area */
	char implscratch[sizeof (void *) * 8];

	GtkTreeStore *store;
	int size;			/* number of channels in view */

	GtkWidget *box;	/* the box we destroy when changing implementations */
	GtkStyle *style;	/* style used for tree */
	chan *focused;		/* currently focused channel */
	int trunc_len;

	/* callbacks */
	void (*cb_focus) (chanview *, chan *, int tag, void *userdata);
	void (*cb_xbutton) (chanview *, chan *, int tag, void *userdata);
	gboolean (*cb_contextmenu) (chanview *, chan *, int tag, void *userdata, GdkEventButton *);
	int (*cb_compare) (void *a, void *b);

	/* impl */
	void (*func_init) (chanview *);
	void (*func_postinit) (chanview *);
	void *(*func_add) (chanview *, chan *, char *, GtkTreeIter *);
	void (*func_move_focus) (chanview *, gboolean, int);
	void (*func_change_orientation) (chanview *);
	void (*func_remove) (chan *);
	void (*func_move) (chan *, int delta);
	void (*func_move_family) (chan *, int delta);
	void (*func_focus) (chan *);
	void (*func_set_color) (chan *, PangoAttrList *);
	void (*func_rename) (chan *, char *);
	gboolean (*func_is_collapsed) (chan *);
	chan *(*func_get_parent) (chan *);
	void (*func_cleanup) (chanview *);

	unsigned int sorted:1;
	unsigned int vertical:1;
	unsigned int use_icons:1;
};

struct _chan
{
	chanview *cv;	/* our owner */
	GtkTreeIter iter;
	void *userdata;	/* session * */
	void *family;		/* server * or null */
	void *impl;	/* togglebutton or null */
	GdkPixbuf *icon;
	short allow_closure;	/* allow it to be closed when it still has children? */
	short tag;
};

static chan *cv_find_chan_by_number (chanview *cv, int num);
static int cv_find_number_of_chan (chanview *cv, chan *find_ch);


/* ======= TABS ======= */

#include "chanview-tabs.c"


/* ======= TREE ======= */

#include "chanview-tree.c"


/* ==== ABSTRACT CHANVIEW ==== */

static char *
truncate_tab_name (char *name, int max)
{
	char *buf;

	if (max > 2 && g_utf8_strlen (name, -1) > max)
	{
		/* truncate long channel names */
		buf = g_malloc (strlen (name) + 4);
		g_utf8_strncpy (buf, name, max);
		strcat (buf, "..");
		return buf;
	}

	return name;
}

/* iterate through a model, into 1 depth of children */

static void
model_foreach_1 (GtkTreeModel *model, void (*func)(void *, GtkTreeIter *),
					  void *userdata)
{
	GtkTreeIter iter, inner;

	if (gtk_tree_model_get_iter_first (model, &iter))
	{
		do
		{
			func (userdata, &iter);
			if (gtk_tree_model_iter_children (model, &inner, &iter))
			{
				do
					func (userdata, &inner);
				while (gtk_tree_model_iter_next (model, &inner));
			}
		}
		while (gtk_tree_model_iter_next (model, &iter));
	}
}

static void
chanview_pop_cb (chanview *cv, GtkTreeIter *iter)
{
	chan *ch;
	char *name;
	PangoAttrList *attr;

	gtk_tree_model_get (GTK_TREE_MODEL (cv->store), iter,
							  COL_NAME, &name, COL_CHAN, &ch, COL_ATTR, &attr, -1);
	ch->impl = cv->func_add (cv, ch, name, NULL);
	if (attr)
	{
		cv->func_set_color (ch, attr);
		pango_attr_list_unref (attr);
	}
	g_free (name);
}

static void
chanview_populate (chanview *cv)
{
	model_foreach_1 (GTK_TREE_MODEL (cv->store), (void *)chanview_pop_cb, cv);
}

void
chanview_set_impl (chanview *cv, int type)
{
	/* cleanup the old one */
	if (cv->func_cleanup)
		cv->func_cleanup (cv);

	switch (type)
	{
	case 0:
		cv->func_init = cv_tabs_init;
		cv->func_postinit = cv_tabs_postinit;
		cv->func_add = cv_tabs_add;
		cv->func_move_focus = cv_tabs_move_focus;
		cv->func_change_orientation = cv_tabs_change_orientation;
		cv->func_remove = cv_tabs_remove;
		cv->func_move = cv_tabs_move;
		cv->func_move_family = cv_tabs_move_family;
		cv->func_focus = cv_tabs_focus;
		cv->func_set_color = cv_tabs_set_color;
		cv->func_rename = cv_tabs_rename;
		cv->func_is_collapsed = cv_tabs_is_collapsed;
		cv->func_get_parent = cv_tabs_get_parent;
		cv->func_cleanup = cv_tabs_cleanup;
		break;

	default:
		cv->func_init = cv_tree_init;
		cv->func_postinit = cv_tree_postinit;
		cv->func_add = cv_tree_add;
		cv->func_move_focus = cv_tree_move_focus;
		cv->func_change_orientation = cv_tree_change_orientation;
		cv->func_remove = cv_tree_remove;
		cv->func_move = cv_tree_move;
		cv->func_move_family = cv_tree_move_family;
		cv->func_focus = cv_tree_focus;
		cv->func_set_color = cv_tree_set_color;
		cv->func_rename = cv_tree_rename;
		cv->func_is_collapsed = cv_tree_is_collapsed;
		cv->func_get_parent = cv_tree_get_parent;
		cv->func_cleanup = cv_tree_cleanup;
		break;
	}

	/* now rebuild a new tabbar or tree */
	cv->func_init (cv);

	chanview_populate (cv);

	cv->func_postinit (cv);

	/* force re-focus */
	if (cv->focused)
		cv->func_focus (cv->focused);
}

static void
chanview_free_ch (chanview *cv, GtkTreeIter *iter)
{
	chan *ch;

	gtk_tree_model_get (GTK_TREE_MODEL (cv->store), iter, COL_CHAN, &ch, -1);
	g_free (ch);
}

static void
chanview_destroy_store (chanview *cv)	/* free every (chan *) in the store */
{
	model_foreach_1 (GTK_TREE_MODEL (cv->store), (void *)chanview_free_ch, cv);
	g_object_unref (cv->store);
}

static void
chanview_destroy (chanview *cv)
{
	if (cv->func_cleanup)
		cv->func_cleanup (cv);

	if (cv->box)
		gtk_widget_destroy (cv->box);

	chanview_destroy_store (cv);
	g_free (cv);
}

static void
chanview_box_destroy_cb (GtkWidget *box, chanview *cv)
{
	cv->box = NULL;
	chanview_destroy (cv);
}

chanview *
chanview_new (int type, int trunc_len, gboolean sort, gboolean use_icons,
				  GtkStyle *style)
{
	chanview *cv;

	cv = g_new0 (chanview, 1);
	cv->store = gtk_tree_store_new (4, G_TYPE_STRING, G_TYPE_POINTER,
											  PANGO_TYPE_ATTR_LIST, GDK_TYPE_PIXBUF);
	cv->style = style;
	cv->box = gtk_hbox_new (0, 0);
	cv->trunc_len = trunc_len;
	cv->sorted = sort;
	cv->use_icons = use_icons;
	gtk_widget_show (cv->box);
	chanview_set_impl (cv, type);

	g_signal_connect (G_OBJECT (cv->box), "destroy",
							G_CALLBACK (chanview_box_destroy_cb), cv);

	return cv;
}

/* too lazy for signals */

void
chanview_set_callbacks (chanview *cv,
	void (*cb_focus) (chanview *, chan *, int tag, void *userdata),
	void (*cb_xbutton) (chanview *, chan *, int tag, void *userdata),
	gboolean (*cb_contextmenu) (chanview *, chan *, int tag, void *userdata, GdkEventButton *),
	int (*cb_compare) (void *a, void *b))
{
	cv->cb_focus = cb_focus;
	cv->cb_xbutton = cb_xbutton;
	cv->cb_contextmenu = cb_contextmenu;
	cv->cb_compare = cb_compare;
}

/* find a place to insert this new entry, based on the compare function */

static void
chanview_insert_sorted (chanview *cv, GtkTreeIter *add_iter, GtkTreeIter *parent, void *ud)
{
	GtkTreeIter iter;
	chan *ch;

	if (cv->sorted && gtk_tree_model_iter_children (GTK_TREE_MODEL (cv->store), &iter, parent))
	{
		do
		{
			gtk_tree_model_get (GTK_TREE_MODEL (cv->store), &iter, COL_CHAN, &ch, -1);
			if (ch->tag == 0 && cv->cb_compare (ch->userdata, ud) > 0)
			{
				gtk_tree_store_insert_before (cv->store, add_iter, parent, &iter);
				return;
			}
		}
		while (gtk_tree_model_iter_next (GTK_TREE_MODEL (cv->store), &iter));
	}

	gtk_tree_store_append (cv->store, add_iter, parent);
}

/* find a parent node with the same "family" pointer (i.e. the Server tab) */

static int
chanview_find_parent (chanview *cv, void *family, GtkTreeIter *search_iter, chan *avoid)
{
	chan *search_ch;

	/* find this new row's parent, if any */
	if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (cv->store), search_iter))
	{
		do
		{
			gtk_tree_model_get (GTK_TREE_MODEL (cv->store), search_iter, 
									  COL_CHAN, &search_ch, -1);
			if (family == search_ch->family && search_ch != avoid /*&&
				 gtk_tree_store_iter_depth (cv->store, search_iter) == 0*/)
				return TRUE;
		}
		while (gtk_tree_model_iter_next (GTK_TREE_MODEL (cv->store), search_iter));
	}

	return FALSE;
}

static chan *
chanview_add_real (chanview *cv, char *name, void *family, void *userdata,
						 gboolean allow_closure, int tag, GdkPixbuf *icon,
						 chan *ch, chan *avoid)
{
	GtkTreeIter parent_iter;
	GtkTreeIter iter;
	gboolean has_parent = FALSE;

	if (chanview_find_parent (cv, family, &parent_iter, avoid))
	{
		chanview_insert_sorted (cv, &iter, &parent_iter, userdata);
		has_parent = TRUE;
	} else
	{
		gtk_tree_store_append (cv->store, &iter, NULL);
	}

	if (!ch)
	{
		ch = g_new0 (chan, 1);
		ch->userdata = userdata;
		ch->family = family;
		ch->cv = cv;
		ch->allow_closure = allow_closure;
		ch->tag = tag;
		ch->icon = icon;
	}
	memcpy (&(ch->iter), &iter, sizeof (iter));

	gtk_tree_store_set (cv->store, &iter, COL_NAME, name, COL_CHAN, ch,
							  COL_PIXBUF, icon, -1);

	cv->size++;
	if (!has_parent)
		ch->impl = cv->func_add (cv, ch, name, NULL);
	else
		ch->impl = cv->func_add (cv, ch, name, &parent_iter);

	return ch;
}

chan *
chanview_add (chanview *cv, char *name, void *family, void *userdata, gboolean allow_closure, int tag, GdkPixbuf *icon)
{
	char *new_name;
	chan *ret;

	new_name = truncate_tab_name (name, cv->trunc_len);

	ret = chanview_add_real (cv, new_name, family, userdata, allow_closure, tag, icon, NULL, NULL);

	if (new_name != name)
		g_free (new_name);

	return ret;
}

int
chanview_get_size (chanview *cv)
{
	return cv->size;
}

GtkWidget *
chanview_get_box (chanview *cv)
{
	return cv->box;
}

void
chanview_move_focus (chanview *cv, gboolean relative, int num)
{
	cv->func_move_focus (cv, relative, num);
}

GtkOrientation
chanview_get_orientation (chanview *cv)
{
	return (cv->vertical ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL);
}

void
chanview_set_orientation (chanview *cv, gboolean vertical)
{
	if (vertical != cv->vertical)
	{
		cv->vertical = vertical;
		cv->func_change_orientation (cv);
	}
}

int
chan_get_tag (chan *ch)
{
	return ch->tag;
}

void *
chan_get_userdata (chan *ch)
{
	return ch->userdata;
}

void
chan_focus (chan *ch)
{
	if (ch->cv->focused == ch)
		return;

	ch->cv->func_focus (ch);
}

void
chan_move (chan *ch, int delta)
{
	ch->cv->func_move (ch, delta);
}

void
chan_move_family (chan *ch, int delta)
{
	ch->cv->func_move_family (ch, delta);
}

void
chan_set_color (chan *ch, PangoAttrList *list)
{
	gtk_tree_store_set (ch->cv->store, &ch->iter, COL_ATTR, list, -1);	
	ch->cv->func_set_color (ch, list);
}

void
chan_rename (chan *ch, char *name, int trunc_len)
{
	char *new_name;

	new_name = truncate_tab_name (name, trunc_len);

	gtk_tree_store_set (ch->cv->store, &ch->iter, COL_NAME, new_name, -1);
	ch->cv->func_rename (ch, new_name);
	ch->cv->trunc_len = trunc_len;

	if (new_name != name)
		g_free (new_name);
}

/* this thing is overly complicated */

static int
cv_find_number_of_chan (chanview *cv, chan *find_ch)
{
	GtkTreeIter iter, inner;
	chan *ch;
	int i = 0;

	if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (cv->store), &iter))
	{
		do
		{
			gtk_tree_model_get (GTK_TREE_MODEL (cv->store), &iter, COL_CHAN, &ch, -1);
			if (ch == find_ch)
				return i;
			i++;

			if (gtk_tree_model_iter_children (GTK_TREE_MODEL (cv->store), &inner, &iter))
			{
				do
				{
					gtk_tree_model_get (GTK_TREE_MODEL (cv->store), &inner, COL_CHAN, &ch, -1);
					if (ch == find_ch)
						return i;
					i++;
				}
				while (gtk_tree_model_iter_next (GTK_TREE_MODEL (cv->store), &inner));
			}
		}
		while (gtk_tree_model_iter_next (GTK_TREE_MODEL (cv->store), &iter));
	}

	return 0;	/* WARNING */
}

/* this thing is overly complicated too */

static chan *
cv_find_chan_by_number (chanview *cv, int num)
{
	GtkTreeIter iter, inner;
	chan *ch;
	int i = 0;

	if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (cv->store), &iter))
	{
		do
		{
			if (i == num)
			{
				gtk_tree_model_get (GTK_TREE_MODEL (cv->store), &iter, COL_CHAN, &ch, -1);
				return ch;
			}
			i++;

			if (gtk_tree_model_iter_children (GTK_TREE_MODEL (cv->store), &inner, &iter))
			{
				do
				{
					if (i == num)
					{
						gtk_tree_model_get (GTK_TREE_MODEL (cv->store), &inner, COL_CHAN, &ch, -1);
						return ch;
					}
					i++;
				}
				while (gtk_tree_model_iter_next (GTK_TREE_MODEL (cv->store), &inner));
			}
		}
		while (gtk_tree_model_iter_next (GTK_TREE_MODEL (cv->store), &iter));
	}

	return NULL;
}

static void
chan_emancipate_children (chan *ch)
{
	char *name;
	chan *childch;
	GtkTreeIter childiter;
	PangoAttrList *attr;

	while (gtk_tree_model_iter_children (GTK_TREE_MODEL (ch->cv->store), &childiter, &ch->iter))
	{
		/* remove and re-add all the children, but avoid using "ch" as parent */
		gtk_tree_model_get (GTK_TREE_MODEL (ch->cv->store), &childiter,
								  COL_NAME, &name, COL_CHAN, &childch, COL_ATTR, &attr, -1);
		ch->cv->func_remove (childch);
		gtk_tree_store_remove (ch->cv->store, &childiter);
		ch->cv->size--;
		chanview_add_real (childch->cv, name, childch->family, childch->userdata, childch->allow_closure, childch->tag, childch->icon, childch, ch);
		if (attr)
		{
			childch->cv->func_set_color (childch, attr);
			pango_attr_list_unref (attr);
		}
		g_free (name);
	}
}

gboolean
chan_remove (chan *ch, gboolean force)
{
	chan *new_ch;
	int i, num;
	extern int hexchat_is_quitting;

	if (hexchat_is_quitting)	/* avoid lots of looping on exit */
		return TRUE;

	/* is this ch allowed to be closed while still having children? */
	if (!force &&
		 gtk_tree_model_iter_has_child (GTK_TREE_MODEL (ch->cv->store), &ch->iter) &&
		 !ch->allow_closure)
		return FALSE;

	chan_emancipate_children (ch);
	ch->cv->func_remove (ch);

	/* is it the focused one? */
	if (ch->cv->focused == ch)
	{
		ch->cv->focused = NULL;

		/* try to move the focus to some other valid channel */
		num = cv_find_number_of_chan (ch->cv, ch);
		/* move to the one left of the closing tab */
		new_ch = cv_find_chan_by_number (ch->cv, num - 1);
		if (new_ch && new_ch != ch)
		{
			chan_focus (new_ch);	/* this'll will set ch->cv->focused for us too */
		} else
		{
			/* if it fails, try focus from tab 0 and up */
			for (i = 0; i < ch->cv->size; i++)
			{
				new_ch = cv_find_chan_by_number (ch->cv, i);
				if (new_ch && new_ch != ch)
				{
					chan_focus (new_ch);	/* this'll will set ch->cv->focused for us too */
					break;
				}
			}
		}
	}

	ch->cv->size--;
	gtk_tree_store_remove (ch->cv->store, &ch->iter);
	g_free (ch);
	return TRUE;
}

gboolean
chan_is_collapsed (chan *ch)
{
	return ch->cv->func_is_collapsed (ch);
}

chan *
chan_get_parent (chan *ch)
{
	return ch->cv->func_get_parent (ch);
}