GTK_STATE_NORMAL not GTK_STATE_PRELIGHT
[claws.git] / src / gtk / gtkutils.c
index 92e3dc7dfd4b23ecfeae1fcdbfd6e3a7fe8f453c..dd957e602be42fd61bd0bfb9ea58749ee3d58a8c 100644 (file)
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2005 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws 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
 #  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>
@@ -55,6 +59,7 @@
 #include "prefs_account.h"
 #include "prefs_common.h"
 #include "manage_window.h"
+#include "base64.h"
 
 gboolean gtkut_get_font_size(GtkWidget *widget,
                             gint *width, gint *height)
@@ -585,6 +590,86 @@ gchar *gtkut_text_view_get_selection(GtkTextView *textview)
                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;
@@ -828,8 +913,8 @@ GtkWidget *gtkut_get_browse_file_btn(const gchar *button_label)
 
 #if GTK_CHECK_VERSION(2, 6, 0)
        button = gtk_button_new_with_mnemonic(button_label);
-       gtk_button_set_image((GtkButton*)button,
-               gtk_image_new_from_stock(GTK_STOCK_OPEN, GTK_ICON_SIZE_BUTTON));
+       gtk_button_set_image(GTK_BUTTON(button),
+               gtk_image_new_from_stock(GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_BUTTON));
 #else
        GtkWidget* image;
        GtkWidget* box;
@@ -843,8 +928,8 @@ GtkWidget *gtkut_get_browse_file_btn(const gchar *button_label)
        gtk_label_set_text_with_mnemonic(GTK_LABEL(label), button_label);
        gtk_label_set_mnemonic_widget(GTK_LABEL(label), button);
 
-       gtk_box_pack_start((GtkBox*)box, image, FALSE, FALSE, 1);
-       gtk_box_pack_end((GtkBox*)box, label, FALSE, FALSE, 1);
+       gtk_box_pack_start(GTK_BOX(box), image, FALSE, FALSE, 1);
+       gtk_box_pack_end(GTK_BOX(box), label, FALSE, FALSE, 1);
        gtk_widget_show(label);
        gtk_widget_show(image);
        gtk_widget_show(box);
@@ -862,7 +947,7 @@ GtkWidget *gtkut_get_browse_directory_btn(const gchar *button_label)
 
 #if GTK_CHECK_VERSION(2, 6, 0)
        button = gtk_button_new_with_mnemonic(button_label);
-       gtk_button_set_image((GtkButton*)button,
+       gtk_button_set_image(GTK_BUTTON(button),
                gtk_image_new_from_stock(GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_BUTTON));
 #else
        GtkWidget* image;
@@ -877,8 +962,39 @@ GtkWidget *gtkut_get_browse_directory_btn(const gchar *button_label)
        gtk_label_set_text_with_mnemonic(GTK_LABEL(label), button_label);
        gtk_label_set_mnemonic_widget(GTK_LABEL(label), button);
 
-       gtk_box_pack_start((GtkBox*)box, image, FALSE, FALSE, 1);
-       gtk_box_pack_end((GtkBox*)box, label, FALSE, FALSE, 1);
+       gtk_box_pack_start(GTK_BOX(box), image, FALSE, FALSE, 1);
+       gtk_box_pack_end(GTK_BOX(box), label, FALSE, FALSE, 1);
+       gtk_widget_show(label);
+       gtk_widget_show(image);
+       gtk_widget_show(box);
+       gtk_container_add(GTK_CONTAINER(button), box);
+#endif
+       return button;
+}
+
+GtkWidget *gtkut_get_replace_btn(const gchar *button_label)
+{
+       GtkWidget *button;
+
+#if GTK_CHECK_VERSION(2, 6, 0)
+       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));
+#else
+       GtkWidget* image;
+       GtkWidget* box;
+       GtkWidget* label;
+
+       button = gtk_button_new();
+       box = gtk_hbox_new(FALSE, 0);
+
+       image = gtk_image_new_from_stock(GTK_STOCK_REFRESH, GTK_ICON_SIZE_BUTTON);
+       label = gtk_label_new(NULL);
+       gtk_label_set_text_with_mnemonic(GTK_LABEL(label), button_label);
+       gtk_label_set_mnemonic_widget(GTK_LABEL(label), button);
+
+       gtk_box_pack_start(GTK_BOX(box), image, FALSE, FALSE, 1);
+       gtk_box_pack_end(GTK_BOX(box), label, FALSE, FALSE, 1);
        gtk_widget_show(label);
        gtk_widget_show(image);
        gtk_widget_show(box);
@@ -958,3 +1074,207 @@ gint create_xpm_from_xface(gchar *xpm[], const gchar *xface)
        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 (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;
+       
+       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;
+}