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-rw-r--r--tikzit-old/src/gtk/gtkhelpers.m275
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diff --git a/tikzit-old/src/gtk/gtkhelpers.m b/tikzit-old/src/gtk/gtkhelpers.m
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index 9d26af5..0000000
--- a/tikzit-old/src/gtk/gtkhelpers.m
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@@ -1,275 +0,0 @@
-//
-// gtkhelpers.h
-// TikZiT
-//
-// Copyright 2010 Alex Merry. All rights reserved.
-//
-// Some code from Glade:
-// Copyright 2001 Ximian, Inc.
-//
-// This file is part of TikZiT.
-//
-// TikZiT 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.
-//
-// TikZiT 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 TikZiT. If not, see <http://www.gnu.org/licenses/>.
-//
-#import "gtkhelpers.h"
-#import <gdk/gdkkeysyms.h>
-
-void release_obj (gpointer data) {
- id obj = (id)data;
- [obj release];
-}
-
-NSString * gtk_editable_get_string (GtkEditable *editable, gint start, gint end)
-{
- gchar *text = gtk_editable_get_chars (editable, start, end);
- NSString *string = [NSString stringWithUTF8String:text];
- g_free (text);
- return string;
-}
-
-GdkRectangle gdk_rectangle_from_ns_rect (NSRect box) {
- GdkRectangle rect;
- rect.x = box.origin.x;
- rect.y = box.origin.y;
- rect.width = box.size.width;
- rect.height = box.size.height;
- return rect;
-}
-
-NSRect gdk_rectangle_to_ns_rect (GdkRectangle rect) {
- NSRect result;
- result.origin.x = rect.x;
- result.origin.y = rect.y;
- result.size.width = rect.width;
- result.size.height = rect.height;
- return result;
-}
-
-void gtk_action_set_detailed_label (GtkAction *action, const gchar *baseLabel, const gchar *actionName) {
- if (actionName == NULL || *actionName == '\0') {
- gtk_action_set_label (action, baseLabel);
- } else {
- GString *label = g_string_sized_new (30);
- g_string_printf(label, "%s: %s", baseLabel, actionName);
- gtk_action_set_label (action, label->str);
- g_string_free (label, TRUE);
- }
-}
-
-/**
- * tz_hijack_key_press:
- * @win: a #GtkWindow
- * event: the GdkEventKey
- * user_data: unused
- *
- * This function is meant to be attached to key-press-event of a toplevel,
- * it simply allows the window contents to treat key events /before/
- * accelerator keys come into play (this way widgets dont get deleted
- * when cutting text in an entry etc.).
- *
- * Returns: whether the event was handled
- */
-gint
-tz_hijack_key_press (GtkWindow *win,
- GdkEventKey *event,
- gpointer user_data)
-{
- GtkWidget *focus_widget;
-
- focus_widget = gtk_window_get_focus (win);
- if (focus_widget &&
- (event->keyval == GDK_Delete || /* Filter Delete from accelerator keys */
- ((event->state & GDK_CONTROL_MASK) && /* CTRL keys... */
- ((event->keyval == GDK_c || event->keyval == GDK_C) || /* CTRL-C (copy) */
- (event->keyval == GDK_x || event->keyval == GDK_X) || /* CTRL-X (cut) */
- (event->keyval == GDK_v || event->keyval == GDK_V) || /* CTRL-V (paste) */
- (event->keyval == GDK_a || event->keyval == GDK_A) || /* CTRL-A (select-all) */
- (event->keyval == GDK_n || event->keyval == GDK_N))))) /* CTRL-N (new document) ?? */
- {
- return gtk_widget_event (focus_widget,
- (GdkEvent *)event);
- }
- return FALSE;
-}
-
-GdkPixbuf * pixbuf_get_from_surface(cairo_surface_t *surface) {
- cairo_surface_flush (surface);
-
- int width = cairo_image_surface_get_width (surface);
- int height = cairo_image_surface_get_height (surface);
- int stride = cairo_image_surface_get_stride (surface);
- unsigned char *data = cairo_image_surface_get_data (surface);
-
- GdkPixbuf *pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
- TRUE,
- 8,
- width,
- height);
- unsigned char *pbdata = gdk_pixbuf_get_pixels (pixbuf);
- int pbstride = gdk_pixbuf_get_rowstride (pixbuf);
-
- for (int y = 0; y < height; ++y) {
- uint32_t *line = (uint32_t*)(data + y*stride);
- unsigned char *pbline = pbdata + (y*pbstride);
- for (int x = 0; x < width; ++x) {
- uint32_t pixel = *(line + x);
- unsigned char *pbpixel = pbline + (x*4);
- // NB: We should un-pre-mult the alpha here.
- // However, in our world, alpha is always
- // on or off, so it doesn't really matter
- pbpixel[3] = ((pixel & 0xff000000) >> 24);
- pbpixel[0] = ((pixel & 0x00ff0000) >> 16);
- pbpixel[1] = ((pixel & 0x0000ff00) >> 8);
- pbpixel[2] = (pixel & 0x000000ff);
- }
- }
-
- return pixbuf;
-}
-
-/* This function mostly lifted from
- * gtk+/gdk/gdkscreen.c:gdk_screen_get_monitor_at_window()
- */
-static gint
-get_appropriate_monitor (GdkScreen *screen,
- gint x,
- gint y,
- gint w,
- gint h)
-{
- GdkRectangle rect;
- gint area = 0;
- gint monitor = -1;
- gint num_monitors;
- gint i;
-
- rect.x = x;
- rect.y = y;
- rect.width = w;
- rect.height = h;
-
- num_monitors = gdk_screen_get_n_monitors (screen);
-
- for (i = 0; i < num_monitors; i++)
- {
- GdkRectangle geometry;
-
- gdk_screen_get_monitor_geometry (screen, i, &geometry);
-
- if (gdk_rectangle_intersect (&rect, &geometry, &geometry) &&
- geometry.width * geometry.height > area)
- {
- area = geometry.width * geometry.height;
- monitor = i;
- }
- }
-
- if (monitor >= 0)
- return monitor;
- else
- return gdk_screen_get_monitor_at_point (screen,
- rect.x + rect.width / 2,
- rect.y + rect.height / 2);
-}
-
-/* This function mostly lifted from gimp_session_info_apply_geometry
- * in gimp-2.6/app/widgets/gimpsessioninfo.c
- */
-void tz_restore_window (GtkWindow *window, gint x, gint y, gint w, gint h)
-{
- gint forced_w = w;
- gint forced_h = h;
- if (w <= 0 || h <= 0) {
- gtk_window_get_default_size (window, &w, &h);
- }
- if (w <= 0 || h <= 0) {
- gtk_window_get_size (window, &w, &h);
- }
-
- GdkScreen *screen = gtk_widget_get_screen (GTK_WIDGET (window));
-
- gint monitor = 0;
- if (w > 0 && h > 0) {
- monitor = get_appropriate_monitor (screen, x, y, w, h);
- } else {
- monitor = gdk_screen_get_monitor_at_point (screen, x, y);
- }
-
- GdkRectangle rect;
- gdk_screen_get_monitor_geometry (screen, monitor, &rect);
-
- x = CLAMP (x,
- rect.x,
- rect.x + rect.width - (w > 0 ? w : 128));
- y = CLAMP (y,
- rect.y,
- rect.y + rect.height - (h > 0 ? h : 128));
-
- gchar geom[32];
- g_snprintf (geom, sizeof (geom), "%+d%+d", x, y);
-
- gtk_window_parse_geometry (window, geom);
-
- if (forced_w > 0 && forced_h > 0) {
- gtk_window_set_default_size (window, forced_w, forced_h);
- }
-}
-
-void label_set_bold (GtkLabel *label) {
- PangoAttrList *attrs = pango_attr_list_new ();
- pango_attr_list_insert (attrs,
- pango_attr_weight_new (PANGO_WEIGHT_SEMIBOLD));
- gtk_label_set_attributes (label, attrs);
- pango_attr_list_unref (attrs);
-}
-
-void widget_set_error (GtkWidget *widget) {
- GdkColor color = {0, 65535, 61184, 61184};
- gtk_widget_modify_base (widget, GTK_STATE_NORMAL, &color);
-}
-
-void widget_clear_error (GtkWidget *widget) {
- gtk_widget_modify_base (widget, GTK_STATE_NORMAL, NULL);
-}
-
-void text_buffer_clear_tag (GtkTextBuffer *buffer, GtkTextTag *tag) {
- GtkTextIter start;
- GtkTextIter end;
- gtk_text_buffer_get_start_iter (buffer, &start);
- gtk_text_buffer_get_end_iter (buffer, &end);
- gtk_text_buffer_remove_tag (buffer, tag, &start, &end);
-}
-
-void utility_window_attach (GtkWindow *util_win, GtkWindow *parent_win) {
- if (parent_win == gtk_window_get_transient_for (util_win))
- return;
-
- // HACK: X window managers tend to move windows around when they are
- // unmapped and mapped again, so we save the position
- gint x, y;
- gtk_window_get_position (util_win, &x, &y);
-
- // HACK: Altering WM_TRANSIENT_FOR on a non-hidden but unmapped window
- // (eg: when you have minimised the original parent window) can
- // cause the window to be lost forever, so we hide it first
- gtk_widget_hide (GTK_WIDGET (util_win));
- gtk_window_set_focus_on_map (util_win, FALSE);
- gtk_window_set_transient_for (util_win, parent_win);
- gtk_widget_show (GTK_WIDGET (util_win));
-
- // HACK: see above
- gtk_window_move (util_win, x, y);
-}
-
-// vim:ft=objc:ts=8:et:sts=4:sw=4
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