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claws-mail/src/gtk/gtkutils.c
Paul Mangan 49814eae2a 2006-11-26 [paul] 2.6.0cvs63 
* src/expldifdlg.c
	* src/folderview.c
	* src/image_viewer.c
	* src/mainwindow.c
	* src/gtk/gtkutils.c
	* src/gtk/gtkvscrollbutton.c
	* src/gtk/prefswindow.c
	* src/plugins/pgpcore/prefs_gpg.c
		replace more deprecated GTK+ functions
2006-11-26 11:15:44 +00:00

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/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Claws Mail team
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <glib.h>
#include <glib/gi18n.h>
#include <gdk/gdkkeysyms.h>
#include <gdk/gdk.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtkhbbox.h>
#include <gtk/gtkbutton.h>
#include <gtk/gtkctree.h>
#include <gtk/gtkcombo.h>
#include <gtk/gtkbindings.h>
#include <gtk/gtkitemfactory.h>
#include <stdlib.h>
#include <stdarg.h>
#include <sys/stat.h>
#if HAVE_LIBCOMPFACE
# include <compface.h>
#endif
#if HAVE_LIBCOMPFACE
#define XPM_XFACE_HEIGHT (HEIGHT + 3) /* 3 = 1 header + 2 colors */
#endif
#if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
# include <wchar.h>
# include <wctype.h>
#endif
#include "defs.h"
#include "gtkutils.h"
#include "utils.h"
#include "gtksctree.h"
#include "codeconv.h"
#include "stock_pixmap.h"
#include "menu.h"
#include "prefs_account.h"
#include "prefs_common.h"
#include "manage_window.h"
#include "base64.h"
#include "manual.h"
gboolean gtkut_get_font_size(GtkWidget *widget,
gint *width, gint *height)
{
PangoLayout *layout;
const gchar *str = "Abcdef";
g_return_val_if_fail(GTK_IS_WIDGET(widget), FALSE);
layout = gtk_widget_create_pango_layout(widget, str);
g_return_val_if_fail(layout, FALSE);
pango_layout_get_pixel_size(layout, width, height);
if (width)
*width = *width / g_utf8_strlen(str, -1);
g_object_unref(layout);
return TRUE;
}
void gtkut_widget_set_small_font_size(GtkWidget *widget)
{
PangoFontDescription *font_desc;
gint size;
g_return_if_fail(widget != NULL);
g_return_if_fail(widget->style != NULL);
font_desc = pango_font_description_from_string(NORMAL_FONT);
size = pango_font_description_get_size(font_desc);
pango_font_description_set_size(font_desc, size * PANGO_SCALE_SMALL);
gtk_widget_modify_font(widget, font_desc);
pango_font_description_free(font_desc);
}
void gtkut_convert_int_to_gdk_color(gint rgbvalue, GdkColor *color)
{
g_return_if_fail(color != NULL);
color->pixel = 0L;
color->red = (int) (((gdouble)((rgbvalue & 0xff0000) >> 16) / 255.0) * 65535.0);
color->green = (int) (((gdouble)((rgbvalue & 0x00ff00) >> 8) / 255.0) * 65535.0);
color->blue = (int) (((gdouble) (rgbvalue & 0x0000ff) / 255.0) * 65535.0);
}
void gtkut_stock_button_add_help(GtkWidget *bbox, GtkWidget **help_btn)
{
g_return_if_fail(bbox != NULL);
*help_btn = gtk_button_new_from_stock(GTK_STOCK_HELP);
GTK_WIDGET_SET_FLAGS(*help_btn, GTK_CAN_DEFAULT);
gtk_box_pack_end(GTK_BOX (bbox), *help_btn, TRUE, TRUE, 0);
gtk_button_box_set_child_secondary(GTK_BUTTON_BOX (bbox),
*help_btn, TRUE);
gtk_widget_set_sensitive(*help_btn,
manual_available(MANUAL_MANUAL_LOCAL));
gtk_widget_show(*help_btn);
}
void gtkut_stock_button_set_create_with_help(GtkWidget **bbox,
GtkWidget **help_button,
GtkWidget **button1, const gchar *label1,
GtkWidget **button2, const gchar *label2,
GtkWidget **button3, const gchar *label3)
{
g_return_if_fail(bbox != NULL);
g_return_if_fail(button1 != NULL);
gtkut_stock_button_set_create(bbox, button1, label1,
button2, label2, button3, label3);
gtkut_stock_button_add_help(*bbox, help_button);
}
void gtkut_stock_button_set_create(GtkWidget **bbox,
GtkWidget **button1, const gchar *label1,
GtkWidget **button2, const gchar *label2,
GtkWidget **button3, const gchar *label3)
{
g_return_if_fail(bbox != NULL);
g_return_if_fail(button1 != NULL);
*bbox = gtk_hbutton_box_new();
gtk_button_box_set_layout(GTK_BUTTON_BOX(*bbox), GTK_BUTTONBOX_END);
gtk_box_set_spacing(GTK_BOX(*bbox), 5);
*button1 = gtk_button_new_from_stock(label1);
GTK_WIDGET_SET_FLAGS(*button1, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(*bbox), *button1, TRUE, TRUE, 0);
gtk_widget_show(*button1);
if (button2) {
*button2 = gtk_button_new_from_stock(label2);
GTK_WIDGET_SET_FLAGS(*button2, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(*bbox), *button2, TRUE, TRUE, 0);
gtk_widget_show(*button2);
}
if (button3) {
*button3 = gtk_button_new_from_stock(label3);
GTK_WIDGET_SET_FLAGS(*button3, GTK_CAN_DEFAULT);
gtk_box_pack_start(GTK_BOX(*bbox), *button3, TRUE, TRUE, 0);
gtk_widget_show(*button3);
}
}
static void combo_button_size_request(GtkWidget *widget,
GtkRequisition *requisition,
gpointer data)
{
ComboButton *combo = (ComboButton *)data;
if (combo->arrow->allocation.height != requisition->height)
gtk_widget_set_size_request(combo->arrow,
-1, requisition->height);
}
static void combo_button_enter(GtkWidget *widget, gpointer data)
{
ComboButton *combo = (ComboButton *)data;
if (GTK_WIDGET_STATE(combo->arrow) != GTK_STATE_PRELIGHT) {
gtk_widget_set_state(combo->arrow, GTK_STATE_PRELIGHT);
gtk_widget_queue_draw(combo->arrow);
}
if (GTK_WIDGET_STATE(combo->button) != GTK_STATE_PRELIGHT) {
gtk_widget_set_state(combo->button, GTK_STATE_PRELIGHT);
gtk_widget_queue_draw(combo->button);
}
}
static void combo_button_leave(GtkWidget *widget, gpointer data)
{
ComboButton *combo = (ComboButton *)data;
if (GTK_WIDGET_STATE(combo->arrow) != GTK_STATE_NORMAL) {
gtk_widget_set_state(combo->arrow, GTK_STATE_NORMAL);
gtk_widget_queue_draw(combo->arrow);
}
if (GTK_WIDGET_STATE(combo->button) != GTK_STATE_NORMAL) {
gtk_widget_set_state(combo->button, GTK_STATE_NORMAL);
gtk_widget_queue_draw(combo->button);
}
}
static gint combo_button_arrow_pressed(GtkWidget *widget, GdkEventButton *event,
gpointer data)
{
ComboButton *combo = (ComboButton *)data;
if (!event) return FALSE;
gtk_menu_popup(GTK_MENU(combo->menu), NULL, NULL,
menu_button_position, combo->button,
event->button, event->time);
return FALSE;
}
static void combo_button_destroy(GtkWidget *widget, gpointer data)
{
ComboButton *combo = (ComboButton *)data;
gtk_object_destroy(GTK_OBJECT(combo->factory));
g_free(combo);
}
ComboButton *gtkut_combo_button_create(GtkWidget *button,
GtkItemFactoryEntry *entries,
gint n_entries, const gchar *path,
gpointer data)
{
ComboButton *combo;
GtkWidget *arrow;
combo = g_new0(ComboButton, 1);
combo->arrow = gtk_button_new();
arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
gtk_widget_set_size_request(arrow, 7, -1);
gtk_container_add(GTK_CONTAINER(combo->arrow), arrow);
GTK_WIDGET_UNSET_FLAGS(combo->arrow, GTK_CAN_FOCUS);
gtk_widget_show_all(combo->arrow);
combo->button = button;
combo->menu = menu_create_items(entries, n_entries, path,
&combo->factory, data);
combo->data = data;
g_signal_connect(G_OBJECT(combo->button), "size_request",
G_CALLBACK(combo_button_size_request), combo);
g_signal_connect(G_OBJECT(combo->button), "enter",
G_CALLBACK(combo_button_enter), combo);
g_signal_connect(G_OBJECT(combo->button), "leave",
G_CALLBACK(combo_button_leave), combo);
g_signal_connect(G_OBJECT(combo->arrow), "enter",
G_CALLBACK(combo_button_enter), combo);
g_signal_connect(G_OBJECT(combo->arrow), "leave",
G_CALLBACK(combo_button_leave), combo);
g_signal_connect(G_OBJECT(combo->arrow), "button_press_event",
G_CALLBACK(combo_button_arrow_pressed), combo);
g_signal_connect(G_OBJECT(combo->arrow), "destroy",
G_CALLBACK(combo_button_destroy), combo);
return combo;
}
#define CELL_SPACING 1
#define ROW_TOP_YPIXEL(clist, row) (((clist)->row_height * (row)) + \
(((row) + 1) * CELL_SPACING) + \
(clist)->voffset)
#define ROW_FROM_YPIXEL(clist, y) (((y) - (clist)->voffset) / \
((clist)->row_height + CELL_SPACING))
void gtkut_ctree_node_move_if_on_the_edge(GtkCTree *ctree, GtkCTreeNode *node, gint _row)
{
GtkCList *clist = GTK_CLIST(ctree);
gint row;
GtkVisibility row_visibility, prev_row_visibility, next_row_visibility;
g_return_if_fail(ctree != NULL);
g_return_if_fail(node != NULL);
row = (_row != -1 ? _row : g_list_position(clist->row_list, (GList *)node));
if (row < 0 || row >= clist->rows || clist->row_height == 0) return;
row_visibility = gtk_clist_row_is_visible(clist, row);
prev_row_visibility = gtk_clist_row_is_visible(clist, row - 1);
next_row_visibility = gtk_clist_row_is_visible(clist, row + 1);
if (row_visibility == GTK_VISIBILITY_NONE) {
gtk_clist_moveto(clist, row, -1, 0.5, 0);
return;
}
if (row_visibility == GTK_VISIBILITY_FULL &&
prev_row_visibility == GTK_VISIBILITY_FULL &&
next_row_visibility == GTK_VISIBILITY_FULL)
return;
if (prev_row_visibility != GTK_VISIBILITY_FULL &&
next_row_visibility != GTK_VISIBILITY_FULL)
return;
if (prev_row_visibility != GTK_VISIBILITY_FULL) {
gtk_clist_moveto(clist, row, -1, 0.2, 0);
return;
}
if (next_row_visibility != GTK_VISIBILITY_FULL) {
gtk_clist_moveto(clist, row, -1, 0.8, 0);
return;
}
}
#undef CELL_SPACING
#undef ROW_TOP_YPIXEL
#undef ROW_FROM_YPIXEL
gint gtkut_ctree_get_nth_from_node(GtkCTree *ctree, GtkCTreeNode *node)
{
g_return_val_if_fail(ctree != NULL, -1);
g_return_val_if_fail(node != NULL, -1);
return g_list_position(GTK_CLIST(ctree)->row_list, (GList *)node);
}
/* get the next node, including the invisible one */
GtkCTreeNode *gtkut_ctree_node_next(GtkCTree *ctree, GtkCTreeNode *node)
{
GtkCTreeNode *parent;
if (!node) return NULL;
if (GTK_CTREE_ROW(node)->children)
return GTK_CTREE_ROW(node)->children;
if (GTK_CTREE_ROW(node)->sibling)
return GTK_CTREE_ROW(node)->sibling;
for (parent = GTK_CTREE_ROW(node)->parent; parent != NULL;
parent = GTK_CTREE_ROW(parent)->parent) {
if (GTK_CTREE_ROW(parent)->sibling)
return GTK_CTREE_ROW(parent)->sibling;
}
return NULL;
}
/* get the previous node, including the invisible one */
GtkCTreeNode *gtkut_ctree_node_prev(GtkCTree *ctree, GtkCTreeNode *node)
{
GtkCTreeNode *prev;
GtkCTreeNode *child;
if (!node) return NULL;
prev = GTK_CTREE_NODE_PREV(node);
if (prev == GTK_CTREE_ROW(node)->parent)
return prev;
child = prev;
while (GTK_CTREE_ROW(child)->children != NULL) {
child = GTK_CTREE_ROW(child)->children;
while (GTK_CTREE_ROW(child)->sibling != NULL)
child = GTK_CTREE_ROW(child)->sibling;
}
return child;
}
gboolean gtkut_ctree_node_is_selected(GtkCTree *ctree, GtkCTreeNode *node)
{
GtkCList *clist = GTK_CLIST(ctree);
GList *cur;
for (cur = clist->selection; cur != NULL; cur = cur->next) {
if (node == GTK_CTREE_NODE(cur->data))
return TRUE;
}
return FALSE;
}
GtkCTreeNode *gtkut_ctree_find_collapsed_parent(GtkCTree *ctree,
GtkCTreeNode *node)
{
if (!node) return NULL;
while ((node = GTK_CTREE_ROW(node)->parent) != NULL) {
if (!GTK_CTREE_ROW(node)->expanded)
return node;
}
return NULL;
}
void gtkut_ctree_expand_parent_all(GtkCTree *ctree, GtkCTreeNode *node)
{
while ((node = gtkut_ctree_find_collapsed_parent(ctree, node)) != NULL)
gtk_ctree_expand(ctree, node);
}
gboolean gtkut_ctree_node_is_parent(GtkCTreeNode *parent, GtkCTreeNode *node)
{
GtkCTreeNode *tmp;
g_return_val_if_fail(node != NULL, FALSE);
g_return_val_if_fail(parent != NULL, FALSE);
tmp = node;
while (tmp) {
if(GTK_CTREE_ROW(tmp)->parent && GTK_CTREE_ROW(tmp)->parent == parent)
return TRUE;
tmp = GTK_CTREE_ROW(tmp)->parent;
}
return FALSE;
}
void gtkut_ctree_set_focus_row(GtkCTree *ctree, GtkCTreeNode *node)
{
if (node == NULL)
return;
gtkut_clist_set_focus_row(GTK_CLIST(ctree),
gtkut_ctree_get_nth_from_node(ctree, node));
}
void gtkut_clist_set_focus_row(GtkCList *clist, gint row)
{
clist->focus_row = row;
GTKUT_CTREE_REFRESH(clist);
}
void gtkut_combo_set_items(GtkCombo *combo, const gchar *str1, ...)
{
va_list args;
gchar *s;
GList *combo_items = NULL;
g_return_if_fail(str1 != NULL);
combo_items = g_list_append(combo_items, (gpointer)str1);
va_start(args, str1);
s = va_arg(args, gchar*);
while (s) {
combo_items = g_list_append(combo_items, (gpointer)s);
s = va_arg(args, gchar*);
}
va_end(args);
gtk_combo_set_popdown_strings(combo, combo_items);
g_list_free(combo_items);
}
gchar *gtkut_editable_get_selection(GtkEditable *editable)
{
guint start_pos, end_pos;
gboolean found;
g_return_val_if_fail(GTK_IS_EDITABLE(editable), NULL);
found = gtk_editable_get_selection_bounds(editable,
&start_pos, &end_pos);
if (found)
return gtk_editable_get_chars(editable, start_pos, end_pos);
else
return NULL;
}
void gtkut_editable_disable_im(GtkEditable *editable)
{
g_return_if_fail(editable != NULL);
#if USE_XIM
if (editable->ic) {
gdk_ic_destroy(editable->ic);
editable->ic = NULL;
}
if (editable->ic_attr) {
gdk_ic_attr_destroy(editable->ic_attr);
editable->ic_attr = NULL;
}
#endif
}
void gtkut_container_remove(GtkContainer *container, GtkWidget *widget)
{
gtk_container_remove(container, widget);
}
gboolean gtkut_text_buffer_match_string(GtkTextBuffer *textbuf,
const GtkTextIter *iter,
gunichar *wcs, gint len,
gboolean case_sens)
{
GtkTextIter start_iter, end_iter;
gchar *utf8str, *p;
gint match_count;
start_iter = end_iter = *iter;
gtk_text_iter_forward_chars(&end_iter, len);
utf8str = gtk_text_buffer_get_text(textbuf, &start_iter, &end_iter,
FALSE);
if (!utf8str) return FALSE;
if ((gint)g_utf8_strlen(utf8str, -1) != len) {
g_free(utf8str);
return FALSE;
}
for (p = utf8str, match_count = 0;
*p != '\0' && match_count < len;
p = g_utf8_next_char(p), match_count++) {
gunichar wc;
wc = g_utf8_get_char(p);
if (case_sens) {
if (wc != wcs[match_count])
break;
} else {
if (g_unichar_tolower(wc) !=
g_unichar_tolower(wcs[match_count]))
break;
}
}
g_free(utf8str);
if (match_count == len)
return TRUE;
else
return FALSE;
}
gboolean gtkut_text_buffer_find(GtkTextBuffer *buffer, const GtkTextIter *iter,
const gchar *str, gboolean case_sens,
GtkTextIter *match_pos)
{
gunichar *wcs;
gint len;
glong items_read = 0, items_written = 0;
GError *error = NULL;
GtkTextIter iter_;
gboolean found = FALSE;
wcs = g_utf8_to_ucs4(str, -1, &items_read, &items_written, &error);
if (error != NULL) {
g_warning("An error occured while converting a string from UTF-8 to UCS-4: %s\n",
error->message);
g_error_free(error);
}
if (!wcs || items_written <= 0) return FALSE;
len = (gint)items_written;
iter_ = *iter;
do {
found = gtkut_text_buffer_match_string
(buffer, &iter_, wcs, len, case_sens);
if (found) {
*match_pos = iter_;
break;
}
} while (gtk_text_iter_forward_char(&iter_));
g_free(wcs);
return found;
}
gboolean gtkut_text_buffer_find_backward(GtkTextBuffer *buffer,
const GtkTextIter *iter,
const gchar *str, gboolean case_sens,
GtkTextIter *match_pos)
{
gunichar *wcs;
gint len;
glong items_read = 0, items_written = 0;
GError *error = NULL;
GtkTextIter iter_;
gboolean found = FALSE;
wcs = g_utf8_to_ucs4(str, -1, &items_read, &items_written, &error);
if (error != NULL) {
g_warning("An error occured while converting a string from UTF-8 to UCS-4: %s\n", error->message);
g_error_free(error);
}
if (!wcs || items_written <= 0) return FALSE;
len = (gint)items_written;
iter_ = *iter;
while (gtk_text_iter_backward_char(&iter_)) {
found = gtkut_text_buffer_match_string
(buffer, &iter_, wcs, len, case_sens);
if (found) {
*match_pos = iter_;
break;
}
}
g_free(wcs);
return found;
}
gchar *gtkut_text_view_get_selection(GtkTextView *textview)
{
GtkTextBuffer *buffer;
GtkTextIter start_iter, end_iter;
gboolean found;
g_return_val_if_fail(GTK_IS_TEXT_VIEW(textview), NULL);
buffer = gtk_text_view_get_buffer(textview);
found = gtk_text_buffer_get_selection_bounds(buffer,
&start_iter,
&end_iter);
if (found)
return gtk_text_buffer_get_text(buffer, &start_iter, &end_iter,
FALSE);
else
return NULL;
}
void gtkut_text_view_set_position(GtkTextView *text, gint pos)
{
GtkTextBuffer *buffer;
GtkTextIter iter;
g_return_if_fail(text != NULL);
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_get_iter_at_offset(buffer, &iter, pos);
gtk_text_buffer_place_cursor(buffer, &iter);
gtk_text_view_scroll_to_iter(text, &iter, 0.0, FALSE, 0.0, 0.0);
}
gboolean gtkut_text_view_search_string(GtkTextView *text, const gchar *str,
gboolean case_sens)
{
GtkTextBuffer *buffer;
GtkTextIter iter, match_pos;
GtkTextMark *mark;
gint len;
g_return_val_if_fail(text != NULL, FALSE);
g_return_val_if_fail(str != NULL, FALSE);
buffer = gtk_text_view_get_buffer(text);
len = g_utf8_strlen(str, -1);
g_return_val_if_fail(len >= 0, FALSE);
mark = gtk_text_buffer_get_insert(buffer);
gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
if (gtkut_text_buffer_find(buffer, &iter, str, case_sens,
&match_pos)) {
GtkTextIter end = match_pos;
gtk_text_iter_forward_chars(&end, len);
/* place "insert" at the last character */
gtk_text_buffer_select_range(buffer, &end, &match_pos);
gtk_text_view_scroll_to_mark(text, mark, 0.0, FALSE, 0.0, 0.0);
return TRUE;
}
return FALSE;
}
gboolean gtkut_text_view_search_string_backward(GtkTextView *text, const gchar *str,
gboolean case_sens)
{
GtkTextBuffer *buffer;
GtkTextIter iter, match_pos;
GtkTextMark *mark;
gint len;
g_return_val_if_fail(text != NULL, FALSE);
g_return_val_if_fail(str != NULL, FALSE);
buffer = gtk_text_view_get_buffer(text);
len = g_utf8_strlen(str, -1);
g_return_val_if_fail(len >= 0, FALSE);
mark = gtk_text_buffer_get_insert(buffer);
gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);
if (gtkut_text_buffer_find_backward(buffer, &iter, str, case_sens,
&match_pos)) {
GtkTextIter end = match_pos;
gtk_text_iter_forward_chars(&end, len);
gtk_text_buffer_select_range(buffer, &match_pos, &end);
gtk_text_view_scroll_to_mark(text, mark, 0.0, FALSE, 0.0, 0.0);
return TRUE;
}
return FALSE;
}
void gtkut_window_popup(GtkWidget *window)
{
gint x, y, sx, sy, new_x, new_y;
g_return_if_fail(window != NULL);
g_return_if_fail(window->window != NULL);
sx = gdk_screen_width();
sy = gdk_screen_height();
gdk_window_get_origin(window->window, &x, &y);
new_x = x % sx; if (new_x < 0) new_x = 0;
new_y = y % sy; if (new_y < 0) new_y = 0;
if (new_x != x || new_y != y)
gdk_window_move(window->window, new_x, new_y);
gtk_window_present(GTK_WINDOW(window));
}
void gtkut_widget_get_uposition(GtkWidget *widget, gint *px, gint *py)
{
gint x, y;
gint sx, sy;
g_return_if_fail(widget != NULL);
g_return_if_fail(widget->window != NULL);
sx = gdk_screen_width();
sy = gdk_screen_height();
/* gdk_window_get_root_origin ever return *rootwindow*'s position */
gdk_window_get_root_origin(widget->window, &x, &y);
x %= sx; if (x < 0) x = 0;
y %= sy; if (y < 0) y = 0;
*px = x;
*py = y;
}
void gtkut_widget_draw_now(GtkWidget *widget)
{
if (GTK_WIDGET_VISIBLE(widget) && GTK_WIDGET_DRAWABLE(widget))
gdk_window_process_updates(widget->window, FALSE);
}
static void gtkut_clist_bindings_add(GtkWidget *clist)
{
GtkBindingSet *binding_set;
binding_set = gtk_binding_set_by_class
(GTK_CLIST_GET_CLASS(clist));
gtk_binding_entry_add_signal(binding_set, GDK_n, GDK_CONTROL_MASK,
"scroll_vertical", 2,
G_TYPE_ENUM, GTK_SCROLL_STEP_FORWARD,
G_TYPE_FLOAT, 0.0);
gtk_binding_entry_add_signal(binding_set, GDK_p, GDK_CONTROL_MASK,
"scroll_vertical", 2,
G_TYPE_ENUM, GTK_SCROLL_STEP_BACKWARD,
G_TYPE_FLOAT, 0.0);
}
void gtkut_widget_init(void)
{
GtkWidget *clist;
clist = gtk_clist_new(1);
g_object_ref(G_OBJECT(clist));
g_object_ref_sink(G_OBJECT(clist));
gtkut_clist_bindings_add(clist);
g_object_unref(G_OBJECT(clist));
clist = gtk_ctree_new(1, 0);
g_object_ref(G_OBJECT(clist));
g_object_ref_sink(G_OBJECT(clist));
gtkut_clist_bindings_add(clist);
g_object_unref(G_OBJECT(clist));
clist = gtk_sctree_new_with_titles(1, 0, NULL);
g_object_ref(G_OBJECT(clist));
g_object_ref_sink(G_OBJECT(clist));
gtkut_clist_bindings_add(clist);
g_object_unref(G_OBJECT(clist));
}
void gtkut_widget_set_app_icon(GtkWidget *widget)
{
#include "pixmaps/claws-mail.xpm"
static GdkPixmap *sylpheedclawsxpm;
static GdkBitmap *sylpheedclawsxpmmask;
g_return_if_fail(widget != NULL);
g_return_if_fail(widget->window != NULL);
if (!sylpheedclawsxpm) {
PIXMAP_CREATE(widget, sylpheedclawsxpm, sylpheedclawsxpmmask,
claws_mail_xpm);
}
gdk_window_set_icon(widget->window, NULL, sylpheedclawsxpm, sylpheedclawsxpmmask);
}
void gtkut_widget_set_composer_icon(GtkWidget *widget)
{
static GdkPixmap *xpm;
static GdkBitmap *bmp;
g_return_if_fail(widget != NULL);
g_return_if_fail(widget->window != NULL);
if (!xpm) {
stock_pixmap_gdk(widget, STOCK_PIXMAP_MAIL_COMPOSE, &xpm, &bmp);
}
gdk_window_set_icon(widget->window, NULL, xpm, bmp);
}
GtkWidget *label_window_create(const gchar *str)
{
GtkWidget *window;
GtkWidget *label;
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_widget_set_size_request(window, 380, 60);
gtk_container_set_border_width(GTK_CONTAINER(window), 8);
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
gtk_window_set_title(GTK_WINDOW(window), str);
gtk_window_set_modal(GTK_WINDOW(window), TRUE);
gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
manage_window_set_transient(GTK_WINDOW(window));
label = gtk_label_new(str);
gtk_container_add(GTK_CONTAINER(window), label);
gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
gtk_widget_show(label);
gtk_widget_show_now(window);
GTK_EVENTS_FLUSH();
return window;
}
GtkWidget *gtkut_account_menu_new(GList *ac_list,
GCallback callback,
gpointer data)
{
GList *cur_ac;
GtkWidget *menu;
g_return_val_if_fail(ac_list != NULL, NULL);
menu = gtk_menu_new();
for (cur_ac = ac_list; cur_ac != NULL; cur_ac = cur_ac->next) {
gchar *name;
GtkWidget *menuitem;
PrefsAccount *account;
account = (PrefsAccount *) cur_ac->data;
if (account->name)
name = g_strdup_printf("%s: %s <%s>",
account->account_name,
account->name,
account->address);
else
name = g_strdup_printf("%s: %s",
account->account_name,
account->address);
MENUITEM_ADD(menu, menuitem, name, account->account_id);
g_free(name);
if (callback != NULL)
g_signal_connect(G_OBJECT(menuitem), "activate",
callback, data);
}
return menu;
}
void gtkut_set_widget_bgcolor_rgb(GtkWidget *widget, guint rgbvalue)
{
GtkStyle *newstyle;
GdkColor gdk_color;
gtkut_convert_int_to_gdk_color(rgbvalue, &gdk_color);
newstyle = gtk_style_copy(gtk_widget_get_default_style());
newstyle->bg[GTK_STATE_NORMAL] = gdk_color;
newstyle->bg[GTK_STATE_PRELIGHT] = gdk_color;
newstyle->bg[GTK_STATE_ACTIVE] = gdk_color;
gtk_widget_set_style(widget, newstyle);
}
/*!
*\brief Tries to find a focused child using a lame strategy
*/
GtkWidget *gtkut_get_focused_child(GtkContainer *parent)
{
GtkWidget *result = NULL;
GList *child_list = NULL;
GList *c;
g_return_val_if_fail(parent, NULL);
/* Get children list and see which has the focus. */
child_list = gtk_container_get_children(parent);
if (!child_list)
return NULL;
for (c = child_list; c != NULL; c = g_list_next(c)) {
if (c->data && GTK_IS_WIDGET(c->data)) {
if (GTK_WIDGET_HAS_FOCUS(GTK_WIDGET(c->data))) {
result = GTK_WIDGET(c->data);
break;
}
}
}
/* See if the returned widget is a container itself; if it is,
* see if one of its children is focused. If the focused
* container has no focused child, it is itself a focusable
* child, and has focus. */
if (result && GTK_IS_CONTAINER(result)) {
GtkWidget *tmp = gtkut_get_focused_child(GTK_CONTAINER(result));
if (tmp)
result = tmp;
} else {
/* Try the same for each container in the chain */
for (c = child_list; c != NULL && !result; c = g_list_next(c)) {
if (c->data && GTK_IS_WIDGET(c->data)
&& GTK_IS_CONTAINER(c->data)) {
result = gtkut_get_focused_child
(GTK_CONTAINER(c->data));
}
}
}
g_list_free(child_list);
return result;
}
/*!
*\brief Create a Browse (file) button based on GTK+ stock
*/
GtkWidget *gtkut_get_browse_file_btn(const gchar *button_label)
{
GtkWidget *button;
button = gtk_button_new_with_mnemonic(button_label);
gtk_button_set_image(GTK_BUTTON(button),
gtk_image_new_from_stock(GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_BUTTON));
return button;
}
/*!
*\brief Create a Browse (directory) button based on GTK+ stock
*/
GtkWidget *gtkut_get_browse_directory_btn(const gchar *button_label)
{
GtkWidget *button;
button = gtk_button_new_with_mnemonic(button_label);
gtk_button_set_image(GTK_BUTTON(button),
gtk_image_new_from_stock(GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_BUTTON));
return button;
}
GtkWidget *gtkut_get_replace_btn(const gchar *button_label)
{
GtkWidget *button;
button = gtk_button_new_with_mnemonic(button_label);
gtk_button_set_image(GTK_BUTTON(button),
gtk_image_new_from_stock(GTK_STOCK_REFRESH, GTK_ICON_SIZE_BUTTON));
return button;
}
#if HAVE_LIBCOMPFACE
gint create_xpm_from_xface(gchar *xpm[], const gchar *xface)
{
static gchar *bit_pattern[] = {
"....",
"...#",
"..#.",
"..##",
".#..",
".#.#",
".##.",
".###",
"#...",
"#..#",
"#.#.",
"#.##",
"##..",
"##.#",
"###.",
"####"
};
static gchar *xface_header = "48 48 2 1";
static gchar *xface_black = "# c #000000";
static gchar *xface_white = ". c #ffffff";
gint i, line = 0;
const guchar *p;
gchar buf[WIDTH * 4 + 1]; /* 4 = strlen("0x0000") */
p = xface;
strcpy(xpm[line++], xface_header);
strcpy(xpm[line++], xface_black);
strcpy(xpm[line++], xface_white);
for (i = 0; i < HEIGHT; i++) {
gint col;
buf[0] = '\0';
for (col = 0; col < 3; col++) {
gint figure;
p += 2; /* skip '0x' */
for (figure = 0; figure < 4; figure++) {
gint n = 0;
if ('0' <= *p && *p <= '9') {
n = *p - '0';
} else if ('a' <= *p && *p <= 'f') {
n = *p - 'a' + 10;
} else if ('A' <= *p && *p <= 'F') {
n = *p - 'A' + 10;
}
strcat(buf, bit_pattern[n]);
p++; /* skip ',' */
}
p++; /* skip '\n' */
}
strcpy(xpm[line++], buf);
p++;
}
return 0;
}
#endif
gboolean get_tag_range(GtkTextIter *iter,
GtkTextTag *tag,
GtkTextIter *start_iter,
GtkTextIter *end_iter)
{
GtkTextIter _start_iter, _end_iter;
_end_iter = *iter;
if (!gtk_text_iter_forward_to_tag_toggle(&_end_iter, tag)) {
debug_print("Can't find end");
return FALSE;
}
_start_iter = _end_iter;
if (!gtk_text_iter_backward_to_tag_toggle(&_start_iter, tag)) {
debug_print("Can't find start.");
return FALSE;
}
*start_iter = _start_iter;
*end_iter = _end_iter;
return TRUE;
}
#if HAVE_LIBCOMPFACE
GtkWidget *xface_get_from_header(const gchar *o_xface, GdkColor *background,
GdkWindow *window)
{
static gchar *xpm_xface[XPM_XFACE_HEIGHT];
static gboolean xpm_xface_init = TRUE;
GdkPixmap *pixmap;
GdkBitmap *mask;
gchar xface[2048];
strncpy(xface, o_xface, sizeof(xface));
if (!window) {
g_warning("no window\n");
return NULL;
}
if (uncompface(xface) < 0) {
g_warning("uncompface failed\n");
return NULL;
}
if (xpm_xface_init) {
gint i;
for (i = 0; i < XPM_XFACE_HEIGHT; i++) {
xpm_xface[i] = g_malloc(WIDTH + 1);
*xpm_xface[i] = '\0';
}
xpm_xface_init = FALSE;
}
create_xpm_from_xface(xpm_xface, xface);
pixmap = gdk_pixmap_create_from_xpm_d
(window, &mask,
background, xpm_xface);
return gtk_image_new_from_pixmap(pixmap, mask);
}
#endif
GtkWidget *face_get_from_header(const gchar *o_face)
{
gchar face[2048];
gchar face_png[2048];
gint pngsize;
GdkPixbuf *pixbuf;
GError *error = NULL;
GdkPixbufLoader *loader = gdk_pixbuf_loader_new ();
GtkWidget *image;
if (o_face == NULL || strlen(o_face) == 0)
return NULL;
strncpy2(face, o_face, sizeof(face));
unfold_line(face); /* strip all whitespace and linebreaks */
remove_space(face);
pngsize = base64_decode(face_png, face, strlen(face));
if (!gdk_pixbuf_loader_write (loader, face_png, pngsize, &error) ||
!gdk_pixbuf_loader_close (loader, &error)) {
g_warning("loading face failed\n");
g_object_unref(loader);
return NULL;
}
pixbuf = g_object_ref(gdk_pixbuf_loader_get_pixbuf(loader));
g_object_unref(loader);
if ((gdk_pixbuf_get_width(pixbuf) != 48) || (gdk_pixbuf_get_height(pixbuf) != 48)) {
g_object_unref(pixbuf);
g_warning("wrong_size");
return NULL;
}
image = gtk_image_new_from_pixbuf(pixbuf);
g_object_unref(pixbuf);
return image;
}
static GdkCursor *hand_cursor = NULL;
static void link_btn_enter(GtkButton *button, gpointer data)
{
GtkWidget *window = (GtkWidget *)data;
if (!hand_cursor)
hand_cursor = gdk_cursor_new(GDK_HAND2);
if (window && window->window)
gdk_window_set_cursor(window->window, hand_cursor);
gtk_button_set_relief(button, GTK_RELIEF_NONE);
gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
}
static void link_btn_leave(GtkButton *button, gpointer data)
{
GtkWidget *window = (GtkWidget *)data;
if (window && window->window)
gdk_window_set_cursor(window->window, NULL);
gtk_button_set_relief(button, GTK_RELIEF_NONE);
gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
}
static void link_btn_pressed(GtkButton *button, gpointer data)
{
gtk_button_set_relief(button, GTK_RELIEF_NONE);
gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
}
static void link_btn_released(GtkButton *button, gpointer data)
{
gtk_button_set_relief(button, GTK_RELIEF_NONE);
gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
}
static void link_btn_clicked(GtkButton *button, gpointer data)
{
gchar *url = (gchar *)data;
gtk_button_set_relief(button, GTK_RELIEF_NONE);
gtk_widget_set_state(GTK_WIDGET(button), GTK_STATE_NORMAL);
open_uri(url, prefs_common.uri_cmd);
}
static void link_btn_unrealize(GtkButton *button, gpointer data)
{
gchar *url = (gchar *)data;
g_signal_handlers_disconnect_by_func(G_OBJECT(button),
G_CALLBACK(link_btn_clicked), url);
g_free(url);
}
GtkWidget *gtkut_get_link_btn(GtkWidget *window, const gchar *url, const gchar *label)
{
GtkWidget *btn;
GtkWidget *btn_label;
GdkColormap *cmap;
GdkColor uri_color[2] = {{0, 0, 0, 0xffff}, {0, 0xffff, 0, 0}};
gboolean success[2];
gchar *local_url = NULL;
if (!url)
return NULL;
gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
&uri_color[0]);
gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
&uri_color[1]);
btn = gtk_button_new_with_label(label?label:url);
gtk_button_set_relief(GTK_BUTTON(btn), GTK_RELIEF_NONE);
btn_label = GTK_BIN(btn)->child;
cmap = gdk_drawable_get_colormap(window->window);
gdk_colormap_alloc_colors(cmap, uri_color, 2, FALSE, TRUE, success);
if (success[0] == TRUE && success[1] == TRUE) {
GtkStyle *style;
gtk_widget_ensure_style(btn_label);
style = gtk_style_copy
(gtk_widget_get_style(btn_label));
style->fg[GTK_STATE_NORMAL] = uri_color[0];
style->fg[GTK_STATE_ACTIVE] = uri_color[1];
style->fg[GTK_STATE_PRELIGHT] = uri_color[0];
gtk_widget_set_style(btn_label, style);
} else
g_warning("about_create(): color allocation failed.\n");
g_signal_connect(G_OBJECT(btn), "enter",
G_CALLBACK(link_btn_enter), window);
g_signal_connect(G_OBJECT(btn), "leave",
G_CALLBACK(link_btn_leave), window);
g_signal_connect(G_OBJECT(btn), "pressed",
G_CALLBACK(link_btn_pressed), window);
g_signal_connect(G_OBJECT(btn), "released",
G_CALLBACK(link_btn_released), window);
local_url = g_strdup(url);
g_signal_connect(G_OBJECT(btn), "clicked",
G_CALLBACK(link_btn_clicked), local_url);
g_signal_connect(G_OBJECT(btn), "unrealize",
G_CALLBACK(link_btn_unrealize), local_url);
return btn;
}
GtkWidget *gtkut_sc_combobox_create(GtkWidget *eventbox, gboolean focus_on_click)
{
GtkWidget *combobox;
GtkListStore *menu;
GtkCellRenderer *rend;
menu = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
combobox = gtk_combo_box_new_with_model(GTK_TREE_MODEL(menu));
rend = gtk_cell_renderer_text_new();
gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combobox), rend, TRUE);
gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combobox), rend,
"markup", 0,
NULL);
if( eventbox != NULL )
gtk_container_add(GTK_CONTAINER(eventbox), combobox);
#if GTK_CHECK_VERSION(2,6,0)
gtk_combo_box_set_focus_on_click(GTK_COMBO_BOX(combobox), focus_on_click);
#endif
return combobox;
}
static void gtkutils_smooth_scroll_do(GtkWidget *widget, GtkAdjustment *vadj,
gfloat old_value, gfloat last_value,
gint step)
{
gint change_value;
gboolean up;
gint i;
if (old_value < last_value) {
change_value = last_value - old_value;
up = FALSE;
} else {
change_value = old_value - last_value;
up = TRUE;
}
for (i = step; i <= change_value; i += step) {
vadj->value = old_value + (up ? -i : i);
g_signal_emit_by_name(G_OBJECT(vadj),
"value_changed", 0);
}
vadj->value = last_value;
g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0);
gtk_widget_queue_draw(widget);
}
static gboolean gtkutils_smooth_scroll_page(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
{
gfloat upper;
gfloat page_incr;
gfloat old_value;
gfloat last_value;
if (prefs_common.scroll_halfpage)
page_incr = vadj->page_increment / 2;
else
page_incr = vadj->page_increment;
if (!up) {
upper = vadj->upper - vadj->page_size;
if (vadj->value < upper) {
old_value = vadj->value;
last_value = vadj->value + page_incr;
last_value = MIN(last_value, upper);
gtkutils_smooth_scroll_do(widget, vadj, old_value,
last_value,
prefs_common.scroll_step);
} else
return FALSE;
} else {
if (vadj->value > 0.0) {
old_value = vadj->value;
last_value = vadj->value - page_incr;
last_value = MAX(last_value, 0.0);
gtkutils_smooth_scroll_do(widget, vadj, old_value,
last_value,
prefs_common.scroll_step);
} else
return FALSE;
}
return TRUE;
}
gboolean gtkutils_scroll_page(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
{
gfloat upper;
gfloat page_incr;
if (prefs_common.enable_smooth_scroll)
return gtkutils_smooth_scroll_page(widget, vadj, up);
if (prefs_common.scroll_halfpage)
page_incr = vadj->page_increment / 2;
else
page_incr = vadj->page_increment;
if (!up) {
upper = vadj->upper - vadj->page_size;
if (vadj->value < upper) {
vadj->value += page_incr;
vadj->value = MIN(vadj->value, upper);
g_signal_emit_by_name(G_OBJECT(vadj),
"value_changed", 0);
} else
return FALSE;
} else {
if (vadj->value > 0.0) {
vadj->value -= page_incr;
vadj->value = MAX(vadj->value, 0.0);
g_signal_emit_by_name(G_OBJECT(vadj),
"value_changed", 0);
} else
return FALSE;
}
return TRUE;
}
static void gtkutils_smooth_scroll_one_line(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
{
gfloat upper;
gfloat old_value;
gfloat last_value;
if (!up) {
upper = vadj->upper - vadj->page_size;
if (vadj->value < upper) {
old_value = vadj->value;
last_value = vadj->value + vadj->step_increment;
last_value = MIN(last_value, upper);
gtkutils_smooth_scroll_do(widget, vadj, old_value,
last_value,
prefs_common.scroll_step);
}
} else {
if (vadj->value > 0.0) {
old_value = vadj->value;
last_value = vadj->value - vadj->step_increment;
last_value = MAX(last_value, 0.0);
gtkutils_smooth_scroll_do(widget, vadj, old_value,
last_value,
prefs_common.scroll_step);
}
}
}
void gtkutils_scroll_one_line(GtkWidget *widget, GtkAdjustment *vadj, gboolean up)
{
gfloat upper;
if (prefs_common.enable_smooth_scroll) {
gtkutils_smooth_scroll_one_line(widget, vadj, up);
return;
}
if (!up) {
upper = vadj->upper - vadj->page_size;
if (vadj->value < upper) {
vadj->value += vadj->step_increment;
vadj->value = MIN(vadj->value, upper);
g_signal_emit_by_name(G_OBJECT(vadj),
"value_changed", 0);
}
} else {
if (vadj->value > 0.0) {
vadj->value -= vadj->step_increment;
vadj->value = MAX(vadj->value, 0.0);
g_signal_emit_by_name(G_OBJECT(vadj),
"value_changed", 0);
}
}
}
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