diff options
Diffstat (limited to 'tikzit/src/gtk/PreviewWindow.m')
| -rw-r--r-- | tikzit/src/gtk/PreviewWindow.m | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/tikzit/src/gtk/PreviewWindow.m b/tikzit/src/gtk/PreviewWindow.m deleted file mode 100644 index fc0e7a3..0000000 --- a/tikzit/src/gtk/PreviewWindow.m +++ /dev/null @@ -1,195 +0,0 @@ -/* - * Copyright 2011 Alex Merry <dev@randomguy3.me.uk> - * - * 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, see <http://www.gnu.org/licenses/>. - */ - -#import "PreviewWindow.h" - -#import "Preambles.h" -#import "PreviewRenderer.h" -#import "TikzDocument.h" -#import "WidgetSurface.h" - -#import "gtkhelpers.h" - -@interface PreviewWindow (Private) -- (BOOL) updateOrShowError; -- (void) updateDefaultSize; -@end - -// {{{ API - -@implementation PreviewWindow - -- (id) init { - [self release]; - return nil; -} - -- (id) initWithPreambles:(Preambles*)p config:(Configuration*)c { - self = [super init]; - - if (self) { - parent = NULL; - previewer = [[PreviewRenderer alloc] initWithPreambles:p config:c]; - - window = GTK_WINDOW (gtk_window_new (GTK_WINDOW_TOPLEVEL)); - gtk_window_set_title (window, "Preview"); - gtk_window_set_resizable (window, TRUE); - gtk_window_set_default_size (window, 150.0, 150.0); - g_signal_connect (G_OBJECT (window), - "delete-event", - G_CALLBACK (gtk_widget_hide_on_delete), - NULL); - - GtkWidget *pdfArea = gtk_drawing_area_new (); - gtk_container_add (GTK_CONTAINER (window), pdfArea); - gtk_widget_show (pdfArea); - surface = [[WidgetSurface alloc] initWithWidget:pdfArea]; - [surface setRenderDelegate:previewer]; - Transformer *t = [surface transformer]; - [t setFlippedAboutXAxis:![t isFlippedAboutXAxis]]; - } - - return self; -} - -- (void) setParentWindow:(GtkWindow*)p { - parent = p; - gtk_window_set_transient_for (window, p); - if (p != NULL) { - gtk_window_set_position (window, GTK_WIN_POS_CENTER_ON_PARENT); - } -} - -- (TikzDocument*) document { - return [previewer document]; -} - -- (void) setDocument:(TikzDocument*)doc { - [previewer setDocument:doc]; -} - -- (void) present { - if ([self updateOrShowError]) { - [self updateDefaultSize]; - gtk_window_present (GTK_WINDOW (window)); - [surface invalidate]; - } -} - -- (BOOL) update { - if ([self updateOrShowError]) { - [self updateDefaultSize]; - return YES; - } - - return NO; -} - -- (void) show { - if ([self updateOrShowError]) { - [self updateDefaultSize]; - gtk_widget_show (GTK_WIDGET (window)); - [surface invalidate]; - } -} - -- (void) hide { - gtk_widget_hide (GTK_WIDGET (window)); -} - -- (BOOL) isVisible { - gboolean visible; - g_object_get (G_OBJECT (window), "visible", &visible, NULL); - return visible ? YES : NO; -} - -- (void) setVisible:(BOOL)visible { - if (visible) { - [self show]; - } else { - [self hide]; - } -} - -- (void) dealloc { - gtk_widget_destroy (GTK_WIDGET (window)); - [previewer release]; - [surface release]; - - [super dealloc]; -} - -@end -// }}} - -@implementation PreviewWindow (Private) -- (BOOL) updateOrShowError { - NSError *error = nil; - if (![previewer updateWithError:&error]) { - GtkWindow *dparent = gtk_widget_get_visible (GTK_WIDGET (window)) - ? window - : parent; - GtkWidget *dialog = gtk_message_dialog_new (dparent, - GTK_DIALOG_DESTROY_WITH_PARENT, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_CLOSE, - "Failed to generate the preview: %s", - [[error localizedDescription] UTF8String]); -#if GTK_CHECK_VERSION(2,22,0) - if ([error code] == TZ_ERR_TOOL_FAILED) { - GtkBox *box = GTK_BOX (gtk_message_dialog_get_message_area (GTK_MESSAGE_DIALOG (dialog))); - GtkWidget *label = gtk_label_new ("pdflatex said:"); - gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5f); - gtk_widget_show (label); - gtk_box_pack_start (box, label, FALSE, TRUE, 0); - - GtkWidget *view = gtk_text_view_new (); - GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)); - gtk_text_buffer_set_text (buffer, [[error toolOutput] UTF8String], -1); - gtk_text_view_set_editable (GTK_TEXT_VIEW (view), FALSE); - gtk_widget_show (view); - GtkWidget *scrolledView = gtk_scrolled_window_new (NULL, NULL); - gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledView), - GTK_POLICY_NEVER, // horiz - GTK_POLICY_ALWAYS); // vert - gtk_widget_set_size_request (scrolledView, -1, 120); - gtk_container_add (GTK_CONTAINER (scrolledView), view); - gtk_widget_show (scrolledView); - gtk_box_pack_start (box, scrolledView, TRUE, TRUE, 0); - } -#endif // GTK+ 2.22.0 - gtk_dialog_run (GTK_DIALOG (dialog)); - gtk_widget_destroy (dialog); - return NO; - } - return YES; -} - -- (void) updateDefaultSize { - double width = 150; - double height = 150; - if ([previewer isValid]) { - double pWidth = [previewer width]; - double pHeight = [previewer height]; - width = (width < pWidth + 4) ? pWidth + 4 : width; - height = (height < pHeight + 4) ? pHeight + 4 : height; - } - gtk_window_set_default_size (window, width, height); -} -@end - -// vim:ft=objc:ts=8:et:sts=4:sw=4 |